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1#include <asm/ucontext.h>
2
3#include <linux/lguest.h>
4#include "../../../drivers/lguest/lg.h"
5
6/* workaround for a warning with -Wmissing-prototypes */
7void foo(void);
8
9void foo(void)
10{
11 OFFSET(IA32_SIGCONTEXT_ax, sigcontext, ax);
12 OFFSET(IA32_SIGCONTEXT_bx, sigcontext, bx);
13 OFFSET(IA32_SIGCONTEXT_cx, sigcontext, cx);
14 OFFSET(IA32_SIGCONTEXT_dx, sigcontext, dx);
15 OFFSET(IA32_SIGCONTEXT_si, sigcontext, si);
16 OFFSET(IA32_SIGCONTEXT_di, sigcontext, di);
17 OFFSET(IA32_SIGCONTEXT_bp, sigcontext, bp);
18 OFFSET(IA32_SIGCONTEXT_sp, sigcontext, sp);
19 OFFSET(IA32_SIGCONTEXT_ip, sigcontext, ip);
20 BLANK();
21
22 OFFSET(CPUINFO_x86, cpuinfo_x86, x86);
23 OFFSET(CPUINFO_x86_vendor, cpuinfo_x86, x86_vendor);
24 OFFSET(CPUINFO_x86_model, cpuinfo_x86, x86_model);
25 OFFSET(CPUINFO_x86_mask, cpuinfo_x86, x86_mask);
26 OFFSET(CPUINFO_hard_math, cpuinfo_x86, hard_math);
27 OFFSET(CPUINFO_cpuid_level, cpuinfo_x86, cpuid_level);
28 OFFSET(CPUINFO_x86_capability, cpuinfo_x86, x86_capability);
29 OFFSET(CPUINFO_x86_vendor_id, cpuinfo_x86, x86_vendor_id);
30 BLANK();
31
32 OFFSET(TI_sysenter_return, thread_info, sysenter_return);
33 OFFSET(TI_cpu, thread_info, cpu);
34 BLANK();
35
36 OFFSET(PT_EBX, pt_regs, bx);
37 OFFSET(PT_ECX, pt_regs, cx);
38 OFFSET(PT_EDX, pt_regs, dx);
39 OFFSET(PT_ESI, pt_regs, si);
40 OFFSET(PT_EDI, pt_regs, di);
41 OFFSET(PT_EBP, pt_regs, bp);
42 OFFSET(PT_EAX, pt_regs, ax);
43 OFFSET(PT_DS, pt_regs, ds);
44 OFFSET(PT_ES, pt_regs, es);
45 OFFSET(PT_FS, pt_regs, fs);
46 OFFSET(PT_GS, pt_regs, gs);
47 OFFSET(PT_ORIG_EAX, pt_regs, orig_ax);
48 OFFSET(PT_EIP, pt_regs, ip);
49 OFFSET(PT_CS, pt_regs, cs);
50 OFFSET(PT_EFLAGS, pt_regs, flags);
51 OFFSET(PT_OLDESP, pt_regs, sp);
52 OFFSET(PT_OLDSS, pt_regs, ss);
53 BLANK();
54
55 OFFSET(IA32_RT_SIGFRAME_sigcontext, rt_sigframe, uc.uc_mcontext);
56 BLANK();
57
58 /* Offset from the sysenter stack to tss.sp0 */
59 DEFINE(TSS_sysenter_sp0, offsetof(struct tss_struct, x86_tss.sp0) -
60 sizeof(struct tss_struct));
61
62#if defined(CONFIG_LGUEST) || defined(CONFIG_LGUEST_GUEST) || defined(CONFIG_LGUEST_MODULE)
63 BLANK();
64 OFFSET(LGUEST_DATA_irq_enabled, lguest_data, irq_enabled);
65 OFFSET(LGUEST_DATA_irq_pending, lguest_data, irq_pending);
66
67 BLANK();
68 OFFSET(LGUEST_PAGES_host_gdt_desc, lguest_pages, state.host_gdt_desc);
69 OFFSET(LGUEST_PAGES_host_idt_desc, lguest_pages, state.host_idt_desc);
70 OFFSET(LGUEST_PAGES_host_cr3, lguest_pages, state.host_cr3);
71 OFFSET(LGUEST_PAGES_host_sp, lguest_pages, state.host_sp);
72 OFFSET(LGUEST_PAGES_guest_gdt_desc, lguest_pages,state.guest_gdt_desc);
73 OFFSET(LGUEST_PAGES_guest_idt_desc, lguest_pages,state.guest_idt_desc);
74 OFFSET(LGUEST_PAGES_guest_gdt, lguest_pages, state.guest_gdt);
75 OFFSET(LGUEST_PAGES_regs_trapnum, lguest_pages, regs.trapnum);
76 OFFSET(LGUEST_PAGES_regs_errcode, lguest_pages, regs.errcode);
77 OFFSET(LGUEST_PAGES_regs, lguest_pages, regs);
78#endif
79}
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,
11static char syscalls[] = {
12#include <asm/syscalls_32.h>
13};
14
15/* workaround for a warning with -Wmissing-prototypes */
16void foo(void);
17
18void 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 /* Offset from cpu_tss to SYSENTER_stack */
56 OFFSET(CPU_TSS_SYSENTER_stack, tss_struct, SYSENTER_stack);
57 /* Size of SYSENTER_stack */
58 DEFINE(SIZEOF_SYSENTER_stack, sizeof(((struct tss_struct *)0)->SYSENTER_stack));
59
60#ifdef CONFIG_CC_STACKPROTECTOR
61 BLANK();
62 OFFSET(stack_canary_offset, stack_canary, canary);
63#endif
64
65#if defined(CONFIG_LGUEST) || defined(CONFIG_LGUEST_GUEST) || defined(CONFIG_LGUEST_MODULE)
66 BLANK();
67 OFFSET(LGUEST_DATA_irq_enabled, lguest_data, irq_enabled);
68 OFFSET(LGUEST_DATA_irq_pending, lguest_data, irq_pending);
69
70 BLANK();
71 OFFSET(LGUEST_PAGES_host_gdt_desc, lguest_pages, state.host_gdt_desc);
72 OFFSET(LGUEST_PAGES_host_idt_desc, lguest_pages, state.host_idt_desc);
73 OFFSET(LGUEST_PAGES_host_cr3, lguest_pages, state.host_cr3);
74 OFFSET(LGUEST_PAGES_host_sp, lguest_pages, state.host_sp);
75 OFFSET(LGUEST_PAGES_guest_gdt_desc, lguest_pages,state.guest_gdt_desc);
76 OFFSET(LGUEST_PAGES_guest_idt_desc, lguest_pages,state.guest_idt_desc);
77 OFFSET(LGUEST_PAGES_guest_gdt, lguest_pages, state.guest_gdt);
78 OFFSET(LGUEST_PAGES_regs_trapnum, lguest_pages, regs.trapnum);
79 OFFSET(LGUEST_PAGES_regs_errcode, lguest_pages, regs.errcode);
80 OFFSET(LGUEST_PAGES_regs, lguest_pages, regs);
81#endif
82 BLANK();
83 DEFINE(__NR_syscall_max, sizeof(syscalls) - 1);
84 DEFINE(NR_syscalls, sizeof(syscalls));
85}