1#ifndef _I386_PTRACE_H
2#define _I386_PTRACE_H
3
4#define EBX 0
5#define ECX 1
6#define EDX 2
7#define ESI 3
8#define EDI 4
9#define EBP 5
10#define EAX 6
11#define DS 7
12#define ES 8
13#define FS 9
14#define GS 10
15#define ORIG_EAX 11
16#define EIP 12
17#define CS  13
18#define EFL 14
19#define UESP 15
20#define SS   16
21#define FRAME_SIZE 17
22
23/* this struct defines the way the registers are stored on the
24   stack during a system call. */
25
26struct pt_regs {
27	long ebx;
28	long ecx;
29	long edx;
30	long esi;
31	long edi;
32	long ebp;
33	long eax;
34	int  xds;
35	int  xes;
36	long orig_eax;
37	long eip;
38	int  xcs;
39	long eflags;
40	long esp;
41	int  xss;
42};
43
44/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
45#define PTRACE_GETREGS            12
46#define PTRACE_SETREGS            13
47#define PTRACE_GETFPREGS          14
48#define PTRACE_SETFPREGS          15
49#define PTRACE_GETFPXREGS         18
50#define PTRACE_SETFPXREGS         19
51
52#define PTRACE_SETOPTIONS         21
53
54/* options set using PTRACE_SETOPTIONS */
55#define PTRACE_O_TRACESYSGOOD     0x00000001
56
57#ifdef __KERNEL__
58#define user_mode(regs) ((VM_MASK & (regs)->eflags) || (3 & (regs)->xcs))
59#define instruction_pointer(regs) ((regs)->eip)
60extern void show_regs(struct pt_regs *);
61#endif
62
63#endif
64