include/asm-x86/ptrace-abi.h

   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