include/asm-sparc/ptrace.h

/* */
   1 /* $Id: ptrace.h,v 1.20 1996/04/24 09:10:02 davem Exp $ */
   2 #ifndef _SPARC_PTRACE_H
   3 #define _SPARC_PTRACE_H
   4 
   5 #include <asm/psr.h>
   6 
   7 /* This struct defines the way the registers are stored on the 
   8  * stack during a system call and basically all traps.
   9  */
  10 
  11 #ifndef __ASSEMBLY__
  12 
  13 struct pt_regs {
  14         unsigned long psr;
  15         unsigned long pc;
  16         unsigned long npc;
  17         unsigned long y;
  18         unsigned long u_regs[16]; /* globals and ins */
  19 };
  20 
  21 #define UREG_G0        0
  22 #define UREG_G1        1
  23 #define UREG_G2        2
  24 #define UREG_G3        3
  25 #define UREG_G4        4
  26 #define UREG_G5        5
  27 #define UREG_G6        6
  28 #define UREG_G7        7
  29 #define UREG_I0        8
  30 #define UREG_I1        9
  31 #define UREG_I2        10
  32 #define UREG_I3        11
  33 #define UREG_I4        12
  34 #define UREG_I5        13
  35 #define UREG_I6        14
  36 #define UREG_I7        15
  37 #define UREG_WIM       UREG_G0
  38 #define UREG_FADDR     UREG_G0
  39 #define UREG_FP        UREG_I6
  40 #define UREG_RETPC     UREG_I7
  41 
  42 /* A register window */
  43 struct reg_window {
  44         unsigned long locals[8];
  45         unsigned long ins[8];
  46 };
  47 
  48 
  49 /* A Sparc stack frame */
  50 struct sparc_stackf {
  51         unsigned long locals[8];
  52         unsigned long ins[6];
  53         struct sparc_stackf *fp;
  54         unsigned long callers_pc;
  55         char *structptr;
  56         unsigned long xargs[6];
  57         unsigned long xxargs[1];
  58 };      
  59 
  60 #define TRACEREG_SZ   sizeof(struct pt_regs)
  61 #define STACKFRAME_SZ sizeof(struct sparc_stackf)
  62 #define REGWIN_SZ     sizeof(struct reg_window)
  63 
  64 #ifdef __KERNEL__
  65 #define user_mode(regs) (!((regs)->psr & PSR_PS))
  66 #define instruction_pointer(regs) ((regs)->pc)
  67 extern void show_regs(struct pt_regs *);
  68 #endif
  69 
  70 #else /* __ASSEMBLY__ */
  71 /* For assembly code. */
  72 #define TRACEREG_SZ       0x50
  73 #define STACKFRAME_SZ     0x60
  74 #define REGWIN_SZ         0x40
  75 #endif
  76 
  77 /* First generic task_struct offsets. sizeof(task_struct)=1576 */
  78 #define TASK_STATE        0x000
  79 #define TASK_PRIORITY     0x008
  80 #define TASK_SIGNAL       0x00c
  81 #define TASK_BLOCKED      0x010
  82 #define TASK_FLAGS        0x014
  83 #define TASK_SAVED_KSTACK 0x054
  84 #define TASK_KSTACK_PG    0x058
  85 
  86 /* Thread stuff. */
  87 #define THREAD_UMASK      0x210
  88 #define THREAD_SADDR      0x218
  89 #define THREAD_SDESC      0x21c
  90 #define THREAD_KSP        0x220
  91 #define THREAD_KPC        0x224
  92 #define THREAD_KPSR       0x228
  93 #define THREAD_KWIM       0x22c
  94 #define THREAD_FORK_KPSR  0x230
  95 #define THREAD_FORK_KWIM  0x234
  96 #define THREAD_REG_WINDOW 0x238
  97 #define THREAD_STACK_PTRS 0x438
  98 #define THREAD_W_SAVED    0x458
  99 #define THREAD_FLOAT_REGS 0x460
 100 #define THREAD_FSR        0x560
 101 #define THREAD_SIGSTK     0x5e8
 102 #define THREAD_MM     0x620
 103 #define THREAD_MM_CTX     0x008
 104 
 105 /* These are for pt_regs. */
 106 #define PT_PSR    0x0
 107 #define PT_PC     0x4
 108 #define PT_NPC    0x8
 109 #define PT_Y      0xc
 110 #define PT_G0     0x10
 111 #define PT_WIM    PT_G0
 112 #define PT_G1     0x14
 113 #define PT_G2     0x18
 114 #define PT_G3     0x1c
 115 #define PT_G4     0x20
 116 #define PT_G5     0x24
 117 #define PT_G6     0x28
 118 #define PT_G7     0x2c
 119 #define PT_I0     0x30
 120 #define PT_I1     0x34
 121 #define PT_I2     0x38
 122 #define PT_I3     0x3c
 123 #define PT_I4     0x40
 124 #define PT_I5     0x44
 125 #define PT_I6     0x48
 126 #define PT_FP     PT_I6
 127 #define PT_I7     0x4c
 128 
 129 /* Reg_window offsets */
 130 #define RW_L0     0x00
 131 #define RW_L1     0x04
 132 #define RW_L2     0x08
 133 #define RW_L3     0x0c
 134 #define RW_L4     0x10
 135 #define RW_L5     0x14
 136 #define RW_L6     0x18
 137 #define RW_L7     0x1c
 138 #define RW_I0     0x20
 139 #define RW_I1     0x24
 140 #define RW_I2     0x28
 141 #define RW_I3     0x2c
 142 #define RW_I4     0x30
 143 #define RW_I5     0x34
 144 #define RW_I6     0x38
 145 #define RW_I7     0x3c
 146 
 147 /* Stack_frame offsets */
 148 #define SF_L0     0x00
 149 #define SF_L1     0x04
 150 #define SF_L2     0x08
 151 #define SF_L3     0x0c
 152 #define SF_L4     0x10
 153 #define SF_L5     0x14
 154 #define SF_L6     0x18
 155 #define SF_L7     0x1c
 156 #define SF_I0     0x20
 157 #define SF_I1     0x24
 158 #define SF_I2     0x28
 159 #define SF_I3     0x2c
 160 #define SF_I4     0x30
 161 #define SF_I5     0x34
 162 #define SF_FP     0x38
 163 #define SF_PC     0x3c
 164 #define SF_RETP   0x40
 165 #define SF_XARG0  0x44
 166 #define SF_XARG1  0x48
 167 #define SF_XARG2  0x4c
 168 #define SF_XARG3  0x50
 169 #define SF_XARG4  0x54
 170 #define SF_XARG5  0x58
 171 #define SF_XXARG  0x5c
 172 
 173 /* Stuff for the ptrace system call */
 174 #define PTRACE_SUNATTACH          10
 175 #define PTRACE_SUNDETACH          11
 176 #define PTRACE_GETREGS            12
 177 #define PTRACE_SETREGS            13
 178 #define PTRACE_GETFPREGS          14
 179 #define PTRACE_SETFPREGS          15
 180 #define PTRACE_READDATA           16
 181 #define PTRACE_WRITEDATA          17
 182 #define PTRACE_READTEXT           18
 183 #define PTRACE_WRITETEXT          19
 184 #define PTRACE_GETFPAREGS         20
 185 #define PTRACE_SETFPAREGS         21
 186 
 187 #define PTRACE_GETUCODE           29  /* stupid bsd-ism */
 188 
 189 
 190 #endif /* !(_SPARC_PTRACE_H) */
/* */
root/include/asm-sparc/ptrace.h

INCLUDED FROM
