ia64/xen-unstable
changeset 304:9121aa1e3f33
bitkeeper revision 1.126 (3e71fc20anCOs2KFyD3-AMyHjdJQfg)
resolve merge conflicts manually
resolve merge conflicts manually
| author | rn@wyvis.research.intel-research.net |
|---|---|
| date | Fri Mar 14 15:58:24 2003 +0000 (2003-03-14) |
| parents | 4ace704a143f 8d97a5bf81d2 |
| children | 6e398cd3bf49 |
| files | .bk-to-hg .hg-to-bk .rootkeys BitKeeper/etc/logging_ok xen/arch/i386/apic.c xen/arch/i386/io_apic.c xen/arch/i386/irq.c xen/arch/i386/setup.c xen/common/ac_timer.c xen/common/kernel.c xen/common/keyhandler.c xen/common/perfc.c xen/drivers/block/xen_block.c xen/drivers/block/xen_segment.c xen/drivers/char/xen_kbd.c xen/drivers/char/xen_serial.c xen/drivers/ide/ide-xeno.c xen/drivers/net/tg3.c xen/drivers/scsi/scsi.c xen/drivers/scsi/sd.c xen/include/asm-i386/irq.h xen/include/asm-i386/pci.h xen/include/asm-i386/smpboot.h xen/include/xeno/perfc.h xen/include/xeno/perfc_defn.h xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_block.c xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_ide.c xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_scsi.c xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_segment.c xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/network/network.c xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/init_task.c xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/ptrace.c xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/semaphore.c xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/sys_i386.c xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/checksum.S xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/dec_and_lock.c xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/getuser.S xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/iodebug.c xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/memcpy.c xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/mmx.c xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/old-checksum.c xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/strstr.c xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/usercopy.c xenolinux-2.4.21-pre4-sparse/arch/xeno/mm/extable.c xenolinux-2.4.21-pre4-sparse/arch/xeno/mm/pageattr.c xenolinux-2.4.21-pre4-sparse/include/asm-xeno/a.out.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/apic.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/apicdef.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/atomic.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/bitops.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/boot.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/byteorder.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/cache.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/checksum.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/cpufeature.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/current.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/debugreg.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/delay.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/div64.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/dma.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/elf.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/errno.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/fcntl.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/floppy.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/hardirq.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/hdreg.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/i387.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ide.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/init.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/io_apic.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ioctl.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ioctls.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ipc.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ipcbuf.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/keyboard.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/kmap_types.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ldt.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/linux_logo.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/locks.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/math_emu.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mc146818rtc.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mca_dma.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mman.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mmx.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/module.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mpspec.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/msgbuf.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/msr.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mtrr.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/namei.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/param.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/parport.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/poll.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/posix_types.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/resource.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/rwlock.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/rwsem.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/scatterlist.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/semaphore.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/sembuf.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/serial.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/setup.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/shmbuf.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/shmparam.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/sigcontext.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/siginfo.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/signal.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/smplock.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/socket.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/sockios.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/softirq.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/spinlock.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/stat.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/statfs.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/string-486.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/string.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/termbits.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/termios.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/timex.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/tlb.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/types.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/uaccess.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ucontext.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/unaligned.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/unistd.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/user.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/vga.h xenolinux-2.4.21-pre4-sparse/include/asm-xeno/xor.h xenolinux-2.4.21-pre4-sparse/mkbuildtree |
line diff
1.1 --- a/.bk-to-hg Fri Mar 14 15:48:09 2003 +0000 1.2 +++ b/.bk-to-hg Fri Mar 14 15:58:24 2003 +0000 1.3 @@ -4,7 +4,5 @@ test -L old/xenolinux-2.4.16-sparse/incl 1.4 rm old/xenolinux-2.4.16-sparse/include/asm-xeno/hypervisor-ifs 1.5 test -L tools/domain_builder/dom0_ops.h 1.6 rm tools/domain_builder/dom0_ops.h 1.7 -test -L xenolinux-2.4.21-pre4-sparse/include/asm-xeno/hypervisor-ifs 1.8 -rm xenolinux-2.4.21-pre4-sparse/include/asm-xeno/hypervisor-ifs 1.9 (find -depth -type d -print | xargs -r rmdir 2>/dev/null) || true 1.10 exit 0
2.1 --- a/.hg-to-bk Fri Mar 14 15:48:09 2003 +0000 2.2 +++ b/.hg-to-bk Fri Mar 14 15:58:24 2003 +0000 2.3 @@ -8,9 +8,5 @@ ln -s ../../../xen-2.4.16/include/hyperv 2.4 mkdir -p tools 2.5 mkdir -p tools/domain_builder 2.6 ln -s ../../xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/dom0/dom0_ops.h tools/domain_builder/dom0_ops.h 2.7 -mkdir -p xenolinux-2.4.21-pre4-sparse 2.8 -mkdir -p xenolinux-2.4.21-pre4-sparse/include 2.9 -mkdir -p xenolinux-2.4.21-pre4-sparse/include/asm-xeno 2.10 -ln -s ../../../xen/include/hypervisor-ifs xenolinux-2.4.21-pre4-sparse/include/asm-xeno/hypervisor-ifs 2.11 (find -depth -type d -print | xargs -r rmdir 2>/dev/null) || true 2.12 exit 0
3.1 --- a/.rootkeys Fri Mar 14 15:48:09 2003 +0000 3.2 +++ b/.rootkeys Fri Mar 14 15:58:24 2003 +0000 3.3 @@ -497,150 +497,52 @@ 3e5a4e65Hy_1iUvMTPsNqGNXd9uFpg xenolinux 3.4 3e5a4e65ibVQmwlOn0j3sVH_j_6hAg xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/hypervisor.c 3.5 3e5a4e65RMGcuA-HCn3-wNx3fFQwdg xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/i386_ksyms.c 3.6 3e5a4e65JfSHwduNJO6j-upYnjoWLA xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/i387.c 3.7 -3e5a4e65tzCYKTX26zdI8rk2m48BDA xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/init_task.c 3.8 3e5a4e65MEvZhlr070sK5JsfAQlv7Q xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/ioport.c 3.9 3e5a4e653U6cELGv528IxOLHvCq8iA xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/irq.c 3.10 3e5a4e65muT6SU3ck47IP87Q7Ti5hA xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/ldt.c 3.11 3e5a4e65IGt3WwQDNiL4h-gYWgNTWQ xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/process.c 3.12 -3e5a4e65vXUggUHe9b_D9q0CNcZmQg xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/ptrace.c 3.13 -3e5a4e66StFP0OPSNngVwPJ4cJDy4g xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/semaphore.c 3.14 3e5a4e66tR-qJMLj3MppcKqmvuI2XQ xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/setup.c 3.15 3e5a4e66fWSTagLGU2P8BGFGRjhDiw xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/signal.c 3.16 -3e5a4e66Id8AWFANwLRFP4mKJgIFQw xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/sys_i386.c 3.17 3e5a4e66N__lUXNwzQ-eADRzK9LXuQ xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/time.c 3.18 3e5a4e66aHCbQ_F5QZ8VeyikLmuRZQ xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/traps.c 3.19 3e5a4e66-9_NczrVMbuQkoSLyXckIw xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/Makefile 3.20 -3e5a4e66pZtp3RawntDpdofnJEvHIg xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/checksum.S 3.21 -3e5a4e660Zju423CmC6q_-ZdObYhuA xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/dec_and_lock.c 3.22 3e5a4e6637ZDk0BvFEC-aFQs599-ng xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/delay.c 3.23 -3e5a4e66Cf-sjHkzP95oIJ6hBC1pOA xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/getuser.S 3.24 -3e5a4e66s_LxC8VI5vqmr-TPOdJYsw xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/iodebug.c 3.25 -3e5a4e667pxnNndXVcVxVNBvZezxhw xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/memcpy.c 3.26 -3e5a4e66MHYcXyO9DndD8k0DDBovYw xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/mmx.c 3.27 -3e5a4e669xZJQRPtO8oiRIqMwChrLg xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/old-checksum.c 3.28 -3e5a4e66RzO4JzKOAraCe2dnQ5m-yw xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/strstr.c 3.29 -3e5a4e66us6VmRaduHUnWiKcAONyLA xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/usercopy.c 3.30 3e5a4e66croVgpcJyJuF2ycQw0HuJw xenolinux-2.4.21-pre4-sparse/arch/xeno/mm/Makefile 3.31 -3e5a4e661LP_6AdxThMuysfcYtOexA xenolinux-2.4.21-pre4-sparse/arch/xeno/mm/extable.c 3.32 3e5a4e66l8Q5Tv-6B3lQIRmaVbFPzg xenolinux-2.4.21-pre4-sparse/arch/xeno/mm/fault.c 3.33 3e5a4e66TyNNUEXkr5RxqvQhXK1MQA xenolinux-2.4.21-pre4-sparse/arch/xeno/mm/get_unmapped_area.c 3.34 3e5a4e668SE9rixq4ahho9rNhLUUFQ xenolinux-2.4.21-pre4-sparse/arch/xeno/mm/hypervisor.c 3.35 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-3e5a4e668V7Eo08_6qmVoevzFrlxGQ xenolinux-2.4.21-pre4-sparse/include/asm-xeno/atomic.h 3.47 -3e5a4e66FNm4qKYGsIMdX6DGJ1pI1g xenolinux-2.4.21-pre4-sparse/include/asm-xeno/bitops.h 3.48 -3e5a4e66zkP-aEQkEtznyyp-e7tUGA xenolinux-2.4.21-pre4-sparse/include/asm-xeno/boot.h 3.49 3e5a4e66wbeCpsJgVf_U8Jde-CNcsA xenolinux-2.4.21-pre4-sparse/include/asm-xeno/bugs.h 3.50 -3e5a4e66wTE9HEEjsnOHrijDB8iXrQ xenolinux-2.4.21-pre4-sparse/include/asm-xeno/byteorder.h 3.51 -3e5a4e66VqboK-qHV-HxmSflMh4VqQ xenolinux-2.4.21-pre4-sparse/include/asm-xeno/cache.h 3.52 -3e5a4e66bTVzeqJUJQiu67FWoHM5iw xenolinux-2.4.21-pre4-sparse/include/asm-xeno/checksum.h 3.53 -3e5a4e66JVArkZ-0_pav3AsvKbftdw xenolinux-2.4.21-pre4-sparse/include/asm-xeno/cpufeature.h 3.54 -3e5a4e66cCx28DaXo1U_nKvVX-5Y5w xenolinux-2.4.21-pre4-sparse/include/asm-xeno/current.h 3.55 -3e5a4e66o7NZjoJZjzJa-Z7XcGmGqg xenolinux-2.4.21-pre4-sparse/include/asm-xeno/debugreg.h 3.56 -3e5a4e66rpzD2c7pNKF0XLbHzxb24A 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xenolinux-2.4.21-pre4-sparse/mm/memory.c 3.153 3e5a4e681xMPdF9xCMwpyfuYMySU5g xenolinux-2.4.21-pre4-sparse/mm/mremap.c 3.154 3e5a4e683HKVU-sxtagrDasRB8eBVw xenolinux-2.4.21-pre4-sparse/mm/swapfile.c
4.1 --- a/BitKeeper/etc/logging_ok Fri Mar 14 15:48:09 2003 +0000 4.2 +++ b/BitKeeper/etc/logging_ok Fri Mar 14 15:58:24 2003 +0000 4.3 @@ -6,6 +6,7 @@ bd240@boulderdash.cl.cam.ac.uk 4.4 iap10@labyrinth.cl.cam.ac.uk 4.5 kaf24@labyrinth.cl.cam.ac.uk 4.6 kaf24@plym.cl.cam.ac.uk 4.7 +kaf24@scramble.cl.cam.ac.uk 4.8 kaf24@striker.cl.cam.ac.uk 4.9 lynx@idefix.cl.cam.ac.uk 4.10 rn@wyvis.camb.intel-research.net
5.1 --- a/xen/arch/i386/io_apic.c Fri Mar 14 15:48:09 2003 +0000 5.2 +++ b/xen/arch/i386/io_apic.c Fri Mar 14 15:58:24 2003 +0000 5.3 @@ -826,7 +826,6 @@ void __init print_IO_APIC(void) 5.4 UNEXPECTED_IO_APIC(); 5.5 } 5.6 5.7 -#if 0 5.8 printk(KERN_DEBUG ".... IRQ redirection table:\n"); 5.9 5.10 printk(KERN_DEBUG " NR Log Phy Mask Trig IRR Pol" 5.11 @@ -871,7 +870,6 @@ void __init print_IO_APIC(void) 5.12 entry = irq_2_pin + entry->next; 5.13 } 5.14 printk("\n"); 5.15 -#endif 5.16 } 5.17 5.18 printk(KERN_INFO ".................................... done.\n");
6.1 --- a/xen/arch/i386/irq.c Fri Mar 14 15:48:09 2003 +0000 6.2 +++ b/xen/arch/i386/irq.c Fri Mar 14 15:58:24 2003 +0000 6.3 @@ -537,7 +537,9 @@ asmlinkage unsigned int do_IRQ(struct pt 6.4 do_softirq(); 6.5 6.6 rdtscl(cc_end); 6.7 - perfc_adda(irq_time, cpu, cc_end - cc_start); 6.8 + 6.9 + if(!action || (!(action->flags & SA_NOPROFILE)) ) 6.10 + perfc_adda(irq_time, cpu, cc_end - cc_start); 6.11 6.12 return 1; 6.13 }
7.1 --- a/xen/arch/i386/setup.c Fri Mar 14 15:48:09 2003 +0000 7.2 +++ b/xen/arch/i386/setup.c Fri Mar 14 15:58:24 2003 +0000 7.3 @@ -292,7 +292,7 @@ void __init start_of_day(void) 7.4 extern void initialize_keytable(); 7.5 extern void initialize_serial(void); 7.6 extern void initialize_keyboard(void); 7.7 - 7.8 + extern int opt_nosmp; 7.9 unsigned long low_mem_size; 7.10 7.11 /* 7.12 @@ -327,7 +327,11 @@ void __init start_of_day(void) 7.13 #ifndef CONFIG_SMP 7.14 APIC_init_uniprocessor(); 7.15 #else 7.16 - smp_boot_cpus(); /* 7.17 + if( opt_nosmp ) 7.18 + APIC_init_uniprocessor(); 7.19 + else 7.20 + smp_boot_cpus(); 7.21 + /* 7.22 * Does loads of stuff, including kicking the local 7.23 * APIC, and the IO APIC after other CPUs are booted. 7.24 * Each IRQ is preferably handled by IO-APIC, but
8.1 --- a/xen/common/kernel.c Fri Mar 14 15:48:09 2003 +0000 8.2 +++ b/xen/common/kernel.c Fri Mar 14 15:58:24 2003 +0000 8.3 @@ -41,7 +41,7 @@ unsigned int opt_ser_baud = 9600; /* de 8.4 unsigned int opt_dom0_mem = 16000; /* default kbytes for DOM0 */ 8.5 unsigned int opt_ne_base = 0; /* NE2k NICs cannot be probed */ 8.6 unsigned char opt_ifname[10] = "eth0"; 8.7 -int opt_noht=0, opt_noacpi=0; 8.8 +int opt_noht=0, opt_noacpi=0, opt_nosmp; 8.9 enum { OPT_IP, OPT_STR, OPT_UINT, OPT_BOOL }; 8.10 static struct { 8.11 unsigned char *name; 8.12 @@ -55,6 +55,7 @@ static struct { 8.13 { "ifname", OPT_STR, &opt_ifname }, 8.14 { "noht", OPT_BOOL, &opt_noht }, 8.15 { "noacpi", OPT_BOOL, &opt_noacpi }, 8.16 + { "nosmp", OPT_BOOL, &opt_nosmp }, 8.17 { NULL, 0, NULL } 8.18 }; 8.19
9.1 --- a/xen/common/keyhandler.c Fri Mar 14 15:48:09 2003 +0000 9.2 +++ b/xen/common/keyhandler.c Fri Mar 14 15:58:24 2003 +0000 9.3 @@ -17,18 +17,18 @@ void add_key_handler(u_char key, key_han 9.4 char *str; 9.5 9.6 if(key_table[key].handler != NULL) 9.7 - printk("Warning: overwriting handler for key 0x%x\n", key); 9.8 + printk("Warning: overwriting handler for key 0x%x\n", key); 9.9 9.10 key_table[key].handler = handler; 9.11 9.12 str = key_table[key].desc; 9.13 for(i = 0; i < STR_MAX; i++) { 9.14 - if(*desc) 9.15 - *str++ = *desc++; 9.16 - else break; 9.17 + if(*desc) 9.18 + *str++ = *desc++; 9.19 + else break; 9.20 } 9.21 if (i == STR_MAX) 9.22 - key_table[key].desc[STR_MAX-1] = '\0'; 9.23 + key_table[key].desc[STR_MAX-1] = '\0'; 9.24 9.25 return; 9.26 } 9.27 @@ -39,21 +39,21 @@ key_handler *get_key_handler(u_char key) 9.28 } 9.29 9.30 9.31 -void show_handlers(u_char key, void *dev_id, struct pt_regs *regs) 9.32 +static void show_handlers(u_char key, void *dev_id, struct pt_regs *regs) 9.33 { 9.34 int i; 9.35 9.36 printk("'%c' pressed -> showing installed handlers\n", key); 9.37 for(i=0; i < KEY_MAX; i++) 9.38 - if(key_table[i].handler) 9.39 - printk(" key '%c' (ascii '%02x') => %s\n", 9.40 - (i<33 || i>126)?(' '):(i),i, 9.41 - key_table[i].desc); 9.42 + if(key_table[i].handler) 9.43 + printk(" key '%c' (ascii '%02x') => %s\n", 9.44 + (i<33 || i>126)?(' '):(i),i, 9.45 + key_table[i].desc); 9.46 return; 9.47 } 9.48 9.49 9.50 -void dump_registers(u_char key, void *dev_id, struct pt_regs *regs) 9.51 +static void dump_registers(u_char key, void *dev_id, struct pt_regs *regs) 9.52 { 9.53 extern void show_registers(struct pt_regs *regs); 9.54 9.55 @@ -62,13 +62,21 @@ void dump_registers(u_char key, void *de 9.56 return; 9.57 } 9.58 9.59 -void halt_machine(u_char key, void *dev_id, struct pt_regs *regs) 9.60 +static void halt_machine(u_char key, void *dev_id, struct pt_regs *regs) 9.61 { 9.62 printk("'%c' pressed -> rebooting machine\n", key); 9.63 machine_restart(NULL); 9.64 return; 9.65 } 9.66 9.67 +static void kill_dom0(u_char key, void *dev_id, struct pt_regs *regs) 9.68 +{ 9.69 + printk("'%c' pressed -> gracefully rebooting machine\n", key); 9.70 + kill_other_domain(0, 0); 9.71 + return; 9.72 +} 9.73 + 9.74 + 9.75 /* XXX SMH: this is keir's fault */ 9.76 static char *task_states[] = 9.77 { 9.78 @@ -90,16 +98,16 @@ void do_task_queues(u_char key, void *de 9.79 p = &idle0_task; 9.80 do { 9.81 printk("Xen: DOM %d, CPU %d [has=%c], state = %s, " 9.82 - "hyp_events = %08x\n", 9.83 - p->domain, p->processor, p->has_cpu ? 'T':'F', 9.84 - task_states[p->state], p->hyp_events); 9.85 - s = p->shared_info; 9.86 - if(!is_idle_task(p)) { 9.87 - printk("Guest: events = %08lx, event_enable = %08lx\n", 9.88 - s->events, s->events_enable); 9.89 - printk("Notifying guest...\n"); 9.90 - set_bit(_EVENT_DEBUG, &s->events); 9.91 - } 9.92 + "hyp_events = %08x\n", 9.93 + p->domain, p->processor, p->has_cpu ? 'T':'F', 9.94 + task_states[p->state], p->hyp_events); 9.95 + s = p->shared_info; 9.96 + if(!is_idle_task(p)) { 9.97 + printk("Guest: events = %08lx, event_enable = %08lx\n", 9.98 + s->events, s->events_enable); 9.99 + printk("Notifying guest...\n"); 9.100 + set_bit(_EVENT_DEBUG, &s->events); 9.101 + } 9.102 } while ( (p = p->next_task) != &idle0_task ); 9.103 9.104 read_unlock_irqrestore(&tasklist_lock, flags); 9.105 @@ -118,16 +126,17 @@ void initialize_keytable() 9.106 9.107 /* first initialize key handler table */ 9.108 for(i = 0; i < KEY_MAX; i++) 9.109 - key_table[i].handler = (key_handler *)NULL; 9.110 - 9.111 + key_table[i].handler = (key_handler *)NULL; 9.112 + 9.113 /* setup own handlers */ 9.114 add_key_handler('a', dump_timerq, "dump ac_timer queues"); 9.115 add_key_handler('d', dump_registers, "dump registers"); 9.116 - add_key_handler('h', show_handlers, "show this message"); 9.117 + add_key_handler('h', show_handlers, "show this message"); 9.118 add_key_handler('p', perfc_printall, "print performance counters"); 9.119 add_key_handler('P', perfc_reset, "reset performance counters"); 9.120 add_key_handler('q', do_task_queues, "dump task queues + guest state"); 9.121 - add_key_handler('r', dump_runq, "dump run queue"); 9.122 + add_key_handler('r', dump_runq, "dump run queues"); 9.123 + add_key_handler('B', kill_dom0, "reboot machine gracefully"); 9.124 add_key_handler('R', halt_machine, "reboot machine ungracefully"); 9.125 9.126 return;
10.1 --- a/xen/common/perfc.c Fri Mar 14 15:48:09 2003 +0000 10.2 +++ b/xen/common/perfc.c Fri Mar 14 15:58:24 2003 +0000 10.3 @@ -47,18 +47,18 @@ void __perfc_print (unsigned long counte 10.4 return; 10.5 } 10.6 if (element_size == 0) { /* single counter */ 10.7 - printf ("%10ld 0x%08lx %s\n", counter[0], counter[0], 10.8 + printf ("%10lu 0x%08lx %s\n", counter[0], counter[0], 10.9 perfc_name[loop] + 2 + num); 10.10 } else if (cpus) { /* counter per CPU */ 10.11 for (loop = 0; loop < smp_num_cpus; loop++) { 10.12 - printf ("%10ld 0x%08lx cpu[%02d] %s\n", 10.13 + printf ("%10lu 0x%08lx cpu[%02d] %s\n", 10.14 counter[loop], counter[loop], 10.15 loop, perfc_name[loop]); 10.16 } 10.17 10.18 } else { /* show entire array */ 10.19 for (loop = 0; loop < element_size; loop++) { 10.20 - printf ("%10ld 0x%08lx %s:%d\n", 10.21 + printf ("%10lu 0x%08lx %s:%d\n", 10.22 counter[loop], counter[loop], 10.23 perfc_name[loop] + 2 + num, loop); 10.24 } 10.25 @@ -103,6 +103,8 @@ void perfc_printall (u_char key, void *d 10.26 } 10.27 } 10.28 10.29 + //perfc_reset( key, dev_id, regs ); 10.30 + 10.31 return; 10.32 } 10.33
11.1 --- a/xen/drivers/block/xen_block.c Fri Mar 14 15:48:09 2003 +0000 11.2 +++ b/xen/drivers/block/xen_block.c Fri Mar 14 15:58:24 2003 +0000 11.3 @@ -17,10 +17,8 @@ 11.4 #include <xeno/keyhandler.h> 11.5 #include <xeno/interrupt.h> 11.6 #include <xeno/segment.h> 11.7 -#include <asm/domain_page.h> /* TEST_READ_VALIDITY */ 11.8 11.9 -#if 1 11.10 -#define TEST_READ_VALIDITY 11.11 +#if 0 11.12 #define DPRINTK(_f, _a...) printk( _f , ## _a ) 11.13 #else 11.14 #define DPRINTK(_f, _a...) ((void)0) 11.15 @@ -206,16 +204,6 @@ static void end_block_io_op(struct buffe 11.16 DPRINTK("Buffer not up-to-date at end of operation\n"); 11.17 pending_req->status = 1; 11.18 } 11.19 -#ifdef TEST_READ_VALIDITY 11.20 - else if ( pending_req->operation == READ ) 11.21 - { 11.22 - unsigned long *buff = map_domain_mem(virt_to_phys(bh->b_data)); 11.23 - if ( (buff[ 0] == 0xdeadbeef) && 11.24 - (buff[127] == 0xdeadbeef) ) 11.25 - printk("An unmodified buffer at sector %ld\n", bh->b_rsector); 11.26 - unmap_domain_mem(buff); 11.27 - } 11.28 -#endif 11.29 11.30 unlock_buffer(pending_req->domain, 11.31 virt_to_phys(bh->b_data), 11.32 @@ -616,12 +604,6 @@ static void dispatch_rw_block_io(struct 11.33 } 11.34 else 11.35 { 11.36 -#ifdef TEST_READ_VALIDITY 11.37 - unsigned long *buff = map_domain_mem(phys_seg[i].buffer); 11.38 - buff[ 0] = 0xdeadbeef; 11.39 - buff[127] = 0xdeadbeef; 11.40 - unmap_domain_mem(buff); 11.41 -#endif 11.42 bh->b_state = (1 << BH_Mapped) | (1 << BH_Read); 11.43 } 11.44
12.1 --- a/xen/drivers/block/xen_segment.c Fri Mar 14 15:48:09 2003 +0000 12.2 +++ b/xen/drivers/block/xen_segment.c Fri Mar 14 15:58:24 2003 +0000 12.3 @@ -101,6 +101,7 @@ void xen_segment_probe(struct task_struc 12.4 { 12.5 int loop, i; 12.6 xen_disk_info_t *xdi = map_domain_mem(virt_to_phys(raw_xdi)); 12.7 + unsigned long capacity = 0, device; 12.8 12.9 for ( loop = 0; loop < XEN_MAX_SEGMENTS; loop++ ) 12.10 { 12.11 @@ -108,13 +109,12 @@ void xen_segment_probe(struct task_struc 12.12 (xsegments[loop].domain != p->domain) ) 12.13 continue; 12.14 12.15 - xdi->disks[xdi->count].device = 12.16 - MK_VIRTUAL_XENDEV(xsegments[loop].segment_number); 12.17 + device = MK_VIRTUAL_XENDEV(xsegments[loop].segment_number); 12.18 for ( i = 0; i < xsegments[loop].num_extents; i++ ) 12.19 - { 12.20 - xdi->disks[xdi->count].capacity += 12.21 - xsegments[loop].extents[i].size; 12.22 - } 12.23 + capacity += xsegments[loop].extents[i].size; 12.24 + 12.25 + xdi->disks[xdi->count].device = device; 12.26 + xdi->disks[xdi->count].capacity = capacity; 12.27 xdi->count++; 12.28 } 12.29
13.1 --- a/xen/drivers/char/xen_kbd.c Fri Mar 14 15:48:09 2003 +0000 13.2 +++ b/xen/drivers/char/xen_kbd.c Fri Mar 14 15:58:24 2003 +0000 13.3 @@ -1,4 +1,5 @@ 13.4 #include <asm-i386/io.h> 13.5 +#include <asm-i386/irq.h> 13.6 #include <xeno/sched.h> /* this has request_irq() proto for some reason */ 13.7 #include <xeno/keyhandler.h> 13.8 13.9 @@ -183,7 +184,7 @@ static void keyboard_interrupt(int irq, 13.10 13.11 void initialize_keyboard() 13.12 { 13.13 - if(request_irq(KEYBOARD_IRQ, keyboard_interrupt, 0, "keyboard", NULL)) 13.14 + if(request_irq(KEYBOARD_IRQ, keyboard_interrupt, SA_NOPROFILE, "keyboard", NULL)) 13.15 printk("initialize_keyboard: failed to alloc IRQ %d\n", KEYBOARD_IRQ); 13.16 13.17 return;
14.1 --- a/xen/drivers/char/xen_serial.c Fri Mar 14 15:48:09 2003 +0000 14.2 +++ b/xen/drivers/char/xen_serial.c Fri Mar 14 15:58:24 2003 +0000 14.3 @@ -85,6 +85,6 @@ void initialize_serial() 14.4 outb(NS16550_MCR_OUT2, SERIAL_BASE + NS16550_MCR); /* Modem control */ 14.5 outb(NS16550_IER_ERDAI, SERIAL_BASE + NS16550_IER ); /* Setup interrupts */ 14.6 14.7 - if((rc = request_irq(4, serial_rx_int, 0, "serial", 0))) 14.8 + if((rc = request_irq(4, serial_rx_int, SA_NOPROFILE, "serial", 0))) 14.9 printk("initialize_serial: failed to get IRQ4, rc=%d\n", rc); 14.10 }
15.1 --- a/xen/drivers/ide/ide-xeno.c Fri Mar 14 15:48:09 2003 +0000 15.2 +++ b/xen/drivers/ide/ide-xeno.c Fri Mar 14 15:58:24 2003 +0000 15.3 @@ -12,7 +12,7 @@ void ide_probe_devices(xen_disk_info_t* 15.4 int loop; 15.5 unsigned int unit; 15.6 xen_disk_info_t *xen_xdi = map_domain_mem(virt_to_phys(xdi)); 15.7 - unsigned long capacity; 15.8 + unsigned long capacity, device; 15.9 ide_drive_t *drive; 15.10 15.11 for ( loop = 0; loop < MAX_HWIFS; loop++ ) 15.12 @@ -25,9 +25,10 @@ void ide_probe_devices(xen_disk_info_t* 15.13 drive = &hwif->drives[unit]; 15.14 if ( !drive->present ) continue; 15.15 15.16 + device = MK_IDE_XENDEV((loop * MAX_DRIVES) + unit); 15.17 capacity = current_capacity(drive); 15.18 - xen_xdi->disks[xen_xdi->count].device = 15.19 - MK_IDE_XENDEV((loop * MAX_DRIVES) + unit); 15.20 + 15.21 + xen_xdi->disks[xen_xdi->count].device = device; 15.22 xen_xdi->disks[xen_xdi->count].capacity = capacity; 15.23 xen_xdi->count++; 15.24
16.1 --- a/xen/drivers/net/tg3.c Fri Mar 14 15:48:09 2003 +0000 16.2 +++ b/xen/drivers/net/tg3.c Fri Mar 14 15:58:24 2003 +0000 16.3 @@ -2099,6 +2099,12 @@ static void tg3_interrupt(int irq, void 16.4 { 16.5 int budget = 1000; 16.6 tg3_poll( dev, &budget ); 16.7 + 16.8 + tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 16.9 + 0x00000000); 16.10 + tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW); 16.11 + 16.12 + 16.13 } 16.14 #endif 16.15
17.1 --- a/xen/drivers/scsi/scsi.c Fri Mar 14 15:48:09 2003 +0000 17.2 +++ b/xen/drivers/scsi/scsi.c Fri Mar 14 15:58:24 2003 +0000 17.3 @@ -855,6 +855,7 @@ void scsi_wait_req (Scsi_Request * SRpnt 17.4 *(int *)(SRpnt->sr_request.waiting) = 0; 17.5 } 17.6 } 17.7 +printk("*"); 17.8 #endif 17.9 17.10
18.1 --- a/xen/drivers/scsi/sd.c Fri Mar 14 15:48:09 2003 +0000 18.2 +++ b/xen/drivers/scsi/sd.c Fri Mar 14 15:58:24 2003 +0000 18.3 @@ -1320,17 +1320,21 @@ void scsi_probe_devices(xen_disk_info_t 18.4 Scsi_Disk *sd; 18.5 int i; 18.6 xen_disk_info_t *xen_xdi = map_domain_mem(virt_to_phys(xdi)); 18.7 + unsigned long capacity, device; 18.8 18.9 for ( sd = rscsi_disks, i = 0; i < sd_template.dev_max; i++, sd++ ) 18.10 { 18.11 if ( sd->device == NULL ) continue; 18.12 18.13 - xen_xdi->disks[xen_xdi->count].device = MK_SCSI_XENDEV(i); 18.14 - xen_xdi->disks[xen_xdi->count].capacity = sd->capacity; 18.15 + device = MK_SCSI_XENDEV(i); 18.16 + capacity = sd->capacity; 18.17 + 18.18 + xen_xdi->disks[xen_xdi->count].device = device; 18.19 + xen_xdi->disks[xen_xdi->count].capacity = capacity; 18.20 xen_xdi->count++; 18.21 18.22 printk("Disk %d: SCSI-XENO capacity %dkB (%dMB)\n", 18.23 - xen_xdi->count, sd->capacity>>1, sd->capacity>>11); 18.24 + xen_xdi->count, capacity>>1, capacity>>11); 18.25 } 18.26 18.27 unmap_domain_mem(xen_xdi);
19.1 --- a/xen/include/asm-i386/irq.h Fri Mar 14 15:48:09 2003 +0000 19.2 +++ b/xen/include/asm-i386/irq.h Fri Mar 14 15:58:24 2003 +0000 19.3 @@ -8,6 +8,7 @@ 19.4 19.5 #define SA_INTERRUPT 0x20000000 19.6 #define SA_SHIRQ 0x04000000 19.7 +#define SA_NOPROFILE 0x02000000 19.8 19.9 #define SA_SAMPLE_RANDOM 0 /* Linux driver compatibility */ 19.10
20.1 --- a/xen/include/asm-i386/pci.h Fri Mar 14 15:48:09 2003 +0000 20.2 +++ b/xen/include/asm-i386/pci.h Fri Mar 14 15:58:24 2003 +0000 20.3 @@ -151,17 +151,17 @@ static inline int pci_map_sg(struct pci_ 20.4 for (i = 0; i < nents; i++ ) { 20.5 if (sg[i].address && sg[i].page) 20.6 out_of_line_bug(); 20.7 - 20.8 - /* not worth checking since NULL is ok says SMH */ 20.9 #if 0 20.10 - else if (!sg[i].address && !sg[i].page) 20.11 + /* Invalid check, since address==0 is valid. */ 20.12 + else if (!sg[i].address && !sg[i].page) 20.13 out_of_line_bug(); 20.14 #endif 20.15 20.16 - if (sg[i].address) 20.17 + /* XXX Switched round, since address==0 is valid. */ 20.18 + if (sg[i].page) 20.19 + sg[i].dma_address = page_to_bus(sg[i].page) + sg[i].offset; 20.20 + else 20.21 sg[i].dma_address = virt_to_bus(sg[i].address); 20.22 - else 20.23 - sg[i].dma_address = page_to_bus(sg[i].page) + sg[i].offset; 20.24 } 20.25 20.26 flush_write_buffers();
21.1 --- a/xen/include/asm-i386/smpboot.h Fri Mar 14 15:48:09 2003 +0000 21.2 +++ b/xen/include/asm-i386/smpboot.h Fri Mar 14 15:58:24 2003 +0000 21.3 @@ -116,6 +116,15 @@ static inline int target_cpus(void) 21.4 return cpu_online_map; 21.5 } 21.6 #else 21.7 -#define target_cpus() (0x01) 21.8 +/* KAF Xen: Round-robin allocate IRQs to CPUs. */ 21.9 +static inline int target_cpus(void) 21.10 +{ 21.11 + static unsigned int cpu_field = 1; 21.12 + do { 21.13 + cpu_field <<= 1; 21.14 + if ( cpu_field == 0x100 ) cpu_field = 1; /* logical field == 8 bits */ 21.15 + } while ( (cpu_field & cpu_online_map) == 0 ); 21.16 + return cpu_field; 21.17 +} 21.18 #endif 21.19 #endif
22.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_block.c Fri Mar 14 15:48:09 2003 +0000 22.2 +++ b/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_block.c Fri Mar 14 15:58:24 2003 +0000 22.3 @@ -522,8 +522,8 @@ int __init xlblk_init(void) 22.4 blk_ring = (blk_ring_t *)fix_to_virt(FIX_BLKRING_BASE); 22.5 blk_ring->req_prod = blk_ring->resp_prod = resp_cons = req_prod = 0; 22.6 22.7 - error = request_irq(XLBLK_RESPONSE_IRQ, xlblk_response_int, 0, 22.8 - "xlblk-response", NULL); 22.9 + error = request_irq(XLBLK_RESPONSE_IRQ, xlblk_response_int, 22.10 + SA_SAMPLE_RANDOM, "xlblk-response", NULL); 22.11 if ( error ) 22.12 { 22.13 printk(KERN_ALERT "Could not allocate receive interrupt\n");
23.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_ide.c Fri Mar 14 15:48:09 2003 +0000 23.2 +++ b/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_ide.c Fri Mar 14 15:58:24 2003 +0000 23.3 @@ -18,7 +18,7 @@ static int xlide_blksize_size[XLIDE_MAX] 23.4 static int xlide_hardsect_size[XLIDE_MAX]; 23.5 static int xlide_max_sectors[XLIDE_MAX]; 23.6 23.7 -struct gendisk *xlide_gendisk; 23.8 +struct gendisk *xlide_gendisk = NULL; 23.9 23.10 static struct block_device_operations xlide_block_fops = 23.11 { 23.12 @@ -41,6 +41,13 @@ int xlide_init(xen_disk_info_t *xdi) 23.13 int i, result, units, minors, disk; 23.14 struct gendisk *gd; 23.15 23.16 + /* If we don't have any usable IDE devices we may as well bail now. */ 23.17 + units = 0; 23.18 + for ( i = 0; i < xdi->count; i++ ) 23.19 + if ( IS_IDE_XENDEV(xdi->disks[i].device) && 23.20 + ((xdi->disks[i].device & XENDEV_IDX_MASK) < 16) ) units++; 23.21 + if ( units == 0 ) return 0; 23.22 + 23.23 SET_MODULE_OWNER(&xlide_block_fops); 23.24 23.25 result = register_blkdev(XLIDE_MAJOR, XLIDE_MAJOR_NAME, 23.26 @@ -73,13 +80,6 @@ int xlide_init(xen_disk_info_t *xdi) 23.27 */ 23.28 blk_queue_headactive(BLK_DEFAULT_QUEUE(XLIDE_MAJOR), 0); 23.29 23.30 - /* If we don't have any usable IDE devices we may as well bail now. */ 23.31 - units = 0; 23.32 - for ( i = 0; i < xdi->count; i++ ) 23.33 - if ( IS_IDE_XENDEV(xdi->disks[i].device) && 23.34 - ((xdi->disks[i].device & XENDEV_IDX_MASK) < 16) ) units++; 23.35 - if ( units == 0 ) return 0; 23.36 - 23.37 /* We may register up to 16 devices in a sparse identifier space. */ 23.38 units = 16; 23.39 23.40 @@ -133,6 +133,8 @@ int xlide_init(xen_disk_info_t *xdi) 23.41 23.42 void xlide_cleanup(void) 23.43 { 23.44 + if ( xlide_gendisk == NULL ) return; 23.45 + 23.46 blk_cleanup_queue(BLK_DEFAULT_QUEUE(XLIDE_MAJOR)); 23.47 23.48 xlide_gendisk = NULL;
24.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_scsi.c Fri Mar 14 15:48:09 2003 +0000 24.2 +++ b/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_scsi.c Fri Mar 14 15:58:24 2003 +0000 24.3 @@ -42,6 +42,13 @@ int xlscsi_init(xen_disk_info_t *xdi) 24.4 int i, result, units, minors, disk; 24.5 struct gendisk *gd; 24.6 24.7 + /* If we don't have any usable SCSI devices we may as well bail now. */ 24.8 + units = 0; 24.9 + for ( i = 0; i < xdi->count; i++ ) 24.10 + if ( IS_SCSI_XENDEV(xdi->disks[i].device) && 24.11 + ((xdi->disks[i].device & XENDEV_IDX_MASK) < 16) ) units++; 24.12 + if ( units == 0 ) return 0; 24.13 + 24.14 SET_MODULE_OWNER(&xlscsi_block_fops); 24.15 24.16 result = register_blkdev(XLSCSI_MAJOR, XLSCSI_MAJOR_NAME, 24.17 @@ -55,16 +62,16 @@ int xlscsi_init(xen_disk_info_t *xdi) 24.18 /* Initialize global arrays. */ 24.19 for ( i = 0; i < XLSCSI_MAX; i++ ) 24.20 { 24.21 - xlscsi_blksize_size[i] = 512; 24.22 + xlscsi_blksize_size[i] = 1024; //XXX 512; 24.23 xlscsi_hardsect_size[i] = 512; 24.24 - xlscsi_max_sectors[i] = 128; 24.25 + xlscsi_max_sectors[i] = 128*8; //XXX 128 24.26 } 24.27 24.28 blk_size[XLSCSI_MAJOR] = NULL; 24.29 blksize_size[XLSCSI_MAJOR] = xlscsi_blksize_size; 24.30 hardsect_size[XLSCSI_MAJOR] = xlscsi_hardsect_size; 24.31 max_sectors[XLSCSI_MAJOR] = xlscsi_max_sectors; 24.32 - read_ahead[XLSCSI_MAJOR] = 8; 24.33 + read_ahead[XLSCSI_MAJOR] = NULL; //XXX8; 24.34 24.35 blk_init_queue(BLK_DEFAULT_QUEUE(XLSCSI_MAJOR), do_xlblk_request); 24.36 24.37 @@ -74,13 +81,6 @@ int xlscsi_init(xen_disk_info_t *xdi) 24.38 */ 24.39 blk_queue_headactive(BLK_DEFAULT_QUEUE(XLSCSI_MAJOR), 0); 24.40 24.41 - /* If we don't have any usable SCSI devices we may as well bail now. */ 24.42 - units = 0; 24.43 - for ( i = 0; i < xdi->count; i++ ) 24.44 - if ( IS_SCSI_XENDEV(xdi->disks[i].device) && 24.45 - ((xdi->disks[i].device & XENDEV_IDX_MASK) < 16) ) units++; 24.46 - if ( units == 0 ) return 0; 24.47 - 24.48 /* We may register up to 16 devices in a sparse identifier space. */ 24.49 units = 16; 24.50 24.51 @@ -134,6 +134,8 @@ int xlscsi_init(xen_disk_info_t *xdi) 24.52 24.53 void xlscsi_cleanup(void) 24.54 { 24.55 + if ( xlscsi_gendisk == NULL ) return; 24.56 + 24.57 blk_cleanup_queue(BLK_DEFAULT_QUEUE(XLSCSI_MAJOR)); 24.58 24.59 xlscsi_gendisk = NULL;
25.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_segment.c Fri Mar 14 15:48:09 2003 +0000 25.2 +++ b/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/block/xl_segment.c Fri Mar 14 15:58:24 2003 +0000 25.3 @@ -21,7 +21,7 @@ static int xlseg_blksize_size[XLVIRT_MAX 25.4 static int xlseg_hardsect_size[XLVIRT_MAX]; 25.5 static int xlseg_max_sectors[XLVIRT_MAX]; 25.6 25.7 -struct gendisk *xlsegment_gendisk; 25.8 +struct gendisk *xlsegment_gendisk = NULL; 25.9 25.10 static xen_disk_info_t xlseg_disk_info; 25.11 25.12 @@ -148,6 +148,8 @@ int __init xlseg_init(void) 25.13 25.14 static void __exit xlseg_cleanup(void) 25.15 { 25.16 + if ( xlsegment_gendisk == NULL ) return; 25.17 + 25.18 blk_cleanup_queue(BLK_DEFAULT_QUEUE(XLVIRT_MAJOR)); 25.19 25.20 xlsegment_gendisk = NULL;
26.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/network/network.c Fri Mar 14 15:48:09 2003 +0000 26.2 +++ b/xenolinux-2.4.21-pre4-sparse/arch/xeno/drivers/network/network.c Fri Mar 14 15:58:24 2003 +0000 26.3 @@ -116,8 +116,8 @@ static int network_open(struct net_devic 26.4 26.5 network_alloc_rx_buffers(dev); 26.6 26.7 - error = request_irq(NET_RX_IRQ, network_rx_int, 0, 26.8 - "net-rx", dev); 26.9 + error = request_irq(NET_RX_IRQ, network_rx_int, 26.10 + SA_SAMPLE_RANDOM, "net-rx", dev); 26.11 if ( error ) 26.12 { 26.13 printk(KERN_WARNING "%s: Could not allocate receive interrupt\n", 26.14 @@ -126,8 +126,8 @@ static int network_open(struct net_devic 26.15 goto fail; 26.16 } 26.17 26.18 - error = request_irq(NET_TX_IRQ, network_tx_int, 0, 26.19 - "net-tx", dev); 26.20 + error = request_irq(NET_TX_IRQ, network_tx_int, 26.21 + SA_SAMPLE_RANDOM, "net-tx", dev); 26.22 if ( error ) 26.23 { 26.24 printk(KERN_WARNING "%s: Could not allocate transmit interrupt\n",
27.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/init_task.c Fri Mar 14 15:48:09 2003 +0000 27.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 27.3 @@ -1,33 +0,0 @@ 27.4 -#include <linux/mm.h> 27.5 -#include <linux/sched.h> 27.6 -#include <linux/init.h> 27.7 - 27.8 -#include <asm/uaccess.h> 27.9 -#include <asm/pgtable.h> 27.10 -#include <asm/desc.h> 27.11 - 27.12 -static struct fs_struct init_fs = INIT_FS; 27.13 -static struct files_struct init_files = INIT_FILES; 27.14 -static struct signal_struct init_signals = INIT_SIGNALS; 27.15 -struct mm_struct init_mm = INIT_MM(init_mm); 27.16 - 27.17 -/* 27.18 - * Initial task structure. 27.19 - * 27.20 - * We need to make sure that this is 8192-byte aligned due to the 27.21 - * way process stacks are handled. This is done by having a special 27.22 - * "init_task" linker map entry.. 27.23 - */ 27.24 -union task_union init_task_union 27.25 - __attribute__((__section__(".data.init_task"))) = 27.26 - { INIT_TASK(init_task_union.task) }; 27.27 - 27.28 -/* 27.29 - * per-CPU TSS segments. Threads are completely 'soft' on Linux, 27.30 - * no more per-task TSS's. The TSS size is kept cacheline-aligned 27.31 - * so they are allowed to end up in the .data.cacheline_aligned 27.32 - * section. Since TSS's are completely CPU-local, we want them 27.33 - * on exact cacheline boundaries, to eliminate cacheline ping-pong. 27.34 - */ 27.35 -struct tss_struct init_tss[NR_CPUS] __cacheline_aligned = { [0 ... NR_CPUS-1] = INIT_TSS }; 27.36 -
28.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/ptrace.c Fri Mar 14 15:48:09 2003 +0000 28.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 28.3 @@ -1,454 +0,0 @@ 28.4 -/* ptrace.c */ 28.5 -/* By Ross Biro 1/23/92 */ 28.6 -/* 28.7 - * Pentium III FXSR, SSE support 28.8 - * Gareth Hughes <gareth@valinux.com>, May 2000 28.9 - */ 28.10 - 28.11 -#include <linux/kernel.h> 28.12 -#include <linux/sched.h> 28.13 -#include <linux/mm.h> 28.14 -#include <linux/smp.h> 28.15 -#include <linux/smp_lock.h> 28.16 -#include <linux/errno.h> 28.17 -#include <linux/ptrace.h> 28.18 -#include <linux/user.h> 28.19 - 28.20 -#include <asm/uaccess.h> 28.21 -#include <asm/pgtable.h> 28.22 -#include <asm/system.h> 28.23 -#include <asm/processor.h> 28.24 -#include <asm/i387.h> 28.25 -#include <asm/debugreg.h> 28.26 - 28.27 -/* 28.28 - * does not yet catch signals sent when the child dies. 28.29 - * in exit.c or in signal.c. 28.30 - */ 28.31 - 28.32 -/* determines which flags the user has access to. */ 28.33 -/* 1 = access 0 = no access */ 28.34 -#define FLAG_MASK 0x00044dd5 28.35 - 28.36 -/* set's the trap flag. */ 28.37 -#define TRAP_FLAG 0x100 28.38 - 28.39 -/* 28.40 - * Offset of eflags on child stack.. 28.41 - */ 28.42 -#define EFL_OFFSET ((EFL-2)*4-sizeof(struct pt_regs)) 28.43 - 28.44 -/* 28.45 - * this routine will get a word off of the processes privileged stack. 28.46 - * the offset is how far from the base addr as stored in the TSS. 28.47 - * this routine assumes that all the privileged stacks are in our 28.48 - * data space. 28.49 - */ 28.50 -static inline int get_stack_long(struct task_struct *task, int offset) 28.51 -{ 28.52 - unsigned char *stack; 28.53 - 28.54 - stack = (unsigned char *)task->thread.esp0; 28.55 - stack += offset; 28.56 - return (*((int *)stack)); 28.57 -} 28.58 - 28.59 -/* 28.60 - * this routine will put a word on the processes privileged stack. 28.61 - * the offset is how far from the base addr as stored in the TSS. 28.62 - * this routine assumes that all the privileged stacks are in our 28.63 - * data space. 28.64 - */ 28.65 -static inline int put_stack_long(struct task_struct *task, int offset, 28.66 - unsigned long data) 28.67 -{ 28.68 - unsigned char * stack; 28.69 - 28.70 - stack = (unsigned char *) task->thread.esp0; 28.71 - stack += offset; 28.72 - *(unsigned long *) stack = data; 28.73 - return 0; 28.74 -} 28.75 - 28.76 -static int putreg(struct task_struct *child, 28.77 - unsigned long regno, unsigned long value) 28.78 -{ 28.79 - switch (regno >> 2) { 28.80 - case FS: 28.81 - if (value && (value & 3) != 3) 28.82 - return -EIO; 28.83 - child->thread.fs = value; 28.84 - return 0; 28.85 - case GS: 28.86 - if (value && (value & 3) != 3) 28.87 - return -EIO; 28.88 - child->thread.gs = value; 28.89 - return 0; 28.90 - case DS: 28.91 - case ES: 28.92 - if (value && (value & 3) != 3) 28.93 - return -EIO; 28.94 - value &= 0xffff; 28.95 - break; 28.96 - case SS: 28.97 - case CS: 28.98 - if ((value & 3) != 3) 28.99 - return -EIO; 28.100 - value &= 0xffff; 28.101 - break; 28.102 - case EFL: 28.103 - value &= FLAG_MASK; 28.104 - value |= get_stack_long(child, EFL_OFFSET) & ~FLAG_MASK; 28.105 - break; 28.106 - } 28.107 - if (regno > GS*4) 28.108 - regno -= 2*4; 28.109 - put_stack_long(child, regno - sizeof(struct pt_regs), value); 28.110 - return 0; 28.111 -} 28.112 - 28.113 -static unsigned long getreg(struct task_struct *child, 28.114 - unsigned long regno) 28.115 -{ 28.116 - unsigned long retval = ~0UL; 28.117 - 28.118 - switch (regno >> 2) { 28.119 - case FS: 28.120 - retval = child->thread.fs; 28.121 - break; 28.122 - case GS: 28.123 - retval = child->thread.gs; 28.124 - break; 28.125 - case DS: 28.126 - case ES: 28.127 - case SS: 28.128 - case CS: 28.129 - retval = 0xffff; 28.130 - /* fall through */ 28.131 - default: 28.132 - if (regno > GS*4) 28.133 - regno -= 2*4; 28.134 - regno = regno - sizeof(struct pt_regs); 28.135 - retval &= get_stack_long(child, regno); 28.136 - } 28.137 - return retval; 28.138 -} 28.139 - 28.140 -/* 28.141 - * Called by kernel/ptrace.c when detaching.. 28.142 - * 28.143 - * Make sure the single step bit is not set. 28.144 - */ 28.145 -void ptrace_disable(struct task_struct *child) 28.146 -{ 28.147 - long tmp; 28.148 - 28.149 - tmp = get_stack_long(child, EFL_OFFSET) & ~TRAP_FLAG; 28.150 - put_stack_long(child, EFL_OFFSET, tmp); 28.151 -} 28.152 - 28.153 -asmlinkage int sys_ptrace(long request, long pid, long addr, long data) 28.154 -{ 28.155 - struct task_struct *child; 28.156 - struct user * dummy = NULL; 28.157 - int i, ret; 28.158 - 28.159 - lock_kernel(); 28.160 - ret = -EPERM; 28.161 - if (request == PTRACE_TRACEME) { 28.162 - /* are we already being traced? */ 28.163 - if (current->ptrace & PT_PTRACED) 28.164 - goto out; 28.165 - /* set the ptrace bit in the process flags. */ 28.166 - current->ptrace |= PT_PTRACED; 28.167 - ret = 0; 28.168 - goto out; 28.169 - } 28.170 - ret = -ESRCH; 28.171 - read_lock(&tasklist_lock); 28.172 - child = find_task_by_pid(pid); 28.173 - if (child) 28.174 - get_task_struct(child); 28.175 - read_unlock(&tasklist_lock); 28.176 - if (!child) 28.177 - goto out; 28.178 - 28.179 - ret = -EPERM; 28.180 - if (pid == 1) /* you may not mess with init */ 28.181 - goto out_tsk; 28.182 - 28.183 - if (request == PTRACE_ATTACH) { 28.184 - ret = ptrace_attach(child); 28.185 - goto out_tsk; 28.186 - } 28.187 - 28.188 - ret = ptrace_check_attach(child, request == PTRACE_KILL); 28.189 - if (ret < 0) 28.190 - goto out_tsk; 28.191 - 28.192 - switch (request) { 28.193 - /* when I and D space are separate, these will need to be fixed. */ 28.194 - case PTRACE_PEEKTEXT: /* read word at location addr. */ 28.195 - case PTRACE_PEEKDATA: { 28.196 - unsigned long tmp; 28.197 - int copied; 28.198 - 28.199 - copied = access_process_vm(child, addr, &tmp, sizeof(tmp), 0); 28.200 - ret = -EIO; 28.201 - if (copied != sizeof(tmp)) 28.202 - break; 28.203 - ret = put_user(tmp,(unsigned long *) data); 28.204 - break; 28.205 - } 28.206 - 28.207 - /* read the word at location addr in the USER area. */ 28.208 - case PTRACE_PEEKUSR: { 28.209 - unsigned long tmp; 28.210 - 28.211 - ret = -EIO; 28.212 - if ((addr & 3) || addr < 0 || 28.213 - addr > sizeof(struct user) - 3) 28.214 - break; 28.215 - 28.216 - tmp = 0; /* Default return condition */ 28.217 - if(addr < FRAME_SIZE*sizeof(long)) 28.218 - tmp = getreg(child, addr); 28.219 - if(addr >= (long) &dummy->u_debugreg[0] && 28.220 - addr <= (long) &dummy->u_debugreg[7]){ 28.221 - addr -= (long) &dummy->u_debugreg[0]; 28.222 - addr = addr >> 2; 28.223 - tmp = child->thread.debugreg[addr]; 28.224 - } 28.225 - ret = put_user(tmp,(unsigned long *) data); 28.226 - break; 28.227 - } 28.228 - 28.229 - /* when I and D space are separate, this will have to be fixed. */ 28.230 - case PTRACE_POKETEXT: /* write the word at location addr. */ 28.231 - case PTRACE_POKEDATA: 28.232 - ret = 0; 28.233 - if (access_process_vm(child, addr, &data, sizeof(data), 1) == sizeof(data)) 28.234 - break; 28.235 - ret = -EIO; 28.236 - break; 28.237 - 28.238 - case PTRACE_POKEUSR: /* write the word at location addr in the USER area */ 28.239 - ret = -EIO; 28.240 - if ((addr & 3) || addr < 0 || 28.241 - addr > sizeof(struct user) - 3) 28.242 - break; 28.243 - 28.244 - if (addr < FRAME_SIZE*sizeof(long)) { 28.245 - ret = putreg(child, addr, data); 28.246 - break; 28.247 - } 28.248 - /* We need to be very careful here. We implicitly 28.249 - want to modify a portion of the task_struct, and we 28.250 - have to be selective about what portions we allow someone 28.251 - to modify. */ 28.252 - 28.253 - ret = -EIO; 28.254 - if(addr >= (long) &dummy->u_debugreg[0] && 28.255 - addr <= (long) &dummy->u_debugreg[7]){ 28.256 - 28.257 - if(addr == (long) &dummy->u_debugreg[4]) break; 28.258 - if(addr == (long) &dummy->u_debugreg[5]) break; 28.259 - if(addr < (long) &dummy->u_debugreg[4] && 28.260 - ((unsigned long) data) >= TASK_SIZE-3) break; 28.261 - 28.262 - if(addr == (long) &dummy->u_debugreg[7]) { 28.263 - data &= ~DR_CONTROL_RESERVED; 28.264 - for(i=0; i<4; i++) 28.265 - if ((0x5f54 >> ((data >> (16 + 4*i)) & 0xf)) & 1) 28.266 - goto out_tsk; 28.267 - } 28.268 - 28.269 - addr -= (long) &dummy->u_debugreg; 28.270 - addr = addr >> 2; 28.271 - child->thread.debugreg[addr] = data; 28.272 - ret = 0; 28.273 - } 28.274 - break; 28.275 - 28.276 - case PTRACE_SYSCALL: /* continue and stop at next (return from) syscall */ 28.277 - case PTRACE_CONT: { /* restart after signal. */ 28.278 - long tmp; 28.279 - 28.280 - ret = -EIO; 28.281 - if ((unsigned long) data > _NSIG) 28.282 - break; 28.283 - if (request == PTRACE_SYSCALL) 28.284 - child->ptrace |= PT_TRACESYS; 28.285 - else 28.286 - child->ptrace &= ~PT_TRACESYS; 28.287 - child->exit_code = data; 28.288 - /* make sure the single step bit is not set. */ 28.289 - tmp = get_stack_long(child, EFL_OFFSET) & ~TRAP_FLAG; 28.290 - put_stack_long(child, EFL_OFFSET,tmp); 28.291 - wake_up_process(child); 28.292 - ret = 0; 28.293 - break; 28.294 - } 28.295 - 28.296 -/* 28.297 - * make the child exit. Best I can do is send it a sigkill. 28.298 - * perhaps it should be put in the status that it wants to 28.299 - * exit. 28.300 - */ 28.301 - case PTRACE_KILL: { 28.302 - long tmp; 28.303 - 28.304 - ret = 0; 28.305 - if (child->state == TASK_ZOMBIE) /* already dead */ 28.306 - break; 28.307 - child->exit_code = SIGKILL; 28.308 - /* make sure the single step bit is not set. */ 28.309 - tmp = get_stack_long(child, EFL_OFFSET) & ~TRAP_FLAG; 28.310 - put_stack_long(child, EFL_OFFSET, tmp); 28.311 - wake_up_process(child); 28.312 - break; 28.313 - } 28.314 - 28.315 - case PTRACE_SINGLESTEP: { /* set the trap flag. */ 28.316 - long tmp; 28.317 - 28.318 - ret = -EIO; 28.319 - if ((unsigned long) data > _NSIG) 28.320 - break; 28.321 - child->ptrace &= ~PT_TRACESYS; 28.322 - if ((child->ptrace & PT_DTRACE) == 0) { 28.323 - /* Spurious delayed TF traps may occur */ 28.324 - child->ptrace |= PT_DTRACE; 28.325 - } 28.326 - tmp = get_stack_long(child, EFL_OFFSET) | TRAP_FLAG; 28.327 - put_stack_long(child, EFL_OFFSET, tmp); 28.328 - child->exit_code = data; 28.329 - /* give it a chance to run. */ 28.330 - wake_up_process(child); 28.331 - ret = 0; 28.332 - break; 28.333 - } 28.334 - 28.335 - case PTRACE_DETACH: 28.336 - /* detach a process that was attached. */ 28.337 - ret = ptrace_detach(child, data); 28.338 - break; 28.339 - 28.340 - case PTRACE_GETREGS: { /* Get all gp regs from the child. */ 28.341 - if (!access_ok(VERIFY_WRITE, (unsigned *)data, FRAME_SIZE*sizeof(long))) { 28.342 - ret = -EIO; 28.343 - break; 28.344 - } 28.345 - for ( i = 0; i < FRAME_SIZE*sizeof(long); i += sizeof(long) ) { 28.346 - __put_user(getreg(child, i),(unsigned long *) data); 28.347 - data += sizeof(long); 28.348 - } 28.349 - ret = 0; 28.350 - break; 28.351 - } 28.352 - 28.353 - case PTRACE_SETREGS: { /* Set all gp regs in the child. */ 28.354 - unsigned long tmp; 28.355 - if (!access_ok(VERIFY_READ, (unsigned *)data, FRAME_SIZE*sizeof(long))) { 28.356 - ret = -EIO; 28.357 - break; 28.358 - } 28.359 - for ( i = 0; i < FRAME_SIZE*sizeof(long); i += sizeof(long) ) { 28.360 - __get_user(tmp, (unsigned long *) data); 28.361 - putreg(child, i, tmp); 28.362 - data += sizeof(long); 28.363 - } 28.364 - ret = 0; 28.365 - break; 28.366 - } 28.367 - 28.368 - case PTRACE_GETFPREGS: { /* Get the child FPU state. */ 28.369 - if (!access_ok(VERIFY_WRITE, (unsigned *)data, 28.370 - sizeof(struct user_i387_struct))) { 28.371 - ret = -EIO; 28.372 - break; 28.373 - } 28.374 - ret = 0; 28.375 - if ( !child->used_math ) 28.376 - load_empty_fpu(child); 28.377 - get_fpregs((struct user_i387_struct *)data, child); 28.378 - break; 28.379 - } 28.380 - 28.381 - case PTRACE_SETFPREGS: { /* Set the child FPU state. */ 28.382 - if (!access_ok(VERIFY_READ, (unsigned *)data, 28.383 - sizeof(struct user_i387_struct))) { 28.384 - ret = -EIO; 28.385 - break; 28.386 - } 28.387 - child->used_math = 1; 28.388 - set_fpregs(child, (struct user_i387_struct *)data); 28.389 - ret = 0; 28.390 - break; 28.391 - } 28.392 - 28.393 - case PTRACE_GETFPXREGS: { /* Get the child extended FPU state. */ 28.394 - if (!access_ok(VERIFY_WRITE, (unsigned *)data, 28.395 - sizeof(struct user_fxsr_struct))) { 28.396 - ret = -EIO; 28.397 - break; 28.398 - } 28.399 - if ( !child->used_math ) 28.400 - load_empty_fpu(child); 28.401 - ret = get_fpxregs((struct user_fxsr_struct *)data, child); 28.402 - break; 28.403 - } 28.404 - 28.405 - case PTRACE_SETFPXREGS: { /* Set the child extended FPU state. */ 28.406 - if (!access_ok(VERIFY_READ, (unsigned *)data, 28.407 - sizeof(struct user_fxsr_struct))) { 28.408 - ret = -EIO; 28.409 - break; 28.410 - } 28.411 - child->used_math = 1; 28.412 - ret = set_fpxregs(child, (struct user_fxsr_struct *)data); 28.413 - break; 28.414 - } 28.415 - 28.416 - case PTRACE_SETOPTIONS: { 28.417 - if (data & PTRACE_O_TRACESYSGOOD) 28.418 - child->ptrace |= PT_TRACESYSGOOD; 28.419 - else 28.420 - child->ptrace &= ~PT_TRACESYSGOOD; 28.421 - ret = 0; 28.422 - break; 28.423 - } 28.424 - 28.425 - default: 28.426 - ret = -EIO; 28.427 - break; 28.428 - } 28.429 -out_tsk: 28.430 - free_task_struct(child); 28.431 -out: 28.432 - unlock_kernel(); 28.433 - return ret; 28.434 -} 28.435 - 28.436 -asmlinkage void syscall_trace(void) 28.437 -{ 28.438 - if ((current->ptrace & (PT_PTRACED|PT_TRACESYS)) != 28.439 - (PT_PTRACED|PT_TRACESYS)) 28.440 - return; 28.441 - /* the 0x80 provides a way for the tracing parent to distinguish 28.442 - between a syscall stop and SIGTRAP delivery */ 28.443 - current->exit_code = SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) 28.444 - ? 0x80 : 0); 28.445 - current->state = TASK_STOPPED; 28.446 - notify_parent(current, SIGCHLD); 28.447 - schedule(); 28.448 - /* 28.449 - * this isn't the same as continuing with a signal, but it will do 28.450 - * for normal use. strace only continues with a signal if the 28.451 - * stopping signal is not SIGTRAP. -brl 28.452 - */ 28.453 - if (current->exit_code) { 28.454 - send_sig(current->exit_code, current, 1); 28.455 - current->exit_code = 0; 28.456 - } 28.457 -}
29.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/semaphore.c Fri Mar 14 15:48:09 2003 +0000 29.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 29.3 @@ -1,291 +0,0 @@ 29.4 -/* 29.5 - * i386 semaphore implementation. 29.6 - * 29.7 - * (C) Copyright 1999 Linus Torvalds 29.8 - * 29.9 - * Portions Copyright 1999 Red Hat, Inc. 29.10 - * 29.11 - * This program is free software; you can redistribute it and/or 29.12 - * modify it under the terms of the GNU General Public License 29.13 - * as published by the Free Software Foundation; either version 29.14 - * 2 of the License, or (at your option) any later version. 29.15 - * 29.16 - * rw semaphores implemented November 1999 by Benjamin LaHaise <bcrl@redhat.com> 29.17 - */ 29.18 -#include <linux/config.h> 29.19 -#include <linux/sched.h> 29.20 -#include <asm/semaphore.h> 29.21 - 29.22 -/* 29.23 - * Semaphores are implemented using a two-way counter: 29.24 - * The "count" variable is decremented for each process 29.25 - * that tries to acquire the semaphore, while the "sleeping" 29.26 - * variable is a count of such acquires. 29.27 - * 29.28 - * Notably, the inline "up()" and "down()" functions can 29.29 - * efficiently test if they need to do any extra work (up 29.30 - * needs to do something only if count was negative before 29.31 - * the increment operation. 29.32 - * 29.33 - * "sleeping" and the contention routine ordering is 29.34 - * protected by the semaphore spinlock. 29.35 - * 29.36 - * Note that these functions are only called when there is 29.37 - * contention on the lock, and as such all this is the 29.38 - * "non-critical" part of the whole semaphore business. The 29.39 - * critical part is the inline stuff in <asm/semaphore.h> 29.40 - * where we want to avoid any extra jumps and calls. 29.41 - */ 29.42 - 29.43 -/* 29.44 - * Logic: 29.45 - * - only on a boundary condition do we need to care. When we go 29.46 - * from a negative count to a non-negative, we wake people up. 29.47 - * - when we go from a non-negative count to a negative do we 29.48 - * (a) synchronize with the "sleeper" count and (b) make sure 29.49 - * that we're on the wakeup list before we synchronize so that 29.50 - * we cannot lose wakeup events. 29.51 - */ 29.52 - 29.53 -void __up(struct semaphore *sem) 29.54 -{ 29.55 - wake_up(&sem->wait); 29.56 -} 29.57 - 29.58 -static spinlock_t semaphore_lock = SPIN_LOCK_UNLOCKED; 29.59 - 29.60 -void __down(struct semaphore * sem) 29.61 -{ 29.62 - struct task_struct *tsk = current; 29.63 - DECLARE_WAITQUEUE(wait, tsk); 29.64 - tsk->state = TASK_UNINTERRUPTIBLE; 29.65 - add_wait_queue_exclusive(&sem->wait, &wait); 29.66 - 29.67 - spin_lock_irq(&semaphore_lock); 29.68 - sem->sleepers++; 29.69 - for (;;) { 29.70 - int sleepers = sem->sleepers; 29.71 - 29.72 - /* 29.73 - * Add "everybody else" into it. They aren't 29.74 - * playing, because we own the spinlock. 29.75 - */ 29.76 - if (!atomic_add_negative(sleepers - 1, &sem->count)) { 29.77 - sem->sleepers = 0; 29.78 - break; 29.79 - } 29.80 - sem->sleepers = 1; /* us - see -1 above */ 29.81 - spin_unlock_irq(&semaphore_lock); 29.82 - 29.83 - schedule(); 29.84 - tsk->state = TASK_UNINTERRUPTIBLE; 29.85 - spin_lock_irq(&semaphore_lock); 29.86 - } 29.87 - spin_unlock_irq(&semaphore_lock); 29.88 - remove_wait_queue(&sem->wait, &wait); 29.89 - tsk->state = TASK_RUNNING; 29.90 - wake_up(&sem->wait); 29.91 -} 29.92 - 29.93 -int __down_interruptible(struct semaphore * sem) 29.94 -{ 29.95 - int retval = 0; 29.96 - struct task_struct *tsk = current; 29.97 - DECLARE_WAITQUEUE(wait, tsk); 29.98 - tsk->state = TASK_INTERRUPTIBLE; 29.99 - add_wait_queue_exclusive(&sem->wait, &wait); 29.100 - 29.101 - spin_lock_irq(&semaphore_lock); 29.102 - sem->sleepers ++; 29.103 - for (;;) { 29.104 - int sleepers = sem->sleepers; 29.105 - 29.106 - /* 29.107 - * With signals pending, this turns into 29.108 - * the trylock failure case - we won't be 29.109 - * sleeping, and we* can't get the lock as 29.110 - * it has contention. Just correct the count 29.111 - * and exit. 29.112 - */ 29.113 - if (signal_pending(current)) { 29.114 - retval = -EINTR; 29.115 - sem->sleepers = 0; 29.116 - atomic_add(sleepers, &sem->count); 29.117 - break; 29.118 - } 29.119 - 29.120 - /* 29.121 - * Add "everybody else" into it. They aren't 29.122 - * playing, because we own the spinlock. The 29.123 - * "-1" is because we're still hoping to get 29.124 - * the lock. 29.125 - */ 29.126 - if (!atomic_add_negative(sleepers - 1, &sem->count)) { 29.127 - sem->sleepers = 0; 29.128 - break; 29.129 - } 29.130 - sem->sleepers = 1; /* us - see -1 above */ 29.131 - spin_unlock_irq(&semaphore_lock); 29.132 - 29.133 - schedule(); 29.134 - tsk->state = TASK_INTERRUPTIBLE; 29.135 - spin_lock_irq(&semaphore_lock); 29.136 - } 29.137 - spin_unlock_irq(&semaphore_lock); 29.138 - tsk->state = TASK_RUNNING; 29.139 - remove_wait_queue(&sem->wait, &wait); 29.140 - wake_up(&sem->wait); 29.141 - return retval; 29.142 -} 29.143 - 29.144 -/* 29.145 - * Trylock failed - make sure we correct for 29.146 - * having decremented the count. 29.147 - * 29.148 - * We could have done the trylock with a 29.149 - * single "cmpxchg" without failure cases, 29.150 - * but then it wouldn't work on a 386. 29.151 - */ 29.152 -int __down_trylock(struct semaphore * sem) 29.153 -{ 29.154 - int sleepers; 29.155 - unsigned long flags; 29.156 - 29.157 - spin_lock_irqsave(&semaphore_lock, flags); 29.158 - sleepers = sem->sleepers + 1; 29.159 - sem->sleepers = 0; 29.160 - 29.161 - /* 29.162 - * Add "everybody else" and us into it. They aren't 29.163 - * playing, because we own the spinlock. 29.164 - */ 29.165 - if (!atomic_add_negative(sleepers, &sem->count)) 29.166 - wake_up(&sem->wait); 29.167 - 29.168 - spin_unlock_irqrestore(&semaphore_lock, flags); 29.169 - return 1; 29.170 -} 29.171 - 29.172 - 29.173 -/* 29.174 - * The semaphore operations have a special calling sequence that 29.175 - * allow us to do a simpler in-line version of them. These routines 29.176 - * need to convert that sequence back into the C sequence when 29.177 - * there is contention on the semaphore. 29.178 - * 29.179 - * %ecx contains the semaphore pointer on entry. Save the C-clobbered 29.180 - * registers (%eax, %edx and %ecx) except %eax when used as a return 29.181 - * value.. 29.182 - */ 29.183 -asm( 29.184 -".text\n" 29.185 -".align 4\n" 29.186 -".globl __down_failed\n" 29.187 -"__down_failed:\n\t" 29.188 -#if defined(CONFIG_FRAME_POINTER) 29.189 - "pushl %ebp\n\t" 29.190 - "movl %esp,%ebp\n\t" 29.191 -#endif 29.192 - "pushl %eax\n\t" 29.193 - "pushl %edx\n\t" 29.194 - "pushl %ecx\n\t" 29.195 - "call __down\n\t" 29.196 - "popl %ecx\n\t" 29.197 - "popl %edx\n\t" 29.198 - "popl %eax\n\t" 29.199 -#if defined(CONFIG_FRAME_POINTER) 29.200 - "movl %ebp,%esp\n\t" 29.201 - "popl %ebp\n\t" 29.202 -#endif 29.203 - "ret" 29.204 -); 29.205 - 29.206 -asm( 29.207 -".text\n" 29.208 -".align 4\n" 29.209 -".globl __down_failed_interruptible\n" 29.210 -"__down_failed_interruptible:\n\t" 29.211 -#if defined(CONFIG_FRAME_POINTER) 29.212 - "pushl %ebp\n\t" 29.213 - "movl %esp,%ebp\n\t" 29.214 -#endif 29.215 - "pushl %edx\n\t" 29.216 - "pushl %ecx\n\t" 29.217 - "call __down_interruptible\n\t" 29.218 - "popl %ecx\n\t" 29.219 - "popl %edx\n\t" 29.220 -#if defined(CONFIG_FRAME_POINTER) 29.221 - "movl %ebp,%esp\n\t" 29.222 - "popl %ebp\n\t" 29.223 -#endif 29.224 - "ret" 29.225 -); 29.226 - 29.227 -asm( 29.228 -".text\n" 29.229 -".align 4\n" 29.230 -".globl __down_failed_trylock\n" 29.231 -"__down_failed_trylock:\n\t" 29.232 -#if defined(CONFIG_FRAME_POINTER) 29.233 - "pushl %ebp\n\t" 29.234 - "movl %esp,%ebp\n\t" 29.235 -#endif 29.236 - "pushl %edx\n\t" 29.237 - "pushl %ecx\n\t" 29.238 - "call __down_trylock\n\t" 29.239 - "popl %ecx\n\t" 29.240 - "popl %edx\n\t" 29.241 -#if defined(CONFIG_FRAME_POINTER) 29.242 - "movl %ebp,%esp\n\t" 29.243 - "popl %ebp\n\t" 29.244 -#endif 29.245 - "ret" 29.246 -); 29.247 - 29.248 -asm( 29.249 -".text\n" 29.250 -".align 4\n" 29.251 -".globl __up_wakeup\n" 29.252 -"__up_wakeup:\n\t" 29.253 - "pushl %eax\n\t" 29.254 - "pushl %edx\n\t" 29.255 - "pushl %ecx\n\t" 29.256 - "call __up\n\t" 29.257 - "popl %ecx\n\t" 29.258 - "popl %edx\n\t" 29.259 - "popl %eax\n\t" 29.260 - "ret" 29.261 -); 29.262 - 29.263 -/* 29.264 - * rw spinlock fallbacks 29.265 - */ 29.266 -#if defined(CONFIG_SMP) 29.267 -asm( 29.268 -".text\n" 29.269 -".align 4\n" 29.270 -".globl __write_lock_failed\n" 29.271 -"__write_lock_failed:\n\t" 29.272 - LOCK "addl $" RW_LOCK_BIAS_STR ",(%eax)\n" 29.273 -"1: rep; nop\n\t" 29.274 - "cmpl $" RW_LOCK_BIAS_STR ",(%eax)\n\t" 29.275 - "jne 1b\n\t" 29.276 - LOCK "subl $" RW_LOCK_BIAS_STR ",(%eax)\n\t" 29.277 - "jnz __write_lock_failed\n\t" 29.278 - "ret" 29.279 -); 29.280 - 29.281 -asm( 29.282 -".text\n" 29.283 -".align 4\n" 29.284 -".globl __read_lock_failed\n" 29.285 -"__read_lock_failed:\n\t" 29.286 - LOCK "incl (%eax)\n" 29.287 -"1: rep; nop\n\t" 29.288 - "cmpl $1,(%eax)\n\t" 29.289 - "js 1b\n\t" 29.290 - LOCK "decl (%eax)\n\t" 29.291 - "js __read_lock_failed\n\t" 29.292 - "ret" 29.293 -); 29.294 -#endif
30.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/kernel/sys_i386.c Fri Mar 14 15:48:09 2003 +0000 30.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 30.3 @@ -1,256 +0,0 @@ 30.4 -/* 30.5 - * linux/arch/i386/kernel/sys_i386.c 30.6 - * 30.7 - * This file contains various random system calls that 30.8 - * have a non-standard calling sequence on the Linux/i386 30.9 - * platform. 30.10 - */ 30.11 - 30.12 -#include <linux/errno.h> 30.13 -#include <linux/sched.h> 30.14 -#include <linux/mm.h> 30.15 -#include <linux/smp.h> 30.16 -#include <linux/smp_lock.h> 30.17 -#include <linux/sem.h> 30.18 -#include <linux/msg.h> 30.19 -#include <linux/shm.h> 30.20 -#include <linux/stat.h> 30.21 -#include <linux/mman.h> 30.22 -#include <linux/file.h> 30.23 -#include <linux/utsname.h> 30.24 - 30.25 -#include <asm/uaccess.h> 30.26 -#include <asm/ipc.h> 30.27 - 30.28 -/* 30.29 - * sys_pipe() is the normal C calling standard for creating 30.30 - * a pipe. It's not the way Unix traditionally does this, though. 30.31 - */ 30.32 -asmlinkage int sys_pipe(unsigned long * fildes) 30.33 -{ 30.34 - int fd[2]; 30.35 - int error; 30.36 - 30.37 - error = do_pipe(fd); 30.38 - if (!error) { 30.39 - if (copy_to_user(fildes, fd, 2*sizeof(int))) 30.40 - error = -EFAULT; 30.41 - } 30.42 - return error; 30.43 -} 30.44 - 30.45 -/* common code for old and new mmaps */ 30.46 -static inline long do_mmap2( 30.47 - unsigned long addr, unsigned long len, 30.48 - unsigned long prot, unsigned long flags, 30.49 - unsigned long fd, unsigned long pgoff) 30.50 -{ 30.51 - int error = -EBADF; 30.52 - struct file * file = NULL; 30.53 - 30.54 - flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE); 30.55 - if (!(flags & MAP_ANONYMOUS)) { 30.56 - file = fget(fd); 30.57 - if (!file) 30.58 - goto out; 30.59 - } 30.60 - 30.61 - down_write(¤t->mm->mmap_sem); 30.62 - error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff); 30.63 - up_write(¤t->mm->mmap_sem); 30.64 - 30.65 - if (file) 30.66 - fput(file); 30.67 -out: 30.68 - return error; 30.69 -} 30.70 - 30.71 -asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, 30.72 - unsigned long prot, unsigned long flags, 30.73 - unsigned long fd, unsigned long pgoff) 30.74 -{ 30.75 - return do_mmap2(addr, len, prot, flags, fd, pgoff); 30.76 -} 30.77 - 30.78 -/* 30.79 - * Perform the select(nd, in, out, ex, tv) and mmap() system 30.80 - * calls. Linux/i386 didn't use to be able to handle more than 30.81 - * 4 system call parameters, so these system calls used a memory 30.82 - * block for parameter passing.. 30.83 - */ 30.84 - 30.85 -struct mmap_arg_struct { 30.86 - unsigned long addr; 30.87 - unsigned long len; 30.88 - unsigned long prot; 30.89 - unsigned long flags; 30.90 - unsigned long fd; 30.91 - unsigned long offset; 30.92 -}; 30.93 - 30.94 -asmlinkage int old_mmap(struct mmap_arg_struct *arg) 30.95 -{ 30.96 - struct mmap_arg_struct a; 30.97 - int err = -EFAULT; 30.98 - 30.99 - if (copy_from_user(&a, arg, sizeof(a))) 30.100 - goto out; 30.101 - 30.102 - err = -EINVAL; 30.103 - if (a.offset & ~PAGE_MASK) 30.104 - goto out; 30.105 - 30.106 - err = do_mmap2(a.addr, a.len, a.prot, a.flags, a.fd, a.offset >> PAGE_SHIFT); 30.107 -out: 30.108 - return err; 30.109 -} 30.110 - 30.111 - 30.112 -extern asmlinkage int sys_select(int, fd_set *, fd_set *, fd_set *, struct timeval *); 30.113 - 30.114 -struct sel_arg_struct { 30.115 - unsigned long n; 30.116 - fd_set *inp, *outp, *exp; 30.117 - struct timeval *tvp; 30.118 -}; 30.119 - 30.120 -asmlinkage int old_select(struct sel_arg_struct *arg) 30.121 -{ 30.122 - struct sel_arg_struct a; 30.123 - 30.124 - if (copy_from_user(&a, arg, sizeof(a))) 30.125 - return -EFAULT; 30.126 - /* sys_select() does the appropriate kernel locking */ 30.127 - return sys_select(a.n, a.inp, a.outp, a.exp, a.tvp); 30.128 -} 30.129 - 30.130 -/* 30.131 - * sys_ipc() is the de-multiplexer for the SysV IPC calls.. 30.132 - * 30.133 - * This is really horribly ugly. 30.134 - */ 30.135 -asmlinkage int sys_ipc (uint call, int first, int second, 30.136 - int third, void *ptr, long fifth) 30.137 -{ 30.138 - int version, ret; 30.139 - 30.140 - version = call >> 16; /* hack for backward compatibility */ 30.141 - call &= 0xffff; 30.142 - 30.143 - switch (call) { 30.144 - case SEMOP: 30.145 - return sys_semop (first, (struct sembuf *)ptr, second); 30.146 - case SEMGET: 30.147 - return sys_semget (first, second, third); 30.148 - case SEMCTL: { 30.149 - union semun fourth; 30.150 - if (!ptr) 30.151 - return -EINVAL; 30.152 - if (get_user(fourth.__pad, (void **) ptr)) 30.153 - return -EFAULT; 30.154 - return sys_semctl (first, second, third, fourth); 30.155 - } 30.156 - 30.157 - case MSGSND: 30.158 - return sys_msgsnd (first, (struct msgbuf *) ptr, 30.159 - second, third); 30.160 - case MSGRCV: 30.161 - switch (version) { 30.162 - case 0: { 30.163 - struct ipc_kludge tmp; 30.164 - if (!ptr) 30.165 - return -EINVAL; 30.166 - 30.167 - if (copy_from_user(&tmp, 30.168 - (struct ipc_kludge *) ptr, 30.169 - sizeof (tmp))) 30.170 - return -EFAULT; 30.171 - return sys_msgrcv (first, tmp.msgp, second, 30.172 - tmp.msgtyp, third); 30.173 - } 30.174 - default: 30.175 - return sys_msgrcv (first, 30.176 - (struct msgbuf *) ptr, 30.177 - second, fifth, third); 30.178 - } 30.179 - case MSGGET: 30.180 - return sys_msgget ((key_t) first, second); 30.181 - case MSGCTL: 30.182 - return sys_msgctl (first, second, (struct msqid_ds *) ptr); 30.183 - 30.184 - case SHMAT: 30.185 - switch (version) { 30.186 - default: { 30.187 - ulong raddr; 30.188 - ret = sys_shmat (first, (char *) ptr, second, &raddr); 30.189 - if (ret) 30.190 - return ret; 30.191 - return put_user (raddr, (ulong *) third); 30.192 - } 30.193 - case 1: /* iBCS2 emulator entry point */ 30.194 - if (!segment_eq(get_fs(), get_ds())) 30.195 - return -EINVAL; 30.196 - return sys_shmat (first, (char *) ptr, second, (ulong *) third); 30.197 - } 30.198 - case SHMDT: 30.199 - return sys_shmdt ((char *)ptr); 30.200 - case SHMGET: 30.201 - return sys_shmget (first, second, third); 30.202 - case SHMCTL: 30.203 - return sys_shmctl (first, second, 30.204 - (struct shmid_ds *) ptr); 30.205 - default: 30.206 - return -EINVAL; 30.207 - } 30.208 -} 30.209 - 30.210 -/* 30.211 - * Old cruft 30.212 - */ 30.213 -asmlinkage int sys_uname(struct old_utsname * name) 30.214 -{ 30.215 - int err; 30.216 - if (!name) 30.217 - return -EFAULT; 30.218 - down_read(&uts_sem); 30.219 - err=copy_to_user(name, &system_utsname, sizeof (*name)); 30.220 - up_read(&uts_sem); 30.221 - return err?-EFAULT:0; 30.222 -} 30.223 - 30.224 -asmlinkage int sys_olduname(struct oldold_utsname * name) 30.225 -{ 30.226 - int error; 30.227 - 30.228 - if (!name) 30.229 - return -EFAULT; 30.230 - if (!access_ok(VERIFY_WRITE,name,sizeof(struct oldold_utsname))) 30.231 - return -EFAULT; 30.232 - 30.233 - down_read(&uts_sem); 30.234 - 30.235 - error = __copy_to_user(&name->sysname,&system_utsname.sysname,__OLD_UTS_LEN); 30.236 - error |= __put_user(0,name->sysname+__OLD_UTS_LEN); 30.237 - error |= __copy_to_user(&name->nodename,&system_utsname.nodename,__OLD_UTS_LEN); 30.238 - error |= __put_user(0,name->nodename+__OLD_UTS_LEN); 30.239 - error |= __copy_to_user(&name->release,&system_utsname.release,__OLD_UTS_LEN); 30.240 - error |= __put_user(0,name->release+__OLD_UTS_LEN); 30.241 - error |= __copy_to_user(&name->version,&system_utsname.version,__OLD_UTS_LEN); 30.242 - error |= __put_user(0,name->version+__OLD_UTS_LEN); 30.243 - error |= __copy_to_user(&name->machine,&system_utsname.machine,__OLD_UTS_LEN); 30.244 - error |= __put_user(0,name->machine+__OLD_UTS_LEN); 30.245 - 30.246 - up_read(&uts_sem); 30.247 - 30.248 - error = error ? -EFAULT : 0; 30.249 - 30.250 - return error; 30.251 -} 30.252 - 30.253 -asmlinkage int sys_pause(void) 30.254 -{ 30.255 - current->state = TASK_INTERRUPTIBLE; 30.256 - schedule(); 30.257 - return -ERESTARTNOHAND; 30.258 -} 30.259 -
31.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/checksum.S Fri Mar 14 15:48:09 2003 +0000 31.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 31.3 @@ -1,496 +0,0 @@ 31.4 -/* 31.5 - * INET An implementation of the TCP/IP protocol suite for the LINUX 31.6 - * operating system. INET is implemented using the BSD Socket 31.7 - * interface as the means of communication with the user level. 31.8 - * 31.9 - * IP/TCP/UDP checksumming routines 31.10 - * 31.11 - * Authors: Jorge Cwik, <jorge@laser.satlink.net> 31.12 - * Arnt Gulbrandsen, <agulbra@nvg.unit.no> 31.13 - * Tom May, <ftom@netcom.com> 31.14 - * Pentium Pro/II routines: 31.15 - * Alexander Kjeldaas <astor@guardian.no> 31.16 - * Finn Arne Gangstad <finnag@guardian.no> 31.17 - * Lots of code moved from tcp.c and ip.c; see those files 31.18 - * for more names. 31.19 - * 31.20 - * Changes: Ingo Molnar, converted csum_partial_copy() to 2.1 exception 31.21 - * handling. 31.22 - * Andi Kleen, add zeroing on error 31.23 - * converted to pure assembler 31.24 - * 31.25 - * This program is free software; you can redistribute it and/or 31.26 - * modify it under the terms of the GNU General Public License 31.27 - * as published by the Free Software Foundation; either version 31.28 - * 2 of the License, or (at your option) any later version. 31.29 - */ 31.30 - 31.31 -#include <linux/config.h> 31.32 -#include <asm/errno.h> 31.33 - 31.34 -/* 31.35 - * computes a partial checksum, e.g. for TCP/UDP fragments 31.36 - */ 31.37 - 31.38 -/* 31.39 -unsigned int csum_partial(const unsigned char * buff, int len, unsigned int sum) 31.40 - */ 31.41 - 31.42 -.text 31.43 -.align 4 31.44 -.globl csum_partial 31.45 - 31.46 -#ifndef CONFIG_X86_USE_PPRO_CHECKSUM 31.47 - 31.48 - /* 31.49 - * Experiments with Ethernet and SLIP connections show that buff 31.50 - * is aligned on either a 2-byte or 4-byte boundary. We get at 31.51 - * least a twofold speedup on 486 and Pentium if it is 4-byte aligned. 31.52 - * Fortunately, it is easy to convert 2-byte alignment to 4-byte 31.53 - * alignment for the unrolled loop. 31.54 - */ 31.55 -csum_partial: 31.56 - pushl %esi 31.57 - pushl %ebx 31.58 - movl 20(%esp),%eax # Function arg: unsigned int sum 31.59 - movl 16(%esp),%ecx # Function arg: int len 31.60 - movl 12(%esp),%esi # Function arg: unsigned char *buff 31.61 - testl $3, %esi # Check alignment. 31.62 - jz 2f # Jump if alignment is ok. 31.63 - testl $1, %esi # Check alignment. 31.64 - jz 10f # Jump if alignment is boundary of 2bytes. 31.65 - 31.66 - # buf is odd 31.67 - dec %ecx 31.68 - jl 8f 31.69 - movzbl (%esi), %ebx 31.70 - adcl %ebx, %eax 31.71 - roll $8, %eax 31.72 - inc %esi 31.73 - testl $2, %esi 31.74 - jz 2f 31.75 -10: 31.76 - subl $2, %ecx # Alignment uses up two bytes. 31.77 - jae 1f # Jump if we had at least two bytes. 31.78 - addl $2, %ecx # ecx was < 2. Deal with it. 31.79 - jmp 4f 31.80 -1: movw (%esi), %bx 31.81 - addl $2, %esi 31.82 - addw %bx, %ax 31.83 - adcl $0, %eax 31.84 -2: 31.85 - movl %ecx, %edx 31.86 - shrl $5, %ecx 31.87 - jz 2f 31.88 - testl %esi, %esi 31.89 -1: movl (%esi), %ebx 31.90 - adcl %ebx, %eax 31.91 - movl 4(%esi), %ebx 31.92 - adcl %ebx, %eax 31.93 - movl 8(%esi), %ebx 31.94 - adcl %ebx, %eax 31.95 - movl 12(%esi), %ebx 31.96 - adcl %ebx, %eax 31.97 - movl 16(%esi), %ebx 31.98 - adcl %ebx, %eax 31.99 - movl 20(%esi), %ebx 31.100 - adcl %ebx, %eax 31.101 - movl 24(%esi), %ebx 31.102 - adcl %ebx, %eax 31.103 - movl 28(%esi), %ebx 31.104 - adcl %ebx, %eax 31.105 - lea 32(%esi), %esi 31.106 - dec %ecx 31.107 - jne 1b 31.108 - adcl $0, %eax 31.109 -2: movl %edx, %ecx 31.110 - andl $0x1c, %edx 31.111 - je 4f 31.112 - shrl $2, %edx # This clears CF 31.113 -3: adcl (%esi), %eax 31.114 - lea 4(%esi), %esi 31.115 - dec %edx 31.116 - jne 3b 31.117 - adcl $0, %eax 31.118 -4: andl $3, %ecx 31.119 - jz 7f 31.120 - cmpl $2, %ecx 31.121 - jb 5f 31.122 - movw (%esi),%cx 31.123 - leal 2(%esi),%esi 31.124 - je 6f 31.125 - shll $16,%ecx 31.126 -5: movb (%esi),%cl 31.127 -6: addl %ecx,%eax 31.128 - adcl $0, %eax 31.129 -7: 31.130 - testl $1, 12(%esp) 31.131 - jz 8f 31.132 - roll $8, %eax 31.133 -8: 31.134 - popl %ebx 31.135 - popl %esi 31.136 - ret 31.137 - 31.138 -#else 31.139 - 31.140 -/* Version for PentiumII/PPro */ 31.141 - 31.142 -csum_partial: 31.143 - pushl %esi 31.144 - pushl %ebx 31.145 - movl 20(%esp),%eax # Function arg: unsigned int sum 31.146 - movl 16(%esp),%ecx # Function arg: int len 31.147 - movl 12(%esp),%esi # Function arg: const unsigned char *buf 31.148 - 31.149 - testl $3, %esi 31.150 - jnz 25f 31.151 -10: 31.152 - movl %ecx, %edx 31.153 - movl %ecx, %ebx 31.154 - andl $0x7c, %ebx 31.155 - shrl $7, %ecx 31.156 - addl %ebx,%esi 31.157 - shrl $2, %ebx 31.158 - negl %ebx 31.159 - lea 45f(%ebx,%ebx,2), %ebx 31.160 - testl %esi, %esi 31.161 - jmp *%ebx 31.162 - 31.163 - # Handle 2-byte-aligned regions 31.164 -20: addw (%esi), %ax 31.165 - lea 2(%esi), %esi 31.166 - adcl $0, %eax 31.167 - jmp 10b 31.168 -25: 31.169 - testl $1, %esi 31.170 - jz 30f 31.171 - # buf is odd 31.172 - dec %ecx 31.173 - jl 90f 31.174 - movzbl (%esi), %ebx 31.175 - addl %ebx, %eax 31.176 - adcl $0, %eax 31.177 - roll $8, %eax 31.178 - inc %esi 31.179 - testl $2, %esi 31.180 - jz 10b 31.181 - 31.182 -30: subl $2, %ecx 31.183 - ja 20b 31.184 - je 32f 31.185 - addl $2, %ecx 31.186 - jz 80f 31.187 - movzbl (%esi),%ebx # csumming 1 byte, 2-aligned 31.188 - addl %ebx, %eax 31.189 - adcl $0, %eax 31.190 - jmp 80f 31.191 -32: 31.192 - addw (%esi), %ax # csumming 2 bytes, 2-aligned 31.193 - adcl $0, %eax 31.194 - jmp 80f 31.195 - 31.196 -40: 31.197 - addl -128(%esi), %eax 31.198 - adcl -124(%esi), %eax 31.199 - adcl -120(%esi), %eax 31.200 - adcl -116(%esi), %eax 31.201 - adcl -112(%esi), %eax 31.202 - adcl -108(%esi), %eax 31.203 - adcl -104(%esi), %eax 31.204 - adcl -100(%esi), %eax 31.205 - adcl -96(%esi), %eax 31.206 - adcl -92(%esi), %eax 31.207 - adcl -88(%esi), %eax 31.208 - adcl -84(%esi), %eax 31.209 - adcl -80(%esi), %eax 31.210 - adcl -76(%esi), %eax 31.211 - adcl -72(%esi), %eax 31.212 - adcl -68(%esi), %eax 31.213 - adcl -64(%esi), %eax 31.214 - adcl -60(%esi), %eax 31.215 - adcl -56(%esi), %eax 31.216 - adcl -52(%esi), %eax 31.217 - adcl -48(%esi), %eax 31.218 - adcl -44(%esi), %eax 31.219 - adcl -40(%esi), %eax 31.220 - adcl -36(%esi), %eax 31.221 - adcl -32(%esi), %eax 31.222 - adcl -28(%esi), %eax 31.223 - adcl -24(%esi), %eax 31.224 - adcl -20(%esi), %eax 31.225 - adcl -16(%esi), %eax 31.226 - adcl -12(%esi), %eax 31.227 - adcl -8(%esi), %eax 31.228 - adcl -4(%esi), %eax 31.229 -45: 31.230 - lea 128(%esi), %esi 31.231 - adcl $0, %eax 31.232 - dec %ecx 31.233 - jge 40b 31.234 - movl %edx, %ecx 31.235 -50: andl $3, %ecx 31.236 - jz 80f 31.237 - 31.238 - # Handle the last 1-3 bytes without jumping 31.239 - notl %ecx # 1->2, 2->1, 3->0, higher bits are masked 31.240 - movl $0xffffff,%ebx # by the shll and shrl instructions 31.241 - shll $3,%ecx 31.242 - shrl %cl,%ebx 31.243 - andl -128(%esi),%ebx # esi is 4-aligned so should be ok 31.244 - addl %ebx,%eax 31.245 - adcl $0,%eax 31.246 -80: 31.247 - testl $1, 12(%esp) 31.248 - jz 90f 31.249 - roll $8, %eax 31.250 -90: 31.251 - popl %ebx 31.252 - popl %esi 31.253 - ret 31.254 - 31.255 -#endif 31.256 - 31.257 -/* 31.258 -unsigned int csum_partial_copy_generic (const char *src, char *dst, 31.259 - int len, int sum, int *src_err_ptr, int *dst_err_ptr) 31.260 - */ 31.261 - 31.262 -/* 31.263 - * Copy from ds while checksumming, otherwise like csum_partial 31.264 - * 31.265 - * The macros SRC and DST specify the type of access for the instruction. 31.266 - * thus we can call a custom exception handler for all access types. 31.267 - * 31.268 - * FIXME: could someone double-check whether I haven't mixed up some SRC and 31.269 - * DST definitions? It's damn hard to trigger all cases. I hope I got 31.270 - * them all but there's no guarantee. 31.271 - */ 31.272 - 31.273 -#define SRC(y...) \ 31.274 - 9999: y; \ 31.275 - .section __ex_table, "a"; \ 31.276 - .long 9999b, 6001f ; \ 31.277 - .previous 31.278 - 31.279 -#define DST(y...) \ 31.280 - 9999: y; \ 31.281 - .section __ex_table, "a"; \ 31.282 - .long 9999b, 6002f ; \ 31.283 - .previous 31.284 - 31.285 -.align 4 31.286 -.globl csum_partial_copy_generic 31.287 - 31.288 -#ifndef CONFIG_X86_USE_PPRO_CHECKSUM 31.289 - 31.290 -#define ARGBASE 16 31.291 -#define FP 12 31.292 - 31.293 -csum_partial_copy_generic: 31.294 - subl $4,%esp 31.295 - pushl %edi 31.296 - pushl %esi 31.297 - pushl %ebx 31.298 - movl ARGBASE+16(%esp),%eax # sum 31.299 - movl ARGBASE+12(%esp),%ecx # len 31.300 - movl ARGBASE+4(%esp),%esi # src 31.301 - movl ARGBASE+8(%esp),%edi # dst 31.302 - 31.303 - testl $2, %edi # Check alignment. 31.304 - jz 2f # Jump if alignment is ok. 31.305 - subl $2, %ecx # Alignment uses up two bytes. 31.306 - jae 1f # Jump if we had at least two bytes. 31.307 - addl $2, %ecx # ecx was < 2. Deal with it. 31.308 - jmp 4f 31.309 -SRC(1: movw (%esi), %bx ) 31.310 - addl $2, %esi 31.311 -DST( movw %bx, (%edi) ) 31.312 - addl $2, %edi 31.313 - addw %bx, %ax 31.314 - adcl $0, %eax 31.315 -2: 31.316 - movl %ecx, FP(%esp) 31.317 - shrl $5, %ecx 31.318 - jz 2f 31.319 - testl %esi, %esi 31.320 -SRC(1: movl (%esi), %ebx ) 31.321 -SRC( movl 4(%esi), %edx ) 31.322 - adcl %ebx, %eax 31.323 -DST( movl %ebx, (%edi) ) 31.324 - adcl %edx, %eax 31.325 -DST( movl %edx, 4(%edi) ) 31.326 - 31.327 -SRC( movl 8(%esi), %ebx ) 31.328 -SRC( movl 12(%esi), %edx ) 31.329 - adcl %ebx, %eax 31.330 -DST( movl %ebx, 8(%edi) ) 31.331 - adcl %edx, %eax 31.332 -DST( movl %edx, 12(%edi) ) 31.333 - 31.334 -SRC( movl 16(%esi), %ebx ) 31.335 -SRC( movl 20(%esi), %edx ) 31.336 - adcl %ebx, %eax 31.337 -DST( movl %ebx, 16(%edi) ) 31.338 - adcl %edx, %eax 31.339 -DST( movl %edx, 20(%edi) ) 31.340 - 31.341 -SRC( movl 24(%esi), %ebx ) 31.342 -SRC( movl 28(%esi), %edx ) 31.343 - adcl %ebx, %eax 31.344 -DST( movl %ebx, 24(%edi) ) 31.345 - adcl %edx, %eax 31.346 -DST( movl %edx, 28(%edi) ) 31.347 - 31.348 - lea 32(%esi), %esi 31.349 - lea 32(%edi), %edi 31.350 - dec %ecx 31.351 - jne 1b 31.352 - adcl $0, %eax 31.353 -2: movl FP(%esp), %edx 31.354 - movl %edx, %ecx 31.355 - andl $0x1c, %edx 31.356 - je 4f 31.357 - shrl $2, %edx # This clears CF 31.358 -SRC(3: movl (%esi), %ebx ) 31.359 - adcl %ebx, %eax 31.360 -DST( movl %ebx, (%edi) ) 31.361 - lea 4(%esi), %esi 31.362 - lea 4(%edi), %edi 31.363 - dec %edx 31.364 - jne 3b 31.365 - adcl $0, %eax 31.366 -4: andl $3, %ecx 31.367 - jz 7f 31.368 - cmpl $2, %ecx 31.369 - jb 5f 31.370 -SRC( movw (%esi), %cx ) 31.371 - leal 2(%esi), %esi 31.372 -DST( movw %cx, (%edi) ) 31.373 - leal 2(%edi), %edi 31.374 - je 6f 31.375 - shll $16,%ecx 31.376 -SRC(5: movb (%esi), %cl ) 31.377 -DST( movb %cl, (%edi) ) 31.378 -6: addl %ecx, %eax 31.379 - adcl $0, %eax 31.380 -7: 31.381 -5000: 31.382 - 31.383 -# Exception handler: 31.384 -.section .fixup, "ax" 31.385 - 31.386 -6001: 31.387 - movl ARGBASE+20(%esp), %ebx # src_err_ptr 31.388 - movl $-EFAULT, (%ebx) 31.389 - 31.390 - # zero the complete destination - computing the rest 31.391 - # is too much work 31.392 - movl ARGBASE+8(%esp), %edi # dst 31.393 - movl ARGBASE+12(%esp), %ecx # len 31.394 - xorl %eax,%eax 31.395 - rep ; stosb 31.396 - 31.397 - jmp 5000b 31.398 - 31.399 -6002: 31.400 - movl ARGBASE+24(%esp), %ebx # dst_err_ptr 31.401 - movl $-EFAULT,(%ebx) 31.402 - jmp 5000b 31.403 - 31.404 -.previous 31.405 - 31.406 - popl %ebx 31.407 - popl %esi 31.408 - popl %edi 31.409 - popl %ecx # equivalent to addl $4,%esp 31.410 - ret 31.411 - 31.412 -#else 31.413 - 31.414 -/* Version for PentiumII/PPro */ 31.415 - 31.416 -#define ROUND1(x) \ 31.417 - SRC(movl x(%esi), %ebx ) ; \ 31.418 - addl %ebx, %eax ; \ 31.419 - DST(movl %ebx, x(%edi) ) ; 31.420 - 31.421 -#define ROUND(x) \ 31.422 - SRC(movl x(%esi), %ebx ) ; \ 31.423 - adcl %ebx, %eax ; \ 31.424 - DST(movl %ebx, x(%edi) ) ; 31.425 - 31.426 -#define ARGBASE 12 31.427 - 31.428 -csum_partial_copy_generic: 31.429 - pushl %ebx 31.430 - pushl %edi 31.431 - pushl %esi 31.432 - movl ARGBASE+4(%esp),%esi #src 31.433 - movl ARGBASE+8(%esp),%edi #dst 31.434 - movl ARGBASE+12(%esp),%ecx #len 31.435 - movl ARGBASE+16(%esp),%eax #sum 31.436 -# movl %ecx, %edx 31.437 - movl %ecx, %ebx 31.438 - movl %esi, %edx 31.439 - shrl $6, %ecx 31.440 - andl $0x3c, %ebx 31.441 - negl %ebx 31.442 - subl %ebx, %esi 31.443 - subl %ebx, %edi 31.444 - lea -1(%esi),%edx 31.445 - andl $-32,%edx 31.446 - lea 3f(%ebx,%ebx), %ebx 31.447 - testl %esi, %esi 31.448 - jmp *%ebx 31.449 -1: addl $64,%esi 31.450 - addl $64,%edi 31.451 - SRC(movb -32(%edx),%bl) ; SRC(movb (%edx),%bl) 31.452 - ROUND1(-64) ROUND(-60) ROUND(-56) ROUND(-52) 31.453 - ROUND (-48) ROUND(-44) ROUND(-40) ROUND(-36) 31.454 - ROUND (-32) ROUND(-28) ROUND(-24) ROUND(-20) 31.455 - ROUND (-16) ROUND(-12) ROUND(-8) ROUND(-4) 31.456 -3: adcl $0,%eax 31.457 - addl $64, %edx 31.458 - dec %ecx 31.459 - jge 1b 31.460 -4: movl ARGBASE+12(%esp),%edx #len 31.461 - andl $3, %edx 31.462 - jz 7f 31.463 - cmpl $2, %edx 31.464 - jb 5f 31.465 -SRC( movw (%esi), %dx ) 31.466 - leal 2(%esi), %esi 31.467 -DST( movw %dx, (%edi) ) 31.468 - leal 2(%edi), %edi 31.469 - je 6f 31.470 - shll $16,%edx 31.471 -5: 31.472 -SRC( movb (%esi), %dl ) 31.473 -DST( movb %dl, (%edi) ) 31.474 -6: addl %edx, %eax 31.475 - adcl $0, %eax 31.476 -7: 31.477 -.section .fixup, "ax" 31.478 -6001: movl ARGBASE+20(%esp), %ebx # src_err_ptr 31.479 - movl $-EFAULT, (%ebx) 31.480 - # zero the complete destination (computing the rest is too much work) 31.481 - movl ARGBASE+8(%esp),%edi # dst 31.482 - movl ARGBASE+12(%esp),%ecx # len 31.483 - xorl %eax,%eax 31.484 - rep; stosb 31.485 - jmp 7b 31.486 -6002: movl ARGBASE+24(%esp), %ebx # dst_err_ptr 31.487 - movl $-EFAULT, (%ebx) 31.488 - jmp 7b 31.489 -.previous 31.490 - 31.491 - popl %esi 31.492 - popl %edi 31.493 - popl %ebx 31.494 - ret 31.495 - 31.496 -#undef ROUND 31.497 -#undef ROUND1 31.498 - 31.499 -#endif
32.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/dec_and_lock.c Fri Mar 14 15:48:09 2003 +0000 32.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 32.3 @@ -1,40 +0,0 @@ 32.4 -/* 32.5 - * x86 version of "atomic_dec_and_lock()" using 32.6 - * the atomic "cmpxchg" instruction. 32.7 - * 32.8 - * (For CPU's lacking cmpxchg, we use the slow 32.9 - * generic version, and this one never even gets 32.10 - * compiled). 32.11 - */ 32.12 - 32.13 -#include <linux/spinlock.h> 32.14 -#include <asm/atomic.h> 32.15 - 32.16 -int atomic_dec_and_lock(atomic_t *atomic, spinlock_t *lock) 32.17 -{ 32.18 - int counter; 32.19 - int newcount; 32.20 - 32.21 -repeat: 32.22 - counter = atomic_read(atomic); 32.23 - newcount = counter-1; 32.24 - 32.25 - if (!newcount) 32.26 - goto slow_path; 32.27 - 32.28 - asm volatile("lock; cmpxchgl %1,%2" 32.29 - :"=a" (newcount) 32.30 - :"r" (newcount), "m" (atomic->counter), "0" (counter)); 32.31 - 32.32 - /* If the above failed, "eax" will have changed */ 32.33 - if (newcount != counter) 32.34 - goto repeat; 32.35 - return 0; 32.36 - 32.37 -slow_path: 32.38 - spin_lock(lock); 32.39 - if (atomic_dec_and_test(atomic)) 32.40 - return 1; 32.41 - spin_unlock(lock); 32.42 - return 0; 32.43 -}
33.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/getuser.S Fri Mar 14 15:48:09 2003 +0000 33.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 33.3 @@ -1,73 +0,0 @@ 33.4 -/* 33.5 - * __get_user functions. 33.6 - * 33.7 - * (C) Copyright 1998 Linus Torvalds 33.8 - * 33.9 - * These functions have a non-standard call interface 33.10 - * to make them more efficient, especially as they 33.11 - * return an error value in addition to the "real" 33.12 - * return value. 33.13 - */ 33.14 - 33.15 -/* 33.16 - * __get_user_X 33.17 - * 33.18 - * Inputs: %eax contains the address 33.19 - * 33.20 - * Outputs: %eax is error code (0 or -EFAULT) 33.21 - * %edx contains zero-extended value 33.22 - * 33.23 - * These functions should not modify any other registers, 33.24 - * as they get called from within inline assembly. 33.25 - */ 33.26 - 33.27 -addr_limit = 12 33.28 - 33.29 -.text 33.30 -.align 4 33.31 -.globl __get_user_1 33.32 -__get_user_1: 33.33 - movl %esp,%edx 33.34 - andl $0xffffe000,%edx 33.35 - cmpl addr_limit(%edx),%eax 33.36 - jae bad_get_user 33.37 -1: movzbl (%eax),%edx 33.38 - xorl %eax,%eax 33.39 - ret 33.40 - 33.41 -.align 4 33.42 -.globl __get_user_2 33.43 -__get_user_2: 33.44 - addl $1,%eax 33.45 - movl %esp,%edx 33.46 - jc bad_get_user 33.47 - andl $0xffffe000,%edx 33.48 - cmpl addr_limit(%edx),%eax 33.49 - jae bad_get_user 33.50 -2: movzwl -1(%eax),%edx 33.51 - xorl %eax,%eax 33.52 - ret 33.53 - 33.54 -.align 4 33.55 -.globl __get_user_4 33.56 -__get_user_4: 33.57 - addl $3,%eax 33.58 - movl %esp,%edx 33.59 - jc bad_get_user 33.60 - andl $0xffffe000,%edx 33.61 - cmpl addr_limit(%edx),%eax 33.62 - jae bad_get_user 33.63 -3: movl -3(%eax),%edx 33.64 - xorl %eax,%eax 33.65 - ret 33.66 - 33.67 -bad_get_user: 33.68 - xorl %edx,%edx 33.69 - movl $-14,%eax 33.70 - ret 33.71 - 33.72 -.section __ex_table,"a" 33.73 - .long 1b,bad_get_user 33.74 - .long 2b,bad_get_user 33.75 - .long 3b,bad_get_user 33.76 -.previous
34.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/iodebug.c Fri Mar 14 15:48:09 2003 +0000 34.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 34.3 @@ -1,19 +0,0 @@ 34.4 -#include <asm/io.h> 34.5 - 34.6 -void * __io_virt_debug(unsigned long x, const char *file, int line) 34.7 -{ 34.8 - if (x < PAGE_OFFSET) { 34.9 - printk("io mapaddr 0x%05lx not valid at %s:%d!\n", x, file, line); 34.10 - return __va(x); 34.11 - } 34.12 - return (void *)x; 34.13 -} 34.14 - 34.15 -unsigned long __io_phys_debug(unsigned long x, const char *file, int line) 34.16 -{ 34.17 - if (x < PAGE_OFFSET) { 34.18 - printk("io mapaddr 0x%05lx not valid at %s:%d!\n", x, file, line); 34.19 - return x; 34.20 - } 34.21 - return __pa(x); 34.22 -}
35.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/memcpy.c Fri Mar 14 15:48:09 2003 +0000 35.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 35.3 @@ -1,19 +0,0 @@ 35.4 -#include <linux/config.h> 35.5 -#include <linux/string.h> 35.6 - 35.7 -#undef memcpy 35.8 -#undef memset 35.9 - 35.10 -void * memcpy(void * to, const void * from, size_t n) 35.11 -{ 35.12 -#ifdef CONFIG_X86_USE_3DNOW 35.13 - return __memcpy3d(to, from, n); 35.14 -#else 35.15 - return __memcpy(to, from, n); 35.16 -#endif 35.17 -} 35.18 - 35.19 -void * memset(void * s, int c, size_t count) 35.20 -{ 35.21 - return __memset(s, c, count); 35.22 -}
36.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/mmx.c Fri Mar 14 15:48:09 2003 +0000 36.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 36.3 @@ -1,399 +0,0 @@ 36.4 -#include <linux/config.h> 36.5 -#include <linux/types.h> 36.6 -#include <linux/string.h> 36.7 -#include <linux/sched.h> 36.8 - 36.9 -#include <asm/i387.h> 36.10 -#include <asm/hardirq.h> 36.11 - 36.12 - 36.13 -/* 36.14 - * MMX 3DNow! library helper functions 36.15 - * 36.16 - * To do: 36.17 - * We can use MMX just for prefetch in IRQ's. This may be a win. 36.18 - * (reported so on K6-III) 36.19 - * We should use a better code neutral filler for the short jump 36.20 - * leal ebx. [ebx] is apparently best for K6-2, but Cyrix ?? 36.21 - * We also want to clobber the filler register so we dont get any 36.22 - * register forwarding stalls on the filler. 36.23 - * 36.24 - * Add *user handling. Checksums are not a win with MMX on any CPU 36.25 - * tested so far for any MMX solution figured. 36.26 - * 36.27 - * 22/09/2000 - Arjan van de Ven 36.28 - * Improved for non-egineering-sample Athlons 36.29 - * 36.30 - */ 36.31 - 36.32 -void *_mmx_memcpy(void *to, const void *from, size_t len) 36.33 -{ 36.34 - void *p; 36.35 - int i; 36.36 - 36.37 - if (in_interrupt()) 36.38 - return __memcpy(to, from, len); 36.39 - 36.40 - p = to; 36.41 - i = len >> 6; /* len/64 */ 36.42 - 36.43 - kernel_fpu_begin(); 36.44 - 36.45 - __asm__ __volatile__ ( 36.46 - "1: prefetch (%0)\n" /* This set is 28 bytes */ 36.47 - " prefetch 64(%0)\n" 36.48 - " prefetch 128(%0)\n" 36.49 - " prefetch 192(%0)\n" 36.50 - " prefetch 256(%0)\n" 36.51 - "2: \n" 36.52 - ".section .fixup, \"ax\"\n" 36.53 - "3: movw $0x1AEB, 1b\n" /* jmp on 26 bytes */ 36.54 - " jmp 2b\n" 36.55 - ".previous\n" 36.56 - ".section __ex_table,\"a\"\n" 36.57 - " .align 4\n" 36.58 - " .long 1b, 3b\n" 36.59 - ".previous" 36.60 - : : "r" (from) ); 36.61 - 36.62 - 36.63 - for(; i>5; i--) 36.64 - { 36.65 - __asm__ __volatile__ ( 36.66 - "1: prefetch 320(%0)\n" 36.67 - "2: movq (%0), %%mm0\n" 36.68 - " movq 8(%0), %%mm1\n" 36.69 - " movq 16(%0), %%mm2\n" 36.70 - " movq 24(%0), %%mm3\n" 36.71 - " movq %%mm0, (%1)\n" 36.72 - " movq %%mm1, 8(%1)\n" 36.73 - " movq %%mm2, 16(%1)\n" 36.74 - " movq %%mm3, 24(%1)\n" 36.75 - " movq 32(%0), %%mm0\n" 36.76 - " movq 40(%0), %%mm1\n" 36.77 - " movq 48(%0), %%mm2\n" 36.78 - " movq 56(%0), %%mm3\n" 36.79 - " movq %%mm0, 32(%1)\n" 36.80 - " movq %%mm1, 40(%1)\n" 36.81 - " movq %%mm2, 48(%1)\n" 36.82 - " movq %%mm3, 56(%1)\n" 36.83 - ".section .fixup, \"ax\"\n" 36.84 - "3: movw $0x05EB, 1b\n" /* jmp on 5 bytes */ 36.85 - " jmp 2b\n" 36.86 - ".previous\n" 36.87 - ".section __ex_table,\"a\"\n" 36.88 - " .align 4\n" 36.89 - " .long 1b, 3b\n" 36.90 - ".previous" 36.91 - : : "r" (from), "r" (to) : "memory"); 36.92 - from+=64; 36.93 - to+=64; 36.94 - } 36.95 - 36.96 - for(; i>0; i--) 36.97 - { 36.98 - __asm__ __volatile__ ( 36.99 - " movq (%0), %%mm0\n" 36.100 - " movq 8(%0), %%mm1\n" 36.101 - " movq 16(%0), %%mm2\n" 36.102 - " movq 24(%0), %%mm3\n" 36.103 - " movq %%mm0, (%1)\n" 36.104 - " movq %%mm1, 8(%1)\n" 36.105 - " movq %%mm2, 16(%1)\n" 36.106 - " movq %%mm3, 24(%1)\n" 36.107 - " movq 32(%0), %%mm0\n" 36.108 - " movq 40(%0), %%mm1\n" 36.109 - " movq 48(%0), %%mm2\n" 36.110 - " movq 56(%0), %%mm3\n" 36.111 - " movq %%mm0, 32(%1)\n" 36.112 - " movq %%mm1, 40(%1)\n" 36.113 - " movq %%mm2, 48(%1)\n" 36.114 - " movq %%mm3, 56(%1)\n" 36.115 - : : "r" (from), "r" (to) : "memory"); 36.116 - from+=64; 36.117 - to+=64; 36.118 - } 36.119 - /* 36.120 - * Now do the tail of the block 36.121 - */ 36.122 - __memcpy(to, from, len&63); 36.123 - kernel_fpu_end(); 36.124 - return p; 36.125 -} 36.126 - 36.127 -#ifdef CONFIG_MK7 36.128 - 36.129 -/* 36.130 - * The K7 has streaming cache bypass load/store. The Cyrix III, K6 and 36.131 - * other MMX using processors do not. 36.132 - */ 36.133 - 36.134 -static void fast_clear_page(void *page) 36.135 -{ 36.136 - int i; 36.137 - 36.138 - kernel_fpu_begin(); 36.139 - 36.140 - __asm__ __volatile__ ( 36.141 - " pxor %%mm0, %%mm0\n" : : 36.142 - ); 36.143 - 36.144 - for(i=0;i<4096/64;i++) 36.145 - { 36.146 - __asm__ __volatile__ ( 36.147 - " movntq %%mm0, (%0)\n" 36.148 - " movntq %%mm0, 8(%0)\n" 36.149 - " movntq %%mm0, 16(%0)\n" 36.150 - " movntq %%mm0, 24(%0)\n" 36.151 - " movntq %%mm0, 32(%0)\n" 36.152 - " movntq %%mm0, 40(%0)\n" 36.153 - " movntq %%mm0, 48(%0)\n" 36.154 - " movntq %%mm0, 56(%0)\n" 36.155 - : : "r" (page) : "memory"); 36.156 - page+=64; 36.157 - } 36.158 - /* since movntq is weakly-ordered, a "sfence" is needed to become 36.159 - * ordered again. 36.160 - */ 36.161 - __asm__ __volatile__ ( 36.162 - " sfence \n" : : 36.163 - ); 36.164 - kernel_fpu_end(); 36.165 -} 36.166 - 36.167 -static void fast_copy_page(void *to, void *from) 36.168 -{ 36.169 - int i; 36.170 - 36.171 - kernel_fpu_begin(); 36.172 - 36.173 - /* maybe the prefetch stuff can go before the expensive fnsave... 36.174 - * but that is for later. -AV 36.175 - */ 36.176 - __asm__ __volatile__ ( 36.177 - "1: prefetch (%0)\n" 36.178 - " prefetch 64(%0)\n" 36.179 - " prefetch 128(%0)\n" 36.180 - " prefetch 192(%0)\n" 36.181 - " prefetch 256(%0)\n" 36.182 - "2: \n" 36.183 - ".section .fixup, \"ax\"\n" 36.184 - "3: movw $0x1AEB, 1b\n" /* jmp on 26 bytes */ 36.185 - " jmp 2b\n" 36.186 - ".previous\n" 36.187 - ".section __ex_table,\"a\"\n" 36.188 - " .align 4\n" 36.189 - " .long 1b, 3b\n" 36.190 - ".previous" 36.191 - : : "r" (from) ); 36.192 - 36.193 - for(i=0; i<(4096-320)/64; i++) 36.194 - { 36.195 - __asm__ __volatile__ ( 36.196 - "1: prefetch 320(%0)\n" 36.197 - "2: movq (%0), %%mm0\n" 36.198 - " movntq %%mm0, (%1)\n" 36.199 - " movq 8(%0), %%mm1\n" 36.200 - " movntq %%mm1, 8(%1)\n" 36.201 - " movq 16(%0), %%mm2\n" 36.202 - " movntq %%mm2, 16(%1)\n" 36.203 - " movq 24(%0), %%mm3\n" 36.204 - " movntq %%mm3, 24(%1)\n" 36.205 - " movq 32(%0), %%mm4\n" 36.206 - " movntq %%mm4, 32(%1)\n" 36.207 - " movq 40(%0), %%mm5\n" 36.208 - " movntq %%mm5, 40(%1)\n" 36.209 - " movq 48(%0), %%mm6\n" 36.210 - " movntq %%mm6, 48(%1)\n" 36.211 - " movq 56(%0), %%mm7\n" 36.212 - " movntq %%mm7, 56(%1)\n" 36.213 - ".section .fixup, \"ax\"\n" 36.214 - "3: movw $0x05EB, 1b\n" /* jmp on 5 bytes */ 36.215 - " jmp 2b\n" 36.216 - ".previous\n" 36.217 - ".section __ex_table,\"a\"\n" 36.218 - " .align 4\n" 36.219 - " .long 1b, 3b\n" 36.220 - ".previous" 36.221 - : : "r" (from), "r" (to) : "memory"); 36.222 - from+=64; 36.223 - to+=64; 36.224 - } 36.225 - for(i=(4096-320)/64; i<4096/64; i++) 36.226 - { 36.227 - __asm__ __volatile__ ( 36.228 - "2: movq (%0), %%mm0\n" 36.229 - " movntq %%mm0, (%1)\n" 36.230 - " movq 8(%0), %%mm1\n" 36.231 - " movntq %%mm1, 8(%1)\n" 36.232 - " movq 16(%0), %%mm2\n" 36.233 - " movntq %%mm2, 16(%1)\n" 36.234 - " movq 24(%0), %%mm3\n" 36.235 - " movntq %%mm3, 24(%1)\n" 36.236 - " movq 32(%0), %%mm4\n" 36.237 - " movntq %%mm4, 32(%1)\n" 36.238 - " movq 40(%0), %%mm5\n" 36.239 - " movntq %%mm5, 40(%1)\n" 36.240 - " movq 48(%0), %%mm6\n" 36.241 - " movntq %%mm6, 48(%1)\n" 36.242 - " movq 56(%0), %%mm7\n" 36.243 - " movntq %%mm7, 56(%1)\n" 36.244 - : : "r" (from), "r" (to) : "memory"); 36.245 - from+=64; 36.246 - to+=64; 36.247 - } 36.248 - /* since movntq is weakly-ordered, a "sfence" is needed to become 36.249 - * ordered again. 36.250 - */ 36.251 - __asm__ __volatile__ ( 36.252 - " sfence \n" : : 36.253 - ); 36.254 - kernel_fpu_end(); 36.255 -} 36.256 - 36.257 -#else 36.258 - 36.259 -/* 36.260 - * Generic MMX implementation without K7 specific streaming 36.261 - */ 36.262 - 36.263 -static void fast_clear_page(void *page) 36.264 -{ 36.265 - int i; 36.266 - 36.267 - kernel_fpu_begin(); 36.268 - 36.269 - __asm__ __volatile__ ( 36.270 - " pxor %%mm0, %%mm0\n" : : 36.271 - ); 36.272 - 36.273 - for(i=0;i<4096/128;i++) 36.274 - { 36.275 - __asm__ __volatile__ ( 36.276 - " movq %%mm0, (%0)\n" 36.277 - " movq %%mm0, 8(%0)\n" 36.278 - " movq %%mm0, 16(%0)\n" 36.279 - " movq %%mm0, 24(%0)\n" 36.280 - " movq %%mm0, 32(%0)\n" 36.281 - " movq %%mm0, 40(%0)\n" 36.282 - " movq %%mm0, 48(%0)\n" 36.283 - " movq %%mm0, 56(%0)\n" 36.284 - " movq %%mm0, 64(%0)\n" 36.285 - " movq %%mm0, 72(%0)\n" 36.286 - " movq %%mm0, 80(%0)\n" 36.287 - " movq %%mm0, 88(%0)\n" 36.288 - " movq %%mm0, 96(%0)\n" 36.289 - " movq %%mm0, 104(%0)\n" 36.290 - " movq %%mm0, 112(%0)\n" 36.291 - " movq %%mm0, 120(%0)\n" 36.292 - : : "r" (page) : "memory"); 36.293 - page+=128; 36.294 - } 36.295 - 36.296 - kernel_fpu_end(); 36.297 -} 36.298 - 36.299 -static void fast_copy_page(void *to, void *from) 36.300 -{ 36.301 - int i; 36.302 - 36.303 - 36.304 - kernel_fpu_begin(); 36.305 - 36.306 - __asm__ __volatile__ ( 36.307 - "1: prefetch (%0)\n" 36.308 - " prefetch 64(%0)\n" 36.309 - " prefetch 128(%0)\n" 36.310 - " prefetch 192(%0)\n" 36.311 - " prefetch 256(%0)\n" 36.312 - "2: \n" 36.313 - ".section .fixup, \"ax\"\n" 36.314 - "3: movw $0x1AEB, 1b\n" /* jmp on 26 bytes */ 36.315 - " jmp 2b\n" 36.316 - ".previous\n" 36.317 - ".section __ex_table,\"a\"\n" 36.318 - " .align 4\n" 36.319 - " .long 1b, 3b\n" 36.320 - ".previous" 36.321 - : : "r" (from) ); 36.322 - 36.323 - for(i=0; i<4096/64; i++) 36.324 - { 36.325 - __asm__ __volatile__ ( 36.326 - "1: prefetch 320(%0)\n" 36.327 - "2: movq (%0), %%mm0\n" 36.328 - " movq 8(%0), %%mm1\n" 36.329 - " movq 16(%0), %%mm2\n" 36.330 - " movq 24(%0), %%mm3\n" 36.331 - " movq %%mm0, (%1)\n" 36.332 - " movq %%mm1, 8(%1)\n" 36.333 - " movq %%mm2, 16(%1)\n" 36.334 - " movq %%mm3, 24(%1)\n" 36.335 - " movq 32(%0), %%mm0\n" 36.336 - " movq 40(%0), %%mm1\n" 36.337 - " movq 48(%0), %%mm2\n" 36.338 - " movq 56(%0), %%mm3\n" 36.339 - " movq %%mm0, 32(%1)\n" 36.340 - " movq %%mm1, 40(%1)\n" 36.341 - " movq %%mm2, 48(%1)\n" 36.342 - " movq %%mm3, 56(%1)\n" 36.343 - ".section .fixup, \"ax\"\n" 36.344 - "3: movw $0x05EB, 1b\n" /* jmp on 5 bytes */ 36.345 - " jmp 2b\n" 36.346 - ".previous\n" 36.347 - ".section __ex_table,\"a\"\n" 36.348 - " .align 4\n" 36.349 - " .long 1b, 3b\n" 36.350 - ".previous" 36.351 - : : "r" (from), "r" (to) : "memory"); 36.352 - from+=64; 36.353 - to+=64; 36.354 - } 36.355 - kernel_fpu_end(); 36.356 -} 36.357 - 36.358 - 36.359 -#endif 36.360 - 36.361 -/* 36.362 - * Favour MMX for page clear and copy. 36.363 - */ 36.364 - 36.365 -static void slow_zero_page(void * page) 36.366 -{ 36.367 - int d0, d1; 36.368 - __asm__ __volatile__( \ 36.369 - "cld\n\t" \ 36.370 - "rep ; stosl" \ 36.371 - : "=&c" (d0), "=&D" (d1) 36.372 - :"a" (0),"1" (page),"0" (1024) 36.373 - :"memory"); 36.374 -} 36.375 - 36.376 -void mmx_clear_page(void * page) 36.377 -{ 36.378 - if(in_interrupt()) 36.379 - slow_zero_page(page); 36.380 - else 36.381 - fast_clear_page(page); 36.382 -} 36.383 - 36.384 -static void slow_copy_page(void *to, void *from) 36.385 -{ 36.386 - int d0, d1, d2; 36.387 - __asm__ __volatile__( \ 36.388 - "cld\n\t" \ 36.389 - "rep ; movsl" \ 36.390 - : "=&c" (d0), "=&D" (d1), "=&S" (d2) \ 36.391 - : "0" (1024),"1" ((long) to),"2" ((long) from) \ 36.392 - : "memory"); 36.393 -} 36.394 - 36.395 - 36.396 -void mmx_copy_page(void *to, void *from) 36.397 -{ 36.398 - if(in_interrupt()) 36.399 - slow_copy_page(to, from); 36.400 - else 36.401 - fast_copy_page(to, from); 36.402 -}
37.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/old-checksum.c Fri Mar 14 15:48:09 2003 +0000 37.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 37.3 @@ -1,19 +0,0 @@ 37.4 -/* 37.5 - * FIXME: old compatibility stuff, will be removed soon. 37.6 - */ 37.7 - 37.8 -#include <net/checksum.h> 37.9 - 37.10 -unsigned int csum_partial_copy( const char *src, char *dst, int len, int sum) 37.11 -{ 37.12 - int src_err=0, dst_err=0; 37.13 - 37.14 - sum = csum_partial_copy_generic ( src, dst, len, sum, &src_err, &dst_err); 37.15 - 37.16 - if (src_err || dst_err) 37.17 - printk("old csum_partial_copy_fromuser(), tell mingo to convert me.\n"); 37.18 - 37.19 - return sum; 37.20 -} 37.21 - 37.22 -
38.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/strstr.c Fri Mar 14 15:48:09 2003 +0000 38.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 38.3 @@ -1,31 +0,0 @@ 38.4 -#include <linux/string.h> 38.5 - 38.6 -char * strstr(const char * cs,const char * ct) 38.7 -{ 38.8 -int d0, d1; 38.9 -register char * __res; 38.10 -__asm__ __volatile__( 38.11 - "movl %6,%%edi\n\t" 38.12 - "repne\n\t" 38.13 - "scasb\n\t" 38.14 - "notl %%ecx\n\t" 38.15 - "decl %%ecx\n\t" /* NOTE! This also sets Z if searchstring='' */ 38.16 - "movl %%ecx,%%edx\n" 38.17 - "1:\tmovl %6,%%edi\n\t" 38.18 - "movl %%esi,%%eax\n\t" 38.19 - "movl %%edx,%%ecx\n\t" 38.20 - "repe\n\t" 38.21 - "cmpsb\n\t" 38.22 - "je 2f\n\t" /* also works for empty string, see above */ 38.23 - "xchgl %%eax,%%esi\n\t" 38.24 - "incl %%esi\n\t" 38.25 - "cmpb $0,-1(%%eax)\n\t" 38.26 - "jne 1b\n\t" 38.27 - "xorl %%eax,%%eax\n\t" 38.28 - "2:" 38.29 - :"=a" (__res), "=&c" (d0), "=&S" (d1) 38.30 - :"0" (0), "1" (0xffffffff), "2" (cs), "g" (ct) 38.31 - :"dx", "di"); 38.32 -return __res; 38.33 -} 38.34 -
39.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/lib/usercopy.c Fri Mar 14 15:48:09 2003 +0000 39.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 39.3 @@ -1,190 +0,0 @@ 39.4 -/* 39.5 - * User address space access functions. 39.6 - * The non inlined parts of asm-i386/uaccess.h are here. 39.7 - * 39.8 - * Copyright 1997 Andi Kleen <ak@muc.de> 39.9 - * Copyright 1997 Linus Torvalds 39.10 - */ 39.11 -#include <linux/config.h> 39.12 -#include <asm/uaccess.h> 39.13 -#include <asm/mmx.h> 39.14 - 39.15 -#ifdef CONFIG_X86_USE_3DNOW_AND_WORKS 39.16 - 39.17 -unsigned long 39.18 -__generic_copy_to_user(void *to, const void *from, unsigned long n) 39.19 -{ 39.20 - if (access_ok(VERIFY_WRITE, to, n)) 39.21 - { 39.22 - if(n<512) 39.23 - __copy_user(to,from,n); 39.24 - else 39.25 - mmx_copy_user(to,from,n); 39.26 - } 39.27 - return n; 39.28 -} 39.29 - 39.30 -unsigned long 39.31 -__generic_copy_from_user(void *to, const void *from, unsigned long n) 39.32 -{ 39.33 - if (access_ok(VERIFY_READ, from, n)) 39.34 - { 39.35 - if(n<512) 39.36 - __copy_user_zeroing(to,from,n); 39.37 - else 39.38 - mmx_copy_user_zeroing(to, from, n); 39.39 - } 39.40 - else 39.41 - memset(to, 0, n); 39.42 - return n; 39.43 -} 39.44 - 39.45 -#else 39.46 - 39.47 -unsigned long 39.48 -__generic_copy_to_user(void *to, const void *from, unsigned long n) 39.49 -{ 39.50 - prefetch(from); 39.51 - if (access_ok(VERIFY_WRITE, to, n)) 39.52 - __copy_user(to,from,n); 39.53 - return n; 39.54 -} 39.55 - 39.56 -unsigned long 39.57 -__generic_copy_from_user(void *to, const void *from, unsigned long n) 39.58 -{ 39.59 - prefetchw(to); 39.60 - if (access_ok(VERIFY_READ, from, n)) 39.61 - __copy_user_zeroing(to,from,n); 39.62 - else 39.63 - memset(to, 0, n); 39.64 - return n; 39.65 -} 39.66 - 39.67 -#endif 39.68 - 39.69 -/* 39.70 - * Copy a null terminated string from userspace. 39.71 - */ 39.72 - 39.73 -#define __do_strncpy_from_user(dst,src,count,res) \ 39.74 -do { \ 39.75 - int __d0, __d1, __d2; \ 39.76 - __asm__ __volatile__( \ 39.77 - " testl %1,%1\n" \ 39.78 - " jz 2f\n" \ 39.79 - "0: lodsb\n" \ 39.80 - " stosb\n" \ 39.81 - " testb %%al,%%al\n" \ 39.82 - " jz 1f\n" \ 39.83 - " decl %1\n" \ 39.84 - " jnz 0b\n" \ 39.85 - "1: subl %1,%0\n" \ 39.86 - "2:\n" \ 39.87 - ".section .fixup,\"ax\"\n" \ 39.88 - "3: movl %5,%0\n" \ 39.89 - " jmp 2b\n" \ 39.90 - ".previous\n" \ 39.91 - ".section __ex_table,\"a\"\n" \ 39.92 - " .align 4\n" \ 39.93 - " .long 0b,3b\n" \ 39.94 - ".previous" \ 39.95 - : "=d"(res), "=c"(count), "=&a" (__d0), "=&S" (__d1), \ 39.96 - "=&D" (__d2) \ 39.97 - : "i"(-EFAULT), "0"(count), "1"(count), "3"(src), "4"(dst) \ 39.98 - : "memory"); \ 39.99 -} while (0) 39.100 - 39.101 -long 39.102 -__strncpy_from_user(char *dst, const char *src, long count) 39.103 -{ 39.104 - long res; 39.105 - __do_strncpy_from_user(dst, src, count, res); 39.106 - return res; 39.107 -} 39.108 - 39.109 -long 39.110 -strncpy_from_user(char *dst, const char *src, long count) 39.111 -{ 39.112 - long res = -EFAULT; 39.113 - if (access_ok(VERIFY_READ, src, 1)) 39.114 - __do_strncpy_from_user(dst, src, count, res); 39.115 - return res; 39.116 -} 39.117 - 39.118 - 39.119 -/* 39.120 - * Zero Userspace 39.121 - */ 39.122 - 39.123 -#define __do_clear_user(addr,size) \ 39.124 -do { \ 39.125 - int __d0; \ 39.126 - __asm__ __volatile__( \ 39.127 - "0: rep; stosl\n" \ 39.128 - " movl %2,%0\n" \ 39.129 - "1: rep; stosb\n" \ 39.130 - "2:\n" \ 39.131 - ".section .fixup,\"ax\"\n" \ 39.132 - "3: lea 0(%2,%0,4),%0\n" \ 39.133 - " jmp 2b\n" \ 39.134 - ".previous\n" \ 39.135 - ".section __ex_table,\"a\"\n" \ 39.136 - " .align 4\n" \ 39.137 - " .long 0b,3b\n" \ 39.138 - " .long 1b,2b\n" \ 39.139 - ".previous" \ 39.140 - : "=&c"(size), "=&D" (__d0) \ 39.141 - : "r"(size & 3), "0"(size / 4), "1"(addr), "a"(0)); \ 39.142 -} while (0) 39.143 - 39.144 -unsigned long 39.145 -clear_user(void *to, unsigned long n) 39.146 -{ 39.147 - if (access_ok(VERIFY_WRITE, to, n)) 39.148 - __do_clear_user(to, n); 39.149 - return n; 39.150 -} 39.151 - 39.152 -unsigned long 39.153 -__clear_user(void *to, unsigned long n) 39.154 -{ 39.155 - __do_clear_user(to, n); 39.156 - return n; 39.157 -} 39.158 - 39.159 -/* 39.160 - * Return the size of a string (including the ending 0) 39.161 - * 39.162 - * Return 0 on exception, a value greater than N if too long 39.163 - */ 39.164 - 39.165 -long strnlen_user(const char *s, long n) 39.166 -{ 39.167 - unsigned long mask = -__addr_ok(s); 39.168 - unsigned long res, tmp; 39.169 - 39.170 - __asm__ __volatile__( 39.171 - " testl %0, %0\n" 39.172 - " jz 3f\n" 39.173 - " andl %0,%%ecx\n" 39.174 - "0: repne; scasb\n" 39.175 - " setne %%al\n" 39.176 - " subl %%ecx,%0\n" 39.177 - " addl %0,%%eax\n" 39.178 - "1:\n" 39.179 - ".section .fixup,\"ax\"\n" 39.180 - "2: xorl %%eax,%%eax\n" 39.181 - " jmp 1b\n" 39.182 - "3: movb $1,%%al\n" 39.183 - " jmp 1b\n" 39.184 - ".previous\n" 39.185 - ".section __ex_table,\"a\"\n" 39.186 - " .align 4\n" 39.187 - " .long 0b,2b\n" 39.188 - ".previous" 39.189 - :"=r" (n), "=D" (s), "=a" (res), "=c" (tmp) 39.190 - :"0" (n), "1" (s), "2" (0), "3" (mask) 39.191 - :"cc"); 39.192 - return res & mask; 39.193 -}
40.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/mm/extable.c Fri Mar 14 15:48:09 2003 +0000 40.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 40.3 @@ -1,62 +0,0 @@ 40.4 -/* 40.5 - * linux/arch/i386/mm/extable.c 40.6 - */ 40.7 - 40.8 -#include <linux/config.h> 40.9 -#include <linux/module.h> 40.10 -#include <linux/spinlock.h> 40.11 -#include <asm/uaccess.h> 40.12 - 40.13 -extern const struct exception_table_entry __start___ex_table[]; 40.14 -extern const struct exception_table_entry __stop___ex_table[]; 40.15 - 40.16 -static inline unsigned long 40.17 -search_one_table(const struct exception_table_entry *first, 40.18 - const struct exception_table_entry *last, 40.19 - unsigned long value) 40.20 -{ 40.21 - while (first <= last) { 40.22 - const struct exception_table_entry *mid; 40.23 - long diff; 40.24 - 40.25 - mid = (last - first) / 2 + first; 40.26 - diff = mid->insn - value; 40.27 - if (diff == 0) 40.28 - return mid->fixup; 40.29 - else if (diff < 0) 40.30 - first = mid+1; 40.31 - else 40.32 - last = mid-1; 40.33 - } 40.34 - return 0; 40.35 -} 40.36 - 40.37 -extern spinlock_t modlist_lock; 40.38 - 40.39 -unsigned long 40.40 -search_exception_table(unsigned long addr) 40.41 -{ 40.42 - unsigned long ret = 0; 40.43 - 40.44 -#ifndef CONFIG_MODULES 40.45 - /* There is only the kernel to search. */ 40.46 - ret = search_one_table(__start___ex_table, __stop___ex_table-1, addr); 40.47 - return ret; 40.48 -#else 40.49 - unsigned long flags; 40.50 - /* The kernel is the last "module" -- no need to treat it special. */ 40.51 - struct module *mp; 40.52 - 40.53 - spin_lock_irqsave(&modlist_lock, flags); 40.54 - for (mp = module_list; mp != NULL; mp = mp->next) { 40.55 - if (mp->ex_table_start == NULL || !(mp->flags&(MOD_RUNNING|MOD_INITIALIZING))) 40.56 - continue; 40.57 - ret = search_one_table(mp->ex_table_start, 40.58 - mp->ex_table_end - 1, addr); 40.59 - if (ret) 40.60 - break; 40.61 - } 40.62 - spin_unlock_irqrestore(&modlist_lock, flags); 40.63 - return ret; 40.64 -#endif 40.65 -}
41.1 --- a/xenolinux-2.4.21-pre4-sparse/arch/xeno/mm/pageattr.c Fri Mar 14 15:48:09 2003 +0000 41.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 41.3 @@ -1,175 +0,0 @@ 41.4 -/* 41.5 - * Copyright 2002 Andi Kleen, SuSE Labs. 41.6 - * Thanks to Ben LaHaise for precious feedback. 41.7 - */ 41.8 - 41.9 -#include <linux/config.h> 41.10 -#include <linux/mm.h> 41.11 -#include <linux/sched.h> 41.12 -#include <linux/highmem.h> 41.13 -#include <linux/module.h> 41.14 -#include <asm/uaccess.h> 41.15 -#include <asm/processor.h> 41.16 - 41.17 -/* Should move most of this stuff into the appropiate includes */ 41.18 -#define LARGE_PAGE_MASK (~(LARGE_PAGE_SIZE-1)) 41.19 -#define LARGE_PAGE_SIZE (1UL << PMD_SHIFT) 41.20 - 41.21 -static inline pte_t *lookup_address(unsigned long address) 41.22 -{ 41.23 - pmd_t *pmd; 41.24 - pgd_t *pgd = pgd_offset(&init_mm, address); 41.25 - 41.26 - if (pgd_none(*pgd)) 41.27 - return NULL; 41.28 - if (pgd_val(*pgd) & _PAGE_PSE) 41.29 - return (pte_t *)pgd; 41.30 - pmd = pmd_offset(pgd, address); 41.31 - if (pmd_none(*pmd)) 41.32 - return NULL; 41.33 - if (pmd_val(*pmd) & _PAGE_PSE) 41.34 - return (pte_t *)pmd; 41.35 - return pte_offset(pmd, address); 41.36 -} 41.37 - 41.38 -static struct page *split_large_page(unsigned long address, pgprot_t prot) 41.39 -{ 41.40 - int i; 41.41 - unsigned long addr; 41.42 - struct page *base = alloc_pages(GFP_KERNEL, 0); 41.43 - pte_t *pbase; 41.44 - if (!base) 41.45 - return NULL; 41.46 - address = __pa(address); 41.47 - addr = address & LARGE_PAGE_MASK; 41.48 - pbase = (pte_t *)page_address(base); 41.49 - for (i = 0; i < PTRS_PER_PTE; i++, addr += PAGE_SIZE) { 41.50 - pbase[i] = mk_pte_phys(addr, 41.51 - addr == address ? prot : PAGE_KERNEL); 41.52 - } 41.53 - return base; 41.54 -} 41.55 - 41.56 -static void flush_kernel_map(void * address) 41.57 -{ 41.58 - if (!test_bit(X86_FEATURE_SELFSNOOP, boot_cpu_data.x86_capability)) { 41.59 - /* Could use CLFLUSH here if the CPU supports it (Hammer,P4) */ 41.60 - if (boot_cpu_data.x86_model >= 4) 41.61 - asm volatile("wbinvd":::"memory"); 41.62 - } 41.63 - 41.64 - /* Do global flush here to work around large page flushing errata 41.65 - in some early Athlons */ 41.66 - __flush_tlb_all(); 41.67 -} 41.68 - 41.69 -static void set_pmd_pte(pte_t *kpte, unsigned long address, pte_t pte) 41.70 -{ 41.71 - set_pte_atomic(kpte, pte); /* change init_mm */ 41.72 -#ifndef CONFIG_X86_PAE 41.73 - { 41.74 - struct list_head *l; 41.75 - spin_lock(&mmlist_lock); 41.76 - list_for_each(l, &init_mm.mmlist) { 41.77 - struct mm_struct *mm = list_entry(l, struct mm_struct, mmlist); 41.78 - pmd_t *pmd = pmd_offset(pgd_offset(mm, address), address); 41.79 - set_pte_atomic((pte_t *)pmd, pte); 41.80 - } 41.81 - spin_unlock(&mmlist_lock); 41.82 - } 41.83 -#endif 41.84 -} 41.85 - 41.86 -/* no more special protections in this 2/4MB area - revert to a 41.87 - large page again. */ 41.88 -static inline void revert_page(struct page *kpte_page, unsigned long address) 41.89 -{ 41.90 - pte_t *linear = (pte_t *) 41.91 - pmd_offset(pgd_offset(&init_mm, address), address); 41.92 - set_pmd_pte(linear, address, 41.93 - mk_pte_phys(__pa(address & LARGE_PAGE_MASK), 41.94 - MAKE_GLOBAL(_KERNPG_TABLE|_PAGE_PSE))); 41.95 -} 41.96 - 41.97 -/* 41.98 - * Change the page attributes of an page in the linear mapping. 41.99 - * 41.100 - * This should be used when a page is mapped with a different caching policy 41.101 - * than write-back somewhere - some CPUs do not like it when mappings with 41.102 - * different caching policies exist. This changes the page attributes of the 41.103 - * in kernel linear mapping too. 41.104 - * 41.105 - * The caller needs to ensure that there are no conflicting mappings elsewhere. 41.106 - * This function only deals with the kernel linear map. 41.107 - * When page is in highmem it must never be kmap'ed. 41.108 - */ 41.109 -static int 41.110 -__change_page_attr(struct page *page, pgprot_t prot, struct page **oldpage) 41.111 -{ 41.112 - pte_t *kpte; 41.113 - unsigned long address; 41.114 - struct page *kpte_page; 41.115 - 41.116 -#ifdef CONFIG_HIGHMEM 41.117 - if (page >= highmem_start_page) 41.118 - BUG(); 41.119 -#endif 41.120 - address = (unsigned long)page_address(page); 41.121 - kpte = lookup_address(address); 41.122 - if (!kpte) 41.123 - return -EINVAL; 41.124 - kpte_page = virt_to_page(((unsigned long)kpte) & PAGE_MASK); 41.125 - if (pgprot_val(prot) != pgprot_val(PAGE_KERNEL)) { 41.126 - if ((pte_val(*kpte) & _PAGE_PSE) == 0) { 41.127 - pte_t old = *kpte; 41.128 - pte_t standard = mk_pte(page, PAGE_KERNEL); 41.129 - 41.130 - set_pte_atomic(kpte, mk_pte(page, prot)); 41.131 - if (pte_same(old,standard)) 41.132 - atomic_inc(&kpte_page->count); 41.133 - } else { 41.134 - struct page *split = split_large_page(address, prot); 41.135 - if (!split) 41.136 - return -ENOMEM; 41.137 - atomic_inc(&kpte_page->count); 41.138 - set_pmd_pte(kpte,address,mk_pte(split, PAGE_KERNEL)); 41.139 - } 41.140 - } else if ((pte_val(*kpte) & _PAGE_PSE) == 0) { 41.141 - set_pte_atomic(kpte, mk_pte(page, PAGE_KERNEL)); 41.142 - atomic_dec(&kpte_page->count); 41.143 - } 41.144 - 41.145 - if (cpu_has_pse && (atomic_read(&kpte_page->count) == 1)) { 41.146 - *oldpage = kpte_page; 41.147 - revert_page(kpte_page, address); 41.148 - } 41.149 - return 0; 41.150 -} 41.151 - 41.152 -int change_page_attr(struct page *page, int numpages, pgprot_t prot) 41.153 -{ 41.154 - int err = 0; 41.155 - struct page *fpage; 41.156 - int i; 41.157 - 41.158 - down_write(&init_mm.mmap_sem); 41.159 - for (i = 0; i < numpages; i++, page++) { 41.160 - fpage = NULL; 41.161 - err = __change_page_attr(page, prot, &fpage); 41.162 - if (err) 41.163 - break; 41.164 - if (fpage || i == numpages-1) { 41.165 - void *address = page_address(page); 41.166 -#ifdef CONFIG_SMP 41.167 - smp_call_function(flush_kernel_map, address, 1, 1); 41.168 -#endif 41.169 - flush_kernel_map(address); 41.170 - if (fpage) 41.171 - __free_page(fpage); 41.172 - } 41.173 - } 41.174 - up_write(&init_mm.mmap_sem); 41.175 - return err; 41.176 -} 41.177 - 41.178 -EXPORT_SYMBOL(change_page_attr);
42.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/a.out.h Fri Mar 14 15:48:09 2003 +0000 42.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 42.3 @@ -1,26 +0,0 @@ 42.4 -#ifndef __I386_A_OUT_H__ 42.5 -#define __I386_A_OUT_H__ 42.6 - 42.7 -struct exec 42.8 -{ 42.9 - unsigned long a_info; /* Use macros N_MAGIC, etc for access */ 42.10 - unsigned a_text; /* length of text, in bytes */ 42.11 - unsigned a_data; /* length of data, in bytes */ 42.12 - unsigned a_bss; /* length of uninitialized data area for file, in bytes */ 42.13 - unsigned a_syms; /* length of symbol table data in file, in bytes */ 42.14 - unsigned a_entry; /* start address */ 42.15 - unsigned a_trsize; /* length of relocation info for text, in bytes */ 42.16 - unsigned a_drsize; /* length of relocation info for data, in bytes */ 42.17 -}; 42.18 - 42.19 -#define N_TRSIZE(a) ((a).a_trsize) 42.20 -#define N_DRSIZE(a) ((a).a_drsize) 42.21 -#define N_SYMSIZE(a) ((a).a_syms) 42.22 - 42.23 -#ifdef __KERNEL__ 42.24 - 42.25 -#define STACK_TOP TASK_SIZE 42.26 - 42.27 -#endif 42.28 - 42.29 -#endif /* __A_OUT_GNU_H__ */
43.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/apic.h Fri Mar 14 15:48:09 2003 +0000 43.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 43.3 @@ -1,99 +0,0 @@ 43.4 -#ifndef __ASM_APIC_H 43.5 -#define __ASM_APIC_H 43.6 - 43.7 -#include <linux/config.h> 43.8 -#include <linux/pm.h> 43.9 -#include <asm/apicdef.h> 43.10 -#include <asm/system.h> 43.11 - 43.12 -#ifdef CONFIG_X86_LOCAL_APIC 43.13 - 43.14 -#define APIC_DEBUG 0 43.15 - 43.16 -#if APIC_DEBUG 43.17 -#define Dprintk(x...) printk(x) 43.18 -#else 43.19 -#define Dprintk(x...) 43.20 -#endif 43.21 - 43.22 -/* 43.23 - * Basic functions accessing APICs. 43.24 - */ 43.25 - 43.26 -static __inline void apic_write(unsigned long reg, unsigned long v) 43.27 -{ 43.28 - *((volatile unsigned long *)(APIC_BASE+reg)) = v; 43.29 -} 43.30 - 43.31 -static __inline void apic_write_atomic(unsigned long reg, unsigned long v) 43.32 -{ 43.33 - xchg((volatile unsigned long *)(APIC_BASE+reg), v); 43.34 -} 43.35 - 43.36 -static __inline unsigned long apic_read(unsigned long reg) 43.37 -{ 43.38 - return *((volatile unsigned long *)(APIC_BASE+reg)); 43.39 -} 43.40 - 43.41 -static __inline__ void apic_wait_icr_idle(void) 43.42 -{ 43.43 - do { } while ( apic_read( APIC_ICR ) & APIC_ICR_BUSY ); 43.44 -} 43.45 - 43.46 -#ifdef CONFIG_X86_GOOD_APIC 43.47 -# define FORCE_READ_AROUND_WRITE 0 43.48 -# define apic_read_around(x) 43.49 -# define apic_write_around(x,y) apic_write((x),(y)) 43.50 -#else 43.51 -# define FORCE_READ_AROUND_WRITE 1 43.52 -# define apic_read_around(x) apic_read(x) 43.53 -# define apic_write_around(x,y) apic_write_atomic((x),(y)) 43.54 -#endif 43.55 - 43.56 -static inline void ack_APIC_irq(void) 43.57 -{ 43.58 - /* 43.59 - * ack_APIC_irq() actually gets compiled as a single instruction: 43.60 - * - a single rmw on Pentium/82489DX 43.61 - * - a single write on P6+ cores (CONFIG_X86_GOOD_APIC) 43.62 - * ... yummie. 43.63 - */ 43.64 - 43.65 - /* Docs say use 0 for future compatibility */ 43.66 - apic_write_around(APIC_EOI, 0); 43.67 -} 43.68 - 43.69 -extern int get_maxlvt(void); 43.70 -extern void clear_local_APIC(void); 43.71 -extern void connect_bsp_APIC (void); 43.72 -extern void disconnect_bsp_APIC (void); 43.73 -extern void disable_local_APIC (void); 43.74 -extern int verify_local_APIC (void); 43.75 -extern void cache_APIC_registers (void); 43.76 -extern void sync_Arb_IDs (void); 43.77 -extern void init_bsp_APIC (void); 43.78 -extern void setup_local_APIC (void); 43.79 -extern void init_apic_mappings (void); 43.80 -extern void smp_local_timer_interrupt (struct pt_regs * regs); 43.81 -extern void setup_APIC_clocks (void); 43.82 -extern void setup_apic_nmi_watchdog (void); 43.83 -extern inline void nmi_watchdog_tick (struct pt_regs * regs); 43.84 -extern int APIC_init_uniprocessor (void); 43.85 -extern void disable_APIC_timer(void); 43.86 -extern void enable_APIC_timer(void); 43.87 - 43.88 -extern struct pm_dev *apic_pm_register(pm_dev_t, unsigned long, pm_callback); 43.89 -extern void apic_pm_unregister(struct pm_dev*); 43.90 - 43.91 -extern unsigned int apic_timer_irqs [NR_CPUS]; 43.92 -extern int check_nmi_watchdog (void); 43.93 - 43.94 -extern unsigned int nmi_watchdog; 43.95 -#define NMI_NONE 0 43.96 -#define NMI_IO_APIC 1 43.97 -#define NMI_LOCAL_APIC 2 43.98 -#define NMI_INVALID 3 43.99 - 43.100 -#endif /* CONFIG_X86_LOCAL_APIC */ 43.101 - 43.102 -#endif /* __ASM_APIC_H */
44.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/apicdef.h Fri Mar 14 15:48:09 2003 +0000 44.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 44.3 @@ -1,378 +0,0 @@ 44.4 -#ifndef __ASM_APICDEF_H 44.5 -#define __ASM_APICDEF_H 44.6 - 44.7 -/* 44.8 - * Constants for various Intel APICs. (local APIC, IOAPIC, etc.) 44.9 - * 44.10 - * Alan Cox <Alan.Cox@linux.org>, 1995. 44.11 - * Ingo Molnar <mingo@redhat.com>, 1999, 2000 44.12 - */ 44.13 - 44.14 -#define APIC_DEFAULT_PHYS_BASE 0xfee00000 44.15 - 44.16 -#define APIC_ID 0x20 44.17 -#define APIC_ID_MASK (0x0F<<24) 44.18 -#define GET_APIC_ID(x) (((x)>>24)&0x0F) 44.19 -#define APIC_LVR 0x30 44.20 -#define APIC_LVR_MASK 0xFF00FF 44.21 -#define GET_APIC_VERSION(x) ((x)&0xFF) 44.22 -#define GET_APIC_MAXLVT(x) (((x)>>16)&0xFF) 44.23 -#define APIC_INTEGRATED(x) ((x)&0xF0) 44.24 -#define APIC_TASKPRI 0x80 44.25 -#define APIC_TPRI_MASK 0xFF 44.26 -#define APIC_ARBPRI 0x90 44.27 -#define APIC_ARBPRI_MASK 0xFF 44.28 -#define APIC_PROCPRI 0xA0 44.29 -#define APIC_EOI 0xB0 44.30 -#define APIC_EIO_ACK 0x0 /* Write this to the EOI register */ 44.31 -#define APIC_RRR 0xC0 44.32 -#define APIC_LDR 0xD0 44.33 -#define APIC_LDR_MASK (0xFF<<24) 44.34 -#define GET_APIC_LOGICAL_ID(x) (((x)>>24)&0xFF) 44.35 -#define SET_APIC_LOGICAL_ID(x) (((x)<<24)) 44.36 -#define APIC_ALL_CPUS 0xFF 44.37 -#define APIC_DFR 0xE0 44.38 -#define APIC_DFR_CLUSTER 0x0FFFFFFFul /* Clustered */ 44.39 -#define APIC_DFR_FLAT 0xFFFFFFFFul /* Flat mode */ 44.40 -#define APIC_SPIV 0xF0 44.41 -#define APIC_SPIV_FOCUS_DISABLED (1<<9) 44.42 -#define APIC_SPIV_APIC_ENABLED (1<<8) 44.43 -#define APIC_ISR 0x100 44.44 -#define APIC_TMR 0x180 44.45 -#define APIC_IRR 0x200 44.46 -#define APIC_ESR 0x280 44.47 -#define APIC_ESR_SEND_CS 0x00001 44.48 -#define APIC_ESR_RECV_CS 0x00002 44.49 -#define APIC_ESR_SEND_ACC 0x00004 44.50 -#define APIC_ESR_RECV_ACC 0x00008 44.51 -#define APIC_ESR_SENDILL 0x00020 44.52 -#define APIC_ESR_RECVILL 0x00040 44.53 -#define APIC_ESR_ILLREGA 0x00080 44.54 -#define APIC_ICR 0x300 44.55 -#define APIC_DEST_SELF 0x40000 44.56 -#define APIC_DEST_ALLINC 0x80000 44.57 -#define APIC_DEST_ALLBUT 0xC0000 44.58 -#define APIC_ICR_RR_MASK 0x30000 44.59 -#define APIC_ICR_RR_INVALID 0x00000 44.60 -#define APIC_ICR_RR_INPROG 0x10000 44.61 -#define APIC_ICR_RR_VALID 0x20000 44.62 -#define APIC_INT_LEVELTRIG 0x08000 44.63 -#define APIC_INT_ASSERT 0x04000 44.64 -#define APIC_ICR_BUSY 0x01000 44.65 -#define APIC_DEST_PHYSICAL 0x00000 44.66 -#define APIC_DEST_LOGICAL 0x00800 44.67 -#define APIC_DM_FIXED 0x00000 44.68 -#define APIC_DM_LOWEST 0x00100 44.69 -#define APIC_DM_SMI 0x00200 44.70 -#define APIC_DM_REMRD 0x00300 44.71 -#define APIC_DM_NMI 0x00400 44.72 -#define APIC_DM_INIT 0x00500 44.73 -#define APIC_DM_STARTUP 0x00600 44.74 -#define APIC_DM_EXTINT 0x00700 44.75 -#define APIC_VECTOR_MASK 0x000FF 44.76 -#define APIC_ICR2 0x310 44.77 -#define GET_APIC_DEST_FIELD(x) (((x)>>24)&0xFF) 44.78 -#define SET_APIC_DEST_FIELD(x) ((x)<<24) 44.79 -#define APIC_LVTT 0x320 44.80 -#define APIC_LVTPC 0x340 44.81 -#define APIC_LVT0 0x350 44.82 -#define APIC_LVT_TIMER_BASE_MASK (0x3<<18) 44.83 -#define GET_APIC_TIMER_BASE(x) (((x)>>18)&0x3) 44.84 -#define SET_APIC_TIMER_BASE(x) (((x)<<18)) 44.85 -#define APIC_TIMER_BASE_CLKIN 0x0 44.86 -#define APIC_TIMER_BASE_TMBASE 0x1 44.87 -#define APIC_TIMER_BASE_DIV 0x2 44.88 -#define APIC_LVT_TIMER_PERIODIC (1<<17) 44.89 -#define APIC_LVT_MASKED (1<<16) 44.90 -#define APIC_LVT_LEVEL_TRIGGER (1<<15) 44.91 -#define APIC_LVT_REMOTE_IRR (1<<14) 44.92 -#define APIC_INPUT_POLARITY (1<<13) 44.93 -#define APIC_SEND_PENDING (1<<12) 44.94 -#define GET_APIC_DELIVERY_MODE(x) (((x)>>8)&0x7) 44.95 -#define SET_APIC_DELIVERY_MODE(x,y) (((x)&~0x700)|((y)<<8)) 44.96 -#define APIC_MODE_FIXED 0x0 44.97 -#define APIC_MODE_NMI 0x4 44.98 -#define APIC_MODE_EXINT 0x7 44.99 -#define APIC_LVT1 0x360 44.100 -#define APIC_LVTERR 0x370 44.101 -#define APIC_TMICT 0x380 44.102 -#define APIC_TMCCT 0x390 44.103 -#define APIC_TDCR 0x3E0 44.104 -#define APIC_TDR_DIV_TMBASE (1<<2) 44.105 -#define APIC_TDR_DIV_1 0xB 44.106 -#define APIC_TDR_DIV_2 0x0 44.107 -#define APIC_TDR_DIV_4 0x1 44.108 -#define APIC_TDR_DIV_8 0x2 44.109 -#define APIC_TDR_DIV_16 0x3 44.110 -#define APIC_TDR_DIV_32 0x8 44.111 -#define APIC_TDR_DIV_64 0x9 44.112 -#define APIC_TDR_DIV_128 0xA 44.113 - 44.114 -#define APIC_BASE (fix_to_virt(FIX_APIC_BASE)) 44.115 - 44.116 -#ifdef CONFIG_X86_CLUSTERED_APIC 44.117 -#define MAX_IO_APICS 32 44.118 -#else 44.119 -#define MAX_IO_APICS 8 44.120 -#endif 44.121 - 44.122 - 44.123 -/* 44.124 - * The broadcast ID is 0xF for old APICs and 0xFF for xAPICs. SAPICs 44.125 - * don't broadcast (yet?), but if they did, they might use 0xFFFF. 44.126 - */ 44.127 -#define APIC_BROADCAST_ID_XAPIC (0xFF) 44.128 -#define APIC_BROADCAST_ID_APIC (0x0F) 44.129 - 44.130 -/* 44.131 - * the local APIC register structure, memory mapped. Not terribly well 44.132 - * tested, but we might eventually use this one in the future - the 44.133 - * problem why we cannot use it right now is the P5 APIC, it has an 44.134 - * errata which cannot take 8-bit reads and writes, only 32-bit ones ... 44.135 - */ 44.136 -#define u32 unsigned int 44.137 - 44.138 -#define lapic ((volatile struct local_apic *)APIC_BASE) 44.139 - 44.140 -struct local_apic { 44.141 - 44.142 -/*000*/ struct { u32 __reserved[4]; } __reserved_01; 44.143 - 44.144 -/*010*/ struct { u32 __reserved[4]; } __reserved_02; 44.145 - 44.146 -/*020*/ struct { /* APIC ID Register */ 44.147 - u32 __reserved_1 : 24, 44.148 - phys_apic_id : 4, 44.149 - __reserved_2 : 4; 44.150 - u32 __reserved[3]; 44.151 - } id; 44.152 - 44.153 -/*030*/ const 44.154 - struct { /* APIC Version Register */ 44.155 - u32 version : 8, 44.156 - __reserved_1 : 8, 44.157 - max_lvt : 8, 44.158 - __reserved_2 : 8; 44.159 - u32 __reserved[3]; 44.160 - } version; 44.161 - 44.162 -/*040*/ struct { u32 __reserved[4]; } __reserved_03; 44.163 - 44.164 -/*050*/ struct { u32 __reserved[4]; } __reserved_04; 44.165 - 44.166 -/*060*/ struct { u32 __reserved[4]; } __reserved_05; 44.167 - 44.168 -/*070*/ struct { u32 __reserved[4]; } __reserved_06; 44.169 - 44.170 -/*080*/ struct { /* Task Priority Register */ 44.171 - u32 priority : 8, 44.172 - __reserved_1 : 24; 44.173 - u32 __reserved_2[3]; 44.174 - } tpr; 44.175 - 44.176 -/*090*/ const 44.177 - struct { /* Arbitration Priority Register */ 44.178 - u32 priority : 8, 44.179 - __reserved_1 : 24; 44.180 - u32 __reserved_2[3]; 44.181 - } apr; 44.182 - 44.183 -/*0A0*/ const 44.184 - struct { /* Processor Priority Register */ 44.185 - u32 priority : 8, 44.186 - __reserved_1 : 24; 44.187 - u32 __reserved_2[3]; 44.188 - } ppr; 44.189 - 44.190 -/*0B0*/ struct { /* End Of Interrupt Register */ 44.191 - u32 eoi; 44.192 - u32 __reserved[3]; 44.193 - } eoi; 44.194 - 44.195 -/*0C0*/ struct { u32 __reserved[4]; } __reserved_07; 44.196 - 44.197 -/*0D0*/ struct { /* Logical Destination Register */ 44.198 - u32 __reserved_1 : 24, 44.199 - logical_dest : 8; 44.200 - u32 __reserved_2[3]; 44.201 - } ldr; 44.202 - 44.203 -/*0E0*/ struct { /* Destination Format Register */ 44.204 - u32 __reserved_1 : 28, 44.205 - model : 4; 44.206 - u32 __reserved_2[3]; 44.207 - } dfr; 44.208 - 44.209 -/*0F0*/ struct { /* Spurious Interrupt Vector Register */ 44.210 - u32 spurious_vector : 8, 44.211 - apic_enabled : 1, 44.212 - focus_cpu : 1, 44.213 - __reserved_2 : 22; 44.214 - u32 __reserved_3[3]; 44.215 - } svr; 44.216 - 44.217 -/*100*/ struct { /* In Service Register */ 44.218 -/*170*/ u32 bitfield; 44.219 - u32 __reserved[3]; 44.220 - } isr [8]; 44.221 - 44.222 -/*180*/ struct { /* Trigger Mode Register */ 44.223 -/*1F0*/ u32 bitfield; 44.224 - u32 __reserved[3]; 44.225 - } tmr [8]; 44.226 - 44.227 -/*200*/ struct { /* Interrupt Request Register */ 44.228 -/*270*/ u32 bitfield; 44.229 - u32 __reserved[3]; 44.230 - } irr [8]; 44.231 - 44.232 -/*280*/ union { /* Error Status Register */ 44.233 - struct { 44.234 - u32 send_cs_error : 1, 44.235 - receive_cs_error : 1, 44.236 - send_accept_error : 1, 44.237 - receive_accept_error : 1, 44.238 - __reserved_1 : 1, 44.239 - send_illegal_vector : 1, 44.240 - receive_illegal_vector : 1, 44.241 - illegal_register_address : 1, 44.242 - __reserved_2 : 24; 44.243 - u32 __reserved_3[3]; 44.244 - } error_bits; 44.245 - struct { 44.246 - u32 errors; 44.247 - u32 __reserved_3[3]; 44.248 - } all_errors; 44.249 - } esr; 44.250 - 44.251 -/*290*/ struct { u32 __reserved[4]; } __reserved_08; 44.252 - 44.253 -/*2A0*/ struct { u32 __reserved[4]; } __reserved_09; 44.254 - 44.255 -/*2B0*/ struct { u32 __reserved[4]; } __reserved_10; 44.256 - 44.257 -/*2C0*/ struct { u32 __reserved[4]; } __reserved_11; 44.258 - 44.259 -/*2D0*/ struct { u32 __reserved[4]; } __reserved_12; 44.260 - 44.261 -/*2E0*/ struct { u32 __reserved[4]; } __reserved_13; 44.262 - 44.263 -/*2F0*/ struct { u32 __reserved[4]; } __reserved_14; 44.264 - 44.265 -/*300*/ struct { /* Interrupt Command Register 1 */ 44.266 - u32 vector : 8, 44.267 - delivery_mode : 3, 44.268 - destination_mode : 1, 44.269 - delivery_status : 1, 44.270 - __reserved_1 : 1, 44.271 - level : 1, 44.272 - trigger : 1, 44.273 - __reserved_2 : 2, 44.274 - shorthand : 2, 44.275 - __reserved_3 : 12; 44.276 - u32 __reserved_4[3]; 44.277 - } icr1; 44.278 - 44.279 -/*310*/ struct { /* Interrupt Command Register 2 */ 44.280 - union { 44.281 - u32 __reserved_1 : 24, 44.282 - phys_dest : 4, 44.283 - __reserved_2 : 4; 44.284 - u32 __reserved_3 : 24, 44.285 - logical_dest : 8; 44.286 - } dest; 44.287 - u32 __reserved_4[3]; 44.288 - } icr2; 44.289 - 44.290 -/*320*/ struct { /* LVT - Timer */ 44.291 - u32 vector : 8, 44.292 - __reserved_1 : 4, 44.293 - delivery_status : 1, 44.294 - __reserved_2 : 3, 44.295 - mask : 1, 44.296 - timer_mode : 1, 44.297 - __reserved_3 : 14; 44.298 - u32 __reserved_4[3]; 44.299 - } lvt_timer; 44.300 - 44.301 -/*330*/ struct { u32 __reserved[4]; } __reserved_15; 44.302 - 44.303 -/*340*/ struct { /* LVT - Performance Counter */ 44.304 - u32 vector : 8, 44.305 - delivery_mode : 3, 44.306 - __reserved_1 : 1, 44.307 - delivery_status : 1, 44.308 - __reserved_2 : 3, 44.309 - mask : 1, 44.310 - __reserved_3 : 15; 44.311 - u32 __reserved_4[3]; 44.312 - } lvt_pc; 44.313 - 44.314 -/*350*/ struct { /* LVT - LINT0 */ 44.315 - u32 vector : 8, 44.316 - delivery_mode : 3, 44.317 - __reserved_1 : 1, 44.318 - delivery_status : 1, 44.319 - polarity : 1, 44.320 - remote_irr : 1, 44.321 - trigger : 1, 44.322 - mask : 1, 44.323 - __reserved_2 : 15; 44.324 - u32 __reserved_3[3]; 44.325 - } lvt_lint0; 44.326 - 44.327 -/*360*/ struct { /* LVT - LINT1 */ 44.328 - u32 vector : 8, 44.329 - delivery_mode : 3, 44.330 - __reserved_1 : 1, 44.331 - delivery_status : 1, 44.332 - polarity : 1, 44.333 - remote_irr : 1, 44.334 - trigger : 1, 44.335 - mask : 1, 44.336 - __reserved_2 : 15; 44.337 - u32 __reserved_3[3]; 44.338 - } lvt_lint1; 44.339 - 44.340 -/*370*/ struct { /* LVT - Error */ 44.341 - u32 vector : 8, 44.342 - __reserved_1 : 4, 44.343 - delivery_status : 1, 44.344 - __reserved_2 : 3, 44.345 - mask : 1, 44.346 - __reserved_3 : 15; 44.347 - u32 __reserved_4[3]; 44.348 - } lvt_error; 44.349 - 44.350 -/*380*/ struct { /* Timer Initial Count Register */ 44.351 - u32 initial_count; 44.352 - u32 __reserved_2[3]; 44.353 - } timer_icr; 44.354 - 44.355 -/*390*/ const 44.356 - struct { /* Timer Current Count Register */ 44.357 - u32 curr_count; 44.358 - u32 __reserved_2[3]; 44.359 - } timer_ccr; 44.360 - 44.361 -/*3A0*/ struct { u32 __reserved[4]; } __reserved_16; 44.362 - 44.363 -/*3B0*/ struct { u32 __reserved[4]; } __reserved_17; 44.364 - 44.365 -/*3C0*/ struct { u32 __reserved[4]; } __reserved_18; 44.366 - 44.367 -/*3D0*/ struct { u32 __reserved[4]; } __reserved_19; 44.368 - 44.369 -/*3E0*/ struct { /* Timer Divide Configuration Register */ 44.370 - u32 divisor : 4, 44.371 - __reserved_1 : 28; 44.372 - u32 __reserved_2[3]; 44.373 - } timer_dcr; 44.374 - 44.375 -/*3F0*/ struct { u32 __reserved[4]; } __reserved_20; 44.376 - 44.377 -} __attribute__ ((packed)); 44.378 - 44.379 -#undef u32 44.380 - 44.381 -#endif
45.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/atomic.h Fri Mar 14 15:48:09 2003 +0000 45.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 45.3 @@ -1,204 +0,0 @@ 45.4 -#ifndef __ARCH_I386_ATOMIC__ 45.5 -#define __ARCH_I386_ATOMIC__ 45.6 - 45.7 -#include <linux/config.h> 45.8 - 45.9 -/* 45.10 - * Atomic operations that C can't guarantee us. Useful for 45.11 - * resource counting etc.. 45.12 - */ 45.13 - 45.14 -#ifdef CONFIG_SMP 45.15 -#define LOCK "lock ; " 45.16 -#else 45.17 -#define LOCK "" 45.18 -#endif 45.19 - 45.20 -/* 45.21 - * Make sure gcc doesn't try to be clever and move things around 45.22 - * on us. We need to use _exactly_ the address the user gave us, 45.23 - * not some alias that contains the same information. 45.24 - */ 45.25 -typedef struct { volatile int counter; } atomic_t; 45.26 - 45.27 -#define ATOMIC_INIT(i) { (i) } 45.28 - 45.29 -/** 45.30 - * atomic_read - read atomic variable 45.31 - * @v: pointer of type atomic_t 45.32 - * 45.33 - * Atomically reads the value of @v. Note that the guaranteed 45.34 - * useful range of an atomic_t is only 24 bits. 45.35 - */ 45.36 -#define atomic_read(v) ((v)->counter) 45.37 - 45.38 -/** 45.39 - * atomic_set - set atomic variable 45.40 - * @v: pointer of type atomic_t 45.41 - * @i: required value 45.42 - * 45.43 - * Atomically sets the value of @v to @i. Note that the guaranteed 45.44 - * useful range of an atomic_t is only 24 bits. 45.45 - */ 45.46 -#define atomic_set(v,i) (((v)->counter) = (i)) 45.47 - 45.48 -/** 45.49 - * atomic_add - add integer to atomic variable 45.50 - * @i: integer value to add 45.51 - * @v: pointer of type atomic_t 45.52 - * 45.53 - * Atomically adds @i to @v. Note that the guaranteed useful range 45.54 - * of an atomic_t is only 24 bits. 45.55 - */ 45.56 -static __inline__ void atomic_add(int i, atomic_t *v) 45.57 -{ 45.58 - __asm__ __volatile__( 45.59 - LOCK "addl %1,%0" 45.60 - :"=m" (v->counter) 45.61 - :"ir" (i), "m" (v->counter)); 45.62 -} 45.63 - 45.64 -/** 45.65 - * atomic_sub - subtract the atomic variable 45.66 - * @i: integer value to subtract 45.67 - * @v: pointer of type atomic_t 45.68 - * 45.69 - * Atomically subtracts @i from @v. Note that the guaranteed 45.70 - * useful range of an atomic_t is only 24 bits. 45.71 - */ 45.72 -static __inline__ void atomic_sub(int i, atomic_t *v) 45.73 -{ 45.74 - __asm__ __volatile__( 45.75 - LOCK "subl %1,%0" 45.76 - :"=m" (v->counter) 45.77 - :"ir" (i), "m" (v->counter)); 45.78 -} 45.79 - 45.80 -/** 45.81 - * atomic_sub_and_test - subtract value from variable and test result 45.82 - * @i: integer value to subtract 45.83 - * @v: pointer of type atomic_t 45.84 - * 45.85 - * Atomically subtracts @i from @v and returns 45.86 - * true if the result is zero, or false for all 45.87 - * other cases. Note that the guaranteed 45.88 - * useful range of an atomic_t is only 24 bits. 45.89 - */ 45.90 -static __inline__ int atomic_sub_and_test(int i, atomic_t *v) 45.91 -{ 45.92 - unsigned char c; 45.93 - 45.94 - __asm__ __volatile__( 45.95 - LOCK "subl %2,%0; sete %1" 45.96 - :"=m" (v->counter), "=qm" (c) 45.97 - :"ir" (i), "m" (v->counter) : "memory"); 45.98 - return c; 45.99 -} 45.100 - 45.101 -/** 45.102 - * atomic_inc - increment atomic variable 45.103 - * @v: pointer of type atomic_t 45.104 - * 45.105 - * Atomically increments @v by 1. Note that the guaranteed 45.106 - * useful range of an atomic_t is only 24 bits. 45.107 - */ 45.108 -static __inline__ void atomic_inc(atomic_t *v) 45.109 -{ 45.110 - __asm__ __volatile__( 45.111 - LOCK "incl %0" 45.112 - :"=m" (v->counter) 45.113 - :"m" (v->counter)); 45.114 -} 45.115 - 45.116 -/** 45.117 - * atomic_dec - decrement atomic variable 45.118 - * @v: pointer of type atomic_t 45.119 - * 45.120 - * Atomically decrements @v by 1. Note that the guaranteed 45.121 - * useful range of an atomic_t is only 24 bits. 45.122 - */ 45.123 -static __inline__ void atomic_dec(atomic_t *v) 45.124 -{ 45.125 - __asm__ __volatile__( 45.126 - LOCK "decl %0" 45.127 - :"=m" (v->counter) 45.128 - :"m" (v->counter)); 45.129 -} 45.130 - 45.131 -/** 45.132 - * atomic_dec_and_test - decrement and test 45.133 - * @v: pointer of type atomic_t 45.134 - * 45.135 - * Atomically decrements @v by 1 and 45.136 - * returns true if the result is 0, or false for all other 45.137 - * cases. Note that the guaranteed 45.138 - * useful range of an atomic_t is only 24 bits. 45.139 - */ 45.140 -static __inline__ int atomic_dec_and_test(atomic_t *v) 45.141 -{ 45.142 - unsigned char c; 45.143 - 45.144 - __asm__ __volatile__( 45.145 - LOCK "decl %0; sete %1" 45.146 - :"=m" (v->counter), "=qm" (c) 45.147 - :"m" (v->counter) : "memory"); 45.148 - return c != 0; 45.149 -} 45.150 - 45.151 -/** 45.152 - * atomic_inc_and_test - increment and test 45.153 - * @v: pointer of type atomic_t 45.154 - * 45.155 - * Atomically increments @v by 1 45.156 - * and returns true if the result is zero, or false for all 45.157 - * other cases. Note that the guaranteed 45.158 - * useful range of an atomic_t is only 24 bits. 45.159 - */ 45.160 -static __inline__ int atomic_inc_and_test(atomic_t *v) 45.161 -{ 45.162 - unsigned char c; 45.163 - 45.164 - __asm__ __volatile__( 45.165 - LOCK "incl %0; sete %1" 45.166 - :"=m" (v->counter), "=qm" (c) 45.167 - :"m" (v->counter) : "memory"); 45.168 - return c != 0; 45.169 -} 45.170 - 45.171 -/** 45.172 - * atomic_add_negative - add and test if negative 45.173 - * @v: pointer of type atomic_t 45.174 - * @i: integer value to add 45.175 - * 45.176 - * Atomically adds @i to @v and returns true 45.177 - * if the result is negative, or false when 45.178 - * result is greater than or equal to zero. Note that the guaranteed 45.179 - * useful range of an atomic_t is only 24 bits. 45.180 - */ 45.181 -static __inline__ int atomic_add_negative(int i, atomic_t *v) 45.182 -{ 45.183 - unsigned char c; 45.184 - 45.185 - __asm__ __volatile__( 45.186 - LOCK "addl %2,%0; sets %1" 45.187 - :"=m" (v->counter), "=qm" (c) 45.188 - :"ir" (i), "m" (v->counter) : "memory"); 45.189 - return c; 45.190 -} 45.191 - 45.192 -/* These are x86-specific, used by some header files */ 45.193 -#define atomic_clear_mask(mask, addr) \ 45.194 -__asm__ __volatile__(LOCK "andl %0,%1" \ 45.195 -: : "r" (~(mask)),"m" (*addr) : "memory") 45.196 - 45.197 -#define atomic_set_mask(mask, addr) \ 45.198 -__asm__ __volatile__(LOCK "orl %0,%1" \ 45.199 -: : "r" (mask),"m" (*addr) : "memory") 45.200 - 45.201 -/* Atomic operations are already serializing on x86 */ 45.202 -#define smp_mb__before_atomic_dec() barrier() 45.203 -#define smp_mb__after_atomic_dec() barrier() 45.204 -#define smp_mb__before_atomic_inc() barrier() 45.205 -#define smp_mb__after_atomic_inc() barrier() 45.206 - 45.207 -#endif
46.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/bitops.h Fri Mar 14 15:48:09 2003 +0000 46.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 46.3 @@ -1,384 +0,0 @@ 46.4 -#ifndef _I386_BITOPS_H 46.5 -#define _I386_BITOPS_H 46.6 - 46.7 -/* 46.8 - * Copyright 1992, Linus Torvalds. 46.9 - */ 46.10 - 46.11 -#include <linux/config.h> 46.12 - 46.13 -/* 46.14 - * These have to be done with inline assembly: that way the bit-setting 46.15 - * is guaranteed to be atomic. All bit operations return 0 if the bit 46.16 - * was cleared before the operation and != 0 if it was not. 46.17 - * 46.18 - * bit 0 is the LSB of addr; bit 32 is the LSB of (addr+1). 46.19 - */ 46.20 - 46.21 -#ifdef CONFIG_SMP 46.22 -#define LOCK_PREFIX "lock ; " 46.23 -#else 46.24 -#define LOCK_PREFIX "" 46.25 -#endif 46.26 - 46.27 -#define ADDR (*(volatile long *) addr) 46.28 - 46.29 -/** 46.30 - * set_bit - Atomically set a bit in memory 46.31 - * @nr: the bit to set 46.32 - * @addr: the address to start counting from 46.33 - * 46.34 - * This function is atomic and may not be reordered. See __set_bit() 46.35 - * if you do not require the atomic guarantees. 46.36 - * Note that @nr may be almost arbitrarily large; this function is not 46.37 - * restricted to acting on a single-word quantity. 46.38 - */ 46.39 -static __inline__ void set_bit(int nr, volatile void * addr) 46.40 -{ 46.41 - __asm__ __volatile__( LOCK_PREFIX 46.42 - "btsl %1,%0" 46.43 - :"=m" (ADDR) 46.44 - :"Ir" (nr)); 46.45 -} 46.46 - 46.47 -/** 46.48 - * __set_bit - Set a bit in memory 46.49 - * @nr: the bit to set 46.50 - * @addr: the address to start counting from 46.51 - * 46.52 - * Unlike set_bit(), this function is non-atomic and may be reordered. 46.53 - * If it's called on the same region of memory simultaneously, the effect 46.54 - * may be that only one operation succeeds. 46.55 - */ 46.56 -static __inline__ void __set_bit(int nr, volatile void * addr) 46.57 -{ 46.58 - __asm__( 46.59 - "btsl %1,%0" 46.60 - :"=m" (ADDR) 46.61 - :"Ir" (nr)); 46.62 -} 46.63 - 46.64 -/** 46.65 - * clear_bit - Clears a bit in memory 46.66 - * @nr: Bit to clear 46.67 - * @addr: Address to start counting from 46.68 - * 46.69 - * clear_bit() is atomic and may not be reordered. However, it does 46.70 - * not contain a memory barrier, so if it is used for locking purposes, 46.71 - * you should call smp_mb__before_clear_bit() and/or smp_mb__after_clear_bit() 46.72 - * in order to ensure changes are visible on other processors. 46.73 - */ 46.74 -static __inline__ void clear_bit(int nr, volatile void * addr) 46.75 -{ 46.76 - __asm__ __volatile__( LOCK_PREFIX 46.77 - "btrl %1,%0" 46.78 - :"=m" (ADDR) 46.79 - :"Ir" (nr)); 46.80 -} 46.81 -#define smp_mb__before_clear_bit() barrier() 46.82 -#define smp_mb__after_clear_bit() barrier() 46.83 - 46.84 -/** 46.85 - * __change_bit - Toggle a bit in memory 46.86 - * @nr: the bit to set 46.87 - * @addr: the address to start counting from 46.88 - * 46.89 - * Unlike change_bit(), this function is non-atomic and may be reordered. 46.90 - * If it's called on the same region of memory simultaneously, the effect 46.91 - * may be that only one operation succeeds. 46.92 - */ 46.93 -static __inline__ void __change_bit(int nr, volatile void * addr) 46.94 -{ 46.95 - __asm__ __volatile__( 46.96 - "btcl %1,%0" 46.97 - :"=m" (ADDR) 46.98 - :"Ir" (nr)); 46.99 -} 46.100 - 46.101 -/** 46.102 - * change_bit - Toggle a bit in memory 46.103 - * @nr: Bit to clear 46.104 - * @addr: Address to start counting from 46.105 - * 46.106 - * change_bit() is atomic and may not be reordered. 46.107 - * Note that @nr may be almost arbitrarily large; this function is not 46.108 - * restricted to acting on a single-word quantity. 46.109 - */ 46.110 -static __inline__ void change_bit(int nr, volatile void * addr) 46.111 -{ 46.112 - __asm__ __volatile__( LOCK_PREFIX 46.113 - "btcl %1,%0" 46.114 - :"=m" (ADDR) 46.115 - :"Ir" (nr)); 46.116 -} 46.117 - 46.118 -/** 46.119 - * test_and_set_bit - Set a bit and return its old value 46.120 - * @nr: Bit to set 46.121 - * @addr: Address to count from 46.122 - * 46.123 - * This operation is atomic and cannot be reordered. 46.124 - * It also implies a memory barrier. 46.125 - */ 46.126 -static __inline__ int test_and_set_bit(int nr, volatile void * addr) 46.127 -{ 46.128 - int oldbit; 46.129 - 46.130 - __asm__ __volatile__( LOCK_PREFIX 46.131 - "btsl %2,%1\n\tsbbl %0,%0" 46.132 - :"=r" (oldbit),"=m" (ADDR) 46.133 - :"Ir" (nr) : "memory"); 46.134 - return oldbit; 46.135 -} 46.136 - 46.137 -/** 46.138 - * __test_and_set_bit - Set a bit and return its old value 46.139 - * @nr: Bit to set 46.140 - * @addr: Address to count from 46.141 - * 46.142 - * This operation is non-atomic and can be reordered. 46.143 - * If two examples of this operation race, one can appear to succeed 46.144 - * but actually fail. You must protect multiple accesses with a lock. 46.145 - */ 46.146 -static __inline__ int __test_and_set_bit(int nr, volatile void * addr) 46.147 -{ 46.148 - int oldbit; 46.149 - 46.150 - __asm__( 46.151 - "btsl %2,%1\n\tsbbl %0,%0" 46.152 - :"=r" (oldbit),"=m" (ADDR) 46.153 - :"Ir" (nr)); 46.154 - return oldbit; 46.155 -} 46.156 - 46.157 -/** 46.158 - * test_and_clear_bit - Clear a bit and return its old value 46.159 - * @nr: Bit to set 46.160 - * @addr: Address to count from 46.161 - * 46.162 - * This operation is atomic and cannot be reordered. 46.163 - * It also implies a memory barrier. 46.164 - */ 46.165 -static __inline__ int test_and_clear_bit(int nr, volatile void * addr) 46.166 -{ 46.167 - int oldbit; 46.168 - 46.169 - __asm__ __volatile__( LOCK_PREFIX 46.170 - "btrl %2,%1\n\tsbbl %0,%0" 46.171 - :"=r" (oldbit),"=m" (ADDR) 46.172 - :"Ir" (nr) : "memory"); 46.173 - return oldbit; 46.174 -} 46.175 - 46.176 -/** 46.177 - * __test_and_clear_bit - Clear a bit and return its old value 46.178 - * @nr: Bit to set 46.179 - * @addr: Address to count from 46.180 - * 46.181 - * This operation is non-atomic and can be reordered. 46.182 - * If two examples of this operation race, one can appear to succeed 46.183 - * but actually fail. You must protect multiple accesses with a lock. 46.184 - */ 46.185 -static __inline__ int __test_and_clear_bit(int nr, volatile void * addr) 46.186 -{ 46.187 - int oldbit; 46.188 - 46.189 - __asm__( 46.190 - "btrl %2,%1\n\tsbbl %0,%0" 46.191 - :"=r" (oldbit),"=m" (ADDR) 46.192 - :"Ir" (nr)); 46.193 - return oldbit; 46.194 -} 46.195 - 46.196 -/* WARNING: non atomic and it can be reordered! */ 46.197 -static __inline__ int __test_and_change_bit(int nr, volatile void * addr) 46.198 -{ 46.199 - int oldbit; 46.200 - 46.201 - __asm__ __volatile__( 46.202 - "btcl %2,%1\n\tsbbl %0,%0" 46.203 - :"=r" (oldbit),"=m" (ADDR) 46.204 - :"Ir" (nr) : "memory"); 46.205 - return oldbit; 46.206 -} 46.207 - 46.208 -/** 46.209 - * test_and_change_bit - Change a bit and return its new value 46.210 - * @nr: Bit to set 46.211 - * @addr: Address to count from 46.212 - * 46.213 - * This operation is atomic and cannot be reordered. 46.214 - * It also implies a memory barrier. 46.215 - */ 46.216 -static __inline__ int test_and_change_bit(int nr, volatile void * addr) 46.217 -{ 46.218 - int oldbit; 46.219 - 46.220 - __asm__ __volatile__( LOCK_PREFIX 46.221 - "btcl %2,%1\n\tsbbl %0,%0" 46.222 - :"=r" (oldbit),"=m" (ADDR) 46.223 - :"Ir" (nr) : "memory"); 46.224 - return oldbit; 46.225 -} 46.226 - 46.227 -#if 0 /* Fool kernel-doc since it doesn't do macros yet */ 46.228 -/** 46.229 - * test_bit - Determine whether a bit is set 46.230 - * @nr: bit number to test 46.231 - * @addr: Address to start counting from 46.232 - */ 46.233 -static int test_bit(int nr, const volatile void * addr); 46.234 -#endif 46.235 - 46.236 -static __inline__ int constant_test_bit(int nr, const volatile void * addr) 46.237 -{ 46.238 - return ((1UL << (nr & 31)) & (((const volatile unsigned int *) addr)[nr >> 5])) != 0; 46.239 -} 46.240 - 46.241 -static __inline__ int variable_test_bit(int nr, volatile void * addr) 46.242 -{ 46.243 - int oldbit; 46.244 - 46.245 - __asm__ __volatile__( 46.246 - "btl %2,%1\n\tsbbl %0,%0" 46.247 - :"=r" (oldbit) 46.248 - :"m" (ADDR),"Ir" (nr)); 46.249 - return oldbit; 46.250 -} 46.251 - 46.252 -#define test_bit(nr,addr) \ 46.253 -(__builtin_constant_p(nr) ? \ 46.254 - constant_test_bit((nr),(addr)) : \ 46.255 - variable_test_bit((nr),(addr))) 46.256 - 46.257 -/** 46.258 - * find_first_zero_bit - find the first zero bit in a memory region 46.259 - * @addr: The address to start the search at 46.260 - * @size: The maximum size to search 46.261 - * 46.262 - * Returns the bit-number of the first zero bit, not the number of the byte 46.263 - * containing a bit. 46.264 - */ 46.265 -static __inline__ int find_first_zero_bit(void * addr, unsigned size) 46.266 -{ 46.267 - int d0, d1, d2; 46.268 - int res; 46.269 - 46.270 - if (!size) 46.271 - return 0; 46.272 - /* This looks at memory. Mark it volatile to tell gcc not to move it around */ 46.273 - __asm__ __volatile__( 46.274 - "movl $-1,%%eax\n\t" 46.275 - "xorl %%edx,%%edx\n\t" 46.276 - "repe; scasl\n\t" 46.277 - "je 1f\n\t" 46.278 - "xorl -4(%%edi),%%eax\n\t" 46.279 - "subl $4,%%edi\n\t" 46.280 - "bsfl %%eax,%%edx\n" 46.281 - "1:\tsubl %%ebx,%%edi\n\t" 46.282 - "shll $3,%%edi\n\t" 46.283 - "addl %%edi,%%edx" 46.284 - :"=d" (res), "=&c" (d0), "=&D" (d1), "=&a" (d2) 46.285 - :"1" ((size + 31) >> 5), "2" (addr), "b" (addr)); 46.286 - return res; 46.287 -} 46.288 - 46.289 -/** 46.290 - * find_next_zero_bit - find the first zero bit in a memory region 46.291 - * @addr: The address to base the search on 46.292 - * @offset: The bitnumber to start searching at 46.293 - * @size: The maximum size to search 46.294 - */ 46.295 -static __inline__ int find_next_zero_bit (void * addr, int size, int offset) 46.296 -{ 46.297 - unsigned long * p = ((unsigned long *) addr) + (offset >> 5); 46.298 - int set = 0, bit = offset & 31, res; 46.299 - 46.300 - if (bit) { 46.301 - /* 46.302 - * Look for zero in first byte 46.303 - */ 46.304 - __asm__("bsfl %1,%0\n\t" 46.305 - "jne 1f\n\t" 46.306 - "movl $32, %0\n" 46.307 - "1:" 46.308 - : "=r" (set) 46.309 - : "r" (~(*p >> bit))); 46.310 - if (set < (32 - bit)) 46.311 - return set + offset; 46.312 - set = 32 - bit; 46.313 - p++; 46.314 - } 46.315 - /* 46.316 - * No zero yet, search remaining full bytes for a zero 46.317 - */ 46.318 - res = find_first_zero_bit (p, size - 32 * (p - (unsigned long *) addr)); 46.319 - return (offset + set + res); 46.320 -} 46.321 - 46.322 -/** 46.323 - * ffz - find first zero in word. 46.324 - * @word: The word to search 46.325 - * 46.326 - * Undefined if no zero exists, so code should check against ~0UL first. 46.327 - */ 46.328 -static __inline__ unsigned long ffz(unsigned long word) 46.329 -{ 46.330 - __asm__("bsfl %1,%0" 46.331 - :"=r" (word) 46.332 - :"r" (~word)); 46.333 - return word; 46.334 -} 46.335 - 46.336 -#ifdef __KERNEL__ 46.337 - 46.338 -/** 46.339 - * ffs - find first bit set 46.340 - * @x: the word to search 46.341 - * 46.342 - * This is defined the same way as 46.343 - * the libc and compiler builtin ffs routines, therefore 46.344 - * differs in spirit from the above ffz (man ffs). 46.345 - */ 46.346 -static __inline__ int ffs(int x) 46.347 -{ 46.348 - int r; 46.349 - 46.350 - __asm__("bsfl %1,%0\n\t" 46.351 - "jnz 1f\n\t" 46.352 - "movl $-1,%0\n" 46.353 - "1:" : "=r" (r) : "rm" (x)); 46.354 - return r+1; 46.355 -} 46.356 - 46.357 -/** 46.358 - * hweightN - returns the hamming weight of a N-bit word 46.359 - * @x: the word to weigh 46.360 - * 46.361 - * The Hamming Weight of a number is the total number of bits set in it. 46.362 - */ 46.363 - 46.364 -#define hweight32(x) generic_hweight32(x) 46.365 -#define hweight16(x) generic_hweight16(x) 46.366 -#define hweight8(x) generic_hweight8(x) 46.367 - 46.368 -#endif /* __KERNEL__ */ 46.369 - 46.370 -#ifdef __KERNEL__ 46.371 - 46.372 -#define ext2_set_bit __test_and_set_bit 46.373 -#define ext2_clear_bit __test_and_clear_bit 46.374 -#define ext2_test_bit test_bit 46.375 -#define ext2_find_first_zero_bit find_first_zero_bit 46.376 -#define ext2_find_next_zero_bit find_next_zero_bit 46.377 - 46.378 -/* Bitmap functions for the minix filesystem. */ 46.379 -#define minix_test_and_set_bit(nr,addr) __test_and_set_bit(nr,addr) 46.380 -#define minix_set_bit(nr,addr) __set_bit(nr,addr) 46.381 -#define minix_test_and_clear_bit(nr,addr) __test_and_clear_bit(nr,addr) 46.382 -#define minix_test_bit(nr,addr) test_bit(nr,addr) 46.383 -#define minix_find_first_zero_bit(addr,size) find_first_zero_bit(addr,size) 46.384 - 46.385 -#endif /* __KERNEL__ */ 46.386 - 46.387 -#endif /* _I386_BITOPS_H */
47.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/boot.h Fri Mar 14 15:48:09 2003 +0000 47.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 47.3 @@ -1,15 +0,0 @@ 47.4 -#ifndef _LINUX_BOOT_H 47.5 -#define _LINUX_BOOT_H 47.6 - 47.7 -/* Don't touch these, unless you really know what you're doing. */ 47.8 -#define DEF_INITSEG 0x9000 47.9 -#define DEF_SYSSEG 0x1000 47.10 -#define DEF_SETUPSEG 0x9020 47.11 -#define DEF_SYSSIZE 0x7F00 47.12 - 47.13 -/* Internal svga startup constants */ 47.14 -#define NORMAL_VGA 0xffff /* 80x25 mode */ 47.15 -#define EXTENDED_VGA 0xfffe /* 80x50 mode */ 47.16 -#define ASK_VGA 0xfffd /* ask for it at bootup */ 47.17 - 47.18 -#endif
48.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/byteorder.h Fri Mar 14 15:48:09 2003 +0000 48.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 48.3 @@ -1,47 +0,0 @@ 48.4 -#ifndef _I386_BYTEORDER_H 48.5 -#define _I386_BYTEORDER_H 48.6 - 48.7 -#include <asm/types.h> 48.8 - 48.9 -#ifdef __GNUC__ 48.10 - 48.11 -/* For avoiding bswap on i386 */ 48.12 -#ifdef __KERNEL__ 48.13 -#include <linux/config.h> 48.14 -#endif 48.15 - 48.16 -static __inline__ __const__ __u32 ___arch__swab32(__u32 x) 48.17 -{ 48.18 -#ifdef CONFIG_X86_BSWAP 48.19 - __asm__("bswap %0" : "=r" (x) : "0" (x)); 48.20 -#else 48.21 - __asm__("xchgb %b0,%h0\n\t" /* swap lower bytes */ 48.22 - "rorl $16,%0\n\t" /* swap words */ 48.23 - "xchgb %b0,%h0" /* swap higher bytes */ 48.24 - :"=q" (x) 48.25 - : "0" (x)); 48.26 -#endif 48.27 - return x; 48.28 -} 48.29 - 48.30 -static __inline__ __const__ __u16 ___arch__swab16(__u16 x) 48.31 -{ 48.32 - __asm__("xchgb %b0,%h0" /* swap bytes */ \ 48.33 - : "=q" (x) \ 48.34 - : "0" (x)); \ 48.35 - return x; 48.36 -} 48.37 - 48.38 -#define __arch__swab32(x) ___arch__swab32(x) 48.39 -#define __arch__swab16(x) ___arch__swab16(x) 48.40 - 48.41 -#if !defined(__STRICT_ANSI__) || defined(__KERNEL__) 48.42 -# define __BYTEORDER_HAS_U64__ 48.43 -# define __SWAB_64_THRU_32__ 48.44 -#endif 48.45 - 48.46 -#endif /* __GNUC__ */ 48.47 - 48.48 -#include <linux/byteorder/little_endian.h> 48.49 - 48.50 -#endif /* _I386_BYTEORDER_H */
49.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/cache.h Fri Mar 14 15:48:09 2003 +0000 49.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 49.3 @@ -1,13 +0,0 @@ 49.4 -/* 49.5 - * include/asm-i386/cache.h 49.6 - */ 49.7 -#ifndef __ARCH_I386_CACHE_H 49.8 -#define __ARCH_I386_CACHE_H 49.9 - 49.10 -#include <linux/config.h> 49.11 - 49.12 -/* L1 cache line size */ 49.13 -#define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT) 49.14 -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) 49.15 - 49.16 -#endif
50.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/checksum.h Fri Mar 14 15:48:09 2003 +0000 50.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 50.3 @@ -1,195 +0,0 @@ 50.4 -#ifndef _I386_CHECKSUM_H 50.5 -#define _I386_CHECKSUM_H 50.6 - 50.7 - 50.8 -/* 50.9 - * computes the checksum of a memory block at buff, length len, 50.10 - * and adds in "sum" (32-bit) 50.11 - * 50.12 - * returns a 32-bit number suitable for feeding into itself 50.13 - * or csum_tcpudp_magic 50.14 - * 50.15 - * this function must be called with even lengths, except 50.16 - * for the last fragment, which may be odd 50.17 - * 50.18 - * it's best to have buff aligned on a 32-bit boundary 50.19 - */ 50.20 -asmlinkage unsigned int csum_partial(const unsigned char * buff, int len, unsigned int sum); 50.21 - 50.22 -/* 50.23 - * the same as csum_partial, but copies from src while it 50.24 - * checksums, and handles user-space pointer exceptions correctly, when needed. 50.25 - * 50.26 - * here even more important to align src and dst on a 32-bit (or even 50.27 - * better 64-bit) boundary 50.28 - */ 50.29 - 50.30 -asmlinkage unsigned int csum_partial_copy_generic( const char *src, char *dst, int len, int sum, 50.31 - int *src_err_ptr, int *dst_err_ptr); 50.32 - 50.33 -/* 50.34 - * Note: when you get a NULL pointer exception here this means someone 50.35 - * passed in an incorrect kernel address to one of these functions. 50.36 - * 50.37 - * If you use these functions directly please don't forget the 50.38 - * verify_area(). 50.39 - */ 50.40 -static __inline__ 50.41 -unsigned int csum_partial_copy_nocheck ( const char *src, char *dst, 50.42 - int len, int sum) 50.43 -{ 50.44 - return csum_partial_copy_generic ( src, dst, len, sum, NULL, NULL); 50.45 -} 50.46 - 50.47 -static __inline__ 50.48 -unsigned int csum_partial_copy_from_user ( const char *src, char *dst, 50.49 - int len, int sum, int *err_ptr) 50.50 -{ 50.51 - return csum_partial_copy_generic ( src, dst, len, sum, err_ptr, NULL); 50.52 -} 50.53 - 50.54 -/* 50.55 - * These are the old (and unsafe) way of doing checksums, a warning message will be 50.56 - * printed if they are used and an exeption occurs. 50.57 - * 50.58 - * these functions should go away after some time. 50.59 - */ 50.60 - 50.61 -#define csum_partial_copy_fromuser csum_partial_copy 50.62 -unsigned int csum_partial_copy( const char *src, char *dst, int len, int sum); 50.63 - 50.64 -/* 50.65 - * This is a version of ip_compute_csum() optimized for IP headers, 50.66 - * which always checksum on 4 octet boundaries. 50.67 - * 50.68 - * By Jorge Cwik <jorge@laser.satlink.net>, adapted for linux by 50.69 - * Arnt Gulbrandsen. 50.70 - */ 50.71 -static inline unsigned short ip_fast_csum(unsigned char * iph, 50.72 - unsigned int ihl) 50.73 -{ 50.74 - unsigned int sum; 50.75 - 50.76 - __asm__ __volatile__( 50.77 - "movl (%1), %0 ;\n" 50.78 - "subl $4, %2 ;\n" 50.79 - "jbe 2f ;\n" 50.80 - "addl 4(%1), %0 ;\n" 50.81 - "adcl 8(%1), %0 ;\n" 50.82 - "adcl 12(%1), %0 ;\n" 50.83 -"1: adcl 16(%1), %0 ;\n" 50.84 - "lea 4(%1), %1 ;\n" 50.85 - "decl %2 ;\n" 50.86 - "jne 1b ;\n" 50.87 - "adcl $0, %0 ;\n" 50.88 - "movl %0, %2 ;\n" 50.89 - "shrl $16, %0 ;\n" 50.90 - "addw %w2, %w0 ;\n" 50.91 - "adcl $0, %0 ;\n" 50.92 - "notl %0 ;\n" 50.93 -"2: ;\n" 50.94 - /* Since the input registers which are loaded with iph and ipl 50.95 - are modified, we must also specify them as outputs, or gcc 50.96 - will assume they contain their original values. */ 50.97 - : "=r" (sum), "=r" (iph), "=r" (ihl) 50.98 - : "1" (iph), "2" (ihl)); 50.99 - return(sum); 50.100 -} 50.101 - 50.102 -/* 50.103 - * Fold a partial checksum 50.104 - */ 50.105 - 50.106 -static inline unsigned int csum_fold(unsigned int sum) 50.107 -{ 50.108 - __asm__( 50.109 - "addl %1, %0 ;\n" 50.110 - "adcl $0xffff, %0 ;\n" 50.111 - : "=r" (sum) 50.112 - : "r" (sum << 16), "0" (sum & 0xffff0000) 50.113 - ); 50.114 - return (~sum) >> 16; 50.115 -} 50.116 - 50.117 -static inline unsigned long csum_tcpudp_nofold(unsigned long saddr, 50.118 - unsigned long daddr, 50.119 - unsigned short len, 50.120 - unsigned short proto, 50.121 - unsigned int sum) 50.122 -{ 50.123 - __asm__( 50.124 - "addl %1, %0 ;\n" 50.125 - "adcl %2, %0 ;\n" 50.126 - "adcl %3, %0 ;\n" 50.127 - "adcl $0, %0 ;\n" 50.128 - : "=r" (sum) 50.129 - : "g" (daddr), "g"(saddr), "g"((ntohs(len)<<16)+proto*256), "0"(sum)); 50.130 - return sum; 50.131 -} 50.132 - 50.133 -/* 50.134 - * computes the checksum of the TCP/UDP pseudo-header 50.135 - * returns a 16-bit checksum, already complemented 50.136 - */ 50.137 -static inline unsigned short int csum_tcpudp_magic(unsigned long saddr, 50.138 - unsigned long daddr, 50.139 - unsigned short len, 50.140 - unsigned short proto, 50.141 - unsigned int sum) 50.142 -{ 50.143 - return csum_fold(csum_tcpudp_nofold(saddr,daddr,len,proto,sum)); 50.144 -} 50.145 - 50.146 -/* 50.147 - * this routine is used for miscellaneous IP-like checksums, mainly 50.148 - * in icmp.c 50.149 - */ 50.150 - 50.151 -static inline unsigned short ip_compute_csum(unsigned char * buff, int len) 50.152 -{ 50.153 - return csum_fold (csum_partial(buff, len, 0)); 50.154 -} 50.155 - 50.156 -#define _HAVE_ARCH_IPV6_CSUM 50.157 -static __inline__ unsigned short int csum_ipv6_magic(struct in6_addr *saddr, 50.158 - struct in6_addr *daddr, 50.159 - __u32 len, 50.160 - unsigned short proto, 50.161 - unsigned int sum) 50.162 -{ 50.163 - __asm__( 50.164 - "addl 0(%1), %0 ;\n" 50.165 - "adcl 4(%1), %0 ;\n" 50.166 - "adcl 8(%1), %0 ;\n" 50.167 - "adcl 12(%1), %0 ;\n" 50.168 - "adcl 0(%2), %0 ;\n" 50.169 - "adcl 4(%2), %0 ;\n" 50.170 - "adcl 8(%2), %0 ;\n" 50.171 - "adcl 12(%2), %0 ;\n" 50.172 - "adcl %3, %0 ;\n" 50.173 - "adcl %4, %0 ;\n" 50.174 - "adcl $0, %0 ;\n" 50.175 - : "=&r" (sum) 50.176 - : "r" (saddr), "r" (daddr), 50.177 - "r"(htonl(len)), "r"(htonl(proto)), "0"(sum)); 50.178 - 50.179 - return csum_fold(sum); 50.180 -} 50.181 - 50.182 -/* 50.183 - * Copy and checksum to user 50.184 - */ 50.185 -#define HAVE_CSUM_COPY_USER 50.186 -static __inline__ unsigned int csum_and_copy_to_user(const char *src, char *dst, 50.187 - int len, int sum, int *err_ptr) 50.188 -{ 50.189 - if (access_ok(VERIFY_WRITE, dst, len)) 50.190 - return csum_partial_copy_generic(src, dst, len, sum, NULL, err_ptr); 50.191 - 50.192 - if (len) 50.193 - *err_ptr = -EFAULT; 50.194 - 50.195 - return -1; /* invalid checksum */ 50.196 -} 50.197 - 50.198 -#endif
51.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/cpufeature.h Fri Mar 14 15:48:09 2003 +0000 51.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 51.3 @@ -1,76 +0,0 @@ 51.4 -/* 51.5 - * cpufeature.h 51.6 - * 51.7 - * Defines x86 CPU feature bits 51.8 - */ 51.9 - 51.10 -#ifndef __ASM_I386_CPUFEATURE_H 51.11 -#define __ASM_I386_CPUFEATURE_H 51.12 - 51.13 -/* Sample usage: CPU_FEATURE_P(cpu.x86_capability, FPU) */ 51.14 -#define CPU_FEATURE_P(CAP, FEATURE) test_bit(CAP, X86_FEATURE_##FEATURE ##_BIT) 51.15 - 51.16 -#define NCAPINTS 4 /* Currently we have 4 32-bit words worth of info */ 51.17 - 51.18 -/* Intel-defined CPU features, CPUID level 0x00000001, word 0 */ 51.19 -#define X86_FEATURE_FPU (0*32+ 0) /* Onboard FPU */ 51.20 -#define X86_FEATURE_VME (0*32+ 1) /* Virtual Mode Extensions */ 51.21 -#define X86_FEATURE_DE (0*32+ 2) /* Debugging Extensions */ 51.22 -#define X86_FEATURE_PSE (0*32+ 3) /* Page Size Extensions */ 51.23 -#define X86_FEATURE_TSC (0*32+ 4) /* Time Stamp Counter */ 51.24 -#define X86_FEATURE_MSR (0*32+ 5) /* Model-Specific Registers, RDMSR, WRMSR */ 51.25 -#define X86_FEATURE_PAE (0*32+ 6) /* Physical Address Extensions */ 51.26 -#define X86_FEATURE_MCE (0*32+ 7) /* Machine Check Architecture */ 51.27 -#define X86_FEATURE_CX8 (0*32+ 8) /* CMPXCHG8 instruction */ 51.28 -#define X86_FEATURE_APIC (0*32+ 9) /* Onboard APIC */ 51.29 -#define X86_FEATURE_SEP (0*32+11) /* SYSENTER/SYSEXIT */ 51.30 -#define X86_FEATURE_MTRR (0*32+12) /* Memory Type Range Registers */ 51.31 -#define X86_FEATURE_PGE (0*32+13) /* Page Global Enable */ 51.32 -#define X86_FEATURE_MCA (0*32+14) /* Machine Check Architecture */ 51.33 -#define X86_FEATURE_CMOV (0*32+15) /* CMOV instruction (FCMOVCC and FCOMI too if FPU present) */ 51.34 -#define X86_FEATURE_PAT (0*32+16) /* Page Attribute Table */ 51.35 -#define X86_FEATURE_PSE36 (0*32+17) /* 36-bit PSEs */ 51.36 -#define X86_FEATURE_PN (0*32+18) /* Processor serial number */ 51.37 -#define X86_FEATURE_CLFLSH (0*32+19) /* Supports the CLFLUSH instruction */ 51.38 -#define X86_FEATURE_DTES (0*32+21) /* Debug Trace Store */ 51.39 -#define X86_FEATURE_ACPI (0*32+22) /* ACPI via MSR */ 51.40 -#define X86_FEATURE_MMX (0*32+23) /* Multimedia Extensions */ 51.41 -#define X86_FEATURE_FXSR (0*32+24) /* FXSAVE and FXRSTOR instructions (fast save and restore */ 51.42 - /* of FPU context), and CR4.OSFXSR available */ 51.43 -#define X86_FEATURE_XMM (0*32+25) /* Streaming SIMD Extensions */ 51.44 -#define X86_FEATURE_XMM2 (0*32+26) /* Streaming SIMD Extensions-2 */ 51.45 -#define X86_FEATURE_SELFSNOOP (0*32+27) /* CPU self snoop */ 51.46 -#define X86_FEATURE_HT (0*32+28) /* Hyper-Threading */ 51.47 -#define X86_FEATURE_ACC (0*32+29) /* Automatic clock control */ 51.48 -#define X86_FEATURE_IA64 (0*32+30) /* IA-64 processor */ 51.49 - 51.50 -/* AMD-defined CPU features, CPUID level 0x80000001, word 1 */ 51.51 -/* Don't duplicate feature flags which are redundant with Intel! */ 51.52 -#define X86_FEATURE_SYSCALL (1*32+11) /* SYSCALL/SYSRET */ 51.53 -#define X86_FEATURE_MMXEXT (1*32+22) /* AMD MMX extensions */ 51.54 -#define X86_FEATURE_LM (1*32+29) /* Long Mode (x86-64) */ 51.55 -#define X86_FEATURE_3DNOWEXT (1*32+30) /* AMD 3DNow! extensions */ 51.56 -#define X86_FEATURE_3DNOW (1*32+31) /* 3DNow! */ 51.57 - 51.58 -/* Transmeta-defined CPU features, CPUID level 0x80860001, word 2 */ 51.59 -#define X86_FEATURE_RECOVERY (2*32+ 0) /* CPU in recovery mode */ 51.60 -#define X86_FEATURE_LONGRUN (2*32+ 1) /* Longrun power control */ 51.61 -#define X86_FEATURE_LRTI (2*32+ 3) /* LongRun table interface */ 51.62 - 51.63 -/* Other features, Linux-defined mapping, word 3 */ 51.64 -/* This range is used for feature bits which conflict or are synthesized */ 51.65 -#define X86_FEATURE_CXMMX (3*32+ 0) /* Cyrix MMX extensions */ 51.66 -#define X86_FEATURE_K6_MTRR (3*32+ 1) /* AMD K6 nonstandard MTRRs */ 51.67 -#define X86_FEATURE_CYRIX_ARR (3*32+ 2) /* Cyrix ARRs (= MTRRs) */ 51.68 -#define X86_FEATURE_CENTAUR_MCR (3*32+ 3) /* Centaur MCRs (= MTRRs) */ 51.69 - 51.70 -#define cpu_has(c, bit) test_bit(bit, (c)->x86_capability) 51.71 - 51.72 -#endif /* __ASM_I386_CPUFEATURE_H */ 51.73 - 51.74 -/* 51.75 - * Local Variables: 51.76 - * mode:c 51.77 - * comment-column:42 51.78 - * End: 51.79 - */
52.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/current.h Fri Mar 14 15:48:09 2003 +0000 52.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 52.3 @@ -1,15 +0,0 @@ 52.4 -#ifndef _I386_CURRENT_H 52.5 -#define _I386_CURRENT_H 52.6 - 52.7 -struct task_struct; 52.8 - 52.9 -static inline struct task_struct * get_current(void) 52.10 -{ 52.11 - struct task_struct *current; 52.12 - __asm__("andl %%esp,%0; ":"=r" (current) : "0" (~8191UL)); 52.13 - return current; 52.14 - } 52.15 - 52.16 -#define current get_current() 52.17 - 52.18 -#endif /* !(_I386_CURRENT_H) */
53.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/debugreg.h Fri Mar 14 15:48:09 2003 +0000 53.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 53.3 @@ -1,64 +0,0 @@ 53.4 -#ifndef _I386_DEBUGREG_H 53.5 -#define _I386_DEBUGREG_H 53.6 - 53.7 - 53.8 -/* Indicate the register numbers for a number of the specific 53.9 - debug registers. Registers 0-3 contain the addresses we wish to trap on */ 53.10 -#define DR_FIRSTADDR 0 /* u_debugreg[DR_FIRSTADDR] */ 53.11 -#define DR_LASTADDR 3 /* u_debugreg[DR_LASTADDR] */ 53.12 - 53.13 -#define DR_STATUS 6 /* u_debugreg[DR_STATUS] */ 53.14 -#define DR_CONTROL 7 /* u_debugreg[DR_CONTROL] */ 53.15 - 53.16 -/* Define a few things for the status register. We can use this to determine 53.17 - which debugging register was responsible for the trap. The other bits 53.18 - are either reserved or not of interest to us. */ 53.19 - 53.20 -#define DR_TRAP0 (0x1) /* db0 */ 53.21 -#define DR_TRAP1 (0x2) /* db1 */ 53.22 -#define DR_TRAP2 (0x4) /* db2 */ 53.23 -#define DR_TRAP3 (0x8) /* db3 */ 53.24 - 53.25 -#define DR_STEP (0x4000) /* single-step */ 53.26 -#define DR_SWITCH (0x8000) /* task switch */ 53.27 - 53.28 -/* Now define a bunch of things for manipulating the control register. 53.29 - The top two bytes of the control register consist of 4 fields of 4 53.30 - bits - each field corresponds to one of the four debug registers, 53.31 - and indicates what types of access we trap on, and how large the data 53.32 - field is that we are looking at */ 53.33 - 53.34 -#define DR_CONTROL_SHIFT 16 /* Skip this many bits in ctl register */ 53.35 -#define DR_CONTROL_SIZE 4 /* 4 control bits per register */ 53.36 - 53.37 -#define DR_RW_EXECUTE (0x0) /* Settings for the access types to trap on */ 53.38 -#define DR_RW_WRITE (0x1) 53.39 -#define DR_RW_READ (0x3) 53.40 - 53.41 -#define DR_LEN_1 (0x0) /* Settings for data length to trap on */ 53.42 -#define DR_LEN_2 (0x4) 53.43 -#define DR_LEN_4 (0xC) 53.44 - 53.45 -/* The low byte to the control register determine which registers are 53.46 - enabled. There are 4 fields of two bits. One bit is "local", meaning 53.47 - that the processor will reset the bit after a task switch and the other 53.48 - is global meaning that we have to explicitly reset the bit. With linux, 53.49 - you can use either one, since we explicitly zero the register when we enter 53.50 - kernel mode. */ 53.51 - 53.52 -#define DR_LOCAL_ENABLE_SHIFT 0 /* Extra shift to the local enable bit */ 53.53 -#define DR_GLOBAL_ENABLE_SHIFT 1 /* Extra shift to the global enable bit */ 53.54 -#define DR_ENABLE_SIZE 2 /* 2 enable bits per register */ 53.55 - 53.56 -#define DR_LOCAL_ENABLE_MASK (0x55) /* Set local bits for all 4 regs */ 53.57 -#define DR_GLOBAL_ENABLE_MASK (0xAA) /* Set global bits for all 4 regs */ 53.58 - 53.59 -/* The second byte to the control register has a few special things. 53.60 - We can slow the instruction pipeline for instructions coming via the 53.61 - gdt or the ldt if we want to. I am not sure why this is an advantage */ 53.62 - 53.63 -#define DR_CONTROL_RESERVED (0xFC00) /* Reserved by Intel */ 53.64 -#define DR_LOCAL_SLOWDOWN (0x100) /* Local slow the pipeline */ 53.65 -#define DR_GLOBAL_SLOWDOWN (0x200) /* Global slow the pipeline */ 53.66 - 53.67 -#endif
54.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/delay.h Fri Mar 14 15:48:09 2003 +0000 54.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 54.3 @@ -1,20 +0,0 @@ 54.4 -#ifndef _I386_DELAY_H 54.5 -#define _I386_DELAY_H 54.6 - 54.7 -/* 54.8 - * Copyright (C) 1993 Linus Torvalds 54.9 - * 54.10 - * Delay routines calling functions in arch/i386/lib/delay.c 54.11 - */ 54.12 - 54.13 -extern void __bad_udelay(void); 54.14 - 54.15 -extern void __udelay(unsigned long usecs); 54.16 -extern void __const_udelay(unsigned long usecs); 54.17 -extern void __delay(unsigned long loops); 54.18 - 54.19 -#define udelay(n) (__builtin_constant_p(n) ? \ 54.20 - ((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c6ul)) : \ 54.21 - __udelay(n)) 54.22 - 54.23 -#endif /* defined(_I386_DELAY_H) */
55.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/div64.h Fri Mar 14 15:48:09 2003 +0000 55.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 55.3 @@ -1,17 +0,0 @@ 55.4 -#ifndef __I386_DIV64 55.5 -#define __I386_DIV64 55.6 - 55.7 -#define do_div(n,base) ({ \ 55.8 - unsigned long __upper, __low, __high, __mod; \ 55.9 - asm("":"=a" (__low), "=d" (__high):"A" (n)); \ 55.10 - __upper = __high; \ 55.11 - if (__high) { \ 55.12 - __upper = __high % (base); \ 55.13 - __high = __high / (base); \ 55.14 - } \ 55.15 - asm("divl %2":"=a" (__low), "=d" (__mod):"rm" (base), "0" (__low), "1" (__upper)); \ 55.16 - asm("":"=A" (n):"a" (__low),"d" (__high)); \ 55.17 - __mod; \ 55.18 -}) 55.19 - 55.20 -#endif
56.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/dma.h Fri Mar 14 15:48:09 2003 +0000 56.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 56.3 @@ -1,298 +0,0 @@ 56.4 -/* $Id: dma.h,v 1.7 1992/12/14 00:29:34 root Exp root $ 56.5 - * linux/include/asm/dma.h: Defines for using and allocating dma channels. 56.6 - * Written by Hennus Bergman, 1992. 56.7 - * High DMA channel support & info by Hannu Savolainen 56.8 - * and John Boyd, Nov. 1992. 56.9 - */ 56.10 - 56.11 -#ifndef _ASM_DMA_H 56.12 -#define _ASM_DMA_H 56.13 - 56.14 -#include <linux/config.h> 56.15 -#include <linux/spinlock.h> /* And spinlocks */ 56.16 -#include <asm/io.h> /* need byte IO */ 56.17 -#include <linux/delay.h> 56.18 - 56.19 - 56.20 -#ifdef HAVE_REALLY_SLOW_DMA_CONTROLLER 56.21 -#define dma_outb outb_p 56.22 -#else 56.23 -#define dma_outb outb 56.24 -#endif 56.25 - 56.26 -#define dma_inb inb 56.27 - 56.28 -/* 56.29 - * NOTES about DMA transfers: 56.30 - * 56.31 - * controller 1: channels 0-3, byte operations, ports 00-1F 56.32 - * controller 2: channels 4-7, word operations, ports C0-DF 56.33 - * 56.34 - * - ALL registers are 8 bits only, regardless of transfer size 56.35 - * - channel 4 is not used - cascades 1 into 2. 56.36 - * - channels 0-3 are byte - addresses/counts are for physical bytes 56.37 - * - channels 5-7 are word - addresses/counts are for physical words 56.38 - * - transfers must not cross physical 64K (0-3) or 128K (5-7) boundaries 56.39 - * - transfer count loaded to registers is 1 less than actual count 56.40 - * - controller 2 offsets are all even (2x offsets for controller 1) 56.41 - * - page registers for 5-7 don't use data bit 0, represent 128K pages 56.42 - * - page registers for 0-3 use bit 0, represent 64K pages 56.43 - * 56.44 - * DMA transfers are limited to the lower 16MB of _physical_ memory. 56.45 - * Note that addresses loaded into registers must be _physical_ addresses, 56.46 - * not logical addresses (which may differ if paging is active). 56.47 - * 56.48 - * Address mapping for channels 0-3: 56.49 - * 56.50 - * A23 ... A16 A15 ... A8 A7 ... A0 (Physical addresses) 56.51 - * | ... | | ... | | ... | 56.52 - * | ... | | ... | | ... | 56.53 - * | ... | | ... | | ... | 56.54 - * P7 ... P0 A7 ... A0 A7 ... A0 56.55 - * | Page | Addr MSB | Addr LSB | (DMA registers) 56.56 - * 56.57 - * Address mapping for channels 5-7: 56.58 - * 56.59 - * A23 ... A17 A16 A15 ... A9 A8 A7 ... A1 A0 (Physical addresses) 56.60 - * | ... | \ \ ... \ \ \ ... \ \ 56.61 - * | ... | \ \ ... \ \ \ ... \ (not used) 56.62 - * | ... | \ \ ... \ \ \ ... \ 56.63 - * P7 ... P1 (0) A7 A6 ... A0 A7 A6 ... A0 56.64 - * | Page | Addr MSB | Addr LSB | (DMA registers) 56.65 - * 56.66 - * Again, channels 5-7 transfer _physical_ words (16 bits), so addresses 56.67 - * and counts _must_ be word-aligned (the lowest address bit is _ignored_ at 56.68 - * the hardware level, so odd-byte transfers aren't possible). 56.69 - * 56.70 - * Transfer count (_not # bytes_) is limited to 64K, represented as actual 56.71 - * count - 1 : 64K => 0xFFFF, 1 => 0x0000. Thus, count is always 1 or more, 56.72 - * and up to 128K bytes may be transferred on channels 5-7 in one operation. 56.73 - * 56.74 - */ 56.75 - 56.76 -#define MAX_DMA_CHANNELS 8 56.77 - 56.78 -/* The maximum address that we can perform a DMA transfer to on this platform */ 56.79 -#define MAX_DMA_ADDRESS (PAGE_OFFSET+0x1000000) 56.80 - 56.81 -/* 8237 DMA controllers */ 56.82 -#define IO_DMA1_BASE 0x00 /* 8 bit slave DMA, channels 0..3 */ 56.83 -#define IO_DMA2_BASE 0xC0 /* 16 bit master DMA, ch 4(=slave input)..7 */ 56.84 - 56.85 -/* DMA controller registers */ 56.86 -#define DMA1_CMD_REG 0x08 /* command register (w) */ 56.87 -#define DMA1_STAT_REG 0x08 /* status register (r) */ 56.88 -#define DMA1_REQ_REG 0x09 /* request register (w) */ 56.89 -#define DMA1_MASK_REG 0x0A /* single-channel mask (w) */ 56.90 -#define DMA1_MODE_REG 0x0B /* mode register (w) */ 56.91 -#define DMA1_CLEAR_FF_REG 0x0C /* clear pointer flip-flop (w) */ 56.92 -#define DMA1_TEMP_REG 0x0D /* Temporary Register (r) */ 56.93 -#define DMA1_RESET_REG 0x0D /* Master Clear (w) */ 56.94 -#define DMA1_CLR_MASK_REG 0x0E /* Clear Mask */ 56.95 -#define DMA1_MASK_ALL_REG 0x0F /* all-channels mask (w) */ 56.96 - 56.97 -#define DMA2_CMD_REG 0xD0 /* command register (w) */ 56.98 -#define DMA2_STAT_REG 0xD0 /* status register (r) */ 56.99 -#define DMA2_REQ_REG 0xD2 /* request register (w) */ 56.100 -#define DMA2_MASK_REG 0xD4 /* single-channel mask (w) */ 56.101 -#define DMA2_MODE_REG 0xD6 /* mode register (w) */ 56.102 -#define DMA2_CLEAR_FF_REG 0xD8 /* clear pointer flip-flop (w) */ 56.103 -#define DMA2_TEMP_REG 0xDA /* Temporary Register (r) */ 56.104 -#define DMA2_RESET_REG 0xDA /* Master Clear (w) */ 56.105 -#define DMA2_CLR_MASK_REG 0xDC /* Clear Mask */ 56.106 -#define DMA2_MASK_ALL_REG 0xDE /* all-channels mask (w) */ 56.107 - 56.108 -#define DMA_ADDR_0 0x00 /* DMA address registers */ 56.109 -#define DMA_ADDR_1 0x02 56.110 -#define DMA_ADDR_2 0x04 56.111 -#define DMA_ADDR_3 0x06 56.112 -#define DMA_ADDR_4 0xC0 56.113 -#define DMA_ADDR_5 0xC4 56.114 -#define DMA_ADDR_6 0xC8 56.115 -#define DMA_ADDR_7 0xCC 56.116 - 56.117 -#define DMA_CNT_0 0x01 /* DMA count registers */ 56.118 -#define DMA_CNT_1 0x03 56.119 -#define DMA_CNT_2 0x05 56.120 -#define DMA_CNT_3 0x07 56.121 -#define DMA_CNT_4 0xC2 56.122 -#define DMA_CNT_5 0xC6 56.123 -#define DMA_CNT_6 0xCA 56.124 -#define DMA_CNT_7 0xCE 56.125 - 56.126 -#define DMA_PAGE_0 0x87 /* DMA page registers */ 56.127 -#define DMA_PAGE_1 0x83 56.128 -#define DMA_PAGE_2 0x81 56.129 -#define DMA_PAGE_3 0x82 56.130 -#define DMA_PAGE_5 0x8B 56.131 -#define DMA_PAGE_6 0x89 56.132 -#define DMA_PAGE_7 0x8A 56.133 - 56.134 -#define DMA_MODE_READ 0x44 /* I/O to memory, no autoinit, increment, single mode */ 56.135 -#define DMA_MODE_WRITE 0x48 /* memory to I/O, no autoinit, increment, single mode */ 56.136 -#define DMA_MODE_CASCADE 0xC0 /* pass thru DREQ->HRQ, DACK<-HLDA only */ 56.137 - 56.138 -#define DMA_AUTOINIT 0x10 56.139 - 56.140 - 56.141 -extern spinlock_t dma_spin_lock; 56.142 - 56.143 -static __inline__ unsigned long claim_dma_lock(void) 56.144 -{ 56.145 - unsigned long flags; 56.146 - spin_lock_irqsave(&dma_spin_lock, flags); 56.147 - return flags; 56.148 -} 56.149 - 56.150 -static __inline__ void release_dma_lock(unsigned long flags) 56.151 -{ 56.152 - spin_unlock_irqrestore(&dma_spin_lock, flags); 56.153 -} 56.154 - 56.155 -/* enable/disable a specific DMA channel */ 56.156 -static __inline__ void enable_dma(unsigned int dmanr) 56.157 -{ 56.158 - if (dmanr<=3) 56.159 - dma_outb(dmanr, DMA1_MASK_REG); 56.160 - else 56.161 - dma_outb(dmanr & 3, DMA2_MASK_REG); 56.162 -} 56.163 - 56.164 -static __inline__ void disable_dma(unsigned int dmanr) 56.165 -{ 56.166 - if (dmanr<=3) 56.167 - dma_outb(dmanr | 4, DMA1_MASK_REG); 56.168 - else 56.169 - dma_outb((dmanr & 3) | 4, DMA2_MASK_REG); 56.170 -} 56.171 - 56.172 -/* Clear the 'DMA Pointer Flip Flop'. 56.173 - * Write 0 for LSB/MSB, 1 for MSB/LSB access. 56.174 - * Use this once to initialize the FF to a known state. 56.175 - * After that, keep track of it. :-) 56.176 - * --- In order to do that, the DMA routines below should --- 56.177 - * --- only be used while holding the DMA lock ! --- 56.178 - */ 56.179 -static __inline__ void clear_dma_ff(unsigned int dmanr) 56.180 -{ 56.181 - if (dmanr<=3) 56.182 - dma_outb(0, DMA1_CLEAR_FF_REG); 56.183 - else 56.184 - dma_outb(0, DMA2_CLEAR_FF_REG); 56.185 -} 56.186 - 56.187 -/* set mode (above) for a specific DMA channel */ 56.188 -static __inline__ void set_dma_mode(unsigned int dmanr, char mode) 56.189 -{ 56.190 - if (dmanr<=3) 56.191 - dma_outb(mode | dmanr, DMA1_MODE_REG); 56.192 - else 56.193 - dma_outb(mode | (dmanr&3), DMA2_MODE_REG); 56.194 -} 56.195 - 56.196 -/* Set only the page register bits of the transfer address. 56.197 - * This is used for successive transfers when we know the contents of 56.198 - * the lower 16 bits of the DMA current address register, but a 64k boundary 56.199 - * may have been crossed. 56.200 - */ 56.201 -static __inline__ void set_dma_page(unsigned int dmanr, char pagenr) 56.202 -{ 56.203 - switch(dmanr) { 56.204 - case 0: 56.205 - dma_outb(pagenr, DMA_PAGE_0); 56.206 - break; 56.207 - case 1: 56.208 - dma_outb(pagenr, DMA_PAGE_1); 56.209 - break; 56.210 - case 2: 56.211 - dma_outb(pagenr, DMA_PAGE_2); 56.212 - break; 56.213 - case 3: 56.214 - dma_outb(pagenr, DMA_PAGE_3); 56.215 - break; 56.216 - case 5: 56.217 - dma_outb(pagenr & 0xfe, DMA_PAGE_5); 56.218 - break; 56.219 - case 6: 56.220 - dma_outb(pagenr & 0xfe, DMA_PAGE_6); 56.221 - break; 56.222 - case 7: 56.223 - dma_outb(pagenr & 0xfe, DMA_PAGE_7); 56.224 - break; 56.225 - } 56.226 -} 56.227 - 56.228 - 56.229 -/* Set transfer address & page bits for specific DMA channel. 56.230 - * Assumes dma flipflop is clear. 56.231 - */ 56.232 -static __inline__ void set_dma_addr(unsigned int dmanr, unsigned int a) 56.233 -{ 56.234 - set_dma_page(dmanr, a>>16); 56.235 - if (dmanr <= 3) { 56.236 - dma_outb( a & 0xff, ((dmanr&3)<<1) + IO_DMA1_BASE ); 56.237 - dma_outb( (a>>8) & 0xff, ((dmanr&3)<<1) + IO_DMA1_BASE ); 56.238 - } else { 56.239 - dma_outb( (a>>1) & 0xff, ((dmanr&3)<<2) + IO_DMA2_BASE ); 56.240 - dma_outb( (a>>9) & 0xff, ((dmanr&3)<<2) + IO_DMA2_BASE ); 56.241 - } 56.242 -} 56.243 - 56.244 - 56.245 -/* Set transfer size (max 64k for DMA1..3, 128k for DMA5..7) for 56.246 - * a specific DMA channel. 56.247 - * You must ensure the parameters are valid. 56.248 - * NOTE: from a manual: "the number of transfers is one more 56.249 - * than the initial word count"! This is taken into account. 56.250 - * Assumes dma flip-flop is clear. 56.251 - * NOTE 2: "count" represents _bytes_ and must be even for channels 5-7. 56.252 - */ 56.253 -static __inline__ void set_dma_count(unsigned int dmanr, unsigned int count) 56.254 -{ 56.255 - count--; 56.256 - if (dmanr <= 3) { 56.257 - dma_outb( count & 0xff, ((dmanr&3)<<1) + 1 + IO_DMA1_BASE ); 56.258 - dma_outb( (count>>8) & 0xff, ((dmanr&3)<<1) + 1 + IO_DMA1_BASE ); 56.259 - } else { 56.260 - dma_outb( (count>>1) & 0xff, ((dmanr&3)<<2) + 2 + IO_DMA2_BASE ); 56.261 - dma_outb( (count>>9) & 0xff, ((dmanr&3)<<2) + 2 + IO_DMA2_BASE ); 56.262 - } 56.263 -} 56.264 - 56.265 - 56.266 -/* Get DMA residue count. After a DMA transfer, this 56.267 - * should return zero. Reading this while a DMA transfer is 56.268 - * still in progress will return unpredictable results. 56.269 - * If called before the channel has been used, it may return 1. 56.270 - * Otherwise, it returns the number of _bytes_ left to transfer. 56.271 - * 56.272 - * Assumes DMA flip-flop is clear. 56.273 - */ 56.274 -static __inline__ int get_dma_residue(unsigned int dmanr) 56.275 -{ 56.276 - unsigned int io_port = (dmanr<=3)? ((dmanr&3)<<1) + 1 + IO_DMA1_BASE 56.277 - : ((dmanr&3)<<2) + 2 + IO_DMA2_BASE; 56.278 - 56.279 - /* using short to get 16-bit wrap around */ 56.280 - unsigned short count; 56.281 - 56.282 - count = 1 + dma_inb(io_port); 56.283 - count += dma_inb(io_port) << 8; 56.284 - 56.285 - return (dmanr<=3)? count : (count<<1); 56.286 -} 56.287 - 56.288 - 56.289 -/* These are in kernel/dma.c: */ 56.290 -extern int request_dma(unsigned int dmanr, const char * device_id); /* reserve a DMA channel */ 56.291 -extern void free_dma(unsigned int dmanr); /* release it again */ 56.292 - 56.293 -/* From PCI */ 56.294 - 56.295 -#ifdef CONFIG_PCI 56.296 -extern int isa_dma_bridge_buggy; 56.297 -#else 56.298 -#define isa_dma_bridge_buggy (0) 56.299 -#endif 56.300 - 56.301 -#endif /* _ASM_DMA_H */
57.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/elf.h Fri Mar 14 15:48:09 2003 +0000 57.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 57.3 @@ -1,104 +0,0 @@ 57.4 -#ifndef __ASMi386_ELF_H 57.5 -#define __ASMi386_ELF_H 57.6 - 57.7 -/* 57.8 - * ELF register definitions.. 57.9 - */ 57.10 - 57.11 -#include <asm/ptrace.h> 57.12 -#include <asm/user.h> 57.13 - 57.14 -#include <linux/utsname.h> 57.15 - 57.16 -typedef unsigned long elf_greg_t; 57.17 - 57.18 -#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) 57.19 -typedef elf_greg_t elf_gregset_t[ELF_NGREG]; 57.20 - 57.21 -typedef struct user_i387_struct elf_fpregset_t; 57.22 -typedef struct user_fxsr_struct elf_fpxregset_t; 57.23 - 57.24 -/* 57.25 - * This is used to ensure we don't load something for the wrong architecture. 57.26 - */ 57.27 -#define elf_check_arch(x) \ 57.28 - (((x)->e_machine == EM_386) || ((x)->e_machine == EM_486)) 57.29 - 57.30 -/* 57.31 - * These are used to set parameters in the core dumps. 57.32 - */ 57.33 -#define ELF_CLASS ELFCLASS32 57.34 -#define ELF_DATA ELFDATA2LSB 57.35 -#define ELF_ARCH EM_386 57.36 - 57.37 -/* SVR4/i386 ABI (pages 3-31, 3-32) says that when the program starts %edx 57.38 - contains a pointer to a function which might be registered using `atexit'. 57.39 - This provides a mean for the dynamic linker to call DT_FINI functions for 57.40 - shared libraries that have been loaded before the code runs. 57.41 - 57.42 - A value of 0 tells we have no such handler. 57.43 - 57.44 - We might as well make sure everything else is cleared too (except for %esp), 57.45 - just to make things more deterministic. 57.46 - */ 57.47 -#define ELF_PLAT_INIT(_r) do { \ 57.48 - _r->ebx = 0; _r->ecx = 0; _r->edx = 0; \ 57.49 - _r->esi = 0; _r->edi = 0; _r->ebp = 0; \ 57.50 - _r->eax = 0; \ 57.51 -} while (0) 57.52 - 57.53 -#define USE_ELF_CORE_DUMP 57.54 -#define ELF_EXEC_PAGESIZE 4096 57.55 - 57.56 -/* This is the location that an ET_DYN program is loaded if exec'ed. Typical 57.57 - use of this is to invoke "./ld.so someprog" to test out a new version of 57.58 - the loader. We need to make sure that it is out of the way of the program 57.59 - that it will "exec", and that there is sufficient room for the brk. */ 57.60 - 57.61 -#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2) 57.62 - 57.63 -/* Wow, the "main" arch needs arch dependent functions too.. :) */ 57.64 - 57.65 -/* regs is struct pt_regs, pr_reg is elf_gregset_t (which is 57.66 - now struct_user_regs, they are different) */ 57.67 - 57.68 -#define ELF_CORE_COPY_REGS(pr_reg, regs) \ 57.69 - pr_reg[0] = regs->ebx; \ 57.70 - pr_reg[1] = regs->ecx; \ 57.71 - pr_reg[2] = regs->edx; \ 57.72 - pr_reg[3] = regs->esi; \ 57.73 - pr_reg[4] = regs->edi; \ 57.74 - pr_reg[5] = regs->ebp; \ 57.75 - pr_reg[6] = regs->eax; \ 57.76 - pr_reg[7] = regs->xds; \ 57.77 - pr_reg[8] = regs->xes; \ 57.78 - /* fake once used fs and gs selectors? */ \ 57.79 - pr_reg[9] = regs->xds; /* was fs and __fs */ \ 57.80 - pr_reg[10] = regs->xds; /* was gs and __gs */ \ 57.81 - pr_reg[11] = regs->orig_eax; \ 57.82 - pr_reg[12] = regs->eip; \ 57.83 - pr_reg[13] = regs->xcs; \ 57.84 - pr_reg[14] = regs->eflags; \ 57.85 - pr_reg[15] = regs->esp; \ 57.86 - pr_reg[16] = regs->xss; 57.87 - 57.88 -/* This yields a mask that user programs can use to figure out what 57.89 - instruction set this CPU supports. This could be done in user space, 57.90 - but it's not easy, and we've already done it here. */ 57.91 - 57.92 -#define ELF_HWCAP (boot_cpu_data.x86_capability[0]) 57.93 - 57.94 -/* This yields a string that ld.so will use to load implementation 57.95 - specific libraries for optimization. This is more specific in 57.96 - intent than poking at uname or /proc/cpuinfo. 57.97 - 57.98 - For the moment, we have only optimizations for the Intel generations, 57.99 - but that could change... */ 57.100 - 57.101 -#define ELF_PLATFORM (system_utsname.machine) 57.102 - 57.103 -#ifdef __KERNEL__ 57.104 -#define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX) 57.105 -#endif 57.106 - 57.107 -#endif
58.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/errno.h Fri Mar 14 15:48:09 2003 +0000 58.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 58.3 @@ -1,132 +0,0 @@ 58.4 -#ifndef _I386_ERRNO_H 58.5 -#define _I386_ERRNO_H 58.6 - 58.7 -#define EPERM 1 /* Operation not permitted */ 58.8 -#define ENOENT 2 /* No such file or directory */ 58.9 -#define ESRCH 3 /* No such process */ 58.10 -#define EINTR 4 /* Interrupted system call */ 58.11 -#define EIO 5 /* I/O error */ 58.12 -#define ENXIO 6 /* No such device or address */ 58.13 -#define E2BIG 7 /* Argument list too long */ 58.14 -#define ENOEXEC 8 /* Exec format error */ 58.15 -#define EBADF 9 /* Bad file number */ 58.16 -#define ECHILD 10 /* No child processes */ 58.17 -#define EAGAIN 11 /* Try again */ 58.18 -#define ENOMEM 12 /* Out of memory */ 58.19 -#define EACCES 13 /* Permission denied */ 58.20 -#define EFAULT 14 /* Bad address */ 58.21 -#define ENOTBLK 15 /* Block device required */ 58.22 -#define EBUSY 16 /* Device or resource busy */ 58.23 -#define EEXIST 17 /* File exists */ 58.24 -#define EXDEV 18 /* Cross-device link */ 58.25 -#define ENODEV 19 /* No such device */ 58.26 -#define ENOTDIR 20 /* Not a directory */ 58.27 -#define EISDIR 21 /* Is a directory */ 58.28 -#define EINVAL 22 /* Invalid argument */ 58.29 -#define ENFILE 23 /* File table overflow */ 58.30 -#define EMFILE 24 /* Too many open files */ 58.31 -#define ENOTTY 25 /* Not a typewriter */ 58.32 -#define ETXTBSY 26 /* Text file busy */ 58.33 -#define EFBIG 27 /* File too large */ 58.34 -#define ENOSPC 28 /* No space left on device */ 58.35 -#define ESPIPE 29 /* Illegal seek */ 58.36 -#define EROFS 30 /* Read-only file system */ 58.37 -#define EMLINK 31 /* Too many links */ 58.38 -#define EPIPE 32 /* Broken pipe */ 58.39 -#define EDOM 33 /* Math argument out of domain of func */ 58.40 -#define ERANGE 34 /* Math result not representable */ 58.41 -#define EDEADLK 35 /* Resource deadlock would occur */ 58.42 -#define ENAMETOOLONG 36 /* File name too long */ 58.43 -#define ENOLCK 37 /* No record locks available */ 58.44 -#define ENOSYS 38 /* Function not implemented */ 58.45 -#define ENOTEMPTY 39 /* Directory not empty */ 58.46 -#define ELOOP 40 /* Too many symbolic links encountered */ 58.47 -#define EWOULDBLOCK EAGAIN /* Operation would block */ 58.48 -#define ENOMSG 42 /* No message of desired type */ 58.49 -#define EIDRM 43 /* Identifier removed */ 58.50 -#define ECHRNG 44 /* Channel number out of range */ 58.51 -#define EL2NSYNC 45 /* Level 2 not synchronized */ 58.52 -#define EL3HLT 46 /* Level 3 halted */ 58.53 -#define EL3RST 47 /* Level 3 reset */ 58.54 -#define ELNRNG 48 /* Link number out of range */ 58.55 -#define EUNATCH 49 /* Protocol driver not attached */ 58.56 -#define ENOCSI 50 /* No CSI structure available */ 58.57 -#define EL2HLT 51 /* Level 2 halted */ 58.58 -#define EBADE 52 /* Invalid exchange */ 58.59 -#define EBADR 53 /* Invalid request descriptor */ 58.60 -#define EXFULL 54 /* Exchange full */ 58.61 -#define ENOANO 55 /* No anode */ 58.62 -#define EBADRQC 56 /* Invalid request code */ 58.63 -#define EBADSLT 57 /* Invalid slot */ 58.64 - 58.65 -#define EDEADLOCK EDEADLK 58.66 - 58.67 -#define EBFONT 59 /* Bad font file format */ 58.68 -#define ENOSTR 60 /* Device not a stream */ 58.69 -#define ENODATA 61 /* No data available */ 58.70 -#define ETIME 62 /* Timer expired */ 58.71 -#define ENOSR 63 /* Out of streams resources */ 58.72 -#define ENONET 64 /* Machine is not on the network */ 58.73 -#define ENOPKG 65 /* Package not installed */ 58.74 -#define EREMOTE 66 /* Object is remote */ 58.75 -#define ENOLINK 67 /* Link has been severed */ 58.76 -#define EADV 68 /* Advertise error */ 58.77 -#define ESRMNT 69 /* Srmount error */ 58.78 -#define ECOMM 70 /* Communication error on send */ 58.79 -#define EPROTO 71 /* Protocol error */ 58.80 -#define EMULTIHOP 72 /* Multihop attempted */ 58.81 -#define EDOTDOT 73 /* RFS specific error */ 58.82 -#define EBADMSG 74 /* Not a data message */ 58.83 -#define EOVERFLOW 75 /* Value too large for defined data type */ 58.84 -#define ENOTUNIQ 76 /* Name not unique on network */ 58.85 -#define EBADFD 77 /* File descriptor in bad state */ 58.86 -#define EREMCHG 78 /* Remote address changed */ 58.87 -#define ELIBACC 79 /* Can not access a needed shared library */ 58.88 -#define ELIBBAD 80 /* Accessing a corrupted shared library */ 58.89 -#define ELIBSCN 81 /* .lib section in a.out corrupted */ 58.90 -#define ELIBMAX 82 /* Attempting to link in too many shared libraries */ 58.91 -#define ELIBEXEC 83 /* Cannot exec a shared library directly */ 58.92 -#define EILSEQ 84 /* Illegal byte sequence */ 58.93 -#define ERESTART 85 /* Interrupted system call should be restarted */ 58.94 -#define ESTRPIPE 86 /* Streams pipe error */ 58.95 -#define EUSERS 87 /* Too many users */ 58.96 -#define ENOTSOCK 88 /* Socket operation on non-socket */ 58.97 -#define EDESTADDRREQ 89 /* Destination address required */ 58.98 -#define EMSGSIZE 90 /* Message too long */ 58.99 -#define EPROTOTYPE 91 /* Protocol wrong type for socket */ 58.100 -#define ENOPROTOOPT 92 /* Protocol not available */ 58.101 -#define EPROTONOSUPPORT 93 /* Protocol not supported */ 58.102 -#define ESOCKTNOSUPPORT 94 /* Socket type not supported */ 58.103 -#define EOPNOTSUPP 95 /* Operation not supported on transport endpoint */ 58.104 -#define EPFNOSUPPORT 96 /* Protocol family not supported */ 58.105 -#define EAFNOSUPPORT 97 /* Address family not supported by protocol */ 58.106 -#define EADDRINUSE 98 /* Address already in use */ 58.107 -#define EADDRNOTAVAIL 99 /* Cannot assign requested address */ 58.108 -#define ENETDOWN 100 /* Network is down */ 58.109 -#define ENETUNREACH 101 /* Network is unreachable */ 58.110 -#define ENETRESET 102 /* Network dropped connection because of reset */ 58.111 -#define ECONNABORTED 103 /* Software caused connection abort */ 58.112 -#define ECONNRESET 104 /* Connection reset by peer */ 58.113 -#define ENOBUFS 105 /* No buffer space available */ 58.114 -#define EISCONN 106 /* Transport endpoint is already connected */ 58.115 -#define ENOTCONN 107 /* Transport endpoint is not connected */ 58.116 -#define ESHUTDOWN 108 /* Cannot send after transport endpoint shutdown */ 58.117 -#define ETOOMANYREFS 109 /* Too many references: cannot splice */ 58.118 -#define ETIMEDOUT 110 /* Connection timed out */ 58.119 -#define ECONNREFUSED 111 /* Connection refused */ 58.120 -#define EHOSTDOWN 112 /* Host is down */ 58.121 -#define EHOSTUNREACH 113 /* No route to host */ 58.122 -#define EALREADY 114 /* Operation already in progress */ 58.123 -#define EINPROGRESS 115 /* Operation now in progress */ 58.124 -#define ESTALE 116 /* Stale NFS file handle */ 58.125 -#define EUCLEAN 117 /* Structure needs cleaning */ 58.126 -#define ENOTNAM 118 /* Not a XENIX named type file */ 58.127 -#define ENAVAIL 119 /* No XENIX semaphores available */ 58.128 -#define EISNAM 120 /* Is a named type file */ 58.129 -#define EREMOTEIO 121 /* Remote I/O error */ 58.130 -#define EDQUOT 122 /* Quota exceeded */ 58.131 - 58.132 -#define ENOMEDIUM 123 /* No medium found */ 58.133 -#define EMEDIUMTYPE 124 /* Wrong medium type */ 58.134 - 58.135 -#endif
59.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/fcntl.h Fri Mar 14 15:48:09 2003 +0000 59.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 59.3 @@ -1,87 +0,0 @@ 59.4 -#ifndef _I386_FCNTL_H 59.5 -#define _I386_FCNTL_H 59.6 - 59.7 -/* open/fcntl - O_SYNC is only implemented on blocks devices and on files 59.8 - located on an ext2 file system */ 59.9 -#define O_ACCMODE 0003 59.10 -#define O_RDONLY 00 59.11 -#define O_WRONLY 01 59.12 -#define O_RDWR 02 59.13 -#define O_CREAT 0100 /* not fcntl */ 59.14 -#define O_EXCL 0200 /* not fcntl */ 59.15 -#define O_NOCTTY 0400 /* not fcntl */ 59.16 -#define O_TRUNC 01000 /* not fcntl */ 59.17 -#define O_APPEND 02000 59.18 -#define O_NONBLOCK 04000 59.19 -#define O_NDELAY O_NONBLOCK 59.20 -#define O_SYNC 010000 59.21 -#define FASYNC 020000 /* fcntl, for BSD compatibility */ 59.22 -#define O_DIRECT 040000 /* direct disk access hint */ 59.23 -#define O_LARGEFILE 0100000 59.24 -#define O_DIRECTORY 0200000 /* must be a directory */ 59.25 -#define O_NOFOLLOW 0400000 /* don't follow links */ 59.26 - 59.27 -#define F_DUPFD 0 /* dup */ 59.28 -#define F_GETFD 1 /* get close_on_exec */ 59.29 -#define F_SETFD 2 /* set/clear close_on_exec */ 59.30 -#define F_GETFL 3 /* get file->f_flags */ 59.31 -#define F_SETFL 4 /* set file->f_flags */ 59.32 -#define F_GETLK 5 59.33 -#define F_SETLK 6 59.34 -#define F_SETLKW 7 59.35 - 59.36 -#define F_SETOWN 8 /* for sockets. */ 59.37 -#define F_GETOWN 9 /* for sockets. */ 59.38 -#define F_SETSIG 10 /* for sockets. */ 59.39 -#define F_GETSIG 11 /* for sockets. */ 59.40 - 59.41 -#define F_GETLK64 12 /* using 'struct flock64' */ 59.42 -#define F_SETLK64 13 59.43 -#define F_SETLKW64 14 59.44 - 59.45 -/* for F_[GET|SET]FL */ 59.46 -#define FD_CLOEXEC 1 /* actually anything with low bit set goes */ 59.47 - 59.48 -/* for posix fcntl() and lockf() */ 59.49 -#define F_RDLCK 0 59.50 -#define F_WRLCK 1 59.51 -#define F_UNLCK 2 59.52 - 59.53 -/* for old implementation of bsd flock () */ 59.54 -#define F_EXLCK 4 /* or 3 */ 59.55 -#define F_SHLCK 8 /* or 4 */ 59.56 - 59.57 -/* for leases */ 59.58 -#define F_INPROGRESS 16 59.59 - 59.60 -/* operations for bsd flock(), also used by the kernel implementation */ 59.61 -#define LOCK_SH 1 /* shared lock */ 59.62 -#define LOCK_EX 2 /* exclusive lock */ 59.63 -#define LOCK_NB 4 /* or'd with one of the above to prevent 59.64 - blocking */ 59.65 -#define LOCK_UN 8 /* remove lock */ 59.66 - 59.67 -#define LOCK_MAND 32 /* This is a mandatory flock */ 59.68 -#define LOCK_READ 64 /* ... Which allows concurrent read operations */ 59.69 -#define LOCK_WRITE 128 /* ... Which allows concurrent write operations */ 59.70 -#define LOCK_RW 192 /* ... Which allows concurrent read & write ops */ 59.71 - 59.72 -struct flock { 59.73 - short l_type; 59.74 - short l_whence; 59.75 - off_t l_start; 59.76 - off_t l_len; 59.77 - pid_t l_pid; 59.78 -}; 59.79 - 59.80 -struct flock64 { 59.81 - short l_type; 59.82 - short l_whence; 59.83 - loff_t l_start; 59.84 - loff_t l_len; 59.85 - pid_t l_pid; 59.86 -}; 59.87 - 59.88 -#define F_LINUX_SPECIFIC_BASE 1024 59.89 - 59.90 -#endif
60.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/floppy.h Fri Mar 14 15:48:09 2003 +0000 60.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 60.3 @@ -1,320 +0,0 @@ 60.4 -/* 60.5 - * Architecture specific parts of the Floppy driver 60.6 - * 60.7 - * This file is subject to the terms and conditions of the GNU General Public 60.8 - * License. See the file "COPYING" in the main directory of this archive 60.9 - * for more details. 60.10 - * 60.11 - * Copyright (C) 1995 60.12 - */ 60.13 -#ifndef __ASM_I386_FLOPPY_H 60.14 -#define __ASM_I386_FLOPPY_H 60.15 - 60.16 -#include <linux/vmalloc.h> 60.17 - 60.18 - 60.19 -/* 60.20 - * The DMA channel used by the floppy controller cannot access data at 60.21 - * addresses >= 16MB 60.22 - * 60.23 - * Went back to the 1MB limit, as some people had problems with the floppy 60.24 - * driver otherwise. It doesn't matter much for performance anyway, as most 60.25 - * floppy accesses go through the track buffer. 60.26 - */ 60.27 -#define _CROSS_64KB(a,s,vdma) \ 60.28 -(!vdma && ((unsigned long)(a)/K_64 != ((unsigned long)(a) + (s) - 1) / K_64)) 60.29 - 60.30 -#define CROSS_64KB(a,s) _CROSS_64KB(a,s,use_virtual_dma & 1) 60.31 - 60.32 - 60.33 -#define SW fd_routine[use_virtual_dma&1] 60.34 -#define CSW fd_routine[can_use_virtual_dma & 1] 60.35 - 60.36 - 60.37 -#define fd_inb(port) inb_p(port) 60.38 -#define fd_outb(port,value) outb_p(port,value) 60.39 - 60.40 -#define fd_request_dma() CSW._request_dma(FLOPPY_DMA,"floppy") 60.41 -#define fd_free_dma() CSW._free_dma(FLOPPY_DMA) 60.42 -#define fd_enable_irq() enable_irq(FLOPPY_IRQ) 60.43 -#define fd_disable_irq() disable_irq(FLOPPY_IRQ) 60.44 -#define fd_free_irq() free_irq(FLOPPY_IRQ, NULL) 60.45 -#define fd_get_dma_residue() SW._get_dma_residue(FLOPPY_DMA) 60.46 -#define fd_dma_mem_alloc(size) SW._dma_mem_alloc(size) 60.47 -#define fd_dma_setup(addr, size, mode, io) SW._dma_setup(addr, size, mode, io) 60.48 - 60.49 -#define FLOPPY_CAN_FALLBACK_ON_NODMA 60.50 - 60.51 -static int virtual_dma_count; 60.52 -static int virtual_dma_residue; 60.53 -static char *virtual_dma_addr; 60.54 -static int virtual_dma_mode; 60.55 -static int doing_pdma; 60.56 - 60.57 -static void floppy_hardint(int irq, void *dev_id, struct pt_regs * regs) 60.58 -{ 60.59 - register unsigned char st; 60.60 - 60.61 -#undef TRACE_FLPY_INT 60.62 -#define NO_FLOPPY_ASSEMBLER 60.63 - 60.64 -#ifdef TRACE_FLPY_INT 60.65 - static int calls=0; 60.66 - static int bytes=0; 60.67 - static int dma_wait=0; 60.68 -#endif 60.69 - if(!doing_pdma) { 60.70 - floppy_interrupt(irq, dev_id, regs); 60.71 - return; 60.72 - } 60.73 - 60.74 -#ifdef TRACE_FLPY_INT 60.75 - if(!calls) 60.76 - bytes = virtual_dma_count; 60.77 -#endif 60.78 - 60.79 -#ifndef NO_FLOPPY_ASSEMBLER 60.80 - __asm__ ( 60.81 - "testl %1,%1" 60.82 - "je 3f" 60.83 -"1: inb %w4,%b0" 60.84 - "andb $160,%b0" 60.85 - "cmpb $160,%b0" 60.86 - "jne 2f" 60.87 - "incw %w4" 60.88 - "testl %3,%3" 60.89 - "jne 4f" 60.90 - "inb %w4,%b0" 60.91 - "movb %0,(%2)" 60.92 - "jmp 5f" 60.93 -"4: movb (%2),%0" 60.94 - "outb %b0,%w4" 60.95 -"5: decw %w4" 60.96 - "outb %0,$0x80" 60.97 - "decl %1" 60.98 - "incl %2" 60.99 - "testl %1,%1" 60.100 - "jne 1b" 60.101 -"3: inb %w4,%b0" 60.102 -"2: " 60.103 - : "=a" ((char) st), 60.104 - "=c" ((long) virtual_dma_count), 60.105 - "=S" ((long) virtual_dma_addr) 60.106 - : "b" ((long) virtual_dma_mode), 60.107 - "d" ((short) virtual_dma_port+4), 60.108 - "1" ((long) virtual_dma_count), 60.109 - "2" ((long) virtual_dma_addr)); 60.110 -#else 60.111 - { 60.112 - register int lcount; 60.113 - register char *lptr; 60.114 - 60.115 - st = 1; 60.116 - for(lcount=virtual_dma_count, lptr=virtual_dma_addr; 60.117 - lcount; lcount--, lptr++) { 60.118 - st=inb(virtual_dma_port+4) & 0xa0 ; 60.119 - if(st != 0xa0) 60.120 - break; 60.121 - if(virtual_dma_mode) 60.122 - outb_p(*lptr, virtual_dma_port+5); 60.123 - else 60.124 - *lptr = inb_p(virtual_dma_port+5); 60.125 - } 60.126 - virtual_dma_count = lcount; 60.127 - virtual_dma_addr = lptr; 60.128 - st = inb(virtual_dma_port+4); 60.129 - } 60.130 -#endif 60.131 - 60.132 -#ifdef TRACE_FLPY_INT 60.133 - calls++; 60.134 -#endif 60.135 - if(st == 0x20) 60.136 - return; 60.137 - if(!(st & 0x20)) { 60.138 - virtual_dma_residue += virtual_dma_count; 60.139 - virtual_dma_count=0; 60.140 -#ifdef TRACE_FLPY_INT 60.141 - printk("count=%x, residue=%x calls=%d bytes=%d dma_wait=%d\n", 60.142 - virtual_dma_count, virtual_dma_residue, calls, bytes, 60.143 - dma_wait); 60.144 - calls = 0; 60.145 - dma_wait=0; 60.146 -#endif 60.147 - doing_pdma = 0; 60.148 - floppy_interrupt(irq, dev_id, regs); 60.149 - return; 60.150 - } 60.151 -#ifdef TRACE_FLPY_INT 60.152 - if(!virtual_dma_count) 60.153 - dma_wait++; 60.154 -#endif 60.155 -} 60.156 - 60.157 -static void fd_disable_dma(void) 60.158 -{ 60.159 - if(! (can_use_virtual_dma & 1)) 60.160 - disable_dma(FLOPPY_DMA); 60.161 - doing_pdma = 0; 60.162 - virtual_dma_residue += virtual_dma_count; 60.163 - virtual_dma_count=0; 60.164 -} 60.165 - 60.166 -static int vdma_request_dma(unsigned int dmanr, const char * device_id) 60.167 -{ 60.168 - return 0; 60.169 -} 60.170 - 60.171 -static void vdma_nop(unsigned int dummy) 60.172 -{ 60.173 -} 60.174 - 60.175 - 60.176 -static int vdma_get_dma_residue(unsigned int dummy) 60.177 -{ 60.178 - return virtual_dma_count + virtual_dma_residue; 60.179 -} 60.180 - 60.181 - 60.182 -static int fd_request_irq(void) 60.183 -{ 60.184 - if(can_use_virtual_dma) 60.185 - return request_irq(FLOPPY_IRQ, floppy_hardint,SA_INTERRUPT, 60.186 - "floppy", NULL); 60.187 - else 60.188 - return request_irq(FLOPPY_IRQ, floppy_interrupt, 60.189 - SA_INTERRUPT|SA_SAMPLE_RANDOM, 60.190 - "floppy", NULL); 60.191 - 60.192 -} 60.193 - 60.194 -static unsigned long dma_mem_alloc(unsigned long size) 60.195 -{ 60.196 - return __get_dma_pages(GFP_KERNEL,get_order(size)); 60.197 -} 60.198 - 60.199 - 60.200 -static unsigned long vdma_mem_alloc(unsigned long size) 60.201 -{ 60.202 - return (unsigned long) vmalloc(size); 60.203 - 60.204 -} 60.205 - 60.206 -#define nodma_mem_alloc(size) vdma_mem_alloc(size) 60.207 - 60.208 -static void _fd_dma_mem_free(unsigned long addr, unsigned long size) 60.209 -{ 60.210 - if((unsigned int) addr >= (unsigned int) high_memory) 60.211 - return vfree((void *)addr); 60.212 - else 60.213 - free_pages(addr, get_order(size)); 60.214 -} 60.215 - 60.216 -#define fd_dma_mem_free(addr, size) _fd_dma_mem_free(addr, size) 60.217 - 60.218 -static void _fd_chose_dma_mode(char *addr, unsigned long size) 60.219 -{ 60.220 - if(can_use_virtual_dma == 2) { 60.221 - if((unsigned int) addr >= (unsigned int) high_memory || 60.222 - virt_to_bus(addr) >= 0x1000000 || 60.223 - _CROSS_64KB(addr, size, 0)) 60.224 - use_virtual_dma = 1; 60.225 - else 60.226 - use_virtual_dma = 0; 60.227 - } else { 60.228 - use_virtual_dma = can_use_virtual_dma & 1; 60.229 - } 60.230 -} 60.231 - 60.232 -#define fd_chose_dma_mode(addr, size) _fd_chose_dma_mode(addr, size) 60.233 - 60.234 - 60.235 -static int vdma_dma_setup(char *addr, unsigned long size, int mode, int io) 60.236 -{ 60.237 - doing_pdma = 1; 60.238 - virtual_dma_port = io; 60.239 - virtual_dma_mode = (mode == DMA_MODE_WRITE); 60.240 - virtual_dma_addr = addr; 60.241 - virtual_dma_count = size; 60.242 - virtual_dma_residue = 0; 60.243 - return 0; 60.244 -} 60.245 - 60.246 -static int hard_dma_setup(char *addr, unsigned long size, int mode, int io) 60.247 -{ 60.248 -#ifdef FLOPPY_SANITY_CHECK 60.249 - if (CROSS_64KB(addr, size)) { 60.250 - printk("DMA crossing 64-K boundary %p-%p\n", addr, addr+size); 60.251 - return -1; 60.252 - } 60.253 -#endif 60.254 - /* actual, physical DMA */ 60.255 - doing_pdma = 0; 60.256 - clear_dma_ff(FLOPPY_DMA); 60.257 - set_dma_mode(FLOPPY_DMA,mode); 60.258 - set_dma_addr(FLOPPY_DMA,virt_to_bus(addr)); 60.259 - set_dma_count(FLOPPY_DMA,size); 60.260 - enable_dma(FLOPPY_DMA); 60.261 - return 0; 60.262 -} 60.263 - 60.264 -struct fd_routine_l { 60.265 - int (*_request_dma)(unsigned int dmanr, const char * device_id); 60.266 - void (*_free_dma)(unsigned int dmanr); 60.267 - int (*_get_dma_residue)(unsigned int dummy); 60.268 - unsigned long (*_dma_mem_alloc) (unsigned long size); 60.269 - int (*_dma_setup)(char *addr, unsigned long size, int mode, int io); 60.270 -} fd_routine[] = { 60.271 - { 60.272 - request_dma, 60.273 - free_dma, 60.274 - get_dma_residue, 60.275 - dma_mem_alloc, 60.276 - hard_dma_setup 60.277 - }, 60.278 - { 60.279 - vdma_request_dma, 60.280 - vdma_nop, 60.281 - vdma_get_dma_residue, 60.282 - vdma_mem_alloc, 60.283 - vdma_dma_setup 60.284 - } 60.285 -}; 60.286 - 60.287 - 60.288 -static int FDC1 = 0x3f0; 60.289 -static int FDC2 = -1; 60.290 - 60.291 -/* 60.292 - * Floppy types are stored in the rtc's CMOS RAM and so rtc_lock 60.293 - * is needed to prevent corrupted CMOS RAM in case "insmod floppy" 60.294 - * coincides with another rtc CMOS user. Paul G. 60.295 - */ 60.296 -#define FLOPPY0_TYPE ({ \ 60.297 - unsigned long flags; \ 60.298 - unsigned char val; \ 60.299 - spin_lock_irqsave(&rtc_lock, flags); \ 60.300 - val = (CMOS_READ(0x10) >> 4) & 15; \ 60.301 - spin_unlock_irqrestore(&rtc_lock, flags); \ 60.302 - val; \ 60.303 -}) 60.304 - 60.305 -#define FLOPPY1_TYPE ({ \ 60.306 - unsigned long flags; \ 60.307 - unsigned char val; \ 60.308 - spin_lock_irqsave(&rtc_lock, flags); \ 60.309 - val = CMOS_READ(0x10) & 15; \ 60.310 - spin_unlock_irqrestore(&rtc_lock, flags); \ 60.311 - val; \ 60.312 -}) 60.313 - 60.314 -#define N_FDC 2 60.315 -#define N_DRIVE 8 60.316 - 60.317 -#define FLOPPY_MOTOR_MASK 0xf0 60.318 - 60.319 -#define AUTO_DMA 60.320 - 60.321 -#define EXTRA_FLOPPY_PARAMS 60.322 - 60.323 -#endif /* __ASM_I386_FLOPPY_H */
61.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/hardirq.h Fri Mar 14 15:48:09 2003 +0000 61.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 61.3 @@ -1,91 +0,0 @@ 61.4 -#ifndef __ASM_HARDIRQ_H 61.5 -#define __ASM_HARDIRQ_H 61.6 - 61.7 -#include <linux/config.h> 61.8 -#include <linux/threads.h> 61.9 -#include <linux/irq.h> 61.10 - 61.11 -/* assembly code in softirq.h is sensitive to the offsets of these fields */ 61.12 -typedef struct { 61.13 - unsigned int __softirq_pending; 61.14 - unsigned int __local_irq_count; 61.15 - unsigned int __local_bh_count; 61.16 - unsigned int __syscall_count; 61.17 - struct task_struct * __ksoftirqd_task; /* waitqueue is too large */ 61.18 - unsigned int __nmi_count; /* arch dependent */ 61.19 -} ____cacheline_aligned irq_cpustat_t; 61.20 - 61.21 -#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ 61.22 - 61.23 -/* 61.24 - * Are we in an interrupt context? Either doing bottom half 61.25 - * or hardware interrupt processing? 61.26 - */ 61.27 -#define in_interrupt() ({ int __cpu = smp_processor_id(); \ 61.28 - (local_irq_count(__cpu) + local_bh_count(__cpu) != 0); }) 61.29 - 61.30 -#define in_irq() (local_irq_count(smp_processor_id()) != 0) 61.31 - 61.32 -#ifndef CONFIG_SMP 61.33 - 61.34 -#define hardirq_trylock(cpu) (local_irq_count(cpu) == 0) 61.35 -#define hardirq_endlock(cpu) do { } while (0) 61.36 - 61.37 -#define irq_enter(cpu, irq) (local_irq_count(cpu)++) 61.38 -#define irq_exit(cpu, irq) (local_irq_count(cpu)--) 61.39 - 61.40 -#define synchronize_irq() barrier() 61.41 - 61.42 -#else 61.43 - 61.44 -#include <asm/atomic.h> 61.45 -#include <asm/smp.h> 61.46 - 61.47 -extern unsigned char global_irq_holder; 61.48 -extern unsigned volatile long global_irq_lock; /* long for set_bit -RR */ 61.49 - 61.50 -static inline int irqs_running (void) 61.51 -{ 61.52 - int i; 61.53 - 61.54 - for (i = 0; i < smp_num_cpus; i++) 61.55 - if (local_irq_count(i)) 61.56 - return 1; 61.57 - return 0; 61.58 -} 61.59 - 61.60 -static inline void release_irqlock(int cpu) 61.61 -{ 61.62 - /* if we didn't own the irq lock, just ignore.. */ 61.63 - if (global_irq_holder == (unsigned char) cpu) { 61.64 - global_irq_holder = NO_PROC_ID; 61.65 - clear_bit(0,&global_irq_lock); 61.66 - } 61.67 -} 61.68 - 61.69 -static inline void irq_enter(int cpu, int irq) 61.70 -{ 61.71 - ++local_irq_count(cpu); 61.72 - 61.73 - while (test_bit(0,&global_irq_lock)) { 61.74 - cpu_relax(); 61.75 - } 61.76 -} 61.77 - 61.78 -static inline void irq_exit(int cpu, int irq) 61.79 -{ 61.80 - --local_irq_count(cpu); 61.81 -} 61.82 - 61.83 -static inline int hardirq_trylock(int cpu) 61.84 -{ 61.85 - return !local_irq_count(cpu) && !test_bit(0,&global_irq_lock); 61.86 -} 61.87 - 61.88 -#define hardirq_endlock(cpu) do { } while (0) 61.89 - 61.90 -extern void synchronize_irq(void); 61.91 - 61.92 -#endif /* CONFIG_SMP */ 61.93 - 61.94 -#endif /* __ASM_HARDIRQ_H */
62.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/hdreg.h Fri Mar 14 15:48:09 2003 +0000 62.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 62.3 @@ -1,13 +0,0 @@ 62.4 -/* 62.5 - * linux/include/asm-i386/hdreg.h 62.6 - * 62.7 - * Copyright (C) 1994-1996 Linus Torvalds & authors 62.8 - */ 62.9 - 62.10 -#ifndef __ASMi386_HDREG_H 62.11 -#define __ASMi386_HDREG_H 62.12 - 62.13 -//typedef unsigned short ide_ioreg_t; 62.14 -typedef unsigned long ide_ioreg_t; 62.15 - 62.16 -#endif /* __ASMi386_HDREG_H */
63.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/i387.h Fri Mar 14 15:48:09 2003 +0000 63.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 63.3 @@ -1,89 +0,0 @@ 63.4 -/* 63.5 - * include/asm-i386/i387.h 63.6 - * 63.7 - * Copyright (C) 1994 Linus Torvalds 63.8 - * 63.9 - * Pentium III FXSR, SSE support 63.10 - * General FPU state handling cleanups 63.11 - * Gareth Hughes <gareth@valinux.com>, May 2000 63.12 - */ 63.13 - 63.14 -#ifndef __ASM_I386_I387_H 63.15 -#define __ASM_I386_I387_H 63.16 - 63.17 -#include <linux/sched.h> 63.18 -#include <asm/processor.h> 63.19 -#include <asm/sigcontext.h> 63.20 -#include <asm/user.h> 63.21 - 63.22 -extern void init_fpu(void); 63.23 -/* 63.24 - * FPU lazy state save handling... 63.25 - */ 63.26 -extern void save_init_fpu( struct task_struct *tsk ); 63.27 -extern void restore_fpu( struct task_struct *tsk ); 63.28 - 63.29 -extern void kernel_fpu_begin(void); 63.30 -#define kernel_fpu_end() stts() 63.31 - 63.32 - 63.33 -#define unlazy_fpu( tsk ) do { \ 63.34 - if ( tsk->flags & PF_USEDFPU ) \ 63.35 - save_init_fpu( tsk ); \ 63.36 -} while (0) 63.37 - 63.38 -#define clear_fpu( tsk ) do { \ 63.39 - if ( tsk->flags & PF_USEDFPU ) { \ 63.40 - asm volatile("fwait"); \ 63.41 - tsk->flags &= ~PF_USEDFPU; \ 63.42 - stts(); \ 63.43 - } \ 63.44 -} while (0) 63.45 - 63.46 -/* 63.47 - * FPU state interaction... 63.48 - */ 63.49 -extern unsigned short get_fpu_cwd( struct task_struct *tsk ); 63.50 -extern unsigned short get_fpu_swd( struct task_struct *tsk ); 63.51 -extern unsigned short get_fpu_twd( struct task_struct *tsk ); 63.52 -extern unsigned short get_fpu_mxcsr( struct task_struct *tsk ); 63.53 - 63.54 -extern void set_fpu_cwd( struct task_struct *tsk, unsigned short cwd ); 63.55 -extern void set_fpu_swd( struct task_struct *tsk, unsigned short swd ); 63.56 -extern void set_fpu_twd( struct task_struct *tsk, unsigned short twd ); 63.57 -extern void set_fpu_mxcsr( struct task_struct *tsk, unsigned short mxcsr ); 63.58 - 63.59 -#define load_mxcsr( val ) do { \ 63.60 - unsigned long __mxcsr = ((unsigned long)(val) & 0xffbf); \ 63.61 - asm volatile( "ldmxcsr %0" : : "m" (__mxcsr) ); \ 63.62 -} while (0) 63.63 - 63.64 -/* 63.65 - * Signal frame handlers... 63.66 - */ 63.67 -extern int save_i387( struct _fpstate *buf ); 63.68 -extern int restore_i387( struct _fpstate *buf ); 63.69 - 63.70 -/* 63.71 - * ptrace request handers... 63.72 - */ 63.73 -extern int get_fpregs( struct user_i387_struct *buf, 63.74 - struct task_struct *tsk ); 63.75 -extern int set_fpregs( struct task_struct *tsk, 63.76 - struct user_i387_struct *buf ); 63.77 - 63.78 -extern int get_fpxregs( struct user_fxsr_struct *buf, 63.79 - struct task_struct *tsk ); 63.80 -extern int set_fpxregs( struct task_struct *tsk, 63.81 - struct user_fxsr_struct *buf ); 63.82 -extern void load_empty_fpu(struct task_struct *); 63.83 - 63.84 -/* 63.85 - * FPU state for core dumps... 63.86 - */ 63.87 -extern int dump_fpu( struct pt_regs *regs, 63.88 - struct user_i387_struct *fpu ); 63.89 -extern int dump_extended_fpu( struct pt_regs *regs, 63.90 - struct user_fxsr_struct *fpu ); 63.91 - 63.92 -#endif /* __ASM_I386_I387_H */
64.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ide.h Fri Mar 14 15:48:09 2003 +0000 64.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 64.3 @@ -1,92 +0,0 @@ 64.4 -/* 64.5 - * linux/include/asm-i386/ide.h 64.6 - * 64.7 - * Copyright (C) 1994-1996 Linus Torvalds & authors 64.8 - */ 64.9 - 64.10 -/* 64.11 - * This file contains the i386 architecture specific IDE code. 64.12 - */ 64.13 - 64.14 -#ifndef __ASMi386_IDE_H 64.15 -#define __ASMi386_IDE_H 64.16 - 64.17 -#ifdef __KERNEL__ 64.18 - 64.19 -#include <linux/config.h> 64.20 - 64.21 -#ifndef MAX_HWIFS 64.22 -# ifdef CONFIG_BLK_DEV_IDEPCI 64.23 -#define MAX_HWIFS 10 64.24 -# else 64.25 -#define MAX_HWIFS 6 64.26 -# endif 64.27 -#endif 64.28 - 64.29 -static __inline__ int ide_default_irq(ide_ioreg_t base) 64.30 -{ 64.31 - switch (base) { 64.32 - case 0x1f0: return 14; 64.33 - case 0x170: return 15; 64.34 - case 0x1e8: return 11; 64.35 - case 0x168: return 10; 64.36 - case 0x1e0: return 8; 64.37 - case 0x160: return 12; 64.38 - default: 64.39 - return 0; 64.40 - } 64.41 -} 64.42 - 64.43 -static __inline__ ide_ioreg_t ide_default_io_base(int index) 64.44 -{ 64.45 - switch (index) { 64.46 - case 0: return 0x1f0; 64.47 - case 1: return 0x170; 64.48 - case 2: return 0x1e8; 64.49 - case 3: return 0x168; 64.50 - case 4: return 0x1e0; 64.51 - case 5: return 0x160; 64.52 - default: 64.53 - return 0; 64.54 - } 64.55 -} 64.56 - 64.57 -static __inline__ void ide_init_hwif_ports(hw_regs_t *hw, ide_ioreg_t data_port, ide_ioreg_t ctrl_port, int *irq) 64.58 -{ 64.59 - ide_ioreg_t reg = data_port; 64.60 - int i; 64.61 - 64.62 - for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) { 64.63 - hw->io_ports[i] = reg; 64.64 - reg += 1; 64.65 - } 64.66 - if (ctrl_port) { 64.67 - hw->io_ports[IDE_CONTROL_OFFSET] = ctrl_port; 64.68 - } else { 64.69 - hw->io_ports[IDE_CONTROL_OFFSET] = hw->io_ports[IDE_DATA_OFFSET] + 0x206; 64.70 - } 64.71 - if (irq != NULL) 64.72 - *irq = 0; 64.73 - hw->io_ports[IDE_IRQ_OFFSET] = 0; 64.74 -} 64.75 - 64.76 -static __inline__ void ide_init_default_hwifs(void) 64.77 -{ 64.78 -#ifndef CONFIG_BLK_DEV_IDEPCI 64.79 - hw_regs_t hw; 64.80 - int index; 64.81 - 64.82 - for(index = 0; index < MAX_HWIFS; index++) { 64.83 - memset(&hw, 0, sizeof hw); 64.84 - ide_init_hwif_ports(&hw, ide_default_io_base(index), 0, NULL); 64.85 - hw.irq = ide_default_irq(ide_default_io_base(index)); 64.86 - ide_register_hw(&hw, NULL); 64.87 - } 64.88 -#endif /* CONFIG_BLK_DEV_IDEPCI */ 64.89 -} 64.90 - 64.91 -#include <asm-generic/ide_iops.h> 64.92 - 64.93 -#endif /* __KERNEL__ */ 64.94 - 64.95 -#endif /* __ASMi386_IDE_H */
65.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/init.h Fri Mar 14 15:48:09 2003 +0000 65.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 65.3 @@ -1,1 +0,0 @@ 65.4 -#error "<asm/init.h> should never be used - use <linux/init.h> instead"
66.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/io_apic.h Fri Mar 14 15:48:09 2003 +0000 66.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 66.3 @@ -1,148 +0,0 @@ 66.4 -#ifndef __ASM_IO_APIC_H 66.5 -#define __ASM_IO_APIC_H 66.6 - 66.7 -#include <linux/config.h> 66.8 -#include <asm/types.h> 66.9 - 66.10 -/* 66.11 - * Intel IO-APIC support for SMP and UP systems. 66.12 - * 66.13 - * Copyright (C) 1997, 1998, 1999, 2000 Ingo Molnar 66.14 - */ 66.15 - 66.16 -#ifdef CONFIG_X86_IO_APIC 66.17 - 66.18 -#define APIC_MISMATCH_DEBUG 66.19 - 66.20 -#define IO_APIC_BASE(idx) \ 66.21 - ((volatile int *)(__fix_to_virt(FIX_IO_APIC_BASE_0 + idx) \ 66.22 - + (mp_ioapics[idx].mpc_apicaddr & ~PAGE_MASK))) 66.23 - 66.24 -/* 66.25 - * The structure of the IO-APIC: 66.26 - */ 66.27 -struct IO_APIC_reg_00 { 66.28 - __u32 __reserved_2 : 24, 66.29 - ID : 4, 66.30 - __reserved_1 : 4; 66.31 -} __attribute__ ((packed)); 66.32 - 66.33 -struct IO_APIC_reg_01 { 66.34 - __u32 version : 8, 66.35 - __reserved_2 : 7, 66.36 - PRQ : 1, 66.37 - entries : 8, 66.38 - __reserved_1 : 8; 66.39 -} __attribute__ ((packed)); 66.40 - 66.41 -struct IO_APIC_reg_02 { 66.42 - __u32 __reserved_2 : 24, 66.43 - arbitration : 4, 66.44 - __reserved_1 : 4; 66.45 -} __attribute__ ((packed)); 66.46 - 66.47 -/* 66.48 - * # of IO-APICs and # of IRQ routing registers 66.49 - */ 66.50 -extern int nr_ioapics; 66.51 -extern int nr_ioapic_registers[MAX_IO_APICS]; 66.52 - 66.53 -enum ioapic_irq_destination_types { 66.54 - dest_Fixed = 0, 66.55 - dest_LowestPrio = 1, 66.56 - dest_SMI = 2, 66.57 - dest__reserved_1 = 3, 66.58 - dest_NMI = 4, 66.59 - dest_INIT = 5, 66.60 - dest__reserved_2 = 6, 66.61 - dest_ExtINT = 7 66.62 -}; 66.63 - 66.64 -struct IO_APIC_route_entry { 66.65 - __u32 vector : 8, 66.66 - delivery_mode : 3, /* 000: FIXED 66.67 - * 001: lowest prio 66.68 - * 111: ExtINT 66.69 - */ 66.70 - dest_mode : 1, /* 0: physical, 1: logical */ 66.71 - delivery_status : 1, 66.72 - polarity : 1, 66.73 - irr : 1, 66.74 - trigger : 1, /* 0: edge, 1: level */ 66.75 - mask : 1, /* 0: enabled, 1: disabled */ 66.76 - __reserved_2 : 15; 66.77 - 66.78 - union { struct { __u32 66.79 - __reserved_1 : 24, 66.80 - physical_dest : 4, 66.81 - __reserved_2 : 4; 66.82 - } physical; 66.83 - 66.84 - struct { __u32 66.85 - __reserved_1 : 24, 66.86 - logical_dest : 8; 66.87 - } logical; 66.88 - } dest; 66.89 - 66.90 -} __attribute__ ((packed)); 66.91 - 66.92 -/* 66.93 - * MP-BIOS irq configuration table structures: 66.94 - */ 66.95 - 66.96 -/* I/O APIC entries */ 66.97 -extern struct mpc_config_ioapic mp_ioapics[MAX_IO_APICS]; 66.98 - 66.99 -/* # of MP IRQ source entries */ 66.100 -extern int mp_irq_entries; 66.101 - 66.102 -/* MP IRQ source entries */ 66.103 -extern struct mpc_config_intsrc *mp_irqs; 66.104 - 66.105 -/* non-0 if default (table-less) MP configuration */ 66.106 -extern int mpc_default_type; 66.107 - 66.108 -static inline unsigned int io_apic_read(unsigned int apic, unsigned int reg) 66.109 -{ 66.110 - *IO_APIC_BASE(apic) = reg; 66.111 - return *(IO_APIC_BASE(apic)+4); 66.112 -} 66.113 - 66.114 -static inline void io_apic_write(unsigned int apic, unsigned int reg, unsigned int value) 66.115 -{ 66.116 - *IO_APIC_BASE(apic) = reg; 66.117 - *(IO_APIC_BASE(apic)+4) = value; 66.118 -} 66.119 - 66.120 -/* 66.121 - * Re-write a value: to be used for read-modify-write 66.122 - * cycles where the read already set up the index register. 66.123 - */ 66.124 -static inline void io_apic_modify(unsigned int apic, unsigned int value) 66.125 -{ 66.126 - *(IO_APIC_BASE(apic)+4) = value; 66.127 -} 66.128 - 66.129 -/* 66.130 - * Synchronize the IO-APIC and the CPU by doing 66.131 - * a dummy read from the IO-APIC 66.132 - */ 66.133 -static inline void io_apic_sync(unsigned int apic) 66.134 -{ 66.135 - (void) *(IO_APIC_BASE(apic)+4); 66.136 -} 66.137 - 66.138 -/* 1 if "noapic" boot option passed */ 66.139 -extern int skip_ioapic_setup; 66.140 - 66.141 -/* 66.142 - * If we use the IO-APIC for IRQ routing, disable automatic 66.143 - * assignment of PCI IRQ's. 66.144 - */ 66.145 -#define io_apic_assign_pci_irqs (mp_irq_entries && !skip_ioapic_setup) 66.146 - 66.147 -#else /* !CONFIG_X86_IO_APIC */ 66.148 -#define io_apic_assign_pci_irqs 0 66.149 -#endif 66.150 - 66.151 -#endif
67.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ioctl.h Fri Mar 14 15:48:09 2003 +0000 67.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 67.3 @@ -1,75 +0,0 @@ 67.4 -/* $Id: ioctl.h,v 1.5 1993/07/19 21:53:50 root Exp root $ 67.5 - * 67.6 - * linux/ioctl.h for Linux by H.H. Bergman. 67.7 - */ 67.8 - 67.9 -#ifndef _ASMI386_IOCTL_H 67.10 -#define _ASMI386_IOCTL_H 67.11 - 67.12 -/* ioctl command encoding: 32 bits total, command in lower 16 bits, 67.13 - * size of the parameter structure in the lower 14 bits of the 67.14 - * upper 16 bits. 67.15 - * Encoding the size of the parameter structure in the ioctl request 67.16 - * is useful for catching programs compiled with old versions 67.17 - * and to avoid overwriting user space outside the user buffer area. 67.18 - * The highest 2 bits are reserved for indicating the ``access mode''. 67.19 - * NOTE: This limits the max parameter size to 16kB -1 ! 67.20 - */ 67.21 - 67.22 -/* 67.23 - * The following is for compatibility across the various Linux 67.24 - * platforms. The i386 ioctl numbering scheme doesn't really enforce 67.25 - * a type field. De facto, however, the top 8 bits of the lower 16 67.26 - * bits are indeed used as a type field, so we might just as well make 67.27 - * this explicit here. Please be sure to use the decoding macros 67.28 - * below from now on. 67.29 - */ 67.30 -#define _IOC_NRBITS 8 67.31 -#define _IOC_TYPEBITS 8 67.32 -#define _IOC_SIZEBITS 14 67.33 -#define _IOC_DIRBITS 2 67.34 - 67.35 -#define _IOC_NRMASK ((1 << _IOC_NRBITS)-1) 67.36 -#define _IOC_TYPEMASK ((1 << _IOC_TYPEBITS)-1) 67.37 -#define _IOC_SIZEMASK ((1 << _IOC_SIZEBITS)-1) 67.38 -#define _IOC_DIRMASK ((1 << _IOC_DIRBITS)-1) 67.39 - 67.40 -#define _IOC_NRSHIFT 0 67.41 -#define _IOC_TYPESHIFT (_IOC_NRSHIFT+_IOC_NRBITS) 67.42 -#define _IOC_SIZESHIFT (_IOC_TYPESHIFT+_IOC_TYPEBITS) 67.43 -#define _IOC_DIRSHIFT (_IOC_SIZESHIFT+_IOC_SIZEBITS) 67.44 - 67.45 -/* 67.46 - * Direction bits. 67.47 - */ 67.48 -#define _IOC_NONE 0U 67.49 -#define _IOC_WRITE 1U 67.50 -#define _IOC_READ 2U 67.51 - 67.52 -#define _IOC(dir,type,nr,size) \ 67.53 - (((dir) << _IOC_DIRSHIFT) | \ 67.54 - ((type) << _IOC_TYPESHIFT) | \ 67.55 - ((nr) << _IOC_NRSHIFT) | \ 67.56 - ((size) << _IOC_SIZESHIFT)) 67.57 - 67.58 -/* used to create numbers */ 67.59 -#define _IO(type,nr) _IOC(_IOC_NONE,(type),(nr),0) 67.60 -#define _IOR(type,nr,size) _IOC(_IOC_READ,(type),(nr),sizeof(size)) 67.61 -#define _IOW(type,nr,size) _IOC(_IOC_WRITE,(type),(nr),sizeof(size)) 67.62 -#define _IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),sizeof(size)) 67.63 - 67.64 -/* used to decode ioctl numbers.. */ 67.65 -#define _IOC_DIR(nr) (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) 67.66 -#define _IOC_TYPE(nr) (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK) 67.67 -#define _IOC_NR(nr) (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK) 67.68 -#define _IOC_SIZE(nr) (((nr) >> _IOC_SIZESHIFT) & _IOC_SIZEMASK) 67.69 - 67.70 -/* ...and for the drivers/sound files... */ 67.71 - 67.72 -#define IOC_IN (_IOC_WRITE << _IOC_DIRSHIFT) 67.73 -#define IOC_OUT (_IOC_READ << _IOC_DIRSHIFT) 67.74 -#define IOC_INOUT ((_IOC_WRITE|_IOC_READ) << _IOC_DIRSHIFT) 67.75 -#define IOCSIZE_MASK (_IOC_SIZEMASK << _IOC_SIZESHIFT) 67.76 -#define IOCSIZE_SHIFT (_IOC_SIZESHIFT) 67.77 - 67.78 -#endif /* _ASMI386_IOCTL_H */
68.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ioctls.h Fri Mar 14 15:48:09 2003 +0000 68.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 68.3 @@ -1,82 +0,0 @@ 68.4 -#ifndef __ARCH_I386_IOCTLS_H__ 68.5 -#define __ARCH_I386_IOCTLS_H__ 68.6 - 68.7 -#include <asm/ioctl.h> 68.8 - 68.9 -/* 0x54 is just a magic number to make these relatively unique ('T') */ 68.10 - 68.11 -#define TCGETS 0x5401 68.12 -#define TCSETS 0x5402 /* Clashes with SNDCTL_TMR_START sound ioctl */ 68.13 -#define TCSETSW 0x5403 68.14 -#define TCSETSF 0x5404 68.15 -#define TCGETA 0x5405 68.16 -#define TCSETA 0x5406 68.17 -#define TCSETAW 0x5407 68.18 -#define TCSETAF 0x5408 68.19 -#define TCSBRK 0x5409 68.20 -#define TCXONC 0x540A 68.21 -#define TCFLSH 0x540B 68.22 -#define TIOCEXCL 0x540C 68.23 -#define TIOCNXCL 0x540D 68.24 -#define TIOCSCTTY 0x540E 68.25 -#define TIOCGPGRP 0x540F 68.26 -#define TIOCSPGRP 0x5410 68.27 -#define TIOCOUTQ 0x5411 68.28 -#define TIOCSTI 0x5412 68.29 -#define TIOCGWINSZ 0x5413 68.30 -#define TIOCSWINSZ 0x5414 68.31 -#define TIOCMGET 0x5415 68.32 -#define TIOCMBIS 0x5416 68.33 -#define TIOCMBIC 0x5417 68.34 -#define TIOCMSET 0x5418 68.35 -#define TIOCGSOFTCAR 0x5419 68.36 -#define TIOCSSOFTCAR 0x541A 68.37 -#define FIONREAD 0x541B 68.38 -#define TIOCINQ FIONREAD 68.39 -#define TIOCLINUX 0x541C 68.40 -#define TIOCCONS 0x541D 68.41 -#define TIOCGSERIAL 0x541E 68.42 -#define TIOCSSERIAL 0x541F 68.43 -#define TIOCPKT 0x5420 68.44 -#define FIONBIO 0x5421 68.45 -#define TIOCNOTTY 0x5422 68.46 -#define TIOCSETD 0x5423 68.47 -#define TIOCGETD 0x5424 68.48 -#define TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */ 68.49 -#define TIOCTTYGSTRUCT 0x5426 /* For debugging only */ 68.50 -#define TIOCSBRK 0x5427 /* BSD compatibility */ 68.51 -#define TIOCCBRK 0x5428 /* BSD compatibility */ 68.52 -#define TIOCGSID 0x5429 /* Return the session ID of FD */ 68.53 -#define TIOCGPTN _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ 68.54 -#define TIOCSPTLCK _IOW('T',0x31, int) /* Lock/unlock Pty */ 68.55 - 68.56 -#define FIONCLEX 0x5450 /* these numbers need to be adjusted. */ 68.57 -#define FIOCLEX 0x5451 68.58 -#define FIOASYNC 0x5452 68.59 -#define TIOCSERCONFIG 0x5453 68.60 -#define TIOCSERGWILD 0x5454 68.61 -#define TIOCSERSWILD 0x5455 68.62 -#define TIOCGLCKTRMIOS 0x5456 68.63 -#define TIOCSLCKTRMIOS 0x5457 68.64 -#define TIOCSERGSTRUCT 0x5458 /* For debugging only */ 68.65 -#define TIOCSERGETLSR 0x5459 /* Get line status register */ 68.66 -#define TIOCSERGETMULTI 0x545A /* Get multiport config */ 68.67 -#define TIOCSERSETMULTI 0x545B /* Set multiport config */ 68.68 - 68.69 -#define TIOCMIWAIT 0x545C /* wait for a change on serial input line(s) */ 68.70 -#define TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */ 68.71 -#define TIOCGHAYESESP 0x545E /* Get Hayes ESP configuration */ 68.72 -#define TIOCSHAYESESP 0x545F /* Set Hayes ESP configuration */ 68.73 - 68.74 -/* Used for packet mode */ 68.75 -#define TIOCPKT_DATA 0 68.76 -#define TIOCPKT_FLUSHREAD 1 68.77 -#define TIOCPKT_FLUSHWRITE 2 68.78 -#define TIOCPKT_STOP 4 68.79 -#define TIOCPKT_START 8 68.80 -#define TIOCPKT_NOSTOP 16 68.81 -#define TIOCPKT_DOSTOP 32 68.82 - 68.83 -#define TIOCSER_TEMT 0x01 /* Transmitter physically empty */ 68.84 - 68.85 -#endif
69.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ipc.h Fri Mar 14 15:48:09 2003 +0000 69.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 69.3 @@ -1,31 +0,0 @@ 69.4 -#ifndef __i386_IPC_H__ 69.5 -#define __i386_IPC_H__ 69.6 - 69.7 -/* 69.8 - * These are used to wrap system calls on x86. 69.9 - * 69.10 - * See arch/i386/kernel/sys_i386.c for ugly details.. 69.11 - */ 69.12 -struct ipc_kludge { 69.13 - struct msgbuf *msgp; 69.14 - long msgtyp; 69.15 -}; 69.16 - 69.17 -#define SEMOP 1 69.18 -#define SEMGET 2 69.19 -#define SEMCTL 3 69.20 -#define MSGSND 11 69.21 -#define MSGRCV 12 69.22 -#define MSGGET 13 69.23 -#define MSGCTL 14 69.24 -#define SHMAT 21 69.25 -#define SHMDT 22 69.26 -#define SHMGET 23 69.27 -#define SHMCTL 24 69.28 - 69.29 -/* Used by the DIPC package, try and avoid reusing it */ 69.30 -#define DIPC 25 69.31 - 69.32 -#define IPCCALL(version,op) ((version)<<16 | (op)) 69.33 - 69.34 -#endif
70.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ipcbuf.h Fri Mar 14 15:48:09 2003 +0000 70.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 70.3 @@ -1,29 +0,0 @@ 70.4 -#ifndef __i386_IPCBUF_H__ 70.5 -#define __i386_IPCBUF_H__ 70.6 - 70.7 -/* 70.8 - * The ipc64_perm structure for i386 architecture. 70.9 - * Note extra padding because this structure is passed back and forth 70.10 - * between kernel and user space. 70.11 - * 70.12 - * Pad space is left for: 70.13 - * - 32-bit mode_t and seq 70.14 - * - 2 miscellaneous 32-bit values 70.15 - */ 70.16 - 70.17 -struct ipc64_perm 70.18 -{ 70.19 - __kernel_key_t key; 70.20 - __kernel_uid32_t uid; 70.21 - __kernel_gid32_t gid; 70.22 - __kernel_uid32_t cuid; 70.23 - __kernel_gid32_t cgid; 70.24 - __kernel_mode_t mode; 70.25 - unsigned short __pad1; 70.26 - unsigned short seq; 70.27 - unsigned short __pad2; 70.28 - unsigned long __unused1; 70.29 - unsigned long __unused2; 70.30 -}; 70.31 - 70.32 -#endif /* __i386_IPCBUF_H__ */
71.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/keyboard.h Fri Mar 14 15:48:09 2003 +0000 71.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 71.3 @@ -1,72 +0,0 @@ 71.4 -/* 71.5 - * linux/include/asm-i386/keyboard.h 71.6 - * 71.7 - * Created 3 Nov 1996 by Geert Uytterhoeven 71.8 - */ 71.9 - 71.10 -/* 71.11 - * This file contains the i386 architecture specific keyboard definitions 71.12 - */ 71.13 - 71.14 -#ifndef _I386_KEYBOARD_H 71.15 -#define _I386_KEYBOARD_H 71.16 - 71.17 -#ifdef __KERNEL__ 71.18 - 71.19 -#include <linux/kernel.h> 71.20 -#include <linux/ioport.h> 71.21 -#include <linux/kd.h> 71.22 -#include <linux/pm.h> 71.23 -#include <asm/io.h> 71.24 - 71.25 -#define KEYBOARD_IRQ 1 71.26 -#define DISABLE_KBD_DURING_INTERRUPTS 0 71.27 - 71.28 -extern int pckbd_setkeycode(unsigned int scancode, unsigned int keycode); 71.29 -extern int pckbd_getkeycode(unsigned int scancode); 71.30 -extern int pckbd_translate(unsigned char scancode, unsigned char *keycode, 71.31 - char raw_mode); 71.32 -extern char pckbd_unexpected_up(unsigned char keycode); 71.33 -extern void pckbd_leds(unsigned char leds); 71.34 -extern void pckbd_init_hw(void); 71.35 -extern int pckbd_pm_resume(struct pm_dev *, pm_request_t, void *); 71.36 -extern pm_callback pm_kbd_request_override; 71.37 -extern unsigned char pckbd_sysrq_xlate[128]; 71.38 - 71.39 -#define kbd_setkeycode pckbd_setkeycode 71.40 -#define kbd_getkeycode pckbd_getkeycode 71.41 -#define kbd_translate pckbd_translate 71.42 -#define kbd_unexpected_up pckbd_unexpected_up 71.43 -#define kbd_leds pckbd_leds 71.44 -#define kbd_init_hw pckbd_init_hw 71.45 -#define kbd_sysrq_xlate pckbd_sysrq_xlate 71.46 - 71.47 -#define SYSRQ_KEY 0x54 71.48 - 71.49 -/* resource allocation */ 71.50 -#define kbd_request_region() 71.51 -#define kbd_request_irq(handler) request_irq(KEYBOARD_IRQ, handler, 0, \ 71.52 - "keyboard", NULL) 71.53 - 71.54 -/* How to access the keyboard macros on this platform. */ 71.55 -#define kbd_read_input() inb(KBD_DATA_REG) 71.56 -#define kbd_read_status() inb(KBD_STATUS_REG) 71.57 -#define kbd_write_output(val) outb(val, KBD_DATA_REG) 71.58 -#define kbd_write_command(val) outb(val, KBD_CNTL_REG) 71.59 - 71.60 -/* Some stoneage hardware needs delays after some operations. */ 71.61 -#define kbd_pause() do { } while(0) 71.62 - 71.63 -/* 71.64 - * Machine specific bits for the PS/2 driver 71.65 - */ 71.66 - 71.67 -#define AUX_IRQ 12 71.68 - 71.69 -#define aux_request_irq(hand, dev_id) \ 71.70 - request_irq(AUX_IRQ, hand, SA_SHIRQ, "PS/2 Mouse", dev_id) 71.71 - 71.72 -#define aux_free_irq(dev_id) free_irq(AUX_IRQ, dev_id) 71.73 - 71.74 -#endif /* __KERNEL__ */ 71.75 -#endif /* _I386_KEYBOARD_H */
72.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/kmap_types.h Fri Mar 14 15:48:09 2003 +0000 72.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 72.3 @@ -1,14 +0,0 @@ 72.4 -#ifndef _ASM_KMAP_TYPES_H 72.5 -#define _ASM_KMAP_TYPES_H 72.6 - 72.7 -enum km_type { 72.8 - KM_BOUNCE_READ, 72.9 - KM_SKB_SUNRPC_DATA, 72.10 - KM_SKB_DATA_SOFTIRQ, 72.11 - KM_USER0, 72.12 - KM_USER1, 72.13 - KM_BH_IRQ, 72.14 - KM_TYPE_NR 72.15 -}; 72.16 - 72.17 -#endif
73.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/ldt.h Fri Mar 14 15:48:09 2003 +0000 73.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 73.3 @@ -1,32 +0,0 @@ 73.4 -/* 73.5 - * ldt.h 73.6 - * 73.7 - * Definitions of structures used with the modify_ldt system call. 73.8 - */ 73.9 -#ifndef _LINUX_LDT_H 73.10 -#define _LINUX_LDT_H 73.11 - 73.12 -/* Maximum number of LDT entries supported. */ 73.13 -#define LDT_ENTRIES 8192 73.14 -/* The size of each LDT entry. */ 73.15 -#define LDT_ENTRY_SIZE 8 73.16 - 73.17 -#ifndef __ASSEMBLY__ 73.18 -struct modify_ldt_ldt_s { 73.19 - unsigned int entry_number; 73.20 - unsigned long base_addr; 73.21 - unsigned int limit; 73.22 - unsigned int seg_32bit:1; 73.23 - unsigned int contents:2; 73.24 - unsigned int read_exec_only:1; 73.25 - unsigned int limit_in_pages:1; 73.26 - unsigned int seg_not_present:1; 73.27 - unsigned int useable:1; 73.28 -}; 73.29 - 73.30 -#define MODIFY_LDT_CONTENTS_DATA 0 73.31 -#define MODIFY_LDT_CONTENTS_STACK 1 73.32 -#define MODIFY_LDT_CONTENTS_CODE 2 73.33 - 73.34 -#endif /* !__ASSEMBLY__ */ 73.35 -#endif
74.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/linux_logo.h Fri Mar 14 15:48:09 2003 +0000 74.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 74.3 @@ -1,27 +0,0 @@ 74.4 -/* $Id: linux_logo.h,v 1.8 1998/07/30 16:30:24 jj Exp $ 74.5 - * include/asm-i386/linux_logo.h: This is a linux logo 74.6 - * to be displayed on boot. 74.7 - * 74.8 - * Copyright (C) 1996 Larry Ewing (lewing@isc.tamu.edu) 74.9 - * Copyright (C) 1996 Jakub Jelinek (jj@sunsite.mff.cuni.cz) 74.10 - * 74.11 - * You can put anything here, but: 74.12 - * LINUX_LOGO_COLORS has to be less than 224 74.13 - * image size has to be 80x80 74.14 - * values have to start from 0x20 74.15 - * (i.e. RGB(linux_logo_red[0], 74.16 - * linux_logo_green[0], 74.17 - * linux_logo_blue[0]) is color 0x20) 74.18 - * BW image has to be 80x80 as well, with MS bit 74.19 - * on the left 74.20 - * Serial_console ascii image can be any size, 74.21 - * but should contain %s to display the version 74.22 - */ 74.23 - 74.24 -#include <linux/init.h> 74.25 -#include <linux/version.h> 74.26 - 74.27 -#define linux_logo_banner "Linux/ia32 version " UTS_RELEASE 74.28 - 74.29 -#include <linux/linux_logo.h> 74.30 -
75.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/locks.h Fri Mar 14 15:48:09 2003 +0000 75.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 75.3 @@ -1,135 +0,0 @@ 75.4 -/* 75.5 - * SMP locks primitives for building ix86 locks 75.6 - * (not yet used). 75.7 - * 75.8 - * Alan Cox, alan@redhat.com, 1995 75.9 - */ 75.10 - 75.11 -/* 75.12 - * This would be much easier but far less clear and easy 75.13 - * to borrow for other processors if it was just assembler. 75.14 - */ 75.15 - 75.16 -static __inline__ void prim_spin_lock(struct spinlock *sp) 75.17 -{ 75.18 - int processor=smp_processor_id(); 75.19 - 75.20 - /* 75.21 - * Grab the lock bit 75.22 - */ 75.23 - 75.24 - while(lock_set_bit(0,&sp->lock)) 75.25 - { 75.26 - /* 75.27 - * Failed, but that's cos we own it! 75.28 - */ 75.29 - 75.30 - if(sp->cpu==processor) 75.31 - { 75.32 - sp->users++; 75.33 - return 0; 75.34 - } 75.35 - /* 75.36 - * Spin in the cache S state if possible 75.37 - */ 75.38 - while(sp->lock) 75.39 - { 75.40 - /* 75.41 - * Wait for any invalidates to go off 75.42 - */ 75.43 - 75.44 - if(smp_invalidate_needed&(1<<processor)) 75.45 - while(lock_clear_bit(processor,&smp_invalidate_needed)) 75.46 - local_flush_tlb(); 75.47 - sp->spins++; 75.48 - } 75.49 - /* 75.50 - * Someone wrote the line, we go 'I' and get 75.51 - * the cache entry. Now try to regrab 75.52 - */ 75.53 - } 75.54 - sp->users++;sp->cpu=processor; 75.55 - return 1; 75.56 -} 75.57 - 75.58 -/* 75.59 - * Release a spin lock 75.60 - */ 75.61 - 75.62 -static __inline__ int prim_spin_unlock(struct spinlock *sp) 75.63 -{ 75.64 - /* This is safe. The decrement is still guarded by the lock. A multilock would 75.65 - not be safe this way */ 75.66 - if(!--sp->users) 75.67 - { 75.68 - sp->cpu= NO_PROC_ID;lock_clear_bit(0,&sp->lock); 75.69 - return 1; 75.70 - } 75.71 - return 0; 75.72 -} 75.73 - 75.74 - 75.75 -/* 75.76 - * Non blocking lock grab 75.77 - */ 75.78 - 75.79 -static __inline__ int prim_spin_lock_nb(struct spinlock *sp) 75.80 -{ 75.81 - if(lock_set_bit(0,&sp->lock)) 75.82 - return 0; /* Locked already */ 75.83 - sp->users++; 75.84 - return 1; /* We got the lock */ 75.85 -} 75.86 - 75.87 - 75.88 -/* 75.89 - * These wrap the locking primitives up for usage 75.90 - */ 75.91 - 75.92 -static __inline__ void spinlock(struct spinlock *sp) 75.93 -{ 75.94 - if(sp->priority<current->lock_order) 75.95 - panic("lock order violation: %s (%d)\n", sp->name, current->lock_order); 75.96 - if(prim_spin_lock(sp)) 75.97 - { 75.98 - /* 75.99 - * We got a new lock. Update the priority chain 75.100 - */ 75.101 - sp->oldpri=current->lock_order; 75.102 - current->lock_order=sp->priority; 75.103 - } 75.104 -} 75.105 - 75.106 -static __inline__ void spinunlock(struct spinlock *sp) 75.107 -{ 75.108 - int pri; 75.109 - if(current->lock_order!=sp->priority) 75.110 - panic("lock release order violation %s (%d)\n", sp->name, current->lock_order); 75.111 - pri=sp->oldpri; 75.112 - if(prim_spin_unlock(sp)) 75.113 - { 75.114 - /* 75.115 - * Update the debugging lock priority chain. We dumped 75.116 - * our last right to the lock. 75.117 - */ 75.118 - current->lock_order=sp->pri; 75.119 - } 75.120 -} 75.121 - 75.122 -static __inline__ void spintestlock(struct spinlock *sp) 75.123 -{ 75.124 - /* 75.125 - * We do no sanity checks, it's legal to optimistically 75.126 - * get a lower lock. 75.127 - */ 75.128 - prim_spin_lock_nb(sp); 75.129 -} 75.130 - 75.131 -static __inline__ void spintestunlock(struct spinlock *sp) 75.132 -{ 75.133 - /* 75.134 - * A testlock doesn't update the lock chain so we 75.135 - * must not update it on free 75.136 - */ 75.137 - prim_spin_unlock(sp); 75.138 -}
76.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/math_emu.h Fri Mar 14 15:48:09 2003 +0000 76.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 76.3 @@ -1,35 +0,0 @@ 76.4 -#ifndef _I386_MATH_EMU_H 76.5 -#define _I386_MATH_EMU_H 76.6 - 76.7 -#include <asm/sigcontext.h> 76.8 - 76.9 -int restore_i387_soft(void *s387, struct _fpstate *buf); 76.10 -int save_i387_soft(void *s387, struct _fpstate * buf); 76.11 - 76.12 -/* This structure matches the layout of the data saved to the stack 76.13 - following a device-not-present interrupt, part of it saved 76.14 - automatically by the 80386/80486. 76.15 - */ 76.16 -struct info { 76.17 - long ___orig_eip; 76.18 - long ___ebx; 76.19 - long ___ecx; 76.20 - long ___edx; 76.21 - long ___esi; 76.22 - long ___edi; 76.23 - long ___ebp; 76.24 - long ___eax; 76.25 - long ___ds; 76.26 - long ___es; 76.27 - long ___orig_eax; 76.28 - long ___eip; 76.29 - long ___cs; 76.30 - long ___eflags; 76.31 - long ___esp; 76.32 - long ___ss; 76.33 - long ___vm86_es; /* This and the following only in vm86 mode */ 76.34 - long ___vm86_ds; 76.35 - long ___vm86_fs; 76.36 - long ___vm86_gs; 76.37 -}; 76.38 -#endif
77.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mc146818rtc.h Fri Mar 14 15:48:09 2003 +0000 77.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 77.3 @@ -1,29 +0,0 @@ 77.4 -/* 77.5 - * Machine dependent access functions for RTC registers. 77.6 - */ 77.7 -#ifndef _ASM_MC146818RTC_H 77.8 -#define _ASM_MC146818RTC_H 77.9 - 77.10 -#include <asm/io.h> 77.11 - 77.12 -#ifndef RTC_PORT 77.13 -#define RTC_PORT(x) (0x70 + (x)) 77.14 -#define RTC_ALWAYS_BCD 1 /* RTC operates in binary mode */ 77.15 -#endif 77.16 - 77.17 -/* 77.18 - * The yet supported machines all access the RTC index register via 77.19 - * an ISA port access but the way to access the date register differs ... 77.20 - */ 77.21 -#define CMOS_READ(addr) ({ \ 77.22 -outb_p((addr),RTC_PORT(0)); \ 77.23 -inb_p(RTC_PORT(1)); \ 77.24 -}) 77.25 -#define CMOS_WRITE(val, addr) ({ \ 77.26 -outb_p((addr),RTC_PORT(0)); \ 77.27 -outb_p((val),RTC_PORT(1)); \ 77.28 -}) 77.29 - 77.30 -#define RTC_IRQ 8 77.31 - 77.32 -#endif /* _ASM_MC146818RTC_H */
78.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mca_dma.h Fri Mar 14 15:48:09 2003 +0000 78.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 78.3 @@ -1,202 +0,0 @@ 78.4 -#ifndef MCA_DMA_H 78.5 -#define MCA_DMA_H 78.6 - 78.7 -#include <asm/io.h> 78.8 -#include <linux/ioport.h> 78.9 - 78.10 -/* 78.11 - * Microchannel specific DMA stuff. DMA on an MCA machine is fairly similar to 78.12 - * standard PC dma, but it certainly has its quirks. DMA register addresses 78.13 - * are in a different place and there are some added functions. Most of this 78.14 - * should be pretty obvious on inspection. Note that the user must divide 78.15 - * count by 2 when using 16-bit dma; that is not handled by these functions. 78.16 - * 78.17 - * Ramen Noodles are yummy. 78.18 - * 78.19 - * 1998 Tymm Twillman <tymm@computer.org> 78.20 - */ 78.21 - 78.22 -/* 78.23 - * Registers that are used by the DMA controller; FN is the function register 78.24 - * (tell the controller what to do) and EXE is the execution register (how 78.25 - * to do it) 78.26 - */ 78.27 - 78.28 -#define MCA_DMA_REG_FN 0x18 78.29 -#define MCA_DMA_REG_EXE 0x1A 78.30 - 78.31 -/* 78.32 - * Functions that the DMA controller can do 78.33 - */ 78.34 - 78.35 -#define MCA_DMA_FN_SET_IO 0x00 78.36 -#define MCA_DMA_FN_SET_ADDR 0x20 78.37 -#define MCA_DMA_FN_GET_ADDR 0x30 78.38 -#define MCA_DMA_FN_SET_COUNT 0x40 78.39 -#define MCA_DMA_FN_GET_COUNT 0x50 78.40 -#define MCA_DMA_FN_GET_STATUS 0x60 78.41 -#define MCA_DMA_FN_SET_MODE 0x70 78.42 -#define MCA_DMA_FN_SET_ARBUS 0x80 78.43 -#define MCA_DMA_FN_MASK 0x90 78.44 -#define MCA_DMA_FN_RESET_MASK 0xA0 78.45 -#define MCA_DMA_FN_MASTER_CLEAR 0xD0 78.46 - 78.47 -/* 78.48 - * Modes (used by setting MCA_DMA_FN_MODE in the function register) 78.49 - * 78.50 - * Note that the MODE_READ is read from memory (write to device), and 78.51 - * MODE_WRITE is vice-versa. 78.52 - */ 78.53 - 78.54 -#define MCA_DMA_MODE_XFER 0x04 /* read by default */ 78.55 -#define MCA_DMA_MODE_READ 0x04 /* same as XFER */ 78.56 -#define MCA_DMA_MODE_WRITE 0x08 /* OR with MODE_XFER to use */ 78.57 -#define MCA_DMA_MODE_IO 0x01 /* DMA from IO register */ 78.58 -#define MCA_DMA_MODE_16 0x40 /* 16 bit xfers */ 78.59 - 78.60 - 78.61 -/** 78.62 - * mca_enable_dma - channel to enable DMA on 78.63 - * @dmanr: DMA channel 78.64 - * 78.65 - * Enable the MCA bus DMA on a channel. This can be called from 78.66 - * IRQ context. 78.67 - */ 78.68 - 78.69 -static __inline__ void mca_enable_dma(unsigned int dmanr) 78.70 -{ 78.71 - outb(MCA_DMA_FN_RESET_MASK | dmanr, MCA_DMA_REG_FN); 78.72 -} 78.73 - 78.74 -/** 78.75 - * mca_disble_dma - channel to disable DMA on 78.76 - * @dmanr: DMA channel 78.77 - * 78.78 - * Enable the MCA bus DMA on a channel. This can be called from 78.79 - * IRQ context. 78.80 - */ 78.81 - 78.82 -static __inline__ void mca_disable_dma(unsigned int dmanr) 78.83 -{ 78.84 - outb(MCA_DMA_FN_MASK | dmanr, MCA_DMA_REG_FN); 78.85 -} 78.86 - 78.87 -/** 78.88 - * mca_set_dma_addr - load a 24bit DMA address 78.89 - * @dmanr: DMA channel 78.90 - * @a: 24bit bus address 78.91 - * 78.92 - * Load the address register in the DMA controller. This has a 24bit 78.93 - * limitation (16Mb). 78.94 - */ 78.95 - 78.96 -static __inline__ void mca_set_dma_addr(unsigned int dmanr, unsigned int a) 78.97 -{ 78.98 - outb(MCA_DMA_FN_SET_ADDR | dmanr, MCA_DMA_REG_FN); 78.99 - outb(a & 0xff, MCA_DMA_REG_EXE); 78.100 - outb((a >> 8) & 0xff, MCA_DMA_REG_EXE); 78.101 - outb((a >> 16) & 0xff, MCA_DMA_REG_EXE); 78.102 -} 78.103 - 78.104 -/** 78.105 - * mca_get_dma_addr - load a 24bit DMA address 78.106 - * @dmanr: DMA channel 78.107 - * 78.108 - * Read the address register in the DMA controller. This has a 24bit 78.109 - * limitation (16Mb). The return is a bus address. 78.110 - */ 78.111 - 78.112 -static __inline__ unsigned int mca_get_dma_addr(unsigned int dmanr) 78.113 -{ 78.114 - unsigned int addr; 78.115 - 78.116 - outb(MCA_DMA_FN_GET_ADDR | dmanr, MCA_DMA_REG_FN); 78.117 - addr = inb(MCA_DMA_REG_EXE); 78.118 - addr |= inb(MCA_DMA_REG_EXE) << 8; 78.119 - addr |= inb(MCA_DMA_REG_EXE) << 16; 78.120 - 78.121 - return addr; 78.122 -} 78.123 - 78.124 -/** 78.125 - * mca_set_dma_count - load a 16bit transfer count 78.126 - * @dmanr: DMA channel 78.127 - * @count: count 78.128 - * 78.129 - * Set the DMA count for this channel. This can be up to 64Kbytes. 78.130 - * Setting a count of zero will not do what you expect. 78.131 - */ 78.132 - 78.133 -static __inline__ void mca_set_dma_count(unsigned int dmanr, unsigned int count) 78.134 -{ 78.135 - count--; /* transfers one more than count -- correct for this */ 78.136 - 78.137 - outb(MCA_DMA_FN_SET_COUNT | dmanr, MCA_DMA_REG_FN); 78.138 - outb(count & 0xff, MCA_DMA_REG_EXE); 78.139 - outb((count >> 8) & 0xff, MCA_DMA_REG_EXE); 78.140 -} 78.141 - 78.142 -/** 78.143 - * mca_get_dma_residue - get the remaining bytes to transfer 78.144 - * @dmanr: DMA channel 78.145 - * 78.146 - * This function returns the number of bytes left to transfer 78.147 - * on this DMA channel. 78.148 - */ 78.149 - 78.150 -static __inline__ unsigned int mca_get_dma_residue(unsigned int dmanr) 78.151 -{ 78.152 - unsigned short count; 78.153 - 78.154 - outb(MCA_DMA_FN_GET_COUNT | dmanr, MCA_DMA_REG_FN); 78.155 - count = 1 + inb(MCA_DMA_REG_EXE); 78.156 - count += inb(MCA_DMA_REG_EXE) << 8; 78.157 - 78.158 - return count; 78.159 -} 78.160 - 78.161 -/** 78.162 - * mca_set_dma_io - set the port for an I/O transfer 78.163 - * @dmanr: DMA channel 78.164 - * @io_addr: an I/O port number 78.165 - * 78.166 - * Unlike the ISA bus DMA controllers the DMA on MCA bus can transfer 78.167 - * with an I/O port target. 78.168 - */ 78.169 - 78.170 -static __inline__ void mca_set_dma_io(unsigned int dmanr, unsigned int io_addr) 78.171 -{ 78.172 - /* 78.173 - * DMA from a port address -- set the io address 78.174 - */ 78.175 - 78.176 - outb(MCA_DMA_FN_SET_IO | dmanr, MCA_DMA_REG_FN); 78.177 - outb(io_addr & 0xff, MCA_DMA_REG_EXE); 78.178 - outb((io_addr >> 8) & 0xff, MCA_DMA_REG_EXE); 78.179 -} 78.180 - 78.181 -/** 78.182 - * mca_set_dma_mode - set the DMA mode 78.183 - * @dmanr: DMA channel 78.184 - * @mode: mode to set 78.185 - * 78.186 - * The DMA controller supports several modes. The mode values you can 78.187 - * set are : 78.188 - * 78.189 - * %MCA_DMA_MODE_READ when reading from the DMA device. 78.190 - * 78.191 - * %MCA_DMA_MODE_WRITE to writing to the DMA device. 78.192 - * 78.193 - * %MCA_DMA_MODE_IO to do DMA to or from an I/O port. 78.194 - * 78.195 - * %MCA_DMA_MODE_16 to do 16bit transfers. 78.196 - * 78.197 - */ 78.198 - 78.199 -static __inline__ void mca_set_dma_mode(unsigned int dmanr, unsigned int mode) 78.200 -{ 78.201 - outb(MCA_DMA_FN_SET_MODE | dmanr, MCA_DMA_REG_FN); 78.202 - outb(mode, MCA_DMA_REG_EXE); 78.203 -} 78.204 - 78.205 -#endif /* MCA_DMA_H */
79.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mman.h Fri Mar 14 15:48:09 2003 +0000 79.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 79.3 @@ -1,38 +0,0 @@ 79.4 -#ifndef __I386_MMAN_H__ 79.5 -#define __I386_MMAN_H__ 79.6 - 79.7 -#define PROT_READ 0x1 /* page can be read */ 79.8 -#define PROT_WRITE 0x2 /* page can be written */ 79.9 -#define PROT_EXEC 0x4 /* page can be executed */ 79.10 -#define PROT_NONE 0x0 /* page can not be accessed */ 79.11 - 79.12 -#define MAP_SHARED 0x01 /* Share changes */ 79.13 -#define MAP_PRIVATE 0x02 /* Changes are private */ 79.14 -#define MAP_TYPE 0x0f /* Mask for type of mapping */ 79.15 -#define MAP_FIXED 0x10 /* Interpret addr exactly */ 79.16 -#define MAP_ANONYMOUS 0x20 /* don't use a file */ 79.17 - 79.18 -#define MAP_GROWSDOWN 0x0100 /* stack-like segment */ 79.19 -#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ 79.20 -#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ 79.21 -#define MAP_LOCKED 0x2000 /* pages are locked */ 79.22 -#define MAP_NORESERVE 0x4000 /* don't check for reservations */ 79.23 - 79.24 -#define MS_ASYNC 1 /* sync memory asynchronously */ 79.25 -#define MS_INVALIDATE 2 /* invalidate the caches */ 79.26 -#define MS_SYNC 4 /* synchronous memory sync */ 79.27 - 79.28 -#define MCL_CURRENT 1 /* lock all current mappings */ 79.29 -#define MCL_FUTURE 2 /* lock all future mappings */ 79.30 - 79.31 -#define MADV_NORMAL 0x0 /* default page-in behavior */ 79.32 -#define MADV_RANDOM 0x1 /* page-in minimum required */ 79.33 -#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ 79.34 -#define MADV_WILLNEED 0x3 /* pre-fault pages */ 79.35 -#define MADV_DONTNEED 0x4 /* discard these pages */ 79.36 - 79.37 -/* compatibility flags */ 79.38 -#define MAP_ANON MAP_ANONYMOUS 79.39 -#define MAP_FILE 0 79.40 - 79.41 -#endif /* __I386_MMAN_H__ */
80.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mmx.h Fri Mar 14 15:48:09 2003 +0000 80.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 80.3 @@ -1,14 +0,0 @@ 80.4 -#ifndef _ASM_MMX_H 80.5 -#define _ASM_MMX_H 80.6 - 80.7 -/* 80.8 - * MMX 3Dnow! helper operations 80.9 - */ 80.10 - 80.11 -#include <linux/types.h> 80.12 - 80.13 -extern void *_mmx_memcpy(void *to, const void *from, size_t size); 80.14 -extern void mmx_clear_page(void *page); 80.15 -extern void mmx_copy_page(void *to, void *from); 80.16 - 80.17 -#endif
81.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/module.h Fri Mar 14 15:48:09 2003 +0000 81.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 81.3 @@ -1,12 +0,0 @@ 81.4 -#ifndef _ASM_I386_MODULE_H 81.5 -#define _ASM_I386_MODULE_H 81.6 -/* 81.7 - * This file contains the i386 architecture specific module code. 81.8 - */ 81.9 - 81.10 -#define module_map(x) vmalloc(x) 81.11 -#define module_unmap(x) vfree(x) 81.12 -#define module_arch_init(x) (0) 81.13 -#define arch_init_modules(x) do { } while (0) 81.14 - 81.15 -#endif /* _ASM_I386_MODULE_H */
82.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mpspec.h Fri Mar 14 15:48:09 2003 +0000 82.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 82.3 @@ -1,223 +0,0 @@ 82.4 -#ifndef __ASM_MPSPEC_H 82.5 -#define __ASM_MPSPEC_H 82.6 - 82.7 -/* 82.8 - * Structure definitions for SMP machines following the 82.9 - * Intel Multiprocessing Specification 1.1 and 1.4. 82.10 - */ 82.11 - 82.12 -/* 82.13 - * This tag identifies where the SMP configuration 82.14 - * information is. 82.15 - */ 82.16 - 82.17 -#define SMP_MAGIC_IDENT (('_'<<24)|('P'<<16)|('M'<<8)|'_') 82.18 - 82.19 -/* 82.20 - * a maximum of 16 APICs with the current APIC ID architecture. 82.21 - * xAPICs can have up to 256. SAPICs have 16 ID bits. 82.22 - */ 82.23 -#ifdef CONFIG_X86_CLUSTERED_APIC 82.24 -#define MAX_APICS 256 82.25 -#else 82.26 -#define MAX_APICS 16 82.27 -#endif 82.28 - 82.29 -#define MAX_MPC_ENTRY 1024 82.30 - 82.31 -struct intel_mp_floating 82.32 -{ 82.33 - char mpf_signature[4]; /* "_MP_" */ 82.34 - unsigned long mpf_physptr; /* Configuration table address */ 82.35 - unsigned char mpf_length; /* Our length (paragraphs) */ 82.36 - unsigned char mpf_specification;/* Specification version */ 82.37 - unsigned char mpf_checksum; /* Checksum (makes sum 0) */ 82.38 - unsigned char mpf_feature1; /* Standard or configuration ? */ 82.39 - unsigned char mpf_feature2; /* Bit7 set for IMCR|PIC */ 82.40 - unsigned char mpf_feature3; /* Unused (0) */ 82.41 - unsigned char mpf_feature4; /* Unused (0) */ 82.42 - unsigned char mpf_feature5; /* Unused (0) */ 82.43 -}; 82.44 - 82.45 -struct mp_config_table 82.46 -{ 82.47 - char mpc_signature[4]; 82.48 -#define MPC_SIGNATURE "PCMP" 82.49 - unsigned short mpc_length; /* Size of table */ 82.50 - char mpc_spec; /* 0x01 */ 82.51 - char mpc_checksum; 82.52 - char mpc_oem[8]; 82.53 - char mpc_productid[12]; 82.54 - unsigned long mpc_oemptr; /* 0 if not present */ 82.55 - unsigned short mpc_oemsize; /* 0 if not present */ 82.56 - unsigned short mpc_oemcount; 82.57 - unsigned long mpc_lapic; /* APIC address */ 82.58 - unsigned long reserved; 82.59 -}; 82.60 - 82.61 -/* Followed by entries */ 82.62 - 82.63 -#define MP_PROCESSOR 0 82.64 -#define MP_BUS 1 82.65 -#define MP_IOAPIC 2 82.66 -#define MP_INTSRC 3 82.67 -#define MP_LINTSRC 4 82.68 -#define MP_TRANSLATION 192 /* Used by IBM NUMA-Q to describe node locality */ 82.69 - 82.70 -struct mpc_config_processor 82.71 -{ 82.72 - unsigned char mpc_type; 82.73 - unsigned char mpc_apicid; /* Local APIC number */ 82.74 - unsigned char mpc_apicver; /* Its versions */ 82.75 - unsigned char mpc_cpuflag; 82.76 -#define CPU_ENABLED 1 /* Processor is available */ 82.77 -#define CPU_BOOTPROCESSOR 2 /* Processor is the BP */ 82.78 - unsigned long mpc_cpufeature; 82.79 -#define CPU_STEPPING_MASK 0x0F 82.80 -#define CPU_MODEL_MASK 0xF0 82.81 -#define CPU_FAMILY_MASK 0xF00 82.82 - unsigned long mpc_featureflag; /* CPUID feature value */ 82.83 - unsigned long mpc_reserved[2]; 82.84 -}; 82.85 - 82.86 -struct mpc_config_bus 82.87 -{ 82.88 - unsigned char mpc_type; 82.89 - unsigned char mpc_busid; 82.90 - unsigned char mpc_bustype[6] __attribute((packed)); 82.91 -}; 82.92 - 82.93 -/* List of Bus Type string values, Intel MP Spec. */ 82.94 -#define BUSTYPE_EISA "EISA" 82.95 -#define BUSTYPE_ISA "ISA" 82.96 -#define BUSTYPE_INTERN "INTERN" /* Internal BUS */ 82.97 -#define BUSTYPE_MCA "MCA" 82.98 -#define BUSTYPE_VL "VL" /* Local bus */ 82.99 -#define BUSTYPE_PCI "PCI" 82.100 -#define BUSTYPE_PCMCIA "PCMCIA" 82.101 -#define BUSTYPE_CBUS "CBUS" 82.102 -#define BUSTYPE_CBUSII "CBUSII" 82.103 -#define BUSTYPE_FUTURE "FUTURE" 82.104 -#define BUSTYPE_MBI "MBI" 82.105 -#define BUSTYPE_MBII "MBII" 82.106 -#define BUSTYPE_MPI "MPI" 82.107 -#define BUSTYPE_MPSA "MPSA" 82.108 -#define BUSTYPE_NUBUS "NUBUS" 82.109 -#define BUSTYPE_TC "TC" 82.110 -#define BUSTYPE_VME "VME" 82.111 -#define BUSTYPE_XPRESS "XPRESS" 82.112 - 82.113 -struct mpc_config_ioapic 82.114 -{ 82.115 - unsigned char mpc_type; 82.116 - unsigned char mpc_apicid; 82.117 - unsigned char mpc_apicver; 82.118 - unsigned char mpc_flags; 82.119 -#define MPC_APIC_USABLE 0x01 82.120 - unsigned long mpc_apicaddr; 82.121 -}; 82.122 - 82.123 -struct mpc_config_intsrc 82.124 -{ 82.125 - unsigned char mpc_type; 82.126 - unsigned char mpc_irqtype; 82.127 - unsigned short mpc_irqflag; 82.128 - unsigned char mpc_srcbus; 82.129 - unsigned char mpc_srcbusirq; 82.130 - unsigned char mpc_dstapic; 82.131 - unsigned char mpc_dstirq; 82.132 -}; 82.133 - 82.134 -enum mp_irq_source_types { 82.135 - mp_INT = 0, 82.136 - mp_NMI = 1, 82.137 - mp_SMI = 2, 82.138 - mp_ExtINT = 3 82.139 -}; 82.140 - 82.141 -#define MP_IRQDIR_DEFAULT 0 82.142 -#define MP_IRQDIR_HIGH 1 82.143 -#define MP_IRQDIR_LOW 3 82.144 - 82.145 - 82.146 -struct mpc_config_lintsrc 82.147 -{ 82.148 - unsigned char mpc_type; 82.149 - unsigned char mpc_irqtype; 82.150 - unsigned short mpc_irqflag; 82.151 - unsigned char mpc_srcbusid; 82.152 - unsigned char mpc_srcbusirq; 82.153 - unsigned char mpc_destapic; 82.154 -#define MP_APIC_ALL 0xFF 82.155 - unsigned char mpc_destapiclint; 82.156 -}; 82.157 - 82.158 -struct mp_config_oemtable 82.159 -{ 82.160 - char oem_signature[4]; 82.161 -#define MPC_OEM_SIGNATURE "_OEM" 82.162 - unsigned short oem_length; /* Size of table */ 82.163 - char oem_rev; /* 0x01 */ 82.164 - char oem_checksum; 82.165 - char mpc_oem[8]; 82.166 -}; 82.167 - 82.168 -struct mpc_config_translation 82.169 -{ 82.170 - unsigned char mpc_type; 82.171 - unsigned char trans_len; 82.172 - unsigned char trans_type; 82.173 - unsigned char trans_quad; 82.174 - unsigned char trans_global; 82.175 - unsigned char trans_local; 82.176 - unsigned short trans_reserved; 82.177 -}; 82.178 - 82.179 -/* 82.180 - * Default configurations 82.181 - * 82.182 - * 1 2 CPU ISA 82489DX 82.183 - * 2 2 CPU EISA 82489DX neither IRQ 0 timer nor IRQ 13 DMA chaining 82.184 - * 3 2 CPU EISA 82489DX 82.185 - * 4 2 CPU MCA 82489DX 82.186 - * 5 2 CPU ISA+PCI 82.187 - * 6 2 CPU EISA+PCI 82.188 - * 7 2 CPU MCA+PCI 82.189 - */ 82.190 - 82.191 -#ifdef CONFIG_MULTIQUAD 82.192 -#define MAX_IRQ_SOURCES 512 82.193 -#else /* !CONFIG_MULTIQUAD */ 82.194 -#define MAX_IRQ_SOURCES 256 82.195 -#endif /* CONFIG_MULTIQUAD */ 82.196 - 82.197 -#define MAX_MP_BUSSES 32 82.198 -enum mp_bustype { 82.199 - MP_BUS_ISA = 1, 82.200 - MP_BUS_EISA, 82.201 - MP_BUS_PCI, 82.202 - MP_BUS_MCA 82.203 -}; 82.204 -extern int *mp_bus_id_to_type; 82.205 -extern int *mp_bus_id_to_node; 82.206 -extern int *mp_bus_id_to_local; 82.207 -extern int *mp_bus_id_to_pci_bus; 82.208 -extern int quad_local_to_mp_bus_id [NR_CPUS/4][4]; 82.209 - 82.210 -extern unsigned int boot_cpu_physical_apicid; 82.211 -extern unsigned long phys_cpu_present_map; 82.212 -extern int smp_found_config; 82.213 -extern void find_smp_config (void); 82.214 -extern void get_smp_config (void); 82.215 -extern int nr_ioapics; 82.216 -extern int apic_version [MAX_APICS]; 82.217 -extern int mp_irq_entries; 82.218 -extern struct mpc_config_intsrc *mp_irqs; 82.219 -extern int mpc_default_type; 82.220 -extern int mp_current_pci_id; 82.221 -extern unsigned long mp_lapic_addr; 82.222 -extern int pic_mode; 82.223 -extern int using_apic_timer; 82.224 - 82.225 -#endif 82.226 -
83.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/msgbuf.h Fri Mar 14 15:48:09 2003 +0000 83.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 83.3 @@ -1,31 +0,0 @@ 83.4 -#ifndef _I386_MSGBUF_H 83.5 -#define _I386_MSGBUF_H 83.6 - 83.7 -/* 83.8 - * The msqid64_ds structure for i386 architecture. 83.9 - * Note extra padding because this structure is passed back and forth 83.10 - * between kernel and user space. 83.11 - * 83.12 - * Pad space is left for: 83.13 - * - 64-bit time_t to solve y2038 problem 83.14 - * - 2 miscellaneous 32-bit values 83.15 - */ 83.16 - 83.17 -struct msqid64_ds { 83.18 - struct ipc64_perm msg_perm; 83.19 - __kernel_time_t msg_stime; /* last msgsnd time */ 83.20 - unsigned long __unused1; 83.21 - __kernel_time_t msg_rtime; /* last msgrcv time */ 83.22 - unsigned long __unused2; 83.23 - __kernel_time_t msg_ctime; /* last change time */ 83.24 - unsigned long __unused3; 83.25 - unsigned long msg_cbytes; /* current number of bytes on queue */ 83.26 - unsigned long msg_qnum; /* number of messages in queue */ 83.27 - unsigned long msg_qbytes; /* max number of bytes on queue */ 83.28 - __kernel_pid_t msg_lspid; /* pid of last msgsnd */ 83.29 - __kernel_pid_t msg_lrpid; /* last receive pid */ 83.30 - unsigned long __unused4; 83.31 - unsigned long __unused5; 83.32 -}; 83.33 - 83.34 -#endif /* _I386_MSGBUF_H */
84.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/msr.h Fri Mar 14 15:48:09 2003 +0000 84.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 84.3 @@ -1,121 +0,0 @@ 84.4 -#ifndef __ASM_MSR_H 84.5 -#define __ASM_MSR_H 84.6 - 84.7 -/* 84.8 - * Access to machine-specific registers (available on 586 and better only) 84.9 - * Note: the rd* operations modify the parameters directly (without using 84.10 - * pointer indirection), this allows gcc to optimize better 84.11 - */ 84.12 - 84.13 -#define rdmsr(msr,val1,val2) \ 84.14 - __asm__ __volatile__("rdmsr" \ 84.15 - : "=a" (val1), "=d" (val2) \ 84.16 - : "c" (msr)) 84.17 - 84.18 -#define wrmsr(msr,val1,val2) \ 84.19 - __asm__ __volatile__("wrmsr" \ 84.20 - : /* no outputs */ \ 84.21 - : "c" (msr), "a" (val1), "d" (val2)) 84.22 - 84.23 -#define rdtsc(low,high) \ 84.24 - __asm__ __volatile__("rdtsc" : "=a" (low), "=d" (high)) 84.25 - 84.26 -#define rdtscl(low) \ 84.27 - __asm__ __volatile__("rdtsc" : "=a" (low) : : "edx") 84.28 - 84.29 -#define rdtscll(val) \ 84.30 - __asm__ __volatile__("rdtsc" : "=A" (val)) 84.31 - 84.32 -#define write_tsc(val1,val2) wrmsr(0x10, val1, val2) 84.33 - 84.34 -#define rdpmc(counter,low,high) \ 84.35 - __asm__ __volatile__("rdpmc" \ 84.36 - : "=a" (low), "=d" (high) \ 84.37 - : "c" (counter)) 84.38 - 84.39 -/* symbolic names for some interesting MSRs */ 84.40 -/* Intel defined MSRs. */ 84.41 -#define MSR_IA32_P5_MC_ADDR 0 84.42 -#define MSR_IA32_P5_MC_TYPE 1 84.43 -#define MSR_IA32_PLATFORM_ID 0x17 84.44 -#define MSR_IA32_EBL_CR_POWERON 0x2a 84.45 - 84.46 -#define MSR_IA32_APICBASE 0x1b 84.47 -#define MSR_IA32_APICBASE_BSP (1<<8) 84.48 -#define MSR_IA32_APICBASE_ENABLE (1<<11) 84.49 -#define MSR_IA32_APICBASE_BASE (0xfffff<<12) 84.50 - 84.51 -#define MSR_IA32_UCODE_WRITE 0x79 84.52 -#define MSR_IA32_UCODE_REV 0x8b 84.53 - 84.54 -#define MSR_IA32_BBL_CR_CTL 0x119 84.55 - 84.56 -#define MSR_IA32_MCG_CAP 0x179 84.57 -#define MSR_IA32_MCG_STATUS 0x17a 84.58 -#define MSR_IA32_MCG_CTL 0x17b 84.59 - 84.60 -#define MSR_IA32_THERM_CONTROL 0x19a 84.61 -#define MSR_IA32_THERM_INTERRUPT 0x19b 84.62 -#define MSR_IA32_THERM_STATUS 0x19c 84.63 -#define MSR_IA32_MISC_ENABLE 0x1a0 84.64 - 84.65 -#define MSR_IA32_DEBUGCTLMSR 0x1d9 84.66 -#define MSR_IA32_LASTBRANCHFROMIP 0x1db 84.67 -#define MSR_IA32_LASTBRANCHTOIP 0x1dc 84.68 -#define MSR_IA32_LASTINTFROMIP 0x1dd 84.69 -#define MSR_IA32_LASTINTTOIP 0x1de 84.70 - 84.71 -#define MSR_IA32_MC0_CTL 0x400 84.72 -#define MSR_IA32_MC0_STATUS 0x401 84.73 -#define MSR_IA32_MC0_ADDR 0x402 84.74 -#define MSR_IA32_MC0_MISC 0x403 84.75 - 84.76 -#define MSR_P6_PERFCTR0 0xc1 84.77 -#define MSR_P6_PERFCTR1 0xc2 84.78 -#define MSR_P6_EVNTSEL0 0x186 84.79 -#define MSR_P6_EVNTSEL1 0x187 84.80 - 84.81 -/* AMD Defined MSRs */ 84.82 -#define MSR_K6_EFER 0xC0000080 84.83 -#define MSR_K6_STAR 0xC0000081 84.84 -#define MSR_K6_WHCR 0xC0000082 84.85 -#define MSR_K6_UWCCR 0xC0000085 84.86 -#define MSR_K6_EPMR 0xC0000086 84.87 -#define MSR_K6_PSOR 0xC0000087 84.88 -#define MSR_K6_PFIR 0xC0000088 84.89 - 84.90 -#define MSR_K7_EVNTSEL0 0xC0010000 84.91 -#define MSR_K7_PERFCTR0 0xC0010004 84.92 -#define MSR_K7_HWCR 0xC0010015 84.93 -#define MSR_K7_CLK_CTL 0xC001001b 84.94 -#define MSR_K7_FID_VID_CTL 0xC0010041 84.95 -#define MSR_K7_VID_STATUS 0xC0010042 84.96 - 84.97 -/* Centaur-Hauls/IDT defined MSRs. */ 84.98 -#define MSR_IDT_FCR1 0x107 84.99 -#define MSR_IDT_FCR2 0x108 84.100 -#define MSR_IDT_FCR3 0x109 84.101 -#define MSR_IDT_FCR4 0x10a 84.102 - 84.103 -#define MSR_IDT_MCR0 0x110 84.104 -#define MSR_IDT_MCR1 0x111 84.105 -#define MSR_IDT_MCR2 0x112 84.106 -#define MSR_IDT_MCR3 0x113 84.107 -#define MSR_IDT_MCR4 0x114 84.108 -#define MSR_IDT_MCR5 0x115 84.109 -#define MSR_IDT_MCR6 0x116 84.110 -#define MSR_IDT_MCR7 0x117 84.111 -#define MSR_IDT_MCR_CTRL 0x120 84.112 - 84.113 -/* VIA Cyrix defined MSRs*/ 84.114 -#define MSR_VIA_FCR 0x1107 84.115 -#define MSR_VIA_LONGHAUL 0x110a 84.116 -#define MSR_VIA_BCR2 0x1147 84.117 - 84.118 -/* Transmeta defined MSRs */ 84.119 -#define MSR_TMTA_LONGRUN_CTRL 0x80868010 84.120 -#define MSR_TMTA_LONGRUN_FLAGS 0x80868011 84.121 -#define MSR_TMTA_LRTI_READOUT 0x80868018 84.122 -#define MSR_TMTA_LRTI_VOLT_MHZ 0x8086801a 84.123 - 84.124 -#endif /* __ASM_MSR_H */
85.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/mtrr.h Fri Mar 14 15:48:09 2003 +0000 85.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 85.3 @@ -1,127 +0,0 @@ 85.4 -/* Generic MTRR (Memory Type Range Register) ioctls. 85.5 - 85.6 - Copyright (C) 1997-1999 Richard Gooch 85.7 - 85.8 - This library is free software; you can redistribute it and/or 85.9 - modify it under the terms of the GNU Library General Public 85.10 - License as published by the Free Software Foundation; either 85.11 - version 2 of the License, or (at your option) any later version. 85.12 - 85.13 - This library is distributed in the hope that it will be useful, 85.14 - but WITHOUT ANY WARRANTY; without even the implied warranty of 85.15 - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 85.16 - Library General Public License for more details. 85.17 - 85.18 - You should have received a copy of the GNU Library General Public 85.19 - License along with this library; if not, write to the Free 85.20 - Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 85.21 - 85.22 - Richard Gooch may be reached by email at rgooch@atnf.csiro.au 85.23 - The postal address is: 85.24 - Richard Gooch, c/o ATNF, P. O. Box 76, Epping, N.S.W., 2121, Australia. 85.25 -*/ 85.26 -#ifndef _LINUX_MTRR_H 85.27 -#define _LINUX_MTRR_H 85.28 - 85.29 -#include <linux/config.h> 85.30 -#include <linux/ioctl.h> 85.31 - 85.32 -#define MTRR_IOCTL_BASE 'M' 85.33 - 85.34 -struct mtrr_sentry 85.35 -{ 85.36 - unsigned long base; /* Base address */ 85.37 - unsigned long size; /* Size of region */ 85.38 - unsigned int type; /* Type of region */ 85.39 -}; 85.40 - 85.41 -struct mtrr_gentry 85.42 -{ 85.43 - unsigned int regnum; /* Register number */ 85.44 - unsigned long base; /* Base address */ 85.45 - unsigned long size; /* Size of region */ 85.46 - unsigned int type; /* Type of region */ 85.47 -}; 85.48 - 85.49 -/* These are the various ioctls */ 85.50 -#define MTRRIOC_ADD_ENTRY _IOW(MTRR_IOCTL_BASE, 0, struct mtrr_sentry) 85.51 -#define MTRRIOC_SET_ENTRY _IOW(MTRR_IOCTL_BASE, 1, struct mtrr_sentry) 85.52 -#define MTRRIOC_DEL_ENTRY _IOW(MTRR_IOCTL_BASE, 2, struct mtrr_sentry) 85.53 -#define MTRRIOC_GET_ENTRY _IOWR(MTRR_IOCTL_BASE, 3, struct mtrr_gentry) 85.54 -#define MTRRIOC_KILL_ENTRY _IOW(MTRR_IOCTL_BASE, 4, struct mtrr_sentry) 85.55 -#define MTRRIOC_ADD_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 5, struct mtrr_sentry) 85.56 -#define MTRRIOC_SET_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 6, struct mtrr_sentry) 85.57 -#define MTRRIOC_DEL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 7, struct mtrr_sentry) 85.58 -#define MTRRIOC_GET_PAGE_ENTRY _IOWR(MTRR_IOCTL_BASE, 8, struct mtrr_gentry) 85.59 -#define MTRRIOC_KILL_PAGE_ENTRY _IOW(MTRR_IOCTL_BASE, 9, struct mtrr_sentry) 85.60 - 85.61 -/* These are the region types */ 85.62 -#define MTRR_TYPE_UNCACHABLE 0 85.63 -#define MTRR_TYPE_WRCOMB 1 85.64 -/*#define MTRR_TYPE_ 2*/ 85.65 -/*#define MTRR_TYPE_ 3*/ 85.66 -#define MTRR_TYPE_WRTHROUGH 4 85.67 -#define MTRR_TYPE_WRPROT 5 85.68 -#define MTRR_TYPE_WRBACK 6 85.69 -#define MTRR_NUM_TYPES 7 85.70 - 85.71 -#ifdef MTRR_NEED_STRINGS 85.72 -static char *mtrr_strings[MTRR_NUM_TYPES] = 85.73 -{ 85.74 - "uncachable", /* 0 */ 85.75 - "write-combining", /* 1 */ 85.76 - "?", /* 2 */ 85.77 - "?", /* 3 */ 85.78 - "write-through", /* 4 */ 85.79 - "write-protect", /* 5 */ 85.80 - "write-back", /* 6 */ 85.81 -}; 85.82 -#endif 85.83 - 85.84 -#ifdef __KERNEL__ 85.85 - 85.86 -/* The following functions are for use by other drivers */ 85.87 -# ifdef CONFIG_MTRR 85.88 -extern int mtrr_add (unsigned long base, unsigned long size, 85.89 - unsigned int type, char increment); 85.90 -extern int mtrr_add_page (unsigned long base, unsigned long size, 85.91 - unsigned int type, char increment); 85.92 -extern int mtrr_del (int reg, unsigned long base, unsigned long size); 85.93 -extern int mtrr_del_page (int reg, unsigned long base, unsigned long size); 85.94 -extern void mtrr_centaur_report_mcr(int mcr, u32 lo, u32 hi); 85.95 -# else 85.96 -static __inline__ int mtrr_add (unsigned long base, unsigned long size, 85.97 - unsigned int type, char increment) 85.98 -{ 85.99 - return -ENODEV; 85.100 -} 85.101 -static __inline__ int mtrr_add_page (unsigned long base, unsigned long size, 85.102 - unsigned int type, char increment) 85.103 -{ 85.104 - return -ENODEV; 85.105 -} 85.106 -static __inline__ int mtrr_del (int reg, unsigned long base, 85.107 - unsigned long size) 85.108 -{ 85.109 - return -ENODEV; 85.110 -} 85.111 -static __inline__ int mtrr_del_page (int reg, unsigned long base, 85.112 - unsigned long size) 85.113 -{ 85.114 - return -ENODEV; 85.115 -} 85.116 - 85.117 -static __inline__ void mtrr_centaur_report_mcr(int mcr, u32 lo, u32 hi) {;} 85.118 - 85.119 -# endif 85.120 - 85.121 -/* The following functions are for initialisation: don't use them! */ 85.122 -extern int mtrr_init (void); 85.123 -# if defined(CONFIG_SMP) && defined(CONFIG_MTRR) 85.124 -extern void mtrr_init_boot_cpu (void); 85.125 -extern void mtrr_init_secondary_cpu (void); 85.126 -# endif 85.127 - 85.128 -#endif 85.129 - 85.130 -#endif /* _LINUX_MTRR_H */
86.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/namei.h Fri Mar 14 15:48:09 2003 +0000 86.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 86.3 @@ -1,17 +0,0 @@ 86.4 -/* $Id: namei.h,v 1.1 1996/12/13 14:48:21 jj Exp $ 86.5 - * linux/include/asm-i386/namei.h 86.6 - * 86.7 - * Included from linux/fs/namei.c 86.8 - */ 86.9 - 86.10 -#ifndef __I386_NAMEI_H 86.11 -#define __I386_NAMEI_H 86.12 - 86.13 -/* This dummy routine maybe changed to something useful 86.14 - * for /usr/gnemul/ emulation stuff. 86.15 - * Look at asm-sparc/namei.h for details. 86.16 - */ 86.17 - 86.18 -#define __emul_prefix() NULL 86.19 - 86.20 -#endif /* __I386_NAMEI_H */
87.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/param.h Fri Mar 14 15:48:09 2003 +0000 87.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 87.3 @@ -1,24 +0,0 @@ 87.4 -#ifndef _ASMi386_PARAM_H 87.5 -#define _ASMi386_PARAM_H 87.6 - 87.7 -#ifndef HZ 87.8 -#define HZ 100 87.9 -#endif 87.10 - 87.11 -#define EXEC_PAGESIZE 4096 87.12 - 87.13 -#ifndef NGROUPS 87.14 -#define NGROUPS 32 87.15 -#endif 87.16 - 87.17 -#ifndef NOGROUP 87.18 -#define NOGROUP (-1) 87.19 -#endif 87.20 - 87.21 -#define MAXHOSTNAMELEN 64 /* max length of hostname */ 87.22 - 87.23 -#ifdef __KERNEL__ 87.24 -# define CLOCKS_PER_SEC 100 /* frequency at which times() counts */ 87.25 -#endif 87.26 - 87.27 -#endif
88.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/parport.h Fri Mar 14 15:48:09 2003 +0000 88.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 88.3 @@ -1,18 +0,0 @@ 88.4 -/* 88.5 - * parport.h: ia32-specific parport initialisation 88.6 - * 88.7 - * Copyright (C) 1999, 2000 Tim Waugh <tim@cyberelk.demon.co.uk> 88.8 - * 88.9 - * This file should only be included by drivers/parport/parport_pc.c. 88.10 - */ 88.11 - 88.12 -#ifndef _ASM_I386_PARPORT_H 88.13 -#define _ASM_I386_PARPORT_H 1 88.14 - 88.15 -static int __devinit parport_pc_find_isa_ports (int autoirq, int autodma); 88.16 -static int __devinit parport_pc_find_nonpci_ports (int autoirq, int autodma) 88.17 -{ 88.18 - return parport_pc_find_isa_ports (autoirq, autodma); 88.19 -} 88.20 - 88.21 -#endif /* !(_ASM_I386_PARPORT_H) */
89.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/poll.h Fri Mar 14 15:48:09 2003 +0000 89.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 89.3 @@ -1,25 +0,0 @@ 89.4 -#ifndef __i386_POLL_H 89.5 -#define __i386_POLL_H 89.6 - 89.7 -/* These are specified by iBCS2 */ 89.8 -#define POLLIN 0x0001 89.9 -#define POLLPRI 0x0002 89.10 -#define POLLOUT 0x0004 89.11 -#define POLLERR 0x0008 89.12 -#define POLLHUP 0x0010 89.13 -#define POLLNVAL 0x0020 89.14 - 89.15 -/* The rest seem to be more-or-less nonstandard. Check them! */ 89.16 -#define POLLRDNORM 0x0040 89.17 -#define POLLRDBAND 0x0080 89.18 -#define POLLWRNORM 0x0100 89.19 -#define POLLWRBAND 0x0200 89.20 -#define POLLMSG 0x0400 89.21 - 89.22 -struct pollfd { 89.23 - int fd; 89.24 - short events; 89.25 - short revents; 89.26 -}; 89.27 - 89.28 -#endif
90.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/posix_types.h Fri Mar 14 15:48:09 2003 +0000 90.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 90.3 @@ -1,80 +0,0 @@ 90.4 -#ifndef __ARCH_I386_POSIX_TYPES_H 90.5 -#define __ARCH_I386_POSIX_TYPES_H 90.6 - 90.7 -/* 90.8 - * This file is generally used by user-level software, so you need to 90.9 - * be a little careful about namespace pollution etc. Also, we cannot 90.10 - * assume GCC is being used. 90.11 - */ 90.12 - 90.13 -typedef unsigned short __kernel_dev_t; 90.14 -typedef unsigned long __kernel_ino_t; 90.15 -typedef unsigned short __kernel_mode_t; 90.16 -typedef unsigned short __kernel_nlink_t; 90.17 -typedef long __kernel_off_t; 90.18 -typedef int __kernel_pid_t; 90.19 -typedef unsigned short __kernel_ipc_pid_t; 90.20 -typedef unsigned short __kernel_uid_t; 90.21 -typedef unsigned short __kernel_gid_t; 90.22 -typedef unsigned int __kernel_size_t; 90.23 -typedef int __kernel_ssize_t; 90.24 -typedef int __kernel_ptrdiff_t; 90.25 -typedef long __kernel_time_t; 90.26 -typedef long __kernel_suseconds_t; 90.27 -typedef long __kernel_clock_t; 90.28 -typedef int __kernel_daddr_t; 90.29 -typedef char * __kernel_caddr_t; 90.30 -typedef unsigned short __kernel_uid16_t; 90.31 -typedef unsigned short __kernel_gid16_t; 90.32 -typedef unsigned int __kernel_uid32_t; 90.33 -typedef unsigned int __kernel_gid32_t; 90.34 - 90.35 -typedef unsigned short __kernel_old_uid_t; 90.36 -typedef unsigned short __kernel_old_gid_t; 90.37 - 90.38 -#ifdef __GNUC__ 90.39 -typedef long long __kernel_loff_t; 90.40 -#endif 90.41 - 90.42 -typedef struct { 90.43 -#if defined(__KERNEL__) || defined(__USE_ALL) 90.44 - int val[2]; 90.45 -#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */ 90.46 - int __val[2]; 90.47 -#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */ 90.48 -} __kernel_fsid_t; 90.49 - 90.50 -#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) 90.51 - 90.52 -#undef __FD_SET 90.53 -#define __FD_SET(fd,fdsetp) \ 90.54 - __asm__ __volatile__("btsl %1,%0": \ 90.55 - "=m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd))) 90.56 - 90.57 -#undef __FD_CLR 90.58 -#define __FD_CLR(fd,fdsetp) \ 90.59 - __asm__ __volatile__("btrl %1,%0": \ 90.60 - "=m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd))) 90.61 - 90.62 -#undef __FD_ISSET 90.63 -#define __FD_ISSET(fd,fdsetp) (__extension__ ({ \ 90.64 - unsigned char __result; \ 90.65 - __asm__ __volatile__("btl %1,%2 ; setb %0" \ 90.66 - :"=q" (__result) :"r" ((int) (fd)), \ 90.67 - "m" (*(__kernel_fd_set *) (fdsetp))); \ 90.68 - __result; })) 90.69 - 90.70 -#undef __FD_ZERO 90.71 -#define __FD_ZERO(fdsetp) \ 90.72 -do { \ 90.73 - int __d0, __d1; \ 90.74 - __asm__ __volatile__("cld ; rep ; stosl" \ 90.75 - :"=m" (*(__kernel_fd_set *) (fdsetp)), \ 90.76 - "=&c" (__d0), "=&D" (__d1) \ 90.77 - :"a" (0), "1" (__FDSET_LONGS), \ 90.78 - "2" ((__kernel_fd_set *) (fdsetp)) : "memory"); \ 90.79 -} while (0) 90.80 - 90.81 -#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */ 90.82 - 90.83 -#endif
91.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/resource.h Fri Mar 14 15:48:09 2003 +0000 91.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 91.3 @@ -1,47 +0,0 @@ 91.4 -#ifndef _I386_RESOURCE_H 91.5 -#define _I386_RESOURCE_H 91.6 - 91.7 -/* 91.8 - * Resource limits 91.9 - */ 91.10 - 91.11 -#define RLIMIT_CPU 0 /* CPU time in ms */ 91.12 -#define RLIMIT_FSIZE 1 /* Maximum filesize */ 91.13 -#define RLIMIT_DATA 2 /* max data size */ 91.14 -#define RLIMIT_STACK 3 /* max stack size */ 91.15 -#define RLIMIT_CORE 4 /* max core file size */ 91.16 -#define RLIMIT_RSS 5 /* max resident set size */ 91.17 -#define RLIMIT_NPROC 6 /* max number of processes */ 91.18 -#define RLIMIT_NOFILE 7 /* max number of open files */ 91.19 -#define RLIMIT_MEMLOCK 8 /* max locked-in-memory address space */ 91.20 -#define RLIMIT_AS 9 /* address space limit */ 91.21 -#define RLIMIT_LOCKS 10 /* maximum file locks held */ 91.22 - 91.23 -#define RLIM_NLIMITS 11 91.24 - 91.25 -/* 91.26 - * SuS says limits have to be unsigned. 91.27 - * Which makes a ton more sense anyway. 91.28 - */ 91.29 -#define RLIM_INFINITY (~0UL) 91.30 - 91.31 -#ifdef __KERNEL__ 91.32 - 91.33 -#define INIT_RLIMITS \ 91.34 -{ \ 91.35 - { RLIM_INFINITY, RLIM_INFINITY }, \ 91.36 - { RLIM_INFINITY, RLIM_INFINITY }, \ 91.37 - { RLIM_INFINITY, RLIM_INFINITY }, \ 91.38 - { _STK_LIM, RLIM_INFINITY }, \ 91.39 - { 0, RLIM_INFINITY }, \ 91.40 - { RLIM_INFINITY, RLIM_INFINITY }, \ 91.41 - { 0, 0 }, \ 91.42 - { INR_OPEN, INR_OPEN }, \ 91.43 - { RLIM_INFINITY, RLIM_INFINITY }, \ 91.44 - { RLIM_INFINITY, RLIM_INFINITY }, \ 91.45 - { RLIM_INFINITY, RLIM_INFINITY }, \ 91.46 -} 91.47 - 91.48 -#endif /* __KERNEL__ */ 91.49 - 91.50 -#endif
92.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/rwlock.h Fri Mar 14 15:48:09 2003 +0000 92.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 92.3 @@ -1,83 +0,0 @@ 92.4 -/* include/asm-i386/rwlock.h 92.5 - * 92.6 - * Helpers used by both rw spinlocks and rw semaphores. 92.7 - * 92.8 - * Based in part on code from semaphore.h and 92.9 - * spinlock.h Copyright 1996 Linus Torvalds. 92.10 - * 92.11 - * Copyright 1999 Red Hat, Inc. 92.12 - * 92.13 - * Written by Benjamin LaHaise. 92.14 - * 92.15 - * This program is free software; you can redistribute it and/or 92.16 - * modify it under the terms of the GNU General Public License 92.17 - * as published by the Free Software Foundation; either version 92.18 - * 2 of the License, or (at your option) any later version. 92.19 - */ 92.20 -#ifndef _ASM_I386_RWLOCK_H 92.21 -#define _ASM_I386_RWLOCK_H 92.22 - 92.23 -#define RW_LOCK_BIAS 0x01000000 92.24 -#define RW_LOCK_BIAS_STR "0x01000000" 92.25 - 92.26 -#define __build_read_lock_ptr(rw, helper) \ 92.27 - asm volatile(LOCK "subl $1,(%0)\n\t" \ 92.28 - "js 2f\n" \ 92.29 - "1:\n" \ 92.30 - LOCK_SECTION_START("") \ 92.31 - "2:\tcall " helper "\n\t" \ 92.32 - "jmp 1b\n" \ 92.33 - LOCK_SECTION_END \ 92.34 - ::"a" (rw) : "memory") 92.35 - 92.36 -#define __build_read_lock_const(rw, helper) \ 92.37 - asm volatile(LOCK "subl $1,%0\n\t" \ 92.38 - "js 2f\n" \ 92.39 - "1:\n" \ 92.40 - LOCK_SECTION_START("") \ 92.41 - "2:\tpushl %%eax\n\t" \ 92.42 - "leal %0,%%eax\n\t" \ 92.43 - "call " helper "\n\t" \ 92.44 - "popl %%eax\n\t" \ 92.45 - "jmp 1b\n" \ 92.46 - LOCK_SECTION_END \ 92.47 - :"=m" (*(volatile int *)rw) : : "memory") 92.48 - 92.49 -#define __build_read_lock(rw, helper) do { \ 92.50 - if (__builtin_constant_p(rw)) \ 92.51 - __build_read_lock_const(rw, helper); \ 92.52 - else \ 92.53 - __build_read_lock_ptr(rw, helper); \ 92.54 - } while (0) 92.55 - 92.56 -#define __build_write_lock_ptr(rw, helper) \ 92.57 - asm volatile(LOCK "subl $" RW_LOCK_BIAS_STR ",(%0)\n\t" \ 92.58 - "jnz 2f\n" \ 92.59 - "1:\n" \ 92.60 - LOCK_SECTION_START("") \ 92.61 - "2:\tcall " helper "\n\t" \ 92.62 - "jmp 1b\n" \ 92.63 - LOCK_SECTION_END \ 92.64 - ::"a" (rw) : "memory") 92.65 - 92.66 -#define __build_write_lock_const(rw, helper) \ 92.67 - asm volatile(LOCK "subl $" RW_LOCK_BIAS_STR ",(%0)\n\t" \ 92.68 - "jnz 2f\n" \ 92.69 - "1:\n" \ 92.70 - LOCK_SECTION_START("") \ 92.71 - "2:\tpushl %%eax\n\t" \ 92.72 - "leal %0,%%eax\n\t" \ 92.73 - "call " helper "\n\t" \ 92.74 - "popl %%eax\n\t" \ 92.75 - "jmp 1b\n" \ 92.76 - LOCK_SECTION_END \ 92.77 - :"=m" (*(volatile int *)rw) : : "memory") 92.78 - 92.79 -#define __build_write_lock(rw, helper) do { \ 92.80 - if (__builtin_constant_p(rw)) \ 92.81 - __build_write_lock_const(rw, helper); \ 92.82 - else \ 92.83 - __build_write_lock_ptr(rw, helper); \ 92.84 - } while (0) 92.85 - 92.86 -#endif
93.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/rwsem.h Fri Mar 14 15:48:09 2003 +0000 93.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 93.3 @@ -1,264 +0,0 @@ 93.4 -/* rwsem.h: R/W semaphores implemented using XADD/CMPXCHG for i486+ 93.5 - * 93.6 - * Written by David Howells (dhowells@redhat.com). 93.7 - * 93.8 - * Derived from asm-i386/semaphore.h 93.9 - * 93.10 - * Trylock by Brian Watson (Brian.J.Watson@compaq.com). 93.11 - * 93.12 - * 93.13 - * The MSW of the count is the negated number of active writers and waiting 93.14 - * lockers, and the LSW is the total number of active locks 93.15 - * 93.16 - * The lock count is initialized to 0 (no active and no waiting lockers). 93.17 - * 93.18 - * When a writer subtracts WRITE_BIAS, it'll get 0xffff0001 for the case of an 93.19 - * uncontended lock. This can be determined because XADD returns the old value. 93.20 - * Readers increment by 1 and see a positive value when uncontended, negative 93.21 - * if there are writers (and maybe) readers waiting (in which case it goes to 93.22 - * sleep). 93.23 - * 93.24 - * The value of WAITING_BIAS supports up to 32766 waiting processes. This can 93.25 - * be extended to 65534 by manually checking the whole MSW rather than relying 93.26 - * on the S flag. 93.27 - * 93.28 - * The value of ACTIVE_BIAS supports up to 65535 active processes. 93.29 - * 93.30 - * This should be totally fair - if anything is waiting, a process that wants a 93.31 - * lock will go to the back of the queue. When the currently active lock is 93.32 - * released, if there's a writer at the front of the queue, then that and only 93.33 - * that will be woken up; if there's a bunch of consequtive readers at the 93.34 - * front, then they'll all be woken up, but no other readers will be. 93.35 - */ 93.36 - 93.37 -#ifndef _I386_RWSEM_H 93.38 -#define _I386_RWSEM_H 93.39 - 93.40 -#ifndef _LINUX_RWSEM_H 93.41 -#error please dont include asm/rwsem.h directly, use linux/rwsem.h instead 93.42 -#endif 93.43 - 93.44 -#ifdef __KERNEL__ 93.45 - 93.46 -#include <linux/list.h> 93.47 -#include <linux/spinlock.h> 93.48 - 93.49 -struct rwsem_waiter; 93.50 - 93.51 -extern struct rw_semaphore *FASTCALL(rwsem_down_read_failed(struct rw_semaphore *sem)); 93.52 -extern struct rw_semaphore *FASTCALL(rwsem_down_write_failed(struct rw_semaphore *sem)); 93.53 -extern struct rw_semaphore *FASTCALL(rwsem_wake(struct rw_semaphore *)); 93.54 - 93.55 -/* 93.56 - * the semaphore definition 93.57 - */ 93.58 -struct rw_semaphore { 93.59 - signed long count; 93.60 -#define RWSEM_UNLOCKED_VALUE 0x00000000 93.61 -#define RWSEM_ACTIVE_BIAS 0x00000001 93.62 -#define RWSEM_ACTIVE_MASK 0x0000ffff 93.63 -#define RWSEM_WAITING_BIAS (-0x00010000) 93.64 -#define RWSEM_ACTIVE_READ_BIAS RWSEM_ACTIVE_BIAS 93.65 -#define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS) 93.66 - spinlock_t wait_lock; 93.67 - struct list_head wait_list; 93.68 -#if RWSEM_DEBUG 93.69 - int debug; 93.70 -#endif 93.71 -}; 93.72 - 93.73 -/* 93.74 - * initialisation 93.75 - */ 93.76 -#if RWSEM_DEBUG 93.77 -#define __RWSEM_DEBUG_INIT , 0 93.78 -#else 93.79 -#define __RWSEM_DEBUG_INIT /* */ 93.80 -#endif 93.81 - 93.82 -#define __RWSEM_INITIALIZER(name) \ 93.83 -{ RWSEM_UNLOCKED_VALUE, SPIN_LOCK_UNLOCKED, LIST_HEAD_INIT((name).wait_list) \ 93.84 - __RWSEM_DEBUG_INIT } 93.85 - 93.86 -#define DECLARE_RWSEM(name) \ 93.87 - struct rw_semaphore name = __RWSEM_INITIALIZER(name) 93.88 - 93.89 -static inline void init_rwsem(struct rw_semaphore *sem) 93.90 -{ 93.91 - sem->count = RWSEM_UNLOCKED_VALUE; 93.92 - spin_lock_init(&sem->wait_lock); 93.93 - INIT_LIST_HEAD(&sem->wait_list); 93.94 -#if RWSEM_DEBUG 93.95 - sem->debug = 0; 93.96 -#endif 93.97 -} 93.98 - 93.99 -/* 93.100 - * lock for reading 93.101 - */ 93.102 -static inline void __down_read(struct rw_semaphore *sem) 93.103 -{ 93.104 - __asm__ __volatile__( 93.105 - "# beginning down_read\n\t" 93.106 -LOCK_PREFIX " incl (%%eax)\n\t" /* adds 0x00000001, returns the old value */ 93.107 - " js 2f\n\t" /* jump if we weren't granted the lock */ 93.108 - "1:\n\t" 93.109 - LOCK_SECTION_START("") 93.110 - "2:\n\t" 93.111 - " pushl %%ecx\n\t" 93.112 - " pushl %%edx\n\t" 93.113 - " call rwsem_down_read_failed\n\t" 93.114 - " popl %%edx\n\t" 93.115 - " popl %%ecx\n\t" 93.116 - " jmp 1b\n" 93.117 - LOCK_SECTION_END 93.118 - "# ending down_read\n\t" 93.119 - : "+m"(sem->count) 93.120 - : "a"(sem) 93.121 - : "memory", "cc"); 93.122 -} 93.123 - 93.124 -/* 93.125 - * trylock for reading -- returns 1 if successful, 0 if contention 93.126 - */ 93.127 -static inline int __down_read_trylock(struct rw_semaphore *sem) 93.128 -{ 93.129 - __s32 result, tmp; 93.130 - __asm__ __volatile__( 93.131 - "# beginning __down_read_trylock\n\t" 93.132 - " movl %0,%1\n\t" 93.133 - "1:\n\t" 93.134 - " movl %1,%2\n\t" 93.135 - " addl %3,%2\n\t" 93.136 - " jle 2f\n\t" 93.137 -LOCK_PREFIX " cmpxchgl %2,%0\n\t" 93.138 - " jnz 1b\n\t" 93.139 - "2:\n\t" 93.140 - "# ending __down_read_trylock\n\t" 93.141 - : "+m"(sem->count), "=&a"(result), "=&r"(tmp) 93.142 - : "i"(RWSEM_ACTIVE_READ_BIAS) 93.143 - : "memory", "cc"); 93.144 - return result>=0 ? 1 : 0; 93.145 -} 93.146 - 93.147 -/* 93.148 - * lock for writing 93.149 - */ 93.150 -static inline void __down_write(struct rw_semaphore *sem) 93.151 -{ 93.152 - int tmp; 93.153 - 93.154 - tmp = RWSEM_ACTIVE_WRITE_BIAS; 93.155 - __asm__ __volatile__( 93.156 - "# beginning down_write\n\t" 93.157 -LOCK_PREFIX " xadd %0,(%%eax)\n\t" /* subtract 0x0000ffff, returns the old value */ 93.158 - " testl %0,%0\n\t" /* was the count 0 before? */ 93.159 - " jnz 2f\n\t" /* jump if we weren't granted the lock */ 93.160 - "1:\n\t" 93.161 - LOCK_SECTION_START("") 93.162 - "2:\n\t" 93.163 - " pushl %%ecx\n\t" 93.164 - " call rwsem_down_write_failed\n\t" 93.165 - " popl %%ecx\n\t" 93.166 - " jmp 1b\n" 93.167 - LOCK_SECTION_END 93.168 - "# ending down_write" 93.169 - : "+d"(tmp), "+m"(sem->count) 93.170 - : "a"(sem) 93.171 - : "memory", "cc"); 93.172 -} 93.173 - 93.174 -/* 93.175 - * trylock for writing -- returns 1 if successful, 0 if contention 93.176 - */ 93.177 -static inline int __down_write_trylock(struct rw_semaphore *sem) 93.178 -{ 93.179 - signed long ret = cmpxchg(&sem->count, 93.180 - RWSEM_UNLOCKED_VALUE, 93.181 - RWSEM_ACTIVE_WRITE_BIAS); 93.182 - if (ret == RWSEM_UNLOCKED_VALUE) 93.183 - return 1; 93.184 - return 0; 93.185 -} 93.186 - 93.187 -/* 93.188 - * unlock after reading 93.189 - */ 93.190 -static inline void __up_read(struct rw_semaphore *sem) 93.191 -{ 93.192 - __s32 tmp = -RWSEM_ACTIVE_READ_BIAS; 93.193 - __asm__ __volatile__( 93.194 - "# beginning __up_read\n\t" 93.195 -LOCK_PREFIX " xadd %%edx,(%%eax)\n\t" /* subtracts 1, returns the old value */ 93.196 - " js 2f\n\t" /* jump if the lock is being waited upon */ 93.197 - "1:\n\t" 93.198 - LOCK_SECTION_START("") 93.199 - "2:\n\t" 93.200 - " decw %%dx\n\t" /* do nothing if still outstanding active readers */ 93.201 - " jnz 1b\n\t" 93.202 - " pushl %%ecx\n\t" 93.203 - " call rwsem_wake\n\t" 93.204 - " popl %%ecx\n\t" 93.205 - " jmp 1b\n" 93.206 - LOCK_SECTION_END 93.207 - "# ending __up_read\n" 93.208 - : "+m"(sem->count), "+d"(tmp) 93.209 - : "a"(sem) 93.210 - : "memory", "cc"); 93.211 -} 93.212 - 93.213 -/* 93.214 - * unlock after writing 93.215 - */ 93.216 -static inline void __up_write(struct rw_semaphore *sem) 93.217 -{ 93.218 - __asm__ __volatile__( 93.219 - "# beginning __up_write\n\t" 93.220 - " movl %2,%%edx\n\t" 93.221 -LOCK_PREFIX " xaddl %%edx,(%%eax)\n\t" /* tries to transition 0xffff0001 -> 0x00000000 */ 93.222 - " jnz 2f\n\t" /* jump if the lock is being waited upon */ 93.223 - "1:\n\t" 93.224 - LOCK_SECTION_START("") 93.225 - "2:\n\t" 93.226 - " decw %%dx\n\t" /* did the active count reduce to 0? */ 93.227 - " jnz 1b\n\t" /* jump back if not */ 93.228 - " pushl %%ecx\n\t" 93.229 - " call rwsem_wake\n\t" 93.230 - " popl %%ecx\n\t" 93.231 - " jmp 1b\n" 93.232 - LOCK_SECTION_END 93.233 - "# ending __up_write\n" 93.234 - : "+m"(sem->count) 93.235 - : "a"(sem), "i"(-RWSEM_ACTIVE_WRITE_BIAS) 93.236 - : "memory", "cc", "edx"); 93.237 -} 93.238 - 93.239 -/* 93.240 - * implement atomic add functionality 93.241 - */ 93.242 -static inline void rwsem_atomic_add(int delta, struct rw_semaphore *sem) 93.243 -{ 93.244 - __asm__ __volatile__( 93.245 -LOCK_PREFIX "addl %1,%0" 93.246 - :"=m"(sem->count) 93.247 - :"ir"(delta), "m"(sem->count)); 93.248 -} 93.249 - 93.250 -/* 93.251 - * implement exchange and add functionality 93.252 - */ 93.253 -static inline int rwsem_atomic_update(int delta, struct rw_semaphore *sem) 93.254 -{ 93.255 - int tmp = delta; 93.256 - 93.257 - __asm__ __volatile__( 93.258 -LOCK_PREFIX "xadd %0,(%2)" 93.259 - : "+r"(tmp), "=m"(sem->count) 93.260 - : "r"(sem), "m"(sem->count) 93.261 - : "memory"); 93.262 - 93.263 - return tmp+delta; 93.264 -} 93.265 - 93.266 -#endif /* __KERNEL__ */ 93.267 -#endif /* _I386_RWSEM_H */
94.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/scatterlist.h Fri Mar 14 15:48:09 2003 +0000 94.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 94.3 @@ -1,34 +0,0 @@ 94.4 -#ifndef _I386_SCATTERLIST_H 94.5 -#define _I386_SCATTERLIST_H 94.6 - 94.7 -/* 94.8 - * Drivers must set either ->address or (preferred) ->page and ->offset 94.9 - * to indicate where data must be transferred to/from. 94.10 - * 94.11 - * Using ->page is recommended since it handles highmem data as well as 94.12 - * low mem. ->address is restricted to data which has a virtual mapping, and 94.13 - * it will go away in the future. Updating to ->page can be automated very 94.14 - * easily -- something like 94.15 - * 94.16 - * sg->address = some_ptr; 94.17 - * 94.18 - * can be rewritten as 94.19 - * 94.20 - * sg->page = virt_to_page(some_ptr); 94.21 - * sg->offset = (unsigned long) some_ptr & ~PAGE_MASK; 94.22 - * 94.23 - * and that's it. There's no excuse for not highmem enabling YOUR driver. /jens 94.24 - */ 94.25 -struct scatterlist { 94.26 - char * address; /* Location data is to be transferred to, NULL for 94.27 - * highmem page */ 94.28 - struct page * page; /* Location for highmem page, if any */ 94.29 - unsigned int offset;/* for highmem, page offset */ 94.30 - 94.31 - dma_addr_t dma_address; 94.32 - unsigned int length; 94.33 -}; 94.34 - 94.35 -#define ISA_DMA_THRESHOLD (0x00ffffff) 94.36 - 94.37 -#endif /* !(_I386_SCATTERLIST_H) */
95.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/semaphore.h Fri Mar 14 15:48:09 2003 +0000 95.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 95.3 @@ -1,222 +0,0 @@ 95.4 -#ifndef _I386_SEMAPHORE_H 95.5 -#define _I386_SEMAPHORE_H 95.6 - 95.7 -#include <linux/linkage.h> 95.8 - 95.9 -#ifdef __KERNEL__ 95.10 - 95.11 -/* 95.12 - * SMP- and interrupt-safe semaphores.. 95.13 - * 95.14 - * (C) Copyright 1996 Linus Torvalds 95.15 - * 95.16 - * Modified 1996-12-23 by Dave Grothe <dave@gcom.com> to fix bugs in 95.17 - * the original code and to make semaphore waits 95.18 - * interruptible so that processes waiting on 95.19 - * semaphores can be killed. 95.20 - * Modified 1999-02-14 by Andrea Arcangeli, split the sched.c helper 95.21 - * functions in asm/sempahore-helper.h while fixing a 95.22 - * potential and subtle race discovered by Ulrich Schmid 95.23 - * in down_interruptible(). Since I started to play here I 95.24 - * also implemented the `trylock' semaphore operation. 95.25 - * 1999-07-02 Artur Skawina <skawina@geocities.com> 95.26 - * Optimized "0(ecx)" -> "(ecx)" (the assembler does not 95.27 - * do this). Changed calling sequences from push/jmp to 95.28 - * traditional call/ret. 95.29 - * Modified 2001-01-01 Andreas Franck <afranck@gmx.de> 95.30 - * Some hacks to ensure compatibility with recent 95.31 - * GCC snapshots, to avoid stack corruption when compiling 95.32 - * with -fomit-frame-pointer. It's not sure if this will 95.33 - * be fixed in GCC, as our previous implementation was a 95.34 - * bit dubious. 95.35 - * 95.36 - * If you would like to see an analysis of this implementation, please 95.37 - * ftp to gcom.com and download the file 95.38 - * /pub/linux/src/semaphore/semaphore-2.0.24.tar.gz. 95.39 - * 95.40 - */ 95.41 - 95.42 -#include <asm/system.h> 95.43 -#include <asm/atomic.h> 95.44 -#include <linux/wait.h> 95.45 -#include <linux/rwsem.h> 95.46 - 95.47 -struct semaphore { 95.48 - atomic_t count; 95.49 - int sleepers; 95.50 - wait_queue_head_t wait; 95.51 -#if WAITQUEUE_DEBUG 95.52 - long __magic; 95.53 -#endif 95.54 -}; 95.55 - 95.56 -#if WAITQUEUE_DEBUG 95.57 -# define __SEM_DEBUG_INIT(name) \ 95.58 - , (int)&(name).__magic 95.59 -#else 95.60 -# define __SEM_DEBUG_INIT(name) 95.61 -#endif 95.62 - 95.63 -#define __SEMAPHORE_INITIALIZER(name,count) \ 95.64 -{ ATOMIC_INIT(count), 0, __WAIT_QUEUE_HEAD_INITIALIZER((name).wait) \ 95.65 - __SEM_DEBUG_INIT(name) } 95.66 - 95.67 -#define __MUTEX_INITIALIZER(name) \ 95.68 - __SEMAPHORE_INITIALIZER(name,1) 95.69 - 95.70 -#define __DECLARE_SEMAPHORE_GENERIC(name,count) \ 95.71 - struct semaphore name = __SEMAPHORE_INITIALIZER(name,count) 95.72 - 95.73 -#define DECLARE_MUTEX(name) __DECLARE_SEMAPHORE_GENERIC(name,1) 95.74 -#define DECLARE_MUTEX_LOCKED(name) __DECLARE_SEMAPHORE_GENERIC(name,0) 95.75 - 95.76 -static inline void sema_init (struct semaphore *sem, int val) 95.77 -{ 95.78 -/* 95.79 - * *sem = (struct semaphore)__SEMAPHORE_INITIALIZER((*sem),val); 95.80 - * 95.81 - * i'd rather use the more flexible initialization above, but sadly 95.82 - * GCC 2.7.2.3 emits a bogus warning. EGCS doesnt. Oh well. 95.83 - */ 95.84 - atomic_set(&sem->count, val); 95.85 - sem->sleepers = 0; 95.86 - init_waitqueue_head(&sem->wait); 95.87 -#if WAITQUEUE_DEBUG 95.88 - sem->__magic = (int)&sem->__magic; 95.89 -#endif 95.90 -} 95.91 - 95.92 -static inline void init_MUTEX (struct semaphore *sem) 95.93 -{ 95.94 - sema_init(sem, 1); 95.95 -} 95.96 - 95.97 -static inline void init_MUTEX_LOCKED (struct semaphore *sem) 95.98 -{ 95.99 - sema_init(sem, 0); 95.100 -} 95.101 - 95.102 -asmlinkage void __down_failed(void /* special register calling convention */); 95.103 -asmlinkage int __down_failed_interruptible(void /* params in registers */); 95.104 -asmlinkage int __down_failed_trylock(void /* params in registers */); 95.105 -asmlinkage void __up_wakeup(void /* special register calling convention */); 95.106 - 95.107 -asmlinkage void __down(struct semaphore * sem); 95.108 -asmlinkage int __down_interruptible(struct semaphore * sem); 95.109 -asmlinkage int __down_trylock(struct semaphore * sem); 95.110 -asmlinkage void __up(struct semaphore * sem); 95.111 - 95.112 -/* 95.113 - * This is ugly, but we want the default case to fall through. 95.114 - * "__down_failed" is a special asm handler that calls the C 95.115 - * routine that actually waits. See arch/i386/kernel/semaphore.c 95.116 - */ 95.117 -static inline void down(struct semaphore * sem) 95.118 -{ 95.119 -#if WAITQUEUE_DEBUG 95.120 - CHECK_MAGIC(sem->__magic); 95.121 -#endif 95.122 - 95.123 - __asm__ __volatile__( 95.124 - "# atomic down operation\n\t" 95.125 - LOCK "decl %0\n\t" /* --sem->count */ 95.126 - "js 2f\n" 95.127 - "1:\n" 95.128 - LOCK_SECTION_START("") 95.129 - "2:\tcall __down_failed\n\t" 95.130 - "jmp 1b\n" 95.131 - LOCK_SECTION_END 95.132 - :"=m" (sem->count) 95.133 - :"c" (sem) 95.134 - :"memory"); 95.135 -} 95.136 - 95.137 -/* 95.138 - * Interruptible try to acquire a semaphore. If we obtained 95.139 - * it, return zero. If we were interrupted, returns -EINTR 95.140 - */ 95.141 -static inline int down_interruptible(struct semaphore * sem) 95.142 -{ 95.143 - int result; 95.144 - 95.145 -#if WAITQUEUE_DEBUG 95.146 - CHECK_MAGIC(sem->__magic); 95.147 -#endif 95.148 - 95.149 - __asm__ __volatile__( 95.150 - "# atomic interruptible down operation\n\t" 95.151 - LOCK "decl %1\n\t" /* --sem->count */ 95.152 - "js 2f\n\t" 95.153 - "xorl %0,%0\n" 95.154 - "1:\n" 95.155 - LOCK_SECTION_START("") 95.156 - "2:\tcall __down_failed_interruptible\n\t" 95.157 - "jmp 1b\n" 95.158 - LOCK_SECTION_END 95.159 - :"=a" (result), "=m" (sem->count) 95.160 - :"c" (sem) 95.161 - :"memory"); 95.162 - return result; 95.163 -} 95.164 - 95.165 -/* 95.166 - * Non-blockingly attempt to down() a semaphore. 95.167 - * Returns zero if we acquired it 95.168 - */ 95.169 -static inline int down_trylock(struct semaphore * sem) 95.170 -{ 95.171 - int result; 95.172 - 95.173 -#if WAITQUEUE_DEBUG 95.174 - CHECK_MAGIC(sem->__magic); 95.175 -#endif 95.176 - 95.177 - __asm__ __volatile__( 95.178 - "# atomic interruptible down operation\n\t" 95.179 - LOCK "decl %1\n\t" /* --sem->count */ 95.180 - "js 2f\n\t" 95.181 - "xorl %0,%0\n" 95.182 - "1:\n" 95.183 - LOCK_SECTION_START("") 95.184 - "2:\tcall __down_failed_trylock\n\t" 95.185 - "jmp 1b\n" 95.186 - LOCK_SECTION_END 95.187 - :"=a" (result), "=m" (sem->count) 95.188 - :"c" (sem) 95.189 - :"memory"); 95.190 - return result; 95.191 -} 95.192 - 95.193 -/* 95.194 - * Note! This is subtle. We jump to wake people up only if 95.195 - * the semaphore was negative (== somebody was waiting on it). 95.196 - * The default case (no contention) will result in NO 95.197 - * jumps for both down() and up(). 95.198 - */ 95.199 -static inline void up(struct semaphore * sem) 95.200 -{ 95.201 -#if WAITQUEUE_DEBUG 95.202 - CHECK_MAGIC(sem->__magic); 95.203 -#endif 95.204 - __asm__ __volatile__( 95.205 - "# atomic up operation\n\t" 95.206 - LOCK "incl %0\n\t" /* ++sem->count */ 95.207 - "jle 2f\n" 95.208 - "1:\n" 95.209 - LOCK_SECTION_START("") 95.210 - "2:\tcall __up_wakeup\n\t" 95.211 - "jmp 1b\n" 95.212 - LOCK_SECTION_END 95.213 - ".subsection 0\n" 95.214 - :"=m" (sem->count) 95.215 - :"c" (sem) 95.216 - :"memory"); 95.217 -} 95.218 - 95.219 -static inline int sem_getcount(struct semaphore *sem) 95.220 -{ 95.221 - return atomic_read(&sem->count); 95.222 -} 95.223 - 95.224 -#endif 95.225 -#endif
96.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/sembuf.h Fri Mar 14 15:48:09 2003 +0000 96.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 96.3 @@ -1,25 +0,0 @@ 96.4 -#ifndef _I386_SEMBUF_H 96.5 -#define _I386_SEMBUF_H 96.6 - 96.7 -/* 96.8 - * The semid64_ds structure for i386 architecture. 96.9 - * Note extra padding because this structure is passed back and forth 96.10 - * between kernel and user space. 96.11 - * 96.12 - * Pad space is left for: 96.13 - * - 64-bit time_t to solve y2038 problem 96.14 - * - 2 miscellaneous 32-bit values 96.15 - */ 96.16 - 96.17 -struct semid64_ds { 96.18 - struct ipc64_perm sem_perm; /* permissions .. see ipc.h */ 96.19 - __kernel_time_t sem_otime; /* last semop time */ 96.20 - unsigned long __unused1; 96.21 - __kernel_time_t sem_ctime; /* last change time */ 96.22 - unsigned long __unused2; 96.23 - unsigned long sem_nsems; /* no. of semaphores in array */ 96.24 - unsigned long __unused3; 96.25 - unsigned long __unused4; 96.26 -}; 96.27 - 96.28 -#endif /* _I386_SEMBUF_H */
97.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/serial.h Fri Mar 14 15:48:09 2003 +0000 97.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 97.3 @@ -1,148 +0,0 @@ 97.4 -/* 97.5 - * include/asm-i386/serial.h 97.6 - */ 97.7 - 97.8 -#include <linux/config.h> 97.9 - 97.10 -/* 97.11 - * This assumes you have a 1.8432 MHz clock for your UART. 97.12 - * 97.13 - * It'd be nice if someone built a serial card with a 24.576 MHz 97.14 - * clock, since the 16550A is capable of handling a top speed of 1.5 97.15 - * megabits/second; but this requires the faster clock. 97.16 - */ 97.17 -#define BASE_BAUD ( 1843200 / 16 ) 97.18 - 97.19 -/* Standard COM flags (except for COM4, because of the 8514 problem) */ 97.20 -#ifdef CONFIG_SERIAL_DETECT_IRQ 97.21 -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ) 97.22 -#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_AUTO_IRQ) 97.23 -#else 97.24 -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST) 97.25 -#define STD_COM4_FLAGS ASYNC_BOOT_AUTOCONF 97.26 -#endif 97.27 - 97.28 -#ifdef CONFIG_SERIAL_MANY_PORTS 97.29 -#define FOURPORT_FLAGS ASYNC_FOURPORT 97.30 -#define ACCENT_FLAGS 0 97.31 -#define BOCA_FLAGS 0 97.32 -#define HUB6_FLAGS 0 97.33 -#define RS_TABLE_SIZE 64 97.34 -#else 97.35 -#define RS_TABLE_SIZE 97.36 -#endif 97.37 - 97.38 -#define MCA_COM_FLAGS (STD_COM_FLAGS|ASYNC_BOOT_ONLYMCA) 97.39 - 97.40 -/* 97.41 - * The following define the access methods for the HUB6 card. All 97.42 - * access is through two ports for all 24 possible chips. The card is 97.43 - * selected through the high 2 bits, the port on that card with the 97.44 - * "middle" 3 bits, and the register on that port with the bottom 97.45 - * 3 bits. 97.46 - * 97.47 - * While the access port and interrupt is configurable, the default 97.48 - * port locations are 0x302 for the port control register, and 0x303 97.49 - * for the data read/write register. Normally, the interrupt is at irq3 97.50 - * but can be anything from 3 to 7 inclusive. Note that using 3 will 97.51 - * require disabling com2. 97.52 - */ 97.53 - 97.54 -#define C_P(card,port) (((card)<<6|(port)<<3) + 1) 97.55 - 97.56 -#define STD_SERIAL_PORT_DEFNS \ 97.57 - /* UART CLK PORT IRQ FLAGS */ \ 97.58 - { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS }, /* ttyS0 */ \ 97.59 - { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS }, /* ttyS1 */ \ 97.60 - { 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS }, /* ttyS2 */ \ 97.61 - { 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS }, /* ttyS3 */ 97.62 - 97.63 -/* 97.64 - * HCDP_SERIAL_PORT_DEFNS should be placed in exactly the same slot 97.65 - * in rs_table as defined by HCDP_SERIAL_CONSOLE_PORT in 97.66 - * include/linux/serial.h 97.67 - */ 97.68 -#define HCDP_SERIAL_PORT_DEFNS \ 97.69 - { 0, BASE_BAUD, -1, 0, STD_COM_FLAGS}, /* ttySx device 97.70 - in comments sucks. 97.71 - You add an entry 97.72 - and you get to edit 97.73 - boatloads of these 97.74 - comments. Not worth 97.75 - it */ 97.76 - 97.77 - 97.78 -#ifdef CONFIG_SERIAL_MANY_PORTS 97.79 -#define EXTRA_SERIAL_PORT_DEFNS \ 97.80 - { 0, BASE_BAUD, 0x1A0, 9, FOURPORT_FLAGS }, /* ttyS4 */ \ 97.81 - { 0, BASE_BAUD, 0x1A8, 9, FOURPORT_FLAGS }, /* ttyS5 */ \ 97.82 - { 0, BASE_BAUD, 0x1B0, 9, FOURPORT_FLAGS }, /* ttyS6 */ \ 97.83 - { 0, BASE_BAUD, 0x1B8, 9, FOURPORT_FLAGS }, /* ttyS7 */ \ 97.84 - { 0, BASE_BAUD, 0x2A0, 5, FOURPORT_FLAGS }, /* ttyS8 */ \ 97.85 - { 0, BASE_BAUD, 0x2A8, 5, FOURPORT_FLAGS }, /* ttyS9 */ \ 97.86 - { 0, BASE_BAUD, 0x2B0, 5, FOURPORT_FLAGS }, /* ttyS10 */ \ 97.87 - { 0, BASE_BAUD, 0x2B8, 5, FOURPORT_FLAGS }, /* ttyS11 */ \ 97.88 - { 0, BASE_BAUD, 0x330, 4, ACCENT_FLAGS }, /* ttyS12 */ \ 97.89 - { 0, BASE_BAUD, 0x338, 4, ACCENT_FLAGS }, /* ttyS13 */ \ 97.90 - { 0, BASE_BAUD, 0x000, 0, 0 }, /* ttyS14 (spare) */ \ 97.91 - { 0, BASE_BAUD, 0x000, 0, 0 }, /* ttyS15 (spare) */ \ 97.92 - { 0, BASE_BAUD, 0x100, 12, BOCA_FLAGS }, /* ttyS16 */ \ 97.93 - { 0, BASE_BAUD, 0x108, 12, BOCA_FLAGS }, /* ttyS17 */ \ 97.94 - { 0, BASE_BAUD, 0x110, 12, BOCA_FLAGS }, /* ttyS18 */ \ 97.95 - { 0, BASE_BAUD, 0x118, 12, BOCA_FLAGS }, /* ttyS19 */ \ 97.96 - { 0, BASE_BAUD, 0x120, 12, BOCA_FLAGS }, /* ttyS20 */ \ 97.97 - { 0, BASE_BAUD, 0x128, 12, BOCA_FLAGS }, /* ttyS21 */ \ 97.98 - { 0, BASE_BAUD, 0x130, 12, BOCA_FLAGS }, /* ttyS22 */ \ 97.99 - { 0, BASE_BAUD, 0x138, 12, BOCA_FLAGS }, /* ttyS23 */ \ 97.100 - { 0, BASE_BAUD, 0x140, 12, BOCA_FLAGS }, /* ttyS24 */ \ 97.101 - { 0, BASE_BAUD, 0x148, 12, BOCA_FLAGS }, /* ttyS25 */ \ 97.102 - { 0, BASE_BAUD, 0x150, 12, BOCA_FLAGS }, /* ttyS26 */ \ 97.103 - { 0, BASE_BAUD, 0x158, 12, BOCA_FLAGS }, /* ttyS27 */ \ 97.104 - { 0, BASE_BAUD, 0x160, 12, BOCA_FLAGS }, /* ttyS28 */ \ 97.105 - { 0, BASE_BAUD, 0x168, 12, BOCA_FLAGS }, /* ttyS29 */ \ 97.106 - { 0, BASE_BAUD, 0x170, 12, BOCA_FLAGS }, /* ttyS30 */ \ 97.107 - { 0, BASE_BAUD, 0x178, 12, BOCA_FLAGS }, /* ttyS31 */ 97.108 -#else 97.109 -#define EXTRA_SERIAL_PORT_DEFNS 97.110 -#endif 97.111 - 97.112 -/* You can have up to four HUB6's in the system, but I've only 97.113 - * included two cards here for a total of twelve ports. 97.114 - */ 97.115 -#if (defined(CONFIG_HUB6) && defined(CONFIG_SERIAL_MANY_PORTS)) 97.116 -#define HUB6_SERIAL_PORT_DFNS \ 97.117 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(0,0) }, /* ttyS32 */ \ 97.118 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(0,1) }, /* ttyS33 */ \ 97.119 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(0,2) }, /* ttyS34 */ \ 97.120 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(0,3) }, /* ttyS35 */ \ 97.121 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(0,4) }, /* ttyS36 */ \ 97.122 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(0,5) }, /* ttyS37 */ \ 97.123 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(1,0) }, /* ttyS38 */ \ 97.124 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(1,1) }, /* ttyS39 */ \ 97.125 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(1,2) }, /* ttyS40 */ \ 97.126 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(1,3) }, /* ttyS41 */ \ 97.127 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(1,4) }, /* ttyS42 */ \ 97.128 - { 0, BASE_BAUD, 0x302, 3, HUB6_FLAGS, C_P(1,5) }, /* ttyS43 */ 97.129 -#else 97.130 -#define HUB6_SERIAL_PORT_DFNS 97.131 -#endif 97.132 - 97.133 -#ifdef CONFIG_MCA 97.134 -#define MCA_SERIAL_PORT_DFNS \ 97.135 - { 0, BASE_BAUD, 0x3220, 3, MCA_COM_FLAGS }, \ 97.136 - { 0, BASE_BAUD, 0x3228, 3, MCA_COM_FLAGS }, \ 97.137 - { 0, BASE_BAUD, 0x4220, 3, MCA_COM_FLAGS }, \ 97.138 - { 0, BASE_BAUD, 0x4228, 3, MCA_COM_FLAGS }, \ 97.139 - { 0, BASE_BAUD, 0x5220, 3, MCA_COM_FLAGS }, \ 97.140 - { 0, BASE_BAUD, 0x5228, 3, MCA_COM_FLAGS }, 97.141 -#else 97.142 -#define MCA_SERIAL_PORT_DFNS 97.143 -#endif 97.144 - 97.145 -#define SERIAL_PORT_DFNS \ 97.146 - STD_SERIAL_PORT_DEFNS \ 97.147 - HCDP_SERIAL_PORT_DEFNS \ 97.148 - EXTRA_SERIAL_PORT_DEFNS \ 97.149 - HUB6_SERIAL_PORT_DFNS \ 97.150 - MCA_SERIAL_PORT_DFNS 97.151 -
98.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/setup.h Fri Mar 14 15:48:09 2003 +0000 98.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 98.3 @@ -1,10 +0,0 @@ 98.4 -/* 98.5 - * Just a place holder. We don't want to have to test x86 before 98.6 - * we include stuff 98.7 - */ 98.8 - 98.9 -#ifndef _i386_SETUP_H 98.10 -#define _i386_SETUP_H 98.11 - 98.12 - 98.13 -#endif /* _i386_SETUP_H */
99.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/shmbuf.h Fri Mar 14 15:48:09 2003 +0000 99.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 99.3 @@ -1,42 +0,0 @@ 99.4 -#ifndef _I386_SHMBUF_H 99.5 -#define _I386_SHMBUF_H 99.6 - 99.7 -/* 99.8 - * The shmid64_ds structure for i386 architecture. 99.9 - * Note extra padding because this structure is passed back and forth 99.10 - * between kernel and user space. 99.11 - * 99.12 - * Pad space is left for: 99.13 - * - 64-bit time_t to solve y2038 problem 99.14 - * - 2 miscellaneous 32-bit values 99.15 - */ 99.16 - 99.17 -struct shmid64_ds { 99.18 - struct ipc64_perm shm_perm; /* operation perms */ 99.19 - size_t shm_segsz; /* size of segment (bytes) */ 99.20 - __kernel_time_t shm_atime; /* last attach time */ 99.21 - unsigned long __unused1; 99.22 - __kernel_time_t shm_dtime; /* last detach time */ 99.23 - unsigned long __unused2; 99.24 - __kernel_time_t shm_ctime; /* last change time */ 99.25 - unsigned long __unused3; 99.26 - __kernel_pid_t shm_cpid; /* pid of creator */ 99.27 - __kernel_pid_t shm_lpid; /* pid of last operator */ 99.28 - unsigned long shm_nattch; /* no. of current attaches */ 99.29 - unsigned long __unused4; 99.30 - unsigned long __unused5; 99.31 -}; 99.32 - 99.33 -struct shminfo64 { 99.34 - unsigned long shmmax; 99.35 - unsigned long shmmin; 99.36 - unsigned long shmmni; 99.37 - unsigned long shmseg; 99.38 - unsigned long shmall; 99.39 - unsigned long __unused1; 99.40 - unsigned long __unused2; 99.41 - unsigned long __unused3; 99.42 - unsigned long __unused4; 99.43 -}; 99.44 - 99.45 -#endif /* _I386_SHMBUF_H */
100.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/shmparam.h Fri Mar 14 15:48:09 2003 +0000 100.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 100.3 @@ -1,6 +0,0 @@ 100.4 -#ifndef _ASMI386_SHMPARAM_H 100.5 -#define _ASMI386_SHMPARAM_H 100.6 - 100.7 -#define SHMLBA PAGE_SIZE /* attach addr a multiple of this */ 100.8 - 100.9 -#endif /* _ASMI386_SHMPARAM_H */
101.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/sigcontext.h Fri Mar 14 15:48:09 2003 +0000 101.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 101.3 @@ -1,83 +0,0 @@ 101.4 -#ifndef _ASMi386_SIGCONTEXT_H 101.5 -#define _ASMi386_SIGCONTEXT_H 101.6 - 101.7 -/* 101.8 - * As documented in the iBCS2 standard.. 101.9 - * 101.10 - * The first part of "struct _fpstate" is just the normal i387 101.11 - * hardware setup, the extra "status" word is used to save the 101.12 - * coprocessor status word before entering the handler. 101.13 - * 101.14 - * Pentium III FXSR, SSE support 101.15 - * Gareth Hughes <gareth@valinux.com>, May 2000 101.16 - * 101.17 - * The FPU state data structure has had to grow to accomodate the 101.18 - * extended FPU state required by the Streaming SIMD Extensions. 101.19 - * There is no documented standard to accomplish this at the moment. 101.20 - */ 101.21 -struct _fpreg { 101.22 - unsigned short significand[4]; 101.23 - unsigned short exponent; 101.24 -}; 101.25 - 101.26 -struct _fpxreg { 101.27 - unsigned short significand[4]; 101.28 - unsigned short exponent; 101.29 - unsigned short padding[3]; 101.30 -}; 101.31 - 101.32 -struct _xmmreg { 101.33 - unsigned long element[4]; 101.34 -}; 101.35 - 101.36 -struct _fpstate { 101.37 - /* Regular FPU environment */ 101.38 - unsigned long cw; 101.39 - unsigned long sw; 101.40 - unsigned long tag; 101.41 - unsigned long ipoff; 101.42 - unsigned long cssel; 101.43 - unsigned long dataoff; 101.44 - unsigned long datasel; 101.45 - struct _fpreg _st[8]; 101.46 - unsigned short status; 101.47 - unsigned short magic; /* 0xffff = regular FPU data only */ 101.48 - 101.49 - /* FXSR FPU environment */ 101.50 - unsigned long _fxsr_env[6]; /* FXSR FPU env is ignored */ 101.51 - unsigned long mxcsr; 101.52 - unsigned long reserved; 101.53 - struct _fpxreg _fxsr_st[8]; /* FXSR FPU reg data is ignored */ 101.54 - struct _xmmreg _xmm[8]; 101.55 - unsigned long padding[56]; 101.56 -}; 101.57 - 101.58 -#define X86_FXSR_MAGIC 0x0000 101.59 - 101.60 -struct sigcontext { 101.61 - unsigned short gs, __gsh; 101.62 - unsigned short fs, __fsh; 101.63 - unsigned short es, __esh; 101.64 - unsigned short ds, __dsh; 101.65 - unsigned long edi; 101.66 - unsigned long esi; 101.67 - unsigned long ebp; 101.68 - unsigned long esp; 101.69 - unsigned long ebx; 101.70 - unsigned long edx; 101.71 - unsigned long ecx; 101.72 - unsigned long eax; 101.73 - unsigned long trapno; 101.74 - unsigned long err; 101.75 - unsigned long eip; 101.76 - unsigned short cs, __csh; 101.77 - unsigned long eflags; 101.78 - unsigned long esp_at_signal; 101.79 - unsigned short ss, __ssh; 101.80 - struct _fpstate * fpstate; 101.81 - unsigned long oldmask; 101.82 - unsigned long cr2; 101.83 -}; 101.84 - 101.85 - 101.86 -#endif
102.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/siginfo.h Fri Mar 14 15:48:09 2003 +0000 102.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 102.3 @@ -1,233 +0,0 @@ 102.4 -#ifndef _I386_SIGINFO_H 102.5 -#define _I386_SIGINFO_H 102.6 - 102.7 -#include <linux/types.h> 102.8 - 102.9 -/* XXX: This structure was copied from the Alpha; is there an iBCS version? */ 102.10 - 102.11 -typedef union sigval { 102.12 - int sival_int; 102.13 - void *sival_ptr; 102.14 -} sigval_t; 102.15 - 102.16 -#define SI_MAX_SIZE 128 102.17 -#define SI_PAD_SIZE ((SI_MAX_SIZE/sizeof(int)) - 3) 102.18 - 102.19 -typedef struct siginfo { 102.20 - int si_signo; 102.21 - int si_errno; 102.22 - int si_code; 102.23 - 102.24 - union { 102.25 - int _pad[SI_PAD_SIZE]; 102.26 - 102.27 - /* kill() */ 102.28 - struct { 102.29 - pid_t _pid; /* sender's pid */ 102.30 - uid_t _uid; /* sender's uid */ 102.31 - } _kill; 102.32 - 102.33 - /* POSIX.1b timers */ 102.34 - struct { 102.35 - unsigned int _timer1; 102.36 - unsigned int _timer2; 102.37 - } _timer; 102.38 - 102.39 - /* POSIX.1b signals */ 102.40 - struct { 102.41 - pid_t _pid; /* sender's pid */ 102.42 - uid_t _uid; /* sender's uid */ 102.43 - sigval_t _sigval; 102.44 - } _rt; 102.45 - 102.46 - /* SIGCHLD */ 102.47 - struct { 102.48 - pid_t _pid; /* which child */ 102.49 - uid_t _uid; /* sender's uid */ 102.50 - int _status; /* exit code */ 102.51 - clock_t _utime; 102.52 - clock_t _stime; 102.53 - } _sigchld; 102.54 - 102.55 - /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */ 102.56 - struct { 102.57 - void *_addr; /* faulting insn/memory ref. */ 102.58 - } _sigfault; 102.59 - 102.60 - /* SIGPOLL */ 102.61 - struct { 102.62 - int _band; /* POLL_IN, POLL_OUT, POLL_MSG */ 102.63 - int _fd; 102.64 - } _sigpoll; 102.65 - } _sifields; 102.66 -} siginfo_t; 102.67 - 102.68 -/* 102.69 - * How these fields are to be accessed. 102.70 - */ 102.71 -#define si_pid _sifields._kill._pid 102.72 -#define si_uid _sifields._kill._uid 102.73 -#define si_status _sifields._sigchld._status 102.74 -#define si_utime _sifields._sigchld._utime 102.75 -#define si_stime _sifields._sigchld._stime 102.76 -#define si_value _sifields._rt._sigval 102.77 -#define si_int _sifields._rt._sigval.sival_int 102.78 -#define si_ptr _sifields._rt._sigval.sival_ptr 102.79 -#define si_addr _sifields._sigfault._addr 102.80 -#define si_band _sifields._sigpoll._band 102.81 -#define si_fd _sifields._sigpoll._fd 102.82 - 102.83 -#ifdef __KERNEL__ 102.84 -#define __SI_MASK 0xffff0000 102.85 -#define __SI_KILL (0 << 16) 102.86 -#define __SI_TIMER (1 << 16) 102.87 -#define __SI_POLL (2 << 16) 102.88 -#define __SI_FAULT (3 << 16) 102.89 -#define __SI_CHLD (4 << 16) 102.90 -#define __SI_RT (5 << 16) 102.91 -#define __SI_CODE(T,N) ((T) << 16 | ((N) & 0xffff)) 102.92 -#else 102.93 -#define __SI_KILL 0 102.94 -#define __SI_TIMER 0 102.95 -#define __SI_POLL 0 102.96 -#define __SI_FAULT 0 102.97 -#define __SI_CHLD 0 102.98 -#define __SI_RT 0 102.99 -#define __SI_CODE(T,N) (N) 102.100 -#endif 102.101 - 102.102 -/* 102.103 - * si_code values 102.104 - * Digital reserves positive values for kernel-generated signals. 102.105 - */ 102.106 -#define SI_USER 0 /* sent by kill, sigsend, raise */ 102.107 -#define SI_KERNEL 0x80 /* sent by the kernel from somewhere */ 102.108 -#define SI_QUEUE -1 /* sent by sigqueue */ 102.109 -#define SI_TIMER __SI_CODE(__SI_TIMER,-2) /* sent by timer expiration */ 102.110 -#define SI_MESGQ -3 /* sent by real time mesq state change */ 102.111 -#define SI_ASYNCIO -4 /* sent by AIO completion */ 102.112 -#define SI_SIGIO -5 /* sent by queued SIGIO */ 102.113 -#define SI_TKILL -6 /* sent by tkill system call */ 102.114 - 102.115 -#define SI_FROMUSER(siptr) ((siptr)->si_code <= 0) 102.116 -#define SI_FROMKERNEL(siptr) ((siptr)->si_code > 0) 102.117 - 102.118 -/* 102.119 - * SIGILL si_codes 102.120 - */ 102.121 -#define ILL_ILLOPC (__SI_FAULT|1) /* illegal opcode */ 102.122 -#define ILL_ILLOPN (__SI_FAULT|2) /* illegal operand */ 102.123 -#define ILL_ILLADR (__SI_FAULT|3) /* illegal addressing mode */ 102.124 -#define ILL_ILLTRP (__SI_FAULT|4) /* illegal trap */ 102.125 -#define ILL_PRVOPC (__SI_FAULT|5) /* privileged opcode */ 102.126 -#define ILL_PRVREG (__SI_FAULT|6) /* privileged register */ 102.127 -#define ILL_COPROC (__SI_FAULT|7) /* coprocessor error */ 102.128 -#define ILL_BADSTK (__SI_FAULT|8) /* internal stack error */ 102.129 -#define NSIGILL 8 102.130 - 102.131 -/* 102.132 - * SIGFPE si_codes 102.133 - */ 102.134 -#define FPE_INTDIV (__SI_FAULT|1) /* integer divide by zero */ 102.135 -#define FPE_INTOVF (__SI_FAULT|2) /* integer overflow */ 102.136 -#define FPE_FLTDIV (__SI_FAULT|3) /* floating point divide by zero */ 102.137 -#define FPE_FLTOVF (__SI_FAULT|4) /* floating point overflow */ 102.138 -#define FPE_FLTUND (__SI_FAULT|5) /* floating point underflow */ 102.139 -#define FPE_FLTRES (__SI_FAULT|6) /* floating point inexact result */ 102.140 -#define FPE_FLTINV (__SI_FAULT|7) /* floating point invalid operation */ 102.141 -#define FPE_FLTSUB (__SI_FAULT|8) /* subscript out of range */ 102.142 -#define NSIGFPE 8 102.143 - 102.144 -/* 102.145 - * SIGSEGV si_codes 102.146 - */ 102.147 -#define SEGV_MAPERR (__SI_FAULT|1) /* address not mapped to object */ 102.148 -#define SEGV_ACCERR (__SI_FAULT|2) /* invalid permissions for mapped object */ 102.149 -#define NSIGSEGV 2 102.150 - 102.151 -/* 102.152 - * SIGBUS si_codes 102.153 - */ 102.154 -#define BUS_ADRALN (__SI_FAULT|1) /* invalid address alignment */ 102.155 -#define BUS_ADRERR (__SI_FAULT|2) /* non-existant physical address */ 102.156 -#define BUS_OBJERR (__SI_FAULT|3) /* object specific hardware error */ 102.157 -#define NSIGBUS 3 102.158 - 102.159 -/* 102.160 - * SIGTRAP si_codes 102.161 - */ 102.162 -#define TRAP_BRKPT (__SI_FAULT|1) /* process breakpoint */ 102.163 -#define TRAP_TRACE (__SI_FAULT|2) /* process trace trap */ 102.164 -#define NSIGTRAP 2 102.165 - 102.166 -/* 102.167 - * SIGCHLD si_codes 102.168 - */ 102.169 -#define CLD_EXITED (__SI_CHLD|1) /* child has exited */ 102.170 -#define CLD_KILLED (__SI_CHLD|2) /* child was killed */ 102.171 -#define CLD_DUMPED (__SI_CHLD|3) /* child terminated abnormally */ 102.172 -#define CLD_TRAPPED (__SI_CHLD|4) /* traced child has trapped */ 102.173 -#define CLD_STOPPED (__SI_CHLD|5) /* child has stopped */ 102.174 -#define CLD_CONTINUED (__SI_CHLD|6) /* stopped child has continued */ 102.175 -#define NSIGCHLD 6 102.176 - 102.177 -/* 102.178 - * SIGPOLL si_codes 102.179 - */ 102.180 -#define POLL_IN (__SI_POLL|1) /* data input available */ 102.181 -#define POLL_OUT (__SI_POLL|2) /* output buffers available */ 102.182 -#define POLL_MSG (__SI_POLL|3) /* input message available */ 102.183 -#define POLL_ERR (__SI_POLL|4) /* i/o error */ 102.184 -#define POLL_PRI (__SI_POLL|5) /* high priority input available */ 102.185 -#define POLL_HUP (__SI_POLL|6) /* device disconnected */ 102.186 -#define NSIGPOLL 6 102.187 - 102.188 -/* 102.189 - * sigevent definitions 102.190 - * 102.191 - * It seems likely that SIGEV_THREAD will have to be handled from 102.192 - * userspace, libpthread transmuting it to SIGEV_SIGNAL, which the 102.193 - * thread manager then catches and does the appropriate nonsense. 102.194 - * However, everything is written out here so as to not get lost. 102.195 - */ 102.196 -#define SIGEV_SIGNAL 0 /* notify via signal */ 102.197 -#define SIGEV_NONE 1 /* other notification: meaningless */ 102.198 -#define SIGEV_THREAD 2 /* deliver via thread creation */ 102.199 - 102.200 -#define SIGEV_MAX_SIZE 64 102.201 -#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE/sizeof(int)) - 3) 102.202 - 102.203 -typedef struct sigevent { 102.204 - sigval_t sigev_value; 102.205 - int sigev_signo; 102.206 - int sigev_notify; 102.207 - union { 102.208 - int _pad[SIGEV_PAD_SIZE]; 102.209 - 102.210 - struct { 102.211 - void (*_function)(sigval_t); 102.212 - void *_attribute; /* really pthread_attr_t */ 102.213 - } _sigev_thread; 102.214 - } _sigev_un; 102.215 -} sigevent_t; 102.216 - 102.217 -#define sigev_notify_function _sigev_un._sigev_thread._function 102.218 -#define sigev_notify_attributes _sigev_un._sigev_thread._attribute 102.219 - 102.220 -#ifdef __KERNEL__ 102.221 -#include <linux/string.h> 102.222 - 102.223 -static inline void copy_siginfo(siginfo_t *to, siginfo_t *from) 102.224 -{ 102.225 - if (from->si_code < 0) 102.226 - memcpy(to, from, sizeof(siginfo_t)); 102.227 - else 102.228 - /* _sigchld is currently the largest know union member */ 102.229 - memcpy(to, from, 3*sizeof(int) + sizeof(from->_sifields._sigchld)); 102.230 -} 102.231 - 102.232 -extern int copy_siginfo_to_user(siginfo_t *to, siginfo_t *from); 102.233 - 102.234 -#endif /* __KERNEL__ */ 102.235 - 102.236 -#endif
103.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/signal.h Fri Mar 14 15:48:09 2003 +0000 103.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 103.3 @@ -1,221 +0,0 @@ 103.4 -#ifndef _ASMi386_SIGNAL_H 103.5 -#define _ASMi386_SIGNAL_H 103.6 - 103.7 -#include <linux/types.h> 103.8 - 103.9 -/* Avoid too many header ordering problems. */ 103.10 -struct siginfo; 103.11 - 103.12 -#ifdef __KERNEL__ 103.13 -/* Most things should be clean enough to redefine this at will, if care 103.14 - is taken to make libc match. */ 103.15 - 103.16 -#define _NSIG 64 103.17 -#define _NSIG_BPW 32 103.18 -#define _NSIG_WORDS (_NSIG / _NSIG_BPW) 103.19 - 103.20 -typedef unsigned long old_sigset_t; /* at least 32 bits */ 103.21 - 103.22 -typedef struct { 103.23 - unsigned long sig[_NSIG_WORDS]; 103.24 -} sigset_t; 103.25 - 103.26 -#else 103.27 -/* Here we must cater to libcs that poke about in kernel headers. */ 103.28 - 103.29 -#define NSIG 32 103.30 -typedef unsigned long sigset_t; 103.31 - 103.32 -#endif /* __KERNEL__ */ 103.33 - 103.34 -#define SIGHUP 1 103.35 -#define SIGINT 2 103.36 -#define SIGQUIT 3 103.37 -#define SIGILL 4 103.38 -#define SIGTRAP 5 103.39 -#define SIGABRT 6 103.40 -#define SIGIOT 6 103.41 -#define SIGBUS 7 103.42 -#define SIGFPE 8 103.43 -#define SIGKILL 9 103.44 -#define SIGUSR1 10 103.45 -#define SIGSEGV 11 103.46 -#define SIGUSR2 12 103.47 -#define SIGPIPE 13 103.48 -#define SIGALRM 14 103.49 -#define SIGTERM 15 103.50 -#define SIGSTKFLT 16 103.51 -#define SIGCHLD 17 103.52 -#define SIGCONT 18 103.53 -#define SIGSTOP 19 103.54 -#define SIGTSTP 20 103.55 -#define SIGTTIN 21 103.56 -#define SIGTTOU 22 103.57 -#define SIGURG 23 103.58 -#define SIGXCPU 24 103.59 -#define SIGXFSZ 25 103.60 -#define SIGVTALRM 26 103.61 -#define SIGPROF 27 103.62 -#define SIGWINCH 28 103.63 -#define SIGIO 29 103.64 -#define SIGPOLL SIGIO 103.65 -/* 103.66 -#define SIGLOST 29 103.67 -*/ 103.68 -#define SIGPWR 30 103.69 -#define SIGSYS 31 103.70 -#define SIGUNUSED 31 103.71 - 103.72 -/* These should not be considered constants from userland. */ 103.73 -#define SIGRTMIN 32 103.74 -#define SIGRTMAX (_NSIG-1) 103.75 - 103.76 -/* 103.77 - * SA_FLAGS values: 103.78 - * 103.79 - * SA_ONSTACK indicates that a registered stack_t will be used. 103.80 - * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the 103.81 - * SA_RESTART flag to get restarting signals (which were the default long ago) 103.82 - * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. 103.83 - * SA_RESETHAND clears the handler when the signal is delivered. 103.84 - * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. 103.85 - * SA_NODEFER prevents the current signal from being masked in the handler. 103.86 - * 103.87 - * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single 103.88 - * Unix names RESETHAND and NODEFER respectively. 103.89 - */ 103.90 -#define SA_NOCLDSTOP 0x00000001 103.91 -#define SA_NOCLDWAIT 0x00000002 /* not supported yet */ 103.92 -#define SA_SIGINFO 0x00000004 103.93 -#define SA_ONSTACK 0x08000000 103.94 -#define SA_RESTART 0x10000000 103.95 -#define SA_NODEFER 0x40000000 103.96 -#define SA_RESETHAND 0x80000000 103.97 - 103.98 -#define SA_NOMASK SA_NODEFER 103.99 -#define SA_ONESHOT SA_RESETHAND 103.100 -#define SA_INTERRUPT 0x20000000 /* dummy -- ignored */ 103.101 - 103.102 -#define SA_RESTORER 0x04000000 103.103 - 103.104 -/* 103.105 - * sigaltstack controls 103.106 - */ 103.107 -#define SS_ONSTACK 1 103.108 -#define SS_DISABLE 2 103.109 - 103.110 -#define MINSIGSTKSZ 2048 103.111 -#define SIGSTKSZ 8192 103.112 - 103.113 -#ifdef __KERNEL__ 103.114 - 103.115 -/* 103.116 - * These values of sa_flags are used only by the kernel as part of the 103.117 - * irq handling routines. 103.118 - * 103.119 - * SA_INTERRUPT is also used by the irq handling routines. 103.120 - * SA_SHIRQ is for shared interrupt support on PCI and EISA. 103.121 - */ 103.122 -#define SA_PROBE SA_ONESHOT 103.123 -#define SA_SAMPLE_RANDOM SA_RESTART 103.124 -#define SA_SHIRQ 0x04000000 103.125 -#endif 103.126 - 103.127 -#define SIG_BLOCK 0 /* for blocking signals */ 103.128 -#define SIG_UNBLOCK 1 /* for unblocking signals */ 103.129 -#define SIG_SETMASK 2 /* for setting the signal mask */ 103.130 - 103.131 -/* Type of a signal handler. */ 103.132 -typedef void (*__sighandler_t)(int); 103.133 - 103.134 -#define SIG_DFL ((__sighandler_t)0) /* default signal handling */ 103.135 -#define SIG_IGN ((__sighandler_t)1) /* ignore signal */ 103.136 -#define SIG_ERR ((__sighandler_t)-1) /* error return from signal */ 103.137 - 103.138 -#ifdef __KERNEL__ 103.139 -struct old_sigaction { 103.140 - __sighandler_t sa_handler; 103.141 - old_sigset_t sa_mask; 103.142 - unsigned long sa_flags; 103.143 - void (*sa_restorer)(void); 103.144 -}; 103.145 - 103.146 -struct sigaction { 103.147 - __sighandler_t sa_handler; 103.148 - unsigned long sa_flags; 103.149 - void (*sa_restorer)(void); 103.150 - sigset_t sa_mask; /* mask last for extensibility */ 103.151 -}; 103.152 - 103.153 -struct k_sigaction { 103.154 - struct sigaction sa; 103.155 -}; 103.156 -#else 103.157 -/* Here we must cater to libcs that poke about in kernel headers. */ 103.158 - 103.159 -struct sigaction { 103.160 - union { 103.161 - __sighandler_t _sa_handler; 103.162 - void (*_sa_sigaction)(int, struct siginfo *, void *); 103.163 - } _u; 103.164 - sigset_t sa_mask; 103.165 - unsigned long sa_flags; 103.166 - void (*sa_restorer)(void); 103.167 -}; 103.168 - 103.169 -#define sa_handler _u._sa_handler 103.170 -#define sa_sigaction _u._sa_sigaction 103.171 - 103.172 -#endif /* __KERNEL__ */ 103.173 - 103.174 -typedef struct sigaltstack { 103.175 - void *ss_sp; 103.176 - int ss_flags; 103.177 - size_t ss_size; 103.178 -} stack_t; 103.179 - 103.180 -#ifdef __KERNEL__ 103.181 -#include <asm/sigcontext.h> 103.182 - 103.183 -#define __HAVE_ARCH_SIG_BITOPS 103.184 - 103.185 -static __inline__ void sigaddset(sigset_t *set, int _sig) 103.186 -{ 103.187 - __asm__("btsl %1,%0" : "=m"(*set) : "Ir"(_sig - 1) : "cc"); 103.188 -} 103.189 - 103.190 -static __inline__ void sigdelset(sigset_t *set, int _sig) 103.191 -{ 103.192 - __asm__("btrl %1,%0" : "=m"(*set) : "Ir"(_sig - 1) : "cc"); 103.193 -} 103.194 - 103.195 -static __inline__ int __const_sigismember(sigset_t *set, int _sig) 103.196 -{ 103.197 - unsigned long sig = _sig - 1; 103.198 - return 1 & (set->sig[sig / _NSIG_BPW] >> (sig % _NSIG_BPW)); 103.199 -} 103.200 - 103.201 -static __inline__ int __gen_sigismember(sigset_t *set, int _sig) 103.202 -{ 103.203 - int ret; 103.204 - __asm__("btl %2,%1\n\tsbbl %0,%0" 103.205 - : "=r"(ret) : "m"(*set), "Ir"(_sig-1) : "cc"); 103.206 - return ret; 103.207 -} 103.208 - 103.209 -#define sigismember(set,sig) \ 103.210 - (__builtin_constant_p(sig) ? \ 103.211 - __const_sigismember((set),(sig)) : \ 103.212 - __gen_sigismember((set),(sig))) 103.213 - 103.214 -#define sigmask(sig) (1UL << ((sig) - 1)) 103.215 - 103.216 -static __inline__ int sigfindinword(unsigned long word) 103.217 -{ 103.218 - __asm__("bsfl %1,%0" : "=r"(word) : "rm"(word) : "cc"); 103.219 - return word; 103.220 -} 103.221 - 103.222 -#endif /* __KERNEL__ */ 103.223 - 103.224 -#endif
104.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/smplock.h Fri Mar 14 15:48:09 2003 +0000 104.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 104.3 @@ -1,81 +0,0 @@ 104.4 -#ifndef __ASM_SMPLOCK_H 104.5 -#define __ASM_SMPLOCK_H 104.6 - 104.7 -/* 104.8 - * <asm/smplock.h> 104.9 - * 104.10 - * i386 SMP lock implementation 104.11 - */ 104.12 -#include <linux/interrupt.h> 104.13 -#include <linux/spinlock.h> 104.14 -#include <linux/sched.h> 104.15 -#include <asm/current.h> 104.16 - 104.17 -extern spinlock_cacheline_t kernel_flag_cacheline; 104.18 -#define kernel_flag kernel_flag_cacheline.lock 104.19 - 104.20 -#define kernel_locked() spin_is_locked(&kernel_flag) 104.21 - 104.22 -/* 104.23 - * Release global kernel lock and global interrupt lock 104.24 - */ 104.25 -#define release_kernel_lock(task, cpu) \ 104.26 -do { \ 104.27 - if (task->lock_depth >= 0) \ 104.28 - spin_unlock(&kernel_flag); \ 104.29 - release_irqlock(cpu); \ 104.30 - __sti(); \ 104.31 -} while (0) 104.32 - 104.33 -/* 104.34 - * Re-acquire the kernel lock 104.35 - */ 104.36 -#define reacquire_kernel_lock(task) \ 104.37 -do { \ 104.38 - if (task->lock_depth >= 0) \ 104.39 - spin_lock(&kernel_flag); \ 104.40 -} while (0) 104.41 - 104.42 - 104.43 -/* 104.44 - * Getting the big kernel lock. 104.45 - * 104.46 - * This cannot happen asynchronously, 104.47 - * so we only need to worry about other 104.48 - * CPU's. 104.49 - */ 104.50 -static __inline__ void lock_kernel(void) 104.51 -{ 104.52 -#if 1 104.53 - if (!++current->lock_depth) 104.54 - spin_lock(&kernel_flag); 104.55 -#else 104.56 - __asm__ __volatile__( 104.57 - "incl %1\n\t" 104.58 - "jne 9f" 104.59 - spin_lock_string 104.60 - "\n9:" 104.61 - :"=m" (__dummy_lock(&kernel_flag)), 104.62 - "=m" (current->lock_depth)); 104.63 -#endif 104.64 -} 104.65 - 104.66 -static __inline__ void unlock_kernel(void) 104.67 -{ 104.68 - if (current->lock_depth < 0) 104.69 - out_of_line_bug(); 104.70 -#if 1 104.71 - if (--current->lock_depth < 0) 104.72 - spin_unlock(&kernel_flag); 104.73 -#else 104.74 - __asm__ __volatile__( 104.75 - "decl %1\n\t" 104.76 - "jns 9f\n\t" 104.77 - spin_unlock_string 104.78 - "\n9:" 104.79 - :"=m" (__dummy_lock(&kernel_flag)), 104.80 - "=m" (current->lock_depth)); 104.81 -#endif 104.82 -} 104.83 - 104.84 -#endif /* __ASM_SMPLOCK_H */
105.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/socket.h Fri Mar 14 15:48:09 2003 +0000 105.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 105.3 @@ -1,64 +0,0 @@ 105.4 -#ifndef _ASM_SOCKET_H 105.5 -#define _ASM_SOCKET_H 105.6 - 105.7 -#include <asm/sockios.h> 105.8 - 105.9 -/* For setsockopt(2) */ 105.10 -#define SOL_SOCKET 1 105.11 - 105.12 -#define SO_DEBUG 1 105.13 -#define SO_REUSEADDR 2 105.14 -#define SO_TYPE 3 105.15 -#define SO_ERROR 4 105.16 -#define SO_DONTROUTE 5 105.17 -#define SO_BROADCAST 6 105.18 -#define SO_SNDBUF 7 105.19 -#define SO_RCVBUF 8 105.20 -#define SO_KEEPALIVE 9 105.21 -#define SO_OOBINLINE 10 105.22 -#define SO_NO_CHECK 11 105.23 -#define SO_PRIORITY 12 105.24 -#define SO_LINGER 13 105.25 -#define SO_BSDCOMPAT 14 105.26 -/* To add :#define SO_REUSEPORT 15 */ 105.27 -#define SO_PASSCRED 16 105.28 -#define SO_PEERCRED 17 105.29 -#define SO_RCVLOWAT 18 105.30 -#define SO_SNDLOWAT 19 105.31 -#define SO_RCVTIMEO 20 105.32 -#define SO_SNDTIMEO 21 105.33 - 105.34 -/* Security levels - as per NRL IPv6 - don't actually do anything */ 105.35 -#define SO_SECURITY_AUTHENTICATION 22 105.36 -#define SO_SECURITY_ENCRYPTION_TRANSPORT 23 105.37 -#define SO_SECURITY_ENCRYPTION_NETWORK 24 105.38 - 105.39 -#define SO_BINDTODEVICE 25 105.40 - 105.41 -/* Socket filtering */ 105.42 -#define SO_ATTACH_FILTER 26 105.43 -#define SO_DETACH_FILTER 27 105.44 - 105.45 -#define SO_PEERNAME 28 105.46 -#define SO_TIMESTAMP 29 105.47 -#define SCM_TIMESTAMP SO_TIMESTAMP 105.48 - 105.49 -#define SO_ACCEPTCONN 30 105.50 - 105.51 -/* Nasty libc5 fixup - bletch */ 105.52 -#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) 105.53 -/* Socket types. */ 105.54 -#define SOCK_STREAM 1 /* stream (connection) socket */ 105.55 -#define SOCK_DGRAM 2 /* datagram (conn.less) socket */ 105.56 -#define SOCK_RAW 3 /* raw socket */ 105.57 -#define SOCK_RDM 4 /* reliably-delivered message */ 105.58 -#define SOCK_SEQPACKET 5 /* sequential packet socket */ 105.59 -#define SOCK_PACKET 10 /* linux specific way of */ 105.60 - /* getting packets at the dev */ 105.61 - /* level. For writing rarp and */ 105.62 - /* other similar things on the */ 105.63 - /* user level. */ 105.64 -#define SOCK_MAX (SOCK_PACKET+1) 105.65 -#endif 105.66 - 105.67 -#endif /* _ASM_SOCKET_H */
106.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/sockios.h Fri Mar 14 15:48:09 2003 +0000 106.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 106.3 @@ -1,12 +0,0 @@ 106.4 -#ifndef __ARCH_I386_SOCKIOS__ 106.5 -#define __ARCH_I386_SOCKIOS__ 106.6 - 106.7 -/* Socket-level I/O control calls. */ 106.8 -#define FIOSETOWN 0x8901 106.9 -#define SIOCSPGRP 0x8902 106.10 -#define FIOGETOWN 0x8903 106.11 -#define SIOCGPGRP 0x8904 106.12 -#define SIOCATMARK 0x8905 106.13 -#define SIOCGSTAMP 0x8906 /* Get stamp */ 106.14 - 106.15 -#endif
107.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/softirq.h Fri Mar 14 15:48:09 2003 +0000 107.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 107.3 @@ -1,48 +0,0 @@ 107.4 -#ifndef __ASM_SOFTIRQ_H 107.5 -#define __ASM_SOFTIRQ_H 107.6 - 107.7 -#include <asm/atomic.h> 107.8 -#include <asm/hardirq.h> 107.9 - 107.10 -#define __cpu_bh_enable(cpu) \ 107.11 - do { barrier(); local_bh_count(cpu)--; } while (0) 107.12 -#define cpu_bh_disable(cpu) \ 107.13 - do { local_bh_count(cpu)++; barrier(); } while (0) 107.14 - 107.15 -#define local_bh_disable() cpu_bh_disable(smp_processor_id()) 107.16 -#define __local_bh_enable() __cpu_bh_enable(smp_processor_id()) 107.17 - 107.18 -#define in_softirq() (local_bh_count(smp_processor_id()) != 0) 107.19 - 107.20 -/* 107.21 - * NOTE: this assembly code assumes: 107.22 - * 107.23 - * (char *)&local_bh_count - 8 == (char *)&softirq_pending 107.24 - * 107.25 - * If you change the offsets in irq_stat then you have to 107.26 - * update this code as well. 107.27 - */ 107.28 -#define local_bh_enable() \ 107.29 -do { \ 107.30 - unsigned int *ptr = &local_bh_count(smp_processor_id()); \ 107.31 - \ 107.32 - barrier(); \ 107.33 - if (!--*ptr) \ 107.34 - __asm__ __volatile__ ( \ 107.35 - "cmpl $0, -8(%0);" \ 107.36 - "jnz 2f;" \ 107.37 - "1:;" \ 107.38 - \ 107.39 - LOCK_SECTION_START("") \ 107.40 - "2: pushl %%eax; pushl %%ecx; pushl %%edx;" \ 107.41 - "call %c1;" \ 107.42 - "popl %%edx; popl %%ecx; popl %%eax;" \ 107.43 - "jmp 1b;" \ 107.44 - LOCK_SECTION_END \ 107.45 - \ 107.46 - : /* no output */ \ 107.47 - : "r" (ptr), "i" (do_softirq) \ 107.48 - /* no registers clobbered */ ); \ 107.49 -} while (0) 107.50 - 107.51 -#endif /* __ASM_SOFTIRQ_H */
108.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/spinlock.h Fri Mar 14 15:48:09 2003 +0000 108.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 108.3 @@ -1,212 +0,0 @@ 108.4 -#ifndef __ASM_SPINLOCK_H 108.5 -#define __ASM_SPINLOCK_H 108.6 - 108.7 -#include <asm/atomic.h> 108.8 -#include <asm/rwlock.h> 108.9 -#include <asm/page.h> 108.10 -#include <linux/config.h> 108.11 - 108.12 -extern int printk(const char * fmt, ...) 108.13 - __attribute__ ((format (printf, 1, 2))); 108.14 - 108.15 -/* It seems that people are forgetting to 108.16 - * initialize their spinlocks properly, tsk tsk. 108.17 - * Remember to turn this off in 2.4. -ben 108.18 - */ 108.19 -#if defined(CONFIG_DEBUG_SPINLOCK) 108.20 -#define SPINLOCK_DEBUG 1 108.21 -#else 108.22 -#define SPINLOCK_DEBUG 0 108.23 -#endif 108.24 - 108.25 -/* 108.26 - * Your basic SMP spinlocks, allowing only a single CPU anywhere 108.27 - */ 108.28 - 108.29 -typedef struct { 108.30 - volatile unsigned int lock; 108.31 -#if SPINLOCK_DEBUG 108.32 - unsigned magic; 108.33 -#endif 108.34 -} spinlock_t; 108.35 - 108.36 -#define SPINLOCK_MAGIC 0xdead4ead 108.37 - 108.38 -#if SPINLOCK_DEBUG 108.39 -#define SPINLOCK_MAGIC_INIT , SPINLOCK_MAGIC 108.40 -#else 108.41 -#define SPINLOCK_MAGIC_INIT /* */ 108.42 -#endif 108.43 - 108.44 -#define SPIN_LOCK_UNLOCKED (spinlock_t) { 1 SPINLOCK_MAGIC_INIT } 108.45 - 108.46 -#define spin_lock_init(x) do { *(x) = SPIN_LOCK_UNLOCKED; } while(0) 108.47 - 108.48 -/* 108.49 - * Simple spin lock operations. There are two variants, one clears IRQ's 108.50 - * on the local processor, one does not. 108.51 - * 108.52 - * We make no fairness assumptions. They have a cost. 108.53 - */ 108.54 - 108.55 -#define spin_is_locked(x) (*(volatile signed char *)(&(x)->lock) <= 0) 108.56 -#define spin_unlock_wait(x) do { barrier(); } while(spin_is_locked(x)) 108.57 - 108.58 -#define spin_lock_string \ 108.59 - "\n1:\t" \ 108.60 - "lock ; decb %0\n\t" \ 108.61 - "js 2f\n" \ 108.62 - LOCK_SECTION_START("") \ 108.63 - "2:\t" \ 108.64 - "cmpb $0,%0\n\t" \ 108.65 - "rep;nop\n\t" \ 108.66 - "jle 2b\n\t" \ 108.67 - "jmp 1b\n" \ 108.68 - LOCK_SECTION_END 108.69 - 108.70 -/* 108.71 - * This works. Despite all the confusion. 108.72 - * (except on PPro SMP or if we are using OOSTORE) 108.73 - * (PPro errata 66, 92) 108.74 - */ 108.75 - 108.76 -#if !defined(CONFIG_X86_OOSTORE) && !defined(CONFIG_X86_PPRO_FENCE) 108.77 - 108.78 -#define spin_unlock_string \ 108.79 - "movb $1,%0" \ 108.80 - :"=m" (lock->lock) : : "memory" 108.81 - 108.82 - 108.83 -static inline void spin_unlock(spinlock_t *lock) 108.84 -{ 108.85 -#if SPINLOCK_DEBUG 108.86 - if (lock->magic != SPINLOCK_MAGIC) 108.87 - BUG(); 108.88 - if (!spin_is_locked(lock)) 108.89 - BUG(); 108.90 -#endif 108.91 - __asm__ __volatile__( 108.92 - spin_unlock_string 108.93 - ); 108.94 -} 108.95 - 108.96 -#else 108.97 - 108.98 -#define spin_unlock_string \ 108.99 - "xchgb %b0, %1" \ 108.100 - :"=q" (oldval), "=m" (lock->lock) \ 108.101 - :"0" (oldval) : "memory" 108.102 - 108.103 -static inline void spin_unlock(spinlock_t *lock) 108.104 -{ 108.105 - char oldval = 1; 108.106 -#if SPINLOCK_DEBUG 108.107 - if (lock->magic != SPINLOCK_MAGIC) 108.108 - BUG(); 108.109 - if (!spin_is_locked(lock)) 108.110 - BUG(); 108.111 -#endif 108.112 - __asm__ __volatile__( 108.113 - spin_unlock_string 108.114 - ); 108.115 -} 108.116 - 108.117 -#endif 108.118 - 108.119 -static inline int spin_trylock(spinlock_t *lock) 108.120 -{ 108.121 - char oldval; 108.122 - __asm__ __volatile__( 108.123 - "xchgb %b0,%1" 108.124 - :"=q" (oldval), "=m" (lock->lock) 108.125 - :"0" (0) : "memory"); 108.126 - return oldval > 0; 108.127 -} 108.128 - 108.129 -static inline void spin_lock(spinlock_t *lock) 108.130 -{ 108.131 -#if SPINLOCK_DEBUG 108.132 - __label__ here; 108.133 -here: 108.134 - if (lock->magic != SPINLOCK_MAGIC) { 108.135 -printk("eip: %p\n", &&here); 108.136 - BUG(); 108.137 - } 108.138 -#endif 108.139 - __asm__ __volatile__( 108.140 - spin_lock_string 108.141 - :"=m" (lock->lock) : : "memory"); 108.142 -} 108.143 - 108.144 - 108.145 -/* 108.146 - * Read-write spinlocks, allowing multiple readers 108.147 - * but only one writer. 108.148 - * 108.149 - * NOTE! it is quite common to have readers in interrupts 108.150 - * but no interrupt writers. For those circumstances we 108.151 - * can "mix" irq-safe locks - any writer needs to get a 108.152 - * irq-safe write-lock, but readers can get non-irqsafe 108.153 - * read-locks. 108.154 - */ 108.155 -typedef struct { 108.156 - volatile unsigned int lock; 108.157 -#if SPINLOCK_DEBUG 108.158 - unsigned magic; 108.159 -#endif 108.160 -} rwlock_t; 108.161 - 108.162 -#define RWLOCK_MAGIC 0xdeaf1eed 108.163 - 108.164 -#if SPINLOCK_DEBUG 108.165 -#define RWLOCK_MAGIC_INIT , RWLOCK_MAGIC 108.166 -#else 108.167 -#define RWLOCK_MAGIC_INIT /* */ 108.168 -#endif 108.169 - 108.170 -#define RW_LOCK_UNLOCKED (rwlock_t) { RW_LOCK_BIAS RWLOCK_MAGIC_INIT } 108.171 - 108.172 -#define rwlock_init(x) do { *(x) = RW_LOCK_UNLOCKED; } while(0) 108.173 - 108.174 -/* 108.175 - * On x86, we implement read-write locks as a 32-bit counter 108.176 - * with the high bit (sign) being the "contended" bit. 108.177 - * 108.178 - * The inline assembly is non-obvious. Think about it. 108.179 - * 108.180 - * Changed to use the same technique as rw semaphores. See 108.181 - * semaphore.h for details. -ben 108.182 - */ 108.183 -/* the spinlock helpers are in arch/i386/kernel/semaphore.c */ 108.184 - 108.185 -static inline void read_lock(rwlock_t *rw) 108.186 -{ 108.187 -#if SPINLOCK_DEBUG 108.188 - if (rw->magic != RWLOCK_MAGIC) 108.189 - BUG(); 108.190 -#endif 108.191 - __build_read_lock(rw, "__read_lock_failed"); 108.192 -} 108.193 - 108.194 -static inline void write_lock(rwlock_t *rw) 108.195 -{ 108.196 -#if SPINLOCK_DEBUG 108.197 - if (rw->magic != RWLOCK_MAGIC) 108.198 - BUG(); 108.199 -#endif 108.200 - __build_write_lock(rw, "__write_lock_failed"); 108.201 -} 108.202 - 108.203 -#define read_unlock(rw) asm volatile("lock ; incl %0" :"=m" ((rw)->lock) : : "memory") 108.204 -#define write_unlock(rw) asm volatile("lock ; addl $" RW_LOCK_BIAS_STR ",%0":"=m" ((rw)->lock) : : "memory") 108.205 - 108.206 -static inline int write_trylock(rwlock_t *lock) 108.207 -{ 108.208 - atomic_t *count = (atomic_t *)lock; 108.209 - if (atomic_sub_and_test(RW_LOCK_BIAS, count)) 108.210 - return 1; 108.211 - atomic_add(RW_LOCK_BIAS, count); 108.212 - return 0; 108.213 -} 108.214 - 108.215 -#endif /* __ASM_SPINLOCK_H */
109.1 --- a/xenolinux-2.4.21-pre4-sparse/include/asm-xeno/stat.h Fri Mar 14 15:48:09 2003 +0000 109.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 109.3 @@ -1,78 +0,0 @@ 109.4 -#ifndef _I386_STAT_H 109.5 -#define _I386_STAT_H 109.6 - 109.7 -struct __old_kernel_stat { 109.8 - unsigned short st_dev; 109.9 - unsigned short st_ino; 109.10 - unsigned short st_mode; 109.11 - unsigned short st_nlink; 109.12 - unsigned short st_uid; 109.13 - unsigned short st_gid; 109.14 - unsigned short st_rdev; 109.15 - unsigned long st_size; 109.16 - unsigned long st_atime; 109.17 - unsigned long st_mtime; 109.18 - unsigned long st_ctime; 109.19 -}; 109.20 - 109.21 -struct stat { 109.22 - unsigned short st_dev; 109.23 - unsigned short __pad1; 109.24 - unsigned long st_ino; 109.25 - unsigned short st_mode; 109.26 - unsigned short st_nlink; 109.27 - unsigned short st_uid; 109.28 - unsigned short st_gid; 109.29 - unsigned short st_rdev; 109.30 - unsigned short __pad2; 109.31 - unsigned long st_size; 109.32 - unsigned long st_blksize; 109.33 - unsigned long st_blocks; 109.34 - unsigned long st_atime; 109.35 - unsigned long __unused1; 109.36 - unsigned long st_mtime; 109.37 - unsigned long __unused2; 109.38 - unsigned long st_ctime; 109.39 - unsigned long __unused3; 109.40 - unsigned long __unused4; 109.41 - unsigned long __unused5; 109.42 -}; 109.43 - 109.44 -/* This matches struct stat64 in glibc2.1, hence the absolutely 109.45 - * insane amounts of padding around dev_t's. 109.46 - */ 109.47 -struct stat64 { 109.48 - unsigned short st_dev; 109.49 - unsigned char __pad0[10]; 109.50 - 109.51 -#define STAT64_HAS_BROKEN_ST_INO 1 109.52 - unsigned long __st_ino