1#ifndef _ASM_X86_PTRACE_ABI_H
2#define _ASM_X86_PTRACE_ABI_H
3
4#ifdef __i386__
5
6#define EBX 0
7#define ECX 1
8#define EDX 2
9#define ESI 3
10#define EDI 4
11#define EBP 5
12#define EAX 6
13#define DS 7
14#define ES 8
15#define FS 9
16#define GS 10
17#define ORIG_EAX 11
18#define EIP 12
19#define CS  13
20#define EFL 14
21#define UESP 15
22#define SS   16
23#define FRAME_SIZE 17
24
25#else /* __i386__ */
26
27#if defined(__ASSEMBLY__) || defined(__FRAME_OFFSETS)
28#define R15 0
29#define R14 8
30#define R13 16
31#define R12 24
32#define RBP 32
33#define RBX 40
34/* arguments: interrupts/non tracing syscalls only save upto here*/
35#define R11 48
36#define R10 56
37#define R9 64
38#define R8 72
39#define RAX 80
40#define RCX 88
41#define RDX 96
42#define RSI 104
43#define RDI 112
44#define ORIG_RAX 120       /* = ERROR */
45/* end of arguments */
46/* cpu exception frame or undefined in case of fast syscall. */
47#define RIP 128
48#define CS 136
49#define EFLAGS 144
50#define RSP 152
51#define SS 160
52#define ARGOFFSET R11
53#endif /* __ASSEMBLY__ */
54
55/* top of stack page */
56#define FRAME_SIZE 168
57
58#endif /* !__i386__ */
59
60/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
61#define PTRACE_GETREGS            12
62#define PTRACE_SETREGS            13
63#define PTRACE_GETFPREGS          14
64#define PTRACE_SETFPREGS          15
65#define PTRACE_GETFPXREGS         18
66#define PTRACE_SETFPXREGS         19
67
68#define PTRACE_OLDSETOPTIONS      21
69
70/* only useful for access 32bit programs / kernels */
71#define PTRACE_GET_THREAD_AREA    25
72#define PTRACE_SET_THREAD_AREA    26
73
74#ifdef __x86_64__
75# define PTRACE_ARCH_PRCTL	  30
76#endif
77
78#define PTRACE_SYSEMU		  31
79#define PTRACE_SYSEMU_SINGLESTEP  32
80
81#define PTRACE_SINGLEBLOCK	33	/* resume execution until next branch */
82
83#ifndef __ASSEMBLY__
84#include <linux/types.h>
85
86/* configuration/status structure used in PTRACE_BTS_CONFIG and
87   PTRACE_BTS_STATUS commands.
88*/
89struct ptrace_bts_config {
90	/* requested or actual size of BTS buffer in bytes */
91	__u32 size;
92	/* bitmask of below flags */
93	__u32 flags;
94	/* buffer overflow signal */
95	__u32 signal;
96	/* actual size of bts_struct in bytes */
97	__u32 bts_size;
98};
99#endif /* __ASSEMBLY__ */
100
101#define PTRACE_BTS_O_TRACE	0x1 /* branch trace */
102#define PTRACE_BTS_O_SCHED	0x2 /* scheduling events w/ jiffies */
103#define PTRACE_BTS_O_SIGNAL     0x4 /* send SIG<signal> on buffer overflow
104				       instead of wrapping around */
105#define PTRACE_BTS_O_ALLOC	0x8 /* (re)allocate buffer */
106
107#define PTRACE_BTS_CONFIG	40
108/* Configure branch trace recording.
109   ADDR points to a struct ptrace_bts_config.
110   DATA gives the size of that buffer.
111   A new buffer is allocated, if requested in the flags.
112   An overflow signal may only be requested for new buffers.
113   Returns the number of bytes read.
114*/
115#define PTRACE_BTS_STATUS	41
116/* Return the current configuration in a struct ptrace_bts_config
117   pointed to by ADDR; DATA gives the size of that buffer.
118   Returns the number of bytes written.
119*/
120#define PTRACE_BTS_SIZE		42
121/* Return the number of available BTS records for draining.
122   DATA and ADDR are ignored.
123*/
124#define PTRACE_BTS_GET		43
125/* Get a single BTS record.
126   DATA defines the index into the BTS array, where 0 is the newest
127   entry, and higher indices refer to older entries.
128   ADDR is pointing to struct bts_struct (see asm/ds.h).
129*/
130#define PTRACE_BTS_CLEAR	44
131/* Clear the BTS buffer.
132   DATA and ADDR are ignored.
133*/
134#define PTRACE_BTS_DRAIN	45
135/* Read all available BTS records and clear the buffer.
136   ADDR points to an array of struct bts_struct.
137   DATA gives the size of that buffer.
138   BTS records are read from oldest to newest.
139   Returns number of BTS records drained.
140*/
141
142#endif /* _ASM_X86_PTRACE_ABI_H */
143