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-rw-r--r--include/asm-x86/Kbuild3
-rw-r--r--include/asm-x86/ptrace.h151
-rw-r--r--include/asm-x86/ptrace_32.h65
-rw-r--r--include/asm-x86/ptrace_64.h80
4 files changed, 141 insertions, 158 deletions
diff --git a/include/asm-x86/Kbuild b/include/asm-x86/Kbuild
index da5b07c20fc5..87176b6074be 100644
--- a/include/asm-x86/Kbuild
+++ b/include/asm-x86/Kbuild
@@ -24,8 +24,7 @@ unifdef-y += page_32.h
24unifdef-y += page_64.h 24unifdef-y += page_64.h
25unifdef-y += posix_types_32.h 25unifdef-y += posix_types_32.h
26unifdef-y += posix_types_64.h 26unifdef-y += posix_types_64.h
27unifdef-y += ptrace_32.h 27unifdef-y += ptrace.h
28unifdef-y += ptrace_64.h
29unifdef-y += setup_32.h 28unifdef-y += setup_32.h
30unifdef-y += setup_64.h 29unifdef-y += setup_64.h
31unifdef-y += shmbuf_32.h 30unifdef-y += shmbuf_32.h
diff --git a/include/asm-x86/ptrace.h b/include/asm-x86/ptrace.h
index bc4d64a87689..213c97300cb3 100644
--- a/include/asm-x86/ptrace.h
+++ b/include/asm-x86/ptrace.h
@@ -1,13 +1,142 @@
1#ifndef _ASM_X86_PTRACE_H
2#define _ASM_X86_PTRACE_H
3
4#include <linux/compiler.h> /* For __user */
5#include <asm/ptrace-abi.h>
6
7#ifndef __ASSEMBLY__
8
9#ifdef __i386__
10/* this struct defines the way the registers are stored on the
11 stack during a system call. */
12
13struct pt_regs {
14 long ebx;
15 long ecx;
16 long edx;
17 long esi;
18 long edi;
19 long ebp;
20 long eax;
21 int xds;
22 int xes;
23 int xfs;
24 /* int xgs; */
25 long orig_eax;
26 long eip;
27 int xcs;
28 long eflags;
29 long esp;
30 int xss;
31};
32
1#ifdef __KERNEL__ 33#ifdef __KERNEL__
2# ifdef CONFIG_X86_32 34
3# include "ptrace_32.h" 35#include <asm/vm86.h>
4# else 36#include <asm/segment.h>
5# include "ptrace_64.h" 37
6# endif 38struct task_struct;
7#else 39extern void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs, int error_code);
8# ifdef __i386__ 40
9# include "ptrace_32.h" 41/*
10# else 42 * user_mode_vm(regs) determines whether a register set came from user mode.
11# include "ptrace_64.h" 43 * This is true if V8086 mode was enabled OR if the register set was from
12# endif 44 * protected mode with RPL-3 CS value. This tricky test checks that with
45 * one comparison. Many places in the kernel can bypass this full check
46 * if they have already ruled out V8086 mode, so user_mode(regs) can be used.
47 */
48static inline int user_mode(struct pt_regs *regs)
49{
50 return (regs->xcs & SEGMENT_RPL_MASK) == USER_RPL;
51}
52static inline int user_mode_vm(struct pt_regs *regs)
53{
54 return ((regs->xcs & SEGMENT_RPL_MASK) | (regs->eflags & VM_MASK)) >= USER_RPL;
55}
56static inline int v8086_mode(struct pt_regs *regs)
57{
58 return (regs->eflags & VM_MASK);
59}
60
61#define instruction_pointer(regs) ((regs)->eip)
62#define frame_pointer(regs) ((regs)->ebp)
63#define stack_pointer(regs) ((regs)->esp)
64#define regs_return_value(regs) ((regs)->eax)
65
66extern unsigned long profile_pc(struct pt_regs *regs);
67#endif /* __KERNEL__ */
68
69#else /* __i386__ */
70
71struct pt_regs {
72 unsigned long r15;
73 unsigned long r14;
74 unsigned long r13;
75 unsigned long r12;
76 unsigned long rbp;
77 unsigned long rbx;
78/* arguments: non interrupts/non tracing syscalls only save upto here*/
79 unsigned long r11;
80 unsigned long r10;
81 unsigned long r9;
82 unsigned long r8;
83 unsigned long rax;
84 unsigned long rcx;
85 unsigned long rdx;
86 unsigned long rsi;
87 unsigned long rdi;
88 unsigned long orig_rax;
89/* end of arguments */
90/* cpu exception frame or undefined */
91 unsigned long rip;
92 unsigned long cs;
93 unsigned long eflags;
94 unsigned long rsp;
95 unsigned long ss;
96/* top of stack page */
97};
98
99#ifdef __KERNEL__
100
101#define user_mode(regs) (!!((regs)->cs & 3))
102#define user_mode_vm(regs) user_mode(regs)
103#define instruction_pointer(regs) ((regs)->rip)
104#define frame_pointer(regs) ((regs)->rbp)
105#define stack_pointer(regs) ((regs)->rsp)
106#define regs_return_value(regs) ((regs)->rax)
107
108extern unsigned long profile_pc(struct pt_regs *regs);
109void signal_fault(struct pt_regs *regs, void __user *frame, char *where);
110
111struct task_struct;
112
113extern unsigned long
114convert_rip_to_linear(struct task_struct *child, struct pt_regs *regs);
115
116enum {
117 EF_CF = 0x00000001,
118 EF_PF = 0x00000004,
119 EF_AF = 0x00000010,
120 EF_ZF = 0x00000040,
121 EF_SF = 0x00000080,
122 EF_TF = 0x00000100,
123 EF_IE = 0x00000200,
124 EF_DF = 0x00000400,
125 EF_OF = 0x00000800,
126 EF_IOPL = 0x00003000,
127 EF_IOPL_RING0 = 0x00000000,
128 EF_IOPL_RING1 = 0x00001000,
129 EF_IOPL_RING2 = 0x00002000,
130 EF_NT = 0x00004000, /* nested task */
131 EF_RF = 0x00010000, /* resume */
132 EF_VM = 0x00020000, /* virtual mode */
133 EF_AC = 0x00040000, /* alignment */
134 EF_VIF = 0x00080000, /* virtual interrupt */
135 EF_VIP = 0x00100000, /* virtual interrupt pending */
136 EF_ID = 0x00200000, /* id */
137};
138#endif /* __KERNEL__ */
139#endif /* !__i386__ */
140#endif /* !__ASSEMBLY__ */
141
13#endif 142#endif
diff --git a/include/asm-x86/ptrace_32.h b/include/asm-x86/ptrace_32.h
deleted file mode 100644
index 78d063dabe0a..000000000000
--- a/include/asm-x86/ptrace_32.h
+++ /dev/null
@@ -1,65 +0,0 @@
1#ifndef _I386_PTRACE_H
2#define _I386_PTRACE_H
3
4#include <asm/ptrace-abi.h>
5
6/* this struct defines the way the registers are stored on the
7 stack during a system call. */
8
9struct pt_regs {
10 long ebx;
11 long ecx;
12 long edx;
13 long esi;
14 long edi;
15 long ebp;
16 long eax;
17 int xds;
18 int xes;
19 int xfs;
20 /* int xgs; */
21 long orig_eax;
22 long eip;
23 int xcs;
24 long eflags;
25 long esp;
26 int xss;
27};
28
29#ifdef __KERNEL__
30
31#include <asm/vm86.h>
32#include <asm/segment.h>
33
34struct task_struct;
35extern void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs, int error_code);
36
37/*
38 * user_mode_vm(regs) determines whether a register set came from user mode.
39 * This is true if V8086 mode was enabled OR if the register set was from
40 * protected mode with RPL-3 CS value. This tricky test checks that with
41 * one comparison. Many places in the kernel can bypass this full check
42 * if they have already ruled out V8086 mode, so user_mode(regs) can be used.
43 */
44static inline int user_mode(struct pt_regs *regs)
45{
46 return (regs->xcs & SEGMENT_RPL_MASK) == USER_RPL;
47}
48static inline int user_mode_vm(struct pt_regs *regs)
49{
50 return ((regs->xcs & SEGMENT_RPL_MASK) | (regs->eflags & VM_MASK)) >= USER_RPL;
51}
52static inline int v8086_mode(struct pt_regs *regs)
53{
54 return (regs->eflags & VM_MASK);
55}
56
57#define instruction_pointer(regs) ((regs)->eip)
58#define frame_pointer(regs) ((regs)->ebp)
59#define stack_pointer(regs) ((regs)->esp)
60#define regs_return_value(regs) ((regs)->eax)
61
62extern unsigned long profile_pc(struct pt_regs *regs);
63#endif /* __KERNEL__ */
64
65#endif
diff --git a/include/asm-x86/ptrace_64.h b/include/asm-x86/ptrace_64.h
deleted file mode 100644
index 7bfe61e1b705..000000000000
--- a/include/asm-x86/ptrace_64.h
+++ /dev/null
@@ -1,80 +0,0 @@
1#ifndef _X86_64_PTRACE_H
2#define _X86_64_PTRACE_H
3
4#include <linux/compiler.h> /* For __user */
5#include <asm/ptrace-abi.h>
6
7#ifndef __ASSEMBLY__
8
9struct pt_regs {
10 unsigned long r15;
11 unsigned long r14;
12 unsigned long r13;
13 unsigned long r12;
14 unsigned long rbp;
15 unsigned long rbx;
16/* arguments: non interrupts/non tracing syscalls only save upto here*/
17 unsigned long r11;
18 unsigned long r10;
19 unsigned long r9;
20 unsigned long r8;
21 unsigned long rax;
22 unsigned long rcx;
23 unsigned long rdx;
24 unsigned long rsi;
25 unsigned long rdi;
26 unsigned long orig_rax;
27/* end of arguments */
28/* cpu exception frame or undefined */
29 unsigned long rip;
30 unsigned long cs;
31 unsigned long eflags;
32 unsigned long rsp;
33 unsigned long ss;
34/* top of stack page */
35};
36
37#endif
38
39#if defined(__KERNEL__) && !defined(__ASSEMBLY__)
40#define user_mode(regs) (!!((regs)->cs & 3))
41#define user_mode_vm(regs) user_mode(regs)
42#define instruction_pointer(regs) ((regs)->rip)
43#define frame_pointer(regs) ((regs)->rbp)
44#define stack_pointer(regs) ((regs)->rsp)
45#define regs_return_value(regs) ((regs)->rax)
46
47extern unsigned long profile_pc(struct pt_regs *regs);
48void signal_fault(struct pt_regs *regs, void __user *frame, char *where);
49
50struct task_struct;
51
52extern unsigned long
53convert_rip_to_linear(struct task_struct *child, struct pt_regs *regs);
54
55enum {
56 EF_CF = 0x00000001,
57 EF_PF = 0x00000004,
58 EF_AF = 0x00000010,
59 EF_ZF = 0x00000040,
60 EF_SF = 0x00000080,
61 EF_TF = 0x00000100,
62 EF_IE = 0x00000200,
63 EF_DF = 0x00000400,
64 EF_OF = 0x00000800,
65 EF_IOPL = 0x00003000,
66 EF_IOPL_RING0 = 0x00000000,
67 EF_IOPL_RING1 = 0x00001000,
68 EF_IOPL_RING2 = 0x00002000,
69 EF_NT = 0x00004000, /* nested task */
70 EF_RF = 0x00010000, /* resume */
71 EF_VM = 0x00020000, /* virtual mode */
72 EF_AC = 0x00040000, /* alignment */
73 EF_VIF = 0x00080000, /* virtual interrupt */
74 EF_VIP = 0x00100000, /* virtual interrupt pending */
75 EF_ID = 0x00200000, /* id */
76};
77
78#endif
79
80#endif
generated by cgit v1.2.2 (git 2.25.0) at 2026-01-08 20:23:59 -0500