arch/x86/kernel/asm-offsets_32.c

   1 #ifndef __LINUX_KBUILD_H
   2 # error "Please do not build this file directly, build asm-offsets.c instead"
   3 #endif
   4
   5 #include <asm/ucontext.h>
   6
   7 #include <linux/lguest.h>
   8 #include "../../../drivers/lguest/lg.h"
   9
  10 #define __SYSCALL_I386(nr, sym, qual) [nr] = 1,
  11 static char syscalls[] = {
  12 #include <asm/syscalls_32.h>
  13 };
  14
  15 /* workaround for a warning with -Wmissing-prototypes */
  16 void foo(void);
  17
  18 void foo(void)
  19 {
  20         OFFSET(CPUINFO_x86, cpuinfo_x86, x86);
  21         OFFSET(CPUINFO_x86_vendor, cpuinfo_x86, x86_vendor);
  22         OFFSET(CPUINFO_x86_model, cpuinfo_x86, x86_model);
  23         OFFSET(CPUINFO_x86_mask, cpuinfo_x86, x86_mask);
  24         OFFSET(CPUINFO_cpuid_level, cpuinfo_x86, cpuid_level);
  25         OFFSET(CPUINFO_x86_capability, cpuinfo_x86, x86_capability);
  26         OFFSET(CPUINFO_x86_vendor_id, cpuinfo_x86, x86_vendor_id);
  27         BLANK();
  28
  29         OFFSET(PT_EBX, pt_regs, bx);
  30         OFFSET(PT_ECX, pt_regs, cx);
  31         OFFSET(PT_EDX, pt_regs, dx);
  32         OFFSET(PT_ESI, pt_regs, si);
  33         OFFSET(PT_EDI, pt_regs, di);
  34         OFFSET(PT_EBP, pt_regs, bp);
  35         OFFSET(PT_EAX, pt_regs, ax);
  36         OFFSET(PT_DS,  pt_regs, ds);
  37         OFFSET(PT_ES,  pt_regs, es);
  38         OFFSET(PT_FS,  pt_regs, fs);
  39         OFFSET(PT_GS,  pt_regs, gs);
  40         OFFSET(PT_ORIG_EAX, pt_regs, orig_ax);
  41         OFFSET(PT_EIP, pt_regs, ip);
  42         OFFSET(PT_CS,  pt_regs, cs);
  43         OFFSET(PT_EFLAGS, pt_regs, flags);
  44         OFFSET(PT_OLDESP, pt_regs, sp);
  45         OFFSET(PT_OLDSS,  pt_regs, ss);
  46         BLANK();
  47
  48         OFFSET(saved_context_gdt_desc, saved_context, gdt_desc);
  49         BLANK();
  50
  51         /* Offset from the sysenter stack to tss.sp0 */
  52         DEFINE(TSS_sysenter_sp0, offsetof(struct tss_struct, x86_tss.sp0) -
  53                offsetofend(struct tss_struct, SYSENTER_stack));
  54
  55 #ifdef CONFIG_CC_STACKPROTECTOR
  56         BLANK();
  57         OFFSET(stack_canary_offset, stack_canary, canary);
  58 #endif
  59
  60 #if defined(CONFIG_LGUEST) || defined(CONFIG_LGUEST_GUEST) || defined(CONFIG_LGUEST_MODULE)
  61         BLANK();
  62         OFFSET(LGUEST_DATA_irq_enabled, lguest_data, irq_enabled);
  63         OFFSET(LGUEST_DATA_irq_pending, lguest_data, irq_pending);
  64
  65         BLANK();
  66         OFFSET(LGUEST_PAGES_host_gdt_desc, lguest_pages, state.host_gdt_desc);
  67         OFFSET(LGUEST_PAGES_host_idt_desc, lguest_pages, state.host_idt_desc);
  68         OFFSET(LGUEST_PAGES_host_cr3, lguest_pages, state.host_cr3);
  69         OFFSET(LGUEST_PAGES_host_sp, lguest_pages, state.host_sp);
  70         OFFSET(LGUEST_PAGES_guest_gdt_desc, lguest_pages,state.guest_gdt_desc);
  71         OFFSET(LGUEST_PAGES_guest_idt_desc, lguest_pages,state.guest_idt_desc);
  72         OFFSET(LGUEST_PAGES_guest_gdt, lguest_pages, state.guest_gdt);
  73         OFFSET(LGUEST_PAGES_regs_trapnum, lguest_pages, regs.trapnum);
  74         OFFSET(LGUEST_PAGES_regs_errcode, lguest_pages, regs.errcode);
  75         OFFSET(LGUEST_PAGES_regs, lguest_pages, regs);
  76 #endif
  77         BLANK();
  78         DEFINE(__NR_syscall_max, sizeof(syscalls) - 1);
  79         DEFINE(NR_syscalls, sizeof(syscalls));
  80 }