1 #ifndef _ASM_X86_PTRACE_ABI_H
2 #define _ASM_X86_PTRACE_ABI_H
27 #if defined(__ASSEMBLY__) || defined(__FRAME_OFFSETS)
34 /* arguments: interrupts/non tracing syscalls only save upto here*/
44 #define ORIG_RAX 120 /* = ERROR */
45 /* end of arguments */
46 /* cpu exception frame or undefined in case of fast syscall. */
53 #endif /* __ASSEMBLY__ */
55 /* top of stack page */
56 #define FRAME_SIZE 168
58 #endif /* !__i386__ */
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
68 #define PTRACE_OLDSETOPTIONS 21
70 /* only useful for access 32bit programs / kernels */
71 #define PTRACE_GET_THREAD_AREA 25
72 #define PTRACE_SET_THREAD_AREA 26
75 # define PTRACE_ARCH_PRCTL 30
78 #define PTRACE_SYSEMU 31
79 #define PTRACE_SYSEMU_SINGLESTEP 32
81 #define PTRACE_SINGLEBLOCK 33 /* resume execution until next branch */
83 #ifdef CONFIG_X86_PTRACE_BTS
86 #include <asm/types.h>
88 /* configuration/status structure used in PTRACE_BTS_CONFIG and
89 PTRACE_BTS_STATUS commands.
91 struct ptrace_bts_config {
92 /* requested or actual size of BTS buffer in bytes */
94 /* bitmask of below flags */
96 /* buffer overflow signal */
98 /* actual size of bts_struct in bytes */
101 #endif /* __ASSEMBLY__ */
103 #define PTRACE_BTS_O_TRACE 0x1 /* branch trace */
104 #define PTRACE_BTS_O_SCHED 0x2 /* scheduling events w/ jiffies */
105 #define PTRACE_BTS_O_SIGNAL 0x4 /* send SIG<signal> on buffer overflow
106 instead of wrapping around */
107 #define PTRACE_BTS_O_ALLOC 0x8 /* (re)allocate buffer */
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, if requested in the flags.
114 An overflow signal may only be requested for new buffers.
115 Returns the number of bytes read.
117 #define PTRACE_BTS_STATUS 41
118 /* Return the current configuration in a struct ptrace_bts_config
119 pointed to by ADDR; DATA gives the size of that buffer.
120 Returns the number of bytes written.
122 #define PTRACE_BTS_SIZE 42
123 /* Return the number of available BTS records for draining.
124 DATA and ADDR are ignored.
126 #define PTRACE_BTS_GET 43
127 /* Get a single BTS record.
128 DATA defines the index into the BTS array, where 0 is the newest
129 entry, and higher indices refer to older entries.
130 ADDR is pointing to struct bts_struct (see asm/ds.h).
132 #define PTRACE_BTS_CLEAR 44
133 /* Clear the BTS buffer.
134 DATA and ADDR are ignored.
136 #define PTRACE_BTS_DRAIN 45
137 /* Read all available BTS records and clear the buffer.
138 ADDR points to an array of struct bts_struct.
139 DATA gives the size of that buffer.
140 BTS records are read from oldest to newest.
141 Returns number of BTS records drained.
143 #endif /* CONFIG_X86_PTRACE_BTS */
145 #endif /* _ASM_X86_PTRACE_ABI_H */