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 */ 353