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 #else
77 # define PTRACE_SYSEMU 31
78 # define PTRACE_SYSEMU_SINGLESTEP 32
79 #endif
80
81 #define PTRACE_SINGLEBLOCK 33 /* resume execution until next branch */
82
83 #ifndef __ASSEMBLY__
84
85 #include <asm/types.h>
86
87 /* configuration/status structure used in PTRACE_BTS_CONFIG and
88 PTRACE_BTS_STATUS commands.
89 */
90 struct ptrace_bts_config {
91 /* requested or actual size of BTS buffer in bytes */
92 __u32 size;
93 /* bitmask of below flags */
94 __u32 flags;
95 /* buffer overflow signal */
96 __u32 signal;
97 /* actual size of bts_struct in bytes */
98 __u32 bts_size;
99 };
100 #endif
101
102 #define PTRACE_BTS_O_TRACE 0x1 /* branch trace */
103 #define PTRACE_BTS_O_SCHED 0x2 /* scheduling events w/ jiffies */
104 #define PTRACE_BTS_O_SIGNAL 0x4 /* send SIG<signal> on buffer overflow
105 instead of wrapping around */
106 #define PTRACE_BTS_O_CUT_SIZE 0x8 /* cut requested size to max available
107 instead of failing */
108
109 #define PTRACE_BTS_CONFIG 40
110 /* Configure branch trace recording.
111 ADDR points to a struct ptrace_bts_config.
112 DATA gives the size of that buffer.
113 A new buffer is allocated, iff the size changes.
114 Returns the number of bytes read.
115 */
116 #define PTRACE_BTS_STATUS 41
117 /* Return the current configuration in a struct ptrace_bts_config
118 pointed to by ADDR; DATA gives the size of that buffer.
119 Returns the number of bytes written.
120 */
121 #define PTRACE_BTS_SIZE 42
122 /* Return the number of available BTS records.
123 DATA and ADDR are ignored.
124 */
125 #define PTRACE_BTS_GET 43
126 /* Get a single BTS record.
127 DATA defines the index into the BTS array, where 0 is the newest
128 entry, and higher indices refer to older entries.
129 ADDR is pointing to struct bts_struct (see asm/ds.h).
130 */
131 #define PTRACE_BTS_CLEAR 44
132 /* Clear the BTS buffer.
133 DATA and ADDR are ignored.
134 */
135 #define PTRACE_BTS_DRAIN 45
136 /* Read all available BTS records and clear the buffer.
137 ADDR points to an array of struct bts_struct.
138 DATA gives the size of that buffer.
139 BTS records are read from oldest to newest.
140 Returns number of BTS records drained.
141 */
142
143 #endif
144
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