arch/sparc/include/uapi/asm/ptrace.h

   1 #ifndef _UAPI__SPARC_PTRACE_H
   2 #define _UAPI__SPARC_PTRACE_H
   3
   4 #if defined(__sparc__) && defined(__arch64__)
   5 /* 64 bit sparc */
   6 #include <asm/pstate.h>
   7
   8 /* This struct defines the way the registers are stored on the
   9  * stack during a system call and basically all traps.
  10  */
  11
  12 /* This magic value must have the low 9 bits clear,
  13  * as that is where we encode the %tt value, see below.
  14  */
  15 #define PT_REGS_MAGIC 0x57ac6c00
  16
  17 #ifndef __ASSEMBLY__
  18
  19 #include <linux/types.h>
  20
  21 struct pt_regs {
  22         unsigned long u_regs[16]; /* globals and ins */
  23         unsigned long tstate;
  24         unsigned long tpc;
  25         unsigned long tnpc;
  26         unsigned int y;
  27
  28         /* We encode a magic number, PT_REGS_MAGIC, along
  29          * with the %tt (trap type) register value at trap
  30          * entry time.  The magic number allows us to identify
  31          * accurately a trap stack frame in the stack
  32          * unwinder, and the %tt value allows us to test
  33          * things like "in a system call" etc. for an arbitray
  34          * process.
  35          *
  36          * The PT_REGS_MAGIC is chosen such that it can be
  37          * loaded completely using just a sethi instruction.
  38          */
  39         unsigned int magic;
  40 };
  41
  42 struct pt_regs32 {
  43         unsigned int psr;
  44         unsigned int pc;
  45         unsigned int npc;
  46         unsigned int y;
  47         unsigned int u_regs[16]; /* globals and ins */
  48 };
  49
  50 /* A V9 register window */
  51 struct reg_window {
  52         unsigned long locals[8];
  53         unsigned long ins[8];
  54 };
  55
  56 /* A 32-bit register window. */
  57 struct reg_window32 {
  58         unsigned int locals[8];
  59         unsigned int ins[8];
  60 };
  61
  62 /* A V9 Sparc stack frame */
  63 struct sparc_stackf {
  64         unsigned long locals[8];
  65         unsigned long ins[6];
  66         struct sparc_stackf *fp;
  67         unsigned long callers_pc;
  68         char *structptr;
  69         unsigned long xargs[6];
  70         unsigned long xxargs[1];
  71 };
  72
  73 /* A 32-bit Sparc stack frame */
  74 struct sparc_stackf32 {
  75         unsigned int locals[8];
  76         unsigned int ins[6];
  77         unsigned int fp;
  78         unsigned int callers_pc;
  79         unsigned int structptr;
  80         unsigned int xargs[6];
  81         unsigned int xxargs[1];
  82 };
  83
  84 struct sparc_trapf {
  85         unsigned long locals[8];
  86         unsigned long ins[8];
  87         unsigned long _unused;
  88         struct pt_regs *regs;
  89 };
  90 #endif /* (!__ASSEMBLY__) */
  91 #else
  92 /* 32 bit sparc */
  93
  94 #include <asm/psr.h>
  95
  96 /* This struct defines the way the registers are stored on the
  97  * stack during a system call and basically all traps.
  98  */
  99 #ifndef __ASSEMBLY__
 100
 101 #include <linux/types.h>
 102
 103 struct pt_regs {
 104         unsigned long psr;
 105         unsigned long pc;
 106         unsigned long npc;
 107         unsigned long y;
 108         unsigned long u_regs[16]; /* globals and ins */
 109 };
 110
 111 /* A 32-bit register window. */
 112 struct reg_window32 {
 113         unsigned long locals[8];
 114         unsigned long ins[8];
 115 };
 116
 117 /* A Sparc stack frame */
 118 struct sparc_stackf {
 119         unsigned long locals[8];
 120         unsigned long ins[6];
 121         struct sparc_stackf *fp;
 122         unsigned long callers_pc;
 123         char *structptr;
 124         unsigned long xargs[6];
 125         unsigned long xxargs[1];
 126 };
 127 #endif /* (!__ASSEMBLY__) */
 128
 129 #endif /* (defined(__sparc__) && defined(__arch64__))*/
 130
 131 #ifndef __ASSEMBLY__
 132
 133 #define TRACEREG_SZ     sizeof(struct pt_regs)
 134 #define STACKFRAME_SZ   sizeof(struct sparc_stackf)
 135
 136 #define TRACEREG32_SZ   sizeof(struct pt_regs32)
 137 #define STACKFRAME32_SZ sizeof(struct sparc_stackf32)
 138
 139 #endif /* (!__ASSEMBLY__) */
 140
 141 #define UREG_G0        0
 142 #define UREG_G1        1
 143 #define UREG_G2        2
 144 #define UREG_G3        3
 145 #define UREG_G4        4
 146 #define UREG_G5        5
 147 #define UREG_G6        6
 148 #define UREG_G7        7
 149 #define UREG_I0        8
 150 #define UREG_I1        9
 151 #define UREG_I2        10
 152 #define UREG_I3        11
 153 #define UREG_I4        12
 154 #define UREG_I5        13
 155 #define UREG_I6        14
 156 #define UREG_I7        15
 157 #define UREG_FP        UREG_I6
 158 #define UREG_RETPC     UREG_I7
 159
 160 #if defined(__sparc__) && defined(__arch64__)
 161 /* 64 bit sparc */
 162
 163 #ifndef __ASSEMBLY__
 164
 165
 166 #else /* __ASSEMBLY__ */
 167 /* For assembly code. */
 168 #define TRACEREG_SZ             0xa0
 169 #define STACKFRAME_SZ           0xc0
 170
 171 #define TRACEREG32_SZ           0x50
 172 #define STACKFRAME32_SZ         0x60
 173 #endif /* __ASSEMBLY__ */
 174
 175 #else /* (defined(__sparc__) && defined(__arch64__)) */
 176
 177 /* 32 bit sparc */
 178
 179 #ifndef __ASSEMBLY__
 180
 181
 182 #else /* (!__ASSEMBLY__) */
 183 /* For assembly code. */
 184 #define TRACEREG_SZ       0x50
 185 #define STACKFRAME_SZ     0x60
 186 #endif /* (!__ASSEMBLY__) */
 187
 188 #endif /* (defined(__sparc__) && defined(__arch64__)) */
 189
 190
 191 /* These are for pt_regs. */
 192 #define PT_V9_G0     0x00
 193 #define PT_V9_G1     0x08
 194 #define PT_V9_G2     0x10
 195 #define PT_V9_G3     0x18
 196 #define PT_V9_G4     0x20
 197 #define PT_V9_G5     0x28
 198 #define PT_V9_G6     0x30
 199 #define PT_V9_G7     0x38
 200 #define PT_V9_I0     0x40
 201 #define PT_V9_I1     0x48
 202 #define PT_V9_I2     0x50
 203 #define PT_V9_I3     0x58
 204 #define PT_V9_I4     0x60
 205 #define PT_V9_I5     0x68
 206 #define PT_V9_I6     0x70
 207 #define PT_V9_FP     PT_V9_I6
 208 #define PT_V9_I7     0x78
 209 #define PT_V9_TSTATE 0x80
 210 #define PT_V9_TPC    0x88
 211 #define PT_V9_TNPC   0x90
 212 #define PT_V9_Y      0x98
 213 #define PT_V9_MAGIC  0x9c
 214 #define PT_TSTATE       PT_V9_TSTATE
 215 #define PT_TPC          PT_V9_TPC
 216 #define PT_TNPC         PT_V9_TNPC
 217
 218 /* These for pt_regs32. */
 219 #define PT_PSR    0x0
 220 #define PT_PC     0x4
 221 #define PT_NPC    0x8
 222 #define PT_Y      0xc
 223 #define PT_G0     0x10
 224 #define PT_WIM    PT_G0
 225 #define PT_G1     0x14
 226 #define PT_G2     0x18
 227 #define PT_G3     0x1c
 228 #define PT_G4     0x20
 229 #define PT_G5     0x24
 230 #define PT_G6     0x28
 231 #define PT_G7     0x2c
 232 #define PT_I0     0x30
 233 #define PT_I1     0x34
 234 #define PT_I2     0x38
 235 #define PT_I3     0x3c
 236 #define PT_I4     0x40
 237 #define PT_I5     0x44
 238 #define PT_I6     0x48
 239 #define PT_FP     PT_I6
 240 #define PT_I7     0x4c
 241
 242 /* Reg_window offsets */
 243 #define RW_V9_L0     0x00
 244 #define RW_V9_L1     0x08
 245 #define RW_V9_L2     0x10
 246 #define RW_V9_L3     0x18
 247 #define RW_V9_L4     0x20
 248 #define RW_V9_L5     0x28
 249 #define RW_V9_L6     0x30
 250 #define RW_V9_L7     0x38
 251 #define RW_V9_I0     0x40
 252 #define RW_V9_I1     0x48
 253 #define RW_V9_I2     0x50
 254 #define RW_V9_I3     0x58
 255 #define RW_V9_I4     0x60
 256 #define RW_V9_I5     0x68
 257 #define RW_V9_I6     0x70
 258 #define RW_V9_I7     0x78
 259
 260 #define RW_L0     0x00
 261 #define RW_L1     0x04
 262 #define RW_L2     0x08
 263 #define RW_L3     0x0c
 264 #define RW_L4     0x10
 265 #define RW_L5     0x14
 266 #define RW_L6     0x18
 267 #define RW_L7     0x1c
 268 #define RW_I0     0x20
 269 #define RW_I1     0x24
 270 #define RW_I2     0x28
 271 #define RW_I3     0x2c
 272 #define RW_I4     0x30
 273 #define RW_I5     0x34
 274 #define RW_I6     0x38
 275 #define RW_I7     0x3c
 276
 277 /* Stack_frame offsets */
 278 #define SF_V9_L0     0x00
 279 #define SF_V9_L1     0x08
 280 #define SF_V9_L2     0x10
 281 #define SF_V9_L3     0x18
 282 #define SF_V9_L4     0x20
 283 #define SF_V9_L5     0x28
 284 #define SF_V9_L6     0x30
 285 #define SF_V9_L7     0x38
 286 #define SF_V9_I0     0x40
 287 #define SF_V9_I1     0x48
 288 #define SF_V9_I2     0x50
 289 #define SF_V9_I3     0x58
 290 #define SF_V9_I4     0x60
 291 #define SF_V9_I5     0x68
 292 #define SF_V9_FP     0x70
 293 #define SF_V9_PC     0x78
 294 #define SF_V9_RETP   0x80
 295 #define SF_V9_XARG0  0x88
 296 #define SF_V9_XARG1  0x90
 297 #define SF_V9_XARG2  0x98
 298 #define SF_V9_XARG3  0xa0
 299 #define SF_V9_XARG4  0xa8
 300 #define SF_V9_XARG5  0xb0
 301 #define SF_V9_XXARG  0xb8
 302
 303 #define SF_L0     0x00
 304 #define SF_L1     0x04
 305 #define SF_L2     0x08
 306 #define SF_L3     0x0c
 307 #define SF_L4     0x10
 308 #define SF_L5     0x14
 309 #define SF_L6     0x18
 310 #define SF_L7     0x1c
 311 #define SF_I0     0x20
 312 #define SF_I1     0x24
 313 #define SF_I2     0x28
 314 #define SF_I3     0x2c
 315 #define SF_I4     0x30
 316 #define SF_I5     0x34
 317 #define SF_FP     0x38
 318 #define SF_PC     0x3c
 319 #define SF_RETP   0x40
 320 #define SF_XARG0  0x44
 321 #define SF_XARG1  0x48
 322 #define SF_XARG2  0x4c
 323 #define SF_XARG3  0x50
 324 #define SF_XARG4  0x54
 325 #define SF_XARG5  0x58
 326 #define SF_XXARG  0x5c
 327
 328
 329 /* Stuff for the ptrace system call */
 330 #define PTRACE_SPARC_DETACH       11
 331 #define PTRACE_GETREGS            12
 332 #define PTRACE_SETREGS            13
 333 #define PTRACE_GETFPREGS          14
 334 #define PTRACE_SETFPREGS          15
 335 #define PTRACE_READDATA           16
 336 #define PTRACE_WRITEDATA          17
 337 #define PTRACE_READTEXT           18
 338 #define PTRACE_WRITETEXT          19
 339 #define PTRACE_GETFPAREGS         20
 340 #define PTRACE_SETFPAREGS         21
 341
 342 /* There are for debugging 64-bit processes, either from a 32 or 64 bit
 343  * parent.  Thus their complements are for debugging 32-bit processes only.
 344  */
 345
 346 #define PTRACE_GETREGS64          22
 347 #define PTRACE_SETREGS64          23
 348 /* PTRACE_SYSCALL is 24 */
 349 #define PTRACE_GETFPREGS64        25
 350 #define PTRACE_SETFPREGS64        26
 351
 352 #endif /* _UAPI__SPARC_PTRACE_H */