#include <sys/mman.h>
#include <xenctrl.h>
-#include <xc_dom.h>
+#include <xenctrl_dom.h>
#include <kernel.h>
#include <console.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <xenctrl.h>
-#include <xc_dom.h>
+#include <xenctrl_dom.h>
#include <xenstore.h>
#include <xen/sys/xenbus_dev.h>
#include <xen-xsm/flask/flask.h>
+++ /dev/null
-/*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef _XC_DOM_H
-#define _XC_DOM_H
-
-#include <xen/libelf/libelf.h>
-#include <xenguest.h>
-
-#define INVALID_PFN ((xen_pfn_t)-1)
-#define X86_HVM_NR_SPECIAL_PAGES 8
-#define X86_HVM_END_SPECIAL_REGION 0xff000u
-#define XG_MAX_MODULES 2
-
-/* --- typedefs and structs ---------------------------------------- */
-
-typedef uint64_t xen_vaddr_t;
-typedef uint64_t xen_paddr_t;
-
-#define PRIpfn PRI_xen_pfn
-
-struct xc_dom_seg {
- xen_vaddr_t vstart;
- xen_vaddr_t vend;
- xen_pfn_t pfn;
- xen_pfn_t pages;
-};
-
-struct xc_dom_mem {
- struct xc_dom_mem *next;
- void *ptr;
- enum {
- XC_DOM_MEM_TYPE_MALLOC_INTERNAL,
- XC_DOM_MEM_TYPE_MALLOC_EXTERNAL,
- XC_DOM_MEM_TYPE_MMAP,
- } type;
- size_t len;
- unsigned char memory[0];
-};
-
-struct xc_dom_phys {
- struct xc_dom_phys *next;
- void *ptr;
- xen_pfn_t first;
- xen_pfn_t count;
-};
-
-struct xc_dom_module {
- void *blob;
- size_t size;
- void *cmdline;
- /* If seg.vstart is non zero then the module will be loaded at that
- * address, otherwise it will automatically placed.
- *
- * If automatic placement is used and the module is gzip
- * compressed then it will be decompressed as it is loaded. If the
- * module has been explicitly placed then it is loaded as is
- * otherwise decompressing risks undoing the manual placement.
- */
- struct xc_dom_seg seg;
-};
-
-struct xc_dom_image {
- /* files */
- void *kernel_blob;
- size_t kernel_size;
- unsigned int num_modules;
- struct xc_dom_module modules[XG_MAX_MODULES];
- void *devicetree_blob;
- size_t devicetree_size;
-
- size_t max_kernel_size;
- size_t max_module_size;
- size_t max_devicetree_size;
-
- /* arguments and parameters */
- char *cmdline;
- size_t cmdline_size;
- uint32_t f_requested[XENFEAT_NR_SUBMAPS];
-
- /* info from (elf) kernel image */
- struct elf_dom_parms parms;
- char *guest_type;
-
- /* memory layout */
- struct xc_dom_seg kernel_seg;
- struct xc_dom_seg p2m_seg;
- struct xc_dom_seg pgtables_seg;
- struct xc_dom_seg devicetree_seg;
- struct xc_dom_seg start_info_seg;
- xen_pfn_t start_info_pfn;
- xen_pfn_t console_pfn;
- xen_pfn_t xenstore_pfn;
- xen_pfn_t shared_info_pfn;
- xen_pfn_t bootstack_pfn;
- xen_pfn_t pfn_alloc_end;
- xen_vaddr_t virt_alloc_end;
- xen_vaddr_t bsd_symtab_start;
-
- /*
- * initrd parameters as specified in start_info page
- * Depending on capabilities of the booted kernel this may be a virtual
- * address or a pfn. Type is neutral and large enough to hold a virtual
- * address of a 64 bit kernel even with 32 bit toolstack.
- */
- uint64_t initrd_start;
- uint64_t initrd_len;
-
- unsigned int alloc_bootstack;
- xen_vaddr_t virt_pgtab_end;
-
- /* other state info */
- uint32_t f_active[XENFEAT_NR_SUBMAPS];
-
- /*
- * pv_p2m is specific to x86 PV guests, and maps GFNs to MFNs. It is
- * eventually copied into guest context.
- */
- xen_pfn_t *pv_p2m;
-
- /* physical memory
- *
- * An x86 PV guest has one or more blocks of physical RAM,
- * consisting of total_pages starting at 0. The start address and
- * size of each block is controlled by vNUMA structures.
- *
- * An ARM guest has GUEST_RAM_BANKS regions of RAM, with
- * rambank_size[i] pages in each. The lowest RAM address
- * (corresponding to the base of the p2m arrays above) is stored
- * in rambase_pfn.
- */
- xen_pfn_t rambase_pfn;
- xen_pfn_t total_pages;
- xen_pfn_t p2m_size; /* number of pfns covered by p2m */
- struct xc_dom_phys *phys_pages;
-#if defined (__arm__) || defined(__aarch64__)
- xen_pfn_t rambank_size[GUEST_RAM_BANKS];
-#endif
-
- /* malloc memory pool */
- struct xc_dom_mem *memblocks;
-
- /* memory footprint stats */
- size_t alloc_malloc;
- size_t alloc_mem_map;
- size_t alloc_file_map;
- size_t alloc_domU_map;
-
- /* misc xen domain config stuff */
- unsigned long flags;
- unsigned int console_evtchn;
- unsigned int xenstore_evtchn;
- uint32_t console_domid;
- uint32_t xenstore_domid;
- xen_pfn_t shared_info_mfn;
-
- xc_interface *xch;
- uint32_t guest_domid;
- int claim_enabled; /* 0 by default, 1 enables it */
-
- int xen_version;
- xen_capabilities_info_t xen_caps;
-
- /* kernel loader, arch hooks */
- struct xc_dom_loader *kernel_loader;
- void *private_loader;
-
- /* vNUMA information */
- xen_vmemrange_t *vmemranges;
- unsigned int nr_vmemranges;
- unsigned int *vnode_to_pnode;
- unsigned int nr_vnodes;
-
- /* domain type/architecture specific data */
- void *arch_private;
-
- /* kernel loader */
- struct xc_dom_arch *arch_hooks;
- /* allocate up to pfn_alloc_end */
- int (*allocate) (struct xc_dom_image * dom);
-
- /* Container type (HVM or PV). */
- enum {
- XC_DOM_PV_CONTAINER,
- XC_DOM_HVM_CONTAINER,
- } container_type;
-
- /* HVM specific fields. */
- xen_pfn_t target_pages;
- xen_paddr_t mmio_start;
- xen_paddr_t mmio_size;
- xen_paddr_t lowmem_end;
- xen_paddr_t highmem_end;
- xen_pfn_t vga_hole_size;
-
- /* If unset disables the setup of the IOREQ pages. */
- bool device_model;
-
- /* BIOS/Firmware passed to HVMLOADER */
- struct xc_hvm_firmware_module system_firmware_module;
-
- /* Extra ACPI tables */
-#define MAX_ACPI_MODULES 4
- struct xc_hvm_firmware_module acpi_modules[MAX_ACPI_MODULES];
-
- /* Extra SMBIOS structures passed to HVMLOADER */
- struct xc_hvm_firmware_module smbios_module;
-
-#if defined(__i386__) || defined(__x86_64__)
- struct e820entry *e820;
- unsigned int e820_entries;
-#endif
-
- xen_pfn_t vuart_gfn;
-
- /* Number of vCPUs */
- unsigned int max_vcpus;
-};
-
-/* --- pluggable kernel loader ------------------------------------- */
-
-struct xc_dom_loader {
- char *name;
- /* Sadly the error returns from these functions are not consistent: */
- elf_negerrnoval (*probe) (struct xc_dom_image * dom);
- elf_negerrnoval (*parser) (struct xc_dom_image * dom);
- elf_errorstatus (*loader) (struct xc_dom_image * dom);
-
- struct xc_dom_loader *next;
-};
-
-#define __init __attribute__ ((constructor))
-void xc_dom_register_loader(struct xc_dom_loader *loader);
-
-/* --- arch specific hooks ----------------------------------------- */
-
-struct xc_dom_arch {
- int (*alloc_magic_pages) (struct xc_dom_image * dom);
-
- /* pagetable setup - x86 PV only */
- int (*alloc_pgtables) (struct xc_dom_image * dom);
- int (*alloc_p2m_list) (struct xc_dom_image * dom);
- int (*setup_pgtables) (struct xc_dom_image * dom);
-
- /* arch-specific data structs setup */
- int (*start_info) (struct xc_dom_image * dom);
- int (*shared_info) (struct xc_dom_image * dom, void *shared_info);
- int (*vcpu) (struct xc_dom_image * dom);
- int (*bootearly) (struct xc_dom_image * dom);
- int (*bootlate) (struct xc_dom_image * dom);
-
- /* arch-specific memory initialization. */
- int (*meminit) (struct xc_dom_image * dom);
-
- char *guest_type;
- char *native_protocol;
- int page_shift;
- int sizeof_pfn;
- int p2m_base_supported;
- int arch_private_size;
-
- struct xc_dom_arch *next;
-};
-void xc_dom_register_arch_hooks(struct xc_dom_arch *hooks);
-
-#define XC_DOM_PAGE_SHIFT(dom) ((dom)->arch_hooks->page_shift)
-#define XC_DOM_PAGE_SIZE(dom) (1LL << (dom)->arch_hooks->page_shift)
-
-/* --- main functions ---------------------------------------------- */
-
-struct xc_dom_image *xc_dom_allocate(xc_interface *xch,
- const char *cmdline, const char *features);
-void xc_dom_release_phys(struct xc_dom_image *dom);
-void xc_dom_release(struct xc_dom_image *dom);
-int xc_dom_rambase_init(struct xc_dom_image *dom, uint64_t rambase);
-int xc_dom_mem_init(struct xc_dom_image *dom, unsigned int mem_mb);
-
-/* Set this larger if you have enormous modules/kernels. Note that
- * you should trust all kernels not to be maliciously large (e.g. to
- * exhaust all dom0 memory) if you do this (see CVE-2012-4544 /
- * XSA-25). You can also set the default independently for
- * modules/kernels in xc_dom_allocate() or call
- * xc_dom_{kernel,module}_max_size.
- */
-#ifndef XC_DOM_DECOMPRESS_MAX
-#define XC_DOM_DECOMPRESS_MAX (1024*1024*1024) /* 1GB */
-#endif
-
-int xc_dom_kernel_check_size(struct xc_dom_image *dom, size_t sz);
-int xc_dom_kernel_max_size(struct xc_dom_image *dom, size_t sz);
-
-int xc_dom_module_max_size(struct xc_dom_image *dom, size_t sz);
-
-int xc_dom_devicetree_max_size(struct xc_dom_image *dom, size_t sz);
-
-size_t xc_dom_check_gzip(xc_interface *xch,
- void *blob, size_t ziplen);
-int xc_dom_do_gunzip(xc_interface *xch,
- void *src, size_t srclen, void *dst, size_t dstlen);
-int xc_dom_try_gunzip(struct xc_dom_image *dom, void **blob, size_t * size);
-
-int xc_dom_kernel_file(struct xc_dom_image *dom, const char *filename);
-int xc_dom_module_file(struct xc_dom_image *dom, const char *filename,
- const char *cmdline);
-int xc_dom_kernel_mem(struct xc_dom_image *dom, const void *mem,
- size_t memsize);
-int xc_dom_module_mem(struct xc_dom_image *dom, const void *mem,
- size_t memsize, const char *cmdline);
-int xc_dom_devicetree_file(struct xc_dom_image *dom, const char *filename);
-int xc_dom_devicetree_mem(struct xc_dom_image *dom, const void *mem,
- size_t memsize);
-
-int xc_dom_parse_image(struct xc_dom_image *dom);
-int xc_dom_set_arch_hooks(struct xc_dom_image *dom);
-int xc_dom_build_image(struct xc_dom_image *dom);
-
-int xc_dom_boot_xen_init(struct xc_dom_image *dom, xc_interface *xch,
- uint32_t domid);
-int xc_dom_boot_mem_init(struct xc_dom_image *dom);
-void *xc_dom_boot_domU_map(struct xc_dom_image *dom, xen_pfn_t pfn,
- xen_pfn_t count);
-int xc_dom_boot_image(struct xc_dom_image *dom);
-int xc_dom_compat_check(struct xc_dom_image *dom);
-int xc_dom_gnttab_init(struct xc_dom_image *dom);
-int xc_dom_gnttab_seed(xc_interface *xch, uint32_t guest_domid,
- bool is_hvm,
- xen_pfn_t console_gfn,
- xen_pfn_t xenstore_gfn,
- uint32_t console_domid,
- uint32_t xenstore_domid);
-bool xc_dom_translated(const struct xc_dom_image *dom);
-
-/* --- debugging bits ---------------------------------------------- */
-
-int xc_dom_loginit(xc_interface *xch);
-
-void xc_dom_printf(xc_interface *xch, const char *fmt, ...)
- __attribute__ ((format(printf, 2, 3)));
-void xc_dom_panic_func(xc_interface *xch,
- const char *file, int line, xc_error_code err,
- const char *fmt, ...)
- __attribute__ ((format(printf, 5, 6)));
-
-#define xc_dom_panic(xch, err, fmt, args...) \
- xc_dom_panic_func(xch, __FILE__, __LINE__, err, fmt, ## args)
-#define xc_dom_trace(mark) \
- xc_dom_printf("%s:%d: trace %s\n", __FILE__, __LINE__, mark)
-
-void xc_dom_log_memory_footprint(struct xc_dom_image *dom);
-
-/* --- simple memory pool ------------------------------------------ */
-
-void *xc_dom_malloc(struct xc_dom_image *dom, size_t size);
-int xc_dom_register_external(struct xc_dom_image *dom, void *ptr, size_t size);
-void *xc_dom_malloc_page_aligned(struct xc_dom_image *dom, size_t size);
-void *xc_dom_malloc_filemap(struct xc_dom_image *dom,
- const char *filename, size_t * size,
- const size_t max_size);
-char *xc_dom_strdup(struct xc_dom_image *dom, const char *str);
-
-/* --- alloc memory pool ------------------------------------------- */
-
-xen_pfn_t xc_dom_alloc_page(struct xc_dom_image *dom, char *name);
-int xc_dom_alloc_segment(struct xc_dom_image *dom,
- struct xc_dom_seg *seg, char *name,
- xen_vaddr_t start, xen_vaddr_t size);
-
-/* --- misc bits --------------------------------------------------- */
-
-void *xc_dom_pfn_to_ptr(struct xc_dom_image *dom, xen_pfn_t first,
- xen_pfn_t count);
-void *xc_dom_pfn_to_ptr_retcount(struct xc_dom_image *dom, xen_pfn_t first,
- xen_pfn_t count, xen_pfn_t *count_out);
-void xc_dom_unmap_one(struct xc_dom_image *dom, xen_pfn_t pfn);
-void xc_dom_unmap_all(struct xc_dom_image *dom);
-
-static inline void *xc_dom_seg_to_ptr_pages(struct xc_dom_image *dom,
- struct xc_dom_seg *seg,
- xen_pfn_t *pages_out)
-{
- void *retval;
-
- retval = xc_dom_pfn_to_ptr(dom, seg->pfn, seg->pages);
-
- *pages_out = retval ? seg->pages : 0;
- return retval;
-}
-
-static inline void *xc_dom_seg_to_ptr(struct xc_dom_image *dom,
- struct xc_dom_seg *seg)
-{
- xen_pfn_t dummy;
-
- return xc_dom_seg_to_ptr_pages(dom, seg, &dummy);
-}
-
-static inline void *xc_dom_vaddr_to_ptr(struct xc_dom_image *dom,
- xen_vaddr_t vaddr,
- size_t *safe_region_out)
-{
- unsigned int page_size = XC_DOM_PAGE_SIZE(dom);
- xen_pfn_t page = (vaddr - dom->parms.virt_base) / page_size;
- unsigned int offset = (vaddr - dom->parms.virt_base) % page_size;
- xen_pfn_t safe_region_count;
- void *ptr;
-
- *safe_region_out = 0;
- ptr = xc_dom_pfn_to_ptr_retcount(dom, page, 0, &safe_region_count);
- if ( ptr == NULL )
- return ptr;
- *safe_region_out = (safe_region_count << XC_DOM_PAGE_SHIFT(dom)) - offset;
- return ptr + offset;
-}
-
-static inline xen_pfn_t xc_dom_p2m(struct xc_dom_image *dom, xen_pfn_t pfn)
-{
- if ( xc_dom_translated(dom) )
- return pfn;
-
- /* x86 PV only now. */
- if ( pfn >= dom->total_pages )
- return INVALID_MFN;
-
- return dom->pv_p2m[pfn];
-}
-
-#endif /* _XC_DOM_H */
-
-/*
- * Local variables:
- * mode: C
- * c-file-style: "BSD"
- * c-basic-offset: 4
- * tab-width: 4
- * indent-tabs-mode: nil
- * End:
- */
--- /dev/null
+/*
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _XC_DOM_H
+#define _XC_DOM_H
+
+#include <xen/libelf/libelf.h>
+#include <xenguest.h>
+
+#define INVALID_PFN ((xen_pfn_t)-1)
+#define X86_HVM_NR_SPECIAL_PAGES 8
+#define X86_HVM_END_SPECIAL_REGION 0xff000u
+#define XG_MAX_MODULES 2
+
+/* --- typedefs and structs ---------------------------------------- */
+
+typedef uint64_t xen_vaddr_t;
+typedef uint64_t xen_paddr_t;
+
+#define PRIpfn PRI_xen_pfn
+
+struct xc_dom_seg {
+ xen_vaddr_t vstart;
+ xen_vaddr_t vend;
+ xen_pfn_t pfn;
+ xen_pfn_t pages;
+};
+
+struct xc_dom_mem {
+ struct xc_dom_mem *next;
+ void *ptr;
+ enum {
+ XC_DOM_MEM_TYPE_MALLOC_INTERNAL,
+ XC_DOM_MEM_TYPE_MALLOC_EXTERNAL,
+ XC_DOM_MEM_TYPE_MMAP,
+ } type;
+ size_t len;
+ unsigned char memory[0];
+};
+
+struct xc_dom_phys {
+ struct xc_dom_phys *next;
+ void *ptr;
+ xen_pfn_t first;
+ xen_pfn_t count;
+};
+
+struct xc_dom_module {
+ void *blob;
+ size_t size;
+ void *cmdline;
+ /* If seg.vstart is non zero then the module will be loaded at that
+ * address, otherwise it will automatically placed.
+ *
+ * If automatic placement is used and the module is gzip
+ * compressed then it will be decompressed as it is loaded. If the
+ * module has been explicitly placed then it is loaded as is
+ * otherwise decompressing risks undoing the manual placement.
+ */
+ struct xc_dom_seg seg;
+};
+
+struct xc_dom_image {
+ /* files */
+ void *kernel_blob;
+ size_t kernel_size;
+ unsigned int num_modules;
+ struct xc_dom_module modules[XG_MAX_MODULES];
+ void *devicetree_blob;
+ size_t devicetree_size;
+
+ size_t max_kernel_size;
+ size_t max_module_size;
+ size_t max_devicetree_size;
+
+ /* arguments and parameters */
+ char *cmdline;
+ size_t cmdline_size;
+ uint32_t f_requested[XENFEAT_NR_SUBMAPS];
+
+ /* info from (elf) kernel image */
+ struct elf_dom_parms parms;
+ char *guest_type;
+
+ /* memory layout */
+ struct xc_dom_seg kernel_seg;
+ struct xc_dom_seg p2m_seg;
+ struct xc_dom_seg pgtables_seg;
+ struct xc_dom_seg devicetree_seg;
+ struct xc_dom_seg start_info_seg;
+ xen_pfn_t start_info_pfn;
+ xen_pfn_t console_pfn;
+ xen_pfn_t xenstore_pfn;
+ xen_pfn_t shared_info_pfn;
+ xen_pfn_t bootstack_pfn;
+ xen_pfn_t pfn_alloc_end;
+ xen_vaddr_t virt_alloc_end;
+ xen_vaddr_t bsd_symtab_start;
+
+ /*
+ * initrd parameters as specified in start_info page
+ * Depending on capabilities of the booted kernel this may be a virtual
+ * address or a pfn. Type is neutral and large enough to hold a virtual
+ * address of a 64 bit kernel even with 32 bit toolstack.
+ */
+ uint64_t initrd_start;
+ uint64_t initrd_len;
+
+ unsigned int alloc_bootstack;
+ xen_vaddr_t virt_pgtab_end;
+
+ /* other state info */
+ uint32_t f_active[XENFEAT_NR_SUBMAPS];
+
+ /*
+ * pv_p2m is specific to x86 PV guests, and maps GFNs to MFNs. It is
+ * eventually copied into guest context.
+ */
+ xen_pfn_t *pv_p2m;
+
+ /* physical memory
+ *
+ * An x86 PV guest has one or more blocks of physical RAM,
+ * consisting of total_pages starting at 0. The start address and
+ * size of each block is controlled by vNUMA structures.
+ *
+ * An ARM guest has GUEST_RAM_BANKS regions of RAM, with
+ * rambank_size[i] pages in each. The lowest RAM address
+ * (corresponding to the base of the p2m arrays above) is stored
+ * in rambase_pfn.
+ */
+ xen_pfn_t rambase_pfn;
+ xen_pfn_t total_pages;
+ xen_pfn_t p2m_size; /* number of pfns covered by p2m */
+ struct xc_dom_phys *phys_pages;
+#if defined (__arm__) || defined(__aarch64__)
+ xen_pfn_t rambank_size[GUEST_RAM_BANKS];
+#endif
+
+ /* malloc memory pool */
+ struct xc_dom_mem *memblocks;
+
+ /* memory footprint stats */
+ size_t alloc_malloc;
+ size_t alloc_mem_map;
+ size_t alloc_file_map;
+ size_t alloc_domU_map;
+
+ /* misc xen domain config stuff */
+ unsigned long flags;
+ unsigned int console_evtchn;
+ unsigned int xenstore_evtchn;
+ uint32_t console_domid;
+ uint32_t xenstore_domid;
+ xen_pfn_t shared_info_mfn;
+
+ xc_interface *xch;
+ uint32_t guest_domid;
+ int claim_enabled; /* 0 by default, 1 enables it */
+
+ int xen_version;
+ xen_capabilities_info_t xen_caps;
+
+ /* kernel loader, arch hooks */
+ struct xc_dom_loader *kernel_loader;
+ void *private_loader;
+
+ /* vNUMA information */
+ xen_vmemrange_t *vmemranges;
+ unsigned int nr_vmemranges;
+ unsigned int *vnode_to_pnode;
+ unsigned int nr_vnodes;
+
+ /* domain type/architecture specific data */
+ void *arch_private;
+
+ /* kernel loader */
+ struct xc_dom_arch *arch_hooks;
+ /* allocate up to pfn_alloc_end */
+ int (*allocate) (struct xc_dom_image * dom);
+
+ /* Container type (HVM or PV). */
+ enum {
+ XC_DOM_PV_CONTAINER,
+ XC_DOM_HVM_CONTAINER,
+ } container_type;
+
+ /* HVM specific fields. */
+ xen_pfn_t target_pages;
+ xen_paddr_t mmio_start;
+ xen_paddr_t mmio_size;
+ xen_paddr_t lowmem_end;
+ xen_paddr_t highmem_end;
+ xen_pfn_t vga_hole_size;
+
+ /* If unset disables the setup of the IOREQ pages. */
+ bool device_model;
+
+ /* BIOS/Firmware passed to HVMLOADER */
+ struct xc_hvm_firmware_module system_firmware_module;
+
+ /* Extra ACPI tables */
+#define MAX_ACPI_MODULES 4
+ struct xc_hvm_firmware_module acpi_modules[MAX_ACPI_MODULES];
+
+ /* Extra SMBIOS structures passed to HVMLOADER */
+ struct xc_hvm_firmware_module smbios_module;
+
+#if defined(__i386__) || defined(__x86_64__)
+ struct e820entry *e820;
+ unsigned int e820_entries;
+#endif
+
+ xen_pfn_t vuart_gfn;
+
+ /* Number of vCPUs */
+ unsigned int max_vcpus;
+};
+
+/* --- pluggable kernel loader ------------------------------------- */
+
+struct xc_dom_loader {
+ char *name;
+ /* Sadly the error returns from these functions are not consistent: */
+ elf_negerrnoval (*probe) (struct xc_dom_image * dom);
+ elf_negerrnoval (*parser) (struct xc_dom_image * dom);
+ elf_errorstatus (*loader) (struct xc_dom_image * dom);
+
+ struct xc_dom_loader *next;
+};
+
+#define __init __attribute__ ((constructor))
+void xc_dom_register_loader(struct xc_dom_loader *loader);
+
+/* --- arch specific hooks ----------------------------------------- */
+
+struct xc_dom_arch {
+ int (*alloc_magic_pages) (struct xc_dom_image * dom);
+
+ /* pagetable setup - x86 PV only */
+ int (*alloc_pgtables) (struct xc_dom_image * dom);
+ int (*alloc_p2m_list) (struct xc_dom_image * dom);
+ int (*setup_pgtables) (struct xc_dom_image * dom);
+
+ /* arch-specific data structs setup */
+ int (*start_info) (struct xc_dom_image * dom);
+ int (*shared_info) (struct xc_dom_image * dom, void *shared_info);
+ int (*vcpu) (struct xc_dom_image * dom);
+ int (*bootearly) (struct xc_dom_image * dom);
+ int (*bootlate) (struct xc_dom_image * dom);
+
+ /* arch-specific memory initialization. */
+ int (*meminit) (struct xc_dom_image * dom);
+
+ char *guest_type;
+ char *native_protocol;
+ int page_shift;
+ int sizeof_pfn;
+ int p2m_base_supported;
+ int arch_private_size;
+
+ struct xc_dom_arch *next;
+};
+void xc_dom_register_arch_hooks(struct xc_dom_arch *hooks);
+
+#define XC_DOM_PAGE_SHIFT(dom) ((dom)->arch_hooks->page_shift)
+#define XC_DOM_PAGE_SIZE(dom) (1LL << (dom)->arch_hooks->page_shift)
+
+/* --- main functions ---------------------------------------------- */
+
+struct xc_dom_image *xc_dom_allocate(xc_interface *xch,
+ const char *cmdline, const char *features);
+void xc_dom_release_phys(struct xc_dom_image *dom);
+void xc_dom_release(struct xc_dom_image *dom);
+int xc_dom_rambase_init(struct xc_dom_image *dom, uint64_t rambase);
+int xc_dom_mem_init(struct xc_dom_image *dom, unsigned int mem_mb);
+
+/* Set this larger if you have enormous modules/kernels. Note that
+ * you should trust all kernels not to be maliciously large (e.g. to
+ * exhaust all dom0 memory) if you do this (see CVE-2012-4544 /
+ * XSA-25). You can also set the default independently for
+ * modules/kernels in xc_dom_allocate() or call
+ * xc_dom_{kernel,module}_max_size.
+ */
+#ifndef XC_DOM_DECOMPRESS_MAX
+#define XC_DOM_DECOMPRESS_MAX (1024*1024*1024) /* 1GB */
+#endif
+
+int xc_dom_kernel_check_size(struct xc_dom_image *dom, size_t sz);
+int xc_dom_kernel_max_size(struct xc_dom_image *dom, size_t sz);
+
+int xc_dom_module_max_size(struct xc_dom_image *dom, size_t sz);
+
+int xc_dom_devicetree_max_size(struct xc_dom_image *dom, size_t sz);
+
+size_t xc_dom_check_gzip(xc_interface *xch,
+ void *blob, size_t ziplen);
+int xc_dom_do_gunzip(xc_interface *xch,
+ void *src, size_t srclen, void *dst, size_t dstlen);
+int xc_dom_try_gunzip(struct xc_dom_image *dom, void **blob, size_t * size);
+
+int xc_dom_kernel_file(struct xc_dom_image *dom, const char *filename);
+int xc_dom_module_file(struct xc_dom_image *dom, const char *filename,
+ const char *cmdline);
+int xc_dom_kernel_mem(struct xc_dom_image *dom, const void *mem,
+ size_t memsize);
+int xc_dom_module_mem(struct xc_dom_image *dom, const void *mem,
+ size_t memsize, const char *cmdline);
+int xc_dom_devicetree_file(struct xc_dom_image *dom, const char *filename);
+int xc_dom_devicetree_mem(struct xc_dom_image *dom, const void *mem,
+ size_t memsize);
+
+int xc_dom_parse_image(struct xc_dom_image *dom);
+int xc_dom_set_arch_hooks(struct xc_dom_image *dom);
+int xc_dom_build_image(struct xc_dom_image *dom);
+
+int xc_dom_boot_xen_init(struct xc_dom_image *dom, xc_interface *xch,
+ uint32_t domid);
+int xc_dom_boot_mem_init(struct xc_dom_image *dom);
+void *xc_dom_boot_domU_map(struct xc_dom_image *dom, xen_pfn_t pfn,
+ xen_pfn_t count);
+int xc_dom_boot_image(struct xc_dom_image *dom);
+int xc_dom_compat_check(struct xc_dom_image *dom);
+int xc_dom_gnttab_init(struct xc_dom_image *dom);
+int xc_dom_gnttab_seed(xc_interface *xch, uint32_t guest_domid,
+ bool is_hvm,
+ xen_pfn_t console_gfn,
+ xen_pfn_t xenstore_gfn,
+ uint32_t console_domid,
+ uint32_t xenstore_domid);
+bool xc_dom_translated(const struct xc_dom_image *dom);
+
+/* --- debugging bits ---------------------------------------------- */
+
+int xc_dom_loginit(xc_interface *xch);
+
+void xc_dom_printf(xc_interface *xch, const char *fmt, ...)
+ __attribute__ ((format(printf, 2, 3)));
+void xc_dom_panic_func(xc_interface *xch,
+ const char *file, int line, xc_error_code err,
+ const char *fmt, ...)
+ __attribute__ ((format(printf, 5, 6)));
+
+#define xc_dom_panic(xch, err, fmt, args...) \
+ xc_dom_panic_func(xch, __FILE__, __LINE__, err, fmt, ## args)
+#define xc_dom_trace(mark) \
+ xc_dom_printf("%s:%d: trace %s\n", __FILE__, __LINE__, mark)
+
+void xc_dom_log_memory_footprint(struct xc_dom_image *dom);
+
+/* --- simple memory pool ------------------------------------------ */
+
+void *xc_dom_malloc(struct xc_dom_image *dom, size_t size);
+int xc_dom_register_external(struct xc_dom_image *dom, void *ptr, size_t size);
+void *xc_dom_malloc_page_aligned(struct xc_dom_image *dom, size_t size);
+void *xc_dom_malloc_filemap(struct xc_dom_image *dom,
+ const char *filename, size_t * size,
+ const size_t max_size);
+char *xc_dom_strdup(struct xc_dom_image *dom, const char *str);
+
+/* --- alloc memory pool ------------------------------------------- */
+
+xen_pfn_t xc_dom_alloc_page(struct xc_dom_image *dom, char *name);
+int xc_dom_alloc_segment(struct xc_dom_image *dom,
+ struct xc_dom_seg *seg, char *name,
+ xen_vaddr_t start, xen_vaddr_t size);
+
+/* --- misc bits --------------------------------------------------- */
+
+void *xc_dom_pfn_to_ptr(struct xc_dom_image *dom, xen_pfn_t first,
+ xen_pfn_t count);
+void *xc_dom_pfn_to_ptr_retcount(struct xc_dom_image *dom, xen_pfn_t first,
+ xen_pfn_t count, xen_pfn_t *count_out);
+void xc_dom_unmap_one(struct xc_dom_image *dom, xen_pfn_t pfn);
+void xc_dom_unmap_all(struct xc_dom_image *dom);
+
+static inline void *xc_dom_seg_to_ptr_pages(struct xc_dom_image *dom,
+ struct xc_dom_seg *seg,
+ xen_pfn_t *pages_out)
+{
+ void *retval;
+
+ retval = xc_dom_pfn_to_ptr(dom, seg->pfn, seg->pages);
+
+ *pages_out = retval ? seg->pages : 0;
+ return retval;
+}
+
+static inline void *xc_dom_seg_to_ptr(struct xc_dom_image *dom,
+ struct xc_dom_seg *seg)
+{
+ xen_pfn_t dummy;
+
+ return xc_dom_seg_to_ptr_pages(dom, seg, &dummy);
+}
+
+static inline void *xc_dom_vaddr_to_ptr(struct xc_dom_image *dom,
+ xen_vaddr_t vaddr,
+ size_t *safe_region_out)
+{
+ unsigned int page_size = XC_DOM_PAGE_SIZE(dom);
+ xen_pfn_t page = (vaddr - dom->parms.virt_base) / page_size;
+ unsigned int offset = (vaddr - dom->parms.virt_base) % page_size;
+ xen_pfn_t safe_region_count;
+ void *ptr;
+
+ *safe_region_out = 0;
+ ptr = xc_dom_pfn_to_ptr_retcount(dom, page, 0, &safe_region_count);
+ if ( ptr == NULL )
+ return ptr;
+ *safe_region_out = (safe_region_count << XC_DOM_PAGE_SHIFT(dom)) - offset;
+ return ptr + offset;
+}
+
+static inline xen_pfn_t xc_dom_p2m(struct xc_dom_image *dom, xen_pfn_t pfn)
+{
+ if ( xc_dom_translated(dom) )
+ return pfn;
+
+ /* x86 PV only now. */
+ if ( pfn >= dom->total_pages )
+ return INVALID_MFN;
+
+ return dom->pv_p2m[pfn];
+}
+
+#endif /* _XC_DOM_H */
+
+/*
+ * Local variables:
+ * mode: C
+ * c-file-style: "BSD"
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
#include "xg_private.h"
#include "xc_core.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#include <stdlib.h>
#include <unistd.h>
#include "xc_private.h"
#include "xg_private.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#include <stdarg.h>
#include <stdlib.h>
#include <unistd.h>
#include <xen-tools/libs.h>
#include "xg_private.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#define NR_MAGIC_PAGES 4
#define CONSOLE_PFN_OFFSET 0
#include <inttypes.h>
#include "xg_private.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#include <arpa/inet.h> /* XXX ntohl is not the right function... */
#include <inttypes.h>
#include "xg_private.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#define round_pgup(_p) (((_p)+(PAGE_SIZE_X86-1))&PAGE_MASK_X86)
#define round_pgdown(_p) ((_p)&PAGE_MASK_X86)
#include <zlib.h>
#include "xg_private.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#include "xc_core.h"
#include <xen/hvm/params.h>
#include <xen/grant_table.h>
#include "xenctrl.h"
#include "xg_private.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
/* ------------------------------------------------------------------------ */
#include <assert.h>
#include "xg_private.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#include "_paths.h"
/* ------------------------------------------------------------------------ */
#ifndef __MINIOS__
-# include "xc_dom.h"
+# include "xenctrl_dom.h"
#else
# include "xg_dom_decompress_unsafe.h"
#endif
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
typedef int decompress_fn(unsigned char *inbuf, unsigned int len,
int (*fill)(void*, unsigned int),
#include <inttypes.h>
#include "xg_private.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#include "xc_bitops.h"
#define XEN_VER "xen-3.0"
#include <assert.h>
#include "xg_private.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#include "xc_bitops.h"
/* ------------------------------------------------------------------------ */
#include <xen-tools/libs.h>
#include "xg_private.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#include "xenctrl.h"
/* ------------------------------------------------------------------------ */
#include <xc_core.h>
#include "xc_private.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#include "xg_private.h"
#include "xg_save_restore.h"
#include "xg_private.h"
#include "xg_save_restore.h"
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#include "xc_bitops.h"
#include "xg_sr_stream_format.h"
#include "libxl_libfdt_compat.h"
#include "libxl_arm.h"
-#include <xc_dom.h>
+#include <xenctrl_dom.h>
#include <stdbool.h>
#include <libfdt.h>
#include <assert.h>
#include "libxl_internal.h"
#include "libxl_arch.h"
-#include <xc_dom.h>
+#include <xenctrl_dom.h>
_hidden
int libxl__prepare_acpi(libxl__gc *gc, libxl_domain_build_info *info,
#include "libxl_internal.h"
#include "libxl_arch.h"
-#include <xc_dom.h>
+#include <xenctrl_dom.h>
#include <xenguest.h>
#include <xen/hvm/hvm_info_table.h>
#include <xen/hvm/e820.h>
#include "libxl_internal.h"
-#include <xc_dom.h>
+#include <xenctrl_dom.h>
#include <xen/hvm/e820.h>
#include <sys/types.h>
#include <pwd.h>
#include "libxl_internal.h"
#include "libxl_arch.h"
-#include <xc_dom.h>
+#include <xenctrl_dom.h>
#include <xen/hvm/hvm_info_table.h>
#include <xen/hvm/hvm_xs_strings.h>
#include <xen/hvm/e820.h>
#include <xenctrl.h>
#include <xenguest.h>
#include <xenhypfs.h>
-#include <xc_dom.h>
+#include <xenctrl_dom.h>
#include <xen-tools/libs.h>
#include "libxl_arch.h"
#include <stdlib.h>
-#include <xc_dom.h>
+#include <xenctrl_dom.h>
bool libxl__vnuma_configured(const libxl_domain_build_info *b_info)
{
#include "libxl_internal.h"
#include "libxl_arch.h"
-#include <xc_dom.h>
+#include <xenctrl_dom.h>
int libxl__arch_domain_prepare_config(libxl__gc *gc,
libxl_domain_config *d_config,
#include <xen/hvm/e820.h>
#include "libacpi/libacpi.h"
-#include <xc_dom.h>
+#include <xenctrl_dom.h>
/* Number of pages holding ACPI tables */
#define NUM_ACPI_PAGES 16
#include <arpa/inet.h>
#include <xen/elfnote.h>
-#include "xc_dom.h"
+#include "xenctrl_dom.h"
#include <xen/hvm/hvm_info_table.h>
#include <xen/hvm/params.h>
#include <sys/mman.h>
#include <xg_private.h>
-#include <xc_dom.h> /* gunzip bits */
+#include <xenctrl_dom.h> /* gunzip bits */
#include <xen/libelf/libelf.h>
projects / people / jgross / xen.git / commitdiff