1// SPDX-License-Identifier: GPL-2.0
 2#ifndef __LINUX_KBUILD_H
 3# error "Please do not build this file directly, build asm-offsets.c instead"
 4#endif
 5
 6#include <asm/ucontext.h>
 7
 8#define __SYSCALL_I386(nr, sym, qual) [nr] = 1,
 9static char syscalls[] = {
10#include <asm/syscalls_32.h>
11};
12
13/* workaround for a warning with -Wmissing-prototypes */
14void foo(void);
15
16void foo(void)
17{
 
 
 
 
 
 
 
 
 
 
 
18	OFFSET(CPUINFO_x86, cpuinfo_x86, x86);
19	OFFSET(CPUINFO_x86_vendor, cpuinfo_x86, x86_vendor);
20	OFFSET(CPUINFO_x86_model, cpuinfo_x86, x86_model);
21	OFFSET(CPUINFO_x86_stepping, cpuinfo_x86, x86_stepping);
 
22	OFFSET(CPUINFO_cpuid_level, cpuinfo_x86, cpuid_level);
23	OFFSET(CPUINFO_x86_capability, cpuinfo_x86, x86_capability);
24	OFFSET(CPUINFO_x86_vendor_id, cpuinfo_x86, x86_vendor_id);
25	BLANK();
26
 
 
 
 
27	OFFSET(PT_EBX, pt_regs, bx);
28	OFFSET(PT_ECX, pt_regs, cx);
29	OFFSET(PT_EDX, pt_regs, dx);
30	OFFSET(PT_ESI, pt_regs, si);
31	OFFSET(PT_EDI, pt_regs, di);
32	OFFSET(PT_EBP, pt_regs, bp);
33	OFFSET(PT_EAX, pt_regs, ax);
34	OFFSET(PT_DS,  pt_regs, ds);
35	OFFSET(PT_ES,  pt_regs, es);
36	OFFSET(PT_FS,  pt_regs, fs);
37	OFFSET(PT_GS,  pt_regs, gs);
38	OFFSET(PT_ORIG_EAX, pt_regs, orig_ax);
39	OFFSET(PT_EIP, pt_regs, ip);
40	OFFSET(PT_CS,  pt_regs, cs);
41	OFFSET(PT_EFLAGS, pt_regs, flags);
42	OFFSET(PT_OLDESP, pt_regs, sp);
43	OFFSET(PT_OLDSS,  pt_regs, ss);
44	BLANK();
45
46	OFFSET(saved_context_gdt_desc, saved_context, gdt_desc);
47	BLANK();
48
49	/* Offset from the sysenter stack to tss.sp0 */
50	DEFINE(TSS_sysenter_sp0, offsetof(struct cpu_entry_area, tss.x86_tss.sp0) -
51	       offsetofend(struct cpu_entry_area, entry_stack_page.stack));
52
53#ifdef CONFIG_CC_STACKPROTECTOR
54	BLANK();
55	OFFSET(stack_canary_offset, stack_canary, canary);
56#endif
57
58	BLANK();
59	DEFINE(__NR_syscall_max, sizeof(syscalls) - 1);
60	DEFINE(NR_syscalls, sizeof(syscalls));
 
 
 
 
 
 
 
 
 
61}

 
 
 
 
 
 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}