ia64/xen-unstable

changeset 3471:ed0d4ce83995

bitkeeper revision 1.1159.223.8 (41f04ee28OyElXpjo4VeyXy925falg)

Upgrade to linux 2.4.29
author iap10@labyrinth.cl.cam.ac.uk
date Fri Jan 21 00:37:54 2005 +0000 (2005-01-21)
parents bf476d24f798
children dbeb285e008c
files .rootkeys linux-2.4.28-xen-sparse/Makefile linux-2.4.28-xen-sparse/arch/xen/Makefile linux-2.4.28-xen-sparse/arch/xen/boot/Makefile linux-2.4.28-xen-sparse/arch/xen/config.in linux-2.4.28-xen-sparse/arch/xen/defconfig-xen0 linux-2.4.28-xen-sparse/arch/xen/defconfig-xenU linux-2.4.28-xen-sparse/arch/xen/drivers/balloon/Makefile linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/Makefile linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/backend/Makefile linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/frontend/Makefile linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/frontend/common.h linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/frontend/vbd.c linux-2.4.28-xen-sparse/arch/xen/drivers/console/Makefile linux-2.4.28-xen-sparse/arch/xen/drivers/dom0/Makefile linux-2.4.28-xen-sparse/arch/xen/drivers/evtchn/Makefile linux-2.4.28-xen-sparse/arch/xen/drivers/netif/Makefile linux-2.4.28-xen-sparse/arch/xen/drivers/netif/backend/Makefile linux-2.4.28-xen-sparse/arch/xen/drivers/netif/frontend/Makefile linux-2.4.28-xen-sparse/arch/xen/kernel/Makefile linux-2.4.28-xen-sparse/arch/xen/kernel/entry.S linux-2.4.28-xen-sparse/arch/xen/kernel/head.S linux-2.4.28-xen-sparse/arch/xen/kernel/i386_ksyms.c linux-2.4.28-xen-sparse/arch/xen/kernel/irq.c linux-2.4.28-xen-sparse/arch/xen/kernel/ldt.c linux-2.4.28-xen-sparse/arch/xen/kernel/pci-pc.c linux-2.4.28-xen-sparse/arch/xen/kernel/process.c linux-2.4.28-xen-sparse/arch/xen/kernel/setup.c linux-2.4.28-xen-sparse/arch/xen/kernel/signal.c linux-2.4.28-xen-sparse/arch/xen/kernel/time.c linux-2.4.28-xen-sparse/arch/xen/kernel/traps.c linux-2.4.28-xen-sparse/arch/xen/lib/Makefile linux-2.4.28-xen-sparse/arch/xen/lib/delay.c linux-2.4.28-xen-sparse/arch/xen/mm/Makefile linux-2.4.28-xen-sparse/arch/xen/mm/fault.c linux-2.4.28-xen-sparse/arch/xen/mm/init.c linux-2.4.28-xen-sparse/arch/xen/mm/ioremap.c linux-2.4.28-xen-sparse/arch/xen/vmlinux.lds linux-2.4.28-xen-sparse/drivers/block/ll_rw_blk.c linux-2.4.28-xen-sparse/drivers/char/Makefile linux-2.4.28-xen-sparse/drivers/char/mem.c linux-2.4.28-xen-sparse/drivers/char/tty_io.c linux-2.4.28-xen-sparse/drivers/scsi/aic7xxx/Makefile linux-2.4.28-xen-sparse/fs/exec.c linux-2.4.28-xen-sparse/include/asm-xen/bugs.h linux-2.4.28-xen-sparse/include/asm-xen/desc.h linux-2.4.28-xen-sparse/include/asm-xen/fixmap.h linux-2.4.28-xen-sparse/include/asm-xen/highmem.h linux-2.4.28-xen-sparse/include/asm-xen/hw_irq.h linux-2.4.28-xen-sparse/include/asm-xen/io.h linux-2.4.28-xen-sparse/include/asm-xen/irq.h linux-2.4.28-xen-sparse/include/asm-xen/keyboard.h linux-2.4.28-xen-sparse/include/asm-xen/mmu_context.h linux-2.4.28-xen-sparse/include/asm-xen/module.h linux-2.4.28-xen-sparse/include/asm-xen/msr.h linux-2.4.28-xen-sparse/include/asm-xen/page.h linux-2.4.28-xen-sparse/include/asm-xen/pci.h linux-2.4.28-xen-sparse/include/asm-xen/pgalloc.h linux-2.4.28-xen-sparse/include/asm-xen/pgtable-2level.h linux-2.4.28-xen-sparse/include/asm-xen/pgtable.h linux-2.4.28-xen-sparse/include/asm-xen/processor.h linux-2.4.28-xen-sparse/include/asm-xen/queues.h linux-2.4.28-xen-sparse/include/asm-xen/segment.h linux-2.4.28-xen-sparse/include/asm-xen/smp.h linux-2.4.28-xen-sparse/include/asm-xen/synch_bitops.h linux-2.4.28-xen-sparse/include/asm-xen/system.h linux-2.4.28-xen-sparse/include/asm-xen/vga.h linux-2.4.28-xen-sparse/include/asm-xen/xor.h linux-2.4.28-xen-sparse/include/linux/blk.h linux-2.4.28-xen-sparse/include/linux/irq.h linux-2.4.28-xen-sparse/include/linux/mm.h linux-2.4.28-xen-sparse/include/linux/sched.h linux-2.4.28-xen-sparse/include/linux/skbuff.h linux-2.4.28-xen-sparse/include/linux/timer.h linux-2.4.28-xen-sparse/kernel/time.c linux-2.4.28-xen-sparse/kernel/timer.c linux-2.4.28-xen-sparse/mkbuildtree linux-2.4.28-xen-sparse/mm/highmem.c linux-2.4.28-xen-sparse/mm/memory.c linux-2.4.28-xen-sparse/mm/mprotect.c linux-2.4.28-xen-sparse/mm/mremap.c linux-2.4.28-xen-sparse/mm/page_alloc.c linux-2.4.28-xen-sparse/mm/swapfile.c linux-2.4.28-xen-sparse/mm/vmalloc.c linux-2.4.28-xen-sparse/net/core/skbuff.c linux-2.4.29-xen-sparse/Makefile linux-2.4.29-xen-sparse/arch/xen/Makefile linux-2.4.29-xen-sparse/arch/xen/boot/Makefile linux-2.4.29-xen-sparse/arch/xen/config.in linux-2.4.29-xen-sparse/arch/xen/defconfig-xen0 linux-2.4.29-xen-sparse/arch/xen/defconfig-xenU linux-2.4.29-xen-sparse/arch/xen/drivers/balloon/Makefile linux-2.4.29-xen-sparse/arch/xen/drivers/blkif/Makefile linux-2.4.29-xen-sparse/arch/xen/drivers/blkif/backend/Makefile linux-2.4.29-xen-sparse/arch/xen/drivers/blkif/frontend/Makefile linux-2.4.29-xen-sparse/arch/xen/drivers/blkif/frontend/common.h linux-2.4.29-xen-sparse/arch/xen/drivers/blkif/frontend/vbd.c linux-2.4.29-xen-sparse/arch/xen/drivers/console/Makefile linux-2.4.29-xen-sparse/arch/xen/drivers/dom0/Makefile linux-2.4.29-xen-sparse/arch/xen/drivers/evtchn/Makefile linux-2.4.29-xen-sparse/arch/xen/drivers/netif/Makefile linux-2.4.29-xen-sparse/arch/xen/drivers/netif/backend/Makefile linux-2.4.29-xen-sparse/arch/xen/drivers/netif/frontend/Makefile linux-2.4.29-xen-sparse/arch/xen/kernel/Makefile linux-2.4.29-xen-sparse/arch/xen/kernel/entry.S linux-2.4.29-xen-sparse/arch/xen/kernel/head.S linux-2.4.29-xen-sparse/arch/xen/kernel/i386_ksyms.c linux-2.4.29-xen-sparse/arch/xen/kernel/irq.c linux-2.4.29-xen-sparse/arch/xen/kernel/ldt.c linux-2.4.29-xen-sparse/arch/xen/kernel/pci-pc.c linux-2.4.29-xen-sparse/arch/xen/kernel/process.c linux-2.4.29-xen-sparse/arch/xen/kernel/setup.c linux-2.4.29-xen-sparse/arch/xen/kernel/signal.c linux-2.4.29-xen-sparse/arch/xen/kernel/time.c linux-2.4.29-xen-sparse/arch/xen/kernel/traps.c linux-2.4.29-xen-sparse/arch/xen/lib/Makefile linux-2.4.29-xen-sparse/arch/xen/lib/delay.c linux-2.4.29-xen-sparse/arch/xen/mm/Makefile linux-2.4.29-xen-sparse/arch/xen/mm/fault.c linux-2.4.29-xen-sparse/arch/xen/mm/init.c linux-2.4.29-xen-sparse/arch/xen/mm/ioremap.c linux-2.4.29-xen-sparse/arch/xen/vmlinux.lds linux-2.4.29-xen-sparse/drivers/block/ll_rw_blk.c linux-2.4.29-xen-sparse/drivers/char/Makefile linux-2.4.29-xen-sparse/drivers/char/mem.c linux-2.4.29-xen-sparse/drivers/char/tty_io.c linux-2.4.29-xen-sparse/drivers/scsi/aic7xxx/Makefile linux-2.4.29-xen-sparse/fs/exec.c linux-2.4.29-xen-sparse/include/asm-xen/bugs.h linux-2.4.29-xen-sparse/include/asm-xen/desc.h linux-2.4.29-xen-sparse/include/asm-xen/fixmap.h linux-2.4.29-xen-sparse/include/asm-xen/highmem.h linux-2.4.29-xen-sparse/include/asm-xen/hw_irq.h linux-2.4.29-xen-sparse/include/asm-xen/io.h linux-2.4.29-xen-sparse/include/asm-xen/irq.h linux-2.4.29-xen-sparse/include/asm-xen/keyboard.h linux-2.4.29-xen-sparse/include/asm-xen/mmu_context.h linux-2.4.29-xen-sparse/include/asm-xen/module.h linux-2.4.29-xen-sparse/include/asm-xen/msr.h linux-2.4.29-xen-sparse/include/asm-xen/page.h linux-2.4.29-xen-sparse/include/asm-xen/pci.h linux-2.4.29-xen-sparse/include/asm-xen/pgalloc.h linux-2.4.29-xen-sparse/include/asm-xen/pgtable-2level.h linux-2.4.29-xen-sparse/include/asm-xen/pgtable.h linux-2.4.29-xen-sparse/include/asm-xen/processor.h linux-2.4.29-xen-sparse/include/asm-xen/queues.h linux-2.4.29-xen-sparse/include/asm-xen/segment.h linux-2.4.29-xen-sparse/include/asm-xen/smp.h linux-2.4.29-xen-sparse/include/asm-xen/synch_bitops.h linux-2.4.29-xen-sparse/include/asm-xen/system.h linux-2.4.29-xen-sparse/include/asm-xen/vga.h linux-2.4.29-xen-sparse/include/asm-xen/xor.h linux-2.4.29-xen-sparse/include/linux/blk.h linux-2.4.29-xen-sparse/include/linux/irq.h linux-2.4.29-xen-sparse/include/linux/mm.h linux-2.4.29-xen-sparse/include/linux/sched.h linux-2.4.29-xen-sparse/include/linux/skbuff.h linux-2.4.29-xen-sparse/include/linux/timer.h linux-2.4.29-xen-sparse/kernel/time.c linux-2.4.29-xen-sparse/kernel/timer.c linux-2.4.29-xen-sparse/mkbuildtree linux-2.4.29-xen-sparse/mm/highmem.c linux-2.4.29-xen-sparse/mm/memory.c linux-2.4.29-xen-sparse/mm/mprotect.c linux-2.4.29-xen-sparse/mm/mremap.c linux-2.4.29-xen-sparse/mm/page_alloc.c linux-2.4.29-xen-sparse/mm/swapfile.c linux-2.4.29-xen-sparse/mm/vmalloc.c linux-2.4.29-xen-sparse/net/core/skbuff.c
line diff
     1.1 --- a/.rootkeys	Thu Jan 20 22:18:00 2005 +0000
     1.2 +++ b/.rootkeys	Fri Jan 21 00:37:54 2005 +0000
     1.3 @@ -44,90 +44,90 @@ 3f815145CB8XdPUqsmhAjSDFuwOoqA extras/mi
     1.4  3f815145vGYx1WY79voKkZB9yKwJKQ extras/mini-os/time.c
     1.5  3f815145xlKBAQmal9oces3G_Mvxqw extras/mini-os/traps.c
     1.6  4187ca95_eQN62ugV1zliQcfzXrHnw install.sh
     1.7 -3e5a4e6589G-U42lFKs43plskXoFxQ linux-2.4.28-xen-sparse/Makefile
     1.8 -3e5a4e65IEPjnWPZ5w3TxS5scV8Ewg linux-2.4.28-xen-sparse/arch/xen/Makefile
     1.9 -3e5a4e65n-KhsEAs-A4ULiStBp-r6w linux-2.4.28-xen-sparse/arch/xen/boot/Makefile
    1.10 -3e5a4e65OV_j_DBtjzt5vej771AJsA linux-2.4.28-xen-sparse/arch/xen/config.in
    1.11 -40648526SxcA4lGIHB_k7ID8VlRSzw linux-2.4.28-xen-sparse/arch/xen/defconfig-xen0
    1.12 -40c73c77QesbL7eIvG-fJGAtVwhGRg linux-2.4.28-xen-sparse/arch/xen/defconfig-xenU
    1.13 -3e6377f5xwPfYZkPHPrDbEq1PRN7uQ linux-2.4.28-xen-sparse/arch/xen/drivers/balloon/Makefile
    1.14 -4083dc16z0jvZEH4PiVDbDRreaNp6w linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/Makefile
    1.15 -4083dc16KQus88a4U3uCV6qVCA6_8Q linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/backend/Makefile
    1.16 -4075806dI5kfeMD5RV-DA0PYoThx_w linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/frontend/Makefile
    1.17 -4075806d4-j7vN0Mn0bklI1cRUX1vQ linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/frontend/common.h
    1.18 -4075806dibjCcfuXv6CINMhxWTw3jQ linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/frontend/vbd.c
    1.19 -3e5a4e65G3e2s0ghPMgiJ-gBTUJ0uQ linux-2.4.28-xen-sparse/arch/xen/drivers/console/Makefile
    1.20 -3e5a4e656nfFISThfbyXQOA6HN6YHw linux-2.4.28-xen-sparse/arch/xen/drivers/dom0/Makefile
    1.21 -40420a6ebRqDjufoN1WSJvolEW2Wjw linux-2.4.28-xen-sparse/arch/xen/drivers/evtchn/Makefile
    1.22 -4083dc16-Kd5y9psK_yk161sme5j5Q linux-2.4.28-xen-sparse/arch/xen/drivers/netif/Makefile
    1.23 -4083dc16UmHXxS9g_UFVnkUpN-oP2Q linux-2.4.28-xen-sparse/arch/xen/drivers/netif/backend/Makefile
    1.24 -405853f2wg7JXZJNltspMwOZJklxgw linux-2.4.28-xen-sparse/arch/xen/drivers/netif/frontend/Makefile
    1.25 -3e5a4e65lWzkiPXsZdzPt2RNnJGG1g linux-2.4.28-xen-sparse/arch/xen/kernel/Makefile
    1.26 -3e5a4e65_hqfuxtGG8IUy6wRM86Ecg linux-2.4.28-xen-sparse/arch/xen/kernel/entry.S
    1.27 -3e5a4e65Hy_1iUvMTPsNqGNXd9uFpg linux-2.4.28-xen-sparse/arch/xen/kernel/head.S
    1.28 -3e5a4e65RMGcuA-HCn3-wNx3fFQwdg linux-2.4.28-xen-sparse/arch/xen/kernel/i386_ksyms.c
    1.29 -3e5a4e653U6cELGv528IxOLHvCq8iA linux-2.4.28-xen-sparse/arch/xen/kernel/irq.c
    1.30 -3e5a4e65muT6SU3ck47IP87Q7Ti5hA linux-2.4.28-xen-sparse/arch/xen/kernel/ldt.c
    1.31 -4051db95N9N99FjsRwi49YKUNHWI8A linux-2.4.28-xen-sparse/arch/xen/kernel/pci-pc.c
    1.32 -3e5a4e65IGt3WwQDNiL4h-gYWgNTWQ linux-2.4.28-xen-sparse/arch/xen/kernel/process.c
    1.33 -3e5a4e66tR-qJMLj3MppcKqmvuI2XQ linux-2.4.28-xen-sparse/arch/xen/kernel/setup.c
    1.34 -3e5a4e66fWSTagLGU2P8BGFGRjhDiw linux-2.4.28-xen-sparse/arch/xen/kernel/signal.c
    1.35 -3e5a4e66N__lUXNwzQ-eADRzK9LXuQ linux-2.4.28-xen-sparse/arch/xen/kernel/time.c
    1.36 -3e5a4e66aHCbQ_F5QZ8VeyikLmuRZQ linux-2.4.28-xen-sparse/arch/xen/kernel/traps.c
    1.37 -3e5a4e66-9_NczrVMbuQkoSLyXckIw linux-2.4.28-xen-sparse/arch/xen/lib/Makefile
    1.38 -3e5a4e6637ZDk0BvFEC-aFQs599-ng linux-2.4.28-xen-sparse/arch/xen/lib/delay.c
    1.39 -3e5a4e66croVgpcJyJuF2ycQw0HuJw linux-2.4.28-xen-sparse/arch/xen/mm/Makefile
    1.40 -3e5a4e66l8Q5Tv-6B3lQIRmaVbFPzg linux-2.4.28-xen-sparse/arch/xen/mm/fault.c
    1.41 -3e5a4e661gLzzff25pJooKIIWe7IWg linux-2.4.28-xen-sparse/arch/xen/mm/init.c
    1.42 -3f0bed43UUdQichXAiVNrjV-y2Kzcg linux-2.4.28-xen-sparse/arch/xen/mm/ioremap.c
    1.43 -3e5a4e66qRlSTcjafidMB6ulECADvg linux-2.4.28-xen-sparse/arch/xen/vmlinux.lds
    1.44 -3e5a4e66mrtlmV75L1tjKDg8RaM5gA linux-2.4.28-xen-sparse/drivers/block/ll_rw_blk.c
    1.45 -40d70c24-Dy2HUMrwSZagfXvAPnI4w linux-2.4.28-xen-sparse/drivers/char/Makefile
    1.46 -3f108aeaLcGDgQdFAANLTUEid0a05w linux-2.4.28-xen-sparse/drivers/char/mem.c
    1.47 -3e5a4e66rw65CxyolW9PKz4GG42RcA linux-2.4.28-xen-sparse/drivers/char/tty_io.c
    1.48 -40c9c0c1pPwYE3-4i-oI3ubUu7UgvQ linux-2.4.28-xen-sparse/drivers/scsi/aic7xxx/Makefile
    1.49 -3e5a4e669uzIE54VwucPYtGwXLAbzA linux-2.4.28-xen-sparse/fs/exec.c
    1.50 -3e5a4e66wbeCpsJgVf_U8Jde-CNcsA linux-2.4.28-xen-sparse/include/asm-xen/bugs.h
    1.51 -3e5a4e66HdSkvIV6SJ1evG_xmTmXHA linux-2.4.28-xen-sparse/include/asm-xen/desc.h
    1.52 -3e5a4e66SYp_UpAVcF8Lc1wa3Qtgzw linux-2.4.28-xen-sparse/include/asm-xen/fixmap.h
    1.53 -406aeeaaQvl4RNtmd9hDEugBURbFpQ linux-2.4.28-xen-sparse/include/asm-xen/highmem.h
    1.54 -3e5a4e67YtcyDLQsShhCfQwPSELfvA linux-2.4.28-xen-sparse/include/asm-xen/hw_irq.h
    1.55 -4060044fVx7-tokvNLKBf_6qBB4lqQ linux-2.4.28-xen-sparse/include/asm-xen/io.h
    1.56 -3e5a4e673p7PEOyHFm3nHkYX6HQYBg linux-2.4.28-xen-sparse/include/asm-xen/irq.h
    1.57 -40d70c240tW7TWArl1VUgIFH2nVO1A linux-2.4.28-xen-sparse/include/asm-xen/keyboard.h
    1.58 -3e5a4e678ddsQOpbSiRdy1GRcDc9WA linux-2.4.28-xen-sparse/include/asm-xen/mmu_context.h
    1.59 -40d06e5b2YWInUX1Xv9amVANwd_2Xg linux-2.4.28-xen-sparse/include/asm-xen/module.h
    1.60 -3f8707e7ZmZ6TxyX0ZUEfvhA2Pb_xQ linux-2.4.28-xen-sparse/include/asm-xen/msr.h
    1.61 -3e5a4e67mnQfh-R8KcQCaVo2Oho6yg linux-2.4.28-xen-sparse/include/asm-xen/page.h
    1.62 -409ba2e7ZfV5hqTvIzxLtpClnxtIzg linux-2.4.28-xen-sparse/include/asm-xen/pci.h
    1.63 -3e5a4e67uTYU5oEnIDjxuaez8njjqg linux-2.4.28-xen-sparse/include/asm-xen/pgalloc.h
    1.64 -3e5a4e67X7JyupgdYkgDX19Huj2sAw linux-2.4.28-xen-sparse/include/asm-xen/pgtable-2level.h
    1.65 -3e5a4e67gr4NLGtQ5CvSLimMYZlkOA linux-2.4.28-xen-sparse/include/asm-xen/pgtable.h
    1.66 -3e5a4e676uK4xErTBDH6XJREn9LSyg linux-2.4.28-xen-sparse/include/asm-xen/processor.h
    1.67 -41224663YBCUMX1kVo_HRUtgaHTi7w linux-2.4.28-xen-sparse/include/asm-xen/queues.h
    1.68 -3e5a4e68uJz-xI0IBVMD7xRLQKJDFg linux-2.4.28-xen-sparse/include/asm-xen/segment.h
    1.69 -3e5a4e68Nfdh6QcOKUTGCaYkf2LmYA linux-2.4.28-xen-sparse/include/asm-xen/smp.h
    1.70 -4062f7e2PzFOUGT0PaE7A0VprTU3JQ linux-2.4.28-xen-sparse/include/asm-xen/synch_bitops.h
    1.71 -3e5a4e68mTr0zcp9SXDbnd-XLrrfxw linux-2.4.28-xen-sparse/include/asm-xen/system.h
    1.72 -3f1056a9L_kqHcFheV00KbKBzv9j5w linux-2.4.28-xen-sparse/include/asm-xen/vga.h
    1.73 -40659defgWA92arexpMGn8X3QMDj3w linux-2.4.28-xen-sparse/include/asm-xen/xor.h
    1.74 -3f056927gMHl7mWB89rb73JahbhQIA linux-2.4.28-xen-sparse/include/linux/blk.h
    1.75 -419e0488SBzS3mdUhwgsES5a5e3abA linux-2.4.28-xen-sparse/include/linux/irq.h
    1.76 -4124f66fPHG6yvB_vXmesjvzrJ3yMg linux-2.4.28-xen-sparse/include/linux/mm.h
    1.77 -401c0590D_kwJDU59X8NyvqSv_Cl2A linux-2.4.28-xen-sparse/include/linux/sched.h
    1.78 -40a248afgI0_JKthdYAe8beVfXSTpQ linux-2.4.28-xen-sparse/include/linux/skbuff.h
    1.79 -401c0592pLrp_aCbQRo9GXiYQQaVVA linux-2.4.28-xen-sparse/include/linux/timer.h
    1.80 -3f9d4b44247udoqWEgFkaHiWv6Uvyg linux-2.4.28-xen-sparse/kernel/time.c
    1.81 -401c059bjLBFYHRD4Py2uM3eA1D4zQ linux-2.4.28-xen-sparse/kernel/timer.c
    1.82 -3e6e7c1efbQe93xCvOpOVCnXTMmQ5w linux-2.4.28-xen-sparse/mkbuildtree
    1.83 -406aeeafkrnCuIVWLFv3kfn4uAD5Eg linux-2.4.28-xen-sparse/mm/highmem.c
    1.84 -3e5a4e68GxCIaFH4sy01v1wjapetaA linux-2.4.28-xen-sparse/mm/memory.c
    1.85 -3f108af5VxPkLv13tXpXgoRKALQtXQ linux-2.4.28-xen-sparse/mm/mprotect.c
    1.86 -3e5a4e681xMPdF9xCMwpyfuYMySU5g linux-2.4.28-xen-sparse/mm/mremap.c
    1.87 -409ba2e7akOFqQUg6Qyg2s28xcXiMg linux-2.4.28-xen-sparse/mm/page_alloc.c
    1.88 -3e5a4e683HKVU-sxtagrDasRB8eBVw linux-2.4.28-xen-sparse/mm/swapfile.c
    1.89 -41180721bNns9Na7w1nJ0ZVt8bhUNA linux-2.4.28-xen-sparse/mm/vmalloc.c
    1.90 -41505c57WAd5l1rlfCLNSCpx9J13vA linux-2.4.28-xen-sparse/net/core/skbuff.c
    1.91 +3e5a4e6589G-U42lFKs43plskXoFxQ linux-2.4.29-xen-sparse/Makefile
    1.92 +3e5a4e65IEPjnWPZ5w3TxS5scV8Ewg linux-2.4.29-xen-sparse/arch/xen/Makefile
    1.93 +3e5a4e65n-KhsEAs-A4ULiStBp-r6w linux-2.4.29-xen-sparse/arch/xen/boot/Makefile
    1.94 +3e5a4e65OV_j_DBtjzt5vej771AJsA linux-2.4.29-xen-sparse/arch/xen/config.in
    1.95 +40648526SxcA4lGIHB_k7ID8VlRSzw linux-2.4.29-xen-sparse/arch/xen/defconfig-xen0
    1.96 +40c73c77QesbL7eIvG-fJGAtVwhGRg linux-2.4.29-xen-sparse/arch/xen/defconfig-xenU
    1.97 +3e6377f5xwPfYZkPHPrDbEq1PRN7uQ linux-2.4.29-xen-sparse/arch/xen/drivers/balloon/Makefile
    1.98 +4083dc16z0jvZEH4PiVDbDRreaNp6w linux-2.4.29-xen-sparse/arch/xen/drivers/blkif/Makefile
    1.99 +4083dc16KQus88a4U3uCV6qVCA6_8Q linux-2.4.29-xen-sparse/arch/xen/drivers/blkif/backend/Makefile
   1.100 +4075806dI5kfeMD5RV-DA0PYoThx_w linux-2.4.29-xen-sparse/arch/xen/drivers/blkif/frontend/Makefile
   1.101 +4075806d4-j7vN0Mn0bklI1cRUX1vQ linux-2.4.29-xen-sparse/arch/xen/drivers/blkif/frontend/common.h
   1.102 +4075806dibjCcfuXv6CINMhxWTw3jQ linux-2.4.29-xen-sparse/arch/xen/drivers/blkif/frontend/vbd.c
   1.103 +3e5a4e65G3e2s0ghPMgiJ-gBTUJ0uQ linux-2.4.29-xen-sparse/arch/xen/drivers/console/Makefile
   1.104 +3e5a4e656nfFISThfbyXQOA6HN6YHw linux-2.4.29-xen-sparse/arch/xen/drivers/dom0/Makefile
   1.105 +40420a6ebRqDjufoN1WSJvolEW2Wjw linux-2.4.29-xen-sparse/arch/xen/drivers/evtchn/Makefile
   1.106 +4083dc16-Kd5y9psK_yk161sme5j5Q linux-2.4.29-xen-sparse/arch/xen/drivers/netif/Makefile
   1.107 +4083dc16UmHXxS9g_UFVnkUpN-oP2Q linux-2.4.29-xen-sparse/arch/xen/drivers/netif/backend/Makefile
   1.108 +405853f2wg7JXZJNltspMwOZJklxgw linux-2.4.29-xen-sparse/arch/xen/drivers/netif/frontend/Makefile
   1.109 +3e5a4e65lWzkiPXsZdzPt2RNnJGG1g linux-2.4.29-xen-sparse/arch/xen/kernel/Makefile
   1.110 +3e5a4e65_hqfuxtGG8IUy6wRM86Ecg linux-2.4.29-xen-sparse/arch/xen/kernel/entry.S
   1.111 +3e5a4e65Hy_1iUvMTPsNqGNXd9uFpg linux-2.4.29-xen-sparse/arch/xen/kernel/head.S
   1.112 +3e5a4e65RMGcuA-HCn3-wNx3fFQwdg linux-2.4.29-xen-sparse/arch/xen/kernel/i386_ksyms.c
   1.113 +3e5a4e653U6cELGv528IxOLHvCq8iA linux-2.4.29-xen-sparse/arch/xen/kernel/irq.c
   1.114 +3e5a4e65muT6SU3ck47IP87Q7Ti5hA linux-2.4.29-xen-sparse/arch/xen/kernel/ldt.c
   1.115 +4051db95N9N99FjsRwi49YKUNHWI8A linux-2.4.29-xen-sparse/arch/xen/kernel/pci-pc.c
   1.116 +3e5a4e65IGt3WwQDNiL4h-gYWgNTWQ linux-2.4.29-xen-sparse/arch/xen/kernel/process.c
   1.117 +3e5a4e66tR-qJMLj3MppcKqmvuI2XQ linux-2.4.29-xen-sparse/arch/xen/kernel/setup.c
   1.118 +3e5a4e66fWSTagLGU2P8BGFGRjhDiw linux-2.4.29-xen-sparse/arch/xen/kernel/signal.c
   1.119 +3e5a4e66N__lUXNwzQ-eADRzK9LXuQ linux-2.4.29-xen-sparse/arch/xen/kernel/time.c
   1.120 +3e5a4e66aHCbQ_F5QZ8VeyikLmuRZQ linux-2.4.29-xen-sparse/arch/xen/kernel/traps.c
   1.121 +3e5a4e66-9_NczrVMbuQkoSLyXckIw linux-2.4.29-xen-sparse/arch/xen/lib/Makefile
   1.122 +3e5a4e6637ZDk0BvFEC-aFQs599-ng linux-2.4.29-xen-sparse/arch/xen/lib/delay.c
   1.123 +3e5a4e66croVgpcJyJuF2ycQw0HuJw linux-2.4.29-xen-sparse/arch/xen/mm/Makefile
   1.124 +3e5a4e66l8Q5Tv-6B3lQIRmaVbFPzg linux-2.4.29-xen-sparse/arch/xen/mm/fault.c
   1.125 +3e5a4e661gLzzff25pJooKIIWe7IWg linux-2.4.29-xen-sparse/arch/xen/mm/init.c
   1.126 +3f0bed43UUdQichXAiVNrjV-y2Kzcg linux-2.4.29-xen-sparse/arch/xen/mm/ioremap.c
   1.127 +3e5a4e66qRlSTcjafidMB6ulECADvg linux-2.4.29-xen-sparse/arch/xen/vmlinux.lds
   1.128 +3e5a4e66mrtlmV75L1tjKDg8RaM5gA linux-2.4.29-xen-sparse/drivers/block/ll_rw_blk.c
   1.129 +40d70c24-Dy2HUMrwSZagfXvAPnI4w linux-2.4.29-xen-sparse/drivers/char/Makefile
   1.130 +3f108aeaLcGDgQdFAANLTUEid0a05w linux-2.4.29-xen-sparse/drivers/char/mem.c
   1.131 +3e5a4e66rw65CxyolW9PKz4GG42RcA linux-2.4.29-xen-sparse/drivers/char/tty_io.c
   1.132 +40c9c0c1pPwYE3-4i-oI3ubUu7UgvQ linux-2.4.29-xen-sparse/drivers/scsi/aic7xxx/Makefile
   1.133 +3e5a4e669uzIE54VwucPYtGwXLAbzA linux-2.4.29-xen-sparse/fs/exec.c
   1.134 +3e5a4e66wbeCpsJgVf_U8Jde-CNcsA linux-2.4.29-xen-sparse/include/asm-xen/bugs.h
   1.135 +3e5a4e66HdSkvIV6SJ1evG_xmTmXHA linux-2.4.29-xen-sparse/include/asm-xen/desc.h
   1.136 +3e5a4e66SYp_UpAVcF8Lc1wa3Qtgzw linux-2.4.29-xen-sparse/include/asm-xen/fixmap.h
   1.137 +406aeeaaQvl4RNtmd9hDEugBURbFpQ linux-2.4.29-xen-sparse/include/asm-xen/highmem.h
   1.138 +3e5a4e67YtcyDLQsShhCfQwPSELfvA linux-2.4.29-xen-sparse/include/asm-xen/hw_irq.h
   1.139 +4060044fVx7-tokvNLKBf_6qBB4lqQ linux-2.4.29-xen-sparse/include/asm-xen/io.h
   1.140 +3e5a4e673p7PEOyHFm3nHkYX6HQYBg linux-2.4.29-xen-sparse/include/asm-xen/irq.h
   1.141 +40d70c240tW7TWArl1VUgIFH2nVO1A linux-2.4.29-xen-sparse/include/asm-xen/keyboard.h
   1.142 +3e5a4e678ddsQOpbSiRdy1GRcDc9WA linux-2.4.29-xen-sparse/include/asm-xen/mmu_context.h
   1.143 +40d06e5b2YWInUX1Xv9amVANwd_2Xg linux-2.4.29-xen-sparse/include/asm-xen/module.h
   1.144 +3f8707e7ZmZ6TxyX0ZUEfvhA2Pb_xQ linux-2.4.29-xen-sparse/include/asm-xen/msr.h
   1.145 +3e5a4e67mnQfh-R8KcQCaVo2Oho6yg linux-2.4.29-xen-sparse/include/asm-xen/page.h
   1.146 +409ba2e7ZfV5hqTvIzxLtpClnxtIzg linux-2.4.29-xen-sparse/include/asm-xen/pci.h
   1.147 +3e5a4e67uTYU5oEnIDjxuaez8njjqg linux-2.4.29-xen-sparse/include/asm-xen/pgalloc.h
   1.148 +3e5a4e67X7JyupgdYkgDX19Huj2sAw linux-2.4.29-xen-sparse/include/asm-xen/pgtable-2level.h
   1.149 +3e5a4e67gr4NLGtQ5CvSLimMYZlkOA linux-2.4.29-xen-sparse/include/asm-xen/pgtable.h
   1.150 +3e5a4e676uK4xErTBDH6XJREn9LSyg linux-2.4.29-xen-sparse/include/asm-xen/processor.h
   1.151 +41224663YBCUMX1kVo_HRUtgaHTi7w linux-2.4.29-xen-sparse/include/asm-xen/queues.h
   1.152 +3e5a4e68uJz-xI0IBVMD7xRLQKJDFg linux-2.4.29-xen-sparse/include/asm-xen/segment.h
   1.153 +3e5a4e68Nfdh6QcOKUTGCaYkf2LmYA linux-2.4.29-xen-sparse/include/asm-xen/smp.h
   1.154 +4062f7e2PzFOUGT0PaE7A0VprTU3JQ linux-2.4.29-xen-sparse/include/asm-xen/synch_bitops.h
   1.155 +3e5a4e68mTr0zcp9SXDbnd-XLrrfxw linux-2.4.29-xen-sparse/include/asm-xen/system.h
   1.156 +3f1056a9L_kqHcFheV00KbKBzv9j5w linux-2.4.29-xen-sparse/include/asm-xen/vga.h
   1.157 +40659defgWA92arexpMGn8X3QMDj3w linux-2.4.29-xen-sparse/include/asm-xen/xor.h
   1.158 +3f056927gMHl7mWB89rb73JahbhQIA linux-2.4.29-xen-sparse/include/linux/blk.h
   1.159 +419e0488SBzS3mdUhwgsES5a5e3abA linux-2.4.29-xen-sparse/include/linux/irq.h
   1.160 +4124f66fPHG6yvB_vXmesjvzrJ3yMg linux-2.4.29-xen-sparse/include/linux/mm.h
   1.161 +401c0590D_kwJDU59X8NyvqSv_Cl2A linux-2.4.29-xen-sparse/include/linux/sched.h
   1.162 +40a248afgI0_JKthdYAe8beVfXSTpQ linux-2.4.29-xen-sparse/include/linux/skbuff.h
   1.163 +401c0592pLrp_aCbQRo9GXiYQQaVVA linux-2.4.29-xen-sparse/include/linux/timer.h
   1.164 +3f9d4b44247udoqWEgFkaHiWv6Uvyg linux-2.4.29-xen-sparse/kernel/time.c
   1.165 +401c059bjLBFYHRD4Py2uM3eA1D4zQ linux-2.4.29-xen-sparse/kernel/timer.c
   1.166 +3e6e7c1efbQe93xCvOpOVCnXTMmQ5w linux-2.4.29-xen-sparse/mkbuildtree
   1.167 +406aeeafkrnCuIVWLFv3kfn4uAD5Eg linux-2.4.29-xen-sparse/mm/highmem.c
   1.168 +3e5a4e68GxCIaFH4sy01v1wjapetaA linux-2.4.29-xen-sparse/mm/memory.c
   1.169 +3f108af5VxPkLv13tXpXgoRKALQtXQ linux-2.4.29-xen-sparse/mm/mprotect.c
   1.170 +3e5a4e681xMPdF9xCMwpyfuYMySU5g linux-2.4.29-xen-sparse/mm/mremap.c
   1.171 +409ba2e7akOFqQUg6Qyg2s28xcXiMg linux-2.4.29-xen-sparse/mm/page_alloc.c
   1.172 +3e5a4e683HKVU-sxtagrDasRB8eBVw linux-2.4.29-xen-sparse/mm/swapfile.c
   1.173 +41180721bNns9Na7w1nJ0ZVt8bhUNA linux-2.4.29-xen-sparse/mm/vmalloc.c
   1.174 +41505c57WAd5l1rlfCLNSCpx9J13vA linux-2.4.29-xen-sparse/net/core/skbuff.c
   1.175  40f562372u3A7_kfbYYixPHJJxYUxA linux-2.6.10-xen-sparse/arch/xen/Kconfig
   1.176  40f56237utH41NPukqHksuNf29IC9A linux-2.6.10-xen-sparse/arch/xen/Kconfig.drivers
   1.177  40f56237penAAlWVBVDpeQZNFIg8CA linux-2.6.10-xen-sparse/arch/xen/Makefile
     2.1 --- a/linux-2.4.28-xen-sparse/Makefile	Thu Jan 20 22:18:00 2005 +0000
     2.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     2.3 @@ -1,592 +0,0 @@
     2.4 -VERSION = 2
     2.5 -PATCHLEVEL = 4
     2.6 -SUBLEVEL = 28
     2.7 -EXTRAVERSION =
     2.8 -
     2.9 -KERNELRELEASE=$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
    2.10 -
    2.11 -# SUBARCH always tells us the underlying machine architecture.
    2.12 -# Unless overridden, by default ARCH is equivalent to SUBARCH.
    2.13 -# This will be overriden for Xen and UML builds.
    2.14 -SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ -e s/arm.*/arm/ -e s/sa110/arm/)
    2.15 -ARCH ?= $(SUBARCH)
    2.16 -
    2.17 -## XXX The following hack can be discarded after users have adjusted to the
    2.18 -## architectural name change 'xeno' -> 'xen'.
    2.19 -ifeq ($(ARCH),xeno)
    2.20 -  ARCH := xen
    2.21 -endif
    2.22 -
    2.23 -KERNELPATH=kernel-$(shell echo $(KERNELRELEASE) | sed -e "s/-//g")
    2.24 -
    2.25 -CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
    2.26 -	  else if [ -x /bin/bash ]; then echo /bin/bash; \
    2.27 -	  else echo sh; fi ; fi)
    2.28 -TOPDIR	:= $(shell /bin/pwd)
    2.29 -
    2.30 -HPATH   	= $(TOPDIR)/include
    2.31 -FINDHPATH	= $(HPATH)/asm $(HPATH)/linux $(HPATH)/scsi $(HPATH)/net $(HPATH)/math-emu
    2.32 -
    2.33 -HOSTCC  	= gcc
    2.34 -HOSTCFLAGS	= -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
    2.35 -
    2.36 -CROSS_COMPILE 	=
    2.37 -
    2.38 -#
    2.39 -# Include the make variables (CC, etc...)
    2.40 -#
    2.41 -
    2.42 -AS		= $(CROSS_COMPILE)as
    2.43 -LD		= $(CROSS_COMPILE)ld
    2.44 -CC		= $(CROSS_COMPILE)gcc
    2.45 -CPP		= $(CC) -E
    2.46 -AR		= $(CROSS_COMPILE)ar
    2.47 -NM		= $(CROSS_COMPILE)nm
    2.48 -STRIP		= $(CROSS_COMPILE)strip
    2.49 -OBJCOPY		= $(CROSS_COMPILE)objcopy
    2.50 -OBJDUMP		= $(CROSS_COMPILE)objdump
    2.51 -MAKEFILES	= $(TOPDIR)/.config
    2.52 -GENKSYMS	= /sbin/genksyms
    2.53 -DEPMOD		= /sbin/depmod
    2.54 -MODFLAGS	= -DMODULE
    2.55 -CFLAGS_KERNEL	=
    2.56 -PERL		= perl
    2.57 -AWK		= awk
    2.58 -RPM 		:= $(shell if [ -x "/usr/bin/rpmbuild" ]; then echo rpmbuild; \
    2.59 -		    	else echo rpm; fi)
    2.60 -
    2.61 -export	VERSION PATCHLEVEL SUBLEVEL EXTRAVERSION KERNELRELEASE ARCH \
    2.62 -	CONFIG_SHELL TOPDIR HPATH HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC \
    2.63 -	CPP AR NM STRIP OBJCOPY OBJDUMP MAKE MAKEFILES GENKSYMS MODFLAGS PERL AWK
    2.64 -
    2.65 -all:	do-it-all
    2.66 -
    2.67 -#
    2.68 -# Make "config" the default target if there is no configuration file or
    2.69 -# "depend" the target if there is no top-level dependency information.
    2.70 -#
    2.71 -
    2.72 -ifeq (.config,$(wildcard .config))
    2.73 -include .config
    2.74 -ifeq (.depend,$(wildcard .depend))
    2.75 -include .depend
    2.76 -do-it-all:	Version vmlinux
    2.77 -else
    2.78 -CONFIGURATION = depend
    2.79 -do-it-all:	depend
    2.80 -endif
    2.81 -else
    2.82 -CONFIGURATION = config
    2.83 -do-it-all:	config
    2.84 -endif
    2.85 -
    2.86 -#
    2.87 -# INSTALL_PATH specifies where to place the updated kernel and system map
    2.88 -# images.  Uncomment if you want to place them anywhere other than root.
    2.89 -#
    2.90 -
    2.91 -#export	INSTALL_PATH=/boot
    2.92 -
    2.93 -#
    2.94 -# INSTALL_MOD_PATH specifies a prefix to MODLIB for module directory
    2.95 -# relocations required by build roots.  This is not defined in the
    2.96 -# makefile but the arguement can be passed to make if needed.
    2.97 -#
    2.98 -
    2.99 -MODLIB = $(INSTALL_MOD_PATH)/lib/modules/$(KERNELRELEASE)
   2.100 -export MODLIB
   2.101 -
   2.102 -#
   2.103 -# standard CFLAGS
   2.104 -#
   2.105 -
   2.106 -CPPFLAGS := -D__KERNEL__ -I$(HPATH)
   2.107 -
   2.108 -CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -O2 \
   2.109 -	  -fno-strict-aliasing -fno-common
   2.110 -ifndef CONFIG_FRAME_POINTER
   2.111 -CFLAGS += -fomit-frame-pointer
   2.112 -endif
   2.113 -AFLAGS := -D__ASSEMBLY__ $(CPPFLAGS)
   2.114 -
   2.115 -#
   2.116 -# ROOT_DEV specifies the default root-device when making the image.
   2.117 -# This can be either FLOPPY, CURRENT, /dev/xxxx or empty, in which case
   2.118 -# the default of FLOPPY is used by 'build'.
   2.119 -# This is i386 specific.
   2.120 -#
   2.121 -
   2.122 -export ROOT_DEV = CURRENT
   2.123 -
   2.124 -#
   2.125 -# If you want to preset the SVGA mode, uncomment the next line and
   2.126 -# set SVGA_MODE to whatever number you want.
   2.127 -# Set it to -DSVGA_MODE=NORMAL_VGA if you just want the EGA/VGA mode.
   2.128 -# The number is the same as you would ordinarily press at bootup.
   2.129 -# This is i386 specific.
   2.130 -#
   2.131 -
   2.132 -export SVGA_MODE = -DSVGA_MODE=NORMAL_VGA
   2.133 -
   2.134 -#
   2.135 -# If you want the RAM disk device, define this to be the size in blocks.
   2.136 -# This is i386 specific.
   2.137 -#
   2.138 -
   2.139 -#export RAMDISK = -DRAMDISK=512
   2.140 -
   2.141 -CORE_FILES	=kernel/kernel.o mm/mm.o fs/fs.o ipc/ipc.o
   2.142 -NETWORKS	=net/network.o
   2.143 -
   2.144 -LIBS		=$(TOPDIR)/lib/lib.a
   2.145 -SUBDIRS		=kernel drivers mm fs net ipc lib crypto
   2.146 -
   2.147 -DRIVERS-n :=
   2.148 -DRIVERS-y :=
   2.149 -DRIVERS-m :=
   2.150 -DRIVERS-  :=
   2.151 -
   2.152 -DRIVERS-$(CONFIG_ACPI_BOOT) += drivers/acpi/acpi.o
   2.153 -DRIVERS-$(CONFIG_PARPORT) += drivers/parport/driver.o
   2.154 -DRIVERS-y += drivers/char/char.o \
   2.155 -	drivers/block/block.o \
   2.156 -	drivers/misc/misc.o \
   2.157 -	drivers/net/net.o
   2.158 -DRIVERS-$(CONFIG_AGP) += drivers/char/agp/agp.o
   2.159 -DRIVERS-$(CONFIG_DRM_NEW) += drivers/char/drm/drm.o
   2.160 -DRIVERS-$(CONFIG_DRM_OLD) += drivers/char/drm-4.0/drm.o
   2.161 -DRIVERS-$(CONFIG_NUBUS) += drivers/nubus/nubus.a
   2.162 -DRIVERS-$(CONFIG_NET_FC) += drivers/net/fc/fc.o
   2.163 -DRIVERS-$(CONFIG_DEV_APPLETALK) += drivers/net/appletalk/appletalk.o
   2.164 -DRIVERS-$(CONFIG_TR) += drivers/net/tokenring/tr.o
   2.165 -DRIVERS-$(CONFIG_WAN) += drivers/net/wan/wan.o
   2.166 -DRIVERS-$(CONFIG_ARCNET) += drivers/net/arcnet/arcnetdrv.o
   2.167 -DRIVERS-$(CONFIG_ATM) += drivers/atm/atm.o
   2.168 -DRIVERS-$(CONFIG_IDE) += drivers/ide/idedriver.o
   2.169 -DRIVERS-$(CONFIG_FC4) += drivers/fc4/fc4.a
   2.170 -DRIVERS-$(CONFIG_SCSI) += drivers/scsi/scsidrv.o
   2.171 -DRIVERS-$(CONFIG_FUSION_BOOT) += drivers/message/fusion/fusion.o
   2.172 -DRIVERS-$(CONFIG_IEEE1394) += drivers/ieee1394/ieee1394drv.o
   2.173 -
   2.174 -ifneq ($(CONFIG_CD_NO_IDESCSI)$(CONFIG_BLK_DEV_IDECD)$(CONFIG_BLK_DEV_SR)$(CONFIG_PARIDE_PCD),)
   2.175 -DRIVERS-y += drivers/cdrom/driver.o
   2.176 -endif
   2.177 -
   2.178 -DRIVERS-$(CONFIG_SOUND) += drivers/sound/sounddrivers.o
   2.179 -DRIVERS-$(CONFIG_PCI) += drivers/pci/driver.o
   2.180 -DRIVERS-$(CONFIG_MTD) += drivers/mtd/mtdlink.o
   2.181 -DRIVERS-$(CONFIG_PCMCIA) += drivers/pcmcia/pcmcia.o
   2.182 -DRIVERS-$(CONFIG_NET_PCMCIA) += drivers/net/pcmcia/pcmcia_net.o
   2.183 -DRIVERS-$(CONFIG_NET_WIRELESS) += drivers/net/wireless/wireless_net.o
   2.184 -DRIVERS-$(CONFIG_PCMCIA_CHRDEV) += drivers/char/pcmcia/pcmcia_char.o
   2.185 -DRIVERS-$(CONFIG_DIO) += drivers/dio/dio.a
   2.186 -DRIVERS-$(CONFIG_SBUS) += drivers/sbus/sbus_all.o
   2.187 -DRIVERS-$(CONFIG_ZORRO) += drivers/zorro/driver.o
   2.188 -DRIVERS-$(CONFIG_FC4) += drivers/fc4/fc4.a
   2.189 -DRIVERS-$(CONFIG_PPC32) += drivers/macintosh/macintosh.o
   2.190 -DRIVERS-$(CONFIG_MAC) += drivers/macintosh/macintosh.o
   2.191 -DRIVERS-$(CONFIG_ISAPNP) += drivers/pnp/pnp.o
   2.192 -DRIVERS-$(CONFIG_I2C) += drivers/i2c/i2c.o
   2.193 -DRIVERS-$(CONFIG_VT) += drivers/video/video.o
   2.194 -DRIVERS-$(CONFIG_PARIDE) += drivers/block/paride/paride.a
   2.195 -DRIVERS-$(CONFIG_HAMRADIO) += drivers/net/hamradio/hamradio.o
   2.196 -DRIVERS-$(CONFIG_TC) += drivers/tc/tc.a
   2.197 -DRIVERS-$(CONFIG_USB) += drivers/usb/usbdrv.o
   2.198 -DRIVERS-$(CONFIG_USB_GADGET) += drivers/usb/gadget/built-in.o
   2.199 -DRIVERS-y +=drivers/media/media.o
   2.200 -DRIVERS-$(CONFIG_INPUT) += drivers/input/inputdrv.o
   2.201 -DRIVERS-$(CONFIG_HIL) += drivers/hil/hil.o
   2.202 -DRIVERS-$(CONFIG_I2O) += drivers/message/i2o/i2o.o
   2.203 -DRIVERS-$(CONFIG_IRDA) += drivers/net/irda/irda.o
   2.204 -DRIVERS-$(CONFIG_PHONE) += drivers/telephony/telephony.o
   2.205 -DRIVERS-$(CONFIG_MD) += drivers/md/mddev.o
   2.206 -DRIVERS-$(CONFIG_GSC) += drivers/gsc/gscbus.o
   2.207 -DRIVERS-$(CONFIG_BLUEZ) += drivers/bluetooth/bluetooth.o
   2.208 -DRIVERS-$(CONFIG_HOTPLUG_PCI) += drivers/hotplug/vmlinux-obj.o
   2.209 -DRIVERS-$(CONFIG_ISDN_BOOL) += drivers/isdn/vmlinux-obj.o
   2.210 -DRIVERS-$(CONFIG_CRYPTO) += crypto/crypto.o
   2.211 -
   2.212 -DRIVERS := $(DRIVERS-y)
   2.213 -
   2.214 -
   2.215 -# files removed with 'make clean'
   2.216 -CLEAN_FILES = \
   2.217 -	kernel/ksyms.lst include/linux/compile.h \
   2.218 -	vmlinux System.map \
   2.219 -	.tmp* \
   2.220 -	drivers/char/consolemap_deftbl.c drivers/video/promcon_tbl.c \
   2.221 -	drivers/char/conmakehash \
   2.222 -	drivers/char/drm/*-mod.c \
   2.223 -	drivers/pci/devlist.h drivers/pci/classlist.h drivers/pci/gen-devlist \
   2.224 -	drivers/zorro/devlist.h drivers/zorro/gen-devlist \
   2.225 -	drivers/sound/bin2hex drivers/sound/hex2hex \
   2.226 -	drivers/atm/fore200e_mkfirm drivers/atm/{pca,sba}*{.bin,.bin1,.bin2} \
   2.227 -	drivers/scsi/aic7xxx/aicasm/aicasm \
   2.228 -	drivers/scsi/aic7xxx/aicasm/aicasm_gram.c \
   2.229 -	drivers/scsi/aic7xxx/aicasm/aicasm_gram.h \
   2.230 -	drivers/scsi/aic7xxx/aicasm/aicasm_macro_gram.c \
   2.231 -	drivers/scsi/aic7xxx/aicasm/aicasm_macro_gram.h \
   2.232 -	drivers/scsi/aic7xxx/aicasm/aicasm_macro_scan.c \
   2.233 -	drivers/scsi/aic7xxx/aicasm/aicasm_scan.c \
   2.234 -	drivers/scsi/aic7xxx/aicasm/aicdb.h \
   2.235 -	drivers/scsi/aic7xxx/aicasm/y.tab.h \
   2.236 -	drivers/scsi/53c700_d.h \
   2.237 -	drivers/tc/lk201-map.c \
   2.238 -	net/khttpd/make_times_h \
   2.239 -	net/khttpd/times.h \
   2.240 -	submenu* \
   2.241 -	drivers/ieee1394/oui.c
   2.242 -# directories removed with 'make clean'
   2.243 -CLEAN_DIRS = \
   2.244 -	modules
   2.245 -
   2.246 -# files removed with 'make mrproper'
   2.247 -MRPROPER_FILES = \
   2.248 -	include/linux/autoconf.h include/linux/version.h \
   2.249 -	lib/crc32table.h lib/gen_crc32table \
   2.250 -	drivers/net/hamradio/soundmodem/sm_tbl_{afsk1200,afsk2666,fsk9600}.h \
   2.251 -	drivers/net/hamradio/soundmodem/sm_tbl_{hapn4800,psk4800}.h \
   2.252 -	drivers/net/hamradio/soundmodem/sm_tbl_{afsk2400_7,afsk2400_8}.h \
   2.253 -	drivers/net/hamradio/soundmodem/gentbl \
   2.254 -	drivers/sound/*_boot.h drivers/sound/.*.boot \
   2.255 -	drivers/sound/msndinit.c \
   2.256 -	drivers/sound/msndperm.c \
   2.257 -	drivers/sound/pndsperm.c \
   2.258 -	drivers/sound/pndspini.c \
   2.259 -	drivers/atm/fore200e_*_fw.c drivers/atm/.fore200e_*.fw \
   2.260 -	.version .config* config.in config.old \
   2.261 -	scripts/tkparse scripts/kconfig.tk scripts/kconfig.tmp \
   2.262 -	scripts/lxdialog/*.o scripts/lxdialog/lxdialog \
   2.263 -	.menuconfig.log \
   2.264 -	include/asm \
   2.265 -	.hdepend scripts/mkdep scripts/split-include scripts/docproc \
   2.266 -	$(TOPDIR)/include/linux/modversions.h \
   2.267 -	kernel.spec
   2.268 -
   2.269 -# directories removed with 'make mrproper'
   2.270 -MRPROPER_DIRS = \
   2.271 -	include/config \
   2.272 -	$(TOPDIR)/include/linux/modules
   2.273 -
   2.274 -
   2.275 -include arch/$(ARCH)/Makefile
   2.276 -
   2.277 -# Extra cflags for kbuild 2.4.  The default is to forbid includes by kernel code
   2.278 -# from user space headers.  Some UML code requires user space headers, in the
   2.279 -# UML Makefiles add 'kbuild_2_4_nostdinc :=' before include Rules.make.  No
   2.280 -# other kernel code should include user space headers, if you need
   2.281 -# 'kbuild_2_4_nostdinc :=' or -I/usr/include for kernel code and you are not UML
   2.282 -# then your code is broken!  KAO.
   2.283 -
   2.284 -kbuild_2_4_nostdinc	:= -nostdinc -iwithprefix include
   2.285 -export kbuild_2_4_nostdinc
   2.286 -
   2.287 -export	CPPFLAGS CFLAGS CFLAGS_KERNEL AFLAGS AFLAGS_KERNEL
   2.288 -
   2.289 -export	NETWORKS DRIVERS LIBS HEAD LDFLAGS LINKFLAGS MAKEBOOT ASFLAGS
   2.290 -
   2.291 -.S.s:
   2.292 -	$(CPP) $(AFLAGS) $(AFLAGS_KERNEL) -traditional -o $*.s $<
   2.293 -.S.o:
   2.294 -	$(CC) $(AFLAGS) $(AFLAGS_KERNEL) -traditional -c -o $*.o $<
   2.295 -
   2.296 -Version: dummy
   2.297 -	@rm -f include/linux/compile.h
   2.298 -
   2.299 -boot: vmlinux
   2.300 -	@$(MAKE) CFLAGS="$(CFLAGS) $(CFLAGS_KERNEL)" -C arch/$(ARCH)/boot
   2.301 -
   2.302 -vmlinux: include/linux/version.h $(CONFIGURATION) init/main.o init/version.o init/do_mounts.o linuxsubdirs
   2.303 -	$(LD) $(LINKFLAGS) $(HEAD) init/main.o init/version.o init/do_mounts.o \
   2.304 -		--start-group \
   2.305 -		$(CORE_FILES) \
   2.306 -		$(DRIVERS) \
   2.307 -		$(NETWORKS) \
   2.308 -		$(LIBS) \
   2.309 -		--end-group \
   2.310 -		-o vmlinux
   2.311 -	$(NM) vmlinux | grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | sort > System.map
   2.312 -
   2.313 -symlinks:
   2.314 -	rm -f include/asm
   2.315 -	( cd include ; ln -sf asm-$(ARCH) asm)
   2.316 -	@if [ ! -d include/linux/modules ]; then \
   2.317 -		mkdir include/linux/modules; \
   2.318 -	fi
   2.319 -
   2.320 -oldconfig: symlinks
   2.321 -	$(CONFIG_SHELL) scripts/Configure -d arch/$(ARCH)/config.in
   2.322 -
   2.323 -xconfig: symlinks
   2.324 -	$(MAKE) -C scripts kconfig.tk
   2.325 -	wish -f scripts/kconfig.tk
   2.326 -
   2.327 -menuconfig: include/linux/version.h symlinks
   2.328 -	$(MAKE) -C scripts/lxdialog all
   2.329 -	$(CONFIG_SHELL) scripts/Menuconfig arch/$(ARCH)/config.in
   2.330 -
   2.331 -config: symlinks
   2.332 -	$(CONFIG_SHELL) scripts/Configure arch/$(ARCH)/config.in
   2.333 -
   2.334 -include/config/MARKER: scripts/split-include include/linux/autoconf.h
   2.335 -	scripts/split-include include/linux/autoconf.h include/config
   2.336 -	@ touch include/config/MARKER
   2.337 -
   2.338 -linuxsubdirs: $(patsubst %, _dir_%, $(SUBDIRS))
   2.339 -
   2.340 -$(patsubst %, _dir_%, $(SUBDIRS)) : dummy include/linux/version.h include/config/MARKER
   2.341 -	$(MAKE) CFLAGS="$(CFLAGS) $(CFLAGS_KERNEL)" -C $(patsubst _dir_%, %, $@)
   2.342 -
   2.343 -$(TOPDIR)/include/linux/version.h: include/linux/version.h
   2.344 -$(TOPDIR)/include/linux/compile.h: include/linux/compile.h
   2.345 -
   2.346 -newversion:
   2.347 -	. scripts/mkversion > .tmpversion
   2.348 -	@mv -f .tmpversion .version
   2.349 -
   2.350 -uts_len		:= 64
   2.351 -uts_truncate	:= sed -e 's/\(.\{1,$(uts_len)\}\).*/\1/'
   2.352 -
   2.353 -include/linux/compile.h: $(CONFIGURATION) include/linux/version.h newversion
   2.354 -	@echo -n \#`cat .version` > .ver1
   2.355 -	@if [ -n "$(CONFIG_SMP)" ] ; then echo -n " SMP" >> .ver1; fi
   2.356 -	@if [ -f .name ]; then  echo -n \-`cat .name` >> .ver1; fi
   2.357 -	@LANG=C echo ' '`date` >> .ver1
   2.358 -	@echo \#define UTS_VERSION \"`cat .ver1 | $(uts_truncate)`\" > .ver
   2.359 -	@LANG=C echo \#define LINUX_COMPILE_TIME \"`date +%T`\" >> .ver
   2.360 -	@echo \#define LINUX_COMPILE_BY \"`whoami`\" >> .ver
   2.361 -	@echo \#define LINUX_COMPILE_HOST \"`hostname | $(uts_truncate)`\" >> .ver
   2.362 -	@([ -x /bin/dnsdomainname ] && /bin/dnsdomainname > .ver1) || \
   2.363 -	 ([ -x /bin/domainname ] && /bin/domainname > .ver1) || \
   2.364 -	 echo > .ver1
   2.365 -	@echo \#define LINUX_COMPILE_DOMAIN \"`cat .ver1 | $(uts_truncate)`\" >> .ver
   2.366 -	@echo \#define LINUX_COMPILER \"`$(CC) $(CFLAGS) -v 2>&1 | tail -n 1`\" >> .ver
   2.367 -	@mv -f .ver $@
   2.368 -	@rm -f .ver1
   2.369 -
   2.370 -include/linux/version.h: ./Makefile
   2.371 -	@expr length "$(KERNELRELEASE)" \<= $(uts_len) > /dev/null || \
   2.372 -	  (echo KERNELRELEASE \"$(KERNELRELEASE)\" exceeds $(uts_len) characters >&2; false)
   2.373 -	@echo \#define UTS_RELEASE \"$(KERNELRELEASE)\" > .ver
   2.374 -	@echo \#define LINUX_VERSION_CODE `expr $(VERSION) \\* 65536 + $(PATCHLEVEL) \\* 256 + $(SUBLEVEL)` >> .ver
   2.375 -	@echo '#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))' >>.ver
   2.376 -	@mv -f .ver $@
   2.377 -
   2.378 -comma	:= ,
   2.379 -
   2.380 -init/version.o: init/version.c include/linux/compile.h include/config/MARKER
   2.381 -	$(CC) $(CFLAGS) $(CFLAGS_KERNEL) -DUTS_MACHINE='"$(SUBARCH)"' -DKBUILD_BASENAME=$(subst $(comma),_,$(subst -,_,$(*F))) -c -o init/version.o init/version.c
   2.382 -
   2.383 -init/main.o: init/main.c include/config/MARKER
   2.384 -	$(CC) $(CFLAGS) $(CFLAGS_KERNEL) $(PROFILING) -DKBUILD_BASENAME=$(subst $(comma),_,$(subst -,_,$(*F))) -c -o $@ $<
   2.385 -
   2.386 -init/do_mounts.o: init/do_mounts.c include/config/MARKER
   2.387 -	$(CC) $(CFLAGS) $(CFLAGS_KERNEL) $(PROFILING) -DKBUILD_BASENAME=$(subst $(comma),_,$(subst -,_,$(*F))) -c -o $@ $<
   2.388 -
   2.389 -fs lib mm ipc kernel drivers net: dummy
   2.390 -	$(MAKE) CFLAGS="$(CFLAGS) $(CFLAGS_KERNEL)" $(subst $@, _dir_$@, $@)
   2.391 -
   2.392 -TAGS: dummy
   2.393 -	{ find include/asm-${ARCH} -name '*.h' -print ; \
   2.394 -	find include -type d \( -name "asm-*" -o -name config \) -prune -o -name '*.h' -print ; \
   2.395 -	find $(SUBDIRS) init arch/${ARCH} -name '*.[chS]' ; } | grep -v SCCS | grep -v '\.svn' | etags -
   2.396 -
   2.397 -# Exuberant ctags works better with -I
   2.398 -tags: dummy
   2.399 -	CTAGSF=`ctags --version | grep -i exuberant >/dev/null && echo "-I __initdata,__exitdata,EXPORT_SYMBOL,EXPORT_SYMBOL_NOVERS"`; \
   2.400 -	ctags $$CTAGSF `find include/asm-$(ARCH) -name '*.h'` && \
   2.401 -	find include -type d \( -name "asm-*" -o -name config \) -prune -o -name '*.h' -print | xargs ctags $$CTAGSF -a && \
   2.402 -	find $(SUBDIRS) init -name '*.[ch]' | xargs ctags $$CTAGSF -a
   2.403 -
   2.404 -ifdef CONFIG_MODULES
   2.405 -ifdef CONFIG_MODVERSIONS
   2.406 -MODFLAGS += -DMODVERSIONS -include $(HPATH)/linux/modversions.h
   2.407 -endif
   2.408 -
   2.409 -.PHONY: modules
   2.410 -modules: $(patsubst %, _mod_%, $(SUBDIRS))
   2.411 -
   2.412 -.PHONY: $(patsubst %, _mod_%, $(SUBDIRS))
   2.413 -$(patsubst %, _mod_%, $(SUBDIRS)) : include/linux/version.h include/config/MARKER
   2.414 -	$(MAKE) -C $(patsubst _mod_%, %, $@) CFLAGS="$(CFLAGS) $(MODFLAGS)" MAKING_MODULES=1 modules
   2.415 -
   2.416 -.PHONY: modules_install
   2.417 -modules_install: _modinst_ $(patsubst %, _modinst_%, $(SUBDIRS)) _modinst_post
   2.418 -
   2.419 -.PHONY: _modinst_
   2.420 -_modinst_:
   2.421 -	@rm -rf $(MODLIB)/kernel
   2.422 -	@rm -f $(MODLIB)/build
   2.423 -	@mkdir -p $(MODLIB)/kernel
   2.424 -	@ln -s $(TOPDIR) $(MODLIB)/build
   2.425 -
   2.426 -# If System.map exists, run depmod.  This deliberately does not have a
   2.427 -# dependency on System.map since that would run the dependency tree on
   2.428 -# vmlinux.  This depmod is only for convenience to give the initial
   2.429 -# boot a modules.dep even before / is mounted read-write.  However the
   2.430 -# boot script depmod is the master version.
   2.431 -ifeq "$(strip $(INSTALL_MOD_PATH))" ""
   2.432 -depmod_opts	:=
   2.433 -else
   2.434 -depmod_opts	:= -b $(INSTALL_MOD_PATH) -r
   2.435 -endif
   2.436 -.PHONY: _modinst_post
   2.437 -_modinst_post: _modinst_post_pcmcia
   2.438 -	if [ -r System.map ]; then $(DEPMOD) -ae -F System.map $(depmod_opts) $(KERNELRELEASE); fi
   2.439 -
   2.440 -# Backwards compatibilty symlinks for people still using old versions
   2.441 -# of pcmcia-cs with hard coded pathnames on insmod.  Remove
   2.442 -# _modinst_post_pcmcia for kernel 2.4.1.
   2.443 -.PHONY: _modinst_post_pcmcia
   2.444 -_modinst_post_pcmcia:
   2.445 -	cd $(MODLIB); \
   2.446 -	mkdir -p pcmcia; \
   2.447 -	find kernel -path '*/pcmcia/*' -name '*.o' | xargs -i -r ln -sf ../{} pcmcia
   2.448 -
   2.449 -.PHONY: $(patsubst %, _modinst_%, $(SUBDIRS))
   2.450 -$(patsubst %, _modinst_%, $(SUBDIRS)) :
   2.451 -	$(MAKE) -C $(patsubst _modinst_%, %, $@) modules_install
   2.452 -
   2.453 -# modules disabled....
   2.454 -
   2.455 -else
   2.456 -modules modules_install: dummy
   2.457 -	@echo
   2.458 -	@echo "The present kernel configuration has modules disabled."
   2.459 -	@echo "Type 'make config' and enable loadable module support."
   2.460 -	@echo "Then build a kernel with module support enabled."
   2.461 -	@echo
   2.462 -	@exit 1
   2.463 -endif
   2.464 -
   2.465 -clean:	archclean
   2.466 -	find . \( -name '*.[oas]' -o -name core -o -name '.*.flags' \) -type f -print \
   2.467 -		| grep -v lxdialog/ | xargs rm -f
   2.468 -	rm -f $(CLEAN_FILES)
   2.469 -	rm -rf $(CLEAN_DIRS)
   2.470 -	$(MAKE) -C Documentation/DocBook clean
   2.471 -
   2.472 -mrproper: clean archmrproper
   2.473 -	find . \( -size 0 -o -name .depend \) -type f -print | xargs rm -f
   2.474 -	rm -f $(MRPROPER_FILES)
   2.475 -	rm -rf $(MRPROPER_DIRS)
   2.476 -	$(MAKE) -C Documentation/DocBook mrproper
   2.477 -
   2.478 -distclean: mrproper
   2.479 -	rm -f core `find . \( -not -type d \) -and \
   2.480 -		\( -name '*.orig' -o -name '*.rej' -o -name '*~' \
   2.481 -		-o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \
   2.482 -		-o -name '.*.rej' -o -name '.SUMS' -o -size 0 \) -type f -print` TAGS tags
   2.483 -
   2.484 -backup: mrproper
   2.485 -	cd .. && tar cf - linux/ | gzip -9 > backup.gz
   2.486 -	sync
   2.487 -
   2.488 -sgmldocs: 
   2.489 -	chmod 755 $(TOPDIR)/scripts/docgen
   2.490 -	chmod 755 $(TOPDIR)/scripts/gen-all-syms
   2.491 -	chmod 755 $(TOPDIR)/scripts/kernel-doc
   2.492 -	$(MAKE) -C $(TOPDIR)/Documentation/DocBook books
   2.493 -
   2.494 -psdocs: sgmldocs
   2.495 -	$(MAKE) -C Documentation/DocBook ps
   2.496 -
   2.497 -pdfdocs: sgmldocs
   2.498 -	$(MAKE) -C Documentation/DocBook pdf
   2.499 -
   2.500 -htmldocs: sgmldocs
   2.501 -	$(MAKE) -C Documentation/DocBook html
   2.502 -
   2.503 -mandocs:
   2.504 -	chmod 755 $(TOPDIR)/scripts/kernel-doc
   2.505 -	chmod 755 $(TOPDIR)/scripts/split-man
   2.506 -	$(MAKE) -C Documentation/DocBook man
   2.507 -
   2.508 -sums:
   2.509 -	find . -type f -print | sort | xargs sum > .SUMS
   2.510 -
   2.511 -dep-files: scripts/mkdep archdep include/linux/version.h
   2.512 -	rm -f .depend .hdepend
   2.513 -	$(MAKE) $(patsubst %,_sfdep_%,$(SUBDIRS)) _FASTDEP_ALL_SUB_DIRS="$(SUBDIRS)"
   2.514 -ifdef CONFIG_MODVERSIONS
   2.515 -	$(MAKE) update-modverfile
   2.516 -endif
   2.517 -	scripts/mkdep -- `find $(FINDHPATH) \( -name SCCS -o -name .svn \) -prune -o -follow -name \*.h ! -name modversions.h -print` > .hdepend
   2.518 -	scripts/mkdep -- init/*.c > .depend
   2.519 -
   2.520 -ifdef CONFIG_MODVERSIONS
   2.521 -MODVERFILE := $(TOPDIR)/include/linux/modversions.h
   2.522 -else
   2.523 -MODVERFILE :=
   2.524 -endif
   2.525 -export	MODVERFILE
   2.526 -
   2.527 -depend dep: dep-files
   2.528 -
   2.529 -checkconfig:
   2.530 -	find * -name '*.[hcS]' -type f -print | sort | xargs $(PERL) -w scripts/checkconfig.pl
   2.531 -
   2.532 -checkhelp:
   2.533 -	find * -name [cC]onfig.in -print | sort | xargs $(PERL) -w scripts/checkhelp.pl
   2.534 -
   2.535 -checkincludes:
   2.536 -	find * -name '*.[hcS]' -type f -print | sort | xargs $(PERL) -w scripts/checkincludes.pl
   2.537 -
   2.538 -ifdef CONFIGURATION
   2.539 -..$(CONFIGURATION):
   2.540 -	@echo
   2.541 -	@echo "You have a bad or nonexistent" .$(CONFIGURATION) ": running 'make" $(CONFIGURATION)"'"
   2.542 -	@echo
   2.543 -	$(MAKE) $(CONFIGURATION)
   2.544 -	@echo
   2.545 -	@echo "Successful. Try re-making (ignore the error that follows)"
   2.546 -	@echo
   2.547 -	exit 1
   2.548 -
   2.549 -#dummy: ..$(CONFIGURATION)
   2.550 -dummy:
   2.551 -
   2.552 -else
   2.553 -
   2.554 -dummy:
   2.555 -
   2.556 -endif
   2.557 -
   2.558 -include Rules.make
   2.559 -
   2.560 -#
   2.561 -# This generates dependencies for the .h files.
   2.562 -#
   2.563 -
   2.564 -scripts/mkdep: scripts/mkdep.c
   2.565 -	$(HOSTCC) $(HOSTCFLAGS) -o scripts/mkdep scripts/mkdep.c
   2.566 -
   2.567 -scripts/split-include: scripts/split-include.c
   2.568 -	$(HOSTCC) $(HOSTCFLAGS) -o scripts/split-include scripts/split-include.c
   2.569 -
   2.570 -#
   2.571 -# RPM target
   2.572 -#
   2.573 -#	If you do a make spec before packing the tarball you can rpm -ta it
   2.574 -#
   2.575 -spec:
   2.576 -	. scripts/mkspec >kernel.spec
   2.577 -
   2.578 -#
   2.579 -#	Build a tar ball, generate an rpm from it and pack the result
   2.580 -#	There arw two bits of magic here
   2.581 -#	1) The use of /. to avoid tar packing just the symlink
   2.582 -#	2) Removing the .dep files as they have source paths in them that
   2.583 -#	   will become invalid
   2.584 -#
   2.585 -rpm:	clean spec
   2.586 -	find . \( -size 0 -o -name .depend -o -name .hdepend \) -type f -print | xargs rm -f
   2.587 -	set -e; \
   2.588 -	cd $(TOPDIR)/.. ; \
   2.589 -	ln -sf $(TOPDIR) $(KERNELPATH) ; \
   2.590 -	tar -cvz --exclude CVS -f $(KERNELPATH).tar.gz $(KERNELPATH)/. ; \
   2.591 -	rm $(KERNELPATH) ; \
   2.592 -	cd $(TOPDIR) ; \
   2.593 -	. scripts/mkversion > .version ; \
   2.594 -	$(RPM) -ta $(TOPDIR)/../$(KERNELPATH).tar.gz ; \
   2.595 -	rm $(TOPDIR)/../$(KERNELPATH).tar.gz
     3.1 --- a/linux-2.4.28-xen-sparse/arch/xen/Makefile	Thu Jan 20 22:18:00 2005 +0000
     3.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     3.3 @@ -1,137 +0,0 @@
     3.4 -#
     3.5 -# xen/Makefile
     3.6 -#
     3.7 -# This file is included by the global makefile so that you can add your own
     3.8 -# architecture-specific flags and dependencies. Remember to do have actions
     3.9 -# for "archclean" and "archdep" for cleaning up and making dependencies for
    3.10 -# this architecture
    3.11 -#
    3.12 -# This file is subject to the terms and conditions of the GNU General Public
    3.13 -# License.  See the file "COPYING" in the main directory of this archive
    3.14 -# for more details.
    3.15 -#
    3.16 -# Copyright (C) 1994 by Linus Torvalds
    3.17 -#
    3.18 -# 19990713  Artur Skawina <skawina@geocities.com>
    3.19 -#           Added '-march' and '-mpreferred-stack-boundary' support
    3.20 -#
    3.21 -
    3.22 -# If no .config file exists then use the appropriate defconfig-* file
    3.23 -ifneq (.config,$(wildcard .config))
    3.24 -DUMMYX:=$(shell cp $(TOPDIR)/arch/xen/defconfig$(EXTRAVERSION) $(TOPDIR)/.config)
    3.25 --include $(TOPDIR)/.config
    3.26 -endif
    3.27 -
    3.28 -LD=$(CROSS_COMPILE)ld -m elf_i386
    3.29 -OBJCOPY=$(CROSS_COMPILE)objcopy -R .note -R .comment -S
    3.30 -LDFLAGS=-e stext
    3.31 -LINKFLAGS =-T $(TOPDIR)/arch/xen/vmlinux.lds $(LDFLAGS)
    3.32 -
    3.33 -CFLAGS += -pipe
    3.34 -
    3.35 -check_gcc = $(shell if $(CC) $(1) -S -o /dev/null -xc /dev/null > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi)
    3.36 -
    3.37 -# prevent gcc from keeping the stack 16 byte aligned
    3.38 -CFLAGS += $(call check_gcc,-mpreferred-stack-boundary=2,)
    3.39 -
    3.40 -ifdef CONFIG_M686
    3.41 -CFLAGS += -march=i686
    3.42 -endif
    3.43 -
    3.44 -ifdef CONFIG_MPENTIUMIII
    3.45 -CFLAGS += -march=i686
    3.46 -endif
    3.47 -
    3.48 -ifdef CONFIG_MPENTIUM4
    3.49 -CFLAGS += -march=i686
    3.50 -endif
    3.51 -
    3.52 -ifdef CONFIG_MK7
    3.53 -CFLAGS += $(call check_gcc,-march=athlon,-march=i686 -malign-functions=4)
    3.54 -endif
    3.55 -
    3.56 -# Disable unit-at-a-time mode, it makes gcc use a lot more stack
    3.57 -# due to the lack of sharing of stacklots.
    3.58 -CFLAGS += $(call check_gcc,-fno-unit-at-a-time,)
    3.59 -
    3.60 -HEAD := arch/xen/kernel/head.o arch/xen/kernel/init_task.o
    3.61 -
    3.62 -SUBDIRS += arch/xen/kernel arch/xen/mm arch/xen/lib
    3.63 -SUBDIRS += arch/xen/drivers/console 
    3.64 -SUBDIRS += arch/xen/drivers/evtchn
    3.65 -SUBDIRS += arch/xen/drivers/blkif
    3.66 -SUBDIRS += arch/xen/drivers/netif
    3.67 -SUBDIRS += arch/xen/drivers/balloon
    3.68 -ifdef CONFIG_XEN_PRIVILEGED_GUEST
    3.69 -SUBDIRS += arch/xen/drivers/dom0 
    3.70 -endif
    3.71 -
    3.72 -CORE_FILES += arch/xen/kernel/kernel.o arch/xen/mm/mm.o
    3.73 -CORE_FILES += arch/xen/drivers/evtchn/drv.o
    3.74 -CORE_FILES += arch/xen/drivers/console/drv.o
    3.75 -DRIVERS += arch/xen/drivers/blkif/drv.o
    3.76 -DRIVERS += arch/xen/drivers/netif/drv.o
    3.77 -ifdef CONFIG_XEN_PRIVILEGED_GUEST
    3.78 -CORE_FILES += arch/xen/drivers/dom0/drv.o
    3.79 -endif
    3.80 -CORE_FILES += arch/xen/drivers/balloon/drv.o
    3.81 -LIBS := $(TOPDIR)/arch/xen/lib/lib.a $(LIBS) $(TOPDIR)/arch/xen/lib/lib.a
    3.82 -
    3.83 -arch/xen/kernel: dummy
    3.84 -	$(MAKE) linuxsubdirs SUBDIRS=arch/xen/kernel
    3.85 -
    3.86 -arch/xen/mm: dummy
    3.87 -	$(MAKE) linuxsubdirs SUBDIRS=arch/xen/mm
    3.88 -
    3.89 -arch/xen/drivers/console: dummy
    3.90 -	$(MAKE) linuxsubdirs SUBDIRS=arch/xen/drivers/console
    3.91 -
    3.92 -arch/xen/drivers/network: dummy
    3.93 -	$(MAKE) linuxsubdirs SUBDIRS=arch/xen/drivers/network
    3.94 -
    3.95 -arch/xen/drivers/block: dummy
    3.96 -	$(MAKE) linuxsubdirs SUBDIRS=arch/xen/drivers/block
    3.97 -
    3.98 -arch/xen/drivers/dom0: dummy
    3.99 -	$(MAKE) linuxsubdirs SUBDIRS=arch/xen/drivers/dom0
   3.100 -
   3.101 -arch/xen/drivers/balloon: dummy
   3.102 -	$(MAKE) linuxsubdirs SUBDIRS=arch/xen/drivers/balloon
   3.103 -
   3.104 -MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot
   3.105 -
   3.106 -vmlinux: arch/xen/vmlinux.lds
   3.107 -
   3.108 -FORCE: ;
   3.109 -
   3.110 -.PHONY: bzImage compressed clean archclean archmrproper archdep
   3.111 -
   3.112 -
   3.113 -bzImage: vmlinux
   3.114 -	@$(MAKEBOOT) bzImage
   3.115 -
   3.116 -INSTALL_NAME ?= $(KERNELRELEASE)
   3.117 -install: bzImage
   3.118 -	mkdir -p $(INSTALL_PATH)/boot
   3.119 -	install -m0644 arch/$(ARCH)/boot/bzImage $(INSTALL_PATH)/boot/vmlinuz-$(INSTALL_NAME)$(INSTALL_SUFFIX)
   3.120 -	install -m0644 vmlinux $(INSTALL_PATH)/boot/vmlinux-syms-$(INSTALL_NAME)$(INSTALL_SUFFIX)
   3.121 -	install -m0664 .config $(INSTALL_PATH)/boot/config-$(INSTALL_NAME)$(INSTALL_SUFFIX)
   3.122 -	install -m0664 System.map $(INSTALL_PATH)/boot/System.map-$(INSTALL_NAME)$(INSTALL_SUFFIX)
   3.123 -
   3.124 -dist: 
   3.125 -	$(MAKE) INSTALL_PATH=../dist/install install
   3.126 -
   3.127 -%_config: arch/xen/defconfig-%
   3.128 -	rm -f .config arch/xen/defconfig
   3.129 -	cp -f arch/xen/defconfig-$(@:_config=) arch/xen/defconfig
   3.130 -	cp -f arch/xen/defconfig-$(@:_config=) .config
   3.131 -
   3.132 -
   3.133 -archclean:
   3.134 -	@$(MAKEBOOT) clean
   3.135 -
   3.136 -archmrproper:
   3.137 -	rm -f include/asm-xen/xen-public/arch
   3.138 -
   3.139 -archdep:
   3.140 -	@$(MAKEBOOT) dep
     4.1 --- a/linux-2.4.28-xen-sparse/arch/xen/boot/Makefile	Thu Jan 20 22:18:00 2005 +0000
     4.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     4.3 @@ -1,13 +0,0 @@
     4.4 -#
     4.5 -# arch/xen/boot/Makefile
     4.6 -#
     4.7 -
     4.8 -bzImage: $(TOPDIR)/vmlinux
     4.9 -	$(OBJCOPY) $< Image
    4.10 -	gzip -f -9 < Image > $@
    4.11 -	rm -f Image
    4.12 -
    4.13 -dep:
    4.14 -
    4.15 -clean:
    4.16 -	rm -f bzImage Image
     5.1 --- a/linux-2.4.28-xen-sparse/arch/xen/config.in	Thu Jan 20 22:18:00 2005 +0000
     5.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     5.3 @@ -1,325 +0,0 @@
     5.4 -#
     5.5 -# For a description of the syntax of this configuration file,
     5.6 -# see Documentation/kbuild/config-language.txt.
     5.7 -#
     5.8 -mainmenu_name "Linux Kernel Configuration"
     5.9 -
    5.10 -define_bool CONFIG_XEN y
    5.11 -
    5.12 -define_bool CONFIG_X86 y
    5.13 -define_bool CONFIG_ISA y
    5.14 -define_bool CONFIG_SBUS n
    5.15 -
    5.16 -define_bool CONFIG_UID16 y
    5.17 -
    5.18 -mainmenu_option next_comment
    5.19 -comment 'Xen'
    5.20 -bool 'Support for privileged operations (domain 0)' CONFIG_XEN_PRIVILEGED_GUEST
    5.21 -bool 'Device-driver domain (physical device access)' CONFIG_XEN_PHYSDEV_ACCESS
    5.22 -bool 'Scrub memory before freeing it to Xen' CONFIG_XEN_SCRUB_PAGES
    5.23 -bool 'Network-device frontend driver' CONFIG_XEN_NETDEV_FRONTEND
    5.24 -bool 'Block-device frontend driver' CONFIG_XEN_BLKDEV_FRONTEND
    5.25 -endmenu
    5.26 -# The IBM S/390 patch needs this.
    5.27 -define_bool CONFIG_NO_IDLE_HZ y
    5.28 -
    5.29 -if [ "$CONFIG_XEN_PHYSDEV_ACCESS" == "y" ]; then
    5.30 -   define_bool CONFIG_FOREIGN_PAGES y
    5.31 -else
    5.32 -   define_bool CONFIG_FOREIGN_PAGES n
    5.33 -   define_bool CONFIG_NETDEVICES y
    5.34 -   define_bool CONFIG_VT n
    5.35 -fi
    5.36 -
    5.37 -mainmenu_option next_comment
    5.38 -comment 'Code maturity level options'
    5.39 -bool 'Prompt for development and/or incomplete code/drivers' CONFIG_EXPERIMENTAL
    5.40 -endmenu
    5.41 -
    5.42 -mainmenu_option next_comment
    5.43 -comment 'Loadable module support'
    5.44 -bool 'Enable loadable module support' CONFIG_MODULES
    5.45 -if [ "$CONFIG_MODULES" = "y" ]; then
    5.46 -   bool '  Set version information on all module symbols' CONFIG_MODVERSIONS
    5.47 -   bool '  Kernel module loader' CONFIG_KMOD
    5.48 -fi
    5.49 -endmenu
    5.50 -
    5.51 -mainmenu_option next_comment
    5.52 -comment 'Processor type and features'
    5.53 -choice 'Processor family' \
    5.54 -	"Pentium-Pro/Celeron/Pentium-II		CONFIG_M686 \
    5.55 -	 Pentium-III/Celeron(Coppermine)	CONFIG_MPENTIUMIII \
    5.56 -	 Pentium-4				CONFIG_MPENTIUM4 \
    5.57 -	 Athlon/Duron/K7			CONFIG_MK7 \
    5.58 -	 Opteron/Athlon64/Hammer/K8             CONFIG_MK8 \
    5.59 -	 VIA-C3-2                               CONFIG_MVIAC3_2" Pentium-Pro
    5.60 -
    5.61 -   define_bool CONFIG_X86_WP_WORKS_OK y
    5.62 -   define_bool CONFIG_X86_INVLPG y
    5.63 -   define_bool CONFIG_X86_CMPXCHG y
    5.64 -   define_bool CONFIG_X86_XADD y
    5.65 -   define_bool CONFIG_X86_BSWAP y
    5.66 -   define_bool CONFIG_X86_POPAD_OK y
    5.67 -   define_bool CONFIG_RWSEM_GENERIC_SPINLOCK n
    5.68 -   define_bool CONFIG_RWSEM_XCHGADD_ALGORITHM y
    5.69 -
    5.70 -   define_bool CONFIG_X86_GOOD_APIC y
    5.71 -   define_bool CONFIG_X86_PGE y
    5.72 -   define_bool CONFIG_X86_USE_PPRO_CHECKSUM y
    5.73 -   define_bool CONFIG_X86_TSC y
    5.74 -
    5.75 -if [ "$CONFIG_M686" = "y" ]; then
    5.76 -   define_int  CONFIG_X86_L1_CACHE_SHIFT 5
    5.77 -fi
    5.78 -if [ "$CONFIG_MPENTIUMIII" = "y" ]; then
    5.79 -   define_int  CONFIG_X86_L1_CACHE_SHIFT 5
    5.80 -fi
    5.81 -if [ "$CONFIG_MPENTIUM4" = "y" ]; then
    5.82 -   define_int  CONFIG_X86_L1_CACHE_SHIFT 7
    5.83 -fi
    5.84 -if [ "$CONFIG_MK8" = "y" ]; then
    5.85 -   define_bool CONFIG_MK7 y
    5.86 -fi
    5.87 -if [ "$CONFIG_MK7" = "y" ]; then
    5.88 -   define_int  CONFIG_X86_L1_CACHE_SHIFT 6
    5.89 -   define_bool CONFIG_X86_USE_3DNOW y
    5.90 -fi
    5.91 -if [ "$CONFIG_MVIAC3_2" = "y" ]; then
    5.92 -   define_int  CONFIG_X86_L1_CACHE_SHIFT 5
    5.93 -fi
    5.94 -
    5.95 -#if [ "$CONFIG_EXPERIMENTAL" = "y" ]; then
    5.96 -#   tristate 'BIOS Enhanced Disk Drive calls determine boot disk (EXPERIMENTAL)' CONFIG_EDD
    5.97 -#fi
    5.98 -
    5.99 -choice 'High Memory Support' \
   5.100 -	"off    CONFIG_NOHIGHMEM \
   5.101 -	 4GB    CONFIG_HIGHMEM4G" off
   5.102 -#	 64GB   CONFIG_HIGHMEM64G" off
   5.103 -if [ "$CONFIG_HIGHMEM4G" = "y" ]; then
   5.104 -   define_bool CONFIG_HIGHMEM y
   5.105 -fi
   5.106 -if [ "$CONFIG_HIGHMEM64G" = "y" ]; then
   5.107 -   define_bool CONFIG_HIGHMEM y
   5.108 -   define_bool CONFIG_X86_PAE y
   5.109 -fi
   5.110 -
   5.111 -if [ "$CONFIG_HIGHMEM" = "y" ]; then
   5.112 -   bool 'HIGHMEM I/O support' CONFIG_HIGHIO
   5.113 -fi
   5.114 -
   5.115 -define_int CONFIG_FORCE_MAX_ZONEORDER 11
   5.116 -
   5.117 -#bool 'Symmetric multi-processing support' CONFIG_SMP
   5.118 -#if [ "$CONFIG_SMP" = "y" -a "$CONFIG_X86_CMPXCHG" = "y" ]; then
   5.119 -#   define_bool CONFIG_HAVE_DEC_LOCK y
   5.120 -#fi
   5.121 -endmenu
   5.122 -
   5.123 -mainmenu_option next_comment
   5.124 -comment 'General setup'
   5.125 -
   5.126 -bool 'Networking support' CONFIG_NET
   5.127 -
   5.128 -if [ "$CONFIG_XEN_PHYSDEV_ACCESS" = "y" ]; then
   5.129 -   bool 'PCI support' CONFIG_PCI
   5.130 -   source drivers/pci/Config.in
   5.131 -
   5.132 -   bool 'Support for hot-pluggable devices' CONFIG_HOTPLUG
   5.133 -
   5.134 -   if [ "$CONFIG_HOTPLUG" = "y" ] ; then
   5.135 -      source drivers/pcmcia/Config.in
   5.136 -      source drivers/hotplug/Config.in
   5.137 -   else
   5.138 -      define_bool CONFIG_PCMCIA n
   5.139 -      define_bool CONFIG_HOTPLUG_PCI n
   5.140 -   fi
   5.141 -fi
   5.142 -
   5.143 -bool 'System V IPC' CONFIG_SYSVIPC
   5.144 -bool 'BSD Process Accounting' CONFIG_BSD_PROCESS_ACCT
   5.145 -bool 'Sysctl support' CONFIG_SYSCTL
   5.146 -if [ "$CONFIG_PROC_FS" = "y" ]; then
   5.147 -   choice 'Kernel core (/proc/kcore) format' \
   5.148 -	"ELF		CONFIG_KCORE_ELF	\
   5.149 -	 A.OUT		CONFIG_KCORE_AOUT" ELF
   5.150 -fi
   5.151 -tristate 'Kernel support for a.out binaries' CONFIG_BINFMT_AOUT
   5.152 -bool 'Kernel support for ELF binaries' CONFIG_BINFMT_ELF
   5.153 -tristate 'Kernel support for MISC binaries' CONFIG_BINFMT_MISC
   5.154 -bool 'Select task to kill on out of memory condition' CONFIG_OOM_KILLER
   5.155 -
   5.156 -endmenu
   5.157 -
   5.158 -if [ "$CONFIG_XEN_PHYSDEV_ACCESS" = "y" ]; then
   5.159 -   source drivers/mtd/Config.in
   5.160 -
   5.161 -   source drivers/parport/Config.in
   5.162 -
   5.163 -   source drivers/pnp/Config.in
   5.164 -
   5.165 -   source drivers/block/Config.in
   5.166 -
   5.167 -   source drivers/md/Config.in
   5.168 -fi
   5.169 -
   5.170 -if [ "$CONFIG_NET" = "y" ]; then
   5.171 -   source net/Config.in
   5.172 -fi
   5.173 -
   5.174 -if [ "$CONFIG_XEN_PHYSDEV_ACCESS" = "y" ]; then
   5.175 -   mainmenu_option next_comment
   5.176 -   comment 'ATA/IDE/MFM/RLL support'
   5.177 -
   5.178 -   tristate 'ATA/IDE/MFM/RLL support' CONFIG_IDE
   5.179 -
   5.180 -   if [ "$CONFIG_IDE" != "n" ]; then
   5.181 -      source drivers/ide/Config.in
   5.182 -   else
   5.183 -      define_bool CONFIG_BLK_DEV_HD n
   5.184 -   fi
   5.185 -   endmenu
   5.186 -fi
   5.187 -
   5.188 -mainmenu_option next_comment
   5.189 -comment 'SCSI support'
   5.190 -
   5.191 -tristate 'SCSI support' CONFIG_SCSI
   5.192 -
   5.193 -if [ "$CONFIG_SCSI" != "n" ]; then
   5.194 -   source drivers/scsi/Config.in
   5.195 -fi
   5.196 -endmenu
   5.197 -
   5.198 -if [ "$CONFIG_XEN_PHYSDEV_ACCESS" = "y" ]; then
   5.199 -   source drivers/message/fusion/Config.in
   5.200 -
   5.201 -   source drivers/ieee1394/Config.in
   5.202 -
   5.203 -   source drivers/message/i2o/Config.in
   5.204 -
   5.205 -   if [ "$CONFIG_NET" = "y" ]; then
   5.206 -      mainmenu_option next_comment
   5.207 -      comment 'Network device support'
   5.208 -
   5.209 -      bool 'Network device support' CONFIG_NETDEVICES
   5.210 -      if [ "$CONFIG_NETDEVICES" = "y" ]; then
   5.211 -         source drivers/net/Config.in
   5.212 -         if [ "$CONFIG_ATM" = "y" -o "$CONFIG_ATM" = "m" ]; then
   5.213 -            source drivers/atm/Config.in
   5.214 -         fi
   5.215 -      fi
   5.216 -      endmenu
   5.217 -   fi
   5.218 -
   5.219 -   source net/ax25/Config.in
   5.220 -
   5.221 -   source net/irda/Config.in
   5.222 -
   5.223 -   mainmenu_option next_comment
   5.224 -   comment 'ISDN subsystem'
   5.225 -   if [ "$CONFIG_NET" != "n" ]; then
   5.226 -      tristate 'ISDN support' CONFIG_ISDN
   5.227 -      if [ "$CONFIG_ISDN" != "n" ]; then
   5.228 -         source drivers/isdn/Config.in
   5.229 -      fi
   5.230 -   fi
   5.231 -   endmenu
   5.232 -
   5.233 -   if [ "$CONFIG_ISA" = "y" ]; then
   5.234 -       mainmenu_option next_comment
   5.235 -       comment 'Old CD-ROM drivers (not SCSI, not IDE)'
   5.236 -   
   5.237 -       bool 'Support non-SCSI/IDE/ATAPI CDROM drives' CONFIG_CD_NO_IDESCSI
   5.238 -       if [ "$CONFIG_CD_NO_IDESCSI" != "n" ]; then
   5.239 -          source drivers/cdrom/Config.in
   5.240 -       fi
   5.241 -       endmenu
   5.242 -   fi
   5.243 -
   5.244 -   #
   5.245 -   # input before char - char/joystick depends on it. As does USB.
   5.246 -   #
   5.247 -   source drivers/input/Config.in
   5.248 -else
   5.249 -   #
   5.250 -   # Block device driver configuration
   5.251 -   #
   5.252 -   mainmenu_option next_comment
   5.253 -   comment 'Block devices'
   5.254 -   tristate 'Loopback device support' CONFIG_BLK_DEV_LOOP
   5.255 -   dep_tristate 'Network block device support' CONFIG_BLK_DEV_NBD $CONFIG_NET
   5.256 -   tristate 'RAM disk support' CONFIG_BLK_DEV_RAM
   5.257 -   if [ "$CONFIG_BLK_DEV_RAM" = "y" -o "$CONFIG_BLK_DEV_RAM" = "m" ]; then
   5.258 -      int '  Default RAM disk size' CONFIG_BLK_DEV_RAM_SIZE 4096
   5.259 -   fi
   5.260 -   dep_bool '  Initial RAM disk (initrd) support' CONFIG_BLK_DEV_INITRD $CONFIG_BLK_DEV_RAM
   5.261 -   bool 'Per partition statistics in /proc/partitions' CONFIG_BLK_STATS
   5.262 -   define_bool CONFIG_BLK_DEV_HD n
   5.263 -   endmenu
   5.264 -fi
   5.265 -
   5.266 -source drivers/char/Config.in
   5.267 -
   5.268 -if [ "$CONFIG_XEN_PHYSDEV_ACCESS" = "y" ]; then
   5.269 -   source drivers/media/Config.in
   5.270 -fi
   5.271 -
   5.272 -source fs/Config.in
   5.273 -
   5.274 -mainmenu_option next_comment
   5.275 -comment 'Console drivers'
   5.276 -
   5.277 -define_bool CONFIG_XEN_CONSOLE y
   5.278 -
   5.279 -if [ "$CONFIG_VT" = "y" ]; then
   5.280 -   bool 'VGA text console' CONFIG_VGA_CONSOLE
   5.281 -   bool 'Dummy console' CONFIG_DUMMY_CONSOLE 
   5.282 -   if [ "$CONFIG_XEN_PHYSDEV_ACCESS" = "y" ]; then
   5.283 -      bool 'Video mode selection support' CONFIG_VIDEO_SELECT
   5.284 -      if [ "$CONFIG_EXPERIMENTAL" = "y" ]; then
   5.285 -         tristate 'MDA text console (dual-headed) (EXPERIMENTAL)' CONFIG_MDA_CONSOLE
   5.286 -         source drivers/video/Config.in
   5.287 -      fi
   5.288 -   fi
   5.289 -fi
   5.290 -endmenu
   5.291 -
   5.292 -if [ "$CONFIG_XEN_PHYSDEV_ACCESS" = "y" ]; then
   5.293 -   mainmenu_option next_comment
   5.294 -   comment 'Sound'
   5.295 -
   5.296 -   tristate 'Sound card support' CONFIG_SOUND
   5.297 -   if [ "$CONFIG_SOUND" != "n" ]; then
   5.298 -      source drivers/sound/Config.in
   5.299 -   fi
   5.300 -   endmenu
   5.301 -
   5.302 -   source drivers/usb/Config.in
   5.303 -
   5.304 -   source net/bluetooth/Config.in
   5.305 -fi
   5.306 -
   5.307 -mainmenu_option next_comment
   5.308 -comment 'Kernel hacking'
   5.309 -
   5.310 -bool 'Kernel debugging' CONFIG_DEBUG_KERNEL
   5.311 -if [ "$CONFIG_DEBUG_KERNEL" != "n" ]; then
   5.312 -   bool '  Check for stack overflows' CONFIG_DEBUG_STACKOVERFLOW
   5.313 -   bool '  Debug high memory support' CONFIG_DEBUG_HIGHMEM
   5.314 -   bool '  Debug memory allocations' CONFIG_DEBUG_SLAB
   5.315 -   bool '  Memory mapped I/O debugging' CONFIG_DEBUG_IOVIRT
   5.316 -   bool '  Magic SysRq key' CONFIG_MAGIC_SYSRQ
   5.317 -   bool '  Spinlock debugging' CONFIG_DEBUG_SPINLOCK
   5.318 -   bool '  Verbose BUG() reporting (adds 70K)' CONFIG_DEBUG_BUGVERBOSE
   5.319 -   bool '  Load all symbols for debugging' CONFIG_KALLSYMS
   5.320 -   bool '  Compile the kernel with frame pointers' CONFIG_FRAME_POINTER
   5.321 -fi
   5.322 -
   5.323 -int 'Kernel messages buffer length shift (0 = default)' CONFIG_LOG_BUF_SHIFT 0
   5.324 -
   5.325 -endmenu
   5.326 -
   5.327 -source crypto/Config.in
   5.328 -source lib/Config.in
     6.1 --- a/linux-2.4.28-xen-sparse/arch/xen/defconfig-xen0	Thu Jan 20 22:18:00 2005 +0000
     6.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     6.3 @@ -1,960 +0,0 @@
     6.4 -#
     6.5 -# Automatically generated make config: don't edit
     6.6 -#
     6.7 -CONFIG_XEN=y
     6.8 -CONFIG_X86=y
     6.9 -CONFIG_ISA=y
    6.10 -# CONFIG_SBUS is not set
    6.11 -CONFIG_UID16=y
    6.12 -
    6.13 -#
    6.14 -# Xen
    6.15 -#
    6.16 -CONFIG_XEN_PRIVILEGED_GUEST=y
    6.17 -CONFIG_XEN_PHYSDEV_ACCESS=y
    6.18 -CONFIG_XEN_SCRUB_PAGES=y
    6.19 -CONFIG_XEN_NETDEV_FRONTEND=y
    6.20 -CONFIG_XEN_BLKDEV_FRONTEND=y
    6.21 -CONFIG_NO_IDLE_HZ=y
    6.22 -CONFIG_FOREIGN_PAGES=y
    6.23 -
    6.24 -#
    6.25 -# Code maturity level options
    6.26 -#
    6.27 -CONFIG_EXPERIMENTAL=y
    6.28 -
    6.29 -#
    6.30 -# Loadable module support
    6.31 -#
    6.32 -CONFIG_MODULES=y
    6.33 -CONFIG_MODVERSIONS=y
    6.34 -CONFIG_KMOD=y
    6.35 -
    6.36 -#
    6.37 -# Processor type and features
    6.38 -#
    6.39 -CONFIG_M686=y
    6.40 -# CONFIG_MPENTIUMIII is not set
    6.41 -# CONFIG_MPENTIUM4 is not set
    6.42 -# CONFIG_MK7 is not set
    6.43 -# CONFIG_MK8 is not set
    6.44 -# CONFIG_MVIAC3_2 is not set
    6.45 -CONFIG_X86_WP_WORKS_OK=y
    6.46 -CONFIG_X86_INVLPG=y
    6.47 -CONFIG_X86_CMPXCHG=y
    6.48 -CONFIG_X86_XADD=y
    6.49 -CONFIG_X86_BSWAP=y
    6.50 -CONFIG_X86_POPAD_OK=y
    6.51 -# CONFIG_RWSEM_GENERIC_SPINLOCK is not set
    6.52 -CONFIG_RWSEM_XCHGADD_ALGORITHM=y
    6.53 -CONFIG_X86_GOOD_APIC=y
    6.54 -CONFIG_X86_PGE=y
    6.55 -CONFIG_X86_USE_PPRO_CHECKSUM=y
    6.56 -CONFIG_X86_TSC=y
    6.57 -CONFIG_X86_L1_CACHE_SHIFT=5
    6.58 -CONFIG_NOHIGHMEM=y
    6.59 -# CONFIG_HIGHMEM4G is not set
    6.60 -CONFIG_FORCE_MAX_ZONEORDER=11
    6.61 -
    6.62 -#
    6.63 -# General setup
    6.64 -#
    6.65 -CONFIG_NET=y
    6.66 -CONFIG_PCI=y
    6.67 -CONFIG_PCI_NAMES=y
    6.68 -CONFIG_HOTPLUG=y
    6.69 -
    6.70 -#
    6.71 -# PCMCIA/CardBus support
    6.72 -#
    6.73 -# CONFIG_PCMCIA is not set
    6.74 -
    6.75 -#
    6.76 -# PCI Hotplug Support
    6.77 -#
    6.78 -# CONFIG_HOTPLUG_PCI is not set
    6.79 -# CONFIG_HOTPLUG_PCI_COMPAQ is not set
    6.80 -# CONFIG_HOTPLUG_PCI_COMPAQ_NVRAM is not set
    6.81 -# CONFIG_HOTPLUG_PCI_SHPC is not set
    6.82 -# CONFIG_HOTPLUG_PCI_SHPC_POLL_EVENT_MODE is not set
    6.83 -# CONFIG_HOTPLUG_PCI_PCIE is not set
    6.84 -# CONFIG_HOTPLUG_PCI_PCIE_POLL_EVENT_MODE is not set
    6.85 -CONFIG_SYSVIPC=y
    6.86 -# CONFIG_BSD_PROCESS_ACCT is not set
    6.87 -CONFIG_SYSCTL=y
    6.88 -CONFIG_KCORE_ELF=y
    6.89 -# CONFIG_KCORE_AOUT is not set
    6.90 -CONFIG_BINFMT_AOUT=y
    6.91 -CONFIG_BINFMT_ELF=y
    6.92 -# CONFIG_BINFMT_MISC is not set
    6.93 -# CONFIG_OOM_KILLER is not set
    6.94 -
    6.95 -#
    6.96 -# Memory Technology Devices (MTD)
    6.97 -#
    6.98 -# CONFIG_MTD is not set
    6.99 -
   6.100 -#
   6.101 -# Parallel port support
   6.102 -#
   6.103 -# CONFIG_PARPORT is not set
   6.104 -
   6.105 -#
   6.106 -# Plug and Play configuration
   6.107 -#
   6.108 -CONFIG_PNP=y
   6.109 -# CONFIG_ISAPNP is not set
   6.110 -
   6.111 -#
   6.112 -# Block devices
   6.113 -#
   6.114 -# CONFIG_BLK_DEV_FD is not set
   6.115 -# CONFIG_BLK_DEV_XD is not set
   6.116 -# CONFIG_PARIDE is not set
   6.117 -# CONFIG_BLK_CPQ_DA is not set
   6.118 -# CONFIG_BLK_CPQ_CISS_DA is not set
   6.119 -# CONFIG_CISS_SCSI_TAPE is not set
   6.120 -# CONFIG_CISS_MONITOR_THREAD is not set
   6.121 -# CONFIG_BLK_DEV_DAC960 is not set
   6.122 -# CONFIG_BLK_DEV_UMEM is not set
   6.123 -# CONFIG_BLK_DEV_SX8 is not set
   6.124 -CONFIG_BLK_DEV_LOOP=y
   6.125 -CONFIG_BLK_DEV_NBD=y
   6.126 -CONFIG_BLK_DEV_RAM=y
   6.127 -CONFIG_BLK_DEV_RAM_SIZE=4096
   6.128 -CONFIG_BLK_DEV_INITRD=y
   6.129 -# CONFIG_BLK_STATS is not set
   6.130 -
   6.131 -#
   6.132 -# Multi-device support (RAID and LVM)
   6.133 -#
   6.134 -# CONFIG_MD is not set
   6.135 -# CONFIG_BLK_DEV_MD is not set
   6.136 -# CONFIG_MD_LINEAR is not set
   6.137 -# CONFIG_MD_RAID0 is not set
   6.138 -# CONFIG_MD_RAID1 is not set
   6.139 -# CONFIG_MD_RAID5 is not set
   6.140 -# CONFIG_MD_MULTIPATH is not set
   6.141 -# CONFIG_BLK_DEV_LVM is not set
   6.142 -
   6.143 -#
   6.144 -# Networking options
   6.145 -#
   6.146 -CONFIG_PACKET=y
   6.147 -CONFIG_PACKET_MMAP=y
   6.148 -# CONFIG_NETLINK_DEV is not set
   6.149 -CONFIG_NETFILTER=y
   6.150 -# CONFIG_NETFILTER_DEBUG is not set
   6.151 -CONFIG_FILTER=y
   6.152 -CONFIG_UNIX=y
   6.153 -CONFIG_INET=y
   6.154 -# CONFIG_IP_MULTICAST is not set
   6.155 -# CONFIG_IP_ADVANCED_ROUTER is not set
   6.156 -CONFIG_IP_PNP=y
   6.157 -CONFIG_IP_PNP_DHCP=y
   6.158 -# CONFIG_IP_PNP_BOOTP is not set
   6.159 -# CONFIG_IP_PNP_RARP is not set
   6.160 -# CONFIG_NET_IPIP is not set
   6.161 -# CONFIG_NET_IPGRE is not set
   6.162 -# CONFIG_ARPD is not set
   6.163 -# CONFIG_INET_ECN is not set
   6.164 -# CONFIG_SYN_COOKIES is not set
   6.165 -
   6.166 -#
   6.167 -#   IP: Netfilter Configuration
   6.168 -#
   6.169 -CONFIG_IP_NF_CONNTRACK=m
   6.170 -CONFIG_IP_NF_FTP=m
   6.171 -# CONFIG_IP_NF_AMANDA is not set
   6.172 -CONFIG_IP_NF_TFTP=m
   6.173 -CONFIG_IP_NF_IRC=m
   6.174 -# CONFIG_IP_NF_QUEUE is not set
   6.175 -CONFIG_IP_NF_IPTABLES=y
   6.176 -# CONFIG_IP_NF_MATCH_LIMIT is not set
   6.177 -# CONFIG_IP_NF_MATCH_MAC is not set
   6.178 -# CONFIG_IP_NF_MATCH_PKTTYPE is not set
   6.179 -# CONFIG_IP_NF_MATCH_MARK is not set
   6.180 -# CONFIG_IP_NF_MATCH_MULTIPORT is not set
   6.181 -# CONFIG_IP_NF_MATCH_TOS is not set
   6.182 -# CONFIG_IP_NF_MATCH_RECENT is not set
   6.183 -# CONFIG_IP_NF_MATCH_ECN is not set
   6.184 -# CONFIG_IP_NF_MATCH_DSCP is not set
   6.185 -# CONFIG_IP_NF_MATCH_AH_ESP is not set
   6.186 -# CONFIG_IP_NF_MATCH_LENGTH is not set
   6.187 -# CONFIG_IP_NF_MATCH_TTL is not set
   6.188 -# CONFIG_IP_NF_MATCH_TCPMSS is not set
   6.189 -# CONFIG_IP_NF_MATCH_HELPER is not set
   6.190 -CONFIG_IP_NF_MATCH_STATE=m
   6.191 -CONFIG_IP_NF_MATCH_CONNTRACK=m
   6.192 -# CONFIG_IP_NF_MATCH_UNCLEAN is not set
   6.193 -# CONFIG_IP_NF_MATCH_OWNER is not set
   6.194 -CONFIG_IP_NF_MATCH_PHYSDEV=y
   6.195 -CONFIG_IP_NF_FILTER=y
   6.196 -CONFIG_IP_NF_TARGET_REJECT=y
   6.197 -# CONFIG_IP_NF_TARGET_MIRROR is not set
   6.198 -CONFIG_IP_NF_NAT=m
   6.199 -CONFIG_IP_NF_NAT_NEEDED=y
   6.200 -CONFIG_IP_NF_TARGET_MASQUERADE=m
   6.201 -CONFIG_IP_NF_TARGET_REDIRECT=m
   6.202 -# CONFIG_IP_NF_NAT_LOCAL is not set
   6.203 -# CONFIG_IP_NF_NAT_SNMP_BASIC is not set
   6.204 -CONFIG_IP_NF_NAT_IRC=m
   6.205 -CONFIG_IP_NF_NAT_FTP=m
   6.206 -CONFIG_IP_NF_NAT_TFTP=m
   6.207 -# CONFIG_IP_NF_MANGLE is not set
   6.208 -CONFIG_IP_NF_TARGET_LOG=y
   6.209 -CONFIG_IP_NF_TARGET_ULOG=y
   6.210 -# CONFIG_IP_NF_TARGET_TCPMSS is not set
   6.211 -# CONFIG_IP_NF_ARPTABLES is not set
   6.212 -
   6.213 -#
   6.214 -#   IP: Virtual Server Configuration
   6.215 -#
   6.216 -# CONFIG_IP_VS is not set
   6.217 -# CONFIG_IPV6 is not set
   6.218 -# CONFIG_KHTTPD is not set
   6.219 -
   6.220 -#
   6.221 -#    SCTP Configuration (EXPERIMENTAL)
   6.222 -#
   6.223 -# CONFIG_IP_SCTP is not set
   6.224 -# CONFIG_ATM is not set
   6.225 -CONFIG_VLAN_8021Q=y
   6.226 -
   6.227 -#
   6.228 -#  
   6.229 -#
   6.230 -# CONFIG_IPX is not set
   6.231 -# CONFIG_ATALK is not set
   6.232 -
   6.233 -#
   6.234 -# Appletalk devices
   6.235 -#
   6.236 -# CONFIG_DEV_APPLETALK is not set
   6.237 -# CONFIG_DECNET is not set
   6.238 -CONFIG_BRIDGE=y
   6.239 -CONFIG_BRIDGE_NF_EBTABLES=m
   6.240 -CONFIG_BRIDGE_EBT_T_FILTER=m
   6.241 -CONFIG_BRIDGE_EBT_T_NAT=m
   6.242 -CONFIG_BRIDGE_EBT_BROUTE=m
   6.243 -CONFIG_BRIDGE_EBT_LOG=m
   6.244 -CONFIG_BRIDGE_EBT_IPF=m
   6.245 -CONFIG_BRIDGE_EBT_ARPF=m
   6.246 -CONFIG_BRIDGE_EBT_AMONG=m
   6.247 -CONFIG_BRIDGE_EBT_LIMIT=m
   6.248 -CONFIG_BRIDGE_EBT_VLANF=m
   6.249 -CONFIG_BRIDGE_EBT_802_3=m
   6.250 -CONFIG_BRIDGE_EBT_PKTTYPE=m
   6.251 -CONFIG_BRIDGE_EBT_STP=m
   6.252 -CONFIG_BRIDGE_EBT_MARKF=m
   6.253 -CONFIG_BRIDGE_EBT_ARPREPLY=m
   6.254 -CONFIG_BRIDGE_EBT_SNAT=m
   6.255 -CONFIG_BRIDGE_EBT_DNAT=m
   6.256 -CONFIG_BRIDGE_EBT_REDIRECT=m
   6.257 -CONFIG_BRIDGE_EBT_MARK_T=m
   6.258 -# CONFIG_X25 is not set
   6.259 -# CONFIG_LAPB is not set
   6.260 -# CONFIG_LLC is not set
   6.261 -# CONFIG_NET_DIVERT is not set
   6.262 -# CONFIG_ECONET is not set
   6.263 -# CONFIG_WAN_ROUTER is not set
   6.264 -# CONFIG_NET_FASTROUTE is not set
   6.265 -# CONFIG_NET_HW_FLOWCONTROL is not set
   6.266 -
   6.267 -#
   6.268 -# QoS and/or fair queueing
   6.269 -#
   6.270 -# CONFIG_NET_SCHED is not set
   6.271 -
   6.272 -#
   6.273 -# Network testing
   6.274 -#
   6.275 -# CONFIG_NET_PKTGEN is not set
   6.276 -
   6.277 -#
   6.278 -# ATA/IDE/MFM/RLL support
   6.279 -#
   6.280 -CONFIG_IDE=y
   6.281 -
   6.282 -#
   6.283 -# IDE, ATA and ATAPI Block devices
   6.284 -#
   6.285 -CONFIG_BLK_DEV_IDE=y
   6.286 -
   6.287 -#
   6.288 -# Please see Documentation/ide.txt for help/info on IDE drives
   6.289 -#
   6.290 -# CONFIG_BLK_DEV_HD_IDE is not set
   6.291 -# CONFIG_BLK_DEV_HD is not set
   6.292 -# CONFIG_BLK_DEV_IDE_SATA is not set
   6.293 -CONFIG_BLK_DEV_IDEDISK=y
   6.294 -CONFIG_IDEDISK_MULTI_MODE=y
   6.295 -CONFIG_IDEDISK_STROKE=y
   6.296 -# CONFIG_BLK_DEV_IDECS is not set
   6.297 -# CONFIG_BLK_DEV_DELKIN is not set
   6.298 -CONFIG_BLK_DEV_IDECD=y
   6.299 -CONFIG_BLK_DEV_IDETAPE=y
   6.300 -CONFIG_BLK_DEV_IDEFLOPPY=y
   6.301 -CONFIG_BLK_DEV_IDESCSI=y
   6.302 -CONFIG_IDE_TASK_IOCTL=y
   6.303 -
   6.304 -#
   6.305 -# IDE chipset support/bugfixes
   6.306 -#
   6.307 -CONFIG_BLK_DEV_CMD640=y
   6.308 -CONFIG_BLK_DEV_CMD640_ENHANCED=y
   6.309 -# CONFIG_BLK_DEV_ISAPNP is not set
   6.310 -CONFIG_BLK_DEV_IDEPCI=y
   6.311 -CONFIG_BLK_DEV_GENERIC=y
   6.312 -CONFIG_IDEPCI_SHARE_IRQ=y
   6.313 -CONFIG_BLK_DEV_IDEDMA_PCI=y
   6.314 -CONFIG_BLK_DEV_OFFBOARD=y
   6.315 -# CONFIG_BLK_DEV_IDEDMA_FORCED is not set
   6.316 -CONFIG_IDEDMA_PCI_AUTO=y
   6.317 -# CONFIG_IDEDMA_ONLYDISK is not set
   6.318 -CONFIG_BLK_DEV_IDEDMA=y
   6.319 -# CONFIG_IDEDMA_PCI_WIP is not set
   6.320 -CONFIG_BLK_DEV_ADMA100=y
   6.321 -CONFIG_BLK_DEV_AEC62XX=y
   6.322 -CONFIG_BLK_DEV_ALI15X3=y
   6.323 -CONFIG_WDC_ALI15X3=y
   6.324 -CONFIG_BLK_DEV_AMD74XX=y
   6.325 -CONFIG_AMD74XX_OVERRIDE=y
   6.326 -# CONFIG_BLK_DEV_ATIIXP is not set
   6.327 -CONFIG_BLK_DEV_CMD64X=y
   6.328 -CONFIG_BLK_DEV_TRIFLEX=y
   6.329 -CONFIG_BLK_DEV_CY82C693=y
   6.330 -CONFIG_BLK_DEV_CS5530=y
   6.331 -CONFIG_BLK_DEV_HPT34X=y
   6.332 -# CONFIG_HPT34X_AUTODMA is not set
   6.333 -CONFIG_BLK_DEV_HPT366=y
   6.334 -CONFIG_BLK_DEV_PIIX=y
   6.335 -CONFIG_BLK_DEV_NS87415=y
   6.336 -# CONFIG_BLK_DEV_OPTI621 is not set
   6.337 -CONFIG_BLK_DEV_PDC202XX_OLD=y
   6.338 -CONFIG_PDC202XX_BURST=y
   6.339 -CONFIG_BLK_DEV_PDC202XX_NEW=y
   6.340 -CONFIG_PDC202XX_FORCE=y
   6.341 -CONFIG_BLK_DEV_RZ1000=y
   6.342 -CONFIG_BLK_DEV_SC1200=y
   6.343 -CONFIG_BLK_DEV_SVWKS=y
   6.344 -CONFIG_BLK_DEV_SIIMAGE=y
   6.345 -CONFIG_BLK_DEV_SIS5513=y
   6.346 -CONFIG_BLK_DEV_SLC90E66=y
   6.347 -CONFIG_BLK_DEV_TRM290=y
   6.348 -CONFIG_BLK_DEV_VIA82CXXX=y
   6.349 -CONFIG_IDE_CHIPSETS=y
   6.350 -
   6.351 -#
   6.352 -# Note: most of these also require special kernel boot parameters
   6.353 -#
   6.354 -# CONFIG_BLK_DEV_4DRIVES is not set
   6.355 -# CONFIG_BLK_DEV_ALI14XX is not set
   6.356 -# CONFIG_BLK_DEV_DTC2278 is not set
   6.357 -# CONFIG_BLK_DEV_HT6560B is not set
   6.358 -# CONFIG_BLK_DEV_PDC4030 is not set
   6.359 -# CONFIG_BLK_DEV_QD65XX is not set
   6.360 -# CONFIG_BLK_DEV_UMC8672 is not set
   6.361 -CONFIG_IDEDMA_AUTO=y
   6.362 -# CONFIG_IDEDMA_IVB is not set
   6.363 -# CONFIG_DMA_NONPCI is not set
   6.364 -CONFIG_BLK_DEV_PDC202XX=y
   6.365 -# CONFIG_BLK_DEV_ATARAID is not set
   6.366 -# CONFIG_BLK_DEV_ATARAID_PDC is not set
   6.367 -# CONFIG_BLK_DEV_ATARAID_HPT is not set
   6.368 -# CONFIG_BLK_DEV_ATARAID_MEDLEY is not set
   6.369 -# CONFIG_BLK_DEV_ATARAID_SII is not set
   6.370 -
   6.371 -#
   6.372 -# SCSI support
   6.373 -#
   6.374 -CONFIG_SCSI=y
   6.375 -
   6.376 -#
   6.377 -# SCSI support type (disk, tape, CD-ROM)
   6.378 -#
   6.379 -CONFIG_BLK_DEV_SD=y
   6.380 -CONFIG_SD_EXTRA_DEVS=40
   6.381 -# CONFIG_CHR_DEV_ST is not set
   6.382 -# CONFIG_CHR_DEV_OSST is not set
   6.383 -# CONFIG_BLK_DEV_SR is not set
   6.384 -CONFIG_CHR_DEV_SG=y
   6.385 -
   6.386 -#
   6.387 -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
   6.388 -#
   6.389 -# CONFIG_SCSI_DEBUG_QUEUES is not set
   6.390 -# CONFIG_SCSI_MULTI_LUN is not set
   6.391 -# CONFIG_SCSI_CONSTANTS is not set
   6.392 -# CONFIG_SCSI_LOGGING is not set
   6.393 -
   6.394 -#
   6.395 -# SCSI low-level drivers
   6.396 -#
   6.397 -# CONFIG_BLK_DEV_3W_XXXX_RAID is not set
   6.398 -# CONFIG_SCSI_7000FASST is not set
   6.399 -# CONFIG_SCSI_ACARD is not set
   6.400 -# CONFIG_SCSI_AHA152X is not set
   6.401 -# CONFIG_SCSI_AHA1542 is not set
   6.402 -# CONFIG_SCSI_AHA1740 is not set
   6.403 -CONFIG_SCSI_AACRAID=y
   6.404 -CONFIG_SCSI_AIC7XXX=y
   6.405 -CONFIG_AIC7XXX_CMDS_PER_DEVICE=32
   6.406 -CONFIG_AIC7XXX_RESET_DELAY_MS=15000
   6.407 -# CONFIG_AIC7XXX_PROBE_EISA_VL is not set
   6.408 -# CONFIG_AIC7XXX_BUILD_FIRMWARE is not set
   6.409 -# CONFIG_AIC7XXX_DEBUG_ENABLE is not set
   6.410 -CONFIG_AIC7XXX_DEBUG_MASK=0
   6.411 -# CONFIG_AIC7XXX_REG_PRETTY_PRINT is not set
   6.412 -CONFIG_SCSI_AIC79XX=y
   6.413 -CONFIG_AIC79XX_CMDS_PER_DEVICE=32
   6.414 -CONFIG_AIC79XX_RESET_DELAY_MS=15000
   6.415 -# CONFIG_AIC79XX_BUILD_FIRMWARE is not set
   6.416 -# CONFIG_AIC79XX_ENABLE_RD_STRM is not set
   6.417 -# CONFIG_AIC79XX_DEBUG_ENABLE is not set
   6.418 -CONFIG_AIC79XX_DEBUG_MASK=0
   6.419 -# CONFIG_AIC79XX_REG_PRETTY_PRINT is not set
   6.420 -# CONFIG_SCSI_DPT_I2O is not set
   6.421 -# CONFIG_SCSI_ADVANSYS is not set
   6.422 -# CONFIG_SCSI_IN2000 is not set
   6.423 -# CONFIG_SCSI_AM53C974 is not set
   6.424 -CONFIG_SCSI_MEGARAID=y
   6.425 -# CONFIG_SCSI_MEGARAID2 is not set
   6.426 -CONFIG_SCSI_SATA=y
   6.427 -# CONFIG_SCSI_SATA_SVW is not set
   6.428 -CONFIG_SCSI_ATA_PIIX=y
   6.429 -# CONFIG_SCSI_SATA_NV is not set
   6.430 -CONFIG_SCSI_SATA_PROMISE=y
   6.431 -CONFIG_SCSI_SATA_SX4=y
   6.432 -CONFIG_SCSI_SATA_SIL=y
   6.433 -CONFIG_SCSI_SATA_SIS=y
   6.434 -# CONFIG_SCSI_SATA_ULI is not set
   6.435 -CONFIG_SCSI_SATA_VIA=y
   6.436 -CONFIG_SCSI_SATA_VITESSE=y
   6.437 -CONFIG_SCSI_BUSLOGIC=y
   6.438 -# CONFIG_SCSI_OMIT_FLASHPOINT is not set
   6.439 -# CONFIG_SCSI_CPQFCTS is not set
   6.440 -# CONFIG_SCSI_DMX3191D is not set
   6.441 -# CONFIG_SCSI_DTC3280 is not set
   6.442 -# CONFIG_SCSI_EATA is not set
   6.443 -# CONFIG_SCSI_EATA_DMA is not set
   6.444 -# CONFIG_SCSI_EATA_PIO is not set
   6.445 -# CONFIG_SCSI_FUTURE_DOMAIN is not set
   6.446 -# CONFIG_SCSI_GDTH is not set
   6.447 -# CONFIG_SCSI_GENERIC_NCR5380 is not set
   6.448 -# CONFIG_SCSI_IPS is not set
   6.449 -# CONFIG_SCSI_INITIO is not set
   6.450 -# CONFIG_SCSI_INIA100 is not set
   6.451 -# CONFIG_SCSI_NCR53C406A is not set
   6.452 -# CONFIG_SCSI_NCR53C7xx is not set
   6.453 -CONFIG_SCSI_SYM53C8XX_2=y
   6.454 -CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=1
   6.455 -CONFIG_SCSI_SYM53C8XX_DEFAULT_TAGS=16
   6.456 -CONFIG_SCSI_SYM53C8XX_MAX_TAGS=64
   6.457 -# CONFIG_SCSI_SYM53C8XX_IOMAPPED is not set
   6.458 -# CONFIG_SCSI_PAS16 is not set
   6.459 -# CONFIG_SCSI_PCI2000 is not set
   6.460 -# CONFIG_SCSI_PCI2220I is not set
   6.461 -# CONFIG_SCSI_PSI240I is not set
   6.462 -# CONFIG_SCSI_QLOGIC_FAS is not set
   6.463 -# CONFIG_SCSI_QLOGIC_ISP is not set
   6.464 -# CONFIG_SCSI_QLOGIC_FC is not set
   6.465 -# CONFIG_SCSI_QLOGIC_1280 is not set
   6.466 -# CONFIG_SCSI_SEAGATE is not set
   6.467 -# CONFIG_SCSI_SIM710 is not set
   6.468 -# CONFIG_SCSI_SYM53C416 is not set
   6.469 -# CONFIG_SCSI_DC390T is not set
   6.470 -# CONFIG_SCSI_T128 is not set
   6.471 -# CONFIG_SCSI_U14_34F is not set
   6.472 -# CONFIG_SCSI_ULTRASTOR is not set
   6.473 -# CONFIG_SCSI_NSP32 is not set
   6.474 -# CONFIG_SCSI_DEBUG is not set
   6.475 -
   6.476 -#
   6.477 -# Fusion MPT device support
   6.478 -#
   6.479 -# CONFIG_FUSION is not set
   6.480 -# CONFIG_FUSION_BOOT is not set
   6.481 -# CONFIG_FUSION_ISENSE is not set
   6.482 -# CONFIG_FUSION_CTL is not set
   6.483 -# CONFIG_FUSION_LAN is not set
   6.484 -
   6.485 -#
   6.486 -# IEEE 1394 (FireWire) support (EXPERIMENTAL)
   6.487 -#
   6.488 -# CONFIG_IEEE1394 is not set
   6.489 -
   6.490 -#
   6.491 -# I2O device support
   6.492 -#
   6.493 -# CONFIG_I2O is not set
   6.494 -# CONFIG_I2O_PCI is not set
   6.495 -# CONFIG_I2O_BLOCK is not set
   6.496 -# CONFIG_I2O_LAN is not set
   6.497 -# CONFIG_I2O_SCSI is not set
   6.498 -# CONFIG_I2O_PROC is not set
   6.499 -
   6.500 -#
   6.501 -# Network device support
   6.502 -#
   6.503 -CONFIG_NETDEVICES=y
   6.504 -
   6.505 -#
   6.506 -# ARCnet devices
   6.507 -#
   6.508 -# CONFIG_ARCNET is not set
   6.509 -# CONFIG_DUMMY is not set
   6.510 -# CONFIG_BONDING is not set
   6.511 -# CONFIG_EQUALIZER is not set
   6.512 -# CONFIG_TUN is not set
   6.513 -# CONFIG_ETHERTAP is not set
   6.514 -
   6.515 -#
   6.516 -# Ethernet (10 or 100Mbit)
   6.517 -#
   6.518 -CONFIG_NET_ETHERNET=y
   6.519 -# CONFIG_SUNLANCE is not set
   6.520 -# CONFIG_HAPPYMEAL is not set
   6.521 -# CONFIG_SUNBMAC is not set
   6.522 -# CONFIG_SUNQE is not set
   6.523 -# CONFIG_SUNGEM is not set
   6.524 -CONFIG_NET_VENDOR_3COM=y
   6.525 -# CONFIG_EL1 is not set
   6.526 -# CONFIG_EL2 is not set
   6.527 -# CONFIG_ELPLUS is not set
   6.528 -# CONFIG_EL16 is not set
   6.529 -# CONFIG_EL3 is not set
   6.530 -# CONFIG_3C515 is not set
   6.531 -# CONFIG_ELMC is not set
   6.532 -# CONFIG_ELMC_II is not set
   6.533 -CONFIG_VORTEX=y
   6.534 -# CONFIG_TYPHOON is not set
   6.535 -# CONFIG_LANCE is not set
   6.536 -# CONFIG_NET_VENDOR_SMC is not set
   6.537 -# CONFIG_NET_VENDOR_RACAL is not set
   6.538 -# CONFIG_AT1700 is not set
   6.539 -# CONFIG_DEPCA is not set
   6.540 -# CONFIG_HP100 is not set
   6.541 -# CONFIG_NET_ISA is not set
   6.542 -CONFIG_NET_PCI=y
   6.543 -CONFIG_PCNET32=y
   6.544 -# CONFIG_AMD8111_ETH is not set
   6.545 -# CONFIG_ADAPTEC_STARFIRE is not set
   6.546 -# CONFIG_AC3200 is not set
   6.547 -# CONFIG_APRICOT is not set
   6.548 -# CONFIG_B44 is not set
   6.549 -# CONFIG_CS89x0 is not set
   6.550 -# CONFIG_TULIP is not set
   6.551 -# CONFIG_DE4X5 is not set
   6.552 -# CONFIG_DGRS is not set
   6.553 -# CONFIG_DM9102 is not set
   6.554 -# CONFIG_EEPRO100 is not set
   6.555 -# CONFIG_EEPRO100_PIO is not set
   6.556 -CONFIG_E100=y
   6.557 -# CONFIG_LNE390 is not set
   6.558 -# CONFIG_FEALNX is not set
   6.559 -# CONFIG_NATSEMI is not set
   6.560 -CONFIG_NE2K_PCI=y
   6.561 -# CONFIG_FORCEDETH is not set
   6.562 -# CONFIG_NE3210 is not set
   6.563 -# CONFIG_ES3210 is not set
   6.564 -# CONFIG_8139CP is not set
   6.565 -# CONFIG_8139TOO is not set
   6.566 -# CONFIG_8139TOO_PIO is not set
   6.567 -# CONFIG_8139TOO_TUNE_TWISTER is not set
   6.568 -# CONFIG_8139TOO_8129 is not set
   6.569 -# CONFIG_8139_OLD_RX_RESET is not set
   6.570 -# CONFIG_SIS900 is not set
   6.571 -# CONFIG_EPIC100 is not set
   6.572 -# CONFIG_SUNDANCE is not set
   6.573 -# CONFIG_SUNDANCE_MMIO is not set
   6.574 -# CONFIG_TLAN is not set
   6.575 -# CONFIG_VIA_RHINE is not set
   6.576 -# CONFIG_VIA_RHINE_MMIO is not set
   6.577 -# CONFIG_WINBOND_840 is not set
   6.578 -# CONFIG_NET_POCKET is not set
   6.579 -
   6.580 -#
   6.581 -# Ethernet (1000 Mbit)
   6.582 -#
   6.583 -# CONFIG_ACENIC is not set
   6.584 -# CONFIG_DL2K is not set
   6.585 -CONFIG_E1000=y
   6.586 -# CONFIG_E1000_NAPI is not set
   6.587 -# CONFIG_MYRI_SBUS is not set
   6.588 -# CONFIG_NS83820 is not set
   6.589 -# CONFIG_HAMACHI is not set
   6.590 -# CONFIG_YELLOWFIN is not set
   6.591 -# CONFIG_R8169 is not set
   6.592 -# CONFIG_SK98LIN is not set
   6.593 -CONFIG_TIGON3=y
   6.594 -# CONFIG_FDDI is not set
   6.595 -# CONFIG_HIPPI is not set
   6.596 -# CONFIG_PLIP is not set
   6.597 -# CONFIG_PPP is not set
   6.598 -# CONFIG_SLIP is not set
   6.599 -
   6.600 -#
   6.601 -# Wireless LAN (non-hamradio)
   6.602 -#
   6.603 -# CONFIG_NET_RADIO is not set
   6.604 -
   6.605 -#
   6.606 -# Token Ring devices
   6.607 -#
   6.608 -# CONFIG_TR is not set
   6.609 -# CONFIG_NET_FC is not set
   6.610 -# CONFIG_RCPCI is not set
   6.611 -# CONFIG_SHAPER is not set
   6.612 -
   6.613 -#
   6.614 -# Wan interfaces
   6.615 -#
   6.616 -# CONFIG_WAN is not set
   6.617 -
   6.618 -#
   6.619 -# Amateur Radio support
   6.620 -#
   6.621 -# CONFIG_HAMRADIO is not set
   6.622 -
   6.623 -#
   6.624 -# IrDA (infrared) support
   6.625 -#
   6.626 -# CONFIG_IRDA is not set
   6.627 -
   6.628 -#
   6.629 -# ISDN subsystem
   6.630 -#
   6.631 -# CONFIG_ISDN is not set
   6.632 -
   6.633 -#
   6.634 -# Old CD-ROM drivers (not SCSI, not IDE)
   6.635 -#
   6.636 -# CONFIG_CD_NO_IDESCSI is not set
   6.637 -
   6.638 -#
   6.639 -# Input core support
   6.640 -#
   6.641 -# CONFIG_INPUT is not set
   6.642 -# CONFIG_INPUT_KEYBDEV is not set
   6.643 -# CONFIG_INPUT_MOUSEDEV is not set
   6.644 -# CONFIG_INPUT_JOYDEV is not set
   6.645 -# CONFIG_INPUT_EVDEV is not set
   6.646 -# CONFIG_INPUT_UINPUT is not set
   6.647 -
   6.648 -#
   6.649 -# Character devices
   6.650 -#
   6.651 -CONFIG_VT=y
   6.652 -CONFIG_VT_CONSOLE=y
   6.653 -# CONFIG_SERIAL is not set
   6.654 -# CONFIG_SERIAL_EXTENDED is not set
   6.655 -# CONFIG_SERIAL_NONSTANDARD is not set
   6.656 -CONFIG_UNIX98_PTYS=y
   6.657 -CONFIG_UNIX98_PTY_COUNT=256
   6.658 -
   6.659 -#
   6.660 -# I2C support
   6.661 -#
   6.662 -# CONFIG_I2C is not set
   6.663 -
   6.664 -#
   6.665 -# Mice
   6.666 -#
   6.667 -# CONFIG_BUSMOUSE is not set
   6.668 -CONFIG_MOUSE=y
   6.669 -CONFIG_PSMOUSE=y
   6.670 -# CONFIG_82C710_MOUSE is not set
   6.671 -# CONFIG_PC110_PAD is not set
   6.672 -# CONFIG_MK712_MOUSE is not set
   6.673 -
   6.674 -#
   6.675 -# Joysticks
   6.676 -#
   6.677 -# CONFIG_INPUT_GAMEPORT is not set
   6.678 -
   6.679 -#
   6.680 -# Input core support is needed for gameports
   6.681 -#
   6.682 -
   6.683 -#
   6.684 -# Input core support is needed for joysticks
   6.685 -#
   6.686 -# CONFIG_QIC02_TAPE is not set
   6.687 -# CONFIG_IPMI_HANDLER is not set
   6.688 -# CONFIG_IPMI_PANIC_EVENT is not set
   6.689 -# CONFIG_IPMI_DEVICE_INTERFACE is not set
   6.690 -# CONFIG_IPMI_KCS is not set
   6.691 -# CONFIG_IPMI_WATCHDOG is not set
   6.692 -
   6.693 -#
   6.694 -# Watchdog Cards
   6.695 -#
   6.696 -# CONFIG_WATCHDOG is not set
   6.697 -# CONFIG_SCx200 is not set
   6.698 -# CONFIG_SCx200_GPIO is not set
   6.699 -# CONFIG_AMD_RNG is not set
   6.700 -# CONFIG_INTEL_RNG is not set
   6.701 -# CONFIG_HW_RANDOM is not set
   6.702 -# CONFIG_AMD_PM768 is not set
   6.703 -# CONFIG_NVRAM is not set
   6.704 -# CONFIG_RTC is not set
   6.705 -# CONFIG_DTLK is not set
   6.706 -# CONFIG_R3964 is not set
   6.707 -# CONFIG_APPLICOM is not set
   6.708 -# CONFIG_SONYPI is not set
   6.709 -
   6.710 -#
   6.711 -# Ftape, the floppy tape device driver
   6.712 -#
   6.713 -# CONFIG_FTAPE is not set
   6.714 -# CONFIG_AGP is not set
   6.715 -
   6.716 -#
   6.717 -# Direct Rendering Manager (XFree86 DRI support)
   6.718 -#
   6.719 -# CONFIG_DRM is not set
   6.720 -# CONFIG_MWAVE is not set
   6.721 -# CONFIG_OBMOUSE is not set
   6.722 -
   6.723 -#
   6.724 -# Multimedia devices
   6.725 -#
   6.726 -# CONFIG_VIDEO_DEV is not set
   6.727 -
   6.728 -#
   6.729 -# File systems
   6.730 -#
   6.731 -# CONFIG_QUOTA is not set
   6.732 -# CONFIG_QFMT_V2 is not set
   6.733 -CONFIG_AUTOFS_FS=y
   6.734 -CONFIG_AUTOFS4_FS=y
   6.735 -# CONFIG_REISERFS_FS is not set
   6.736 -# CONFIG_REISERFS_CHECK is not set
   6.737 -# CONFIG_REISERFS_PROC_INFO is not set
   6.738 -# CONFIG_ADFS_FS is not set
   6.739 -# CONFIG_ADFS_FS_RW is not set
   6.740 -# CONFIG_AFFS_FS is not set
   6.741 -# CONFIG_HFS_FS is not set
   6.742 -# CONFIG_HFSPLUS_FS is not set
   6.743 -# CONFIG_BEFS_FS is not set
   6.744 -# CONFIG_BEFS_DEBUG is not set
   6.745 -# CONFIG_BFS_FS is not set
   6.746 -CONFIG_EXT3_FS=y
   6.747 -CONFIG_JBD=y
   6.748 -# CONFIG_JBD_DEBUG is not set
   6.749 -CONFIG_FAT_FS=y
   6.750 -CONFIG_MSDOS_FS=y
   6.751 -CONFIG_UMSDOS_FS=y
   6.752 -CONFIG_VFAT_FS=y
   6.753 -# CONFIG_EFS_FS is not set
   6.754 -# CONFIG_JFFS_FS is not set
   6.755 -# CONFIG_JFFS2_FS is not set
   6.756 -# CONFIG_CRAMFS is not set
   6.757 -CONFIG_TMPFS=y
   6.758 -CONFIG_RAMFS=y
   6.759 -CONFIG_ISO9660_FS=y
   6.760 -CONFIG_JOLIET=y
   6.761 -CONFIG_ZISOFS=y
   6.762 -# CONFIG_JFS_FS is not set
   6.763 -# CONFIG_JFS_DEBUG is not set
   6.764 -# CONFIG_JFS_STATISTICS is not set
   6.765 -# CONFIG_MINIX_FS is not set
   6.766 -# CONFIG_VXFS_FS is not set
   6.767 -# CONFIG_NTFS_FS is not set
   6.768 -# CONFIG_NTFS_RW is not set
   6.769 -# CONFIG_HPFS_FS is not set
   6.770 -CONFIG_PROC_FS=y
   6.771 -# CONFIG_DEVFS_FS is not set
   6.772 -# CONFIG_DEVFS_MOUNT is not set
   6.773 -# CONFIG_DEVFS_DEBUG is not set
   6.774 -CONFIG_DEVPTS_FS=y
   6.775 -# CONFIG_QNX4FS_FS is not set
   6.776 -# CONFIG_QNX4FS_RW is not set
   6.777 -# CONFIG_ROMFS_FS is not set
   6.778 -CONFIG_EXT2_FS=y
   6.779 -# CONFIG_SYSV_FS is not set
   6.780 -# CONFIG_UDF_FS is not set
   6.781 -# CONFIG_UDF_RW is not set
   6.782 -# CONFIG_UFS_FS is not set
   6.783 -# CONFIG_UFS_FS_WRITE is not set
   6.784 -# CONFIG_XFS_FS is not set
   6.785 -# CONFIG_XFS_QUOTA is not set
   6.786 -# CONFIG_XFS_RT is not set
   6.787 -# CONFIG_XFS_TRACE is not set
   6.788 -# CONFIG_XFS_DEBUG is not set
   6.789 -
   6.790 -#
   6.791 -# Network File Systems
   6.792 -#
   6.793 -# CONFIG_CODA_FS is not set
   6.794 -# CONFIG_INTERMEZZO_FS is not set
   6.795 -CONFIG_NFS_FS=y
   6.796 -CONFIG_NFS_V3=y
   6.797 -# CONFIG_NFS_DIRECTIO is not set
   6.798 -CONFIG_ROOT_NFS=y
   6.799 -CONFIG_NFSD=y
   6.800 -CONFIG_NFSD_V3=y
   6.801 -# CONFIG_NFSD_TCP is not set
   6.802 -CONFIG_SUNRPC=y
   6.803 -CONFIG_LOCKD=y
   6.804 -CONFIG_LOCKD_V4=y
   6.805 -# CONFIG_SMB_FS is not set
   6.806 -# CONFIG_NCP_FS is not set
   6.807 -# CONFIG_NCPFS_PACKET_SIGNING is not set
   6.808 -# CONFIG_NCPFS_IOCTL_LOCKING is not set
   6.809 -# CONFIG_NCPFS_STRONG is not set
   6.810 -# CONFIG_NCPFS_NFS_NS is not set
   6.811 -# CONFIG_NCPFS_OS2_NS is not set
   6.812 -# CONFIG_NCPFS_SMALLDOS is not set
   6.813 -# CONFIG_NCPFS_NLS is not set
   6.814 -# CONFIG_NCPFS_EXTRAS is not set
   6.815 -CONFIG_ZISOFS_FS=y
   6.816 -
   6.817 -#
   6.818 -# Partition Types
   6.819 -#
   6.820 -CONFIG_PARTITION_ADVANCED=y
   6.821 -# CONFIG_ACORN_PARTITION is not set
   6.822 -# CONFIG_OSF_PARTITION is not set
   6.823 -# CONFIG_AMIGA_PARTITION is not set
   6.824 -# CONFIG_ATARI_PARTITION is not set
   6.825 -# CONFIG_MAC_PARTITION is not set
   6.826 -CONFIG_MSDOS_PARTITION=y
   6.827 -# CONFIG_BSD_DISKLABEL is not set
   6.828 -# CONFIG_MINIX_SUBPARTITION is not set
   6.829 -# CONFIG_SOLARIS_X86_PARTITION is not set
   6.830 -# CONFIG_UNIXWARE_DISKLABEL is not set
   6.831 -# CONFIG_LDM_PARTITION is not set
   6.832 -# CONFIG_SGI_PARTITION is not set
   6.833 -# CONFIG_ULTRIX_PARTITION is not set
   6.834 -# CONFIG_SUN_PARTITION is not set
   6.835 -# CONFIG_EFI_PARTITION is not set
   6.836 -# CONFIG_SMB_NLS is not set
   6.837 -CONFIG_NLS=y
   6.838 -
   6.839 -#
   6.840 -# Native Language Support
   6.841 -#
   6.842 -CONFIG_NLS_DEFAULT="iso8559-1"
   6.843 -# CONFIG_NLS_CODEPAGE_437 is not set
   6.844 -# CONFIG_NLS_CODEPAGE_737 is not set
   6.845 -# CONFIG_NLS_CODEPAGE_775 is not set
   6.846 -# CONFIG_NLS_CODEPAGE_850 is not set
   6.847 -# CONFIG_NLS_CODEPAGE_852 is not set
   6.848 -# CONFIG_NLS_CODEPAGE_855 is not set
   6.849 -# CONFIG_NLS_CODEPAGE_857 is not set
   6.850 -# CONFIG_NLS_CODEPAGE_860 is not set
   6.851 -# CONFIG_NLS_CODEPAGE_861 is not set
   6.852 -# CONFIG_NLS_CODEPAGE_862 is not set
   6.853 -# CONFIG_NLS_CODEPAGE_863 is not set
   6.854 -# CONFIG_NLS_CODEPAGE_864 is not set
   6.855 -# CONFIG_NLS_CODEPAGE_865 is not set
   6.856 -# CONFIG_NLS_CODEPAGE_866 is not set
   6.857 -# CONFIG_NLS_CODEPAGE_869 is not set
   6.858 -# CONFIG_NLS_CODEPAGE_936 is not set
   6.859 -# CONFIG_NLS_CODEPAGE_950 is not set
   6.860 -# CONFIG_NLS_CODEPAGE_932 is not set
   6.861 -# CONFIG_NLS_CODEPAGE_949 is not set
   6.862 -# CONFIG_NLS_CODEPAGE_874 is not set
   6.863 -# CONFIG_NLS_ISO8859_8 is not set
   6.864 -# CONFIG_NLS_CODEPAGE_1250 is not set
   6.865 -# CONFIG_NLS_CODEPAGE_1251 is not set
   6.866 -CONFIG_NLS_ISO8859_1=y
   6.867 -# CONFIG_NLS_ISO8859_2 is not set
   6.868 -# CONFIG_NLS_ISO8859_3 is not set
   6.869 -# CONFIG_NLS_ISO8859_4 is not set
   6.870 -# CONFIG_NLS_ISO8859_5 is not set
   6.871 -# CONFIG_NLS_ISO8859_6 is not set
   6.872 -# CONFIG_NLS_ISO8859_7 is not set
   6.873 -# CONFIG_NLS_ISO8859_9 is not set
   6.874 -# CONFIG_NLS_ISO8859_13 is not set
   6.875 -# CONFIG_NLS_ISO8859_14 is not set
   6.876 -# CONFIG_NLS_ISO8859_15 is not set
   6.877 -# CONFIG_NLS_KOI8_R is not set
   6.878 -# CONFIG_NLS_KOI8_U is not set
   6.879 -# CONFIG_NLS_UTF8 is not set
   6.880 -
   6.881 -#
   6.882 -# Console drivers
   6.883 -#
   6.884 -CONFIG_XEN_CONSOLE=y
   6.885 -CONFIG_VGA_CONSOLE=y
   6.886 -CONFIG_DUMMY_CONSOLE=y
   6.887 -# CONFIG_VIDEO_SELECT is not set
   6.888 -# CONFIG_MDA_CONSOLE is not set
   6.889 -
   6.890 -#
   6.891 -# Frame-buffer support
   6.892 -#
   6.893 -# CONFIG_FB is not set
   6.894 -
   6.895 -#
   6.896 -# Sound
   6.897 -#
   6.898 -# CONFIG_SOUND is not set
   6.899 -
   6.900 -#
   6.901 -# USB support
   6.902 -#
   6.903 -# CONFIG_USB is not set
   6.904 -
   6.905 -#
   6.906 -# Support for USB gadgets
   6.907 -#
   6.908 -# CONFIG_USB_GADGET is not set
   6.909 -
   6.910 -#
   6.911 -# Bluetooth support
   6.912 -#
   6.913 -# CONFIG_BLUEZ is not set
   6.914 -
   6.915 -#
   6.916 -# Kernel hacking
   6.917 -#
   6.918 -CONFIG_DEBUG_KERNEL=y
   6.919 -# CONFIG_DEBUG_STACKOVERFLOW is not set
   6.920 -# CONFIG_DEBUG_HIGHMEM is not set
   6.921 -# CONFIG_DEBUG_SLAB is not set
   6.922 -# CONFIG_DEBUG_IOVIRT is not set
   6.923 -# CONFIG_MAGIC_SYSRQ is not set
   6.924 -# CONFIG_DEBUG_SPINLOCK is not set
   6.925 -# CONFIG_DEBUG_BUGVERBOSE is not set
   6.926 -CONFIG_KALLSYMS=y
   6.927 -# CONFIG_FRAME_POINTER is not set
   6.928 -CONFIG_LOG_BUF_SHIFT=0
   6.929 -
   6.930 -#
   6.931 -# Cryptographic options
   6.932 -#
   6.933 -CONFIG_CRYPTO=y
   6.934 -CONFIG_CRYPTO_HMAC=y
   6.935 -CONFIG_CRYPTO_NULL=m
   6.936 -CONFIG_CRYPTO_MD4=m
   6.937 -CONFIG_CRYPTO_MD5=m
   6.938 -CONFIG_CRYPTO_SHA1=m
   6.939 -CONFIG_CRYPTO_SHA256=m
   6.940 -CONFIG_CRYPTO_SHA512=m
   6.941 -# CONFIG_CRYPTO_WP512 is not set
   6.942 -CONFIG_CRYPTO_DES=m
   6.943 -CONFIG_CRYPTO_BLOWFISH=m
   6.944 -CONFIG_CRYPTO_TWOFISH=m
   6.945 -CONFIG_CRYPTO_SERPENT=m
   6.946 -CONFIG_CRYPTO_AES=m
   6.947 -CONFIG_CRYPTO_CAST5=m
   6.948 -CONFIG_CRYPTO_CAST6=m
   6.949 -# CONFIG_CRYPTO_TEA is not set
   6.950 -# CONFIG_CRYPTO_KHAZAD is not set
   6.951 -# CONFIG_CRYPTO_ANUBIS is not set
   6.952 -CONFIG_CRYPTO_ARC4=m
   6.953 -CONFIG_CRYPTO_DEFLATE=m
   6.954 -# CONFIG_CRYPTO_MICHAEL_MIC is not set
   6.955 -# CONFIG_CRYPTO_TEST is not set
   6.956 -
   6.957 -#
   6.958 -# Library routines
   6.959 -#
   6.960 -# CONFIG_CRC32 is not set
   6.961 -CONFIG_ZLIB_INFLATE=y
   6.962 -CONFIG_ZLIB_DEFLATE=m
   6.963 -# CONFIG_FW_LOADER is not set
     7.1 --- a/linux-2.4.28-xen-sparse/arch/xen/defconfig-xenU	Thu Jan 20 22:18:00 2005 +0000
     7.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     7.3 @@ -1,564 +0,0 @@
     7.4 -#
     7.5 -# Automatically generated make config: don't edit
     7.6 -#
     7.7 -CONFIG_XEN=y
     7.8 -CONFIG_X86=y
     7.9 -CONFIG_ISA=y
    7.10 -# CONFIG_SBUS is not set
    7.11 -CONFIG_UID16=y
    7.12 -
    7.13 -#
    7.14 -# Xen
    7.15 -#
    7.16 -# CONFIG_XEN_PRIVILEGED_GUEST is not set
    7.17 -# CONFIG_XEN_PHYSDEV_ACCESS is not set
    7.18 -CONFIG_XEN_SCRUB_PAGES=y
    7.19 -CONFIG_XEN_NETDEV_FRONTEND=y
    7.20 -CONFIG_XEN_BLKDEV_FRONTEND=y
    7.21 -CONFIG_NO_IDLE_HZ=y
    7.22 -# CONFIG_FOREIGN_PAGES is not set
    7.23 -CONFIG_NETDEVICES=y
    7.24 -# CONFIG_VT is not set
    7.25 -
    7.26 -#
    7.27 -# Code maturity level options
    7.28 -#
    7.29 -CONFIG_EXPERIMENTAL=y
    7.30 -
    7.31 -#
    7.32 -# Loadable module support
    7.33 -#
    7.34 -CONFIG_MODULES=y
    7.35 -CONFIG_MODVERSIONS=y
    7.36 -CONFIG_KMOD=y
    7.37 -
    7.38 -#
    7.39 -# Processor type and features
    7.40 -#
    7.41 -CONFIG_M686=y
    7.42 -# CONFIG_MPENTIUMIII is not set
    7.43 -# CONFIG_MPENTIUM4 is not set
    7.44 -# CONFIG_MK7 is not set
    7.45 -# CONFIG_MK8 is not set
    7.46 -# CONFIG_MVIAC3_2 is not set
    7.47 -CONFIG_X86_WP_WORKS_OK=y
    7.48 -CONFIG_X86_INVLPG=y
    7.49 -CONFIG_X86_CMPXCHG=y
    7.50 -CONFIG_X86_XADD=y
    7.51 -CONFIG_X86_BSWAP=y
    7.52 -CONFIG_X86_POPAD_OK=y
    7.53 -# CONFIG_RWSEM_GENERIC_SPINLOCK is not set
    7.54 -CONFIG_RWSEM_XCHGADD_ALGORITHM=y
    7.55 -CONFIG_X86_GOOD_APIC=y
    7.56 -CONFIG_X86_PGE=y
    7.57 -CONFIG_X86_USE_PPRO_CHECKSUM=y
    7.58 -CONFIG_X86_TSC=y
    7.59 -CONFIG_X86_L1_CACHE_SHIFT=5
    7.60 -CONFIG_NOHIGHMEM=y
    7.61 -# CONFIG_HIGHMEM4G is not set
    7.62 -CONFIG_FORCE_MAX_ZONEORDER=11
    7.63 -
    7.64 -#
    7.65 -# General setup
    7.66 -#
    7.67 -CONFIG_NET=y
    7.68 -CONFIG_SYSVIPC=y
    7.69 -# CONFIG_BSD_PROCESS_ACCT is not set
    7.70 -CONFIG_SYSCTL=y
    7.71 -CONFIG_KCORE_ELF=y
    7.72 -# CONFIG_KCORE_AOUT is not set
    7.73 -CONFIG_BINFMT_AOUT=y
    7.74 -CONFIG_BINFMT_ELF=y
    7.75 -# CONFIG_BINFMT_MISC is not set
    7.76 -# CONFIG_OOM_KILLER is not set
    7.77 -
    7.78 -#
    7.79 -# Networking options
    7.80 -#
    7.81 -CONFIG_PACKET=y
    7.82 -CONFIG_PACKET_MMAP=y
    7.83 -# CONFIG_NETLINK_DEV is not set
    7.84 -CONFIG_NETFILTER=y
    7.85 -# CONFIG_NETFILTER_DEBUG is not set
    7.86 -CONFIG_FILTER=y
    7.87 -CONFIG_UNIX=y
    7.88 -CONFIG_INET=y
    7.89 -# CONFIG_IP_MULTICAST is not set
    7.90 -# CONFIG_IP_ADVANCED_ROUTER is not set
    7.91 -CONFIG_IP_PNP=y
    7.92 -CONFIG_IP_PNP_DHCP=y
    7.93 -# CONFIG_IP_PNP_BOOTP is not set
    7.94 -# CONFIG_IP_PNP_RARP is not set
    7.95 -# CONFIG_NET_IPIP is not set
    7.96 -# CONFIG_NET_IPGRE is not set
    7.97 -# CONFIG_ARPD is not set
    7.98 -# CONFIG_INET_ECN is not set
    7.99 -# CONFIG_SYN_COOKIES is not set
   7.100 -
   7.101 -#
   7.102 -#   IP: Netfilter Configuration
   7.103 -#
   7.104 -CONFIG_IP_NF_CONNTRACK=y
   7.105 -CONFIG_IP_NF_FTP=y
   7.106 -# CONFIG_IP_NF_AMANDA is not set
   7.107 -CONFIG_IP_NF_TFTP=y
   7.108 -CONFIG_IP_NF_IRC=y
   7.109 -# CONFIG_IP_NF_QUEUE is not set
   7.110 -CONFIG_IP_NF_IPTABLES=y
   7.111 -# CONFIG_IP_NF_MATCH_LIMIT is not set
   7.112 -# CONFIG_IP_NF_MATCH_MAC is not set
   7.113 -# CONFIG_IP_NF_MATCH_PKTTYPE is not set
   7.114 -# CONFIG_IP_NF_MATCH_MARK is not set
   7.115 -# CONFIG_IP_NF_MATCH_MULTIPORT is not set
   7.116 -# CONFIG_IP_NF_MATCH_TOS is not set
   7.117 -# CONFIG_IP_NF_MATCH_RECENT is not set
   7.118 -# CONFIG_IP_NF_MATCH_ECN is not set
   7.119 -# CONFIG_IP_NF_MATCH_DSCP is not set
   7.120 -# CONFIG_IP_NF_MATCH_AH_ESP is not set
   7.121 -# CONFIG_IP_NF_MATCH_LENGTH is not set
   7.122 -# CONFIG_IP_NF_MATCH_TTL is not set
   7.123 -# CONFIG_IP_NF_MATCH_TCPMSS is not set
   7.124 -# CONFIG_IP_NF_MATCH_HELPER is not set
   7.125 -CONFIG_IP_NF_MATCH_STATE=y
   7.126 -CONFIG_IP_NF_MATCH_CONNTRACK=y
   7.127 -# CONFIG_IP_NF_MATCH_UNCLEAN is not set
   7.128 -# CONFIG_IP_NF_MATCH_OWNER is not set
   7.129 -CONFIG_IP_NF_FILTER=y
   7.130 -CONFIG_IP_NF_TARGET_REJECT=y
   7.131 -# CONFIG_IP_NF_TARGET_MIRROR is not set
   7.132 -CONFIG_IP_NF_NAT=y
   7.133 -CONFIG_IP_NF_NAT_NEEDED=y
   7.134 -CONFIG_IP_NF_TARGET_MASQUERADE=y
   7.135 -CONFIG_IP_NF_TARGET_REDIRECT=y
   7.136 -# CONFIG_IP_NF_NAT_LOCAL is not set
   7.137 -# CONFIG_IP_NF_NAT_SNMP_BASIC is not set
   7.138 -CONFIG_IP_NF_NAT_IRC=y
   7.139 -CONFIG_IP_NF_NAT_FTP=y
   7.140 -CONFIG_IP_NF_NAT_TFTP=y
   7.141 -# CONFIG_IP_NF_MANGLE is not set
   7.142 -CONFIG_IP_NF_TARGET_LOG=y
   7.143 -CONFIG_IP_NF_TARGET_ULOG=y
   7.144 -# CONFIG_IP_NF_TARGET_TCPMSS is not set
   7.145 -# CONFIG_IP_NF_ARPTABLES is not set
   7.146 -
   7.147 -#
   7.148 -#   IP: Virtual Server Configuration
   7.149 -#
   7.150 -# CONFIG_IP_VS is not set
   7.151 -# CONFIG_IPV6 is not set
   7.152 -# CONFIG_KHTTPD is not set
   7.153 -
   7.154 -#
   7.155 -#    SCTP Configuration (EXPERIMENTAL)
   7.156 -#
   7.157 -# CONFIG_IP_SCTP is not set
   7.158 -# CONFIG_ATM is not set
   7.159 -CONFIG_VLAN_8021Q=y
   7.160 -
   7.161 -#
   7.162 -#  
   7.163 -#
   7.164 -# CONFIG_IPX is not set
   7.165 -# CONFIG_ATALK is not set
   7.166 -
   7.167 -#
   7.168 -# Appletalk devices
   7.169 -#
   7.170 -# CONFIG_DEV_APPLETALK is not set
   7.171 -# CONFIG_DECNET is not set
   7.172 -# CONFIG_BRIDGE is not set
   7.173 -# CONFIG_X25 is not set
   7.174 -# CONFIG_LAPB is not set
   7.175 -# CONFIG_LLC is not set
   7.176 -# CONFIG_NET_DIVERT is not set
   7.177 -# CONFIG_ECONET is not set
   7.178 -# CONFIG_WAN_ROUTER is not set
   7.179 -# CONFIG_NET_FASTROUTE is not set
   7.180 -# CONFIG_NET_HW_FLOWCONTROL is not set
   7.181 -
   7.182 -#
   7.183 -# QoS and/or fair queueing
   7.184 -#
   7.185 -# CONFIG_NET_SCHED is not set
   7.186 -
   7.187 -#
   7.188 -# Network testing
   7.189 -#
   7.190 -# CONFIG_NET_PKTGEN is not set
   7.191 -
   7.192 -#
   7.193 -# SCSI support
   7.194 -#
   7.195 -CONFIG_SCSI=y
   7.196 -
   7.197 -#
   7.198 -# SCSI support type (disk, tape, CD-ROM)
   7.199 -#
   7.200 -CONFIG_BLK_DEV_SD=y
   7.201 -CONFIG_SD_EXTRA_DEVS=40
   7.202 -# CONFIG_CHR_DEV_ST is not set
   7.203 -# CONFIG_CHR_DEV_OSST is not set
   7.204 -# CONFIG_BLK_DEV_SR is not set
   7.205 -CONFIG_CHR_DEV_SG=y
   7.206 -
   7.207 -#
   7.208 -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
   7.209 -#
   7.210 -# CONFIG_SCSI_DEBUG_QUEUES is not set
   7.211 -# CONFIG_SCSI_MULTI_LUN is not set
   7.212 -# CONFIG_SCSI_CONSTANTS is not set
   7.213 -# CONFIG_SCSI_LOGGING is not set
   7.214 -
   7.215 -#
   7.216 -# SCSI low-level drivers
   7.217 -#
   7.218 -# CONFIG_SCSI_7000FASST is not set
   7.219 -# CONFIG_SCSI_ACARD is not set
   7.220 -# CONFIG_SCSI_AHA152X is not set
   7.221 -# CONFIG_SCSI_AHA1542 is not set
   7.222 -# CONFIG_SCSI_AHA1740 is not set
   7.223 -# CONFIG_SCSI_AACRAID is not set
   7.224 -# CONFIG_SCSI_AIC7XXX is not set
   7.225 -# CONFIG_SCSI_AIC79XX is not set
   7.226 -# CONFIG_SCSI_AIC7XXX_OLD is not set
   7.227 -# CONFIG_SCSI_DPT_I2O is not set
   7.228 -# CONFIG_SCSI_ADVANSYS is not set
   7.229 -# CONFIG_SCSI_IN2000 is not set
   7.230 -# CONFIG_SCSI_AM53C974 is not set
   7.231 -# CONFIG_SCSI_MEGARAID is not set
   7.232 -# CONFIG_SCSI_MEGARAID2 is not set
   7.233 -# CONFIG_SCSI_SATA is not set
   7.234 -# CONFIG_SCSI_SATA_SVW is not set
   7.235 -# CONFIG_SCSI_ATA_PIIX is not set
   7.236 -# CONFIG_SCSI_SATA_NV is not set
   7.237 -# CONFIG_SCSI_SATA_PROMISE is not set
   7.238 -# CONFIG_SCSI_SATA_SX4 is not set
   7.239 -# CONFIG_SCSI_SATA_SIL is not set
   7.240 -# CONFIG_SCSI_SATA_SIS is not set
   7.241 -# CONFIG_SCSI_SATA_ULI is not set
   7.242 -# CONFIG_SCSI_SATA_VIA is not set
   7.243 -# CONFIG_SCSI_SATA_VITESSE is not set
   7.244 -# CONFIG_SCSI_BUSLOGIC is not set
   7.245 -# CONFIG_SCSI_DMX3191D is not set
   7.246 -# CONFIG_SCSI_DTC3280 is not set
   7.247 -# CONFIG_SCSI_EATA is not set
   7.248 -# CONFIG_SCSI_EATA_DMA is not set
   7.249 -# CONFIG_SCSI_EATA_PIO is not set
   7.250 -# CONFIG_SCSI_FUTURE_DOMAIN is not set
   7.251 -# CONFIG_SCSI_GDTH is not set
   7.252 -# CONFIG_SCSI_GENERIC_NCR5380 is not set
   7.253 -# CONFIG_SCSI_IPS is not set
   7.254 -# CONFIG_SCSI_INITIO is not set
   7.255 -# CONFIG_SCSI_INIA100 is not set
   7.256 -# CONFIG_SCSI_PPA is not set
   7.257 -# CONFIG_SCSI_IMM is not set
   7.258 -# CONFIG_SCSI_NCR53C406A is not set
   7.259 -# CONFIG_SCSI_NCR53C7xx is not set
   7.260 -# CONFIG_SCSI_PAS16 is not set
   7.261 -# CONFIG_SCSI_PCI2000 is not set
   7.262 -# CONFIG_SCSI_PCI2220I is not set
   7.263 -# CONFIG_SCSI_PSI240I is not set
   7.264 -# CONFIG_SCSI_QLOGIC_FAS is not set
   7.265 -# CONFIG_SCSI_SEAGATE is not set
   7.266 -# CONFIG_SCSI_SIM710 is not set
   7.267 -# CONFIG_SCSI_SYM53C416 is not set
   7.268 -# CONFIG_SCSI_T128 is not set
   7.269 -# CONFIG_SCSI_U14_34F is not set
   7.270 -# CONFIG_SCSI_ULTRASTOR is not set
   7.271 -# CONFIG_SCSI_NSP32 is not set
   7.272 -# CONFIG_SCSI_DEBUG is not set
   7.273 -
   7.274 -#
   7.275 -# Block devices
   7.276 -#
   7.277 -CONFIG_BLK_DEV_LOOP=y
   7.278 -CONFIG_BLK_DEV_NBD=y
   7.279 -CONFIG_BLK_DEV_RAM=y
   7.280 -CONFIG_BLK_DEV_RAM_SIZE=4096
   7.281 -CONFIG_BLK_DEV_INITRD=y
   7.282 -# CONFIG_BLK_STATS is not set
   7.283 -# CONFIG_BLK_DEV_HD is not set
   7.284 -
   7.285 -#
   7.286 -# Character devices
   7.287 -#
   7.288 -# CONFIG_VT is not set
   7.289 -# CONFIG_SERIAL is not set
   7.290 -# CONFIG_SERIAL_EXTENDED is not set
   7.291 -# CONFIG_SERIAL_NONSTANDARD is not set
   7.292 -CONFIG_UNIX98_PTYS=y
   7.293 -CONFIG_UNIX98_PTY_COUNT=256
   7.294 -# CONFIG_PRINTER is not set
   7.295 -# CONFIG_PPDEV is not set
   7.296 -# CONFIG_TIPAR is not set
   7.297 -
   7.298 -#
   7.299 -# I2C support
   7.300 -#
   7.301 -# CONFIG_I2C is not set
   7.302 -
   7.303 -#
   7.304 -# Mice
   7.305 -#
   7.306 -# CONFIG_BUSMOUSE is not set
   7.307 -CONFIG_MOUSE=y
   7.308 -CONFIG_PSMOUSE=y
   7.309 -# CONFIG_82C710_MOUSE is not set
   7.310 -# CONFIG_PC110_PAD is not set
   7.311 -# CONFIG_MK712_MOUSE is not set
   7.312 -
   7.313 -#
   7.314 -# Joysticks
   7.315 -#
   7.316 -# CONFIG_INPUT_GAMEPORT is not set
   7.317 -# CONFIG_INPUT_NS558 is not set
   7.318 -# CONFIG_INPUT_LIGHTNING is not set
   7.319 -# CONFIG_INPUT_PCIGAME is not set
   7.320 -# CONFIG_INPUT_CS461X is not set
   7.321 -# CONFIG_INPUT_EMU10K1 is not set
   7.322 -# CONFIG_INPUT_SERIO is not set
   7.323 -# CONFIG_INPUT_SERPORT is not set
   7.324 -
   7.325 -#
   7.326 -# Joysticks
   7.327 -#
   7.328 -# CONFIG_INPUT_ANALOG is not set
   7.329 -# CONFIG_INPUT_A3D is not set
   7.330 -# CONFIG_INPUT_ADI is not set
   7.331 -# CONFIG_INPUT_COBRA is not set
   7.332 -# CONFIG_INPUT_GF2K is not set
   7.333 -# CONFIG_INPUT_GRIP is not set
   7.334 -# CONFIG_INPUT_INTERACT is not set
   7.335 -# CONFIG_INPUT_TMDC is not set
   7.336 -# CONFIG_INPUT_SIDEWINDER is not set
   7.337 -# CONFIG_INPUT_IFORCE_USB is not set
   7.338 -# CONFIG_INPUT_IFORCE_232 is not set
   7.339 -# CONFIG_INPUT_WARRIOR is not set
   7.340 -# CONFIG_INPUT_MAGELLAN is not set
   7.341 -# CONFIG_INPUT_SPACEORB is not set
   7.342 -# CONFIG_INPUT_SPACEBALL is not set
   7.343 -# CONFIG_INPUT_STINGER is not set
   7.344 -# CONFIG_INPUT_DB9 is not set
   7.345 -# CONFIG_INPUT_GAMECON is not set
   7.346 -# CONFIG_INPUT_TURBOGRAFX is not set
   7.347 -# CONFIG_QIC02_TAPE is not set
   7.348 -# CONFIG_IPMI_HANDLER is not set
   7.349 -# CONFIG_IPMI_PANIC_EVENT is not set
   7.350 -# CONFIG_IPMI_DEVICE_INTERFACE is not set
   7.351 -# CONFIG_IPMI_KCS is not set
   7.352 -# CONFIG_IPMI_WATCHDOG is not set
   7.353 -
   7.354 -#
   7.355 -# Watchdog Cards
   7.356 -#
   7.357 -# CONFIG_WATCHDOG is not set
   7.358 -# CONFIG_SCx200 is not set
   7.359 -# CONFIG_SCx200_GPIO is not set
   7.360 -# CONFIG_AMD_RNG is not set
   7.361 -# CONFIG_INTEL_RNG is not set
   7.362 -# CONFIG_HW_RANDOM is not set
   7.363 -# CONFIG_AMD_PM768 is not set
   7.364 -# CONFIG_NVRAM is not set
   7.365 -# CONFIG_RTC is not set
   7.366 -# CONFIG_DTLK is not set
   7.367 -# CONFIG_R3964 is not set
   7.368 -# CONFIG_APPLICOM is not set
   7.369 -# CONFIG_SONYPI is not set
   7.370 -
   7.371 -#
   7.372 -# Ftape, the floppy tape device driver
   7.373 -#
   7.374 -# CONFIG_FTAPE is not set
   7.375 -# CONFIG_AGP is not set
   7.376 -
   7.377 -#
   7.378 -# Direct Rendering Manager (XFree86 DRI support)
   7.379 -#
   7.380 -# CONFIG_DRM is not set
   7.381 -# CONFIG_MWAVE is not set
   7.382 -# CONFIG_OBMOUSE is not set
   7.383 -
   7.384 -#
   7.385 -# File systems
   7.386 -#
   7.387 -# CONFIG_QUOTA is not set
   7.388 -# CONFIG_QFMT_V2 is not set
   7.389 -CONFIG_AUTOFS_FS=y
   7.390 -CONFIG_AUTOFS4_FS=y
   7.391 -# CONFIG_REISERFS_FS is not set
   7.392 -# CONFIG_REISERFS_CHECK is not set
   7.393 -# CONFIG_REISERFS_PROC_INFO is not set
   7.394 -# CONFIG_ADFS_FS is not set
   7.395 -# CONFIG_ADFS_FS_RW is not set
   7.396 -# CONFIG_AFFS_FS is not set
   7.397 -# CONFIG_HFS_FS is not set
   7.398 -# CONFIG_HFSPLUS_FS is not set
   7.399 -# CONFIG_BEFS_FS is not set
   7.400 -# CONFIG_BEFS_DEBUG is not set
   7.401 -# CONFIG_BFS_FS is not set
   7.402 -CONFIG_EXT3_FS=y
   7.403 -CONFIG_JBD=y
   7.404 -# CONFIG_JBD_DEBUG is not set
   7.405 -CONFIG_FAT_FS=y
   7.406 -CONFIG_MSDOS_FS=y
   7.407 -CONFIG_UMSDOS_FS=y
   7.408 -CONFIG_VFAT_FS=y
   7.409 -# CONFIG_EFS_FS is not set
   7.410 -# CONFIG_JFFS_FS is not set
   7.411 -# CONFIG_JFFS2_FS is not set
   7.412 -# CONFIG_CRAMFS is not set
   7.413 -CONFIG_TMPFS=y
   7.414 -CONFIG_RAMFS=y
   7.415 -CONFIG_ISO9660_FS=y
   7.416 -CONFIG_JOLIET=y
   7.417 -CONFIG_ZISOFS=y
   7.418 -# CONFIG_JFS_FS is not set
   7.419 -# CONFIG_JFS_DEBUG is not set
   7.420 -# CONFIG_JFS_STATISTICS is not set
   7.421 -# CONFIG_MINIX_FS is not set
   7.422 -# CONFIG_VXFS_FS is not set
   7.423 -# CONFIG_NTFS_FS is not set
   7.424 -# CONFIG_NTFS_RW is not set
   7.425 -# CONFIG_HPFS_FS is not set
   7.426 -CONFIG_PROC_FS=y
   7.427 -# CONFIG_DEVFS_FS is not set
   7.428 -# CONFIG_DEVFS_MOUNT is not set
   7.429 -# CONFIG_DEVFS_DEBUG is not set
   7.430 -CONFIG_DEVPTS_FS=y
   7.431 -# CONFIG_QNX4FS_FS is not set
   7.432 -# CONFIG_QNX4FS_RW is not set
   7.433 -# CONFIG_ROMFS_FS is not set
   7.434 -CONFIG_EXT2_FS=y
   7.435 -# CONFIG_SYSV_FS is not set
   7.436 -# CONFIG_UDF_FS is not set
   7.437 -# CONFIG_UDF_RW is not set
   7.438 -# CONFIG_UFS_FS is not set
   7.439 -# CONFIG_UFS_FS_WRITE is not set
   7.440 -# CONFIG_XFS_FS is not set
   7.441 -# CONFIG_XFS_QUOTA is not set
   7.442 -# CONFIG_XFS_RT is not set
   7.443 -# CONFIG_XFS_TRACE is not set
   7.444 -# CONFIG_XFS_DEBUG is not set
   7.445 -
   7.446 -#
   7.447 -# Network File Systems
   7.448 -#
   7.449 -# CONFIG_CODA_FS is not set
   7.450 -# CONFIG_INTERMEZZO_FS is not set
   7.451 -CONFIG_NFS_FS=y
   7.452 -CONFIG_NFS_V3=y
   7.453 -# CONFIG_NFS_DIRECTIO is not set
   7.454 -CONFIG_ROOT_NFS=y
   7.455 -CONFIG_NFSD=y
   7.456 -CONFIG_NFSD_V3=y
   7.457 -# CONFIG_NFSD_TCP is not set
   7.458 -CONFIG_SUNRPC=y
   7.459 -CONFIG_LOCKD=y
   7.460 -CONFIG_LOCKD_V4=y
   7.461 -# CONFIG_SMB_FS is not set
   7.462 -# CONFIG_NCP_FS is not set
   7.463 -# CONFIG_NCPFS_PACKET_SIGNING is not set
   7.464 -# CONFIG_NCPFS_IOCTL_LOCKING is not set
   7.465 -# CONFIG_NCPFS_STRONG is not set
   7.466 -# CONFIG_NCPFS_NFS_NS is not set
   7.467 -# CONFIG_NCPFS_OS2_NS is not set
   7.468 -# CONFIG_NCPFS_SMALLDOS is not set
   7.469 -# CONFIG_NCPFS_NLS is not set
   7.470 -# CONFIG_NCPFS_EXTRAS is not set
   7.471 -CONFIG_ZISOFS_FS=y
   7.472 -
   7.473 -#
   7.474 -# Partition Types
   7.475 -#
   7.476 -CONFIG_PARTITION_ADVANCED=y
   7.477 -# CONFIG_ACORN_PARTITION is not set
   7.478 -# CONFIG_OSF_PARTITION is not set
   7.479 -# CONFIG_AMIGA_PARTITION is not set
   7.480 -# CONFIG_ATARI_PARTITION is not set
   7.481 -# CONFIG_MAC_PARTITION is not set
   7.482 -CONFIG_MSDOS_PARTITION=y
   7.483 -# CONFIG_BSD_DISKLABEL is not set
   7.484 -# CONFIG_MINIX_SUBPARTITION is not set
   7.485 -# CONFIG_SOLARIS_X86_PARTITION is not set
   7.486 -# CONFIG_UNIXWARE_DISKLABEL is not set
   7.487 -# CONFIG_LDM_PARTITION is not set
   7.488 -# CONFIG_SGI_PARTITION is not set
   7.489 -# CONFIG_ULTRIX_PARTITION is not set
   7.490 -# CONFIG_SUN_PARTITION is not set
   7.491 -# CONFIG_EFI_PARTITION is not set
   7.492 -# CONFIG_SMB_NLS is not set
   7.493 -CONFIG_NLS=y
   7.494 -
   7.495 -#
   7.496 -# Native Language Support
   7.497 -#
   7.498 -CONFIG_NLS_DEFAULT="iso8559-1"
   7.499 -# CONFIG_NLS_CODEPAGE_437 is not set
   7.500 -# CONFIG_NLS_CODEPAGE_737 is not set
   7.501 -# CONFIG_NLS_CODEPAGE_775 is not set
   7.502 -# CONFIG_NLS_CODEPAGE_850 is not set
   7.503 -# CONFIG_NLS_CODEPAGE_852 is not set
   7.504 -# CONFIG_NLS_CODEPAGE_855 is not set
   7.505 -# CONFIG_NLS_CODEPAGE_857 is not set
   7.506 -# CONFIG_NLS_CODEPAGE_860 is not set
   7.507 -# CONFIG_NLS_CODEPAGE_861 is not set
   7.508 -# CONFIG_NLS_CODEPAGE_862 is not set
   7.509 -# CONFIG_NLS_CODEPAGE_863 is not set
   7.510 -# CONFIG_NLS_CODEPAGE_864 is not set
   7.511 -# CONFIG_NLS_CODEPAGE_865 is not set
   7.512 -# CONFIG_NLS_CODEPAGE_866 is not set
   7.513 -# CONFIG_NLS_CODEPAGE_869 is not set
   7.514 -# CONFIG_NLS_CODEPAGE_936 is not set
   7.515 -# CONFIG_NLS_CODEPAGE_950 is not set
   7.516 -# CONFIG_NLS_CODEPAGE_932 is not set
   7.517 -# CONFIG_NLS_CODEPAGE_949 is not set
   7.518 -# CONFIG_NLS_CODEPAGE_874 is not set
   7.519 -# CONFIG_NLS_ISO8859_8 is not set
   7.520 -# CONFIG_NLS_CODEPAGE_1250 is not set
   7.521 -# CONFIG_NLS_CODEPAGE_1251 is not set
   7.522 -CONFIG_NLS_ISO8859_1=y
   7.523 -# CONFIG_NLS_ISO8859_2 is not set
   7.524 -# CONFIG_NLS_ISO8859_3 is not set
   7.525 -# CONFIG_NLS_ISO8859_4 is not set
   7.526 -# CONFIG_NLS_ISO8859_5 is not set
   7.527 -# CONFIG_NLS_ISO8859_6 is not set
   7.528 -# CONFIG_NLS_ISO8859_7 is not set
   7.529 -# CONFIG_NLS_ISO8859_9 is not set
   7.530 -# CONFIG_NLS_ISO8859_13 is not set
   7.531 -# CONFIG_NLS_ISO8859_14 is not set
   7.532 -# CONFIG_NLS_ISO8859_15 is not set
   7.533 -# CONFIG_NLS_KOI8_R is not set
   7.534 -# CONFIG_NLS_KOI8_U is not set
   7.535 -# CONFIG_NLS_UTF8 is not set
   7.536 -
   7.537 -#
   7.538 -# Console drivers
   7.539 -#
   7.540 -CONFIG_XEN_CONSOLE=y
   7.541 -
   7.542 -#
   7.543 -# Kernel hacking
   7.544 -#
   7.545 -CONFIG_DEBUG_KERNEL=y
   7.546 -# CONFIG_DEBUG_STACKOVERFLOW is not set
   7.547 -# CONFIG_DEBUG_HIGHMEM is not set
   7.548 -# CONFIG_DEBUG_SLAB is not set
   7.549 -# CONFIG_DEBUG_IOVIRT is not set
   7.550 -# CONFIG_MAGIC_SYSRQ is not set
   7.551 -# CONFIG_DEBUG_SPINLOCK is not set
   7.552 -# CONFIG_DEBUG_BUGVERBOSE is not set
   7.553 -CONFIG_KALLSYMS=y
   7.554 -# CONFIG_FRAME_POINTER is not set
   7.555 -CONFIG_LOG_BUF_SHIFT=0
   7.556 -
   7.557 -#
   7.558 -# Cryptographic options
   7.559 -#
   7.560 -# CONFIG_CRYPTO is not set
   7.561 -
   7.562 -#
   7.563 -# Library routines
   7.564 -#
   7.565 -# CONFIG_CRC32 is not set
   7.566 -CONFIG_ZLIB_INFLATE=y
   7.567 -# CONFIG_ZLIB_DEFLATE is not set
     8.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/balloon/Makefile	Thu Jan 20 22:18:00 2005 +0000
     8.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     8.3 @@ -1,4 +0,0 @@
     8.4 -O_TARGET := drv.o
     8.5 -export-objs := balloon.o
     8.6 -obj-y := balloon.o
     8.7 -include $(TOPDIR)/Rules.make
     9.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/Makefile	Thu Jan 20 22:18:00 2005 +0000
     9.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     9.3 @@ -1,10 +0,0 @@
     9.4 -
     9.5 -O_TARGET := drv.o
     9.6 -
     9.7 -subdir-$(CONFIG_XEN_BLKDEV_FRONTEND) += frontend
     9.8 -obj-$(CONFIG_XEN_BLKDEV_FRONTEND)    += frontend/drv.o
     9.9 -
    9.10 -subdir-$(CONFIG_XEN_PHYSDEV_ACCESS) += backend
    9.11 -obj-$(CONFIG_XEN_PHYSDEV_ACCESS)    += backend/drv.o
    9.12 -
    9.13 -include $(TOPDIR)/Rules.make
    10.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/backend/Makefile	Thu Jan 20 22:18:00 2005 +0000
    10.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    10.3 @@ -1,3 +0,0 @@
    10.4 -O_TARGET := drv.o
    10.5 -obj-y := main.o control.o interface.o vbd.o
    10.6 -include $(TOPDIR)/Rules.make
    11.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/frontend/Makefile	Thu Jan 20 22:18:00 2005 +0000
    11.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    11.3 @@ -1,3 +0,0 @@
    11.4 -O_TARGET := drv.o
    11.5 -obj-y := blkfront.o vbd.o
    11.6 -include $(TOPDIR)/Rules.make
    12.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/frontend/common.h	Thu Jan 20 22:18:00 2005 +0000
    12.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    12.3 @@ -1,79 +0,0 @@
    12.4 -/******************************************************************************
    12.5 - * arch/xen/drivers/blkif/frontend/common.h
    12.6 - * 
    12.7 - * Shared definitions between all levels of XenoLinux Virtual block devices.
    12.8 - */
    12.9 -
   12.10 -#ifndef __XEN_DRIVERS_COMMON_H__
   12.11 -#define __XEN_DRIVERS_COMMON_H__
   12.12 -
   12.13 -#include <linux/config.h>
   12.14 -#include <linux/module.h>
   12.15 -#include <linux/kernel.h>
   12.16 -#include <linux/sched.h>
   12.17 -#include <linux/slab.h>
   12.18 -#include <linux/string.h>
   12.19 -#include <linux/errno.h>
   12.20 -#include <linux/fs.h>
   12.21 -#include <linux/hdreg.h>
   12.22 -#include <linux/blkdev.h>
   12.23 -#include <linux/major.h>
   12.24 -#include <asm-xen/xen-public/xen.h>
   12.25 -#include <asm/io.h>
   12.26 -#include <asm/atomic.h>
   12.27 -#include <asm/uaccess.h>
   12.28 -#include <asm-xen/xen-public/io/blkif.h>
   12.29 -
   12.30 -#if 0
   12.31 -#define DPRINTK(_f, _a...) printk ( KERN_ALERT _f , ## _a )
   12.32 -#else
   12.33 -#define DPRINTK(_f, _a...) ((void)0)
   12.34 -#endif
   12.35 -
   12.36 -#if 0
   12.37 -#define DPRINTK_IOCTL(_f, _a...) printk ( KERN_ALERT _f , ## _a )
   12.38 -#else
   12.39 -#define DPRINTK_IOCTL(_f, _a...) ((void)0)
   12.40 -#endif
   12.41 -
   12.42 -/* Private gendisk->flags[] values. */
   12.43 -#define GENHD_FL_XEN        2 /* Is unit a Xen block device?  */
   12.44 -#define GENHD_FL_VIRT_PARTNS 4 /* Are unit partitions virtual? */
   12.45 -
   12.46 -/*
   12.47 - * We have one of these per vbd, whether ide, scsi or 'other'.
   12.48 - * They hang in an array off the gendisk structure. We may end up putting
   12.49 - * all kinds of interesting stuff here :-)
   12.50 - */
   12.51 -typedef struct xl_disk {
   12.52 -    int usage;
   12.53 -} xl_disk_t;
   12.54 -
   12.55 -extern int blkif_open(struct inode *inode, struct file *filep);
   12.56 -extern int blkif_release(struct inode *inode, struct file *filep);
   12.57 -extern int blkif_ioctl(struct inode *inode, struct file *filep,
   12.58 -                                 unsigned command, unsigned long argument);
   12.59 -extern int blkif_check(kdev_t dev);
   12.60 -extern int blkif_revalidate(kdev_t dev);
   12.61 -extern void blkif_control_send(blkif_request_t *req, blkif_response_t *rsp);
   12.62 -extern void do_blkif_request (request_queue_t *rq); 
   12.63 -
   12.64 -extern void xlvbd_update_vbds(void);
   12.65 -
   12.66 -static inline xl_disk_t *xldev_to_xldisk(kdev_t xldev)
   12.67 -{
   12.68 -    struct gendisk *gd = get_gendisk(xldev);
   12.69 -    
   12.70 -    if ( gd == NULL ) 
   12.71 -        return NULL;
   12.72 -    
   12.73 -    return (xl_disk_t *)gd->real_devices + 
   12.74 -        (MINOR(xldev) >> gd->minor_shift);
   12.75 -}
   12.76 -
   12.77 -
   12.78 -/* Virtual block-device subsystem. */
   12.79 -extern int  xlvbd_init(void);
   12.80 -extern void xlvbd_cleanup(void); 
   12.81 -
   12.82 -#endif /* __XEN_DRIVERS_COMMON_H__ */
    13.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/blkif/frontend/vbd.c	Thu Jan 20 22:18:00 2005 +0000
    13.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    13.3 @@ -1,561 +0,0 @@
    13.4 -/******************************************************************************
    13.5 - * arch/xen/drivers/blkif/frontend/vbd.c
    13.6 - * 
    13.7 - * Xenolinux virtual block-device driver.
    13.8 - * 
    13.9 - * Copyright (c) 2003-2004, Keir Fraser & Steve Hand
   13.10 - * Modifications by Mark A. Williamson are (c) Intel Research Cambridge
   13.11 - */
   13.12 -
   13.13 -#include "common.h"
   13.14 -#include <linux/blk.h>
   13.15 -
   13.16 -/*
   13.17 - * For convenience we distinguish between ide, scsi and 'other' (i.e.
   13.18 - * potentially combinations of the two) in the naming scheme and in a few 
   13.19 - * other places (like default readahead, etc).
   13.20 - */
   13.21 -#define XLIDE_MAJOR_NAME  "hd"
   13.22 -#define XLSCSI_MAJOR_NAME "sd"
   13.23 -#define XLVBD_MAJOR_NAME "xvd"
   13.24 -
   13.25 -#define XLIDE_DEVS_PER_MAJOR   2
   13.26 -#define XLSCSI_DEVS_PER_MAJOR 16
   13.27 -#define XLVBD_DEVS_PER_MAJOR  16
   13.28 -
   13.29 -#define XLIDE_PARTN_SHIFT  6    /* amount to shift minor to get 'real' minor */
   13.30 -#define XLIDE_MAX_PART    (1 << XLIDE_PARTN_SHIFT)     /* minors per ide vbd */
   13.31 -
   13.32 -#define XLSCSI_PARTN_SHIFT 4    /* amount to shift minor to get 'real' minor */
   13.33 -#define XLSCSI_MAX_PART   (1 << XLSCSI_PARTN_SHIFT)   /* minors per scsi vbd */
   13.34 -
   13.35 -#define XLVBD_PARTN_SHIFT  4    /* amount to shift minor to get 'real' minor */
   13.36 -#define XLVBD_MAX_PART    (1 << XLVBD_PARTN_SHIFT) /* minors per 'other' vbd */
   13.37 -
   13.38 -/* The below are for the generic drivers/block/ll_rw_block.c code. */
   13.39 -static int xlide_blksize_size[256];
   13.40 -static int xlide_hardsect_size[256];
   13.41 -static int xlide_max_sectors[256];
   13.42 -static int xlscsi_blksize_size[256];
   13.43 -static int xlscsi_hardsect_size[256];
   13.44 -static int xlscsi_max_sectors[256];
   13.45 -static int xlvbd_blksize_size[256];
   13.46 -static int xlvbd_hardsect_size[256];
   13.47 -static int xlvbd_max_sectors[256];
   13.48 -
   13.49 -/* Information about our VBDs. */
   13.50 -#define MAX_VBDS 64
   13.51 -static int nr_vbds;
   13.52 -static vdisk_t *vbd_info;
   13.53 -
   13.54 -static struct block_device_operations xlvbd_block_fops = 
   13.55 -{
   13.56 -    open:               blkif_open,
   13.57 -    release:            blkif_release,
   13.58 -    ioctl:              blkif_ioctl,
   13.59 -    check_media_change: blkif_check,
   13.60 -    revalidate:         blkif_revalidate,
   13.61 -};
   13.62 -
   13.63 -static int xlvbd_get_vbd_info(vdisk_t *disk_info)
   13.64 -{
   13.65 -    vdisk_t         *buf = (vdisk_t *)__get_free_page(GFP_KERNEL);
   13.66 -    blkif_request_t  req;
   13.67 -    blkif_response_t rsp;
   13.68 -    int              nr;
   13.69 -
   13.70 -    memset(&req, 0, sizeof(req));
   13.71 -    req.operation   = BLKIF_OP_PROBE;
   13.72 -    req.nr_segments = 1;
   13.73 -    req.frame_and_sects[0] = virt_to_machine(buf) | 7;
   13.74 -
   13.75 -    blkif_control_send(&req, &rsp);
   13.76 -
   13.77 -    if ( rsp.status <= 0 )
   13.78 -    {
   13.79 -        printk(KERN_ALERT "Could not probe disks (%d)\n", rsp.status);
   13.80 -        return -1;
   13.81 -    }
   13.82 -
   13.83 -    if ( (nr = rsp.status) > MAX_VBDS )
   13.84 -         nr = MAX_VBDS;
   13.85 -    memcpy(disk_info, buf, nr * sizeof(vdisk_t));
   13.86 -
   13.87 -    return nr;
   13.88 -}
   13.89 -
   13.90 -/*
   13.91 - * xlvbd_init_device - initialise a VBD device
   13.92 - * @disk:              a vdisk_t describing the VBD
   13.93 - *
   13.94 - * Takes a vdisk_t * that describes a VBD the domain has access to.
   13.95 - * Performs appropriate initialisation and registration of the device.
   13.96 - *
   13.97 - * Care needs to be taken when making re-entrant calls to ensure that
   13.98 - * corruption does not occur.  Also, devices that are in use should not have
   13.99 - * their details updated.  This is the caller's responsibility.
  13.100 - */
  13.101 -static int xlvbd_init_device(vdisk_t *xd)
  13.102 -{
  13.103 -    int device = xd->device;
  13.104 -    int major  = MAJOR(device); 
  13.105 -    int minor  = MINOR(device);
  13.106 -    int is_ide = IDE_DISK_MAJOR(major);  /* is this an ide device? */
  13.107 -    int is_scsi= SCSI_BLK_MAJOR(major);  /* is this a scsi device? */
  13.108 -    char *major_name;
  13.109 -    struct gendisk *gd;
  13.110 -    struct block_device *bd;
  13.111 -    xl_disk_t *disk;
  13.112 -    int i, rc = 0, max_part, partno;
  13.113 -    unsigned long capacity;
  13.114 -
  13.115 -    unsigned char buf[64];
  13.116 -
  13.117 -    if ( (bd = bdget(device)) == NULL )
  13.118 -        return -1;
  13.119 -
  13.120 -    /*
  13.121 -     * Update of partition info, and check of usage count, is protected
  13.122 -     * by the per-block-device semaphore.
  13.123 -     */
  13.124 -    down(&bd->bd_sem);
  13.125 -
  13.126 -    if ( ((disk = xldev_to_xldisk(device)) != NULL) && (disk->usage != 0) )
  13.127 -    {
  13.128 -        printk(KERN_ALERT "VBD update failed - in use [dev=%x]\n", device);
  13.129 -        rc = -1;
  13.130 -        goto out;
  13.131 -    }
  13.132 -
  13.133 -    if ( is_ide ) {
  13.134 -
  13.135 -	major_name = XLIDE_MAJOR_NAME; 
  13.136 -	max_part   = XLIDE_MAX_PART;
  13.137 -
  13.138 -    } else if ( is_scsi ) {
  13.139 -
  13.140 -	major_name = XLSCSI_MAJOR_NAME;
  13.141 -	max_part   = XLSCSI_MAX_PART;
  13.142 -
  13.143 -    } else if (VDISK_VIRTUAL(xd->info)) {
  13.144 -
  13.145 -	major_name = XLVBD_MAJOR_NAME;
  13.146 -	max_part   = XLVBD_MAX_PART;
  13.147 -
  13.148 -    } else { 
  13.149 -
  13.150 -        /* SMH: hmm - probably a CCISS driver or sim; assume CCISS for now */
  13.151 -	printk(KERN_ALERT "Assuming device %02x:%02x is CCISS/SCSI\n", 
  13.152 -	       major, minor);
  13.153 -	is_scsi    = 1; 
  13.154 -	major_name = "cciss"; 
  13.155 -	max_part   = XLSCSI_MAX_PART;
  13.156 -
  13.157 -    }
  13.158 -    
  13.159 -    partno = minor & (max_part - 1); 
  13.160 -    
  13.161 -    if ( (gd = get_gendisk(device)) == NULL )
  13.162 -    {
  13.163 -        rc = register_blkdev(major, major_name, &xlvbd_block_fops);
  13.164 -        if ( rc < 0 )
  13.165 -        {
  13.166 -            printk(KERN_ALERT "XL VBD: can't get major %d\n", major);
  13.167 -            goto out;
  13.168 -        }
  13.169 -
  13.170 -        if ( is_ide )
  13.171 -        { 
  13.172 -            blksize_size[major]  = xlide_blksize_size;
  13.173 -            hardsect_size[major] = xlide_hardsect_size;
  13.174 -            max_sectors[major]   = xlide_max_sectors;
  13.175 -            read_ahead[major]    = 8; /* from drivers/ide/ide-probe.c */
  13.176 -        } 
  13.177 -        else if ( is_scsi )
  13.178 -        { 
  13.179 -            blksize_size[major]  = xlscsi_blksize_size;
  13.180 -            hardsect_size[major] = xlscsi_hardsect_size;
  13.181 -            max_sectors[major]   = xlscsi_max_sectors;
  13.182 -            read_ahead[major]    = 0; /* XXX 8; -- guessing */
  13.183 -        }
  13.184 -        else
  13.185 -        { 
  13.186 -            blksize_size[major]  = xlvbd_blksize_size;
  13.187 -            hardsect_size[major] = xlvbd_hardsect_size;
  13.188 -            max_sectors[major]   = xlvbd_max_sectors;
  13.189 -            read_ahead[major]    = 8;
  13.190 -        }
  13.191 -
  13.192 -        blk_init_queue(BLK_DEFAULT_QUEUE(major), do_blkif_request);
  13.193 -
  13.194 -        /*
  13.195 -         * Turn off barking 'headactive' mode. We dequeue buffer heads as
  13.196 -         * soon as we pass them to the back-end driver.
  13.197 -         */
  13.198 -        blk_queue_headactive(BLK_DEFAULT_QUEUE(major), 0);
  13.199 -
  13.200 -        /* Construct an appropriate gendisk structure. */
  13.201 -        gd             = kmalloc(sizeof(struct gendisk), GFP_KERNEL);
  13.202 -        gd->major      = major;
  13.203 -        gd->major_name = major_name; 
  13.204 -    
  13.205 -        gd->max_p      = max_part; 
  13.206 -        if ( is_ide )
  13.207 -        { 
  13.208 -            gd->minor_shift  = XLIDE_PARTN_SHIFT; 
  13.209 -            gd->nr_real      = XLIDE_DEVS_PER_MAJOR; 
  13.210 -        } 
  13.211 -        else if ( is_scsi )
  13.212 -        { 
  13.213 -            gd->minor_shift  = XLSCSI_PARTN_SHIFT; 
  13.214 -            gd->nr_real      = XLSCSI_DEVS_PER_MAJOR; 
  13.215 -        }
  13.216 -        else
  13.217 -        { 
  13.218 -            gd->minor_shift  = XLVBD_PARTN_SHIFT; 
  13.219 -            gd->nr_real      = XLVBD_DEVS_PER_MAJOR; 
  13.220 -        }
  13.221 -
  13.222 -        /* 
  13.223 -        ** The sizes[] and part[] arrays hold the sizes and other 
  13.224 -        ** information about every partition with this 'major' (i.e. 
  13.225 -        ** every disk sharing the 8 bit prefix * max partns per disk) 
  13.226 -        */
  13.227 -        gd->sizes = kmalloc(max_part*gd->nr_real*sizeof(int), GFP_KERNEL);
  13.228 -        gd->part  = kmalloc(max_part*gd->nr_real*sizeof(struct hd_struct), 
  13.229 -                            GFP_KERNEL);
  13.230 -        memset(gd->sizes, 0, max_part * gd->nr_real * sizeof(int));
  13.231 -        memset(gd->part,  0, max_part * gd->nr_real 
  13.232 -               * sizeof(struct hd_struct));
  13.233 -
  13.234 -
  13.235 -        gd->real_devices = kmalloc(gd->nr_real * sizeof(xl_disk_t), 
  13.236 -                                   GFP_KERNEL);
  13.237 -        memset(gd->real_devices, 0, gd->nr_real * sizeof(xl_disk_t));
  13.238 -
  13.239 -        gd->next   = NULL;            
  13.240 -        gd->fops   = &xlvbd_block_fops;
  13.241 -
  13.242 -        gd->de_arr = kmalloc(gd->nr_real * sizeof(*gd->de_arr), 
  13.243 -                             GFP_KERNEL);
  13.244 -        gd->flags  = kmalloc(gd->nr_real * sizeof(*gd->flags), GFP_KERNEL);
  13.245 -    
  13.246 -        memset(gd->de_arr, 0, gd->nr_real * sizeof(*gd->de_arr));
  13.247 -        memset(gd->flags, 0, gd->nr_real *  sizeof(*gd->flags));
  13.248 -
  13.249 -        add_gendisk(gd);
  13.250 -
  13.251 -        blk_size[major] = gd->sizes;
  13.252 -    }
  13.253 -
  13.254 -    if ( VDISK_READONLY(xd->info) )
  13.255 -        set_device_ro(device, 1); 
  13.256 -
  13.257 -    gd->flags[minor >> gd->minor_shift] |= GENHD_FL_XEN;
  13.258 -
  13.259 -    /* NB. Linux 2.4 only handles 32-bit sector offsets and capacities. */
  13.260 -    capacity = (unsigned long)xd->capacity;
  13.261 -
  13.262 -    if ( partno != 0 )
  13.263 -    {
  13.264 -        /*
  13.265 -         * If this was previously set up as a real disc we will have set 
  13.266 -         * up partition-table information. Virtual partitions override 
  13.267 -         * 'real' partitions, and the two cannot coexist on a device.
  13.268 -         */
  13.269 -        if ( !(gd->flags[minor >> gd->minor_shift] & GENHD_FL_VIRT_PARTNS) &&
  13.270 -             (gd->sizes[minor & ~(max_part-1)] != 0) )
  13.271 -        {
  13.272 -            /*
  13.273 -             * Any non-zero sub-partition entries must be cleaned out before
  13.274 -             * installing 'virtual' partition entries. The two types cannot
  13.275 -             * coexist, and virtual partitions are favoured.
  13.276 -             */
  13.277 -            kdev_t dev = device & ~(max_part-1);
  13.278 -            for ( i = max_part - 1; i > 0; i-- )
  13.279 -            {
  13.280 -                invalidate_device(dev+i, 1);
  13.281 -                gd->part[MINOR(dev+i)].start_sect = 0;
  13.282 -                gd->part[MINOR(dev+i)].nr_sects   = 0;
  13.283 -                gd->sizes[MINOR(dev+i)]           = 0;
  13.284 -            }
  13.285 -            printk(KERN_ALERT
  13.286 -                   "Virtual partitions found for /dev/%s - ignoring any "
  13.287 -                   "real partition information we may have found.\n",
  13.288 -                   disk_name(gd, MINOR(device), buf));
  13.289 -        }
  13.290 -
  13.291 -        /* Need to skankily setup 'partition' information */
  13.292 -        gd->part[minor].start_sect = 0; 
  13.293 -        gd->part[minor].nr_sects   = capacity; 
  13.294 -        gd->sizes[minor]           = capacity; 
  13.295 -
  13.296 -        gd->flags[minor >> gd->minor_shift] |= GENHD_FL_VIRT_PARTNS;
  13.297 -    }
  13.298 -    else
  13.299 -    {
  13.300 -        gd->part[minor].nr_sects = capacity;
  13.301 -        gd->sizes[minor] = capacity>>(BLOCK_SIZE_BITS-9);
  13.302 -        
  13.303 -        /* Some final fix-ups depending on the device type */
  13.304 -        switch ( VDISK_TYPE(xd->info) )
  13.305 -        { 
  13.306 -        case VDISK_TYPE_CDROM:
  13.307 -        case VDISK_TYPE_FLOPPY: 
  13.308 -        case VDISK_TYPE_TAPE:
  13.309 -            gd->flags[minor >> gd->minor_shift] |= GENHD_FL_REMOVABLE; 
  13.310 -            printk(KERN_ALERT 
  13.311 -                   "Skipping partition check on %s /dev/%s\n", 
  13.312 -                   VDISK_TYPE(xd->info)==VDISK_TYPE_CDROM ? "cdrom" : 
  13.313 -                   (VDISK_TYPE(xd->info)==VDISK_TYPE_TAPE ? "tape" : 
  13.314 -                    "floppy"), disk_name(gd, MINOR(device), buf)); 
  13.315 -            break; 
  13.316 -
  13.317 -        case VDISK_TYPE_DISK:
  13.318 -            /* Only check partitions on real discs (not virtual!). */
  13.319 -            if ( gd->flags[minor>>gd->minor_shift] & GENHD_FL_VIRT_PARTNS )
  13.320 -            {
  13.321 -                printk(KERN_ALERT
  13.322 -                       "Skipping partition check on virtual /dev/%s\n",
  13.323 -                       disk_name(gd, MINOR(device), buf));
  13.324 -                break;
  13.325 -            }
  13.326 -            register_disk(gd, device, gd->max_p, &xlvbd_block_fops, capacity);
  13.327 -            break; 
  13.328 -
  13.329 -        default:
  13.330 -            printk(KERN_ALERT "XenoLinux: unknown device type %d\n", 
  13.331 -                   VDISK_TYPE(xd->info)); 
  13.332 -            break; 
  13.333 -        }
  13.334 -    }
  13.335 -
  13.336 - out:
  13.337 -    up(&bd->bd_sem);
  13.338 -    bdput(bd);    
  13.339 -    return rc;
  13.340 -}
  13.341 -
  13.342 -
  13.343 -/*
  13.344 - * xlvbd_remove_device - remove a device node if possible
  13.345 - * @device:       numeric device ID
  13.346 - *
  13.347 - * Updates the gendisk structure and invalidates devices.
  13.348 - *
  13.349 - * This is OK for now but in future, should perhaps consider where this should
  13.350 - * deallocate gendisks / unregister devices.
  13.351 - */
  13.352 -static int xlvbd_remove_device(int device)
  13.353 -{
  13.354 -    int i, rc = 0, minor = MINOR(device);
  13.355 -    struct gendisk *gd;
  13.356 -    struct block_device *bd;
  13.357 -    xl_disk_t *disk = NULL;
  13.358 -
  13.359 -    if ( (bd = bdget(device)) == NULL )
  13.360 -        return -1;
  13.361 -
  13.362 -    /*
  13.363 -     * Update of partition info, and check of usage count, is protected
  13.364 -     * by the per-block-device semaphore.
  13.365 -     */
  13.366 -    down(&bd->bd_sem);
  13.367 -
  13.368 -    if ( ((gd = get_gendisk(device)) == NULL) ||
  13.369 -         ((disk = xldev_to_xldisk(device)) == NULL) )
  13.370 -        BUG();
  13.371 -
  13.372 -    if ( disk->usage != 0 )
  13.373 -    {
  13.374 -        printk(KERN_ALERT "VBD removal failed - in use [dev=%x]\n", device);
  13.375 -        rc = -1;
  13.376 -        goto out;
  13.377 -    }
  13.378 - 
  13.379 -    if ( (minor & (gd->max_p-1)) != 0 )
  13.380 -    {
  13.381 -        /* 1: The VBD is mapped to a partition rather than a whole unit. */
  13.382 -        invalidate_device(device, 1);
  13.383 -	gd->part[minor].start_sect = 0;
  13.384 -        gd->part[minor].nr_sects   = 0;
  13.385 -        gd->sizes[minor]           = 0;
  13.386 -
  13.387 -        /* Clear the consists-of-virtual-partitions flag if possible. */
  13.388 -        gd->flags[minor >> gd->minor_shift] &= ~GENHD_FL_VIRT_PARTNS;
  13.389 -        for ( i = 1; i < gd->max_p; i++ )
  13.390 -            if ( gd->sizes[(minor & ~(gd->max_p-1)) + i] != 0 )
  13.391 -                gd->flags[minor >> gd->minor_shift] |= GENHD_FL_VIRT_PARTNS;
  13.392 -
  13.393 -        /*
  13.394 -         * If all virtual partitions are now gone, and a 'whole unit' VBD is
  13.395 -         * present, then we can try to grok the unit's real partition table.
  13.396 -         */
  13.397 -        if ( !(gd->flags[minor >> gd->minor_shift] & GENHD_FL_VIRT_PARTNS) &&
  13.398 -             (gd->sizes[minor & ~(gd->max_p-1)] != 0) &&
  13.399 -             !(gd->flags[minor >> gd->minor_shift] & GENHD_FL_REMOVABLE) )
  13.400 -        {
  13.401 -            register_disk(gd,
  13.402 -                          device&~(gd->max_p-1), 
  13.403 -                          gd->max_p, 
  13.404 -                          &xlvbd_block_fops,
  13.405 -                          gd->part[minor&~(gd->max_p-1)].nr_sects);
  13.406 -        }
  13.407 -    }
  13.408 -    else
  13.409 -    {
  13.410 -        /*
  13.411 -         * 2: The VBD is mapped to an entire 'unit'. Clear all partitions.
  13.412 -         * NB. The partition entries are only cleared if there are no VBDs
  13.413 -         * mapped to individual partitions on this unit.
  13.414 -         */
  13.415 -        i = gd->max_p - 1; /* Default: clear subpartitions as well. */
  13.416 -        if ( gd->flags[minor >> gd->minor_shift] & GENHD_FL_VIRT_PARTNS )
  13.417 -            i = 0; /* 'Virtual' mode: only clear the 'whole unit' entry. */
  13.418 -        while ( i >= 0 )
  13.419 -        {
  13.420 -            invalidate_device(device+i, 1);
  13.421 -            gd->part[minor+i].start_sect = 0;
  13.422 -            gd->part[minor+i].nr_sects   = 0;
  13.423 -            gd->sizes[minor+i]           = 0;
  13.424 -            i--;
  13.425 -        }
  13.426 -    }
  13.427 -
  13.428 - out:
  13.429 -    up(&bd->bd_sem);
  13.430 -    bdput(bd);
  13.431 -    return rc;
  13.432 -}
  13.433 -
  13.434 -/*
  13.435 - * xlvbd_update_vbds - reprobes the VBD status and performs updates driver
  13.436 - * state. The VBDs need to be updated in this way when the domain is
  13.437 - * initialised and also each time we receive an XLBLK_UPDATE event.
  13.438 - */
  13.439 -void xlvbd_update_vbds(void)
  13.440 -{
  13.441 -    int i, j, k, old_nr, new_nr;
  13.442 -    vdisk_t *old_info, *new_info, *merged_info;
  13.443 -
  13.444 -    old_info = vbd_info;
  13.445 -    old_nr   = nr_vbds;
  13.446 -
  13.447 -    new_info = kmalloc(MAX_VBDS * sizeof(vdisk_t), GFP_KERNEL);
  13.448 -    if ( unlikely(new_nr = xlvbd_get_vbd_info(new_info)) < 0 )
  13.449 -    {
  13.450 -        kfree(new_info);
  13.451 -        return;
  13.452 -    }
  13.453 -
  13.454 -    /*
  13.455 -     * Final list maximum size is old list + new list. This occurs only when
  13.456 -     * old list and new list do not overlap at all, and we cannot yet destroy
  13.457 -     * VBDs in the old list because the usage counts are busy.
  13.458 -     */
  13.459 -    merged_info = kmalloc((old_nr + new_nr) * sizeof(vdisk_t), GFP_KERNEL);
  13.460 -
  13.461 -    /* @i tracks old list; @j tracks new list; @k tracks merged list. */
  13.462 -    i = j = k = 0;
  13.463 -
  13.464 -    while ( (i < old_nr) && (j < new_nr) )
  13.465 -    {
  13.466 -        if ( old_info[i].device < new_info[j].device )
  13.467 -        {
  13.468 -            if ( xlvbd_remove_device(old_info[i].device) != 0 )
  13.469 -                memcpy(&merged_info[k++], &old_info[i], sizeof(vdisk_t));
  13.470 -            i++;
  13.471 -        }
  13.472 -        else if ( old_info[i].device > new_info[j].device )
  13.473 -        {
  13.474 -            if ( xlvbd_init_device(&new_info[j]) == 0 )
  13.475 -                memcpy(&merged_info[k++], &new_info[j], sizeof(vdisk_t));
  13.476 -            j++;
  13.477 -        }
  13.478 -        else
  13.479 -        {
  13.480 -            if ( ((old_info[i].capacity == new_info[j].capacity) &&
  13.481 -                  (old_info[i].info == new_info[j].info)) ||
  13.482 -                 (xlvbd_remove_device(old_info[i].device) != 0) )
  13.483 -                memcpy(&merged_info[k++], &old_info[i], sizeof(vdisk_t));
  13.484 -            else if ( xlvbd_init_device(&new_info[j]) == 0 )
  13.485 -                memcpy(&merged_info[k++], &new_info[j], sizeof(vdisk_t));
  13.486 -            i++; j++;
  13.487 -        }
  13.488 -    }
  13.489 -
  13.490 -    for ( ; i < old_nr; i++ )
  13.491 -    {
  13.492 -        if ( xlvbd_remove_device(old_info[i].device) != 0 )
  13.493 -            memcpy(&merged_info[k++], &old_info[i], sizeof(vdisk_t));
  13.494 -    }
  13.495 -
  13.496 -    for ( ; j < new_nr; j++ )
  13.497 -    {
  13.498 -        if ( xlvbd_init_device(&new_info[j]) == 0 )
  13.499 -            memcpy(&merged_info[k++], &new_info[j], sizeof(vdisk_t));
  13.500 -    }
  13.501 -
  13.502 -    vbd_info = merged_info;
  13.503 -    nr_vbds  = k;
  13.504 -
  13.505 -    kfree(old_info);
  13.506 -    kfree(new_info);
  13.507 -}
  13.508 -
  13.509 -
  13.510 -/*
  13.511 - * Set up all the linux device goop for the virtual block devices (vbd's) that
  13.512 - * we know about. Note that although from the backend driver's p.o.v. VBDs are
  13.513 - * addressed simply an opaque 16-bit device number, the domain creation tools 
  13.514 - * conventionally allocate these numbers to correspond to those used by 'real' 
  13.515 - * linux -- this is just for convenience as it means e.g. that the same 
  13.516 - * /etc/fstab can be used when booting with or without Xen.
  13.517 - */
  13.518 -int xlvbd_init(void)
  13.519 -{
  13.520 -    int i;
  13.521 -    
  13.522 -    /*
  13.523 -     * If compiled as a module, we don't support unloading yet. We therefore 
  13.524 -     * permanently increment the reference count to disallow it.
  13.525 -     */
  13.526 -    SET_MODULE_OWNER(&xlvbd_block_fops);
  13.527 -    MOD_INC_USE_COUNT;
  13.528 -
  13.529 -    /* Initialize the global arrays. */
  13.530 -    for ( i = 0; i < 256; i++ ) 
  13.531 -    {
  13.532 -        /* from the generic ide code (drivers/ide/ide-probe.c, etc) */
  13.533 -        xlide_blksize_size[i]  = 1024;
  13.534 -        xlide_hardsect_size[i] = 512;
  13.535 -        xlide_max_sectors[i]   = 128;  /* 'hwif->rqsize' if we knew it */
  13.536 -
  13.537 -        /* from the generic scsi disk code (drivers/scsi/sd.c) */
  13.538 -        xlscsi_blksize_size[i]  = 1024; /* XXX 512; */
  13.539 -        xlscsi_hardsect_size[i] = 512;
  13.540 -        xlscsi_max_sectors[i]   = 128*8; /* XXX 128; */
  13.541 -
  13.542 -        /* we don't really know what to set these too since it depends */
  13.543 -        xlvbd_blksize_size[i]  = 512;
  13.544 -        xlvbd_hardsect_size[i] = 512;
  13.545 -        xlvbd_max_sectors[i]   = 128;
  13.546 -    }
  13.547 -
  13.548 -    vbd_info = kmalloc(MAX_VBDS * sizeof(vdisk_t), GFP_KERNEL);
  13.549 -    nr_vbds  = xlvbd_get_vbd_info(vbd_info);
  13.550 -
  13.551 -    if ( nr_vbds < 0 )
  13.552 -    {
  13.553 -        kfree(vbd_info);
  13.554 -        vbd_info = NULL;
  13.555 -        nr_vbds  = 0;
  13.556 -    }
  13.557 -    else
  13.558 -    {
  13.559 -        for ( i = 0; i < nr_vbds; i++ )
  13.560 -            xlvbd_init_device(&vbd_info[i]);
  13.561 -    }
  13.562 -
  13.563 -    return 0;
  13.564 -}
    14.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/console/Makefile	Thu Jan 20 22:18:00 2005 +0000
    14.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    14.3 @@ -1,3 +0,0 @@
    14.4 -O_TARGET := drv.o
    14.5 -obj-$(CONFIG_XEN_CONSOLE) := console.o
    14.6 -include $(TOPDIR)/Rules.make
    15.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/dom0/Makefile	Thu Jan 20 22:18:00 2005 +0000
    15.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    15.3 @@ -1,3 +0,0 @@
    15.4 -O_TARGET := drv.o
    15.5 -obj-y := core.o
    15.6 -include $(TOPDIR)/Rules.make
    16.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/evtchn/Makefile	Thu Jan 20 22:18:00 2005 +0000
    16.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    16.3 @@ -1,3 +0,0 @@
    16.4 -O_TARGET := drv.o
    16.5 -obj-y := evtchn.o
    16.6 -include $(TOPDIR)/Rules.make
    17.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/netif/Makefile	Thu Jan 20 22:18:00 2005 +0000
    17.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    17.3 @@ -1,10 +0,0 @@
    17.4 -
    17.5 -O_TARGET := drv.o
    17.6 -
    17.7 -subdir-$(CONFIG_XEN_NETDEV_FRONTEND) += frontend
    17.8 -obj-$(CONFIG_XEN_NETDEV_FRONTEND)    += frontend/drv.o
    17.9 -
   17.10 -subdir-$(CONFIG_XEN_PHYSDEV_ACCESS) += backend
   17.11 -obj-$(CONFIG_XEN_PHYSDEV_ACCESS)    += backend/drv.o
   17.12 -
   17.13 -include $(TOPDIR)/Rules.make
    18.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/netif/backend/Makefile	Thu Jan 20 22:18:00 2005 +0000
    18.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    18.3 @@ -1,4 +0,0 @@
    18.4 -O_TARGET := drv.o
    18.5 -export-objs := interface.o
    18.6 -obj-y := main.o control.o interface.o
    18.7 -include $(TOPDIR)/Rules.make
    19.1 --- a/linux-2.4.28-xen-sparse/arch/xen/drivers/netif/frontend/Makefile	Thu Jan 20 22:18:00 2005 +0000
    19.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    19.3 @@ -1,3 +0,0 @@
    19.4 -O_TARGET := drv.o
    19.5 -obj-y := main.o
    19.6 -include $(TOPDIR)/Rules.make
    20.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/Makefile	Thu Jan 20 22:18:00 2005 +0000
    20.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    20.3 @@ -1,20 +0,0 @@
    20.4 -
    20.5 -.S.o:
    20.6 -	$(CC) $(AFLAGS) -traditional -c $< -o $*.o
    20.7 -
    20.8 -all: kernel.o head.o init_task.o
    20.9 -
   20.10 -O_TARGET := kernel.o
   20.11 -
   20.12 -export-objs     := i386_ksyms.o gnttab.o skbuff.o ctrl_if.o
   20.13 -
   20.14 -obj-y	:= process.o semaphore.o signal.o entry.o traps.o irq.o  \
   20.15 -		ptrace.o ioport.o ldt.o setup.o time.o sys_i386.o \
   20.16 -		i386_ksyms.o i387.o evtchn.o ctrl_if.o pci-dma.o \
   20.17 -		reboot.o fixup.o gnttab.o skbuff.o
   20.18 -
   20.19 -ifdef CONFIG_PCI
   20.20 -obj-y	+= pci-i386.o pci-pc.o
   20.21 -endif
   20.22 -
   20.23 -include $(TOPDIR)/Rules.make
    21.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/entry.S	Thu Jan 20 22:18:00 2005 +0000
    21.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    21.3 @@ -1,779 +0,0 @@
    21.4 -/*
    21.5 - *  linux/arch/i386/entry.S
    21.6 - *
    21.7 - *  Copyright (C) 1991, 1992  Linus Torvalds
    21.8 - */
    21.9 -
   21.10 -/*
   21.11 - * entry.S contains the system-call and fault low-level handling routines.
   21.12 - * This also contains the timer-interrupt handler, as well as all interrupts
   21.13 - * and faults that can result in a task-switch.
   21.14 - *
   21.15 - * NOTE: This code handles signal-recognition, which happens every time
   21.16 - * after a timer-interrupt and after each system call.
   21.17 - *
   21.18 - * I changed all the .align's to 4 (16 byte alignment), as that's faster
   21.19 - * on a 486.
   21.20 - *
   21.21 - * Stack layout in 'ret_to_user':
   21.22 - * 	ptrace needs to have all regs on the stack.
   21.23 - *	if the order here is changed, it needs to be
   21.24 - *	updated in fork.c:copy_process, signal.c:do_signal,
   21.25 - *	ptrace.c and ptrace.h
   21.26 - *
   21.27 - *	 0(%esp) - %ebx
   21.28 - *	 4(%esp) - %ecx
   21.29 - *	 8(%esp) - %edx
   21.30 - *       C(%esp) - %esi
   21.31 - *	10(%esp) - %edi
   21.32 - *	14(%esp) - %ebp
   21.33 - *	18(%esp) - %eax
   21.34 - *	1C(%esp) - %ds
   21.35 - *	20(%esp) - %es
   21.36 - *	24(%esp) - orig_eax
   21.37 - *	28(%esp) - %eip
   21.38 - *	2C(%esp) - %cs
   21.39 - *	30(%esp) - %eflags
   21.40 - *	34(%esp) - %oldesp
   21.41 - *	38(%esp) - %oldss
   21.42 - *
   21.43 - * "current" is in register %ebx during any slow entries.
   21.44 - */
   21.45 -
   21.46 -#include <linux/config.h>
   21.47 -#include <linux/sys.h>
   21.48 -#include <linux/linkage.h>
   21.49 -#include <asm/segment.h>
   21.50 -#include <asm/smp.h>
   21.51 -
   21.52 -EBX		= 0x00
   21.53 -ECX		= 0x04
   21.54 -EDX		= 0x08
   21.55 -ESI		= 0x0C
   21.56 -EDI		= 0x10
   21.57 -EBP		= 0x14
   21.58 -EAX		= 0x18
   21.59 -DS		= 0x1C
   21.60 -ES		= 0x20
   21.61 -ORIG_EAX	= 0x24
   21.62 -EIP		= 0x28
   21.63 -CS		= 0x2C
   21.64 -EFLAGS		= 0x30
   21.65 -OLDESP		= 0x34
   21.66 -OLDSS		= 0x38
   21.67 -
   21.68 -CF_MASK		= 0x00000001
   21.69 -TF_MASK		= 0x00000100
   21.70 -IF_MASK		= 0x00000200
   21.71 -DF_MASK		= 0x00000400
   21.72 -NT_MASK		= 0x00004000
   21.73 -
   21.74 -/* Offsets into task_struct. */
   21.75 -state		=  0
   21.76 -flags		=  4
   21.77 -sigpending	=  8
   21.78 -addr_limit	= 12
   21.79 -exec_domain	= 16
   21.80 -need_resched	= 20
   21.81 -tsk_ptrace	= 24
   21.82 -processor	= 52
   21.83 -
   21.84 -/* Offsets into shared_info_t. */
   21.85 -#define evtchn_upcall_pending /* 0 */
   21.86 -#define evtchn_upcall_mask       1
   21.87 -
   21.88 -ENOSYS = 38
   21.89 -
   21.90 -
   21.91 -#define SAVE_ALL \
   21.92 -	cld; \
   21.93 -	pushl %es; \
   21.94 -	pushl %ds; \
   21.95 -	pushl %eax; \
   21.96 -	pushl %ebp; \
   21.97 -	pushl %edi; \
   21.98 -	pushl %esi; \
   21.99 -	pushl %edx; \
  21.100 -	pushl %ecx; \
  21.101 -	pushl %ebx; \
  21.102 -	movl $(__KERNEL_DS),%edx; \
  21.103 -	movl %edx,%ds; \
  21.104 -	movl %edx,%es;
  21.105 -
  21.106 -#define RESTORE_ALL	\
  21.107 -	popl %ebx;	\
  21.108 -	popl %ecx;	\
  21.109 -	popl %edx;	\
  21.110 -	popl %esi;	\
  21.111 -	popl %edi;	\
  21.112 -	popl %ebp;	\
  21.113 -	popl %eax;	\
  21.114 -1:	popl %ds;	\
  21.115 -2:	popl %es;	\
  21.116 -	addl $4,%esp;	\
  21.117 -3:	iret;		\
  21.118 -.section .fixup,"ax";	\
  21.119 -4:	movl $0,(%esp);	\
  21.120 -	jmp 1b;		\
  21.121 -5:	movl $0,(%esp);	\
  21.122 -	jmp 2b;		\
  21.123 -6:	pushl %ss;	\
  21.124 -	popl %ds;	\
  21.125 -	pushl %ss;	\
  21.126 -	popl %es;	\
  21.127 -	pushl $11;	\
  21.128 -	call do_exit;	\
  21.129 -.previous;		\
  21.130 -.section __ex_table,"a";\
  21.131 -	.align 4;	\
  21.132 -	.long 1b,4b;	\
  21.133 -	.long 2b,5b;	\
  21.134 -	.long 3b,6b;	\
  21.135 -.previous
  21.136 -
  21.137 -#define GET_CURRENT(reg) \
  21.138 -	movl $-8192, reg; \
  21.139 -	andl %esp, reg
  21.140 -
  21.141 -ENTRY(lcall7)
  21.142 -	pushfl			# We get a different stack layout with call
  21.143 -	pushl %eax		# gates, which has to be cleaned up later..
  21.144 -	SAVE_ALL
  21.145 -	movl EIP(%esp),%eax	# due to call gates, this is eflags, not eip..
  21.146 -	movl CS(%esp),%edx	# this is eip..
  21.147 -	movl EFLAGS(%esp),%ecx	# and this is cs..
  21.148 -	movl %eax,EFLAGS(%esp)	#
  21.149 -	andl $~(NT_MASK|TF_MASK|DF_MASK), %eax
  21.150 -	pushl %eax
  21.151 -	popfl
  21.152 -	movl %edx,EIP(%esp)	# Now we move them to their "normal" places
  21.153 -	movl %ecx,CS(%esp)	#
  21.154 -	movl %esp,%ebx
  21.155 -	pushl %ebx
  21.156 -	andl $-8192,%ebx	# GET_CURRENT
  21.157 -	movl exec_domain(%ebx),%edx	# Get the execution domain
  21.158 -	movl 4(%edx),%edx	# Get the lcall7 handler for the domain
  21.159 -	pushl $0x7
  21.160 -	call *%edx
  21.161 -	addl $4, %esp
  21.162 -	popl %eax
  21.163 -	jmp ret_to_user
  21.164 -
  21.165 -ENTRY(lcall27)
  21.166 -	pushfl			# We get a different stack layout with call
  21.167 -	pushl %eax		# gates, which has to be cleaned up later..
  21.168 -	SAVE_ALL
  21.169 -	movl EIP(%esp),%eax	# due to call gates, this is eflags, not eip..
  21.170 -	movl CS(%esp),%edx	# this is eip..
  21.171 -	movl EFLAGS(%esp),%ecx	# and this is cs..
  21.172 -	movl %eax,EFLAGS(%esp)	#
  21.173 -	andl $~(NT_MASK|TF_MASK|DF_MASK), %eax
  21.174 -	pushl %eax
  21.175 -	popfl
  21.176 -	movl %edx,EIP(%esp)	# Now we move them to their "normal" places
  21.177 -	movl %ecx,CS(%esp)	#
  21.178 -	movl %esp,%ebx
  21.179 -	pushl %ebx
  21.180 -	andl $-8192,%ebx	# GET_CURRENT
  21.181 -	movl exec_domain(%ebx),%edx	# Get the execution domain
  21.182 -	movl 4(%edx),%edx	# Get the lcall7 handler for the domain
  21.183 -	pushl $0x27
  21.184 -	call *%edx
  21.185 -	addl $4, %esp
  21.186 -	popl %eax
  21.187 -	jmp ret_to_user
  21.188 -
  21.189 -ENTRY(ret_from_fork)
  21.190 -	pushl %ebx
  21.191 -	call SYMBOL_NAME(schedule_tail)
  21.192 -	addl $4, %esp
  21.193 -	GET_CURRENT(%ebx)
  21.194 -	testb $0x02,tsk_ptrace(%ebx)	# PT_TRACESYS
  21.195 -	jne tracesys_exit
  21.196 -	jmp ret_to_user
  21.197 -
  21.198 -/*
  21.199 - * Return to user mode is not as complex as all this looks,
  21.200 - * but we want the default path for a system call return to
  21.201 - * go as quickly as possible which is why some of this is
  21.202 - * less clear than it otherwise should be.
  21.203 - */
  21.204 -ENTRY(system_call)
  21.205 -	pushl %eax			# save orig_eax
  21.206 -	SAVE_ALL
  21.207 -	GET_CURRENT(%ebx)
  21.208 -	testb $0x02,tsk_ptrace(%ebx)	# PT_TRACESYS
  21.209 -	jne tracesys
  21.210 -	cmpl $(NR_syscalls),%eax
  21.211 -	jae badsys
  21.212 -	call *SYMBOL_NAME(sys_call_table)(,%eax,4)
  21.213 -	movl %eax,EAX(%esp)		# save the return value
  21.214 -ret_to_user:
  21.215 -        movl SYMBOL_NAME(HYPERVISOR_shared_info),%esi
  21.216 -        movb $1,evtchn_upcall_mask(%esi) # make tests atomic
  21.217 -ret_to_user_nocli:
  21.218 -	cmpl $0,need_resched(%ebx)
  21.219 -	jne  reschedule
  21.220 -	cmpl $0,sigpending(%ebx)
  21.221 -	je   safesti                    # ensure need_resched updates are seen
  21.222 -/*signal_return:*/
  21.223 -	movb $0,evtchn_upcall_mask(%esi) # reenable event callbacks
  21.224 -	movl %esp,%eax
  21.225 -	xorl %edx,%edx
  21.226 -	call SYMBOL_NAME(do_signal)
  21.227 -	jmp  safesti
  21.228 -
  21.229 -	ALIGN
  21.230 -restore_all:
  21.231 -	RESTORE_ALL
  21.232 -
  21.233 -	ALIGN
  21.234 -tracesys:
  21.235 -	movl $-ENOSYS,EAX(%esp)
  21.236 -	call SYMBOL_NAME(syscall_trace)
  21.237 -	movl ORIG_EAX(%esp),%eax
  21.238 -	cmpl $(NR_syscalls),%eax
  21.239 -	jae tracesys_exit
  21.240 -	call *SYMBOL_NAME(sys_call_table)(,%eax,4)
  21.241 -	movl %eax,EAX(%esp)		# save the return value
  21.242 -tracesys_exit:
  21.243 -	call SYMBOL_NAME(syscall_trace)
  21.244 -	jmp ret_to_user
  21.245 -badsys:
  21.246 -	movl $-ENOSYS,EAX(%esp)
  21.247 -	jmp ret_to_user
  21.248 -
  21.249 -	ALIGN
  21.250 -ENTRY(ret_from_intr)
  21.251 -	GET_CURRENT(%ebx)
  21.252 -ret_from_exception:
  21.253 -	movb CS(%esp),%al
  21.254 -	testl $2,%eax
  21.255 -	jne ret_to_user
  21.256 -	jmp restore_all
  21.257 -
  21.258 -	ALIGN
  21.259 -reschedule:
  21.260 -        movb $0,evtchn_upcall_mask(%esi)  # reenable event callbacks
  21.261 -	call SYMBOL_NAME(schedule)        # test
  21.262 -	jmp  ret_to_user
  21.263 -
  21.264 -ENTRY(divide_error)
  21.265 -	pushl $0		# no error code
  21.266 -	pushl $ SYMBOL_NAME(do_divide_error)
  21.267 -	ALIGN
  21.268 -error_code:
  21.269 -	pushl %ds
  21.270 -	pushl %eax
  21.271 -	xorl %eax,%eax
  21.272 -	pushl %ebp
  21.273 -	pushl %edi
  21.274 -	pushl %esi
  21.275 -	pushl %edx
  21.276 -	decl %eax			# eax = -1
  21.277 -	pushl %ecx
  21.278 -	pushl %ebx
  21.279 -	GET_CURRENT(%ebx)
  21.280 -	cld
  21.281 -	movl %es,%ecx
  21.282 -	movl ORIG_EAX(%esp), %esi	# get the error code
  21.283 -	movl ES(%esp), %edi		# get the function address
  21.284 -	movl %eax, ORIG_EAX(%esp)
  21.285 -	movl %ecx, ES(%esp)
  21.286 -	movl %esp,%edx
  21.287 -	pushl %esi			# push the error code
  21.288 -	pushl %edx			# push the pt_regs pointer
  21.289 -	movl $(__KERNEL_DS),%edx
  21.290 -	movl %edx,%ds
  21.291 -	movl %edx,%es
  21.292 -	call *%edi
  21.293 -	addl $8,%esp
  21.294 -	jmp ret_from_exception
  21.295 -
  21.296 -# A note on the "critical region" in our callback handler.
  21.297 -# We want to avoid stacking callback handlers due to events occurring
  21.298 -# during handling of the last event. To do this, we keep events disabled
  21.299 -# until we've done all processing. HOWEVER, we must enable events before
  21.300 -# popping the stack frame (can't be done atomically) and so it would still
  21.301 -# be possible to get enough handler activations to overflow the stack.
  21.302 -# Although unlikely, bugs of that kind are hard to track down, so we'd
  21.303 -# like to avoid the possibility.
  21.304 -# So, on entry to the handler we detect whether we interrupted an
  21.305 -# existing activation in its critical region -- if so, we pop the current
  21.306 -# activation and restart the handler using the previous one.
  21.307 -ENTRY(hypervisor_callback)
  21.308 -        pushl %eax
  21.309 -        SAVE_ALL
  21.310 -        GET_CURRENT(%ebx)
  21.311 -        movl EIP(%esp),%eax
  21.312 -        cmpl $scrit,%eax
  21.313 -        jb   11f
  21.314 -        cmpl $ecrit,%eax
  21.315 -        jb   critical_region_fixup
  21.316 -11:     push %esp
  21.317 -        call evtchn_do_upcall
  21.318 -        add  $4,%esp
  21.319 -        movl SYMBOL_NAME(HYPERVISOR_shared_info),%esi
  21.320 -        movb CS(%esp),%cl
  21.321 -	test $2,%cl          # slow return to ring 2 or 3
  21.322 -	jne  ret_to_user_nocli
  21.323 -safesti:movb $0,evtchn_upcall_mask(%esi) # reenable event callbacks
  21.324 -scrit:  /**** START OF CRITICAL REGION ****/
  21.325 -        testb $0xFF,evtchn_upcall_pending(%esi)
  21.326 -        jnz  14f              # process more events if necessary...
  21.327 -        RESTORE_ALL
  21.328 -14:     movb $1,evtchn_upcall_mask(%esi)
  21.329 -        jmp  11b
  21.330 -ecrit:  /**** END OF CRITICAL REGION ****/
  21.331 -# [How we do the fixup]. We want to merge the current stack frame with the
  21.332 -# just-interrupted frame. How we do this depends on where in the critical
  21.333 -# region the interrupted handler was executing, and so how many saved
  21.334 -# registers are in each frame. We do this quickly using the lookup table
  21.335 -# 'critical_fixup_table'. For each byte offset in the critical region, it
  21.336 -# provides the number of bytes which have already been popped from the
  21.337 -# interrupted stack frame. 
  21.338 -critical_region_fixup:
  21.339 -        addl $critical_fixup_table-scrit,%eax
  21.340 -        movzbl (%eax),%eax    # %eax contains num bytes popped
  21.341 -        mov  %esp,%esi
  21.342 -        add  %eax,%esi        # %esi points at end of src region
  21.343 -        mov  %esp,%edi
  21.344 -        add  $0x34,%edi       # %edi points at end of dst region
  21.345 -        mov  %eax,%ecx
  21.346 -        shr  $2,%ecx          # convert words to bytes
  21.347 -        je   16f              # skip loop if nothing to copy
  21.348 -15:     subl $4,%esi          # pre-decrementing copy loop
  21.349 -        subl $4,%edi
  21.350 -        movl (%esi),%eax
  21.351 -        movl %eax,(%edi)
  21.352 -        loop 15b
  21.353 -16:     movl %edi,%esp        # final %edi is top of merged stack
  21.354 -        jmp  11b
  21.355 -        
  21.356 -critical_fixup_table:        
  21.357 -        .byte 0x00,0x00,0x00                  # testb $0xFF,(%esi)
  21.358 -        .byte 0x00,0x00                       # jnz  14f
  21.359 -        .byte 0x00                            # pop  %ebx
  21.360 -        .byte 0x04                            # pop  %ecx
  21.361 -        .byte 0x08                            # pop  %edx
  21.362 -        .byte 0x0c                            # pop  %esi
  21.363 -        .byte 0x10                            # pop  %edi
  21.364 -        .byte 0x14                            # pop  %ebp
  21.365 -        .byte 0x18                            # pop  %eax
  21.366 -        .byte 0x1c                            # pop  %ds
  21.367 -        .byte 0x20                            # pop  %es
  21.368 -        .byte 0x24,0x24,0x24                  # add  $4,%esp
  21.369 -        .byte 0x28                            # iret
  21.370 -        .byte 0x00,0x00,0x00,0x00             # movb $1,4(%esi)
  21.371 -        .byte 0x00,0x00                       # jmp  11b
  21.372 -
  21.373 -# Hypervisor uses this for application faults while it executes.
  21.374 -ENTRY(failsafe_callback)
  21.375 -1:      popl %ds
  21.376 -2:      popl %es
  21.377 -3:      popl %fs
  21.378 -4:      popl %gs
  21.379 -5:      iret
  21.380 -.section .fixup,"ax";	\
  21.381 -6:	movl $0,(%esp);	\
  21.382 -	jmp 1b;		\
  21.383 -7:	movl $0,(%esp);	\
  21.384 -	jmp 2b;		\
  21.385 -8:	movl $0,(%esp);	\
  21.386 -	jmp 3b;		\
  21.387 -9:	movl $0,(%esp);	\
  21.388 -	jmp 4b;		\
  21.389 -10:	pushl %ss;	\
  21.390 -	popl %ds;	\
  21.391 -	pushl %ss;	\
  21.392 -	popl %es;	\
  21.393 -	pushl $11;	\
  21.394 -	call do_exit;	\
  21.395 -.previous;		\
  21.396 -.section __ex_table,"a";\
  21.397 -	.align 4;	\
  21.398 -	.long 1b,6b;	\
  21.399 -	.long 2b,7b;	\
  21.400 -	.long 3b,8b;	\
  21.401 -	.long 4b,9b;	\
  21.402 -	.long 5b,10b;	\
  21.403 -.previous
  21.404 -        
  21.405 -ENTRY(coprocessor_error)
  21.406 -	pushl $0
  21.407 -	pushl $ SYMBOL_NAME(do_coprocessor_error)
  21.408 -	jmp error_code
  21.409 -
  21.410 -ENTRY(simd_coprocessor_error)
  21.411 -	pushl $0
  21.412 -	pushl $ SYMBOL_NAME(do_simd_coprocessor_error)
  21.413 -	jmp error_code
  21.414 -
  21.415 -ENTRY(device_not_available)
  21.416 -	pushl $-1		# mark this as an int
  21.417 -	SAVE_ALL
  21.418 -	GET_CURRENT(%ebx)
  21.419 -	call SYMBOL_NAME(math_state_restore)
  21.420 -	jmp ret_from_exception
  21.421 -
  21.422 -ENTRY(debug)
  21.423 -	pushl $0
  21.424 -	pushl $ SYMBOL_NAME(do_debug)
  21.425 -	jmp error_code
  21.426 -
  21.427 -ENTRY(int3)
  21.428 -	pushl $0
  21.429 -	pushl $ SYMBOL_NAME(do_int3)
  21.430 -	jmp error_code
  21.431 -
  21.432 -ENTRY(overflow)
  21.433 -	pushl $0
  21.434 -	pushl $ SYMBOL_NAME(do_overflow)
  21.435 -	jmp error_code
  21.436 -
  21.437 -ENTRY(bounds)
  21.438 -	pushl $0
  21.439 -	pushl $ SYMBOL_NAME(do_bounds)
  21.440 -	jmp error_code
  21.441 -
  21.442 -ENTRY(invalid_op)
  21.443 -	pushl $0
  21.444 -	pushl $ SYMBOL_NAME(do_invalid_op)
  21.445 -	jmp error_code
  21.446 -
  21.447 -ENTRY(coprocessor_segment_overrun)
  21.448 -	pushl $0
  21.449 -	pushl $ SYMBOL_NAME(do_coprocessor_segment_overrun)
  21.450 -	jmp error_code
  21.451 -
  21.452 -ENTRY(double_fault)
  21.453 -	pushl $ SYMBOL_NAME(do_double_fault)
  21.454 -	jmp error_code
  21.455 -
  21.456 -ENTRY(invalid_TSS)
  21.457 -	pushl $ SYMBOL_NAME(do_invalid_TSS)
  21.458 -	jmp error_code
  21.459 -
  21.460 -ENTRY(segment_not_present)
  21.461 -	pushl $ SYMBOL_NAME(do_segment_not_present)
  21.462 -	jmp error_code
  21.463 -
  21.464 -ENTRY(stack_segment)
  21.465 -	pushl $ SYMBOL_NAME(do_stack_segment)
  21.466 -	jmp error_code
  21.467 -
  21.468 -ENTRY(general_protection)
  21.469 -	pushl $ SYMBOL_NAME(do_general_protection)
  21.470 -	jmp error_code
  21.471 -
  21.472 -ENTRY(alignment_check)
  21.473 -	pushl $ SYMBOL_NAME(do_alignment_check)
  21.474 -	jmp error_code
  21.475 -
  21.476 -# This handler is special, because it gets an extra value on its stack,
  21.477 -# which is the linear faulting address.
  21.478 -#define PAGE_FAULT_STUB(_name1, _name2)                                  \
  21.479 -ENTRY(_name1)                                                            \
  21.480 -	pushl %ds                                                      ; \
  21.481 -	pushl %eax                                                     ; \
  21.482 -	xorl %eax,%eax                                                 ; \
  21.483 -	pushl %ebp                                                     ; \
  21.484 -	pushl %edi                                                     ; \
  21.485 -	pushl %esi                                                     ; \
  21.486 -	pushl %edx                                                     ; \
  21.487 -	decl %eax                      /* eax = -1 */                  ; \
  21.488 -	pushl %ecx                                                     ; \
  21.489 -	pushl %ebx                                                     ; \
  21.490 -	GET_CURRENT(%ebx)                                              ; \
  21.491 -	cld                                                            ; \
  21.492 -	movl %es,%ecx                                                  ; \
  21.493 -	movl ORIG_EAX(%esp), %esi      /* get the error code */        ; \
  21.494 -	movl ES(%esp), %edi            /* get the faulting address */  ; \
  21.495 -	movl %eax, ORIG_EAX(%esp)                                      ; \
  21.496 -	movl %ecx, ES(%esp)                                            ; \
  21.497 -	movl %esp,%edx                                                 ; \
  21.498 -        pushl %edi                     /* push the faulting address */ ; \
  21.499 -	pushl %esi                     /* push the error code */       ; \
  21.500 -	pushl %edx                     /* push the pt_regs pointer */  ; \
  21.501 -	movl $(__KERNEL_DS),%edx                                       ; \
  21.502 -	movl %edx,%ds                                                  ; \
  21.503 -	movl %edx,%es                                                  ; \
  21.504 -	call SYMBOL_NAME(_name2)                                       ; \
  21.505 -	addl $12,%esp                                                  ; \
  21.506 -	jmp ret_from_exception                                         ;
  21.507 -PAGE_FAULT_STUB(page_fault, do_page_fault)
  21.508 -
  21.509 -ENTRY(machine_check)
  21.510 -	pushl $0
  21.511 -	pushl $ SYMBOL_NAME(do_machine_check)
  21.512 -	jmp error_code
  21.513 -
  21.514 -ENTRY(fixup_4gb_segment)
  21.515 -	pushl $ SYMBOL_NAME(do_fixup_4gb_segment)
  21.516 -	jmp error_code
  21.517 -
  21.518 -.data
  21.519 -ENTRY(sys_call_table)
  21.520 -	.long SYMBOL_NAME(sys_ni_syscall)	/* 0  -  old "setup()" system call*/
  21.521 -	.long SYMBOL_NAME(sys_exit)
  21.522 -	.long SYMBOL_NAME(sys_fork)
  21.523 -	.long SYMBOL_NAME(sys_read)
  21.524 -	.long SYMBOL_NAME(sys_write)
  21.525 -	.long SYMBOL_NAME(sys_open)		/* 5 */
  21.526 -	.long SYMBOL_NAME(sys_close)
  21.527 -	.long SYMBOL_NAME(sys_waitpid)
  21.528 -	.long SYMBOL_NAME(sys_creat)
  21.529 -	.long SYMBOL_NAME(sys_link)
  21.530 -	.long SYMBOL_NAME(sys_unlink)		/* 10 */
  21.531 -	.long SYMBOL_NAME(sys_execve)
  21.532 -	.long SYMBOL_NAME(sys_chdir)
  21.533 -	.long SYMBOL_NAME(sys_time)
  21.534 -	.long SYMBOL_NAME(sys_mknod)
  21.535 -	.long SYMBOL_NAME(sys_chmod)		/* 15 */
  21.536 -	.long SYMBOL_NAME(sys_lchown16)
  21.537 -	.long SYMBOL_NAME(sys_ni_syscall)				/* old break syscall holder */
  21.538 -	.long SYMBOL_NAME(sys_stat)
  21.539 -	.long SYMBOL_NAME(sys_lseek)
  21.540 -	.long SYMBOL_NAME(sys_getpid)		/* 20 */
  21.541 -	.long SYMBOL_NAME(sys_mount)
  21.542 -	.long SYMBOL_NAME(sys_oldumount)
  21.543 -	.long SYMBOL_NAME(sys_setuid16)
  21.544 -	.long SYMBOL_NAME(sys_getuid16)
  21.545 -	.long SYMBOL_NAME(sys_stime)		/* 25 */
  21.546 -	.long SYMBOL_NAME(sys_ptrace)
  21.547 -	.long SYMBOL_NAME(sys_alarm)
  21.548 -	.long SYMBOL_NAME(sys_fstat)
  21.549 -	.long SYMBOL_NAME(sys_pause)
  21.550 -	.long SYMBOL_NAME(sys_utime)		/* 30 */
  21.551 -	.long SYMBOL_NAME(sys_ni_syscall)				/* old stty syscall holder */
  21.552 -	.long SYMBOL_NAME(sys_ni_syscall)				/* old gtty syscall holder */
  21.553 -	.long SYMBOL_NAME(sys_access)
  21.554 -	.long SYMBOL_NAME(sys_nice)
  21.555 -	.long SYMBOL_NAME(sys_ni_syscall)	/* 35 */		/* old ftime syscall holder */
  21.556 -	.long SYMBOL_NAME(sys_sync)
  21.557 -	.long SYMBOL_NAME(sys_kill)
  21.558 -	.long SYMBOL_NAME(sys_rename)
  21.559 -	.long SYMBOL_NAME(sys_mkdir)
  21.560 -	.long SYMBOL_NAME(sys_rmdir)		/* 40 */
  21.561 -	.long SYMBOL_NAME(sys_dup)
  21.562 -	.long SYMBOL_NAME(sys_pipe)
  21.563 -	.long SYMBOL_NAME(sys_times)
  21.564 -	.long SYMBOL_NAME(sys_ni_syscall)				/* old prof syscall holder */
  21.565 -	.long SYMBOL_NAME(sys_brk)		/* 45 */
  21.566 -	.long SYMBOL_NAME(sys_setgid16)
  21.567 -	.long SYMBOL_NAME(sys_getgid16)
  21.568 -	.long SYMBOL_NAME(sys_signal)
  21.569 -	.long SYMBOL_NAME(sys_geteuid16)
  21.570 -	.long SYMBOL_NAME(sys_getegid16)	/* 50 */
  21.571 -	.long SYMBOL_NAME(sys_acct)
  21.572 -	.long SYMBOL_NAME(sys_umount)					/* recycled never used phys() */
  21.573 -	.long SYMBOL_NAME(sys_ni_syscall)				/* old lock syscall holder */
  21.574 -	.long SYMBOL_NAME(sys_ioctl)
  21.575 -	.long SYMBOL_NAME(sys_fcntl)		/* 55 */
  21.576 -	.long SYMBOL_NAME(sys_ni_syscall)				/* old mpx syscall holder */
  21.577 -	.long SYMBOL_NAME(sys_setpgid)
  21.578 -	.long SYMBOL_NAME(sys_ni_syscall)				/* old ulimit syscall holder */
  21.579 -	.long SYMBOL_NAME(sys_olduname)
  21.580 -	.long SYMBOL_NAME(sys_umask)		/* 60 */
  21.581 -	.long SYMBOL_NAME(sys_chroot)
  21.582 -	.long SYMBOL_NAME(sys_ustat)
  21.583 -	.long SYMBOL_NAME(sys_dup2)
  21.584 -	.long SYMBOL_NAME(sys_getppid)
  21.585 -	.long SYMBOL_NAME(sys_getpgrp)		/* 65 */
  21.586 -	.long SYMBOL_NAME(sys_setsid)
  21.587 -	.long SYMBOL_NAME(sys_sigaction)
  21.588 -	.long SYMBOL_NAME(sys_sgetmask)
  21.589 -	.long SYMBOL_NAME(sys_ssetmask)
  21.590 -	.long SYMBOL_NAME(sys_setreuid16)	/* 70 */
  21.591 -	.long SYMBOL_NAME(sys_setregid16)
  21.592 -	.long SYMBOL_NAME(sys_sigsuspend)
  21.593 -	.long SYMBOL_NAME(sys_sigpending)
  21.594 -	.long SYMBOL_NAME(sys_sethostname)
  21.595 -	.long SYMBOL_NAME(sys_setrlimit)	/* 75 */
  21.596 -	.long SYMBOL_NAME(sys_old_getrlimit)
  21.597 -	.long SYMBOL_NAME(sys_getrusage)
  21.598 -	.long SYMBOL_NAME(sys_gettimeofday)
  21.599 -	.long SYMBOL_NAME(sys_settimeofday)
  21.600 -	.long SYMBOL_NAME(sys_getgroups16)	/* 80 */
  21.601 -	.long SYMBOL_NAME(sys_setgroups16)
  21.602 -	.long SYMBOL_NAME(old_select)
  21.603 -	.long SYMBOL_NAME(sys_symlink)
  21.604 -	.long SYMBOL_NAME(sys_lstat)
  21.605 -	.long SYMBOL_NAME(sys_readlink)		/* 85 */
  21.606 -	.long SYMBOL_NAME(sys_uselib)
  21.607 -	.long SYMBOL_NAME(sys_swapon)
  21.608 -	.long SYMBOL_NAME(sys_reboot)
  21.609 -	.long SYMBOL_NAME(old_readdir)
  21.610 -	.long SYMBOL_NAME(old_mmap)		/* 90 */
  21.611 -	.long SYMBOL_NAME(sys_munmap)
  21.612 -	.long SYMBOL_NAME(sys_truncate)
  21.613 -	.long SYMBOL_NAME(sys_ftruncate)
  21.614 -	.long SYMBOL_NAME(sys_fchmod)
  21.615 -	.long SYMBOL_NAME(sys_fchown16)		/* 95 */
  21.616 -	.long SYMBOL_NAME(sys_getpriority)
  21.617 -	.long SYMBOL_NAME(sys_setpriority)
  21.618 -	.long SYMBOL_NAME(sys_ni_syscall)				/* old profil syscall holder */
  21.619 -	.long SYMBOL_NAME(sys_statfs)
  21.620 -	.long SYMBOL_NAME(sys_fstatfs)		/* 100 */
  21.621 -	.long SYMBOL_NAME(sys_ioperm)
  21.622 -	.long SYMBOL_NAME(sys_socketcall)
  21.623 -	.long SYMBOL_NAME(sys_syslog)
  21.624 -	.long SYMBOL_NAME(sys_setitimer)
  21.625 -	.long SYMBOL_NAME(sys_getitimer)	/* 105 */
  21.626 -	.long SYMBOL_NAME(sys_newstat)
  21.627 -	.long SYMBOL_NAME(sys_newlstat)
  21.628 -	.long SYMBOL_NAME(sys_newfstat)
  21.629 -	.long SYMBOL_NAME(sys_uname)
  21.630 -	.long SYMBOL_NAME(sys_iopl)		/* 110 */
  21.631 -	.long SYMBOL_NAME(sys_vhangup)
  21.632 -	.long SYMBOL_NAME(sys_ni_syscall)	/* old "idle" system call */
  21.633 -	.long SYMBOL_NAME(sys_ni_syscall) /* was VM86 */
  21.634 -	.long SYMBOL_NAME(sys_wait4)
  21.635 -	.long SYMBOL_NAME(sys_swapoff)		/* 115 */
  21.636 -	.long SYMBOL_NAME(sys_sysinfo)
  21.637 -	.long SYMBOL_NAME(sys_ipc)
  21.638 -	.long SYMBOL_NAME(sys_fsync)
  21.639 -	.long SYMBOL_NAME(sys_sigreturn)
  21.640 -	.long SYMBOL_NAME(sys_clone)		/* 120 */
  21.641 -	.long SYMBOL_NAME(sys_setdomainname)
  21.642 -	.long SYMBOL_NAME(sys_newuname)
  21.643 -	.long SYMBOL_NAME(sys_modify_ldt)
  21.644 -	.long SYMBOL_NAME(sys_adjtimex)
  21.645 -	.long SYMBOL_NAME(sys_mprotect)		/* 125 */
  21.646 -	.long SYMBOL_NAME(sys_sigprocmask)
  21.647 -	.long SYMBOL_NAME(sys_create_module)
  21.648 -	.long SYMBOL_NAME(sys_init_module)
  21.649 -	.long SYMBOL_NAME(sys_delete_module)
  21.650 -	.long SYMBOL_NAME(sys_get_kernel_syms)	/* 130 */
  21.651 -	.long SYMBOL_NAME(sys_quotactl)
  21.652 -	.long SYMBOL_NAME(sys_getpgid)
  21.653 -	.long SYMBOL_NAME(sys_fchdir)
  21.654 -	.long SYMBOL_NAME(sys_bdflush)
  21.655 -	.long SYMBOL_NAME(sys_sysfs)		/* 135 */
  21.656 -	.long SYMBOL_NAME(sys_personality)
  21.657 -	.long SYMBOL_NAME(sys_ni_syscall)	/* for afs_syscall */
  21.658 -	.long SYMBOL_NAME(sys_setfsuid16)
  21.659 -	.long SYMBOL_NAME(sys_setfsgid16)
  21.660 -	.long SYMBOL_NAME(sys_llseek)		/* 140 */
  21.661 -	.long SYMBOL_NAME(sys_getdents)
  21.662 -	.long SYMBOL_NAME(sys_select)
  21.663 -	.long SYMBOL_NAME(sys_flock)
  21.664 -	.long SYMBOL_NAME(sys_msync)
  21.665 -	.long SYMBOL_NAME(sys_readv)		/* 145 */
  21.666 -	.long SYMBOL_NAME(sys_writev)
  21.667 -	.long SYMBOL_NAME(sys_getsid)
  21.668 -	.long SYMBOL_NAME(sys_fdatasync)
  21.669 -	.long SYMBOL_NAME(sys_sysctl)
  21.670 -	.long SYMBOL_NAME(sys_mlock)		/* 150 */
  21.671 -	.long SYMBOL_NAME(sys_munlock)
  21.672 -	.long SYMBOL_NAME(sys_mlockall)
  21.673 -	.long SYMBOL_NAME(sys_munlockall)
  21.674 -	.long SYMBOL_NAME(sys_sched_setparam)
  21.675 -	.long SYMBOL_NAME(sys_sched_getparam)   /* 155 */
  21.676 -	.long SYMBOL_NAME(sys_sched_setscheduler)
  21.677 -	.long SYMBOL_NAME(sys_sched_getscheduler)
  21.678 -	.long SYMBOL_NAME(sys_sched_yield)
  21.679 -	.long SYMBOL_NAME(sys_sched_get_priority_max)
  21.680 -	.long SYMBOL_NAME(sys_sched_get_priority_min)  /* 160 */
  21.681 -	.long SYMBOL_NAME(sys_sched_rr_get_interval)
  21.682 -	.long SYMBOL_NAME(sys_nanosleep)
  21.683 -	.long SYMBOL_NAME(sys_mremap)
  21.684 -	.long SYMBOL_NAME(sys_setresuid16)
  21.685 -	.long SYMBOL_NAME(sys_getresuid16)	/* 165 */
  21.686 -	.long SYMBOL_NAME(sys_ni_syscall) /* was VM86 */
  21.687 -	.long SYMBOL_NAME(sys_query_module)
  21.688 -	.long SYMBOL_NAME(sys_poll)
  21.689 -	.long SYMBOL_NAME(sys_nfsservctl)
  21.690 -	.long SYMBOL_NAME(sys_setresgid16)	/* 170 */
  21.691 -	.long SYMBOL_NAME(sys_getresgid16)
  21.692 -	.long SYMBOL_NAME(sys_prctl)
  21.693 -	.long SYMBOL_NAME(sys_rt_sigreturn)
  21.694 -	.long SYMBOL_NAME(sys_rt_sigaction)
  21.695 -	.long SYMBOL_NAME(sys_rt_sigprocmask)	/* 175 */
  21.696 -	.long SYMBOL_NAME(sys_rt_sigpending)
  21.697 -	.long SYMBOL_NAME(sys_rt_sigtimedwait)
  21.698 -	.long SYMBOL_NAME(sys_rt_sigqueueinfo)
  21.699 -	.long SYMBOL_NAME(sys_rt_sigsuspend)
  21.700 -	.long SYMBOL_NAME(sys_pread)		/* 180 */
  21.701 -	.long SYMBOL_NAME(sys_pwrite)
  21.702 -	.long SYMBOL_NAME(sys_chown16)
  21.703 -	.long SYMBOL_NAME(sys_getcwd)
  21.704 -	.long SYMBOL_NAME(sys_capget)
  21.705 -	.long SYMBOL_NAME(sys_capset)           /* 185 */
  21.706 -	.long SYMBOL_NAME(sys_sigaltstack)
  21.707 -	.long SYMBOL_NAME(sys_sendfile)
  21.708 -	.long SYMBOL_NAME(sys_ni_syscall)		/* streams1 */
  21.709 -	.long SYMBOL_NAME(sys_ni_syscall)		/* streams2 */
  21.710 -	.long SYMBOL_NAME(sys_vfork)            /* 190 */
  21.711 -	.long SYMBOL_NAME(sys_getrlimit)
  21.712 -	.long SYMBOL_NAME(sys_mmap2)
  21.713 -	.long SYMBOL_NAME(sys_truncate64)
  21.714 -	.long SYMBOL_NAME(sys_ftruncate64)
  21.715 -	.long SYMBOL_NAME(sys_stat64)		/* 195 */
  21.716 -	.long SYMBOL_NAME(sys_lstat64)
  21.717 -	.long SYMBOL_NAME(sys_fstat64)
  21.718 -	.long SYMBOL_NAME(sys_lchown)
  21.719 -	.long SYMBOL_NAME(sys_getuid)
  21.720 -	.long SYMBOL_NAME(sys_getgid)		/* 200 */
  21.721 -	.long SYMBOL_NAME(sys_geteuid)
  21.722 -	.long SYMBOL_NAME(sys_getegid)
  21.723 -	.long SYMBOL_NAME(sys_setreuid)
  21.724 -	.long SYMBOL_NAME(sys_setregid)
  21.725 -	.long SYMBOL_NAME(sys_getgroups)	/* 205 */
  21.726 -	.long SYMBOL_NAME(sys_setgroups)
  21.727 -	.long SYMBOL_NAME(sys_fchown)
  21.728 -	.long SYMBOL_NAME(sys_setresuid)
  21.729 -	.long SYMBOL_NAME(sys_getresuid)
  21.730 -	.long SYMBOL_NAME(sys_setresgid)	/* 210 */
  21.731 -	.long SYMBOL_NAME(sys_getresgid)
  21.732 -	.long SYMBOL_NAME(sys_chown)
  21.733 -	.long SYMBOL_NAME(sys_setuid)
  21.734 -	.long SYMBOL_NAME(sys_setgid)
  21.735 -	.long SYMBOL_NAME(sys_setfsuid)		/* 215 */
  21.736 -	.long SYMBOL_NAME(sys_setfsgid)
  21.737 -	.long SYMBOL_NAME(sys_pivot_root)
  21.738 -	.long SYMBOL_NAME(sys_mincore)
  21.739 -	.long SYMBOL_NAME(sys_madvise)
  21.740 -	.long SYMBOL_NAME(sys_getdents64)	/* 220 */
  21.741 -	.long SYMBOL_NAME(sys_fcntl64)
  21.742 -	.long SYMBOL_NAME(sys_ni_syscall)	/* reserved for TUX */
  21.743 -	.long SYMBOL_NAME(sys_ni_syscall)	/* Reserved for Security */
  21.744 -	.long SYMBOL_NAME(sys_gettid)
  21.745 -	.long SYMBOL_NAME(sys_readahead)	/* 225 */
  21.746 -	.long SYMBOL_NAME(sys_setxattr)
  21.747 -	.long SYMBOL_NAME(sys_lsetxattr)
  21.748 -	.long SYMBOL_NAME(sys_fsetxattr)
  21.749 -	.long SYMBOL_NAME(sys_getxattr)
  21.750 -	.long SYMBOL_NAME(sys_lgetxattr)	/* 230 */
  21.751 -	.long SYMBOL_NAME(sys_fgetxattr)
  21.752 -	.long SYMBOL_NAME(sys_listxattr)
  21.753 -	.long SYMBOL_NAME(sys_llistxattr)
  21.754 -	.long SYMBOL_NAME(sys_flistxattr)
  21.755 -	.long SYMBOL_NAME(sys_removexattr)	/* 235 */
  21.756 -	.long SYMBOL_NAME(sys_lremovexattr)
  21.757 -	.long SYMBOL_NAME(sys_fremovexattr)
  21.758 - 	.long SYMBOL_NAME(sys_tkill)
  21.759 -	.long SYMBOL_NAME(sys_sendfile64)
  21.760 -	.long SYMBOL_NAME(sys_ni_syscall)	/* 240 reserved for futex */
  21.761 -	.long SYMBOL_NAME(sys_ni_syscall)	/* reserved for sched_setaffinity */
  21.762 -	.long SYMBOL_NAME(sys_ni_syscall)	/* reserved for sched_getaffinity */
  21.763 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_set_thread_area */
  21.764 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_get_thread_area */
  21.765 -	.long SYMBOL_NAME(sys_ni_syscall)	/* 245 sys_io_setup */
  21.766 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_io_destroy */
  21.767 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_io_getevents */
  21.768 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_io_submit */
  21.769 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_io_cancel */
  21.770 -	.long SYMBOL_NAME(sys_ni_syscall)	/* 250 sys_alloc_hugepages */
  21.771 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_free_hugepages */
  21.772 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_exit_group */
  21.773 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_lookup_dcookie */
  21.774 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_epoll_create */
  21.775 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_epoll_ctl 255 */
  21.776 -	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_epoll_wait */
  21.777 - 	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_remap_file_pages */
  21.778 - 	.long SYMBOL_NAME(sys_ni_syscall)	/* sys_set_tid_address */
  21.779 -
  21.780 -	.rept NR_syscalls-(.-sys_call_table)/4
  21.781 -		.long SYMBOL_NAME(sys_ni_syscall)
  21.782 -	.endr
    22.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/head.S	Thu Jan 20 22:18:00 2005 +0000
    22.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    22.3 @@ -1,39 +0,0 @@
    22.4 -
    22.5 -.section __xen_guest
    22.6 -    .asciz "GUEST_OS=linux,GUEST_VER=2.4,XEN_VER=2.0,VIRT_BASE=0xC0000000"
    22.7 -
    22.8 -.text
    22.9 -#include <linux/config.h>
   22.10 -#include <linux/threads.h>
   22.11 -#include <linux/linkage.h>
   22.12 -#include <asm/segment.h>
   22.13 -#include <asm/page.h>
   22.14 -#include <asm/pgtable.h>
   22.15 -#include <asm/desc.h>
   22.16 -
   22.17 -ENTRY(stext)
   22.18 -ENTRY(_stext)
   22.19 -        cld
   22.20 -        lss stack_start,%esp
   22.21 -        /* Copy the necessary stuff from xen_start_info structure. */
   22.22 -        mov $SYMBOL_NAME(xen_start_info_union),%edi
   22.23 -        mov $128,%ecx
   22.24 -        rep movsl
   22.25 -        jmp SYMBOL_NAME(start_kernel)
   22.26 -
   22.27 -ENTRY(stack_start)
   22.28 -	.long SYMBOL_NAME(init_task_union)+8192, __KERNEL_DS
   22.29 -
   22.30 -.org 0x1000
   22.31 -ENTRY(empty_zero_page)
   22.32 -
   22.33 -.org 0x2000
   22.34 -ENTRY(default_ldt)
   22.35 -
   22.36 -.org 0x3000
   22.37 -ENTRY(cpu0_pte_quicklist)
   22.38 -
   22.39 -.org 0x3400
   22.40 -ENTRY(cpu0_pgd_quicklist)
   22.41 -        
   22.42 -.org 0x3800
    23.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/i386_ksyms.c	Thu Jan 20 22:18:00 2005 +0000
    23.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    23.3 @@ -1,180 +0,0 @@
    23.4 -#include <linux/config.h>
    23.5 -#include <linux/module.h>
    23.6 -#include <linux/smp.h>
    23.7 -#include <linux/user.h>
    23.8 -#include <linux/elfcore.h>
    23.9 -#include <linux/mca.h>
   23.10 -#include <linux/sched.h>
   23.11 -#include <linux/in6.h>
   23.12 -#include <linux/interrupt.h>
   23.13 -#include <linux/smp_lock.h>
   23.14 -#include <linux/pm.h>
   23.15 -#include <linux/pci.h>
   23.16 -#include <linux/apm_bios.h>
   23.17 -#include <linux/kernel.h>
   23.18 -#include <linux/string.h>
   23.19 -#include <linux/tty.h>
   23.20 -
   23.21 -#include <asm/semaphore.h>
   23.22 -#include <asm/processor.h>
   23.23 -#include <asm/i387.h>
   23.24 -#include <asm/uaccess.h>
   23.25 -#include <asm/checksum.h>
   23.26 -#include <asm/io.h>
   23.27 -#include <asm/hardirq.h>
   23.28 -#include <asm/delay.h>
   23.29 -#include <asm/irq.h>
   23.30 -#include <asm/mmx.h>
   23.31 -#include <asm/desc.h>
   23.32 -#include <asm/pgtable.h>
   23.33 -#include <asm/pgalloc.h>
   23.34 -
   23.35 -extern void dump_thread(struct pt_regs *, struct user *);
   23.36 -extern spinlock_t rtc_lock;
   23.37 -
   23.38 -#if defined(CONFIG_APMXXX) || defined(CONFIG_APM_MODULEXXX)
   23.39 -extern void machine_real_restart(unsigned char *, int);
   23.40 -EXPORT_SYMBOL(machine_real_restart);
   23.41 -extern void default_idle(void);
   23.42 -EXPORT_SYMBOL(default_idle);
   23.43 -#endif
   23.44 -
   23.45 -#ifdef CONFIG_SMP
   23.46 -extern void FASTCALL( __write_lock_failed(rwlock_t *rw));
   23.47 -extern void FASTCALL( __read_lock_failed(rwlock_t *rw));
   23.48 -#endif
   23.49 -
   23.50 -#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_HD) || defined(CONFIG_BLK_DEV_IDE_MODULE) || defined(CONFIG_BLK_DEV_HD_MODULE)
   23.51 -extern struct drive_info_struct drive_info;
   23.52 -EXPORT_SYMBOL(drive_info);
   23.53 -#endif
   23.54 -
   23.55 -// XXX extern unsigned long get_cmos_time(void);
   23.56 -
   23.57 -/* platform dependent support */
   23.58 -EXPORT_SYMBOL(boot_cpu_data);
   23.59 -EXPORT_SYMBOL(dump_thread);
   23.60 -EXPORT_SYMBOL(dump_fpu);
   23.61 -EXPORT_SYMBOL(dump_extended_fpu);
   23.62 -EXPORT_SYMBOL(__ioremap);
   23.63 -EXPORT_SYMBOL(iounmap);
   23.64 -EXPORT_SYMBOL(enable_irq);
   23.65 -EXPORT_SYMBOL(disable_irq);
   23.66 -EXPORT_SYMBOL(disable_irq_nosync);
   23.67 -EXPORT_SYMBOL(probe_irq_mask);
   23.68 -EXPORT_SYMBOL(kernel_thread);
   23.69 -EXPORT_SYMBOL(pm_idle);
   23.70 -EXPORT_SYMBOL(pm_power_off);
   23.71 -EXPORT_SYMBOL(apm_info);
   23.72 -//EXPORT_SYMBOL(gdt);
   23.73 -EXPORT_SYMBOL(empty_zero_page);
   23.74 -EXPORT_SYMBOL(phys_to_machine_mapping);
   23.75 -
   23.76 -
   23.77 -#ifdef CONFIG_DEBUG_IOVIRT
   23.78 -EXPORT_SYMBOL(__io_virt_debug);
   23.79 -#endif
   23.80 -
   23.81 -EXPORT_SYMBOL_NOVERS(__down_failed);
   23.82 -EXPORT_SYMBOL_NOVERS(__down_failed_interruptible);
   23.83 -EXPORT_SYMBOL_NOVERS(__down_failed_trylock);
   23.84 -EXPORT_SYMBOL_NOVERS(__up_wakeup);
   23.85 -/* Networking helper routines. */
   23.86 -EXPORT_SYMBOL(csum_partial_copy_generic);
   23.87 -/* Delay loops */
   23.88 -EXPORT_SYMBOL(__ndelay);
   23.89 -EXPORT_SYMBOL(__udelay);
   23.90 -EXPORT_SYMBOL(__delay);
   23.91 -EXPORT_SYMBOL(__const_udelay);
   23.92 -
   23.93 -EXPORT_SYMBOL_NOVERS(__get_user_1);
   23.94 -EXPORT_SYMBOL_NOVERS(__get_user_2);
   23.95 -EXPORT_SYMBOL_NOVERS(__get_user_4);
   23.96 -
   23.97 -EXPORT_SYMBOL(strtok);
   23.98 -EXPORT_SYMBOL(strpbrk);
   23.99 -EXPORT_SYMBOL(strstr);
  23.100 -
  23.101 -EXPORT_SYMBOL(strncpy_from_user);
  23.102 -EXPORT_SYMBOL(__strncpy_from_user);
  23.103 -EXPORT_SYMBOL(clear_user);
  23.104 -EXPORT_SYMBOL(__clear_user);
  23.105 -EXPORT_SYMBOL(__generic_copy_from_user);
  23.106 -EXPORT_SYMBOL(__generic_copy_to_user);
  23.107 -EXPORT_SYMBOL(strnlen_user);
  23.108 -
  23.109 -
  23.110 -EXPORT_SYMBOL(pci_alloc_consistent);
  23.111 -EXPORT_SYMBOL(pci_free_consistent);
  23.112 -
  23.113 -#ifdef CONFIG_PCI
  23.114 -EXPORT_SYMBOL(pcibios_penalize_isa_irq);
  23.115 -EXPORT_SYMBOL(pci_mem_start);
  23.116 -#endif
  23.117 -
  23.118 -
  23.119 -#ifdef CONFIG_X86_USE_3DNOW
  23.120 -EXPORT_SYMBOL(_mmx_memcpy);
  23.121 -EXPORT_SYMBOL(mmx_clear_page);
  23.122 -EXPORT_SYMBOL(mmx_copy_page);
  23.123 -#endif
  23.124 -
  23.125 -#ifdef CONFIG_SMP
  23.126 -EXPORT_SYMBOL(cpu_data);
  23.127 -EXPORT_SYMBOL(kernel_flag_cacheline);
  23.128 -EXPORT_SYMBOL(smp_num_cpus);
  23.129 -EXPORT_SYMBOL(cpu_online_map);
  23.130 -EXPORT_SYMBOL_NOVERS(__write_lock_failed);
  23.131 -EXPORT_SYMBOL_NOVERS(__read_lock_failed);
  23.132 -
  23.133 -/* Global SMP irq stuff */
  23.134 -EXPORT_SYMBOL(synchronize_irq);
  23.135 -EXPORT_SYMBOL(global_irq_holder);
  23.136 -EXPORT_SYMBOL(__global_cli);
  23.137 -EXPORT_SYMBOL(__global_sti);
  23.138 -EXPORT_SYMBOL(__global_save_flags);
  23.139 -EXPORT_SYMBOL(__global_restore_flags);
  23.140 -EXPORT_SYMBOL(smp_call_function);
  23.141 -
  23.142 -/* TLB flushing */
  23.143 -EXPORT_SYMBOL(flush_tlb_page);
  23.144 -
  23.145 -/* HT support */
  23.146 -EXPORT_SYMBOL(smp_num_siblings);
  23.147 -EXPORT_SYMBOL(cpu_sibling_map);
  23.148 -#endif
  23.149 -
  23.150 -#ifdef CONFIG_X86_IO_APIC
  23.151 -EXPORT_SYMBOL(IO_APIC_get_PCI_irq_vector);
  23.152 -#endif
  23.153 -
  23.154 -#ifdef CONFIG_VT
  23.155 -EXPORT_SYMBOL(screen_info);
  23.156 -#endif
  23.157 -
  23.158 -EXPORT_SYMBOL(get_wchan);
  23.159 -
  23.160 -EXPORT_SYMBOL(rtc_lock);
  23.161 -
  23.162 -#undef memcpy
  23.163 -#undef memset
  23.164 -extern void * memset(void *,int,__kernel_size_t);
  23.165 -extern void * memcpy(void *,const void *,__kernel_size_t);
  23.166 -EXPORT_SYMBOL_NOVERS(memcpy);
  23.167 -EXPORT_SYMBOL_NOVERS(memset);
  23.168 -
  23.169 -#ifdef CONFIG_HAVE_DEC_LOCK
  23.170 -EXPORT_SYMBOL(atomic_dec_and_lock);
  23.171 -#endif
  23.172 -
  23.173 -#ifdef CONFIG_MULTIQUAD
  23.174 -EXPORT_SYMBOL(xquad_portio);
  23.175 -#endif
  23.176 -
  23.177 -#include <asm/xen_proc.h>
  23.178 -EXPORT_SYMBOL(create_xen_proc_entry);
  23.179 -EXPORT_SYMBOL(remove_xen_proc_entry);
  23.180 -
  23.181 -EXPORT_SYMBOL(evtchn_do_upcall);
  23.182 -EXPORT_SYMBOL(force_evtchn_callback);
  23.183 -EXPORT_SYMBOL(HYPERVISOR_shared_info);
    24.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/irq.c	Thu Jan 20 22:18:00 2005 +0000
    24.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    24.3 @@ -1,1242 +0,0 @@
    24.4 -/*
    24.5 - *	linux/arch/i386/kernel/irq.c
    24.6 - *
    24.7 - *	Copyright (C) 1992, 1998 Linus Torvalds, Ingo Molnar
    24.8 - *
    24.9 - * This file contains the code used by various IRQ handling routines:
   24.10 - * asking for different IRQ's should be done through these routines
   24.11 - * instead of just grabbing them. Thus setups with different IRQ numbers
   24.12 - * shouldn't result in any weird surprises, and installing new handlers
   24.13 - * should be easier.
   24.14 - */
   24.15 -
   24.16 -/*
   24.17 - * (mostly architecture independent, will move to kernel/irq.c in 2.5.)
   24.18 - *
   24.19 - * IRQs are in fact implemented a bit like signal handlers for the kernel.
   24.20 - * Naturally it's not a 1:1 relation, but there are similarities.
   24.21 - */
   24.22 -
   24.23 -#include <linux/config.h>
   24.24 -#include <linux/ptrace.h>
   24.25 -#include <linux/errno.h>
   24.26 -#include <linux/signal.h>
   24.27 -#include <linux/sched.h>
   24.28 -#include <linux/ioport.h>
   24.29 -#include <linux/interrupt.h>
   24.30 -#include <linux/timex.h>
   24.31 -#include <linux/slab.h>
   24.32 -#include <linux/random.h>
   24.33 -#include <linux/smp_lock.h>
   24.34 -#include <linux/init.h>
   24.35 -#include <linux/kernel_stat.h>
   24.36 -#include <linux/irq.h>
   24.37 -#include <linux/proc_fs.h>
   24.38 -#include <linux/seq_file.h>
   24.39 -
   24.40 -#include <asm/atomic.h>
   24.41 -#include <asm/io.h>
   24.42 -#include <asm/smp.h>
   24.43 -#include <asm/system.h>
   24.44 -#include <asm/bitops.h>
   24.45 -#include <asm/uaccess.h>
   24.46 -#include <asm/pgalloc.h>
   24.47 -#include <asm/delay.h>
   24.48 -#include <asm/desc.h>
   24.49 -#include <asm/irq.h>
   24.50 -
   24.51 -
   24.52 -
   24.53 -/*
   24.54 - * Linux has a controller-independent x86 interrupt architecture.
   24.55 - * every controller has a 'controller-template', that is used
   24.56 - * by the main code to do the right thing. Each driver-visible
   24.57 - * interrupt source is transparently wired to the apropriate
   24.58 - * controller. Thus drivers need not be aware of the
   24.59 - * interrupt-controller.
   24.60 - *
   24.61 - * Various interrupt controllers we handle: 8259 PIC, SMP IO-APIC,
   24.62 - * PIIX4's internal 8259 PIC and SGI's Visual Workstation Cobalt (IO-)APIC.
   24.63 - * (IO-APICs assumed to be messaging to Pentium local-APICs)
   24.64 - *
   24.65 - * the code is designed to be easily extended with new/different
   24.66 - * interrupt controllers, without having to do assembly magic.
   24.67 - */
   24.68 -
   24.69 -/*
   24.70 - * Controller mappings for all interrupt sources:
   24.71 - */
   24.72 -irq_desc_t irq_desc[NR_IRQS] __cacheline_aligned =
   24.73 -	{ [0 ... NR_IRQS-1] = { 0, &no_irq_type, NULL, 0, SPIN_LOCK_UNLOCKED}};
   24.74 -
   24.75 -static void register_irq_proc (unsigned int irq);
   24.76 -
   24.77 -/*
   24.78 - * Special irq handlers.
   24.79 - */
   24.80 -
   24.81 -void no_action(int cpl, void *dev_id, struct pt_regs *regs) { }
   24.82 -
   24.83 -/*
   24.84 - * Generic no controller code
   24.85 - */
   24.86 -
   24.87 -static void enable_none(unsigned int irq) { }
   24.88 -static unsigned int startup_none(unsigned int irq) { return 0; }
   24.89 -static void disable_none(unsigned int irq) { }
   24.90 -static void ack_none(unsigned int irq)
   24.91 -{
   24.92 -/*
   24.93 - * 'what should we do if we get a hw irq event on an illegal vector'.
   24.94 - * each architecture has to answer this themselves, it doesnt deserve
   24.95 - * a generic callback i think.
   24.96 - */
   24.97 -#if CONFIG_X86
   24.98 -	printk("unexpected IRQ trap at vector %02x\n", irq);
   24.99 -#ifdef CONFIG_X86_LOCAL_APIC
  24.100 -	/*
  24.101 -	 * Currently unexpected vectors happen only on SMP and APIC.
  24.102 -	 * We _must_ ack these because every local APIC has only N
  24.103 -	 * irq slots per priority level, and a 'hanging, unacked' IRQ
  24.104 -	 * holds up an irq slot - in excessive cases (when multiple
  24.105 -	 * unexpected vectors occur) that might lock up the APIC
  24.106 -	 * completely.
  24.107 -	 */
  24.108 -	ack_APIC_irq();
  24.109 -#endif
  24.110 -#endif
  24.111 -}
  24.112 -
  24.113 -/* startup is the same as "enable", shutdown is same as "disable" */
  24.114 -#define shutdown_none	disable_none
  24.115 -#define end_none	enable_none
  24.116 -
  24.117 -struct hw_interrupt_type no_irq_type = {
  24.118 -	"none",
  24.119 -	startup_none,
  24.120 -	shutdown_none,
  24.121 -	enable_none,
  24.122 -	disable_none,
  24.123 -	ack_none,
  24.124 -	end_none
  24.125 -};
  24.126 -
  24.127 -atomic_t irq_err_count;
  24.128 -#ifdef CONFIG_X86_IO_APIC
  24.129 -#ifdef APIC_MISMATCH_DEBUG
  24.130 -atomic_t irq_mis_count;
  24.131 -#endif
  24.132 -#endif
  24.133 -
  24.134 -/*
  24.135 - * Generic, controller-independent functions:
  24.136 - */
  24.137 -
  24.138 -int show_interrupts(struct seq_file *p, void *v)
  24.139 -{
  24.140 -	int i, j;
  24.141 -	struct irqaction * action;
  24.142 -
  24.143 -	seq_printf(p, "           ");
  24.144 -	for (j=0; j<smp_num_cpus; j++)
  24.145 -		seq_printf(p, "CPU%d       ",j);
  24.146 -	seq_putc(p,'\n');
  24.147 -
  24.148 -	for (i = 0 ; i < NR_IRQS ; i++) {
  24.149 -		action = irq_desc[i].action;
  24.150 -		if (!action) 
  24.151 -			continue;
  24.152 -		seq_printf(p, "%3d: ",i);
  24.153 -#ifndef CONFIG_SMP
  24.154 -		seq_printf(p, "%10u ", kstat_irqs(i));
  24.155 -#else
  24.156 -		for (j = 0; j < smp_num_cpus; j++)
  24.157 -			seq_printf(p, "%10u ",
  24.158 -				kstat.irqs[cpu_logical_map(j)][i]);
  24.159 -#endif
  24.160 -		seq_printf(p, " %14s", irq_desc[i].handler->typename);
  24.161 -		seq_printf(p, "  %s", action->name);
  24.162 -
  24.163 -		for (action=action->next; action; action = action->next)
  24.164 -			seq_printf(p, ", %s", action->name);
  24.165 -		seq_putc(p,'\n');
  24.166 -	}
  24.167 -	seq_printf(p, "NMI: ");
  24.168 -	for (j = 0; j < smp_num_cpus; j++)
  24.169 -		seq_printf(p, "%10u ",
  24.170 -			nmi_count(cpu_logical_map(j)));
  24.171 -	seq_printf(p, "\n");
  24.172 -#if CONFIG_X86_LOCAL_APIC
  24.173 -	seq_printf(p, "LOC: ");
  24.174 -	for (j = 0; j < smp_num_cpus; j++)
  24.175 -		seq_printf(p, "%10u ",
  24.176 -			apic_timer_irqs[cpu_logical_map(j)]);
  24.177 -	seq_printf(p, "\n");
  24.178 -#endif
  24.179 -	seq_printf(p, "ERR: %10u\n", atomic_read(&irq_err_count));
  24.180 -#ifdef CONFIG_X86_IO_APIC
  24.181 -#ifdef APIC_MISMATCH_DEBUG
  24.182 -	seq_printf(p, "MIS: %10u\n", atomic_read(&irq_mis_count));
  24.183 -#endif
  24.184 -#endif
  24.185 -
  24.186 -	return 0;
  24.187 -}
  24.188 -
  24.189 -
  24.190 -/*
  24.191 - * Global interrupt locks for SMP. Allow interrupts to come in on any
  24.192 - * CPU, yet make cli/sti act globally to protect critical regions..
  24.193 - */
  24.194 -
  24.195 -#ifdef CONFIG_SMP
  24.196 -unsigned char global_irq_holder = NO_PROC_ID;
  24.197 -unsigned volatile long global_irq_lock; /* pendantic: long for set_bit --RR */
  24.198 -
  24.199 -extern void show_stack(unsigned long* esp);
  24.200 -
  24.201 -static void show(char * str)
  24.202 -{
  24.203 -	int i;
  24.204 -	int cpu = smp_processor_id();
  24.205 -
  24.206 -	printk("\n%s, CPU %d:\n", str, cpu);
  24.207 -	printk("irq:  %d [",irqs_running());
  24.208 -	for(i=0;i < smp_num_cpus;i++)
  24.209 -		printk(" %d",local_irq_count(i));
  24.210 -	printk(" ]\nbh:   %d [",spin_is_locked(&global_bh_lock) ? 1 : 0);
  24.211 -	for(i=0;i < smp_num_cpus;i++)
  24.212 -		printk(" %d",local_bh_count(i));
  24.213 -
  24.214 -	printk(" ]\nStack dumps:");
  24.215 -	for(i = 0; i < smp_num_cpus; i++) {
  24.216 -		unsigned long esp;
  24.217 -		if (i == cpu)
  24.218 -			continue;
  24.219 -		printk("\nCPU %d:",i);
  24.220 -		esp = init_tss[i].esp0;
  24.221 -		if (!esp) {
  24.222 -			/* tss->esp0 is set to NULL in cpu_init(),
  24.223 -			 * it's initialized when the cpu returns to user
  24.224 -			 * space. -- manfreds
  24.225 -			 */
  24.226 -			printk(" <unknown> ");
  24.227 -			continue;
  24.228 -		}
  24.229 -		esp &= ~(THREAD_SIZE-1);
  24.230 -		esp += sizeof(struct task_struct);
  24.231 -		show_stack((void*)esp);
  24.232 - 	}
  24.233 -	printk("\nCPU %d:",cpu);
  24.234 -	show_stack(NULL);
  24.235 -	printk("\n");
  24.236 -}
  24.237 -	
  24.238 -#define MAXCOUNT 100000000
  24.239 -
  24.240 -/*
  24.241 - * I had a lockup scenario where a tight loop doing
  24.242 - * spin_unlock()/spin_lock() on CPU#1 was racing with
  24.243 - * spin_lock() on CPU#0. CPU#0 should have noticed spin_unlock(), but
  24.244 - * apparently the spin_unlock() information did not make it
  24.245 - * through to CPU#0 ... nasty, is this by design, do we have to limit
  24.246 - * 'memory update oscillation frequency' artificially like here?
  24.247 - *
  24.248 - * Such 'high frequency update' races can be avoided by careful design, but
  24.249 - * some of our major constructs like spinlocks use similar techniques,
  24.250 - * it would be nice to clarify this issue. Set this define to 0 if you
  24.251 - * want to check whether your system freezes.  I suspect the delay done
  24.252 - * by SYNC_OTHER_CORES() is in correlation with 'snooping latency', but
  24.253 - * i thought that such things are guaranteed by design, since we use
  24.254 - * the 'LOCK' prefix.
  24.255 - */
  24.256 -#define SUSPECTED_CPU_OR_CHIPSET_BUG_WORKAROUND 0
  24.257 -
  24.258 -#if SUSPECTED_CPU_OR_CHIPSET_BUG_WORKAROUND
  24.259 -# define SYNC_OTHER_CORES(x) udelay(x+1)
  24.260 -#else
  24.261 -/*
  24.262 - * We have to allow irqs to arrive between __sti and __cli
  24.263 - */
  24.264 -# define SYNC_OTHER_CORES(x) __asm__ __volatile__ ("nop")
  24.265 -#endif
  24.266 -
  24.267 -static inline void wait_on_irq(int cpu)
  24.268 -{
  24.269 -	int count = MAXCOUNT;
  24.270 -
  24.271 -	for (;;) {
  24.272 -
  24.273 -		/*
  24.274 -		 * Wait until all interrupts are gone. Wait
  24.275 -		 * for bottom half handlers unless we're
  24.276 -		 * already executing in one..
  24.277 -		 */
  24.278 -		if (!irqs_running())
  24.279 -			if (local_bh_count(cpu) || !spin_is_locked(&global_bh_lock))
  24.280 -				break;
  24.281 -
  24.282 -		/* Duh, we have to loop. Release the lock to avoid deadlocks */
  24.283 -		clear_bit(0,&global_irq_lock);
  24.284 -
  24.285 -		for (;;) {
  24.286 -			if (!--count) {
  24.287 -				show("wait_on_irq");
  24.288 -				count = ~0;
  24.289 -			}
  24.290 -			__sti();
  24.291 -			SYNC_OTHER_CORES(cpu);
  24.292 -			__cli();
  24.293 -			if (irqs_running())
  24.294 -				continue;
  24.295 -			if (global_irq_lock)
  24.296 -				continue;
  24.297 -			if (!local_bh_count(cpu) && spin_is_locked(&global_bh_lock))
  24.298 -				continue;
  24.299 -			if (!test_and_set_bit(0,&global_irq_lock))
  24.300 -				break;
  24.301 -		}
  24.302 -	}
  24.303 -}
  24.304 -
  24.305 -/*
  24.306 - * This is called when we want to synchronize with
  24.307 - * interrupts. We may for example tell a device to
  24.308 - * stop sending interrupts: but to make sure there
  24.309 - * are no interrupts that are executing on another
  24.310 - * CPU we need to call this function.
  24.311 - */
  24.312 -void synchronize_irq(void)
  24.313 -{
  24.314 -	if (irqs_running()) {
  24.315 -		/* Stupid approach */
  24.316 -		cli();
  24.317 -		sti();
  24.318 -	}
  24.319 -}
  24.320 -
  24.321 -static inline void get_irqlock(int cpu)
  24.322 -{
  24.323 -	if (test_and_set_bit(0,&global_irq_lock)) {
  24.324 -		/* do we already hold the lock? */
  24.325 -		if ((unsigned char) cpu == global_irq_holder)
  24.326 -			return;
  24.327 -		/* Uhhuh.. Somebody else got it. Wait.. */
  24.328 -		do {
  24.329 -			do {
  24.330 -				rep_nop();
  24.331 -			} while (test_bit(0,&global_irq_lock));
  24.332 -		} while (test_and_set_bit(0,&global_irq_lock));		
  24.333 -	}
  24.334 -	/* 
  24.335 -	 * We also to make sure that nobody else is running
  24.336 -	 * in an interrupt context. 
  24.337 -	 */
  24.338 -	wait_on_irq(cpu);
  24.339 -
  24.340 -	/*
  24.341 -	 * Ok, finally..
  24.342 -	 */
  24.343 -	global_irq_holder = cpu;
  24.344 -}
  24.345 -
  24.346 -/*
  24.347 - * A global "cli()" while in an interrupt context
  24.348 - * turns into just a local cli(). Interrupts
  24.349 - * should use spinlocks for the (very unlikely)
  24.350 - * case that they ever want to protect against
  24.351 - * each other.
  24.352 - *
  24.353 - * If we already have local interrupts disabled,
  24.354 - * this will not turn a local disable into a
  24.355 - * global one (problems with spinlocks: this makes
  24.356 - * save_flags+cli+sti usable inside a spinlock).
  24.357 - */
  24.358 -void __global_cli(void)
  24.359 -{
  24.360 -	unsigned int flags;
  24.361 -
  24.362 -	__save_flags(flags);
  24.363 -	if (!flags) {
  24.364 -		int cpu = smp_processor_id();
  24.365 -		__cli();
  24.366 -		if (!local_irq_count(cpu))
  24.367 -			get_irqlock(cpu);
  24.368 -	}
  24.369 -}
  24.370 -
  24.371 -void __global_sti(void)
  24.372 -{
  24.373 -	int cpu = smp_processor_id();
  24.374 -
  24.375 -	if (!local_irq_count(cpu))
  24.376 -		release_irqlock(cpu);
  24.377 -	__sti();
  24.378 -}
  24.379 -
  24.380 -/*
  24.381 - * SMP flags value to restore to:
  24.382 - * 0 - global cli
  24.383 - * 1 - global sti
  24.384 - * 2 - local cli
  24.385 - * 3 - local sti
  24.386 - */
  24.387 -unsigned long __global_save_flags(void)
  24.388 -{
  24.389 -	int retval;
  24.390 -	int local_enabled;
  24.391 -	unsigned long flags;
  24.392 -	int cpu = smp_processor_id();
  24.393 -
  24.394 -	__save_flags(flags);
  24.395 -	local_enabled = !flags;
  24.396 -	/* default to local */
  24.397 -	retval = 2 + local_enabled;
  24.398 -
  24.399 -	/* check for global flags if we're not in an interrupt */
  24.400 -	if (!local_irq_count(cpu)) {
  24.401 -		if (local_enabled)
  24.402 -			retval = 1;
  24.403 -		if (global_irq_holder == cpu)
  24.404 -			retval = 0;
  24.405 -	}
  24.406 -	return retval;
  24.407 -}
  24.408 -
  24.409 -void __global_restore_flags(unsigned long flags)
  24.410 -{
  24.411 -	switch (flags) {
  24.412 -	case 0:
  24.413 -		__global_cli();
  24.414 -		break;
  24.415 -	case 1:
  24.416 -		__global_sti();
  24.417 -		break;
  24.418 -	case 2:
  24.419 -		__cli();
  24.420 -		break;
  24.421 -	case 3:
  24.422 -		__sti();
  24.423 -		break;
  24.424 -	default:
  24.425 -		printk("global_restore_flags: %08lx (%08lx)\n",
  24.426 -			flags, (&flags)[-1]);
  24.427 -	}
  24.428 -}
  24.429 -
  24.430 -#endif
  24.431 -
  24.432 -/*
  24.433 - * This should really return information about whether
  24.434 - * we should do bottom half handling etc. Right now we
  24.435 - * end up _always_ checking the bottom half, which is a
  24.436 - * waste of time and is not what some drivers would
  24.437 - * prefer.
  24.438 - */
  24.439 -int handle_IRQ_event(unsigned int irq, struct pt_regs * regs, struct irqaction * action)
  24.440 -{
  24.441 -	int status;
  24.442 -	int cpu = smp_processor_id();
  24.443 -
  24.444 -	irq_enter(cpu, irq);
  24.445 -
  24.446 -	status = 1;	/* Force the "do bottom halves" bit */
  24.447 -
  24.448 -	if (!(action->flags & SA_INTERRUPT))
  24.449 -		__sti();
  24.450 -
  24.451 -	do {
  24.452 -		status |= action->flags;
  24.453 -		action->handler(irq, action->dev_id, regs);
  24.454 -		action = action->next;
  24.455 -	} while (action);
  24.456 -	if (status & SA_SAMPLE_RANDOM)
  24.457 -		add_interrupt_randomness(irq);
  24.458 -	__cli();
  24.459 -
  24.460 -	irq_exit(cpu, irq);
  24.461 -
  24.462 -	return status;
  24.463 -}
  24.464 -
  24.465 -/*
  24.466 - * Generic enable/disable code: this just calls
  24.467 - * down into the PIC-specific version for the actual
  24.468 - * hardware disable after having gotten the irq
  24.469 - * controller lock. 
  24.470 - */
  24.471 - 
  24.472 -/**
  24.473 - *	disable_irq_nosync - disable an irq without waiting
  24.474 - *	@irq: Interrupt to disable
  24.475 - *
  24.476 - *	Disable the selected interrupt line.  Disables and Enables are
  24.477 - *	nested.
  24.478 - *	Unlike disable_irq(), this function does not ensure existing
  24.479 - *	instances of the IRQ handler have completed before returning.
  24.480 - *
  24.481 - *	This function may be called from IRQ context.
  24.482 - */
  24.483 - 
  24.484 -inline void disable_irq_nosync(unsigned int irq)
  24.485 -{
  24.486 -	irq_desc_t *desc = irq_desc + irq;
  24.487 -	unsigned long flags;
  24.488 -
  24.489 -	spin_lock_irqsave(&desc->lock, flags);
  24.490 -	if (!desc->depth++) {
  24.491 -		desc->status |= IRQ_DISABLED;
  24.492 -		desc->handler->disable(irq);
  24.493 -	}
  24.494 -	spin_unlock_irqrestore(&desc->lock, flags);
  24.495 -}
  24.496 -
  24.497 -/**
  24.498 - *	disable_irq - disable an irq and wait for completion
  24.499 - *	@irq: Interrupt to disable
  24.500 - *
  24.501 - *	Disable the selected interrupt line.  Enables and Disables are
  24.502 - *	nested.
  24.503 - *	This function waits for any pending IRQ handlers for this interrupt
  24.504 - *	to complete before returning. If you use this function while
  24.505 - *	holding a resource the IRQ handler may need you will deadlock.
  24.506 - *
  24.507 - *	This function may be called - with care - from IRQ context.
  24.508 - */
  24.509 - 
  24.510 -void disable_irq(unsigned int irq)
  24.511 -{
  24.512 -	disable_irq_nosync(irq);
  24.513 -
  24.514 -	if (!local_irq_count(smp_processor_id())) {
  24.515 -		do {
  24.516 -			barrier();
  24.517 -			cpu_relax();
  24.518 -		} while (irq_desc[irq].status & IRQ_INPROGRESS);
  24.519 -	}
  24.520 -}
  24.521 -
  24.522 -/**
  24.523 - *	enable_irq - enable handling of an irq
  24.524 - *	@irq: Interrupt to enable
  24.525 - *
  24.526 - *	Undoes the effect of one call to disable_irq().  If this
  24.527 - *	matches the last disable, processing of interrupts on this
  24.528 - *	IRQ line is re-enabled.
  24.529 - *
  24.530 - *	This function may be called from IRQ context.
  24.531 - */
  24.532 - 
  24.533 -void enable_irq(unsigned int irq)
  24.534 -{
  24.535 -	irq_desc_t *desc = irq_desc + irq;
  24.536 -	unsigned long flags;
  24.537 -
  24.538 -	spin_lock_irqsave(&desc->lock, flags);
  24.539 -	switch (desc->depth) {
  24.540 -	case 1: {
  24.541 -		unsigned int status = desc->status & ~IRQ_DISABLED;
  24.542 -		desc->status = status;
  24.543 -		if ((status & (IRQ_PENDING | IRQ_REPLAY)) == IRQ_PENDING) {
  24.544 -			desc->status = status | IRQ_REPLAY;
  24.545 -			hw_resend_irq(desc->handler,irq);
  24.546 -		}
  24.547 -		desc->handler->enable(irq);
  24.548 -		/* fall-through */
  24.549 -	}
  24.550 -	default:
  24.551 -		desc->depth--;
  24.552 -		break;
  24.553 -	case 0:
  24.554 -		printk("enable_irq(%u) unbalanced from %p\n", irq,
  24.555 -		       __builtin_return_address(0));
  24.556 -	}
  24.557 -	spin_unlock_irqrestore(&desc->lock, flags);
  24.558 -}
  24.559 -
  24.560 -/*
  24.561 - * do_IRQ handles all normal device IRQ's (the special
  24.562 - * SMP cross-CPU interrupts have their own specific
  24.563 - * handlers).
  24.564 - */
  24.565 -asmlinkage unsigned int do_IRQ(struct pt_regs *regs)
  24.566 -{	
  24.567 -	/* 
  24.568 -	 * We ack quickly, we don't want the irq controller
  24.569 -	 * thinking we're snobs just because some other CPU has
  24.570 -	 * disabled global interrupts (we have already done the
  24.571 -	 * INT_ACK cycles, it's too late to try to pretend to the
  24.572 -	 * controller that we aren't taking the interrupt).
  24.573 -	 *
  24.574 -	 * 0 return value means that this irq is already being
  24.575 -	 * handled by some other CPU. (or is disabled)
  24.576 -	 */
  24.577 -	int irq = regs->orig_eax & 0xff; /* high bits used in ret_from_ code */
  24.578 -	int cpu = smp_processor_id();
  24.579 -	irq_desc_t *desc = irq_desc + irq;
  24.580 -	struct irqaction * action;
  24.581 -	unsigned int status;
  24.582 -#ifdef CONFIG_DEBUG_STACKOVERFLOW
  24.583 -	long esp;
  24.584 -
  24.585 -	/* Debugging check for stack overflow: is there less than 1KB free? */
  24.586 -	__asm__ __volatile__("andl %%esp,%0" : "=r" (esp) : "0" (8191));
  24.587 -	if (unlikely(esp < (sizeof(struct task_struct) + 1024))) {
  24.588 -		extern void show_stack(unsigned long *);
  24.589 -
  24.590 -		printk("do_IRQ: stack overflow: %ld\n",
  24.591 -			esp - sizeof(struct task_struct));
  24.592 -		__asm__ __volatile__("movl %%esp,%0" : "=r" (esp));
  24.593 -		show_stack((void *)esp);
  24.594 -	}
  24.595 -#endif
  24.596 -
  24.597 -	kstat.irqs[cpu][irq]++;
  24.598 -	spin_lock(&desc->lock);
  24.599 -	desc->handler->ack(irq);
  24.600 -	/*
  24.601 -	   REPLAY is when Linux resends an IRQ that was dropped earlier
  24.602 -	   WAITING is used by probe to mark irqs that are being tested
  24.603 -	   */
  24.604 -	status = desc->status & ~(IRQ_REPLAY | IRQ_WAITING);
  24.605 -	status |= IRQ_PENDING; /* we _want_ to handle it */
  24.606 -
  24.607 -	/*
  24.608 -	 * If the IRQ is disabled for whatever reason, we cannot
  24.609 -	 * use the action we have.
  24.610 -	 */
  24.611 -	action = NULL;
  24.612 -	if (!(status & (IRQ_DISABLED | IRQ_INPROGRESS))) {
  24.613 -		action = desc->action;
  24.614 -		status &= ~IRQ_PENDING; /* we commit to handling */
  24.615 -		status |= IRQ_INPROGRESS; /* we are handling it */
  24.616 -	}
  24.617 -	desc->status = status;
  24.618 -
  24.619 -	/*
  24.620 -	 * If there is no IRQ handler or it was disabled, exit early.
  24.621 -	   Since we set PENDING, if another processor is handling
  24.622 -	   a different instance of this same irq, the other processor
  24.623 -	   will take care of it.
  24.624 -	 */
  24.625 -	if (!action)
  24.626 -		goto out;
  24.627 -
  24.628 -	/*
  24.629 -	 * Edge triggered interrupts need to remember
  24.630 -	 * pending events.
  24.631 -	 * This applies to any hw interrupts that allow a second
  24.632 -	 * instance of the same irq to arrive while we are in do_IRQ
  24.633 -	 * or in the handler. But the code here only handles the _second_
  24.634 -	 * instance of the irq, not the third or fourth. So it is mostly
  24.635 -	 * useful for irq hardware that does not mask cleanly in an
  24.636 -	 * SMP environment.
  24.637 -	 */
  24.638 -	for (;;) {
  24.639 -		spin_unlock(&desc->lock);
  24.640 -		handle_IRQ_event(irq, regs, action);
  24.641 -		spin_lock(&desc->lock);
  24.642 -		
  24.643 -		if (!(desc->status & IRQ_PENDING))
  24.644 -			break;
  24.645 -		desc->status &= ~IRQ_PENDING;
  24.646 -	}
  24.647 -	desc->status &= ~IRQ_INPROGRESS;
  24.648 -out:
  24.649 -	/*
  24.650 -	 * The ->end() handler has to deal with interrupts which got
  24.651 -	 * disabled while the handler was running.
  24.652 -	 */
  24.653 -	desc->handler->end(irq);
  24.654 -	spin_unlock(&desc->lock);
  24.655 -
  24.656 -	if (softirq_pending(cpu))
  24.657 -		do_softirq();
  24.658 -	return 1;
  24.659 -}
  24.660 -
  24.661 -/**
  24.662 - *	request_irq - allocate an interrupt line
  24.663 - *	@irq: Interrupt line to allocate
  24.664 - *	@handler: Function to be called when the IRQ occurs
  24.665 - *	@irqflags: Interrupt type flags
  24.666 - *	@devname: An ascii name for the claiming device
  24.667 - *	@dev_id: A cookie passed back to the handler function
  24.668 - *
  24.669 - *	This call allocates interrupt resources and enables the
  24.670 - *	interrupt line and IRQ handling. From the point this
  24.671 - *	call is made your handler function may be invoked. Since
  24.672 - *	your handler function must clear any interrupt the board 
  24.673 - *	raises, you must take care both to initialise your hardware
  24.674 - *	and to set up the interrupt handler in the right order.
  24.675 - *
  24.676 - *	Dev_id must be globally unique. Normally the address of the
  24.677 - *	device data structure is used as the cookie. Since the handler
  24.678 - *	receives this value it makes sense to use it.
  24.679 - *
  24.680 - *	If your interrupt is shared you must pass a non NULL dev_id
  24.681 - *	as this is required when freeing the interrupt.
  24.682 - *
  24.683 - *	Flags:
  24.684 - *
  24.685 - *	SA_SHIRQ		Interrupt is shared
  24.686 - *
  24.687 - *	SA_INTERRUPT		Disable local interrupts while processing
  24.688 - *
  24.689 - *	SA_SAMPLE_RANDOM	The interrupt can be used for entropy
  24.690 - *
  24.691 - */
  24.692 - 
  24.693 -int request_irq(unsigned int irq, 
  24.694 -		void (*handler)(int, void *, struct pt_regs *),
  24.695 -		unsigned long irqflags, 
  24.696 -		const char * devname,
  24.697 -		void *dev_id)
  24.698 -{
  24.699 -	int retval;
  24.700 -	struct irqaction * action;
  24.701 -
  24.702 -#if 1
  24.703 -	/*
  24.704 -	 * Sanity-check: shared interrupts should REALLY pass in
  24.705 -	 * a real dev-ID, otherwise we'll have trouble later trying
  24.706 -	 * to figure out which interrupt is which (messes up the
  24.707 -	 * interrupt freeing logic etc).
  24.708 -	 */
  24.709 -	if (irqflags & SA_SHIRQ) {
  24.710 -		if (!dev_id)
  24.711 -			printk("Bad boy: %s (at 0x%x) called us without a dev_id!\n", devname, (&irq)[-1]);
  24.712 -	}
  24.713 -#endif
  24.714 -
  24.715 -	if (irq >= NR_IRQS)
  24.716 -		return -EINVAL;
  24.717 -	if (!handler)
  24.718 -		return -EINVAL;
  24.719 -
  24.720 -	action = (struct irqaction *)
  24.721 -			kmalloc(sizeof(struct irqaction), GFP_KERNEL);
  24.722 -	if (!action)
  24.723 -		return -ENOMEM;
  24.724 -
  24.725 -	action->handler = handler;
  24.726 -	action->flags = irqflags;
  24.727 -	action->mask = 0;
  24.728 -	action->name = devname;
  24.729 -	action->next = NULL;
  24.730 -	action->dev_id = dev_id;
  24.731 -
  24.732 -	retval = setup_irq(irq, action);
  24.733 -	if (retval)
  24.734 -		kfree(action);
  24.735 -	return retval;
  24.736 -}
  24.737 -
  24.738 -/*
  24.739 - * Internal function to unregister an irqaction - typically used to
  24.740 - * deallocate special interrupts that are part of the architecture.
  24.741 - */
  24.742 -int teardown_irq(unsigned int irq, struct irqaction * old)
  24.743 -{
  24.744 -	irq_desc_t *desc;
  24.745 -	struct irqaction **p;
  24.746 -	unsigned long flags;
  24.747 -
  24.748 -	if (irq >= NR_IRQS)
  24.749 -		return -ENOENT;
  24.750 -
  24.751 -	desc = irq_desc + irq;
  24.752 -	spin_lock_irqsave(&desc->lock,flags);
  24.753 -	p = &desc->action;
  24.754 -	for (;;) {
  24.755 -		struct irqaction * action = *p;
  24.756 -		if (action) {
  24.757 -			struct irqaction **pp = p;
  24.758 -			p = &action->next;
  24.759 -			if (action != old)
  24.760 -				continue;
  24.761 -
  24.762 -			/* Found it - now remove it from the list of entries */
  24.763 -			*pp = action->next;
  24.764 -			if (!desc->action) {
  24.765 -				desc->status |= IRQ_DISABLED;
  24.766 -				desc->handler->shutdown(irq);
  24.767 -			}
  24.768 -			spin_unlock_irqrestore(&desc->lock,flags);
  24.769 -
  24.770 -#ifdef CONFIG_SMP
  24.771 -			/* Wait to make sure it's not being used on another CPU */
  24.772 -			while (desc->status & IRQ_INPROGRESS) {
  24.773 -				barrier();
  24.774 -				cpu_relax();
  24.775 -			}
  24.776 -#endif
  24.777 -			return 0;
  24.778 -		}
  24.779 -		printk("Trying to free free IRQ%d\n",irq);
  24.780 -		spin_unlock_irqrestore(&desc->lock,flags);
  24.781 -		return -ENOENT;
  24.782 -	}
  24.783 -}
  24.784 -
  24.785 -/**
  24.786 - *	free_irq - free an interrupt
  24.787 - *	@irq: Interrupt line to free
  24.788 - *	@dev_id: Device identity to free
  24.789 - *
  24.790 - *	Remove an interrupt handler. The handler is removed and if the
  24.791 - *	interrupt line is no longer in use by any driver it is disabled.
  24.792 - *	On a shared IRQ the caller must ensure the interrupt is disabled
  24.793 - *	on the card it drives before calling this function. The function
  24.794 - *	does not return until any executing interrupts for this IRQ
  24.795 - *	have completed.
  24.796 - *
  24.797 - *	This function may be called from interrupt context. 
  24.798 - *
  24.799 - *	Bugs: Attempting to free an irq in a handler for the same irq hangs
  24.800 - *	      the machine.
  24.801 - */
  24.802 - 
  24.803 -void free_irq(unsigned int irq, void *dev_id)
  24.804 -{
  24.805 -	irq_desc_t *desc;
  24.806 -	struct irqaction *action;
  24.807 -	unsigned long flags;
  24.808 -
  24.809 -	if (irq >= NR_IRQS)
  24.810 -		return;
  24.811 -
  24.812 -	desc = irq_desc + irq;
  24.813 -	spin_lock_irqsave(&desc->lock,flags);
  24.814 -	for (action = desc->action; action != NULL; action = action->next) {
  24.815 -		if (action->dev_id != dev_id)
  24.816 -			continue;
  24.817 -
  24.818 -		spin_unlock_irqrestore(&desc->lock,flags);
  24.819 -
  24.820 -		if (teardown_irq(irq, action) == 0)
  24.821 -			kfree(action);
  24.822 -		return;
  24.823 -	}
  24.824 -	printk("Trying to free free IRQ%d\n",irq);
  24.825 -	spin_unlock_irqrestore(&desc->lock,flags);
  24.826 -	return;
  24.827 -}
  24.828 -
  24.829 -/*
  24.830 - * IRQ autodetection code..
  24.831 - *
  24.832 - * This depends on the fact that any interrupt that
  24.833 - * comes in on to an unassigned handler will get stuck
  24.834 - * with "IRQ_WAITING" cleared and the interrupt
  24.835 - * disabled.
  24.836 - */
  24.837 -
  24.838 -static DECLARE_MUTEX(probe_sem);
  24.839 -
  24.840 -/**
  24.841 - *	probe_irq_on	- begin an interrupt autodetect
  24.842 - *
  24.843 - *	Commence probing for an interrupt. The interrupts are scanned
  24.844 - *	and a mask of potential interrupt lines is returned.
  24.845 - *
  24.846 - */
  24.847 - 
  24.848 -unsigned long probe_irq_on(void)
  24.849 -{
  24.850 -	unsigned int i;
  24.851 -	irq_desc_t *desc;
  24.852 -	unsigned long val;
  24.853 -	unsigned long delay;
  24.854 -
  24.855 -	down(&probe_sem);
  24.856 -	/* 
  24.857 -	 * something may have generated an irq long ago and we want to
  24.858 -	 * flush such a longstanding irq before considering it as spurious. 
  24.859 -	 */
  24.860 -	for (i = NR_PIRQS-1; i > 0; i--)  {
  24.861 -		desc = irq_desc + i;
  24.862 -
  24.863 -		spin_lock_irq(&desc->lock);
  24.864 -		if (!irq_desc[i].action) 
  24.865 -			irq_desc[i].handler->startup(i);
  24.866 -		spin_unlock_irq(&desc->lock);
  24.867 -	}
  24.868 -
  24.869 -	/* Wait for longstanding interrupts to trigger. */
  24.870 -	for (delay = jiffies + HZ/50; time_after(delay, jiffies); )
  24.871 -		/* about 20ms delay */ synchronize_irq();
  24.872 -
  24.873 -	/*
  24.874 -	 * enable any unassigned irqs
  24.875 -	 * (we must startup again here because if a longstanding irq
  24.876 -	 * happened in the previous stage, it may have masked itself)
  24.877 -	 */
  24.878 -	for (i = NR_PIRQS-1; i > 0; i--) {
  24.879 -		desc = irq_desc + i;
  24.880 -
  24.881 -		spin_lock_irq(&desc->lock);
  24.882 -		if (!desc->action) {
  24.883 -			desc->status |= IRQ_AUTODETECT | IRQ_WAITING;
  24.884 -			if (desc->handler->startup(i))
  24.885 -				desc->status |= IRQ_PENDING;
  24.886 -		}
  24.887 -		spin_unlock_irq(&desc->lock);
  24.888 -	}
  24.889 -
  24.890 -	/*
  24.891 -	 * Wait for spurious interrupts to trigger
  24.892 -	 */
  24.893 -	for (delay = jiffies + HZ/10; time_after(delay, jiffies); )
  24.894 -		/* about 100ms delay */ synchronize_irq();
  24.895 -
  24.896 -	/*
  24.897 -	 * Now filter out any obviously spurious interrupts
  24.898 -	 */
  24.899 -	val = 0;
  24.900 -	for (i = 0; i < NR_PIRQS; i++) {
  24.901 -		irq_desc_t *desc = irq_desc + i;
  24.902 -		unsigned int status;
  24.903 -
  24.904 -		spin_lock_irq(&desc->lock);
  24.905 -		status = desc->status;
  24.906 -
  24.907 -		if (status & IRQ_AUTODETECT) {
  24.908 -			/* It triggered already - consider it spurious. */
  24.909 -			if (!(status & IRQ_WAITING)) {
  24.910 -				desc->status = status & ~IRQ_AUTODETECT;
  24.911 -				desc->handler->shutdown(i);
  24.912 -			} else
  24.913 -				if (i < 32)
  24.914 -					val |= 1 << i;
  24.915 -		}
  24.916 -		spin_unlock_irq(&desc->lock);
  24.917 -	}
  24.918 -
  24.919 -	return val;
  24.920 -}
  24.921 -
  24.922 -/*
  24.923 - * Return a mask of triggered interrupts (this
  24.924 - * can handle only legacy ISA interrupts).
  24.925 - */
  24.926 - 
  24.927 -/**
  24.928 - *	probe_irq_mask - scan a bitmap of interrupt lines
  24.929 - *	@val:	mask of interrupts to consider
  24.930 - *
  24.931 - *	Scan the ISA bus interrupt lines and return a bitmap of
  24.932 - *	active interrupts. The interrupt probe logic state is then
  24.933 - *	returned to its previous value.
  24.934 - *
  24.935 - *	Note: we need to scan all the irq's even though we will
  24.936 - *	only return ISA irq numbers - just so that we reset them
  24.937 - *	all to a known state.
  24.938 - */
  24.939 -unsigned int probe_irq_mask(unsigned long val)
  24.940 -{
  24.941 -	int i;
  24.942 -	unsigned int mask;
  24.943 -
  24.944 -	mask = 0;
  24.945 -	for (i = 0; i < NR_PIRQS; i++) {
  24.946 -		irq_desc_t *desc = irq_desc + i;
  24.947 -		unsigned int status;
  24.948 -
  24.949 -		spin_lock_irq(&desc->lock);
  24.950 -		status = desc->status;
  24.951 -
  24.952 -		if (status & IRQ_AUTODETECT) {
  24.953 -			if (i < 16 && !(status & IRQ_WAITING))
  24.954 -				mask |= 1 << i;
  24.955 -
  24.956 -			desc->status = status & ~IRQ_AUTODETECT;
  24.957 -			desc->handler->shutdown(i);
  24.958 -		}
  24.959 -		spin_unlock_irq(&desc->lock);
  24.960 -	}
  24.961 -	up(&probe_sem);
  24.962 -
  24.963 -	return mask & val;
  24.964 -}
  24.965 -
  24.966 -/*
  24.967 - * Return the one interrupt that triggered (this can
  24.968 - * handle any interrupt source).
  24.969 - */
  24.970 -
  24.971 -/**
  24.972 - *	probe_irq_off	- end an interrupt autodetect
  24.973 - *	@val: mask of potential interrupts (unused)
  24.974 - *
  24.975 - *	Scans the unused interrupt lines and returns the line which
  24.976 - *	appears to have triggered the interrupt. If no interrupt was
  24.977 - *	found then zero is returned. If more than one interrupt is
  24.978 - *	found then minus the first candidate is returned to indicate
  24.979 - *	their is doubt.
  24.980 - *
  24.981 - *	The interrupt probe logic state is returned to its previous
  24.982 - *	value.
  24.983 - *
  24.984 - *	BUGS: When used in a module (which arguably shouldnt happen)
  24.985 - *	nothing prevents two IRQ probe callers from overlapping. The
  24.986 - *	results of this are non-optimal.
  24.987 - */
  24.988 - 
  24.989 -int probe_irq_off(unsigned long val)
  24.990 -{
  24.991 -	int i, irq_found, nr_irqs;
  24.992 -
  24.993 -	nr_irqs = 0;
  24.994 -	irq_found = 0;
  24.995 -	for (i = 0; i < NR_PIRQS; i++) {
  24.996 -		irq_desc_t *desc = irq_desc + i;
  24.997 -		unsigned int status;
  24.998 -
  24.999 -		spin_lock_irq(&desc->lock);
 24.1000 -		status = desc->status;
 24.1001 -
 24.1002 -		if (status & IRQ_AUTODETECT) {
 24.1003 -			if (!(status & IRQ_WAITING)) {
 24.1004 -				if (!nr_irqs)
 24.1005 -					irq_found = i;
 24.1006 -				nr_irqs++;
 24.1007 -			}
 24.1008 -			desc->status = status & ~IRQ_AUTODETECT;
 24.1009 -			desc->handler->shutdown(i);
 24.1010 -		}
 24.1011 -		spin_unlock_irq(&desc->lock);
 24.1012 -	}
 24.1013 -	up(&probe_sem);
 24.1014 -
 24.1015 -	if (nr_irqs > 1)
 24.1016 -		irq_found = -irq_found;
 24.1017 -	return irq_found;
 24.1018 -}
 24.1019 -
 24.1020 -/* this was setup_x86_irq but it seems pretty generic */
 24.1021 -int setup_irq(unsigned int irq, struct irqaction * new)
 24.1022 -{
 24.1023 -	int shared = 0;
 24.1024 -	unsigned long flags;
 24.1025 -	struct irqaction *old, **p;
 24.1026 -	irq_desc_t *desc = irq_desc + irq;
 24.1027 -
 24.1028 -	/*
 24.1029 -	 * Some drivers like serial.c use request_irq() heavily,
 24.1030 -	 * so we have to be careful not to interfere with a
 24.1031 -	 * running system.
 24.1032 -	 */
 24.1033 -	if (new->flags & SA_SAMPLE_RANDOM) {
 24.1034 -		/*
 24.1035 -		 * This function might sleep, we want to call it first,
 24.1036 -		 * outside of the atomic block.
 24.1037 -		 * Yes, this might clear the entropy pool if the wrong
 24.1038 -		 * driver is attempted to be loaded, without actually
 24.1039 -		 * installing a new handler, but is this really a problem,
 24.1040 -		 * only the sysadmin is able to do this.
 24.1041 -		 */
 24.1042 -		rand_initialize_irq(irq);
 24.1043 -	}
 24.1044 -
 24.1045 -	/*
 24.1046 -	 * The following block of code has to be executed atomically
 24.1047 -	 */
 24.1048 -	spin_lock_irqsave(&desc->lock,flags);
 24.1049 -	p = &desc->action;
 24.1050 -	if ((old = *p) != NULL) {
 24.1051 -		/* Can't share interrupts unless both agree to */
 24.1052 -		if (!(old->flags & new->flags & SA_SHIRQ)) {
 24.1053 -			spin_unlock_irqrestore(&desc->lock,flags);
 24.1054 -			return -EBUSY;
 24.1055 -		}
 24.1056 -
 24.1057 -		/* add new interrupt at end of irq queue */
 24.1058 -		do {
 24.1059 -			p = &old->next;
 24.1060 -			old = *p;
 24.1061 -		} while (old);
 24.1062 -		shared = 1;
 24.1063 -	}
 24.1064 -
 24.1065 -	*p = new;
 24.1066 -
 24.1067 -	if (!shared) {
 24.1068 -		desc->depth = 0;
 24.1069 -		desc->status &= ~(IRQ_DISABLED | IRQ_AUTODETECT | IRQ_WAITING | IRQ_INPROGRESS);
 24.1070 -		desc->handler->startup(irq);
 24.1071 -	}
 24.1072 -	spin_unlock_irqrestore(&desc->lock,flags);
 24.1073 -
 24.1074 -	register_irq_proc(irq);
 24.1075 -	return 0;
 24.1076 -}
 24.1077 -
 24.1078 -static struct proc_dir_entry * root_irq_dir;
 24.1079 -static struct proc_dir_entry * irq_dir [NR_IRQS];
 24.1080 -
 24.1081 -#define HEX_DIGITS 8
 24.1082 -
 24.1083 -static unsigned int parse_hex_value (const char *buffer,
 24.1084 -		unsigned long count, unsigned long *ret)
 24.1085 -{
 24.1086 -	unsigned char hexnum [HEX_DIGITS];
 24.1087 -	unsigned long value;
 24.1088 -	int i;
 24.1089 -
 24.1090 -	if (!count)
 24.1091 -		return -EINVAL;
 24.1092 -	if (count > HEX_DIGITS)
 24.1093 -		count = HEX_DIGITS;
 24.1094 -	if (copy_from_user(hexnum, buffer, count))
 24.1095 -		return -EFAULT;
 24.1096 -
 24.1097 -	/*
 24.1098 -	 * Parse the first 8 characters as a hex string, any non-hex char
 24.1099 -	 * is end-of-string. '00e1', 'e1', '00E1', 'E1' are all the same.
 24.1100 -	 */
 24.1101 -	value = 0;
 24.1102 -
 24.1103 -	for (i = 0; i < count; i++) {
 24.1104 -		unsigned int c = hexnum[i];
 24.1105 -
 24.1106 -		switch (c) {
 24.1107 -			case '0' ... '9': c -= '0'; break;
 24.1108 -			case 'a' ... 'f': c -= 'a'-10; break;
 24.1109 -			case 'A' ... 'F': c -= 'A'-10; break;
 24.1110 -		default:
 24.1111 -			goto out;
 24.1112 -		}
 24.1113 -		value = (value << 4) | c;
 24.1114 -	}
 24.1115 -out:
 24.1116 -	*ret = value;
 24.1117 -	return 0;
 24.1118 -}
 24.1119 -
 24.1120 -#if CONFIG_SMP
 24.1121 -
 24.1122 -static struct proc_dir_entry * smp_affinity_entry [NR_IRQS];
 24.1123 -
 24.1124 -static unsigned long irq_affinity [NR_IRQS] = { [0 ... NR_IRQS-1] = ~0UL };
 24.1125 -static int irq_affinity_read_proc (char *page, char **start, off_t off,
 24.1126 -			int count, int *eof, void *data)
 24.1127 -{
 24.1128 -	if (count < HEX_DIGITS+1)
 24.1129 -		return -EINVAL;
 24.1130 -	return sprintf (page, "%08lx\n", irq_affinity[(long)data]);
 24.1131 -}
 24.1132 -
 24.1133 -static int irq_affinity_write_proc (struct file *file, const char *buffer,
 24.1134 -					unsigned long count, void *data)
 24.1135 -{
 24.1136 -	int irq = (long) data, full_count = count, err;
 24.1137 -	unsigned long new_value;
 24.1138 -
 24.1139 -	if (!irq_desc[irq].handler->set_affinity)
 24.1140 -		return -EIO;
 24.1141 -
 24.1142 -	err = parse_hex_value(buffer, count, &new_value);
 24.1143 -
 24.1144 -	/*
 24.1145 -	 * Do not allow disabling IRQs completely - it's a too easy
 24.1146 -	 * way to make the system unusable accidentally :-) At least
 24.1147 -	 * one online CPU still has to be targeted.
 24.1148 -	 */
 24.1149 -	if (!(new_value & cpu_online_map))
 24.1150 -		return -EINVAL;
 24.1151 -
 24.1152 -	irq_affinity[irq] = new_value;
 24.1153 -	irq_desc[irq].handler->set_affinity(irq, new_value);
 24.1154 -
 24.1155 -	return full_count;
 24.1156 -}
 24.1157 -
 24.1158 -#endif
 24.1159 -
 24.1160 -static int prof_cpu_mask_read_proc (char *page, char **start, off_t off,
 24.1161 -			int count, int *eof, void *data)
 24.1162 -{
 24.1163 -	unsigned long *mask = (unsigned long *) data;
 24.1164 -	if (count < HEX_DIGITS+1)
 24.1165 -		return -EINVAL;
 24.1166 -	return sprintf (page, "%08lx\n", *mask);
 24.1167 -}
 24.1168 -
 24.1169 -static int prof_cpu_mask_write_proc (struct file *file, const char *buffer,
 24.1170 -					unsigned long count, void *data)
 24.1171 -{
 24.1172 -	unsigned long *mask = (unsigned long *) data, full_count = count, err;
 24.1173 -	unsigned long new_value;
 24.1174 -
 24.1175 -	err = parse_hex_value(buffer, count, &new_value);
 24.1176 -	if (err)
 24.1177 -		return err;
 24.1178 -
 24.1179 -	*mask = new_value;
 24.1180 -	return full_count;
 24.1181 -}
 24.1182 -
 24.1183 -#define MAX_NAMELEN 10
 24.1184 -
 24.1185 -static void register_irq_proc (unsigned int irq)
 24.1186 -{
 24.1187 -	char name [MAX_NAMELEN];
 24.1188 -
 24.1189 -	if (!root_irq_dir || (irq_desc[irq].handler == &no_irq_type) ||
 24.1190 -			irq_dir[irq])
 24.1191 -		return;
 24.1192 -
 24.1193 -	memset(name, 0, MAX_NAMELEN);
 24.1194 -	sprintf(name, "%d", irq);
 24.1195 -
 24.1196 -	/* create /proc/irq/1234 */
 24.1197 -	irq_dir[irq] = proc_mkdir(name, root_irq_dir);
 24.1198 -
 24.1199 -#if CONFIG_SMP
 24.1200 -	{
 24.1201 -		struct proc_dir_entry *entry;
 24.1202 -
 24.1203 -		/* create /proc/irq/1234/smp_affinity */
 24.1204 -		entry = create_proc_entry("smp_affinity", 0600, irq_dir[irq]);
 24.1205 -
 24.1206 -		if (entry) {
 24.1207 -			entry->nlink = 1;
 24.1208 -			entry->data = (void *)(long)irq;
 24.1209 -			entry->read_proc = irq_affinity_read_proc;
 24.1210 -			entry->write_proc = irq_affinity_write_proc;
 24.1211 -		}
 24.1212 -
 24.1213 -		smp_affinity_entry[irq] = entry;
 24.1214 -	}
 24.1215 -#endif
 24.1216 -}
 24.1217 -
 24.1218 -unsigned long prof_cpu_mask = -1;
 24.1219 -
 24.1220 -void init_irq_proc (void)
 24.1221 -{
 24.1222 -	struct proc_dir_entry *entry;
 24.1223 -	int i;
 24.1224 -
 24.1225 -	/* create /proc/irq */
 24.1226 -	root_irq_dir = proc_mkdir("irq", 0);
 24.1227 -
 24.1228 -	/* create /proc/irq/prof_cpu_mask */
 24.1229 -	entry = create_proc_entry("prof_cpu_mask", 0600, root_irq_dir);
 24.1230 -
 24.1231 -	if (!entry)
 24.1232 -	    return;
 24.1233 -
 24.1234 -	entry->nlink = 1;
 24.1235 -	entry->data = (void *)&prof_cpu_mask;
 24.1236 -	entry->read_proc = prof_cpu_mask_read_proc;
 24.1237 -	entry->write_proc = prof_cpu_mask_write_proc;
 24.1238 -
 24.1239 -	/*
 24.1240 -	 * Create entries for all existing IRQs.
 24.1241 -	 */
 24.1242 -	for (i = 0; i < NR_IRQS; i++)
 24.1243 -		register_irq_proc(i);
 24.1244 -}
 24.1245 -
    25.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/ldt.c	Thu Jan 20 22:18:00 2005 +0000
    25.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    25.3 @@ -1,271 +0,0 @@
    25.4 -/*
    25.5 - * linux/kernel/ldt.c
    25.6 - *
    25.7 - * Copyright (C) 1992 Krishna Balasubramanian and Linus Torvalds
    25.8 - * Copyright (C) 1999 Ingo Molnar <mingo@redhat.com>
    25.9 - */
   25.10 -
   25.11 -#include <linux/errno.h>
   25.12 -#include <linux/sched.h>
   25.13 -#include <linux/string.h>
   25.14 -#include <linux/mm.h>
   25.15 -#include <linux/smp.h>
   25.16 -#include <linux/smp_lock.h>
   25.17 -#include <linux/vmalloc.h>
   25.18 -#include <linux/slab.h>
   25.19 -
   25.20 -#include <asm/uaccess.h>
   25.21 -#include <asm/system.h>
   25.22 -#include <asm/ldt.h>
   25.23 -#include <asm/desc.h>
   25.24 -
   25.25 -#ifdef CONFIG_SMP /* avoids "defined but not used" warnig */
   25.26 -static void flush_ldt(void *mm)
   25.27 -{
   25.28 -	if (current->active_mm)
   25.29 -		load_LDT(&current->active_mm->context);
   25.30 -}
   25.31 -#endif
   25.32 -
   25.33 -static int alloc_ldt(mm_context_t *pc, int mincount, int reload)
   25.34 -{
   25.35 -	void *oldldt;
   25.36 -	void *newldt;
   25.37 -	int oldsize;
   25.38 -
   25.39 -	if (mincount <= pc->size)
   25.40 -		return 0;
   25.41 -	oldsize = pc->size;
   25.42 -	mincount = (mincount+511)&(~511);
   25.43 -	if (mincount*LDT_ENTRY_SIZE > PAGE_SIZE)
   25.44 -		newldt = vmalloc(mincount*LDT_ENTRY_SIZE);
   25.45 -	else
   25.46 -		newldt = kmalloc(mincount*LDT_ENTRY_SIZE, GFP_KERNEL);
   25.47 -
   25.48 -	if (!newldt)
   25.49 -		return -ENOMEM;
   25.50 -
   25.51 -	if (oldsize)
   25.52 -		memcpy(newldt, pc->ldt, oldsize*LDT_ENTRY_SIZE);
   25.53 -
   25.54 -	oldldt = pc->ldt;
   25.55 -	memset(newldt+oldsize*LDT_ENTRY_SIZE, 0, (mincount-oldsize)*LDT_ENTRY_SIZE);
   25.56 -	wmb();
   25.57 -	pc->ldt = newldt;
   25.58 -	pc->size = mincount;
   25.59 -	if (reload) {
   25.60 -		make_pages_readonly(
   25.61 -			pc->ldt,
   25.62 -			(pc->size*LDT_ENTRY_SIZE)/PAGE_SIZE);
   25.63 -		load_LDT(pc);
   25.64 -		flush_page_update_queue();
   25.65 -#ifdef CONFIG_SMP
   25.66 -		if (current->mm->cpu_vm_mask != (1<<smp_processor_id()))
   25.67 -			smp_call_function(flush_ldt, 0, 1, 1);
   25.68 -#endif
   25.69 -	}
   25.70 -	wmb();
   25.71 -	if (oldsize) {
   25.72 -		if (oldsize*LDT_ENTRY_SIZE > PAGE_SIZE)
   25.73 -			vfree(oldldt);
   25.74 -		else
   25.75 -			kfree(oldldt);
   25.76 -	}
   25.77 -	return 0;
   25.78 -}
   25.79 -
   25.80 -static inline int copy_ldt(mm_context_t *new, mm_context_t *old)
   25.81 -{
   25.82 -	int err = alloc_ldt(new, old->size, 0);
   25.83 -	if (err < 0) {
   25.84 -		printk(KERN_WARNING "ldt allocation failed\n");
   25.85 -		new->size = 0;
   25.86 -		return err;
   25.87 -	}
   25.88 -	memcpy(new->ldt, old->ldt, old->size*LDT_ENTRY_SIZE);
   25.89 -	make_pages_readonly(new->ldt, (new->size*LDT_ENTRY_SIZE)/PAGE_SIZE);
   25.90 -	return 0;
   25.91 -}
   25.92 -
   25.93 -/*
   25.94 - * we do not have to muck with descriptors here, that is
   25.95 - * done in switch_mm() as needed.
   25.96 - */
   25.97 -int init_new_context(struct task_struct *tsk, struct mm_struct *mm)
   25.98 -{
   25.99 -	struct mm_struct * old_mm;
  25.100 -	int retval = 0;
  25.101 -
  25.102 -	init_MUTEX(&mm->context.sem);
  25.103 -	mm->context.size = 0;
  25.104 -	old_mm = current->mm;
  25.105 -	if (old_mm && old_mm->context.size > 0) {
  25.106 -		down(&old_mm->context.sem);
  25.107 -		retval = copy_ldt(&mm->context, &old_mm->context);
  25.108 -		up(&old_mm->context.sem);
  25.109 -	}
  25.110 -	return retval;
  25.111 -}
  25.112 -
  25.113 -/*
  25.114 - * No need to lock the MM as we are the last user
  25.115 - * Do not touch the ldt register, we are already
  25.116 - * in the next thread.
  25.117 - */
  25.118 -void destroy_context(struct mm_struct *mm)
  25.119 -{
  25.120 -	if (mm->context.size) {
  25.121 -		make_pages_writable(
  25.122 -			mm->context.ldt, 
  25.123 -			(mm->context.size*LDT_ENTRY_SIZE)/PAGE_SIZE);
  25.124 -		flush_page_update_queue();
  25.125 -		if (mm->context.size*LDT_ENTRY_SIZE > PAGE_SIZE)
  25.126 -			vfree(mm->context.ldt);
  25.127 -		else
  25.128 -			kfree(mm->context.ldt);
  25.129 -		mm->context.size = 0;
  25.130 -	}
  25.131 -}
  25.132 -
  25.133 -static int read_ldt(void * ptr, unsigned long bytecount)
  25.134 -{
  25.135 -	int err;
  25.136 -	unsigned long size;
  25.137 -	struct mm_struct * mm = current->mm;
  25.138 -
  25.139 -	if (!mm->context.size)
  25.140 -		return 0;
  25.141 -	if (bytecount > LDT_ENTRY_SIZE*LDT_ENTRIES)
  25.142 -		bytecount = LDT_ENTRY_SIZE*LDT_ENTRIES;
  25.143 -
  25.144 -	down(&mm->context.sem);
  25.145 -	size = mm->context.size*LDT_ENTRY_SIZE;
  25.146 -	if (size > bytecount)
  25.147 -		size = bytecount;
  25.148 -
  25.149 -	err = 0;
  25.150 -	if (copy_to_user(ptr, mm->context.ldt, size))
  25.151 -		err = -EFAULT;
  25.152 -	up(&mm->context.sem);
  25.153 -	if (err < 0)
  25.154 -		return err;
  25.155 -	if (size != bytecount) {
  25.156 -		/* zero-fill the rest */
  25.157 -		clear_user(ptr+size, bytecount-size);
  25.158 -	}
  25.159 -	return bytecount;
  25.160 -}
  25.161 -
  25.162 -static int read_default_ldt(void * ptr, unsigned long bytecount)
  25.163 -{
  25.164 -	int err;
  25.165 -	unsigned long size;
  25.166 -	void *address;
  25.167 -
  25.168 -	err = 0;
  25.169 -	address = &default_ldt[0];
  25.170 -	size = 5*sizeof(struct desc_struct);
  25.171 -	if (size > bytecount)
  25.172 -		size = bytecount;
  25.173 -
  25.174 -	err = size;
  25.175 -	if (copy_to_user(ptr, address, size))
  25.176 -		err = -EFAULT;
  25.177 -
  25.178 -	return err;
  25.179 -}
  25.180 -
  25.181 -static int write_ldt(void * ptr, unsigned long bytecount, int oldmode)
  25.182 -{
  25.183 -	struct mm_struct * mm = current->mm;
  25.184 -	__u32 entry_1, entry_2, *lp;
  25.185 -	unsigned long mach_lp;
  25.186 -	int error;
  25.187 -	struct modify_ldt_ldt_s ldt_info;
  25.188 -
  25.189 -	error = -EINVAL;
  25.190 -	if (bytecount != sizeof(ldt_info))
  25.191 -		goto out;
  25.192 -	error = -EFAULT; 	
  25.193 -	if (copy_from_user(&ldt_info, ptr, sizeof(ldt_info)))
  25.194 -		goto out;
  25.195 -
  25.196 -	error = -EINVAL;
  25.197 -	if (ldt_info.entry_number >= LDT_ENTRIES)
  25.198 -		goto out;
  25.199 -	if (ldt_info.contents == 3) {
  25.200 -		if (oldmode)
  25.201 -			goto out;
  25.202 -		if (ldt_info.seg_not_present == 0)
  25.203 -			goto out;
  25.204 -	}
  25.205 -
  25.206 -	down(&mm->context.sem);
  25.207 -	if (ldt_info.entry_number >= mm->context.size) {
  25.208 -		error = alloc_ldt(&current->mm->context, ldt_info.entry_number+1, 1);
  25.209 -		if (error < 0)
  25.210 -			goto out_unlock;
  25.211 -	}
  25.212 -
  25.213 -	lp = (__u32 *) ((ldt_info.entry_number << 3) + (char *) mm->context.ldt);
  25.214 -	mach_lp = arbitrary_virt_to_machine(lp);
  25.215 -
  25.216 -   	/* Allow LDTs to be cleared by the user. */
  25.217 -   	if (ldt_info.base_addr == 0 && ldt_info.limit == 0) {
  25.218 -		if (oldmode ||
  25.219 -		    (ldt_info.contents == 0		&&
  25.220 -		     ldt_info.read_exec_only == 1	&&
  25.221 -		     ldt_info.seg_32bit == 0		&&
  25.222 -		     ldt_info.limit_in_pages == 0	&&
  25.223 -		     ldt_info.seg_not_present == 1	&&
  25.224 -		     ldt_info.useable == 0 )) {
  25.225 -			entry_1 = 0;
  25.226 -			entry_2 = 0;
  25.227 -			goto install;
  25.228 -		}
  25.229 -	}
  25.230 -
  25.231 -	entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) |
  25.232 -		  (ldt_info.limit & 0x0ffff);
  25.233 -	entry_2 = (ldt_info.base_addr & 0xff000000) |
  25.234 -		  ((ldt_info.base_addr & 0x00ff0000) >> 16) |
  25.235 -		  (ldt_info.limit & 0xf0000) |
  25.236 -		  ((ldt_info.read_exec_only ^ 1) << 9) |
  25.237 -		  (ldt_info.contents << 10) |
  25.238 -		  ((ldt_info.seg_not_present ^ 1) << 15) |
  25.239 -		  (ldt_info.seg_32bit << 22) |
  25.240 -		  (ldt_info.limit_in_pages << 23) |
  25.241 -		  0x7000;
  25.242 -	if (!oldmode)
  25.243 -		entry_2 |= (ldt_info.useable << 20);
  25.244 -
  25.245 -	/* Install the new entry ...  */
  25.246 -install:
  25.247 -	error = HYPERVISOR_update_descriptor(mach_lp, entry_1, entry_2);
  25.248 -
  25.249 -out_unlock:
  25.250 -	up(&mm->context.sem);
  25.251 -out:
  25.252 -	return error;
  25.253 -}
  25.254 -
  25.255 -asmlinkage int sys_modify_ldt(int func, void *ptr, unsigned long bytecount)
  25.256 -{
  25.257 -	int ret = -ENOSYS;
  25.258 -
  25.259 -	switch (func) {
  25.260 -	case 0:
  25.261 -		ret = read_ldt(ptr, bytecount);
  25.262 -		break;
  25.263 -	case 1:
  25.264 -		ret = write_ldt(ptr, bytecount, 1);
  25.265 -		break;
  25.266 -	case 2:
  25.267 -		ret = read_default_ldt(ptr, bytecount);
  25.268 -		break;
  25.269 -	case 0x11:
  25.270 -		ret = write_ldt(ptr, bytecount, 0);
  25.271 -		break;
  25.272 -	}
  25.273 -	return ret;
  25.274 -}
    26.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/pci-pc.c	Thu Jan 20 22:18:00 2005 +0000
    26.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    26.3 @@ -1,260 +0,0 @@
    26.4 -/*
    26.5 - *	Low-Level PCI Support for PC
    26.6 - *
    26.7 - *	(c) 1999--2000 Martin Mares <mj@ucw.cz>
    26.8 - *
    26.9 - * Adjusted to use Xen's interface by Rolf Neugebauer, Intel Research Cambridge
   26.10 - * Further modifications by Keir Fraser, University of Cambridge
   26.11 - */
   26.12 -
   26.13 -#include <linux/config.h>
   26.14 -#include <linux/types.h>
   26.15 -#include <linux/kernel.h>
   26.16 -#include <linux/sched.h>
   26.17 -#include <linux/pci.h>
   26.18 -#include <linux/init.h>
   26.19 -#include <linux/ioport.h>
   26.20 -
   26.21 -#include <asm/segment.h>
   26.22 -#include <asm/io.h>
   26.23 -
   26.24 -#include <asm-xen/xen-public/xen.h>
   26.25 -#include <asm-xen/xen-public/physdev.h>
   26.26 -
   26.27 -#include "pci-i386.h"
   26.28 -
   26.29 -/*
   26.30 - * NB. The following interface functions are not included here:
   26.31 - *  1. void eisa_set_level_irq(unsigned int irq)
   26.32 - *  2. irq_routing_table * __devinit pcibios_get_irq_routing_table(void)
   26.33 - *  3. int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq)
   26.34 - * All are used by the ACPI driver. This should be ported to Xen if it is
   26.35 - * ever required -- Xen is the ultimate source for IRQ-routing knowledge.
   26.36 - */
   26.37 -
   26.38 -struct pci_ops *pci_root_ops = NULL;
   26.39 -
   26.40 -int (*pci_config_read)(int seg, int bus, int dev, int fn, 
   26.41 -                       int reg, int len, u32 *value) = NULL;
   26.42 -int (*pci_config_write)(int seg, int bus, int dev, int fn,
   26.43 -                        int reg, int len, u32 value) = NULL;
   26.44 -
   26.45 -unsigned int pci_probe = PCI_PROBE_BIOS;
   26.46 -
   26.47 -struct pci_fixup pcibios_fixups[] = { { 0 } };
   26.48 -
   26.49 -static int pci_confx_read(int seg, int bus, int dev, int fn, int reg, 
   26.50 -                          int len, u32 *value)
   26.51 -{
   26.52 -    int ret;
   26.53 -    physdev_op_t op;
   26.54 -
   26.55 -    if (bus > 255 || dev > 31 || fn > 7 || reg > 255)
   26.56 -        return -EINVAL;
   26.57 -
   26.58 -    op.cmd = PHYSDEVOP_PCI_CFGREG_READ;
   26.59 -    op.u.pci_cfgreg_read.bus  = bus;
   26.60 -    op.u.pci_cfgreg_read.dev  = dev;
   26.61 -    op.u.pci_cfgreg_read.func = fn;
   26.62 -    op.u.pci_cfgreg_read.reg  = reg;
   26.63 -    op.u.pci_cfgreg_read.len  = len;
   26.64 -
   26.65 -    if ( (ret = HYPERVISOR_physdev_op(&op)) != 0 )
   26.66 -        return ret;
   26.67 -
   26.68 -    *value = op.u.pci_cfgreg_read.value;
   26.69 -
   26.70 -    return 0;
   26.71 -}
   26.72 -
   26.73 -static int pci_confx_write(int seg, int bus, int dev, int fn, int reg, 
   26.74 -                           int len, u32 value)
   26.75 -{
   26.76 -    int ret;
   26.77 -    physdev_op_t op;
   26.78 -
   26.79 -    if ((bus > 255 || dev > 31 || fn > 7 || reg > 255)) 
   26.80 -        return -EINVAL;
   26.81 -
   26.82 -    op.cmd = PHYSDEVOP_PCI_CFGREG_WRITE;
   26.83 -    op.u.pci_cfgreg_write.bus   = bus;
   26.84 -    op.u.pci_cfgreg_write.dev   = dev;
   26.85 -    op.u.pci_cfgreg_write.func  = fn;
   26.86 -    op.u.pci_cfgreg_write.reg   = reg;
   26.87 -    op.u.pci_cfgreg_write.len   = len;
   26.88 -    op.u.pci_cfgreg_write.value = value;
   26.89 -
   26.90 -    if ( (ret = HYPERVISOR_physdev_op(&op)) != 0 )
   26.91 -        return ret;
   26.92 -    return 0;
   26.93 -}
   26.94 -
   26.95 -
   26.96 -static int pci_confx_read_config_byte(struct pci_dev *dev, 
   26.97 -                                      int where, u8 *value)
   26.98 -{
   26.99 -    int result; 
  26.100 -    u32 data;
  26.101 -
  26.102 -    result = pci_confx_read(0, dev->bus->number, PCI_SLOT(dev->devfn), 
  26.103 -                            PCI_FUNC(dev->devfn), where, 1, &data);
  26.104 -
  26.105 -    *value = (u8)data;
  26.106 -
  26.107 -    return result;
  26.108 -}
  26.109 -
  26.110 -static int pci_confx_read_config_word(struct pci_dev *dev, 
  26.111 -                                      int where, u16 *value)
  26.112 -{
  26.113 -    int result; 
  26.114 -    u32 data;
  26.115 -
  26.116 -    result = pci_confx_read(0, dev->bus->number, PCI_SLOT(dev->devfn), 
  26.117 -                            PCI_FUNC(dev->devfn), where, 2, &data);
  26.118 -
  26.119 -    *value = (u16)data;
  26.120 -
  26.121 -    return result;
  26.122 -}
  26.123 -
  26.124 -static int pci_confx_read_config_dword(struct pci_dev *dev, 
  26.125 -                                       int where, u32 *value)
  26.126 -{
  26.127 -    return pci_confx_read(0, dev->bus->number, PCI_SLOT(dev->devfn), 
  26.128 -                          PCI_FUNC(dev->devfn), where, 4, value);
  26.129 -}
  26.130 -
  26.131 -static int pci_confx_write_config_byte(struct pci_dev *dev, 
  26.132 -                                       int where, u8 value)
  26.133 -{
  26.134 -    return pci_confx_write(0, dev->bus->number, PCI_SLOT(dev->devfn), 
  26.135 -                           PCI_FUNC(dev->devfn), where, 1, value);
  26.136 -}
  26.137 -
  26.138 -static int pci_confx_write_config_word(struct pci_dev *dev, 
  26.139 -                                       int where, u16 value)
  26.140 -{
  26.141 -    return pci_confx_write(0, dev->bus->number, PCI_SLOT(dev->devfn), 
  26.142 -                           PCI_FUNC(dev->devfn), where, 2, value);
  26.143 -}
  26.144 -
  26.145 -static int pci_confx_write_config_dword(struct pci_dev *dev, 
  26.146 -                                        int where, u32 value)
  26.147 -{
  26.148 -    return pci_confx_write(0, dev->bus->number, PCI_SLOT(dev->devfn), 
  26.149 -                           PCI_FUNC(dev->devfn), where, 4, value);
  26.150 -}
  26.151 -
  26.152 -static struct pci_ops pci_conf_xen = {
  26.153 -    pci_confx_read_config_byte,
  26.154 -    pci_confx_read_config_word,
  26.155 -    pci_confx_read_config_dword,
  26.156 -    pci_confx_write_config_byte,
  26.157 -    pci_confx_write_config_word,
  26.158 -    pci_confx_write_config_dword
  26.159 -};
  26.160 -
  26.161 -void pcibios_penalize_isa_irq(int irq)
  26.162 -{ 
  26.163 -    /* nothing */
  26.164 -}
  26.165 -
  26.166 -void __devinit pcibios_fixup_bus(struct pci_bus *b)
  26.167 -{
  26.168 -    pci_read_bridge_bases(b);
  26.169 -}
  26.170 -
  26.171 -struct pci_bus * __devinit pcibios_scan_root(int busnum)
  26.172 -{
  26.173 -    struct list_head *list;
  26.174 -    struct pci_bus *bus;
  26.175 -
  26.176 -    list_for_each ( list, &pci_root_buses )
  26.177 -    {
  26.178 -        bus = pci_bus_b(list);
  26.179 -        if ( bus->number == busnum )
  26.180 -            return bus;
  26.181 -    }
  26.182 -
  26.183 -    printk("PCI: Probing PCI hardware (bus %02x)\n", busnum);
  26.184 -    return pci_scan_bus(busnum, pci_root_ops, NULL);
  26.185 -}
  26.186 -
  26.187 -void __init pcibios_init(void)
  26.188 -{
  26.189 -    int bus;
  26.190 -    physdev_op_t op;
  26.191 -
  26.192 -    if ( !pci_probe )
  26.193 -        return;
  26.194 -
  26.195 -    pci_root_ops     = &pci_conf_xen;
  26.196 -    pci_config_read  = pci_confx_read;
  26.197 -    pci_config_write = pci_confx_write;
  26.198 -
  26.199 -    pcibios_set_cacheline_size();
  26.200 -
  26.201 -    op.cmd = PHYSDEVOP_PCI_PROBE_ROOT_BUSES;
  26.202 -    if ( HYPERVISOR_physdev_op(&op) != 0 )
  26.203 -    {
  26.204 -        printk(KERN_WARNING "PCI: System does not support PCI\n");
  26.205 -        return;
  26.206 -    }
  26.207 -
  26.208 -    printk(KERN_INFO "PCI: Probing PCI hardware\n");
  26.209 -    for ( bus = 0; bus < 256; bus++ )
  26.210 -        if ( test_bit(bus, &op.u.pci_probe_root_buses.busmask[0]) )
  26.211 -            (void)pcibios_scan_root(bus);
  26.212 -
  26.213 -    pcibios_resource_survey();
  26.214 -}
  26.215 -
  26.216 -char * __devinit pcibios_setup(char *str)
  26.217 -{
  26.218 -    if ( !strcmp(str, "off") )
  26.219 -        pci_probe = 0;
  26.220 -    return NULL;
  26.221 -}
  26.222 -
  26.223 -unsigned int pcibios_assign_all_busses(void)
  26.224 -{
  26.225 -    return 0;
  26.226 -}
  26.227 -
  26.228 -int pcibios_enable_device(struct pci_dev *dev, int mask)
  26.229 -{
  26.230 -    int err;
  26.231 -    u8  pin;
  26.232 -    physdev_op_t op;
  26.233 -
  26.234 -    /* Inform Xen that we are going to use this device. */
  26.235 -    op.cmd = PHYSDEVOP_PCI_INITIALISE_DEVICE;
  26.236 -    op.u.pci_initialise_device.bus  = dev->bus->number;
  26.237 -    op.u.pci_initialise_device.dev  = PCI_SLOT(dev->devfn);
  26.238 -    op.u.pci_initialise_device.func = PCI_FUNC(dev->devfn);
  26.239 -    if ( (err = HYPERVISOR_physdev_op(&op)) != 0 )
  26.240 -        return err;
  26.241 -
  26.242 -    /* Now we can bind to the very final IRQ line. */
  26.243 -    pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &pin);
  26.244 -    dev->irq = pin;
  26.245 -
  26.246 -    /* Turn on device I/O and memory access as necessary. */
  26.247 -    if ( (err = pcibios_enable_resources(dev, mask)) < 0 )
  26.248 -        return err;
  26.249 -
  26.250 -    /* Sanity-check that an interrupt-producing device is routed to an IRQ. */
  26.251 -    pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin);
  26.252 -    if ( pin != 0 )
  26.253 -    {
  26.254 -        if ( dev->irq != 0 )
  26.255 -            printk(KERN_INFO "PCI: Obtained IRQ %d for device %s\n",
  26.256 -                   dev->irq, dev->slot_name);
  26.257 -        else
  26.258 -            printk(KERN_WARNING "PCI: No IRQ known for interrupt pin %c of "
  26.259 -                   "device %s.\n", 'A' + pin - 1, dev->slot_name);
  26.260 -    }
  26.261 -
  26.262 -    return 0;
  26.263 -}
    27.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/process.c	Thu Jan 20 22:18:00 2005 +0000
    27.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    27.3 @@ -1,460 +0,0 @@
    27.4 -/*
    27.5 - *  linux/arch/i386/kernel/process.c
    27.6 - *
    27.7 - *  Copyright (C) 1995  Linus Torvalds
    27.8 - *
    27.9 - *  Pentium III FXSR, SSE support
   27.10 - *	Gareth Hughes <gareth@valinux.com>, May 2000
   27.11 - */
   27.12 -
   27.13 -/*
   27.14 - * This file handles the architecture-dependent parts of process handling..
   27.15 - */
   27.16 -
   27.17 -#define __KERNEL_SYSCALLS__
   27.18 -#include <stdarg.h>
   27.19 -
   27.20 -#include <linux/errno.h>
   27.21 -#include <linux/sched.h>
   27.22 -#include <linux/kernel.h>
   27.23 -#include <linux/mm.h>
   27.24 -#include <linux/smp.h>
   27.25 -#include <linux/smp_lock.h>
   27.26 -#include <linux/stddef.h>
   27.27 -#include <linux/unistd.h>
   27.28 -#include <linux/ptrace.h>
   27.29 -#include <linux/slab.h>
   27.30 -#include <linux/vmalloc.h>
   27.31 -#include <linux/user.h>
   27.32 -#include <linux/a.out.h>
   27.33 -#include <linux/interrupt.h>
   27.34 -#include <linux/config.h>
   27.35 -#include <linux/delay.h>
   27.36 -#include <linux/reboot.h>
   27.37 -#include <linux/init.h>
   27.38 -#include <linux/mc146818rtc.h>
   27.39 -
   27.40 -#include <asm/uaccess.h>
   27.41 -#include <asm/pgtable.h>
   27.42 -#include <asm/system.h>
   27.43 -#include <asm/io.h>
   27.44 -#include <asm/ldt.h>
   27.45 -#include <asm/processor.h>
   27.46 -#include <asm/i387.h>
   27.47 -#include <asm/desc.h>
   27.48 -#include <asm/mmu_context.h>
   27.49 -#include <asm/multicall.h>
   27.50 -#include <asm-xen/xen-public/dom0_ops.h>
   27.51 -
   27.52 -#include <linux/irq.h>
   27.53 -
   27.54 -asmlinkage void ret_from_fork(void) __asm__("ret_from_fork");
   27.55 -
   27.56 -int hlt_counter;
   27.57 -
   27.58 -/*
   27.59 - * Powermanagement idle function, if any..
   27.60 - */
   27.61 -void (*pm_idle)(void);
   27.62 -
   27.63 -/*
   27.64 - * Power off function, if any
   27.65 - */
   27.66 -void (*pm_power_off)(void);
   27.67 -
   27.68 -void disable_hlt(void)
   27.69 -{
   27.70 -    hlt_counter++;
   27.71 -}
   27.72 -
   27.73 -void enable_hlt(void)
   27.74 -{
   27.75 -    hlt_counter--;
   27.76 -}
   27.77 -
   27.78 -/*
   27.79 - * The idle thread. There's no useful work to be
   27.80 - * done, so just try to conserve power and have a
   27.81 - * low exit latency (ie sit in a loop waiting for
   27.82 - * somebody to say that they'd like to reschedule)
   27.83 - */
   27.84 -void cpu_idle (void)
   27.85 -{
   27.86 -    extern int set_timeout_timer(void);
   27.87 -
   27.88 -    /* Endless idle loop with no priority at all. */
   27.89 -    init_idle();
   27.90 -    current->nice = 20;
   27.91 -    current->counter = -100;
   27.92 -
   27.93 -    for ( ; ; )
   27.94 -    {
   27.95 -        while ( !current->need_resched )
   27.96 -        {
   27.97 -            __cli();
   27.98 -            if ( current->need_resched )
   27.99 -            {
  27.100 -                /* The race-free check for events failed. */
  27.101 -                __sti();
  27.102 -                break;
  27.103 -            }
  27.104 -            else if ( set_timeout_timer() == 0 )
  27.105 -            {
  27.106 -                /* NB. Blocking reenable events in a race-free manner. */
  27.107 -                HYPERVISOR_block();
  27.108 -            }
  27.109 -            else
  27.110 -            {
  27.111 -                /* No race here: yielding will get us the CPU again anyway. */
  27.112 -                __sti();
  27.113 -                HYPERVISOR_yield();
  27.114 -            }
  27.115 -        }
  27.116 -        schedule();
  27.117 -        check_pgt_cache();
  27.118 -    }
  27.119 -}
  27.120 -
  27.121 -extern void show_trace(unsigned long* esp);
  27.122 -
  27.123 -void show_regs(struct pt_regs * regs)
  27.124 -{
  27.125 -    printk("\n");
  27.126 -    printk("Pid: %d, comm: %20s\n", current->pid, current->comm);
  27.127 -    printk("EIP: %04x:[<%08lx>] CPU: %d",0xffff & regs->xcs,regs->eip, smp_processor_id());
  27.128 -    if (regs->xcs & 2)
  27.129 -        printk(" ESP: %04x:%08lx",0xffff & regs->xss,regs->esp);
  27.130 -    printk(" EFLAGS: %08lx    %s\n",regs->eflags, print_tainted());
  27.131 -    printk("EAX: %08lx EBX: %08lx ECX: %08lx EDX: %08lx\n",
  27.132 -           regs->eax,regs->ebx,regs->ecx,regs->edx);
  27.133 -    printk("ESI: %08lx EDI: %08lx EBP: %08lx",
  27.134 -           regs->esi, regs->edi, regs->ebp);
  27.135 -    printk(" DS: %04x ES: %04x\n",
  27.136 -           0xffff & regs->xds,0xffff & regs->xes);
  27.137 -
  27.138 -    show_trace(&regs->esp);
  27.139 -}
  27.140 -
  27.141 -
  27.142 -/*
  27.143 - * Create a kernel thread
  27.144 - */
  27.145 -int arch_kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
  27.146 -{
  27.147 -    long retval, d0;
  27.148 -
  27.149 -    __asm__ __volatile__(
  27.150 -        "movl %%esp,%%esi\n\t"
  27.151 -        "int $0x80\n\t"		/* Linux/i386 system call */
  27.152 -        "cmpl %%esp,%%esi\n\t"	/* child or parent? */
  27.153 -        "je 1f\n\t"		/* parent - jump */
  27.154 -        /* Load the argument into eax, and push it.  That way, it does
  27.155 -         * not matter whether the called function is compiled with
  27.156 -         * -mregparm or not.  */
  27.157 -        "movl %4,%%eax\n\t"
  27.158 -        "pushl %%eax\n\t"		
  27.159 -        "call *%5\n\t"		/* call fn */
  27.160 -        "movl %3,%0\n\t"	/* exit */
  27.161 -        "int $0x80\n"
  27.162 -        "1:\t"
  27.163 -        :"=&a" (retval), "=&S" (d0)
  27.164 -        :"0" (__NR_clone), "i" (__NR_exit),
  27.165 -        "r" (arg), "r" (fn),
  27.166 -        "b" (flags | CLONE_VM)
  27.167 -        : "memory");
  27.168 -
  27.169 -    return retval;
  27.170 -}
  27.171 -
  27.172 -/*
  27.173 - * Free current thread data structures etc..
  27.174 - */
  27.175 -void exit_thread(void)
  27.176 -{
  27.177 -    /* nothing to do ... */
  27.178 -}
  27.179 -
  27.180 -void flush_thread(void)
  27.181 -{
  27.182 -    struct task_struct *tsk = current;
  27.183 -
  27.184 -    memset(tsk->thread.debugreg, 0, sizeof(unsigned long)*8);
  27.185 -
  27.186 -    /*
  27.187 -     * Forget coprocessor state..
  27.188 -     */
  27.189 -    clear_fpu(tsk);
  27.190 -    tsk->used_math = 0;
  27.191 -}
  27.192 -
  27.193 -void release_thread(struct task_struct *dead_task)
  27.194 -{
  27.195 -    if (dead_task->mm) {
  27.196 -        // temporary debugging check
  27.197 -        if (dead_task->mm->context.size) {
  27.198 -            printk("WARNING: dead process %8s still has LDT? <%p/%08x>\n",
  27.199 -                   dead_task->comm, 
  27.200 -		   dead_task->mm->context.ldt,
  27.201 -		   dead_task->mm->context.size);
  27.202 -            BUG();
  27.203 -        }
  27.204 -    }
  27.205 -    //release_x86_irqs(dead_task);
  27.206 -}
  27.207 -
  27.208 -
  27.209 -/*
  27.210 - * Save a segment.
  27.211 - */
  27.212 -#define savesegment(seg,value) \
  27.213 -	asm volatile("movl %%" #seg ",%0":"=m" (*(int *)&(value)))
  27.214 -
  27.215 -int copy_thread(int nr, unsigned long clone_flags, unsigned long esp,
  27.216 -                unsigned long unused,
  27.217 -                struct task_struct * p, struct pt_regs * regs)
  27.218 -{
  27.219 -    struct pt_regs * childregs;
  27.220 -    unsigned long eflags;
  27.221 -
  27.222 -    childregs = ((struct pt_regs *) (THREAD_SIZE + (unsigned long) p)) - 1;
  27.223 -    struct_cpy(childregs, regs);
  27.224 -    childregs->eax = 0;
  27.225 -    childregs->esp = esp;
  27.226 -
  27.227 -    p->thread.esp = (unsigned long) childregs;
  27.228 -    p->thread.esp0 = (unsigned long) (childregs+1);
  27.229 -
  27.230 -    p->thread.eip = (unsigned long) ret_from_fork;
  27.231 -
  27.232 -    savesegment(fs,p->thread.fs);
  27.233 -    savesegment(gs,p->thread.gs);
  27.234 -
  27.235 -    unlazy_fpu(current);
  27.236 -    struct_cpy(&p->thread.i387, &current->thread.i387);
  27.237 -
  27.238 -
  27.239 -    __asm__ __volatile__ ( "pushfl; popl %0" : "=r" (eflags) : );
  27.240 -    p->thread.io_pl = (eflags >> 12) & 3;
  27.241 -
  27.242 -    return 0;
  27.243 -}
  27.244 -
  27.245 -/*
  27.246 - * fill in the user structure for a core dump..
  27.247 - */
  27.248 -void dump_thread(struct pt_regs * regs, struct user * dump)
  27.249 -{
  27.250 -    int i;
  27.251 -
  27.252 -/* changed the size calculations - should hopefully work better. lbt */
  27.253 -    dump->magic = CMAGIC;
  27.254 -    dump->start_code = 0;
  27.255 -    dump->start_stack = regs->esp & ~(PAGE_SIZE - 1);
  27.256 -    dump->u_tsize = ((unsigned long) current->mm->end_code) >> PAGE_SHIFT;
  27.257 -    dump->u_dsize = ((unsigned long) (current->mm->brk + (PAGE_SIZE-1))) >> PAGE_SHIFT;
  27.258 -    dump->u_dsize -= dump->u_tsize;
  27.259 -    dump->u_ssize = 0;
  27.260 -    for (i = 0; i < 8; i++)
  27.261 -        dump->u_debugreg[i] = current->thread.debugreg[i];  
  27.262 -
  27.263 -    if (dump->start_stack < TASK_SIZE)
  27.264 -        dump->u_ssize = ((unsigned long) (TASK_SIZE - dump->start_stack)) >> PAGE_SHIFT;
  27.265 -
  27.266 -    dump->regs.ebx = regs->ebx;
  27.267 -    dump->regs.ecx = regs->ecx;
  27.268 -    dump->regs.edx = regs->edx;
  27.269 -    dump->regs.esi = regs->esi;
  27.270 -    dump->regs.edi = regs->edi;
  27.271 -    dump->regs.ebp = regs->ebp;
  27.272 -    dump->regs.eax = regs->eax;
  27.273 -    dump->regs.ds = regs->xds;
  27.274 -    dump->regs.es = regs->xes;
  27.275 -    savesegment(fs,dump->regs.fs);
  27.276 -    savesegment(gs,dump->regs.gs);
  27.277 -    dump->regs.orig_eax = regs->orig_eax;
  27.278 -    dump->regs.eip = regs->eip;
  27.279 -    dump->regs.cs = regs->xcs;
  27.280 -    dump->regs.eflags = regs->eflags;
  27.281 -    dump->regs.esp = regs->esp;
  27.282 -    dump->regs.ss = regs->xss;
  27.283 -
  27.284 -    dump->u_fpvalid = dump_fpu (regs, &dump->i387);
  27.285 -}
  27.286 -
  27.287 -/*
  27.288 - *	switch_to(x,yn) should switch tasks from x to y.
  27.289 - *
  27.290 - * We fsave/fwait so that an exception goes off at the right time
  27.291 - * (as a call from the fsave or fwait in effect) rather than to
  27.292 - * the wrong process. Lazy FP saving no longer makes any sense
  27.293 - * with modern CPU's, and this simplifies a lot of things (SMP
  27.294 - * and UP become the same).
  27.295 - *
  27.296 - * NOTE! We used to use the x86 hardware context switching. The
  27.297 - * reason for not using it any more becomes apparent when you
  27.298 - * try to recover gracefully from saved state that is no longer
  27.299 - * valid (stale segment register values in particular). With the
  27.300 - * hardware task-switch, there is no way to fix up bad state in
  27.301 - * a reasonable manner.
  27.302 - *
  27.303 - * The fact that Intel documents the hardware task-switching to
  27.304 - * be slow is a fairly red herring - this code is not noticeably
  27.305 - * faster. However, there _is_ some room for improvement here,
  27.306 - * so the performance issues may eventually be a valid point.
  27.307 - * More important, however, is the fact that this allows us much
  27.308 - * more flexibility.
  27.309 - */
  27.310 -void fastcall __switch_to(struct task_struct *prev_p, struct task_struct *next_p)
  27.311 -{
  27.312 -    struct thread_struct *next = &next_p->thread;
  27.313 -
  27.314 -    __cli();
  27.315 -
  27.316 -    /*
  27.317 -     * We clobber FS and GS here so that we avoid a GPF when restoring previous
  27.318 -     * task's FS/GS values in Xen when the LDT is switched. If we don't do this
  27.319 -     * then we can end up erroneously re-flushing the page-update queue when
  27.320 -     * we 'execute_multicall_list'.
  27.321 -     */
  27.322 -    __asm__ __volatile__ ( 
  27.323 -        "xorl %%eax,%%eax; movl %%eax,%%fs; movl %%eax,%%gs" : : : "eax" );
  27.324 -
  27.325 -    MULTICALL_flush_page_update_queue();
  27.326 -
  27.327 -    /*
  27.328 -     * This is basically 'unlazy_fpu', except that we queue a multicall to 
  27.329 -     * indicate FPU task switch, rather than synchronously trapping to Xen.
  27.330 -     */
  27.331 -    if ( prev_p->flags & PF_USEDFPU )
  27.332 -    {
  27.333 -	if ( cpu_has_fxsr )
  27.334 -            asm volatile( "fxsave %0 ; fnclex"
  27.335 -                          : "=m" (prev_p->thread.i387.fxsave) );
  27.336 -	else
  27.337 -            asm volatile( "fnsave %0 ; fwait"
  27.338 -                          : "=m" (prev_p->thread.i387.fsave) );
  27.339 -	prev_p->flags &= ~PF_USEDFPU;
  27.340 -        queue_multicall0(__HYPERVISOR_fpu_taskswitch);
  27.341 -    }
  27.342 -
  27.343 -    queue_multicall2(__HYPERVISOR_stack_switch, __KERNEL_DS, next->esp0);
  27.344 -    if ( xen_start_info.flags & SIF_PRIVILEGED ) 
  27.345 -    {
  27.346 -        dom0_op_t op;
  27.347 -        op.cmd           = DOM0_IOPL;
  27.348 -        op.u.iopl.domain = DOMID_SELF;
  27.349 -        op.u.iopl.iopl   = next->io_pl;
  27.350 -        op.interface_version = DOM0_INTERFACE_VERSION;
  27.351 -        queue_multicall1(__HYPERVISOR_dom0_op, (unsigned long)&op);
  27.352 -    }
  27.353 -
  27.354 -    /* EXECUTE ALL TASK SWITCH XEN SYSCALLS AT THIS POINT. */
  27.355 -    execute_multicall_list();
  27.356 -    __sti();
  27.357 -
  27.358 -    /*
  27.359 -     * Restore %fs and %gs.
  27.360 -     */
  27.361 -    loadsegment(fs, next->fs);
  27.362 -    loadsegment(gs, next->gs);
  27.363 -
  27.364 -    /*
  27.365 -     * Now maybe reload the debug registers
  27.366 -     */
  27.367 -    if ( next->debugreg[7] != 0 )
  27.368 -    {
  27.369 -        HYPERVISOR_set_debugreg(0, next->debugreg[0]);
  27.370 -        HYPERVISOR_set_debugreg(1, next->debugreg[1]);
  27.371 -        HYPERVISOR_set_debugreg(2, next->debugreg[2]);
  27.372 -        HYPERVISOR_set_debugreg(3, next->debugreg[3]);
  27.373 -        /* no 4 and 5 */
  27.374 -        HYPERVISOR_set_debugreg(6, next->debugreg[6]);
  27.375 -        HYPERVISOR_set_debugreg(7, next->debugreg[7]);
  27.376 -    }
  27.377 -}
  27.378 -
  27.379 -asmlinkage int sys_fork(struct pt_regs regs)
  27.380 -{
  27.381 -    return do_fork(SIGCHLD, regs.esp, &regs, 0);
  27.382 -}
  27.383 -
  27.384 -asmlinkage int sys_clone(struct pt_regs regs)
  27.385 -{
  27.386 -    unsigned long clone_flags;
  27.387 -    unsigned long newsp;
  27.388 -
  27.389 -    clone_flags = regs.ebx;
  27.390 -    newsp = regs.ecx;
  27.391 -    if (!newsp)
  27.392 -        newsp = regs.esp;
  27.393 -    return do_fork(clone_flags, newsp, &regs, 0);
  27.394 -}
  27.395 -
  27.396 -/*
  27.397 - * This is trivial, and on the face of it looks like it
  27.398 - * could equally well be done in user mode.
  27.399 - *
  27.400 - * Not so, for quite unobvious reasons - register pressure.
  27.401 - * In user mode vfork() cannot have a stack frame, and if
  27.402 - * done by calling the "clone()" system call directly, you
  27.403 - * do not have enough call-clobbered registers to hold all
  27.404 - * the information you need.
  27.405 - */
  27.406 -asmlinkage int sys_vfork(struct pt_regs regs)
  27.407 -{
  27.408 -    return do_fork(CLONE_VFORK | CLONE_VM | SIGCHLD, regs.esp, &regs, 0);
  27.409 -}
  27.410 -
  27.411 -/*
  27.412 - * sys_execve() executes a new program.
  27.413 - */
  27.414 -asmlinkage int sys_execve(struct pt_regs regs)
  27.415 -{
  27.416 -    int error;
  27.417 -    char * filename;
  27.418 -
  27.419 -    filename = getname((char *) regs.ebx);
  27.420 -    error = PTR_ERR(filename);
  27.421 -    if (IS_ERR(filename))
  27.422 -        goto out;
  27.423 -    error = do_execve(filename, (char **) regs.ecx, (char **) regs.edx, &regs);
  27.424 -    if (error == 0)
  27.425 -        current->ptrace &= ~PT_DTRACE;
  27.426 -    putname(filename);
  27.427 - out:
  27.428 -    return error;
  27.429 -}
  27.430 -
  27.431 -/*
  27.432 - * These bracket the sleeping functions..
  27.433 - */
  27.434 -extern void scheduling_functions_start_here(void);
  27.435 -extern void scheduling_functions_end_here(void);
  27.436 -#define first_sched	((unsigned long) scheduling_functions_start_here)
  27.437 -#define last_sched	((unsigned long) scheduling_functions_end_here)
  27.438 -
  27.439 -unsigned long get_wchan(struct task_struct *p)
  27.440 -{
  27.441 -    unsigned long ebp, esp, eip;
  27.442 -    unsigned long stack_page;
  27.443 -    int count = 0;
  27.444 -    if (!p || p == current || p->state == TASK_RUNNING)
  27.445 -        return 0;
  27.446 -    stack_page = (unsigned long)p;
  27.447 -    esp = p->thread.esp;
  27.448 -    if (!stack_page || esp < stack_page || esp > 8188+stack_page)
  27.449 -        return 0;
  27.450 -    /* include/asm-i386/system.h:switch_to() pushes ebp last. */
  27.451 -    ebp = *(unsigned long *) esp;
  27.452 -    do {
  27.453 -        if (ebp < stack_page || ebp > 8184+stack_page)
  27.454 -            return 0;
  27.455 -        eip = *(unsigned long *) (ebp+4);
  27.456 -        if (eip < first_sched || eip >= last_sched)
  27.457 -            return eip;
  27.458 -        ebp = *(unsigned long *) ebp;
  27.459 -    } while (count++ < 16);
  27.460 -    return 0;
  27.461 -}
  27.462 -#undef last_sched
  27.463 -#undef first_sched
    28.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/setup.c	Thu Jan 20 22:18:00 2005 +0000
    28.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    28.3 @@ -1,1204 +0,0 @@
    28.4 -/*
    28.5 - *  linux/arch/i386/kernel/setup.c
    28.6 - *
    28.7 - *  Copyright (C) 1995  Linus Torvalds
    28.8 - */
    28.9 -
   28.10 -/*
   28.11 - * This file handles the architecture-dependent parts of initialization
   28.12 - */
   28.13 -
   28.14 -#define __KERNEL_SYSCALLS__
   28.15 -static int errno;
   28.16 -#include <linux/errno.h>
   28.17 -#include <linux/sched.h>
   28.18 -#include <linux/kernel.h>
   28.19 -#include <linux/mm.h>
   28.20 -#include <linux/stddef.h>
   28.21 -#include <linux/unistd.h>
   28.22 -#include <linux/ptrace.h>
   28.23 -#include <linux/slab.h>
   28.24 -#include <linux/user.h>
   28.25 -#include <linux/a.out.h>
   28.26 -#include <linux/tty.h>
   28.27 -#include <linux/ioport.h>
   28.28 -#include <linux/delay.h>
   28.29 -#include <linux/config.h>
   28.30 -#include <linux/init.h>
   28.31 -#include <linux/apm_bios.h>
   28.32 -#ifdef CONFIG_BLK_DEV_RAM
   28.33 -#include <linux/blk.h>
   28.34 -#endif
   28.35 -#include <linux/highmem.h>
   28.36 -#include <linux/bootmem.h>
   28.37 -#include <linux/seq_file.h>
   28.38 -#include <linux/reboot.h>
   28.39 -#include <asm/processor.h>
   28.40 -#include <linux/console.h>
   28.41 -#include <linux/module.h>
   28.42 -#include <asm/mtrr.h>
   28.43 -#include <asm/uaccess.h>
   28.44 -#include <asm/system.h>
   28.45 -#include <asm/io.h>
   28.46 -#include <asm/smp.h>
   28.47 -#include <asm/msr.h>
   28.48 -#include <asm/desc.h>
   28.49 -#include <asm/dma.h>
   28.50 -#include <asm/mpspec.h>
   28.51 -#include <asm/mmu_context.h>
   28.52 -#include <asm/ctrl_if.h>
   28.53 -#include <asm/hypervisor.h>
   28.54 -#include <asm-xen/xen-public/dom0_ops.h>
   28.55 -#include <linux/netdevice.h>
   28.56 -#include <linux/rtnetlink.h>
   28.57 -#include <linux/tqueue.h>
   28.58 -#include <net/pkt_sched.h> /* dev_(de)activate */
   28.59 -
   28.60 -/*
   28.61 - * Point at the empty zero page to start with. We map the real shared_info
   28.62 - * page as soon as fixmap is up and running.
   28.63 - */
   28.64 -shared_info_t *HYPERVISOR_shared_info = (shared_info_t *)empty_zero_page;
   28.65 -
   28.66 -unsigned long *phys_to_machine_mapping, *pfn_to_mfn_frame_list;
   28.67 -
   28.68 -multicall_entry_t multicall_list[8];
   28.69 -int nr_multicall_ents = 0;
   28.70 -
   28.71 -/*
   28.72 - * Machine setup..
   28.73 - */
   28.74 -
   28.75 -char ignore_irq13;		/* set if exception 16 works */
   28.76 -struct cpuinfo_x86 boot_cpu_data = { 0, 0, 0, 0, -1, 1, 0, 0, -1 };
   28.77 -
   28.78 -unsigned long mmu_cr4_features;
   28.79 -
   28.80 -unsigned char * vgacon_mmap;
   28.81 -
   28.82 -/*
   28.83 - * Bus types ..
   28.84 - */
   28.85 -#ifdef CONFIG_EISA
   28.86 -int EISA_bus;
   28.87 -#endif
   28.88 -int MCA_bus;
   28.89 -
   28.90 -/* for MCA, but anyone else can use it if they want */
   28.91 -unsigned int machine_id;
   28.92 -unsigned int machine_submodel_id;
   28.93 -unsigned int BIOS_revision;
   28.94 -unsigned int mca_pentium_flag;
   28.95 -
   28.96 -/* For PCI or other memory-mapped resources */
   28.97 -unsigned long pci_mem_start = 0x10000000;
   28.98 -
   28.99 -/*
  28.100 - * Setup options
  28.101 - */
  28.102 -struct drive_info_struct { char dummy[32]; } drive_info;
  28.103 -struct screen_info screen_info;
  28.104 -struct apm_info apm_info;
  28.105 -struct sys_desc_table_struct {
  28.106 -    unsigned short length;
  28.107 -    unsigned char table[0];
  28.108 -};
  28.109 -
  28.110 -unsigned char aux_device_present;
  28.111 -
  28.112 -extern int root_mountflags;
  28.113 -extern char _text, _etext, _edata, _end;
  28.114 -
  28.115 -extern int blk_nohighio;
  28.116 -
  28.117 -int enable_acpi_smp_table;
  28.118 -
  28.119 -/* Raw start-of-day parameters from the hypervisor. */
  28.120 -union xen_start_info_union xen_start_info_union;
  28.121 -
  28.122 -#define COMMAND_LINE_SIZE 256
  28.123 -static char command_line[COMMAND_LINE_SIZE];
  28.124 -char saved_command_line[COMMAND_LINE_SIZE];
  28.125 -
  28.126 -/* parse_mem_cmdline()
  28.127 - * returns the value of the mem= boot param converted to pages or 0
  28.128 - */ 
  28.129 -static int __init parse_mem_cmdline (char ** cmdline_p)
  28.130 -{
  28.131 -    char c = ' ', *to = command_line, *from = saved_command_line;
  28.132 -    int len = 0;
  28.133 -    unsigned long long bytes;
  28.134 -    int mem_param = 0;
  28.135 -
  28.136 -    /* Save unparsed command line copy for /proc/cmdline */
  28.137 -    memcpy(saved_command_line, xen_start_info.cmd_line, COMMAND_LINE_SIZE);
  28.138 -    saved_command_line[COMMAND_LINE_SIZE-1] = '\0';
  28.139 -
  28.140 -    for (;;) {
  28.141 -        /*
  28.142 -         * "mem=nopentium" disables the 4MB page tables.
  28.143 -         * "mem=XXX[kKmM]" defines a memory region from HIGH_MEM
  28.144 -         * to <mem>, overriding the bios size.
  28.145 -         * "mem=XXX[KkmM]@XXX[KkmM]" defines a memory region from
  28.146 -         * <start> to <start>+<mem>, overriding the bios size.
  28.147 -         */
  28.148 -        if (c == ' ' && !memcmp(from, "mem=", 4)) {
  28.149 -            if (to != command_line)
  28.150 -                to--;
  28.151 -            if (!memcmp(from+4, "nopentium", 9)) {
  28.152 -                from += 9+4;
  28.153 -            } else if (!memcmp(from+4, "exactmap", 8)) {
  28.154 -                from += 8+4;
  28.155 -            } else {
  28.156 -                bytes = memparse(from+4, &from);
  28.157 -                mem_param = bytes>>PAGE_SHIFT;
  28.158 -		if (*from == '@')
  28.159 -                    (void)memparse(from+1, &from);
  28.160 -            }
  28.161 -        }
  28.162 -
  28.163 -        c = *(from++);
  28.164 -        if (!c)
  28.165 -            break;
  28.166 -        if (COMMAND_LINE_SIZE <= ++len)
  28.167 -            break;
  28.168 -        *(to++) = c;
  28.169 -    }
  28.170 -    *to = '\0';
  28.171 -    *cmdline_p = command_line;
  28.172 -
  28.173 -    return mem_param;
  28.174 -}
  28.175 -
  28.176 -/*
  28.177 - * Every exception-fixup table is sorted (i.e., kernel main table, and every
  28.178 - * module table. Some elements may be out of order if they reference text.init,
  28.179 - * for example. 
  28.180 - */
  28.181 -static void sort_exception_table(struct exception_table_entry *start,
  28.182 -                                 struct exception_table_entry *end)
  28.183 -{
  28.184 -    struct exception_table_entry *p, *q, tmp;
  28.185 -
  28.186 -    for ( p = start; p < end; p++ )
  28.187 -    {
  28.188 -        for ( q = p-1; q > start; q-- )
  28.189 -            if ( p->insn > q->insn )
  28.190 -                break;
  28.191 -        if ( ++q != p )
  28.192 -        {
  28.193 -            tmp = *p;
  28.194 -            memmove(q+1, q, (p-q)*sizeof(*p));
  28.195 -            *q = tmp;
  28.196 -        }
  28.197 -    }
  28.198 -}
  28.199 -
  28.200 -int xen_module_init(struct module *mod)
  28.201 -{
  28.202 -    sort_exception_table(mod->ex_table_start, mod->ex_table_end);
  28.203 -    return 0;
  28.204 -}
  28.205 -
  28.206 -void __init setup_arch(char **cmdline_p)
  28.207 -{
  28.208 -    int i,j;
  28.209 -    unsigned long bootmap_size, start_pfn, lmax_low_pfn;
  28.210 -    int mem_param;  /* user specified memory size in pages */
  28.211 -    int boot_pfn;   /* low pages available for bootmem */
  28.212 -
  28.213 -    extern void hypervisor_callback(void);
  28.214 -    extern void failsafe_callback(void);
  28.215 -
  28.216 -    extern unsigned long cpu0_pte_quicklist[];
  28.217 -    extern unsigned long cpu0_pgd_quicklist[];
  28.218 -
  28.219 -    extern const struct exception_table_entry __start___ex_table[];
  28.220 -    extern const struct exception_table_entry __stop___ex_table[];
  28.221 -
  28.222 -    extern char _stext;
  28.223 -
  28.224 -    /* Force a quick death if the kernel panics. */
  28.225 -    extern int panic_timeout;
  28.226 -    if ( panic_timeout == 0 )
  28.227 -        panic_timeout = 1;
  28.228 -
  28.229 -    /* Ensure that the kernel exception-fixup table is sorted. */
  28.230 -    sort_exception_table(__start___ex_table, __stop___ex_table);
  28.231 -
  28.232 -#ifndef CONFIG_HIGHIO
  28.233 -    blk_nohighio = 1;
  28.234 -#endif
  28.235 -
  28.236 -    HYPERVISOR_vm_assist(VMASST_CMD_enable,
  28.237 -                         VMASST_TYPE_4gb_segments);
  28.238 -        
  28.239 -    HYPERVISOR_set_callbacks(
  28.240 -        __KERNEL_CS, (unsigned long)hypervisor_callback,
  28.241 -        __KERNEL_CS, (unsigned long)failsafe_callback);
  28.242 -
  28.243 -    boot_cpu_data.pgd_quick = cpu0_pgd_quicklist;
  28.244 -    boot_cpu_data.pte_quick = cpu0_pte_quicklist;
  28.245 -
  28.246 -    ROOT_DEV = MKDEV(RAMDISK_MAJOR,0);
  28.247 -    memset(&drive_info, 0, sizeof(drive_info));
  28.248 -    memset(&screen_info, 0, sizeof(screen_info));
  28.249 -    
  28.250 -    /* This is drawn from a dump from vgacon:startup in standard Linux. */
  28.251 -    screen_info.orig_video_mode = 3; 
  28.252 -    screen_info.orig_video_isVGA = 1;
  28.253 -    screen_info.orig_video_lines = 25;
  28.254 -    screen_info.orig_video_cols = 80;
  28.255 -    screen_info.orig_video_ega_bx = 3;
  28.256 -    screen_info.orig_video_points = 16;
  28.257 -
  28.258 -    memset(&apm_info.bios, 0, sizeof(apm_info.bios));
  28.259 -    aux_device_present = 0; 
  28.260 -#ifdef CONFIG_BLK_DEV_RAM
  28.261 -    rd_image_start = 0;
  28.262 -    rd_prompt = 0;
  28.263 -    rd_doload = 0;
  28.264 -#endif
  28.265 -
  28.266 -    root_mountflags &= ~MS_RDONLY;
  28.267 -    init_mm.start_code = (unsigned long) &_text;
  28.268 -    init_mm.end_code = (unsigned long) &_etext;
  28.269 -    init_mm.end_data = (unsigned long) &_edata;
  28.270 -    init_mm.brk = (unsigned long) &_end;
  28.271 -
  28.272 -    /* The mem= kernel command line param overrides the detected amount
  28.273 -     * of memory.   For xenolinux, if this override is larger than detected
  28.274 -     * memory, then boot using only detected memory and make provisions to
  28.275 -     * use all of the override value.   The hypervisor can give this
  28.276 -     * domain more memory later on and it will be added to the free
  28.277 -     * lists at that time.   See claim_new_pages() in
  28.278 -     * arch/xen/drivers/balloon/balloon.c
  28.279 -     */
  28.280 -    mem_param = parse_mem_cmdline(cmdline_p);
  28.281 -    if (mem_param < xen_start_info.nr_pages)
  28.282 -        mem_param = xen_start_info.nr_pages;
  28.283 -
  28.284 -#define PFN_UP(x)	(((x) + PAGE_SIZE-1) >> PAGE_SHIFT)
  28.285 -#define PFN_DOWN(x)	((x) >> PAGE_SHIFT)
  28.286 -#define PFN_PHYS(x)	((x) << PAGE_SHIFT)
  28.287 -
  28.288 -/*
  28.289 - * 128MB for vmalloc(), iomap(), kmap(), and fixaddr mappings.
  28.290 - */
  28.291 -#define VMALLOC_RESERVE	(unsigned long)(128 << 20)
  28.292 -#define MAXMEM		(unsigned long)(HYPERVISOR_VIRT_START-PAGE_OFFSET-VMALLOC_RESERVE)
  28.293 -#define MAXMEM_PFN	PFN_DOWN(MAXMEM)
  28.294 -#define MAX_NONPAE_PFN	(1 << 20)
  28.295 -
  28.296 -    /*
  28.297 -     * Determine low and high memory ranges:
  28.298 -     */
  28.299 -    lmax_low_pfn = max_pfn = mem_param;
  28.300 -    if (lmax_low_pfn > MAXMEM_PFN) {
  28.301 -        lmax_low_pfn = MAXMEM_PFN;
  28.302 -#ifndef CONFIG_HIGHMEM
  28.303 -        /* Maximum memory usable is what is directly addressable */
  28.304 -        printk(KERN_WARNING "Warning only %ldMB will be used.\n",
  28.305 -               MAXMEM>>20);
  28.306 -        if (max_pfn > MAX_NONPAE_PFN)
  28.307 -            printk(KERN_WARNING "Use a PAE enabled kernel.\n");
  28.308 -        else
  28.309 -            printk(KERN_WARNING "Use a HIGHMEM enabled kernel.\n");
  28.310 -        max_pfn = lmax_low_pfn;
  28.311 -#else /* !CONFIG_HIGHMEM */
  28.312 -#ifndef CONFIG_X86_PAE
  28.313 -        if (max_pfn > MAX_NONPAE_PFN) {
  28.314 -            max_pfn = MAX_NONPAE_PFN;
  28.315 -            printk(KERN_WARNING "Warning only 4GB will be used.\n");
  28.316 -            printk(KERN_WARNING "Use a PAE enabled kernel.\n");
  28.317 -        }
  28.318 -#endif /* !CONFIG_X86_PAE */
  28.319 -#endif /* !CONFIG_HIGHMEM */
  28.320 -    }
  28.321 -
  28.322 -#ifdef CONFIG_HIGHMEM
  28.323 -    highstart_pfn = highend_pfn = max_pfn;
  28.324 -    if (max_pfn > MAXMEM_PFN) {
  28.325 -        highstart_pfn = MAXMEM_PFN;
  28.326 -        printk(KERN_NOTICE "%ldMB HIGHMEM available.\n",
  28.327 -               pages_to_mb(highend_pfn - highstart_pfn));
  28.328 -    }
  28.329 -#endif
  28.330 -
  28.331 -    phys_to_machine_mapping = (unsigned long *)xen_start_info.mfn_list;
  28.332 -    cur_pgd = init_mm.pgd = (pgd_t *)xen_start_info.pt_base;
  28.333 -
  28.334 -    start_pfn = (__pa(xen_start_info.pt_base) >> PAGE_SHIFT) + 
  28.335 -        xen_start_info.nr_pt_frames;
  28.336 -
  28.337 -    /*
  28.338 -     * Initialize the boot-time allocator, and free up all RAM. Then reserve 
  28.339 -     * space for OS image, initrd, phys->machine table, bootstrap page table,
  28.340 -     * and the bootmem bitmap. 
  28.341 -     * NB. There is definitely enough room for the bootmem bitmap in the
  28.342 -     * bootstrap page table. We are guaranteed to get >=512kB unused 'padding'
  28.343 -     * for our own use after all bootstrap elements 
  28.344 -     * (see asm-xen/xen-public/xen.h).
  28.345 -     */
  28.346 -    boot_pfn = min((int)xen_start_info.nr_pages,lmax_low_pfn);
  28.347 -    bootmap_size = init_bootmem(start_pfn,boot_pfn);
  28.348 -    free_bootmem(0, PFN_PHYS(boot_pfn));
  28.349 -    reserve_bootmem(__pa(&_stext), 
  28.350 -                    PFN_PHYS(start_pfn) + bootmap_size + PAGE_SIZE-1 - 
  28.351 -                    __pa(&_stext));
  28.352 -
  28.353 -    /* init_bootmem() set the global max_low_pfn to boot_pfn.  Now max_low_pfn 
  28.354 -     * can be set to the override value.
  28.355 -     */
  28.356 -    max_low_pfn = lmax_low_pfn;
  28.357 -
  28.358 -#ifdef CONFIG_BLK_DEV_INITRD
  28.359 -    if ( xen_start_info.mod_start != 0 )
  28.360 -    {
  28.361 -        if ( (__pa(xen_start_info.mod_start) + xen_start_info.mod_len) <= 
  28.362 -             (max_low_pfn << PAGE_SHIFT) )
  28.363 -        {
  28.364 -            initrd_start = xen_start_info.mod_start;
  28.365 -            initrd_end   = initrd_start + xen_start_info.mod_len;
  28.366 -            initrd_below_start_ok = 1;
  28.367 -        }
  28.368 -        else
  28.369 -        {
  28.370 -            printk(KERN_ERR "initrd extends beyond end of memory "
  28.371 -                   "(0x%08lx > 0x%08lx)\ndisabling initrd\n",
  28.372 -                   __pa(xen_start_info.mod_start) + xen_start_info.mod_len,
  28.373 -                   max_low_pfn << PAGE_SHIFT);
  28.374 -            initrd_start = 0;
  28.375 -        }
  28.376 -    }
  28.377 -#endif
  28.378 -
  28.379 -    paging_init();
  28.380 -
  28.381 -    /* Make sure we have a large enough P->M table. */
  28.382 -    if ( max_pfn > xen_start_info.nr_pages )
  28.383 -    {
  28.384 -        phys_to_machine_mapping = alloc_bootmem_low_pages(
  28.385 -            max_pfn * sizeof(unsigned long));
  28.386 -        memset(phys_to_machine_mapping, ~0, max_pfn * sizeof(unsigned long));
  28.387 -        memcpy(phys_to_machine_mapping,
  28.388 -               (unsigned long *)xen_start_info.mfn_list,
  28.389 -               xen_start_info.nr_pages * sizeof(unsigned long));
  28.390 -        free_bootmem(__pa(xen_start_info.mfn_list), 
  28.391 -                     PFN_PHYS(PFN_UP(xen_start_info.nr_pages *
  28.392 -                                     sizeof(unsigned long))));
  28.393 -    }
  28.394 -
  28.395 -    pfn_to_mfn_frame_list = alloc_bootmem_low_pages(PAGE_SIZE);
  28.396 -    for ( i=0, j=0; i < max_pfn; i+=(PAGE_SIZE/sizeof(unsigned long)), j++ )
  28.397 -    {	
  28.398 -        pfn_to_mfn_frame_list[j] = 
  28.399 -            virt_to_machine(&phys_to_machine_mapping[i]) >> PAGE_SHIFT;
  28.400 -    }
  28.401 -    HYPERVISOR_shared_info->arch.pfn_to_mfn_frame_list =
  28.402 -	virt_to_machine(pfn_to_mfn_frame_list) >> PAGE_SHIFT;
  28.403 -
  28.404 -    /* If we are a privileged guest OS then we should request IO privileges. */
  28.405 -    if ( xen_start_info.flags & SIF_PRIVILEGED ) 
  28.406 -    {
  28.407 -        dom0_op_t op;
  28.408 -        op.cmd           = DOM0_IOPL;
  28.409 -        op.u.iopl.domain = DOMID_SELF;
  28.410 -        op.u.iopl.iopl   = 1;
  28.411 -        if( HYPERVISOR_dom0_op(&op) != 0 )
  28.412 -            panic("Unable to obtain IOPL, despite being SIF_PRIVILEGED");
  28.413 -        current->thread.io_pl = 1;
  28.414 -    }
  28.415 -
  28.416 -    if (xen_start_info.flags & SIF_INITDOMAIN )
  28.417 -    {
  28.418 -        if( !(xen_start_info.flags & SIF_PRIVILEGED) )
  28.419 -            panic("Xen granted us console access but not privileged status");
  28.420 -
  28.421 -#if defined(CONFIG_VT)
  28.422 -#if defined(CONFIG_VGA_CONSOLE)
  28.423 -        conswitchp = &vga_con;
  28.424 -#elif defined(CONFIG_DUMMY_CONSOLE)
  28.425 -        conswitchp = &dummy_con;
  28.426 -#endif
  28.427 -#endif
  28.428 -    }
  28.429 -}
  28.430 -
  28.431 -static int cachesize_override __initdata = -1;
  28.432 -static int __init cachesize_setup(char *str)
  28.433 -{
  28.434 -    get_option (&str, &cachesize_override);
  28.435 -    return 1;
  28.436 -}
  28.437 -__setup("cachesize=", cachesize_setup);
  28.438 -
  28.439 -static int __init highio_setup(char *str)
  28.440 -{
  28.441 -    printk("i386: disabling HIGHMEM block I/O\n");
  28.442 -    blk_nohighio = 1;
  28.443 -    return 1;
  28.444 -}
  28.445 -__setup("nohighio", highio_setup);
  28.446 -
  28.447 -static int __init get_model_name(struct cpuinfo_x86 *c)
  28.448 -{
  28.449 -    unsigned int *v;
  28.450 -    char *p, *q;
  28.451 -
  28.452 -    if (cpuid_eax(0x80000000) < 0x80000004)
  28.453 -        return 0;
  28.454 -
  28.455 -    v = (unsigned int *) c->x86_model_id;
  28.456 -    cpuid(0x80000002, &v[0], &v[1], &v[2], &v[3]);
  28.457 -    cpuid(0x80000003, &v[4], &v[5], &v[6], &v[7]);
  28.458 -    cpuid(0x80000004, &v[8], &v[9], &v[10], &v[11]);
  28.459 -    c->x86_model_id[48] = 0;
  28.460 -
  28.461 -    /* Intel chips right-justify this string for some dumb reason;
  28.462 -       undo that brain damage */
  28.463 -    p = q = &c->x86_model_id[0];
  28.464 -    while ( *p == ' ' )
  28.465 -        p++;
  28.466 -    if ( p != q ) {
  28.467 -        while ( *p )
  28.468 -            *q++ = *p++;
  28.469 -        while ( q <= &c->x86_model_id[48] )
  28.470 -            *q++ = '\0';	/* Zero-pad the rest */
  28.471 -    }
  28.472 -
  28.473 -    return 1;
  28.474 -}
  28.475 -
  28.476 -
  28.477 -static void __init display_cacheinfo(struct cpuinfo_x86 *c)
  28.478 -{
  28.479 -    unsigned int n, dummy, ecx, edx, l2size;
  28.480 -
  28.481 -    n = cpuid_eax(0x80000000);
  28.482 -
  28.483 -    if (n >= 0x80000005) {
  28.484 -        cpuid(0x80000005, &dummy, &dummy, &ecx, &edx);
  28.485 -        printk(KERN_INFO "CPU: L1 I Cache: %dK (%d bytes/line), D cache %dK (%d bytes/line)\n",
  28.486 -               edx>>24, edx&0xFF, ecx>>24, ecx&0xFF);
  28.487 -        c->x86_cache_size=(ecx>>24)+(edx>>24);	
  28.488 -    }
  28.489 -
  28.490 -    if (n < 0x80000006)	/* Some chips just has a large L1. */
  28.491 -        return;
  28.492 -
  28.493 -    ecx = cpuid_ecx(0x80000006);
  28.494 -    l2size = ecx >> 16;
  28.495 -
  28.496 -    /* AMD errata T13 (order #21922) */
  28.497 -    if ((c->x86_vendor == X86_VENDOR_AMD) && (c->x86 == 6)) {
  28.498 -        if (c->x86_model == 3 && c->x86_mask == 0)	/* Duron Rev A0 */
  28.499 -            l2size = 64;
  28.500 -        if (c->x86_model == 4 &&
  28.501 -            (c->x86_mask==0 || c->x86_mask==1))	/* Tbird rev A1/A2 */
  28.502 -            l2size = 256;
  28.503 -    }
  28.504 -
  28.505 -    /* Intel PIII Tualatin. This comes in two flavours.
  28.506 -     * One has 256kb of cache, the other 512. We have no way
  28.507 -     * to determine which, so we use a boottime override
  28.508 -     * for the 512kb model, and assume 256 otherwise.
  28.509 -     */
  28.510 -    if ((c->x86_vendor == X86_VENDOR_INTEL) && (c->x86 == 6) &&
  28.511 -        (c->x86_model == 11) && (l2size == 0))
  28.512 -        l2size = 256;
  28.513 -
  28.514 -    if (c->x86_vendor == X86_VENDOR_CENTAUR) {
  28.515 -	/* VIA C3 CPUs (670-68F) need further shifting. */
  28.516 -	if ((c->x86 == 6) &&
  28.517 -	    ((c->x86_model == 7) || (c->x86_model == 8))) {
  28.518 -		l2size >>= 8;
  28.519 -	}
  28.520 -
  28.521 -	/* VIA also screwed up Nehemiah stepping 1, and made
  28.522 -	   it return '65KB' instead of '64KB'
  28.523 -	   - Note, it seems this may only be in engineering samples. */
  28.524 -	if ((c->x86==6) && (c->x86_model==9) &&
  28.525 -	    (c->x86_mask==1) && (l2size==65))
  28.526 -		l2size -= 1;
  28.527 -    }
  28.528 -
  28.529 -    /* Allow user to override all this if necessary. */
  28.530 -    if (cachesize_override != -1)
  28.531 -        l2size = cachesize_override;
  28.532 -
  28.533 -    if ( l2size == 0 )
  28.534 -        return;		/* Again, no L2 cache is possible */
  28.535 -
  28.536 -    c->x86_cache_size = l2size;
  28.537 -
  28.538 -    printk(KERN_INFO "CPU: L2 Cache: %dK (%d bytes/line)\n",
  28.539 -           l2size, ecx & 0xFF);
  28.540 -}
  28.541 -
  28.542 -static void __init init_c3(struct cpuinfo_x86 *c)
  28.543 -{
  28.544 -    /* Test for Centaur Extended Feature Flags presence */
  28.545 -    if (cpuid_eax(0xC0000000) >= 0xC0000001) {
  28.546 -        /* store Centaur Extended Feature Flags as
  28.547 -         * word 5 of the CPU capability bit array
  28.548 -         */
  28.549 -        c->x86_capability[5] = cpuid_edx(0xC0000001);
  28.550 -    }
  28.551 -   
  28.552 -    switch (c->x86_model) {
  28.553 -    case 9:	/* Nehemiah */
  28.554 -    default:
  28.555 -        get_model_name(c);
  28.556 -        display_cacheinfo(c);
  28.557 -        break;
  28.558 -    }
  28.559 -}
  28.560 -
  28.561 -static void __init init_centaur(struct cpuinfo_x86 *c)
  28.562 -{
  28.563 -    /* Bit 31 in normal CPUID used for nonstandard 3DNow ID;
  28.564 -       3DNow is IDd by bit 31 in extended CPUID (1*3231) anyway */
  28.565 -    clear_bit(0*32+31, &c->x86_capability);
  28.566 -  
  28.567 -    switch (c->x86) {
  28.568 -    case 6:
  28.569 -        init_c3(c);
  28.570 -        break;
  28.571 -    default:
  28.572 -        panic("Unsupported Centaur CPU (%i)\n", c->x86);
  28.573 -    }
  28.574 -}
  28.575 -
  28.576 -static int __init init_amd(struct cpuinfo_x86 *c)
  28.577 -{
  28.578 -    int r;
  28.579 -
  28.580 -    /* Bit 31 in normal CPUID used for nonstandard 3DNow ID;
  28.581 -       3DNow is IDd by bit 31 in extended CPUID (1*32+31) anyway */
  28.582 -    clear_bit(0*32+31, &c->x86_capability);
  28.583 -	
  28.584 -    r = get_model_name(c);
  28.585 -
  28.586 -    switch(c->x86)
  28.587 -    {
  28.588 -    case 5: /* We don't like AMD K6 */
  28.589 -        panic("Unsupported AMD processor\n");
  28.590 -    case 6:	/* An Athlon/Duron. We can trust the BIOS probably */
  28.591 -        break;
  28.592 -    }
  28.593 -
  28.594 -    display_cacheinfo(c);
  28.595 -    return r;
  28.596 -}
  28.597 -
  28.598 -
  28.599 -static void __init init_intel(struct cpuinfo_x86 *c)
  28.600 -{
  28.601 -    char *p = NULL;
  28.602 -    unsigned int l1i = 0, l1d = 0, l2 = 0, l3 = 0; /* Cache sizes */
  28.603 -
  28.604 -    if (c->cpuid_level > 1) {
  28.605 -        /* supports eax=2  call */
  28.606 -        int i, j, n;
  28.607 -        int regs[4];
  28.608 -        unsigned char *dp = (unsigned char *)regs;
  28.609 -
  28.610 -        /* Number of times to iterate */
  28.611 -        n = cpuid_eax(2) & 0xFF;
  28.612 -
  28.613 -        for ( i = 0 ; i < n ; i++ ) {
  28.614 -            cpuid(2, &regs[0], &regs[1], &regs[2], &regs[3]);
  28.615 -			
  28.616 -            /* If bit 31 is set, this is an unknown format */
  28.617 -            for ( j = 0 ; j < 3 ; j++ ) {
  28.618 -                if ( regs[j] < 0 ) regs[j] = 0;
  28.619 -            }
  28.620 -
  28.621 -            /* Byte 0 is level count, not a descriptor */
  28.622 -            for ( j = 1 ; j < 16 ; j++ ) {
  28.623 -                unsigned char des = dp[j];
  28.624 -                unsigned char dl, dh;
  28.625 -                unsigned int cs;
  28.626 -
  28.627 -                dh = des >> 4;
  28.628 -                dl = des & 0x0F;
  28.629 -
  28.630 -				/* Black magic... */
  28.631 -
  28.632 -                switch ( dh )
  28.633 -                {
  28.634 -                case 0:
  28.635 -                    switch ( dl ) {
  28.636 -                    case 6:
  28.637 -                        /* L1 I cache */
  28.638 -                        l1i += 8;
  28.639 -                        break;
  28.640 -                    case 8:
  28.641 -                        /* L1 I cache */
  28.642 -                        l1i += 16;
  28.643 -                        break;
  28.644 -                    case 10:
  28.645 -                        /* L1 D cache */
  28.646 -                        l1d += 8;
  28.647 -                        break;
  28.648 -                    case 12:
  28.649 -                        /* L1 D cache */
  28.650 -                        l1d += 16;
  28.651 -                        break;
  28.652 -                    default:;
  28.653 -                        /* TLB, or unknown */
  28.654 -                    }
  28.655 -                    break;
  28.656 -                case 2:
  28.657 -                    if ( dl ) {
  28.658 -                        /* L3 cache */
  28.659 -                        cs = (dl-1) << 9;
  28.660 -                        l3 += cs;
  28.661 -                    }
  28.662 -                    break;
  28.663 -                case 4:
  28.664 -                    if ( c->x86 > 6 && dl ) {
  28.665 -                        /* P4 family */
  28.666 -                        /* L3 cache */
  28.667 -                        cs = 128 << (dl-1);
  28.668 -                        l3 += cs;
  28.669 -                        break;
  28.670 -                    }
  28.671 -                    /* else same as 8 - fall through */
  28.672 -                case 8:
  28.673 -                    if ( dl ) {
  28.674 -                        /* L2 cache */
  28.675 -                        cs = 128 << (dl-1);
  28.676 -                        l2 += cs;
  28.677 -                    }
  28.678 -                    break;
  28.679 -                case 6:
  28.680 -                    if (dl > 5) {
  28.681 -                        /* L1 D cache */
  28.682 -                        cs = 8<<(dl-6);
  28.683 -                        l1d += cs;
  28.684 -                    }
  28.685 -                    break;
  28.686 -                case 7:
  28.687 -                    if ( dl >= 8 ) 
  28.688 -                    {
  28.689 -                        /* L2 cache */
  28.690 -                        cs = 64<<(dl-8);
  28.691 -                        l2 += cs;
  28.692 -                    } else {
  28.693 -                        /* L0 I cache, count as L1 */
  28.694 -                        cs = dl ? (16 << (dl-1)) : 12;
  28.695 -                        l1i += cs;
  28.696 -                    }
  28.697 -                    break;
  28.698 -                default:
  28.699 -                    /* TLB, or something else we don't know about */
  28.700 -                    break;
  28.701 -                }
  28.702 -            }
  28.703 -        }
  28.704 -        if ( l1i || l1d )
  28.705 -            printk(KERN_INFO "CPU: L1 I cache: %dK, L1 D cache: %dK\n",
  28.706 -                   l1i, l1d);
  28.707 -        if ( l2 )
  28.708 -            printk(KERN_INFO "CPU: L2 cache: %dK\n", l2);
  28.709 -        if ( l3 )
  28.710 -            printk(KERN_INFO "CPU: L3 cache: %dK\n", l3);
  28.711 -
  28.712 -        /*
  28.713 -         * This assumes the L3 cache is shared; it typically lives in
  28.714 -         * the northbridge.  The L1 caches are included by the L2
  28.715 -         * cache, and so should not be included for the purpose of
  28.716 -         * SMP switching weights.
  28.717 -         */
  28.718 -        c->x86_cache_size = l2 ? l2 : (l1i+l1d);
  28.719 -    }
  28.720 -
  28.721 -    /* SEP CPUID bug: Pentium Pro reports SEP but doesn't have it */
  28.722 -    if ( c->x86 == 6 && c->x86_model < 3 && c->x86_mask < 3 )
  28.723 -        clear_bit(X86_FEATURE_SEP, &c->x86_capability);
  28.724 -	
  28.725 -    /* Names for the Pentium II/Celeron processors 
  28.726 -       detectable only by also checking the cache size.
  28.727 -       Dixon is NOT a Celeron. */
  28.728 -    if (c->x86 == 6) {
  28.729 -        switch (c->x86_model) {
  28.730 -        case 5:
  28.731 -            if (l2 == 0)
  28.732 -                p = "Celeron (Covington)";
  28.733 -            if (l2 == 256)
  28.734 -                p = "Mobile Pentium II (Dixon)";
  28.735 -            break;
  28.736 -			
  28.737 -        case 6:
  28.738 -            if (l2 == 128)
  28.739 -                p = "Celeron (Mendocino)";
  28.740 -            break;
  28.741 -			
  28.742 -        case 8:
  28.743 -            if (l2 == 128)
  28.744 -                p = "Celeron (Coppermine)";
  28.745 -            break;
  28.746 -        }
  28.747 -    }
  28.748 -
  28.749 -    if ( p )
  28.750 -        strcpy(c->x86_model_id, p);
  28.751 -}
  28.752 -
  28.753 -void __init get_cpu_vendor(struct cpuinfo_x86 *c)
  28.754 -{
  28.755 -    char *v = c->x86_vendor_id;
  28.756 -
  28.757 -    if (!strcmp(v, "GenuineIntel"))
  28.758 -        c->x86_vendor = X86_VENDOR_INTEL;
  28.759 -    else if (!strcmp(v, "AuthenticAMD"))
  28.760 -        c->x86_vendor = X86_VENDOR_AMD;
  28.761 -    else if (!strcmp(v, "CentaurHauls"))
  28.762 -        c->x86_vendor = X86_VENDOR_CENTAUR;
  28.763 -    else
  28.764 -        c->x86_vendor = X86_VENDOR_UNKNOWN;
  28.765 -}
  28.766 -
  28.767 -struct cpu_model_info {
  28.768 -    int vendor;
  28.769 -    int family;
  28.770 -    char *model_names[16];
  28.771 -};
  28.772 -
  28.773 -/* Naming convention should be: <Name> [(<Codename>)] */
  28.774 -/* This table only is used unless init_<vendor>() below doesn't set it; */
  28.775 -/* in particular, if CPUID levels 0x80000002..4 are supported, this isn't used */
  28.776 -static struct cpu_model_info cpu_models[] __initdata = {
  28.777 -    { X86_VENDOR_INTEL,	6,
  28.778 -      { "Pentium Pro A-step", "Pentium Pro", NULL, "Pentium II (Klamath)", 
  28.779 -        NULL, "Pentium II (Deschutes)", "Mobile Pentium II",
  28.780 -        "Pentium III (Katmai)", "Pentium III (Coppermine)", NULL,
  28.781 -        "Pentium III (Cascades)", NULL, NULL, NULL, NULL }},
  28.782 -    { X86_VENDOR_AMD,	6, /* Is this this really necessary?? */
  28.783 -      { "Athlon", "Athlon",
  28.784 -        "Athlon", NULL, "Athlon", NULL,
  28.785 -        NULL, NULL, NULL,
  28.786 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL }}
  28.787 -};
  28.788 -
  28.789 -/* Look up CPU names by table lookup. */
  28.790 -static char __init *table_lookup_model(struct cpuinfo_x86 *c)
  28.791 -{
  28.792 -    struct cpu_model_info *info = cpu_models;
  28.793 -    int i;
  28.794 -
  28.795 -    if ( c->x86_model >= 16 )
  28.796 -        return NULL;	/* Range check */
  28.797 -
  28.798 -    for ( i = 0 ; i < sizeof(cpu_models)/sizeof(struct cpu_model_info) ; i++ ) {
  28.799 -        if ( info->vendor == c->x86_vendor &&
  28.800 -             info->family == c->x86 ) {
  28.801 -            return info->model_names[c->x86_model];
  28.802 -        }
  28.803 -        info++;
  28.804 -    }
  28.805 -    return NULL;		/* Not found */
  28.806 -}
  28.807 -
  28.808 -
  28.809 -
  28.810 -/* Standard macro to see if a specific flag is changeable */
  28.811 -static inline int flag_is_changeable_p(u32 flag)
  28.812 -{
  28.813 -    u32 f1, f2;
  28.814 -
  28.815 -    asm("pushfl\n\t"
  28.816 -        "pushfl\n\t"
  28.817 -        "popl %0\n\t"
  28.818 -        "movl %0,%1\n\t"
  28.819 -        "xorl %2,%0\n\t"
  28.820 -        "pushl %0\n\t"
  28.821 -        "popfl\n\t"
  28.822 -        "pushfl\n\t"
  28.823 -        "popl %0\n\t"
  28.824 -        "popfl\n\t"
  28.825 -        : "=&r" (f1), "=&r" (f2)
  28.826 -        : "ir" (flag));
  28.827 -
  28.828 -    return ((f1^f2) & flag) != 0;
  28.829 -}
  28.830 -
  28.831 -
  28.832 -/* Probe for the CPUID instruction */
  28.833 -static int __init have_cpuid_p(void)
  28.834 -{
  28.835 -    return flag_is_changeable_p(X86_EFLAGS_ID);
  28.836 -}
  28.837 -
  28.838 -
  28.839 -
  28.840 -#if defined(CONFIG_EDD) || defined(CONFIG_EDD_MODULE)
  28.841 -unsigned char eddnr;
  28.842 -struct edd_info edd[EDDMAXNR];
  28.843 -unsigned int edd_disk80_sig;
  28.844 -/**
  28.845 - * copy_edd() - Copy the BIOS EDD information
  28.846 - *              from empty_zero_page into a safe place.
  28.847 - *
  28.848 - */
  28.849 -static inline void copy_edd(void)
  28.850 -{
  28.851 -     eddnr = EDD_NR;
  28.852 -     memcpy(edd, EDD_BUF, sizeof(edd));
  28.853 -     edd_disk80_sig = DISK80_SIGNATURE_BUFFER;
  28.854 -}
  28.855 -#else
  28.856 -static inline void copy_edd(void) {}
  28.857 -#endif
  28.858 -
  28.859 -/*
  28.860 - * This does the hard work of actually picking apart the CPU stuff...
  28.861 - */
  28.862 -void __init identify_cpu(struct cpuinfo_x86 *c)
  28.863 -{
  28.864 -    int junk, i;
  28.865 -    u32 xlvl, tfms;
  28.866 -
  28.867 -    c->loops_per_jiffy = loops_per_jiffy;
  28.868 -    c->x86_cache_size = -1;
  28.869 -    c->x86_vendor = X86_VENDOR_UNKNOWN;
  28.870 -    c->cpuid_level = -1;	/* CPUID not detected */
  28.871 -    c->x86_model = c->x86_mask = 0;	/* So far unknown... */
  28.872 -    c->x86_vendor_id[0] = '\0'; /* Unset */
  28.873 -    c->x86_model_id[0] = '\0';  /* Unset */
  28.874 -    memset(&c->x86_capability, 0, sizeof c->x86_capability);
  28.875 -    c->hard_math = 1;
  28.876 -
  28.877 -    if ( !have_cpuid_p() ) {
  28.878 -        panic("Processor must support CPUID\n");
  28.879 -    } else {
  28.880 -        /* CPU does have CPUID */
  28.881 -
  28.882 -        /* Get vendor name */
  28.883 -        cpuid(0x00000000, &c->cpuid_level,
  28.884 -              (int *)&c->x86_vendor_id[0],
  28.885 -              (int *)&c->x86_vendor_id[8],
  28.886 -              (int *)&c->x86_vendor_id[4]);
  28.887 -		
  28.888 -        get_cpu_vendor(c);
  28.889 -        /* Initialize the standard set of capabilities */
  28.890 -        /* Note that the vendor-specific code below might override */
  28.891 -
  28.892 -        /* Intel-defined flags: level 0x00000001 */
  28.893 -        if ( c->cpuid_level >= 0x00000001 ) {
  28.894 -                        u32 capability, excap;
  28.895 -                        cpuid(0x00000001, &tfms, &junk, &excap, &capability);
  28.896 -                        c->x86_capability[0] = capability;
  28.897 -                        c->x86_capability[4] = excap;
  28.898 -                        c->x86 = (tfms >> 8) & 15;
  28.899 -                        c->x86_model = (tfms >> 4) & 15;
  28.900 -                        if (c->x86 == 0xf) {
  28.901 -                                c->x86 += (tfms >> 20) & 0xff;
  28.902 -                                c->x86_model += ((tfms >> 16) & 0xF) << 4;
  28.903 -                        }
  28.904 -                        c->x86_mask = tfms & 15;
  28.905 -        } else {
  28.906 -            /* Have CPUID level 0 only - unheard of */
  28.907 -            c->x86 = 4;
  28.908 -        }
  28.909 -
  28.910 -        /* AMD-defined flags: level 0x80000001 */
  28.911 -        xlvl = cpuid_eax(0x80000000);
  28.912 -        if ( (xlvl & 0xffff0000) == 0x80000000 ) {
  28.913 -            if ( xlvl >= 0x80000001 )
  28.914 -                c->x86_capability[1] = cpuid_edx(0x80000001);
  28.915 -            if ( xlvl >= 0x80000004 )
  28.916 -                get_model_name(c); /* Default name */
  28.917 -        }
  28.918 -
  28.919 -        /* Transmeta-defined flags: level 0x80860001 */
  28.920 -        xlvl = cpuid_eax(0x80860000);
  28.921 -        if ( (xlvl & 0xffff0000) == 0x80860000 ) {
  28.922 -            if (  xlvl >= 0x80860001 )
  28.923 -                c->x86_capability[2] = cpuid_edx(0x80860001);
  28.924 -        }
  28.925 -    }
  28.926 -
  28.927 -    printk(KERN_DEBUG "CPU: Before vendor init, caps: %08x %08x %08x, vendor = %d\n",
  28.928 -           c->x86_capability[0],
  28.929 -           c->x86_capability[1],
  28.930 -           c->x86_capability[2],
  28.931 -           c->x86_vendor);
  28.932 -
  28.933 -    /*
  28.934 -     * Vendor-specific initialization.  In this section we
  28.935 -     * canonicalize the feature flags, meaning if there are
  28.936 -     * features a certain CPU supports which CPUID doesn't
  28.937 -     * tell us, CPUID claiming incorrect flags, or other bugs,
  28.938 -     * we handle them here.
  28.939 -     *
  28.940 -     * At the end of this section, c->x86_capability better
  28.941 -     * indicate the features this CPU genuinely supports!
  28.942 -     */
  28.943 -    switch ( c->x86_vendor ) {
  28.944 -    case X86_VENDOR_AMD:
  28.945 -        init_amd(c);
  28.946 -        break;
  28.947 -
  28.948 -    case X86_VENDOR_INTEL:
  28.949 -        init_intel(c);
  28.950 -        break;
  28.951 -
  28.952 -    case X86_VENDOR_CENTAUR:
  28.953 -        init_centaur(c);
  28.954 -        break;
  28.955 -        
  28.956 -    default:
  28.957 -        printk("Unsupported CPU vendor (%d) -- please report!\n",
  28.958 -               c->x86_vendor);
  28.959 -    }
  28.960 -	
  28.961 -    printk(KERN_DEBUG "CPU: After vendor init, caps: %08x %08x %08x %08x\n",
  28.962 -           c->x86_capability[0],
  28.963 -           c->x86_capability[1],
  28.964 -           c->x86_capability[2],
  28.965 -           c->x86_capability[3]);
  28.966 -
  28.967 -
  28.968 -    /* If the model name is still unset, do table lookup. */
  28.969 -    if ( !c->x86_model_id[0] ) {
  28.970 -        char *p;
  28.971 -        p = table_lookup_model(c);
  28.972 -        if ( p )
  28.973 -            strcpy(c->x86_model_id, p);
  28.974 -        else
  28.975 -            /* Last resort... */
  28.976 -            sprintf(c->x86_model_id, "%02x/%02x",
  28.977 -                    c->x86_vendor, c->x86_model);
  28.978 -    }
  28.979 -
  28.980 -    /* Now the feature flags better reflect actual CPU features! */
  28.981 -
  28.982 -    printk(KERN_DEBUG "CPU:     After generic, caps: %08x %08x %08x %08x\n",
  28.983 -           c->x86_capability[0],
  28.984 -           c->x86_capability[1],
  28.985 -           c->x86_capability[2],
  28.986 -           c->x86_capability[3]);
  28.987 -
  28.988 -    /*
  28.989 -     * On SMP, boot_cpu_data holds the common feature set between
  28.990 -     * all CPUs; so make sure that we indicate which features are
  28.991 -     * common between the CPUs.  The first time this routine gets
  28.992 -     * executed, c == &boot_cpu_data.
  28.993 -     */
  28.994 -    if ( c != &boot_cpu_data ) {
  28.995 -        /* AND the already accumulated flags with these */
  28.996 -        for ( i = 0 ; i < NCAPINTS ; i++ )
  28.997 -            boot_cpu_data.x86_capability[i] &= c->x86_capability[i];
  28.998 -    }
  28.999 -
 28.1000 -    printk(KERN_DEBUG "CPU:             Common caps: %08x %08x %08x %08x\n",
 28.1001 -           boot_cpu_data.x86_capability[0],
 28.1002 -           boot_cpu_data.x86_capability[1],
 28.1003 -           boot_cpu_data.x86_capability[2],
 28.1004 -           boot_cpu_data.x86_capability[3]);
 28.1005 -}
 28.1006 -
 28.1007 -
 28.1008 -/* These need to match <asm/processor.h> */
 28.1009 -static char *cpu_vendor_names[] __initdata = {
 28.1010 -    "Intel", "Cyrix", "AMD", "UMC", "NexGen", "Centaur", "Rise", "Transmeta" };
 28.1011 -
 28.1012 -
 28.1013 -void __init print_cpu_info(struct cpuinfo_x86 *c)
 28.1014 -{
 28.1015 -    char *vendor = NULL;
 28.1016 -
 28.1017 -    if (c->x86_vendor < sizeof(cpu_vendor_names)/sizeof(char *))
 28.1018 -        vendor = cpu_vendor_names[c->x86_vendor];
 28.1019 -    else if (c->cpuid_level >= 0)
 28.1020 -        vendor = c->x86_vendor_id;
 28.1021 -
 28.1022 -    if (vendor && strncmp(c->x86_model_id, vendor, strlen(vendor)))
 28.1023 -        printk("%s ", vendor);
 28.1024 -
 28.1025 -    if (!c->x86_model_id[0])
 28.1026 -        printk("%d86", c->x86);
 28.1027 -    else
 28.1028 -        printk("%s", c->x86_model_id);
 28.1029 -
 28.1030 -    if (c->x86_mask || c->cpuid_level >= 0) 
 28.1031 -        printk(" stepping %02x\n", c->x86_mask);
 28.1032 -    else
 28.1033 -        printk("\n");
 28.1034 -}
 28.1035 -
 28.1036 -/*
 28.1037 - *	Get CPU information for use by the procfs.
 28.1038 - */
 28.1039 -static int show_cpuinfo(struct seq_file *m, void *v)
 28.1040 -{
 28.1041 -    /* 
 28.1042 -     * These flag bits must match the definitions in <asm/cpufeature.h>.
 28.1043 -     * NULL means this bit is undefined or reserved; either way it doesn't
 28.1044 -     * have meaning as far as Linux is concerned.  Note that it's important
 28.1045 -     * to realize there is a difference between this table and CPUID -- if
 28.1046 -     * applications want to get the raw CPUID data, they should access
 28.1047 -     * /dev/cpu/<cpu_nr>/cpuid instead.
 28.1048 -	 */
 28.1049 -    static char *x86_cap_flags[] = {
 28.1050 -        /* Intel-defined */
 28.1051 -        "fpu", "vme", "de", "pse", "tsc", "msr", "pae", "mce",
 28.1052 -        "cx8", "apic", NULL, "sep", "mtrr", "pge", "mca", "cmov",
 28.1053 -        "pat", "pse36", "pn", "clflush", NULL, "dts", "acpi", "mmx",
 28.1054 -        "fxsr", "sse", "sse2", "ss", "ht", "tm", "ia64", "pbe",
 28.1055 -
 28.1056 -        /* AMD-defined */
 28.1057 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1058 -        NULL, NULL, NULL, "syscall", NULL, NULL, NULL, NULL,
 28.1059 -        NULL, NULL, NULL, "mp", NULL, NULL, "mmxext", NULL,
 28.1060 -        NULL, NULL, NULL, NULL, NULL, "lm", "3dnowext", "3dnow",
 28.1061 -
 28.1062 -        /* Transmeta-defined */
 28.1063 -        "recovery", "longrun", NULL, "lrti", NULL, NULL, NULL, NULL,
 28.1064 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1065 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1066 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1067 -
 28.1068 -        /* Other (Linux-defined) */
 28.1069 -        "cxmmx", "k6_mtrr", "cyrix_arr", "centaur_mcr", 
 28.1070 -	NULL, NULL, NULL, NULL,
 28.1071 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1072 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1073 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1074 -
 28.1075 -        /* Intel-defined (#2) */
 28.1076 -        "pni", NULL, NULL, "monitor", "ds_cpl", NULL, NULL, "tm2",
 28.1077 -        "est", NULL, "cid", NULL, NULL, NULL, NULL, NULL,
 28.1078 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1079 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1080 -
 28.1081 -        /* VIA/Cyrix/Centaur-defined */
 28.1082 -        NULL, NULL, "xstore", NULL, NULL, NULL, NULL, NULL,
 28.1083 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1084 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1085 -        NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
 28.1086 -
 28.1087 -    };
 28.1088 -    struct cpuinfo_x86 *c = v;
 28.1089 -    int i, n = c - cpu_data;
 28.1090 -    int fpu_exception;
 28.1091 -
 28.1092 -#ifdef CONFIG_SMP
 28.1093 -    if (!(cpu_online_map & (1<<n)))
 28.1094 -        return 0;
 28.1095 -#endif
 28.1096 -    seq_printf(m, "processor\t: %d\n"
 28.1097 -               "vendor_id\t: %s\n"
 28.1098 -               "cpu family\t: %d\n"
 28.1099 -               "model\t\t: %d\n"
 28.1100 -               "model name\t: %s\n",
 28.1101 -               n,
 28.1102 -               c->x86_vendor_id[0] ? c->x86_vendor_id : "unknown",
 28.1103 -               c->x86,
 28.1104 -               c->x86_model,
 28.1105 -               c->x86_model_id[0] ? c->x86_model_id : "unknown");
 28.1106 -
 28.1107 -    if (c->x86_mask || c->cpuid_level >= 0)
 28.1108 -        seq_printf(m, "stepping\t: %d\n", c->x86_mask);
 28.1109 -    else
 28.1110 -        seq_printf(m, "stepping\t: unknown\n");
 28.1111 -
 28.1112 -    if ( test_bit(X86_FEATURE_TSC, &c->x86_capability) ) {
 28.1113 -        seq_printf(m, "cpu MHz\t\t: %lu.%03lu\n",
 28.1114 -                   cpu_khz / 1000, (cpu_khz % 1000));
 28.1115 -    }
 28.1116 -
 28.1117 -    /* Cache size */
 28.1118 -    if (c->x86_cache_size >= 0)
 28.1119 -        seq_printf(m, "cache size\t: %d KB\n", c->x86_cache_size);
 28.1120 -	
 28.1121 -	/* We use exception 16 if we have hardware math and we've either seen it or the CPU claims it is internal */
 28.1122 -    fpu_exception = c->hard_math && (ignore_irq13 || cpu_has_fpu);
 28.1123 -    seq_printf(m, "fdiv_bug\t: %s\n"
 28.1124 -               "hlt_bug\t\t: %s\n"
 28.1125 -               "f00f_bug\t: %s\n"
 28.1126 -               "coma_bug\t: %s\n"
 28.1127 -               "fpu\t\t: %s\n"
 28.1128 -               "fpu_exception\t: %s\n"
 28.1129 -               "cpuid level\t: %d\n"
 28.1130 -               "wp\t\t: %s\n"
 28.1131 -               "flags\t\t:",
 28.1132 -               c->fdiv_bug ? "yes" : "no",
 28.1133 -               c->hlt_works_ok ? "no" : "yes",
 28.1134 -               c->f00f_bug ? "yes" : "no",
 28.1135 -               c->coma_bug ? "yes" : "no",
 28.1136 -               c->hard_math ? "yes" : "no",
 28.1137 -               fpu_exception ? "yes" : "no",
 28.1138 -               c->cpuid_level,
 28.1139 -               c->wp_works_ok ? "yes" : "no");
 28.1140 -
 28.1141 -    for ( i = 0 ; i < 32*NCAPINTS ; i++ )
 28.1142 -        if ( test_bit(i, &c->x86_capability) &&
 28.1143 -             x86_cap_flags[i] != NULL )
 28.1144 -            seq_printf(m, " %s", x86_cap_flags[i]);
 28.1145 -
 28.1146 -    seq_printf(m, "\nbogomips\t: %lu.%02lu\n\n",
 28.1147 -               c->loops_per_jiffy/(500000/HZ),
 28.1148 -               (c->loops_per_jiffy/(5000/HZ)) % 100);
 28.1149 -    return 0;
 28.1150 -}
 28.1151 -
 28.1152 -static void *c_start(struct seq_file *m, loff_t *pos)
 28.1153 -{
 28.1154 -    return *pos < NR_CPUS ? cpu_data + *pos : NULL;
 28.1155 -}
 28.1156 -static void *c_next(struct seq_file *m, void *v, loff_t *pos)
 28.1157 -{
 28.1158 -    ++*pos;
 28.1159 -    return c_start(m, pos);
 28.1160 -}
 28.1161 -static void c_stop(struct seq_file *m, void *v)
 28.1162 -{
 28.1163 -}
 28.1164 -struct seq_operations cpuinfo_op = {
 28.1165 -    start:	c_start,
 28.1166 -    next:	c_next,
 28.1167 -    stop:	c_stop,
 28.1168 -    show:	show_cpuinfo,
 28.1169 -};
 28.1170 -
 28.1171 -unsigned long cpu_initialized __initdata = 0;
 28.1172 -
 28.1173 -/*
 28.1174 - * cpu_init() initializes state that is per-CPU. Some data is already
 28.1175 - * initialized (naturally) in the bootstrap process, such as the GDT
 28.1176 - * and IDT. We reload them nevertheless, this function acts as a
 28.1177 - * 'CPU state barrier', nothing should get across.
 28.1178 - */
 28.1179 -void __init cpu_init (void)
 28.1180 -{
 28.1181 -    int nr = smp_processor_id();
 28.1182 -
 28.1183 -    if (test_and_set_bit(nr, &cpu_initialized)) {
 28.1184 -        printk(KERN_WARNING "CPU#%d already initialized!\n", nr);
 28.1185 -        for (;;) __sti();
 28.1186 -    }
 28.1187 -    printk(KERN_INFO "Initializing CPU#%d\n", nr);
 28.1188 -
 28.1189 -    /*
 28.1190 -     * set up and load the per-CPU TSS and LDT
 28.1191 -     */
 28.1192 -    atomic_inc(&init_mm.mm_count);
 28.1193 -    current->active_mm = &init_mm;
 28.1194 -    if(current->mm)
 28.1195 -        BUG();
 28.1196 -    enter_lazy_tlb(&init_mm, current, nr);
 28.1197 -
 28.1198 -    HYPERVISOR_stack_switch(__KERNEL_DS, current->thread.esp0);
 28.1199 -
 28.1200 -    load_LDT(&init_mm.context);
 28.1201 -    flush_page_update_queue();
 28.1202 -
 28.1203 -    /* Force FPU initialization. */
 28.1204 -    current->flags &= ~PF_USEDFPU;
 28.1205 -    current->used_math = 0;
 28.1206 -    stts();
 28.1207 -}
    29.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/signal.c	Thu Jan 20 22:18:00 2005 +0000
    29.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    29.3 @@ -1,717 +0,0 @@
    29.4 -/*
    29.5 - *  linux/arch/i386/kernel/signal.c
    29.6 - *
    29.7 - *  Copyright (C) 1991, 1992  Linus Torvalds
    29.8 - *
    29.9 - *  1997-11-28  Modified for POSIX.1b signals by Richard Henderson
   29.10 - *  2000-06-20  Pentium III FXSR, SSE support by Gareth Hughes
   29.11 - */
   29.12 -
   29.13 -#include <linux/sched.h>
   29.14 -#include <linux/mm.h>
   29.15 -#include <linux/smp.h>
   29.16 -#include <linux/smp_lock.h>
   29.17 -#include <linux/kernel.h>
   29.18 -#include <linux/signal.h>
   29.19 -#include <linux/errno.h>
   29.20 -#include <linux/wait.h>
   29.21 -#include <linux/ptrace.h>
   29.22 -#include <linux/unistd.h>
   29.23 -#include <linux/stddef.h>
   29.24 -#include <linux/tty.h>
   29.25 -#include <linux/personality.h>
   29.26 -#include <asm/ucontext.h>
   29.27 -#include <asm/uaccess.h>
   29.28 -#include <asm/i387.h>
   29.29 -
   29.30 -#define DEBUG_SIG 0
   29.31 -
   29.32 -#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
   29.33 -
   29.34 -int FASTCALL(do_signal(struct pt_regs *regs, sigset_t *oldset));
   29.35 -
   29.36 -int copy_siginfo_to_user(siginfo_t *to, siginfo_t *from)
   29.37 -{
   29.38 -	if (!access_ok (VERIFY_WRITE, to, sizeof(siginfo_t)))
   29.39 -		return -EFAULT;
   29.40 -	if (from->si_code < 0)
   29.41 -		return __copy_to_user(to, from, sizeof(siginfo_t));
   29.42 -	else {
   29.43 -		int err;
   29.44 -
   29.45 -		/* If you change siginfo_t structure, please be sure
   29.46 -		   this code is fixed accordingly.
   29.47 -		   It should never copy any pad contained in the structure
   29.48 -		   to avoid security leaks, but must copy the generic
   29.49 -		   3 ints plus the relevant union member.  */
   29.50 -		err = __put_user(from->si_signo, &to->si_signo);
   29.51 -		err |= __put_user(from->si_errno, &to->si_errno);
   29.52 -		err |= __put_user((short)from->si_code, &to->si_code);
   29.53 -		/* First 32bits of unions are always present.  */
   29.54 -		err |= __put_user(from->si_pid, &to->si_pid);
   29.55 -		switch (from->si_code >> 16) {
   29.56 -		case __SI_FAULT >> 16:
   29.57 -			break;
   29.58 -		case __SI_CHLD >> 16:
   29.59 -			err |= __put_user(from->si_utime, &to->si_utime);
   29.60 -			err |= __put_user(from->si_stime, &to->si_stime);
   29.61 -			err |= __put_user(from->si_status, &to->si_status);
   29.62 -		default:
   29.63 -			err |= __put_user(from->si_uid, &to->si_uid);
   29.64 -			break;
   29.65 -		/* case __SI_RT: This is not generated by the kernel as of now.  */
   29.66 -		}
   29.67 -		return err;
   29.68 -	}
   29.69 -}
   29.70 -
   29.71 -/*
   29.72 - * Atomically swap in the new signal mask, and wait for a signal.
   29.73 - */
   29.74 -asmlinkage int
   29.75 -sys_sigsuspend(int history0, int history1, old_sigset_t mask)
   29.76 -{
   29.77 -	struct pt_regs * regs = (struct pt_regs *) &history0;
   29.78 -	sigset_t saveset;
   29.79 -
   29.80 -	mask &= _BLOCKABLE;
   29.81 -	spin_lock_irq(&current->sigmask_lock);
   29.82 -	saveset = current->blocked;
   29.83 -	siginitset(&current->blocked, mask);
   29.84 -	recalc_sigpending(current);
   29.85 -	spin_unlock_irq(&current->sigmask_lock);
   29.86 -
   29.87 -	regs->eax = -EINTR;
   29.88 -	while (1) {
   29.89 -		current->state = TASK_INTERRUPTIBLE;
   29.90 -		schedule();
   29.91 -		if (do_signal(regs, &saveset))
   29.92 -			return -EINTR;
   29.93 -	}
   29.94 -}
   29.95 -
   29.96 -asmlinkage int
   29.97 -sys_rt_sigsuspend(sigset_t *unewset, size_t sigsetsize)
   29.98 -{
   29.99 -	struct pt_regs * regs = (struct pt_regs *) &unewset;
  29.100 -	sigset_t saveset, newset;
  29.101 -
  29.102 -	/* XXX: Don't preclude handling different sized sigset_t's.  */
  29.103 -	if (sigsetsize != sizeof(sigset_t))
  29.104 -		return -EINVAL;
  29.105 -
  29.106 -	if (copy_from_user(&newset, unewset, sizeof(newset)))
  29.107 -		return -EFAULT;
  29.108 -	sigdelsetmask(&newset, ~_BLOCKABLE);
  29.109 -
  29.110 -	spin_lock_irq(&current->sigmask_lock);
  29.111 -	saveset = current->blocked;
  29.112 -	current->blocked = newset;
  29.113 -	recalc_sigpending(current);
  29.114 -	spin_unlock_irq(&current->sigmask_lock);
  29.115 -
  29.116 -	regs->eax = -EINTR;
  29.117 -	while (1) {
  29.118 -		current->state = TASK_INTERRUPTIBLE;
  29.119 -		schedule();
  29.120 -		if (do_signal(regs, &saveset))
  29.121 -			return -EINTR;
  29.122 -	}
  29.123 -}
  29.124 -
  29.125 -asmlinkage int 
  29.126 -sys_sigaction(int sig, const struct old_sigaction *act,
  29.127 -	      struct old_sigaction *oact)
  29.128 -{
  29.129 -	struct k_sigaction new_ka, old_ka;
  29.130 -	int ret;
  29.131 -
  29.132 -	if (act) {
  29.133 -		old_sigset_t mask;
  29.134 -		if (verify_area(VERIFY_READ, act, sizeof(*act)) ||
  29.135 -		    __get_user(new_ka.sa.sa_handler, &act->sa_handler) ||
  29.136 -		    __get_user(new_ka.sa.sa_restorer, &act->sa_restorer))
  29.137 -			return -EFAULT;
  29.138 -		__get_user(new_ka.sa.sa_flags, &act->sa_flags);
  29.139 -		__get_user(mask, &act->sa_mask);
  29.140 -		siginitset(&new_ka.sa.sa_mask, mask);
  29.141 -	}
  29.142 -
  29.143 -	ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);
  29.144 -
  29.145 -	if (!ret && oact) {
  29.146 -		if (verify_area(VERIFY_WRITE, oact, sizeof(*oact)) ||
  29.147 -		    __put_user(old_ka.sa.sa_handler, &oact->sa_handler) ||
  29.148 -		    __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer))
  29.149 -			return -EFAULT;
  29.150 -		__put_user(old_ka.sa.sa_flags, &oact->sa_flags);
  29.151 -		__put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask);
  29.152 -	}
  29.153 -
  29.154 -	return ret;
  29.155 -}
  29.156 -
  29.157 -asmlinkage int
  29.158 -sys_sigaltstack(const stack_t *uss, stack_t *uoss)
  29.159 -{
  29.160 -	struct pt_regs *regs = (struct pt_regs *) &uss;
  29.161 -	return do_sigaltstack(uss, uoss, regs->esp);
  29.162 -}
  29.163 -
  29.164 -
  29.165 -/*
  29.166 - * Do a signal return; undo the signal stack.
  29.167 - */
  29.168 -
  29.169 -struct sigframe
  29.170 -{
  29.171 -	char *pretcode;
  29.172 -	int sig;
  29.173 -	struct sigcontext sc;
  29.174 -	struct _fpstate fpstate;
  29.175 -	unsigned long extramask[_NSIG_WORDS-1];
  29.176 -	char retcode[8];
  29.177 -};
  29.178 -
  29.179 -struct rt_sigframe
  29.180 -{
  29.181 -	char *pretcode;
  29.182 -	int sig;
  29.183 -	struct siginfo *pinfo;
  29.184 -	void *puc;
  29.185 -	struct siginfo info;
  29.186 -	struct ucontext uc;
  29.187 -	struct _fpstate fpstate;
  29.188 -	char retcode[8];
  29.189 -};
  29.190 -
  29.191 -static int
  29.192 -restore_sigcontext(struct pt_regs *regs, struct sigcontext *sc, int *peax)
  29.193 -{
  29.194 -	unsigned int err = 0;
  29.195 -
  29.196 -#define COPY(x)		err |= __get_user(regs->x, &sc->x)
  29.197 -
  29.198 -#define COPY_SEG(seg)							\
  29.199 -	{ unsigned short tmp;						\
  29.200 -	  err |= __get_user(tmp, &sc->seg);				\
  29.201 -	  regs->x##seg = tmp; }
  29.202 -
  29.203 -#define COPY_SEG_STRICT(seg)						\
  29.204 -	{ unsigned short tmp;						\
  29.205 -	  err |= __get_user(tmp, &sc->seg);				\
  29.206 -	  regs->x##seg = tmp|3; }
  29.207 -
  29.208 -#define GET_SEG(seg)							\
  29.209 -	{ unsigned short tmp;						\
  29.210 -	  err |= __get_user(tmp, &sc->seg);				\
  29.211 -	  loadsegment(seg,tmp); }
  29.212 -
  29.213 -	GET_SEG(gs);
  29.214 -	GET_SEG(fs);
  29.215 -	COPY_SEG(es);
  29.216 -	COPY_SEG(ds);
  29.217 -	COPY(edi);
  29.218 -	COPY(esi);
  29.219 -	COPY(ebp);
  29.220 -	COPY(esp);
  29.221 -	COPY(ebx);
  29.222 -	COPY(edx);
  29.223 -	COPY(ecx);
  29.224 -	COPY(eip);
  29.225 -	COPY_SEG_STRICT(cs);
  29.226 -	COPY_SEG_STRICT(ss);
  29.227 -	
  29.228 -	{
  29.229 -		unsigned int tmpflags;
  29.230 -		err |= __get_user(tmpflags, &sc->eflags);
  29.231 -		regs->eflags = (regs->eflags & ~0x40DD5) | (tmpflags & 0x40DD5);
  29.232 -		regs->orig_eax = -1;		/* disable syscall checks */
  29.233 -	}
  29.234 -
  29.235 -	{
  29.236 -		struct _fpstate * buf;
  29.237 -		err |= __get_user(buf, &sc->fpstate);
  29.238 -		if (buf) {
  29.239 -			if (verify_area(VERIFY_READ, buf, sizeof(*buf)))
  29.240 -				goto badframe;
  29.241 -			err |= restore_i387(buf);
  29.242 -		}
  29.243 -	}
  29.244 -
  29.245 -	err |= __get_user(*peax, &sc->eax);
  29.246 -	return err;
  29.247 -
  29.248 -badframe:
  29.249 -	return 1;
  29.250 -}
  29.251 -
  29.252 -asmlinkage int sys_sigreturn(unsigned long __unused)
  29.253 -{
  29.254 -	struct pt_regs *regs = (struct pt_regs *) &__unused;
  29.255 -	struct sigframe *frame = (struct sigframe *)(regs->esp - 8);
  29.256 -	sigset_t set;
  29.257 -	int eax;
  29.258 -
  29.259 -	if (verify_area(VERIFY_READ, frame, sizeof(*frame)))
  29.260 -		goto badframe;
  29.261 -	if (__get_user(set.sig[0], &frame->sc.oldmask)
  29.262 -	    || (_NSIG_WORDS > 1
  29.263 -		&& __copy_from_user(&set.sig[1], &frame->extramask,
  29.264 -				    sizeof(frame->extramask))))
  29.265 -		goto badframe;
  29.266 -
  29.267 -	sigdelsetmask(&set, ~_BLOCKABLE);
  29.268 -	spin_lock_irq(&current->sigmask_lock);
  29.269 -	current->blocked = set;
  29.270 -	recalc_sigpending(current);
  29.271 -	spin_unlock_irq(&current->sigmask_lock);
  29.272 -	
  29.273 -	if (restore_sigcontext(regs, &frame->sc, &eax))
  29.274 -		goto badframe;
  29.275 -	return eax;
  29.276 -
  29.277 -badframe:
  29.278 -	force_sig(SIGSEGV, current);
  29.279 -	return 0;
  29.280 -}	
  29.281 -
  29.282 -asmlinkage int sys_rt_sigreturn(unsigned long __unused)
  29.283 -{
  29.284 -	struct pt_regs *regs = (struct pt_regs *) &__unused;
  29.285 -	struct rt_sigframe *frame = (struct rt_sigframe *)(regs->esp - 4);
  29.286 -	sigset_t set;
  29.287 -	stack_t st;
  29.288 -	int eax;
  29.289 -
  29.290 -	if (verify_area(VERIFY_READ, frame, sizeof(*frame)))
  29.291 -		goto badframe;
  29.292 -	if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set)))
  29.293 -		goto badframe;
  29.294 -
  29.295 -	sigdelsetmask(&set, ~_BLOCKABLE);
  29.296 -	spin_lock_irq(&current->sigmask_lock);
  29.297 -	current->blocked = set;
  29.298 -	recalc_sigpending(current);
  29.299 -	spin_unlock_irq(&current->sigmask_lock);
  29.300 -	
  29.301 -	if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &eax))
  29.302 -		goto badframe;
  29.303 -
  29.304 -	if (__copy_from_user(&st, &frame->uc.uc_stack, sizeof(st)))
  29.305 -		goto badframe;
  29.306 -	/* It is more difficult to avoid calling this function than to
  29.307 -	   call it and ignore errors.  */
  29.308 -	do_sigaltstack(&st, NULL, regs->esp);
  29.309 -
  29.310 -	return eax;
  29.311 -
  29.312 -badframe:
  29.313 -	force_sig(SIGSEGV, current);
  29.314 -	return 0;
  29.315 -}	
  29.316 -
  29.317 -/*
  29.318 - * Set up a signal frame.
  29.319 - */
  29.320 -
  29.321 -static int
  29.322 -setup_sigcontext(struct sigcontext *sc, struct _fpstate *fpstate,
  29.323 -		 struct pt_regs *regs, unsigned long mask)
  29.324 -{
  29.325 -	int tmp, err = 0;
  29.326 -
  29.327 -	tmp = 0;
  29.328 -	__asm__("movl %%gs,%0" : "=r"(tmp): "0"(tmp));
  29.329 -	err |= __put_user(tmp, (unsigned int *)&sc->gs);
  29.330 -	__asm__("movl %%fs,%0" : "=r"(tmp): "0"(tmp));
  29.331 -	err |= __put_user(tmp, (unsigned int *)&sc->fs);
  29.332 -
  29.333 -	err |= __put_user(regs->xes, (unsigned int *)&sc->es);
  29.334 -	err |= __put_user(regs->xds, (unsigned int *)&sc->ds);
  29.335 -	err |= __put_user(regs->edi, &sc->edi);
  29.336 -	err |= __put_user(regs->esi, &sc->esi);
  29.337 -	err |= __put_user(regs->ebp, &sc->ebp);
  29.338 -	err |= __put_user(regs->esp, &sc->esp);
  29.339 -	err |= __put_user(regs->ebx, &sc->ebx);
  29.340 -	err |= __put_user(regs->edx, &sc->edx);
  29.341 -	err |= __put_user(regs->ecx, &sc->ecx);
  29.342 -	err |= __put_user(regs->eax, &sc->eax);
  29.343 -	err |= __put_user(current->thread.trap_no, &sc->trapno);
  29.344 -	err |= __put_user(current->thread.error_code, &sc->err);
  29.345 -	err |= __put_user(regs->eip, &sc->eip);
  29.346 -	err |= __put_user(regs->xcs, (unsigned int *)&sc->cs);
  29.347 -	err |= __put_user(regs->eflags, &sc->eflags);
  29.348 -	err |= __put_user(regs->esp, &sc->esp_at_signal);
  29.349 -	err |= __put_user(regs->xss, (unsigned int *)&sc->ss);
  29.350 -
  29.351 -	tmp = save_i387(fpstate);
  29.352 -	if (tmp < 0)
  29.353 -	  err = 1;
  29.354 -	else
  29.355 -	  err |= __put_user(tmp ? fpstate : NULL, &sc->fpstate);
  29.356 -
  29.357 -	/* non-iBCS2 extensions.. */
  29.358 -	err |= __put_user(mask, &sc->oldmask);
  29.359 -	err |= __put_user(current->thread.cr2, &sc->cr2);
  29.360 -
  29.361 -	return err;
  29.362 -}
  29.363 -
  29.364 -/*
  29.365 - * Determine which stack to use..
  29.366 - */
  29.367 -static inline void *
  29.368 -get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size)
  29.369 -{
  29.370 -	unsigned long esp;
  29.371 -
  29.372 -	/* Default to using normal stack */
  29.373 -	esp = regs->esp;
  29.374 -
  29.375 -	/* This is the X/Open sanctioned signal stack switching.  */
  29.376 -	if (ka->sa.sa_flags & SA_ONSTACK) {
  29.377 -		if (sas_ss_flags(esp) == 0)
  29.378 -			esp = current->sas_ss_sp + current->sas_ss_size;
  29.379 -	}
  29.380 -
  29.381 -	/* This is the legacy signal stack switching. */
  29.382 -	else if ((regs->xss & 0xffff) != __USER_DS &&
  29.383 -		 !(ka->sa.sa_flags & SA_RESTORER) &&
  29.384 -		 ka->sa.sa_restorer) {
  29.385 -		esp = (unsigned long) ka->sa.sa_restorer;
  29.386 -	}
  29.387 -
  29.388 -	return (void *)((esp - frame_size) & -8ul);
  29.389 -}
  29.390 -
  29.391 -static void setup_frame(int sig, struct k_sigaction *ka,
  29.392 -			sigset_t *set, struct pt_regs * regs)
  29.393 -{
  29.394 -	struct sigframe *frame;
  29.395 -	int err = 0;
  29.396 -
  29.397 -	frame = get_sigframe(ka, regs, sizeof(*frame));
  29.398 -
  29.399 -	if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
  29.400 -		goto give_sigsegv;
  29.401 -
  29.402 -	err |= __put_user((current->exec_domain
  29.403 -		           && current->exec_domain->signal_invmap
  29.404 -		           && sig < 32
  29.405 -		           ? current->exec_domain->signal_invmap[sig]
  29.406 -		           : sig),
  29.407 -		          &frame->sig);
  29.408 -	if (err)
  29.409 -		goto give_sigsegv;
  29.410 -
  29.411 -	err |= setup_sigcontext(&frame->sc, &frame->fpstate, regs, set->sig[0]);
  29.412 -	if (err)
  29.413 -		goto give_sigsegv;
  29.414 -
  29.415 -	if (_NSIG_WORDS > 1) {
  29.416 -		err |= __copy_to_user(frame->extramask, &set->sig[1],
  29.417 -				      sizeof(frame->extramask));
  29.418 -	}
  29.419 -	if (err)
  29.420 -		goto give_sigsegv;
  29.421 -
  29.422 -	/* Set up to return from userspace.  If provided, use a stub
  29.423 -	   already in userspace.  */
  29.424 -	if (ka->sa.sa_flags & SA_RESTORER) {
  29.425 -		err |= __put_user(ka->sa.sa_restorer, &frame->pretcode);
  29.426 -	} else {
  29.427 -		err |= __put_user(frame->retcode, &frame->pretcode);
  29.428 -		/* This is popl %eax ; movl $,%eax ; int $0x80 */
  29.429 -		err |= __put_user(0xb858, (short *)(frame->retcode+0));
  29.430 -		err |= __put_user(__NR_sigreturn, (int *)(frame->retcode+2));
  29.431 -		err |= __put_user(0x80cd, (short *)(frame->retcode+6));
  29.432 -	}
  29.433 -
  29.434 -	if (err)
  29.435 -		goto give_sigsegv;
  29.436 -
  29.437 -	/* Set up registers for signal handler */
  29.438 -	regs->esp = (unsigned long) frame;
  29.439 -	regs->eip = (unsigned long) ka->sa.sa_handler;
  29.440 -
  29.441 -	set_fs(USER_DS);
  29.442 -	regs->xds = __USER_DS;
  29.443 -	regs->xes = __USER_DS;
  29.444 -	regs->xss = __USER_DS;
  29.445 -	regs->xcs = __USER_CS;
  29.446 -	regs->eflags &= ~TF_MASK;
  29.447 -
  29.448 -#if DEBUG_SIG
  29.449 -	printk("SIG deliver (%s:%d): sp=%p pc=%p ra=%p\n",
  29.450 -		current->comm, current->pid, frame, regs->eip, frame->pretcode);
  29.451 -#endif
  29.452 -
  29.453 -	return;
  29.454 -
  29.455 -give_sigsegv:
  29.456 -	if (sig == SIGSEGV)
  29.457 -		ka->sa.sa_handler = SIG_DFL;
  29.458 -	force_sig(SIGSEGV, current);
  29.459 -}
  29.460 -
  29.461 -static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
  29.462 -			   sigset_t *set, struct pt_regs * regs)
  29.463 -{
  29.464 -	struct rt_sigframe *frame;
  29.465 -	int err = 0;
  29.466 -
  29.467 -	frame = get_sigframe(ka, regs, sizeof(*frame));
  29.468 -
  29.469 -	if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
  29.470 -		goto give_sigsegv;
  29.471 -
  29.472 -	err |= __put_user((current->exec_domain
  29.473 -		    	   && current->exec_domain->signal_invmap
  29.474 -		    	   && sig < 32
  29.475 -		    	   ? current->exec_domain->signal_invmap[sig]
  29.476 -			   : sig),
  29.477 -			  &frame->sig);
  29.478 -	err |= __put_user(&frame->info, &frame->pinfo);
  29.479 -	err |= __put_user(&frame->uc, &frame->puc);
  29.480 -	err |= copy_siginfo_to_user(&frame->info, info);
  29.481 -	if (err)
  29.482 -		goto give_sigsegv;
  29.483 -
  29.484 -	/* Create the ucontext.  */
  29.485 -	err |= __put_user(0, &frame->uc.uc_flags);
  29.486 -	err |= __put_user(0, &frame->uc.uc_link);
  29.487 -	err |= __put_user(current->sas_ss_sp, &frame->uc.uc_stack.ss_sp);
  29.488 -	err |= __put_user(sas_ss_flags(regs->esp),
  29.489 -			  &frame->uc.uc_stack.ss_flags);
  29.490 -	err |= __put_user(current->sas_ss_size, &frame->uc.uc_stack.ss_size);
  29.491 -	err |= setup_sigcontext(&frame->uc.uc_mcontext, &frame->fpstate,
  29.492 -			        regs, set->sig[0]);
  29.493 -	err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set));
  29.494 -	if (err)
  29.495 -		goto give_sigsegv;
  29.496 -
  29.497 -	/* Set up to return from userspace.  If provided, use a stub
  29.498 -	   already in userspace.  */
  29.499 -	if (ka->sa.sa_flags & SA_RESTORER) {
  29.500 -		err |= __put_user(ka->sa.sa_restorer, &frame->pretcode);
  29.501 -	} else {
  29.502 -		err |= __put_user(frame->retcode, &frame->pretcode);
  29.503 -		/* This is movl $,%eax ; int $0x80 */
  29.504 -		err |= __put_user(0xb8, (char *)(frame->retcode+0));
  29.505 -		err |= __put_user(__NR_rt_sigreturn, (int *)(frame->retcode+1));
  29.506 -		err |= __put_user(0x80cd, (short *)(frame->retcode+5));
  29.507 -	}
  29.508 -
  29.509 -	if (err)
  29.510 -		goto give_sigsegv;
  29.511 -
  29.512 -	/* Set up registers for signal handler */
  29.513 -	regs->esp = (unsigned long) frame;
  29.514 -	regs->eip = (unsigned long) ka->sa.sa_handler;
  29.515 -
  29.516 -	set_fs(USER_DS);
  29.517 -	regs->xds = __USER_DS;
  29.518 -	regs->xes = __USER_DS;
  29.519 -	regs->xss = __USER_DS;
  29.520 -	regs->xcs = __USER_CS;
  29.521 -	regs->eflags &= ~TF_MASK;
  29.522 -
  29.523 -#if DEBUG_SIG
  29.524 -	printk("SIG deliver (%s:%d): sp=%p pc=%p ra=%p\n",
  29.525 -		current->comm, current->pid, frame, regs->eip, frame->pretcode);
  29.526 -#endif
  29.527 -
  29.528 -	return;
  29.529 -
  29.530 -give_sigsegv:
  29.531 -	if (sig == SIGSEGV)
  29.532 -		ka->sa.sa_handler = SIG_DFL;
  29.533 -	force_sig(SIGSEGV, current);
  29.534 -}
  29.535 -
  29.536 -/*
  29.537 - * OK, we're invoking a handler
  29.538 - */	
  29.539 -
  29.540 -static void
  29.541 -handle_signal(unsigned long sig, struct k_sigaction *ka,
  29.542 -	      siginfo_t *info, sigset_t *oldset, struct pt_regs * regs)
  29.543 -{
  29.544 -	/* Are we from a system call? */
  29.545 -	if (regs->orig_eax >= 0) {
  29.546 -		/* If so, check system call restarting.. */
  29.547 -		switch (regs->eax) {
  29.548 -			case -ERESTARTNOHAND:
  29.549 -				regs->eax = -EINTR;
  29.550 -				break;
  29.551 -
  29.552 -			case -ERESTARTSYS:
  29.553 -				if (!(ka->sa.sa_flags & SA_RESTART)) {
  29.554 -					regs->eax = -EINTR;
  29.555 -					break;
  29.556 -				}
  29.557 -			/* fallthrough */
  29.558 -			case -ERESTARTNOINTR:
  29.559 -				regs->eax = regs->orig_eax;
  29.560 -				regs->eip -= 2;
  29.561 -		}
  29.562 -	}
  29.563 -
  29.564 -	/* Set up the stack frame */
  29.565 -	if (ka->sa.sa_flags & SA_SIGINFO)
  29.566 -		setup_rt_frame(sig, ka, info, oldset, regs);
  29.567 -	else
  29.568 -		setup_frame(sig, ka, oldset, regs);
  29.569 -
  29.570 -	if (ka->sa.sa_flags & SA_ONESHOT)
  29.571 -		ka->sa.sa_handler = SIG_DFL;
  29.572 -
  29.573 -	if (!(ka->sa.sa_flags & SA_NODEFER)) {
  29.574 -		spin_lock_irq(&current->sigmask_lock);
  29.575 -		sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
  29.576 -		sigaddset(&current->blocked,sig);
  29.577 -		recalc_sigpending(current);
  29.578 -		spin_unlock_irq(&current->sigmask_lock);
  29.579 -	}
  29.580 -}
  29.581 -
  29.582 -/*
  29.583 - * Note that 'init' is a special process: it doesn't get signals it doesn't
  29.584 - * want to handle. Thus you cannot kill init even with a SIGKILL even by
  29.585 - * mistake.
  29.586 - */
  29.587 -int fastcall do_signal(struct pt_regs *regs, sigset_t *oldset)
  29.588 -{
  29.589 -	siginfo_t info;
  29.590 -	struct k_sigaction *ka;
  29.591 -
  29.592 -	/*
  29.593 -	 * We want the common case to go fast, which
  29.594 -	 * is why we may in certain cases get here from
  29.595 -	 * kernel mode. Just return without doing anything
  29.596 -	 * if so.
  29.597 -	 */
  29.598 -	if ((regs->xcs & 2) != 2)
  29.599 -		return 1;
  29.600 -
  29.601 -	if (!oldset)
  29.602 -		oldset = &current->blocked;
  29.603 -
  29.604 -	for (;;) {
  29.605 -		unsigned long signr;
  29.606 -
  29.607 -		spin_lock_irq(&current->sigmask_lock);
  29.608 -		signr = dequeue_signal(&current->blocked, &info);
  29.609 -		spin_unlock_irq(&current->sigmask_lock);
  29.610 -
  29.611 -		if (!signr)
  29.612 -			break;
  29.613 -
  29.614 -		if ((current->ptrace & PT_PTRACED) && signr != SIGKILL) {
  29.615 -			/* Let the debugger run.  */
  29.616 -			current->exit_code = signr;
  29.617 -			current->state = TASK_STOPPED;
  29.618 -			notify_parent(current, SIGCHLD);
  29.619 -			schedule();
  29.620 -
  29.621 -			/* We're back.  Did the debugger cancel the sig?  */
  29.622 -			if (!(signr = current->exit_code))
  29.623 -				continue;
  29.624 -			current->exit_code = 0;
  29.625 -
  29.626 -			/* The debugger continued.  Ignore SIGSTOP.  */
  29.627 -			if (signr == SIGSTOP)
  29.628 -				continue;
  29.629 -
  29.630 -			/* Update the siginfo structure.  Is this good?  */
  29.631 -			if (signr != info.si_signo) {
  29.632 -				info.si_signo = signr;
  29.633 -				info.si_errno = 0;
  29.634 -				info.si_code = SI_USER;
  29.635 -				info.si_pid = current->p_pptr->pid;
  29.636 -				info.si_uid = current->p_pptr->uid;
  29.637 -			}
  29.638 -
  29.639 -			/* If the (new) signal is now blocked, requeue it.  */
  29.640 -			if (sigismember(&current->blocked, signr)) {
  29.641 -				send_sig_info(signr, &info, current);
  29.642 -				continue;
  29.643 -			}
  29.644 -		}
  29.645 -
  29.646 -		ka = &current->sig->action[signr-1];
  29.647 -		if (ka->sa.sa_handler == SIG_IGN) {
  29.648 -			if (signr != SIGCHLD)
  29.649 -				continue;
  29.650 -			/* Check for SIGCHLD: it's special.  */
  29.651 -			while (sys_wait4(-1, NULL, WNOHANG, NULL) > 0)
  29.652 -				/* nothing */;
  29.653 -			continue;
  29.654 -		}
  29.655 -
  29.656 -		if (ka->sa.sa_handler == SIG_DFL) {
  29.657 -			int exit_code = signr;
  29.658 -
  29.659 -			/* Init gets no signals it doesn't want.  */
  29.660 -			if (current->pid == 1)
  29.661 -				continue;
  29.662 -
  29.663 -			switch (signr) {
  29.664 -			case SIGCONT: case SIGCHLD: case SIGWINCH: case SIGURG:
  29.665 -				continue;
  29.666 -
  29.667 -			case SIGTSTP: case SIGTTIN: case SIGTTOU:
  29.668 -				if (is_orphaned_pgrp(current->pgrp))
  29.669 -					continue;
  29.670 -				/* FALLTHRU */
  29.671 -
  29.672 -			case SIGSTOP: {
  29.673 -				struct signal_struct *sig;
  29.674 -				current->state = TASK_STOPPED;
  29.675 -				current->exit_code = signr;
  29.676 -				sig = current->p_pptr->sig;
  29.677 -				if (sig && !(sig->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDSTOP))
  29.678 -					notify_parent(current, SIGCHLD);
  29.679 -				schedule();
  29.680 -				continue;
  29.681 -			}
  29.682 -
  29.683 -			case SIGQUIT: case SIGILL: case SIGTRAP:
  29.684 -			case SIGABRT: case SIGFPE: case SIGSEGV:
  29.685 -			case SIGBUS: case SIGSYS: case SIGXCPU: case SIGXFSZ:
  29.686 -				if (do_coredump(signr, regs))
  29.687 -					exit_code |= 0x80;
  29.688 -				/* FALLTHRU */
  29.689 -
  29.690 -			default:
  29.691 -				sig_exit(signr, exit_code, &info);
  29.692 -				/* NOTREACHED */
  29.693 -			}
  29.694 -		}
  29.695 -
  29.696 -		/* Reenable any watchpoints before delivering the
  29.697 -		 * signal to user space. The processor register will
  29.698 -		 * have been cleared if the watchpoint triggered
  29.699 -		 * inside the kernel.
  29.700 -		 */
  29.701 -                if ( current->thread.debugreg[7] != 0 )
  29.702 -                    HYPERVISOR_set_debugreg(7, current->thread.debugreg[7]);
  29.703 -
  29.704 -		/* Whee!  Actually deliver the signal.  */
  29.705 -		handle_signal(signr, ka, &info, oldset, regs);
  29.706 -		return 1;
  29.707 -	}
  29.708 -
  29.709 -	/* Did we come from a system call? */
  29.710 -	if (regs->orig_eax >= 0) {
  29.711 -		/* Restart the system call - no handlers present */
  29.712 -		if (regs->eax == -ERESTARTNOHAND ||
  29.713 -		    regs->eax == -ERESTARTSYS ||
  29.714 -		    regs->eax == -ERESTARTNOINTR) {
  29.715 -			regs->eax = regs->orig_eax;
  29.716 -			regs->eip -= 2;
  29.717 -		}
  29.718 -	}
  29.719 -	return 0;
  29.720 -}
    30.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/time.c	Thu Jan 20 22:18:00 2005 +0000
    30.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    30.3 @@ -1,721 +0,0 @@
    30.4 -/* -*-  Mode:C; c-basic-offset:4; tab-width:4 -*-
    30.5 - ****************************************************************************
    30.6 - * (C) 2002-2003 - Rolf Neugebauer - Intel Research Cambridge
    30.7 - * (C) 2002-2003 - Keir Fraser - University of Cambridge
    30.8 - ****************************************************************************
    30.9 - *
   30.10 - *        File: arch/xen/kernel/time.c
   30.11 - *      Author: Rolf Neugebauer and Keir Fraser
   30.12 - * 
   30.13 - * Description: Interface with Xen to get correct notion of time
   30.14 - */
   30.15 -
   30.16 -/*
   30.17 - *  linux/arch/i386/kernel/time.c
   30.18 - *
   30.19 - *  Copyright (C) 1991, 1992, 1995  Linus Torvalds
   30.20 - *
   30.21 - * This file contains the PC-specific time handling details:
   30.22 - * reading the RTC at bootup, etc..
   30.23 - * 1994-07-02    Alan Modra
   30.24 - * fixed set_rtc_mmss, fixed time.year for >= 2000, new mktime
   30.25 - * 1995-03-26    Markus Kuhn
   30.26 - *      fixed 500 ms bug at call to set_rtc_mmss, fixed DS12887
   30.27 - *      precision CMOS clock update
   30.28 - * 1996-05-03    Ingo Molnar
   30.29 - *      fixed time warps in do_[slow|fast]_gettimeoffset()
   30.30 - * 1997-09-10 Updated NTP code according to technical memorandum Jan '96
   30.31 - *  "A Kernel Model for Precision Timekeeping" by Dave Mills
   30.32 - * 1998-09-05    (Various)
   30.33 - * More robust do_fast_gettimeoffset() algorithm implemented
   30.34 - * (works with APM, Cyrix 6x86MX and Centaur C6),
   30.35 - * monotonic gettimeofday() with fast_get_timeoffset(),
   30.36 - * drift-proof precision TSC calibration on boot
   30.37 - * (C. Scott Ananian <cananian@alumni.princeton.edu>, Andrew D.
   30.38 - * Balsa <andrebalsa@altern.org>, Philip Gladstone <philip@raptor.com>;
   30.39 - * ported from 2.0.35 Jumbo-9 by Michael Krause <m.krause@tu-harburg.de>).
   30.40 - * 1998-12-16    Andrea Arcangeli
   30.41 - * Fixed Jumbo-9 code in 2.1.131: do_gettimeofday was missing 1 jiffy
   30.42 - * because was not accounting lost_ticks.
   30.43 - * 1998-12-24 Copyright (C) 1998  Andrea Arcangeli
   30.44 - * Fixed a xtime SMP race (we need the xtime_lock rw spinlock to
   30.45 - * serialize accesses to xtime/lost_ticks).
   30.46 - */
   30.47 -
   30.48 -#include <asm/smp.h>
   30.49 -#include <asm/irq.h>
   30.50 -#include <asm/msr.h>
   30.51 -#include <asm/delay.h>
   30.52 -#include <asm/mpspec.h>
   30.53 -#include <asm/uaccess.h>
   30.54 -#include <asm/processor.h>
   30.55 -
   30.56 -#include <asm/div64.h>
   30.57 -#include <asm/hypervisor.h>
   30.58 -#include <asm-xen/xen-public/dom0_ops.h>
   30.59 -
   30.60 -#include <linux/mc146818rtc.h>
   30.61 -#include <linux/kernel.h>
   30.62 -#include <linux/interrupt.h>
   30.63 -#include <linux/time.h>
   30.64 -#include <linux/init.h>
   30.65 -#include <linux/smp.h>
   30.66 -#include <linux/irq.h>
   30.67 -#include <linux/sysctl.h>
   30.68 -#include <linux/sysrq.h>
   30.69 -
   30.70 -spinlock_t rtc_lock = SPIN_LOCK_UNLOCKED;
   30.71 -extern rwlock_t xtime_lock;
   30.72 -extern unsigned long wall_jiffies;
   30.73 -
   30.74 -unsigned long cpu_khz; /* get this from Xen, used elsewhere */
   30.75 -
   30.76 -static unsigned int rdtsc_bitshift;
   30.77 -static u32 st_scale_f; /* convert ticks -> usecs */
   30.78 -static u32 st_scale_i; /* convert ticks -> usecs */
   30.79 -
   30.80 -/* These are peridically updated in shared_info, and then copied here. */
   30.81 -static u32 shadow_tsc_stamp;
   30.82 -static u64 shadow_system_time;
   30.83 -static u32 shadow_time_version;
   30.84 -static struct timeval shadow_tv;
   30.85 -
   30.86 -/*
   30.87 - * We use this to ensure that gettimeofday() is monotonically increasing. We
   30.88 - * only break this guarantee if the wall clock jumps backwards "a long way".
   30.89 - */
   30.90 -static struct timeval last_seen_tv = {0,0};
   30.91 -
   30.92 -#ifdef CONFIG_XEN_PRIVILEGED_GUEST
   30.93 -/* Periodically propagate synchronised time base to the RTC and to Xen. */
   30.94 -static long last_update_to_rtc, last_update_to_xen;
   30.95 -#endif
   30.96 -
   30.97 -/* Periodically take synchronised time base from Xen, if we need it. */
   30.98 -static long last_update_from_xen;   /* UTC seconds when last read Xen clock. */
   30.99 -
  30.100 -/* Keep track of last time we did processing/updating of jiffies and xtime. */
  30.101 -static u64 processed_system_time;   /* System time (ns) at last processing. */
  30.102 -
  30.103 -#define NS_PER_TICK (1000000000ULL/HZ)
  30.104 -
  30.105 -#ifndef NSEC_PER_SEC
  30.106 -#define NSEC_PER_SEC (1000000000L)
  30.107 -#endif
  30.108 -
  30.109 -#define HANDLE_USEC_UNDERFLOW(_tv)         \
  30.110 -    do {                                   \
  30.111 -        while ( (_tv).tv_usec < 0 )        \
  30.112 -        {                                  \
  30.113 -            (_tv).tv_usec += 1000000;      \
  30.114 -            (_tv).tv_sec--;                \
  30.115 -        }                                  \
  30.116 -    } while ( 0 )
  30.117 -#define HANDLE_USEC_OVERFLOW(_tv)          \
  30.118 -    do {                                   \
  30.119 -        while ( (_tv).tv_usec >= 1000000 ) \
  30.120 -        {                                  \
  30.121 -            (_tv).tv_usec -= 1000000;      \
  30.122 -            (_tv).tv_sec++;                \
  30.123 -        }                                  \
  30.124 -    } while ( 0 )
  30.125 -static inline void __normalize_time(time_t *sec, s64 *nsec)
  30.126 -{
  30.127 -	while (*nsec >= NSEC_PER_SEC) {
  30.128 -		(*nsec) -= NSEC_PER_SEC;
  30.129 -		(*sec)++;
  30.130 -	}
  30.131 -	while (*nsec < 0) {
  30.132 -		(*nsec) += NSEC_PER_SEC;
  30.133 -		(*sec)--;
  30.134 -	}
  30.135 -}
  30.136 -
  30.137 -/* Dynamically-mapped IRQs. */
  30.138 -static int time_irq, debug_irq;
  30.139 -
  30.140 -/* Does this guest OS track Xen time, or set its wall clock independently? */
  30.141 -static int independent_wallclock = 0;
  30.142 -static int __init __independent_wallclock(char *str)
  30.143 -{
  30.144 -    independent_wallclock = 1;
  30.145 -    return 1;
  30.146 -}
  30.147 -__setup("independent_wallclock", __independent_wallclock);
  30.148 -#define INDEPENDENT_WALLCLOCK() \
  30.149 -    (independent_wallclock || (xen_start_info.flags & SIF_INITDOMAIN))
  30.150 -
  30.151 -#ifdef CONFIG_XEN_PRIVILEGED_GUEST
  30.152 -/*
  30.153 - * In order to set the CMOS clock precisely, set_rtc_mmss has to be
  30.154 - * called 500 ms after the second nowtime has started, because when
  30.155 - * nowtime is written into the registers of the CMOS clock, it will
  30.156 - * jump to the next second precisely 500 ms later. Check the Motorola
  30.157 - * MC146818A or Dallas DS12887 data sheet for details.
  30.158 - *
  30.159 - * BUG: This routine does not handle hour overflow properly; it just
  30.160 - *      sets the minutes. Usually you'll only notice that after reboot!
  30.161 - */
  30.162 -static int set_rtc_mmss(unsigned long nowtime)
  30.163 -{
  30.164 -    int retval = 0;
  30.165 -    int real_seconds, real_minutes, cmos_minutes;
  30.166 -    unsigned char save_control, save_freq_select;
  30.167 -
  30.168 -    /* gets recalled with irq locally disabled */
  30.169 -    spin_lock(&rtc_lock);
  30.170 -    save_control = CMOS_READ(RTC_CONTROL);
  30.171 -    CMOS_WRITE((save_control|RTC_SET), RTC_CONTROL);
  30.172 -
  30.173 -    save_freq_select = CMOS_READ(RTC_FREQ_SELECT);
  30.174 -    CMOS_WRITE((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT);
  30.175 -
  30.176 -    cmos_minutes = CMOS_READ(RTC_MINUTES);
  30.177 -    if ( !(save_control & RTC_DM_BINARY) || RTC_ALWAYS_BCD )
  30.178 -        BCD_TO_BIN(cmos_minutes);
  30.179 -
  30.180 -    /*
  30.181 -     * since we're only adjusting minutes and seconds, don't interfere with
  30.182 -     * hour overflow. This avoids messing with unknown time zones but requires
  30.183 -     * your RTC not to be off by more than 15 minutes
  30.184 -     */
  30.185 -    real_seconds = nowtime % 60;
  30.186 -    real_minutes = nowtime / 60;
  30.187 -    if ( ((abs(real_minutes - cmos_minutes) + 15)/30) & 1 )
  30.188 -        real_minutes += 30;  /* correct for half hour time zone */
  30.189 -    real_minutes %= 60;
  30.190 -
  30.191 -    if ( abs(real_minutes - cmos_minutes) < 30 )
  30.192 -    {
  30.193 -        if ( !(save_control & RTC_DM_BINARY) || RTC_ALWAYS_BCD )
  30.194 -        {
  30.195 -            BIN_TO_BCD(real_seconds);
  30.196 -            BIN_TO_BCD(real_minutes);
  30.197 -        }
  30.198 -        CMOS_WRITE(real_seconds,RTC_SECONDS);
  30.199 -        CMOS_WRITE(real_minutes,RTC_MINUTES);
  30.200 -    }
  30.201 -    else 
  30.202 -    {
  30.203 -        printk(KERN_WARNING
  30.204 -               "set_rtc_mmss: can't update from %d to %d\n",
  30.205 -               cmos_minutes, real_minutes);
  30.206 -        retval = -1;
  30.207 -    }
  30.208 -
  30.209 -    /* The following flags have to be released exactly in this order,
  30.210 -     * otherwise the DS12887 (popular MC146818A clone with integrated
  30.211 -     * battery and quartz) will not reset the oscillator and will not
  30.212 -     * update precisely 500 ms later. You won't find this mentioned in
  30.213 -     * the Dallas Semiconductor data sheets, but who believes data
  30.214 -     * sheets anyway ...                           -- Markus Kuhn
  30.215 -     */
  30.216 -    CMOS_WRITE(save_control, RTC_CONTROL);
  30.217 -    CMOS_WRITE(save_freq_select, RTC_FREQ_SELECT);
  30.218 -    spin_unlock(&rtc_lock);
  30.219 -
  30.220 -    return retval;
  30.221 -}
  30.222 -#endif
  30.223 -
  30.224 -
  30.225 -/*
  30.226 - * Reads a consistent set of time-base values from Xen, into a shadow data
  30.227 - * area. Must be called with the xtime_lock held for writing.
  30.228 - */
  30.229 -static void __get_time_values_from_xen(void)
  30.230 -{
  30.231 -    do {
  30.232 -        shadow_time_version = HYPERVISOR_shared_info->time_version2;
  30.233 -        rmb();
  30.234 -        shadow_tv.tv_sec    = HYPERVISOR_shared_info->wc_sec;
  30.235 -        shadow_tv.tv_usec   = HYPERVISOR_shared_info->wc_usec;
  30.236 -        shadow_tsc_stamp    = 
  30.237 -            (u32)(HYPERVISOR_shared_info->tsc_timestamp >> rdtsc_bitshift);
  30.238 -        shadow_system_time  = HYPERVISOR_shared_info->system_time;
  30.239 -        rmb();
  30.240 -    }
  30.241 -    while ( shadow_time_version != HYPERVISOR_shared_info->time_version1 );
  30.242 -}
  30.243 -
  30.244 -#define TIME_VALUES_UP_TO_DATE \
  30.245 - ({ rmb(); (shadow_time_version == HYPERVISOR_shared_info->time_version2); })
  30.246 -
  30.247 -
  30.248 -/*
  30.249 - * Returns the system time elapsed, in ns, since the current shadow_timestamp
  30.250 - * was calculated. Must be called with the xtime_lock held for reading.
  30.251 - */
  30.252 -static inline unsigned long __get_time_delta_usecs(void)
  30.253 -{
  30.254 -    s32      delta_tsc;
  30.255 -    u32      low;
  30.256 -    u64      delta, tsc;
  30.257 -
  30.258 -    rdtscll(tsc);
  30.259 -    low = (u32)(tsc >> rdtsc_bitshift);
  30.260 -    delta_tsc = (s32)(low - shadow_tsc_stamp);
  30.261 -    if ( unlikely(delta_tsc < 0) ) delta_tsc = 0;
  30.262 -    delta = ((u64)delta_tsc * st_scale_f);
  30.263 -    delta >>= 32;
  30.264 -    delta += ((u64)delta_tsc * st_scale_i);
  30.265 -
  30.266 -    return (unsigned long)delta;
  30.267 -}
  30.268 -
  30.269 -
  30.270 -/*
  30.271 - * Returns the current time-of-day in UTC timeval format.
  30.272 - */
  30.273 -void do_gettimeofday(struct timeval *tv)
  30.274 -{
  30.275 -    unsigned long flags, lost;
  30.276 -    struct timeval _tv;
  30.277 -    s64 nsec;
  30.278 -
  30.279 - again:
  30.280 -    read_lock_irqsave(&xtime_lock, flags);
  30.281 -
  30.282 -    _tv.tv_usec = __get_time_delta_usecs();
  30.283 -    if ( (lost = (jiffies - wall_jiffies)) != 0 )
  30.284 -        _tv.tv_usec += lost * (1000000 / HZ);
  30.285 -    _tv.tv_sec   = xtime.tv_sec;
  30.286 -    _tv.tv_usec += xtime.tv_usec;
  30.287 -
  30.288 -    nsec = shadow_system_time - processed_system_time;
  30.289 -    __normalize_time(&_tv.tv_sec, &nsec);
  30.290 -    _tv.tv_usec += (long)nsec / 1000L;
  30.291 -
  30.292 -    if ( unlikely(!TIME_VALUES_UP_TO_DATE) )
  30.293 -    {
  30.294 -        /*
  30.295 -         * We may have blocked for a long time, rendering our calculations
  30.296 -         * invalid (e.g. the time delta may have overflowed). Detect that
  30.297 -         * and recalculate with fresh values.
  30.298 -         */
  30.299 -        read_unlock_irqrestore(&xtime_lock, flags);
  30.300 -        write_lock_irqsave(&xtime_lock, flags);
  30.301 -        __get_time_values_from_xen();
  30.302 -        write_unlock_irqrestore(&xtime_lock, flags);
  30.303 -        goto again;
  30.304 -    }
  30.305 -
  30.306 -    HANDLE_USEC_OVERFLOW(_tv);
  30.307 -
  30.308 -    /* Ensure that time-of-day is monotonically increasing. */
  30.309 -    if ( (_tv.tv_sec < last_seen_tv.tv_sec) ||
  30.310 -         ((_tv.tv_sec == last_seen_tv.tv_sec) &&
  30.311 -          (_tv.tv_usec < last_seen_tv.tv_usec)) )
  30.312 -        _tv = last_seen_tv;
  30.313 -    last_seen_tv = _tv;
  30.314 -
  30.315 -    read_unlock_irqrestore(&xtime_lock, flags);
  30.316 -
  30.317 -    *tv = _tv;
  30.318 -}
  30.319 -
  30.320 -
  30.321 -/*
  30.322 - * Sets the current time-of-day based on passed-in UTC timeval parameter.
  30.323 - */
  30.324 -void do_settimeofday(struct timeval *tv)
  30.325 -{
  30.326 -    struct timeval newtv;
  30.327 -    s64            nsec;
  30.328 -    suseconds_t    usec;
  30.329 -    
  30.330 -    if ( !INDEPENDENT_WALLCLOCK() )
  30.331 -        return;
  30.332 -    
  30.333 -    write_lock_irq(&xtime_lock);
  30.334 -    
  30.335 -    /*
  30.336 -     * Ensure we don't get blocked for a long time so that our time delta
  30.337 -     * overflows. If that were to happen then our shadow time values would
  30.338 -     * be stale, so we can retry with fresh ones.
  30.339 -     */
  30.340 - again:
  30.341 -    usec = tv->tv_usec - __get_time_delta_usecs();
  30.342 -
  30.343 -    nsec = shadow_system_time - processed_system_time;
  30.344 -    __normalize_time(&tv->tv_sec, &nsec);
  30.345 -    usec -= (long)nsec / 1000L;
  30.346 -
  30.347 -    if ( unlikely(!TIME_VALUES_UP_TO_DATE) )
  30.348 -    {
  30.349 -        __get_time_values_from_xen();
  30.350 -        goto again;
  30.351 -    }
  30.352 -    tv->tv_usec = usec;
  30.353 -    
  30.354 -    HANDLE_USEC_UNDERFLOW(*tv);
  30.355 -    
  30.356 -    newtv = *tv;
  30.357 -    
  30.358 -    tv->tv_usec -= (jiffies - wall_jiffies) * (1000000 / HZ);
  30.359 -    HANDLE_USEC_UNDERFLOW(*tv);
  30.360 -
  30.361 -    xtime = *tv;
  30.362 -    time_adjust = 0;  /* stop active adjtime() */
  30.363 -    time_status |= STA_UNSYNC;
  30.364 -    time_maxerror = NTP_PHASE_LIMIT;
  30.365 -    time_esterror = NTP_PHASE_LIMIT;
  30.366 -
  30.367 -    /* Reset all our running time counts. They make no sense now. */
  30.368 -    last_seen_tv.tv_sec = 0;
  30.369 -    last_update_from_xen = 0;
  30.370 -
  30.371 -#ifdef CONFIG_XEN_PRIVILEGED_GUEST
  30.372 -    if ( xen_start_info.flags & SIF_INITDOMAIN )
  30.373 -    {
  30.374 -        dom0_op_t op;
  30.375 -        last_update_to_rtc = last_update_to_xen = 0;
  30.376 -        op.cmd = DOM0_SETTIME;
  30.377 -        op.u.settime.secs        = newtv.tv_sec;
  30.378 -        op.u.settime.usecs       = newtv.tv_usec;
  30.379 -        op.u.settime.system_time = shadow_system_time;
  30.380 -        write_unlock_irq(&xtime_lock);
  30.381 -        HYPERVISOR_dom0_op(&op);
  30.382 -    }
  30.383 -    else
  30.384 -#endif
  30.385 -    {
  30.386 -        write_unlock_irq(&xtime_lock);
  30.387 -    }
  30.388 -}
  30.389 -
  30.390 -
  30.391 -asmlinkage long sys_stime(int *tptr)
  30.392 -{
  30.393 -    int value;
  30.394 -    struct timeval tv;
  30.395 -
  30.396 -    if ( !capable(CAP_SYS_TIME) )
  30.397 -        return -EPERM;
  30.398 -
  30.399 -    if ( get_user(value, tptr) )
  30.400 -        return -EFAULT;
  30.401 -
  30.402 -    tv.tv_sec  = value;
  30.403 -    tv.tv_usec = 0;
  30.404 -
  30.405 -    do_settimeofday(&tv);
  30.406 -
  30.407 -    return 0;
  30.408 -}
  30.409 -
  30.410 -
  30.411 -/* Convert jiffies to system time. Call with xtime_lock held for reading. */
  30.412 -static inline u64 __jiffies_to_st(unsigned long j) 
  30.413 -{
  30.414 -    return processed_system_time + ((j - jiffies) * NS_PER_TICK);
  30.415 -}
  30.416 -
  30.417 -
  30.418 -static inline void do_timer_interrupt(int irq, void *dev_id,
  30.419 -                                      struct pt_regs *regs)
  30.420 -{
  30.421 -    s64 delta;
  30.422 -    unsigned long ticks = 0;
  30.423 -    long sec_diff;
  30.424 -
  30.425 -    do {
  30.426 -        __get_time_values_from_xen();
  30.427 -        
  30.428 -        delta = (s64)(shadow_system_time + 
  30.429 -                      ((s64)__get_time_delta_usecs() * 1000LL) -
  30.430 -                      processed_system_time);
  30.431 -    }
  30.432 -    while ( !TIME_VALUES_UP_TO_DATE );
  30.433 -
  30.434 -    if ( unlikely(delta < 0) )
  30.435 -    {
  30.436 -        printk("Timer ISR: Time went backwards: %lld\n", delta);
  30.437 -        return;
  30.438 -    }
  30.439 -
  30.440 -    /* Process elapsed jiffies since last call. */
  30.441 -    while ( delta >= NS_PER_TICK )
  30.442 -    {
  30.443 -        ticks++;
  30.444 -        delta -= NS_PER_TICK;
  30.445 -        processed_system_time += NS_PER_TICK;
  30.446 -    }
  30.447 -
  30.448 -    if ( ticks != 0 )
  30.449 -    {
  30.450 -        do_timer_ticks(ticks);
  30.451 -
  30.452 -        if ( user_mode(regs) )
  30.453 -            update_process_times_us(ticks, 0);
  30.454 -        else
  30.455 -            update_process_times_us(0, ticks);
  30.456 -    }
  30.457 -
  30.458 -    /*
  30.459 -     * Take synchronised time from Xen once a minute if we're not
  30.460 -     * synchronised ourselves, and we haven't chosen to keep an independent
  30.461 -     * time base.
  30.462 -     */
  30.463 -    if ( !INDEPENDENT_WALLCLOCK() &&
  30.464 -         ((time_status & STA_UNSYNC) != 0) &&
  30.465 -         (xtime.tv_sec > (last_update_from_xen + 60)) )
  30.466 -    {
  30.467 -        /* Adjust shadow timeval for jiffies that haven't updated xtime yet. */
  30.468 -        shadow_tv.tv_usec -= (jiffies - wall_jiffies) * (1000000/HZ);
  30.469 -        HANDLE_USEC_UNDERFLOW(shadow_tv);
  30.470 -
  30.471 -        /*
  30.472 -         * Reset our running time counts if they are invalidated by a warp
  30.473 -         * backwards of more than 500ms.
  30.474 -         */
  30.475 -        sec_diff = xtime.tv_sec - shadow_tv.tv_sec;
  30.476 -        if ( unlikely(abs(sec_diff) > 1) ||
  30.477 -             unlikely(((sec_diff * 1000000) + 
  30.478 -                       xtime.tv_usec - shadow_tv.tv_usec) > 500000) )
  30.479 -        {
  30.480 -#ifdef CONFIG_XEN_PRIVILEGED_GUEST
  30.481 -            last_update_to_rtc = last_update_to_xen = 0;
  30.482 -#endif
  30.483 -            last_seen_tv.tv_sec = 0;
  30.484 -        }
  30.485 -
  30.486 -        /* Update our unsynchronised xtime appropriately. */
  30.487 -        xtime = shadow_tv;
  30.488 -
  30.489 -        last_update_from_xen = xtime.tv_sec;
  30.490 -    }
  30.491 -
  30.492 -#ifdef CONFIG_XEN_PRIVILEGED_GUEST
  30.493 -    if ( (xen_start_info.flags & SIF_INITDOMAIN) &&
  30.494 -         ((time_status & STA_UNSYNC) == 0) )
  30.495 -    {
  30.496 -        /* Send synchronised time to Xen approximately every minute. */
  30.497 -        if ( xtime.tv_sec > (last_update_to_xen + 60) )
  30.498 -        {
  30.499 -            dom0_op_t op;
  30.500 -            struct timeval tv = xtime;
  30.501 -
  30.502 -            tv.tv_usec += (jiffies - wall_jiffies) * (1000000/HZ);
  30.503 -            HANDLE_USEC_OVERFLOW(tv);
  30.504 -
  30.505 -            op.cmd = DOM0_SETTIME;
  30.506 -            op.u.settime.secs        = tv.tv_sec;
  30.507 -            op.u.settime.usecs       = tv.tv_usec;
  30.508 -            op.u.settime.system_time = shadow_system_time;
  30.509 -            HYPERVISOR_dom0_op(&op);
  30.510 -
  30.511 -            last_update_to_xen = xtime.tv_sec;
  30.512 -        }
  30.513 -
  30.514 -        /*
  30.515 -         * If we have an externally synchronized Linux clock, then update CMOS
  30.516 -         * clock accordingly every ~11 minutes. Set_rtc_mmss() has to be called
  30.517 -         * as close as possible to 500 ms before the new second starts.
  30.518 -         */
  30.519 -        if ( (xtime.tv_sec > (last_update_to_rtc + 660)) &&
  30.520 -             (xtime.tv_usec >= (500000 - ((unsigned) tick) / 2)) &&
  30.521 -             (xtime.tv_usec <= (500000 + ((unsigned) tick) / 2)) )
  30.522 -        {
  30.523 -            if ( set_rtc_mmss(xtime.tv_sec) == 0 )
  30.524 -                last_update_to_rtc = xtime.tv_sec;
  30.525 -            else
  30.526 -                last_update_to_rtc = xtime.tv_sec - 600;
  30.527 -        }
  30.528 -    }
  30.529 -#endif
  30.530 -}
  30.531 -
  30.532 -
  30.533 -static void timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
  30.534 -{
  30.535 -    write_lock(&xtime_lock);
  30.536 -    do_timer_interrupt(irq, NULL, regs);
  30.537 -    write_unlock(&xtime_lock);
  30.538 -}
  30.539 -
  30.540 -static struct irqaction irq_timer = {
  30.541 -    timer_interrupt, 
  30.542 -    SA_INTERRUPT, 
  30.543 -    0, 
  30.544 -    "timer", 
  30.545 -    NULL, 
  30.546 -    NULL
  30.547 -};
  30.548 -
  30.549 -
  30.550 -/*
  30.551 - * This function works out when the the next timer function has to be
  30.552 - * executed (by looking at the timer list) and sets the Xen one-shot
  30.553 - * domain timer to the appropriate value. This is typically called in
  30.554 - * cpu_idle() before the domain blocks.
  30.555 - * 
  30.556 - * The function returns a non-0 value on error conditions.
  30.557 - * 
  30.558 - * It must be called with interrupts disabled.
  30.559 - */
  30.560 -extern spinlock_t timerlist_lock;
  30.561 -int set_timeout_timer(void)
  30.562 -{
  30.563 -    struct timer_list *timer;
  30.564 -    u64 alarm = 0;
  30.565 -    int ret = 0;
  30.566 -
  30.567 -    spin_lock(&timerlist_lock);
  30.568 -
  30.569 -    /*
  30.570 -     * This is safe against long blocking (since calculations are not based on 
  30.571 -     * TSC deltas). It is also safe against warped system time since
  30.572 -     * suspend-resume is cooperative and we would first get locked out. It is 
  30.573 -     * safe against normal updates of jiffies since interrupts are off.
  30.574 -     */
  30.575 -    if ( (timer = next_timer_event()) != NULL )
  30.576 -        alarm = __jiffies_to_st(timer->expires);
  30.577 -
  30.578 -    /* Tasks on the timer task queue expect to be executed on the next tick. */
  30.579 -    if ( TQ_ACTIVE(tq_timer) )
  30.580 -        alarm = __jiffies_to_st(jiffies + 1);
  30.581 -
  30.582 -    /* Failure is pretty bad, but we'd best soldier on. */
  30.583 -    if ( HYPERVISOR_set_timer_op(alarm) != 0 )
  30.584 -        ret = -1;
  30.585 -    
  30.586 -    spin_unlock(&timerlist_lock);
  30.587 -
  30.588 -    return ret;
  30.589 -}
  30.590 -
  30.591 -
  30.592 -/* Time debugging. */
  30.593 -static void dbg_time_int(int irq, void *dev_id, struct pt_regs *ptregs)
  30.594 -{
  30.595 -    unsigned long flags, j;
  30.596 -    u64 s_now, j_st;
  30.597 -    struct timeval s_tv, tv;
  30.598 -
  30.599 -    struct timer_list *timer;
  30.600 -    u64 t_st;
  30.601 -
  30.602 -    read_lock_irqsave(&xtime_lock, flags);
  30.603 -    s_tv.tv_sec  = shadow_tv.tv_sec;
  30.604 -    s_tv.tv_usec = shadow_tv.tv_usec;
  30.605 -    s_now        = shadow_system_time;
  30.606 -    read_unlock_irqrestore(&xtime_lock, flags);
  30.607 -
  30.608 -    do_gettimeofday(&tv);
  30.609 -
  30.610 -    j = jiffies;
  30.611 -    j_st = __jiffies_to_st(j);
  30.612 -
  30.613 -    timer = next_timer_event();
  30.614 -    t_st = __jiffies_to_st(timer->expires);
  30.615 -
  30.616 -    printk(KERN_ALERT "time: shadow_st=0x%X:%08X\n",
  30.617 -           (u32)(s_now>>32), (u32)s_now);
  30.618 -    printk(KERN_ALERT "time: wct=%lds %ldus shadow_wct=%lds %ldus\n",
  30.619 -           tv.tv_sec, tv.tv_usec, s_tv.tv_sec, s_tv.tv_usec);
  30.620 -    printk(KERN_ALERT "time: jiffies=%lu(0x%X:%08X) timeout=%lu(0x%X:%08X)\n",
  30.621 -           jiffies,(u32)(j_st>>32), (u32)j_st,
  30.622 -           timer->expires,(u32)(t_st>>32), (u32)t_st);
  30.623 -    printk(KERN_ALERT "time: processed_system_time=0x%X:%08X\n",
  30.624 -           (u32)(processed_system_time>>32), (u32)processed_system_time);
  30.625 -
  30.626 -#ifdef CONFIG_MAGIC_SYSRQ
  30.627 -    handle_sysrq('t',NULL,NULL,NULL);
  30.628 -#endif
  30.629 -}
  30.630 -
  30.631 -static struct irqaction dbg_time = {
  30.632 -    dbg_time_int, 
  30.633 -    SA_SHIRQ, 
  30.634 -    0, 
  30.635 -    "timer_dbg", 
  30.636 -    &dbg_time_int,
  30.637 -    NULL
  30.638 -};
  30.639 -
  30.640 -void __init time_init(void)
  30.641 -{
  30.642 -    unsigned long long alarm;
  30.643 -    u64 __cpu_khz, __cpu_ghz, cpu_freq, scale, scale2;
  30.644 -    unsigned int cpu_ghz;
  30.645 -
  30.646 -    __cpu_khz = __cpu_ghz = cpu_freq = HYPERVISOR_shared_info->cpu_freq;
  30.647 -    do_div(__cpu_khz, 1000UL);
  30.648 -    cpu_khz = (u32)__cpu_khz;
  30.649 -    do_div(__cpu_ghz, 1000000000UL);
  30.650 -    cpu_ghz = (unsigned int)__cpu_ghz;
  30.651 -
  30.652 -    printk("Xen reported: %lu.%03lu MHz processor.\n", 
  30.653 -           cpu_khz / 1000, cpu_khz % 1000);
  30.654 -
  30.655 -    xtime.tv_sec = HYPERVISOR_shared_info->wc_sec;
  30.656 -    xtime.tv_usec = HYPERVISOR_shared_info->wc_usec;
  30.657 -    processed_system_time = shadow_system_time;
  30.658 -
  30.659 -    for ( rdtsc_bitshift = 0; cpu_ghz != 0; rdtsc_bitshift++, cpu_ghz >>= 1 )
  30.660 -        continue;
  30.661 -
  30.662 -    scale = 1000000LL << (32 + rdtsc_bitshift);
  30.663 -    do_div(scale, (u32)cpu_freq);
  30.664 -
  30.665 -    if ( (cpu_freq >> 32) != 0 )
  30.666 -    {
  30.667 -        scale2 = 1000000LL << rdtsc_bitshift;
  30.668 -        do_div(scale2, (u32)(cpu_freq>>32));
  30.669 -        scale += scale2;
  30.670 -    }
  30.671 -
  30.672 -    st_scale_f = scale & 0xffffffff;
  30.673 -    st_scale_i = scale >> 32;
  30.674 -
  30.675 -    __get_time_values_from_xen();
  30.676 -    processed_system_time = shadow_system_time;
  30.677 -
  30.678 -    time_irq  = bind_virq_to_irq(VIRQ_TIMER);
  30.679 -    debug_irq = bind_virq_to_irq(VIRQ_DEBUG);
  30.680 -
  30.681 -    (void)setup_irq(time_irq, &irq_timer);
  30.682 -    (void)setup_irq(debug_irq, &dbg_time);
  30.683 -
  30.684 -    rdtscll(alarm);
  30.685 -}
  30.686 -
  30.687 -void time_suspend(void)
  30.688 -{
  30.689 -}
  30.690 -
  30.691 -void time_resume(void)
  30.692 -{
  30.693 -    unsigned long flags;
  30.694 -    write_lock_irqsave(&xtime_lock, flags);
  30.695 -    /* Get timebases for new environment. */ 
  30.696 -    __get_time_values_from_xen();
  30.697 -    /* Reset our own concept of passage of system time. */
  30.698 -    processed_system_time = shadow_system_time;
  30.699 -    /* Accept a warp in UTC (wall-clock) time. */
  30.700 -    last_seen_tv.tv_sec = 0;
  30.701 -    /* Make sure we resync UTC time with Xen on next timer interrupt. */
  30.702 -    last_update_from_xen = 0;
  30.703 -    write_unlock_irqrestore(&xtime_lock, flags);
  30.704 -}
  30.705 -
  30.706 -/*
  30.707 - * /proc/sys/xen: This really belongs in another file. It can stay here for
  30.708 - * now however.
  30.709 - */
  30.710 -static ctl_table xen_subtable[] = {
  30.711 -    {1, "independent_wallclock", &independent_wallclock,
  30.712 -     sizeof(independent_wallclock), 0644, NULL, proc_dointvec},
  30.713 -    {0}
  30.714 -};
  30.715 -static ctl_table xen_table[] = {
  30.716 -    {123, "xen", NULL, 0, 0555, xen_subtable},
  30.717 -    {0}
  30.718 -};
  30.719 -static int __init xen_sysctl_init(void)
  30.720 -{
  30.721 -    (void)register_sysctl_table(xen_table, 0);
  30.722 -    return 0;
  30.723 -}
  30.724 -__initcall(xen_sysctl_init);
    31.1 --- a/linux-2.4.28-xen-sparse/arch/xen/kernel/traps.c	Thu Jan 20 22:18:00 2005 +0000
    31.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
    31.3 @@ -1,628 +0,0 @@
    31.4 -/*
    31.5 - *  linux/arch/i386/traps.c
    31.6 - *
    31.7 - *  Copyright (C) 1991, 1992  Linus Torvalds
    31.8 - *
    31.9 - *  Pentium III FXSR, SSE support
   31.10 - *	Gareth Hughes <gareth@valinux.com>, May 2000
   31.11 - */
   31.12 -
   31.13 -/*
   31.14 - * 'Traps.c' handles hardware traps and faults after we have saved some
   31.15 - * state in 'asm.s'.
   31.16 - */
   31.17 -#include <linux/config.h>
   31.18 -#include <linux/sched.h>
   31.19 -#include <linux/kernel.h>
   31.20 -#include <linux/string.h>
   31.21 -#include <linux/errno.h>
   31.22 -#include <linux/ptrace.h>
   31.23 -#include <linux/timer.h>
   31.24 -#include <linux/mm.h>
   31.25 -#include <linux/init.h>
   31.26 -#include <linux/delay.h>
   31.27 -#include <linux/spinlock.h>
   31.28 -#include <linux/interrupt.h>
   31.29 -#include <linux/highmem.h>
   31.30 -
   31.31 -#include <asm/system.h>
   31.32 -#include <asm/uaccess.h>
   31.33 -#include <asm/io.h>
   31.34 -#include <asm/atomic.h>
   31.35 -#include <asm/debugreg.h>
   31.36 -#include <asm/desc.h>
   31.37 -#include <asm/i387.h>
   31.38 -
   31.39 -#include <asm/smp.h>
   31.40 -#include <asm/pgalloc.h>
   31.41 -
   31.42 -#include <asm/hypervisor.h>
   31.43 -
   31.44 -#include <linux/irq.h>
   31.45 -#include <linux/module.h>
   31.46 -
   31.47 -asmlinkage int system_call(void);
   31.48 -asmlinkage void lcall7(void);
   31.49 -asmlinkage void lcall27(void);
   31.50 -
   31.51 -asmlinkage void divide_error(void);
   31.52 -asmlinkage void debug(void);
   31.53 -asmlinkage void int3(void);
   31.54 -asmlinkage void overflow(void);
   31.55 -asmlinkage void bounds(void);
   31.56 -asmlinkage void invalid_op(void);
   31.57 -asmlinkage void device_not_available(void);
   31.58 -asmlinkage void double_fault(void);
   31.59 -asmlinkage void coprocessor_segment_overrun(void);
   31.60 -asmlinkage void invalid_TSS(void);
   31.61 -asmlinkage void segment_not_present(void);
   31.62 -asmlinkage void stack_segment(void);
   31.63 -asmlinkage void general_protection(void);
   31.64 -asmlinkage void page_fault(void);
   31.65 -asmlinkage void coprocessor_error(void);
   31.66 -asmlinkage void simd_coprocessor_error(void);
   31.67 -asmlinkage void alignment_check(void);
   31.68 -asmlinkage void fixup_4gb_segment(void);
   31.69 -asmlinkage void machine_check(void);
   31.70 -
   31.71 -int kstack_depth_to_print = 24;
   31.72 -
   31.73 -
   31.74 -/*
   31.75 - * If the address is either in the .text section of the
   31.76 - * kernel, or in the vmalloc'ed module regions, it *may* 
   31.77 - * be the address of a calling routine
   31.78 - */
   31.79 -
   31.80 -#ifdef CONFIG_MODULES
   31.81 -
   31.82 -extern struct module *module_list;
   31.83 -extern struct module kernel_module;
   31.84 -
   31.85 -static inline int kernel_text_address(unsigned long addr)
   31.86 -{
   31.87 -	int retval = 0;
   31.88 -	struct module *mod;
   31.89 -
   31.90 -	if (addr >= (unsigned long) &_stext &&
   31.91 -	    addr <= (unsigned long) &_etext)
   31.92 -		return 1;
   31.93 -
   31.94 -	for (mod = module_list; mod != &kernel_module; mod = mod->next) {
   31.95 -		/* mod_bound tests for addr being inside the vmalloc'ed
   31.96 -		 * module area. Of course it'd be better to test only
   31.97 -		 * for the .text subset... */
   31.98 -		if (mod_bound(addr, 0, mod)) {
   31.99 -			retval = 1;
  31.100 -			break;
  31.101 -		}
  31.102 -	}
  31.103 -
  31.104 -	return retval;
  31.105 -}
  31.106 -
  31.107 -#else
  31.108 -
  31.109 -static inline int kernel_text_address(unsigned long addr)
  31.110 -{
  31.111 -	return (addr >= (unsigned long) &_stext &&
  31.112 -		addr <= (unsigned long) &_etext);
  31.113 -}
  31.114 -
  31.115 -#endif
  31.116 -
  31.117 -void show_trace(unsigned long * stack)
  31.118 -{
  31.119 -	int i;
  31.120 -	unsigned long addr;
  31.121 -
  31.122 -	if (!stack)
  31.123 -		stack = (unsigned long*)&stack;
  31.124 -
  31.125 -	printk("Call Trace: ");
  31.126 -	i = 1;
  31.127 -	while (((long) stack & (THREAD_SIZE-1)) != 0) {
  31.128 -		addr = *stack++;
  31.129 -		if (kernel_text_address(addr)) {
  31.130 -			if (i && ((i % 6) == 0))
  31.131 -				printk("\n   ");
  31.132 -			printk("[<%08lx>] ", addr);
  31.133 -			i++;
  31.134 -		}
  31.135 -	}
  31.136 -	printk("\n");
  31.137 -}
  31.138 -
  31.139 -void show_trace_task(struct task_struct *tsk)
  31.140 -{
  31.141 -	unsigned long esp = tsk->thread.esp;
  31.142 -
  31.143 -	/* User space on another CPU? */
  31.144 -	if ((esp ^ (unsigned long)tsk) & (PAGE_MASK<<1))
  31.145 -		return;
  31.146 -	show_trace((unsigned long *)esp);
  31.147 -}
  31.148 -
  31.149 -void show_stack(unsigned long * esp)
  31.150 -{
  31.151 -	unsigned long *stack;
  31.152 -	int i;
  31.153 -
  31.154 -	// debugging aid: "show_stack(NULL);" prints the
  31.155 -	// back trace for this cpu.
  31.156 -
  31.157 -	if(esp==NULL)
  31.158 -		esp=(unsigned long*)&esp;
  31.159 -
  31.160 -	stack = esp;
  31.161 -	for(i=0; i < kstack_depth_to_print; i++) {
  31.162 -		if (((long) stack & (THREAD_SIZE-1)) == 0)
  31.163 -			break;
  31.164 -		if (i && ((i % 8) == 0))
  31.165 -			printk("\n       ");
  31.166 -		printk("%08lx ", *stack++);
  31.167 -	}
  31.168 -	printk("\n");
  31.169 -	show_trace(esp);
  31.170 -}
  31.171 -
  31.172 -void show_registers(struct pt_regs *regs)
  31.173 -{
  31.174 -	int in_kernel = 1;
  31.175 -	unsigned long esp;
  31.176 -	unsigned short ss;
  31.177 -
  31.178 -	esp = (unsigned long) (&regs->esp);
  31.179 -	ss = __KERNEL_DS;
  31.180 -	if (regs->xcs & 2) {
  31.181 -		in_kernel = 0;
  31.182 -		esp = regs->esp;
  31.183 -		ss = regs->xss & 0xffff;
  31.184 -	}
  31.185 -	printk(KERN_ALERT "CPU:    %d\n", smp_processor_id() );
  31.186 -	printk(KERN_ALERT "EIP:    %04x:[<%08lx>]    %s\n",
  31.187 -	       0xffff & regs->xcs, regs->eip, print_tainted());
  31.188 -	printk(KERN_ALERT "EFLAGS: %08lx\n",regs->eflags);
  31.189 -	printk(KERN_ALERT "eax: %08lx   ebx: %08lx   ecx: %08lx   edx: %08lx\n",
  31.190 -		regs->eax, regs->ebx, regs->ecx, regs->edx);
  31.191 -	printk(KERN_ALERT "esi: %08lx   edi: %08lx   ebp: %08lx   esp: %08lx\n",
  31.192 -		regs->esi, regs->edi, regs->ebp, esp);
  31.193 -	printk(KERN_ALERT "ds: %04x   es: %04x   ss: %04x\n",
  31.194 -		regs->xds & 0xffff, regs->xes & 0xffff, ss);
  31.195 -	printk(KERN_ALERT "Process %s (pid: %d, stackpage=%08lx)",
  31.196 -		current->comm, current->pid, 4096+(unsigned long)current);
  31.197 -	/*
  31.198 -	 * When in-kernel, we also print out the stack and code at the
  31.199 -	 * time of the fault..
  31.200 -	 */
  31.201 -	if (in_kernel) {
  31.202 -
  31.203 -		printk(KERN_ALERT "\nStack: ");
  31.204 -		show_stack((unsigned long*)esp);
  31.205 -
  31.206 -#if 0
  31.207 -                {
  31.208 -                        int i;
  31.209 -			printk(KERN_ALERT "\nCode: ");
  31.210 -			if(regs->eip < PAGE_OFFSET)
  31.211 -			        goto bad;
  31.212 -
  31.213 -			for(i=0;i<20;i++)
  31.214 -			{
  31.215 -			        unsigned char c;
  31.216 -			        if(__get_user(c, &((unsigned char*)regs->eip)[i])) {
  31.217 -bad:
  31.218 -				        printk(KERN_ALERT " Bad EIP value.");
  31.219 -					break;
  31.220 -				}
  31.221 -				printk("%02x ", c);
  31.222 -			}
  31.223 -		}
  31.224 -#endif
  31.225 -	}
  31.226 -	printk(KERN_ALERT "\n");
  31.227 -}	
  31.228 -
  31.229 -spinlock_t die_lock = SPIN_LOCK_UNLOCKED;
  31.230 -
  31.231 -void die(const char * str, struct pt_regs * regs, long err)
  31.232 -{
  31.233 -	console_verbose();
  31.234 -	spin_lock_irq(&die_lock);
  31.235 -	bust_spinlocks(1);
  31.236 -	printk("%s: %04lx\n", str, err & 0xffff);
  31.237 -	show_registers(regs);
  31.238 -	bust_spinlocks(0);
  31.239 -	spin_unlock_irq(&die_lock);
  31.240 -	do_exit(SIGSEGV);
  31.241 -}
  31.242 -
  31.243 -static inline void die_if_kernel(const char * str, struct pt_regs * regs, long err)
  31.244 -{
  31.245 -	if (!(2 & regs->xcs))
  31.246 -		die(str, regs, err);
  31.247 -}
  31.248 -
  31.249 -
  31.250 -static void inline do_trap(int trapnr, int signr, char *str,
  31.251 -			   struct pt_regs * regs, long error_code,
  31.252 -                           siginfo_t *info)
  31.253 -{
  31.254 -	if (!(regs->xcs & 2))
  31.255 -		goto kernel_trap;
  31.256 -
  31.257 -	/*trap_signal:*/ {
  31.258 -		struct task_struct *tsk = current;
  31.259 -		tsk->thread.error_code = error_code;
  31.260 -		tsk->thread.trap_no = trapnr;
  31.261 -		if (info)
  31.262 -			force_sig_info(signr, info, tsk);
  31.263 -		else
  31.264 -			force_sig(signr, tsk);
  31.265 -		return;
  31.266 -	}
  31.267 -
  31.268 -	kernel_trap: {
  31.269 -		unsigned long fixup = search_exception_table(regs->eip);
  31.270 -		if (fixup)
  31.271 -			regs->eip = fixup;
  31.272 -		else	
  31.273 -			die(str, regs, error_code);
  31.274 -		return;
  31.275 -	}
  31.276 -}
  31.277 -
  31.278