1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
/*
* Generate definitions needed by assembly language modules.
* This code generates raw asm output which is post-processed to extract
* and format the required data.
*/
#include <linux/crypto.h>
#include <linux/sched.h>
#include <linux/stddef.h>
#include <linux/errno.h>
#include <linux/hardirq.h>
#include <linux/suspend.h>
#include <linux/kbuild.h>
#include <asm/pda.h>
#include <asm/processor.h>
#include <asm/segment.h>
#include <asm/thread_info.h>
#include <asm/ia32.h>
#include <asm/bootparam.h>
#include <xen/interface/xen.h>
#include <asm/sigframe.h>
#define __NO_STUBS 1
#undef __SYSCALL
#undef _ASM_X86_UNISTD_64_H
#define __SYSCALL(nr, sym) [nr] = 1,
static char syscalls[] = {
#include <asm/unistd.h>
};
int main(void)
{
#define ENTRY(entry) DEFINE(tsk_ ## entry, offsetof(struct task_struct, entry))
ENTRY(state);
ENTRY(flags);
ENTRY(pid);
BLANK();
#undef ENTRY
#define ENTRY(entry) DEFINE(TI_ ## entry, offsetof(struct thread_info, entry))
ENTRY(flags);
ENTRY(addr_limit);
ENTRY(preempt_count);
ENTRY(status);
#ifdef CONFIG_IA32_EMULATION
ENTRY(sysenter_return);
#endif
BLANK();
#undef ENTRY
#define ENTRY(entry) DEFINE(pda_ ## entry, offsetof(struct x8664_pda, entry))
ENTRY(irqcount);
DEFINE(pda_size, sizeof(struct x8664_pda));
BLANK();
#undef ENTRY
#ifdef CONFIG_PARAVIRT
BLANK();
OFFSET(PARAVIRT_enabled, pv_info, paravirt_enabled);
OFFSET(PARAVIRT_PATCH_pv_cpu_ops, paravirt_patch_template, pv_cpu_ops);
OFFSET(PARAVIRT_PATCH_pv_irq_ops, paravirt_patch_template, pv_irq_ops);
OFFSET(PV_IRQ_irq_disable, pv_irq_ops, irq_disable);
OFFSET(PV_IRQ_irq_enable, pv_irq_ops, irq_enable);
OFFSET(PV_IRQ_adjust_exception_frame, pv_irq_ops, adjust_exception_frame);
OFFSET(PV_CPU_iret, pv_cpu_ops, iret);
OFFSET(PV_CPU_usergs_sysret32, pv_cpu_ops, usergs_sysret32);
OFFSET(PV_CPU_usergs_sysret64, pv_cpu_ops, usergs_sysret64);
OFFSET(PV_CPU_irq_enable_sysexit, pv_cpu_ops, irq_enable_sysexit);
OFFSET(PV_CPU_swapgs, pv_cpu_ops, swapgs);
OFFSET(PV_MMU_read_cr2, pv_mmu_ops, read_cr2);
#endif
#ifdef CONFIG_IA32_EMULATION
#define ENTRY(entry) DEFINE(IA32_SIGCONTEXT_ ## entry, offsetof(struct sigcontext_ia32, entry))
ENTRY(ax);
ENTRY(bx);
ENTRY(cx);
ENTRY(dx);
ENTRY(si);
ENTRY(di);
ENTRY(bp);
ENTRY(sp);
ENTRY(ip);
BLANK();
#undef ENTRY
DEFINE(IA32_RT_SIGFRAME_sigcontext,
offsetof (struct rt_sigframe_ia32, uc.uc_mcontext));
BLANK();
#endif
DEFINE(pbe_address, offsetof(struct pbe, address));
DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address));
DEFINE(pbe_next, offsetof(struct pbe, next));
BLANK();
#define ENTRY(entry) DEFINE(pt_regs_ ## entry, offsetof(struct pt_regs, entry))
ENTRY(bx);
ENTRY(bx);
ENTRY(cx);
ENTRY(dx);
ENTRY(sp);
ENTRY(bp);
ENTRY(si);
ENTRY(di);
ENTRY(r8);
ENTRY(r9);
ENTRY(r10);
ENTRY(r11);
ENTRY(r12);
ENTRY(r13);
ENTRY(r14);
ENTRY(r15);
ENTRY(flags);
BLANK();
#undef ENTRY
#define ENTRY(entry) DEFINE(saved_context_ ## entry, offsetof(struct saved_context, entry))
ENTRY(cr0);
ENTRY(cr2);
ENTRY(cr3);
ENTRY(cr4);
ENTRY(cr8);
BLANK();
#undef ENTRY
DEFINE(TSS_ist, offsetof(struct tss_struct, x86_tss.ist));
BLANK();
DEFINE(crypto_tfm_ctx_offset, offsetof(struct crypto_tfm, __crt_ctx));
BLANK();
DEFINE(__NR_syscall_max, sizeof(syscalls) - 1);
BLANK();
OFFSET(BP_scratch, boot_params, scratch);
OFFSET(BP_loadflags, boot_params, hdr.loadflags);
OFFSET(BP_hardware_subarch, boot_params, hdr.hardware_subarch);
OFFSET(BP_version, boot_params, hdr.version);
BLANK();
DEFINE(PAGE_SIZE_asm, PAGE_SIZE);
#ifdef CONFIG_XEN
BLANK();
OFFSET(XEN_vcpu_info_mask, vcpu_info, evtchn_upcall_mask);
OFFSET(XEN_vcpu_info_pending, vcpu_info, evtchn_upcall_pending);
#undef ENTRY
#endif
return 0;
}
|
