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 21struct 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 42struct 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 */ 51struct reg_window { 52 unsigned long locals[8]; 53 unsigned long ins[8]; 54}; 55 56/* A 32-bit register window. */ 57struct reg_window32 { 58 unsigned int locals[8]; 59 unsigned int ins[8]; 60}; 61 62/* A V9 Sparc stack frame */ 63struct 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 */ 74struct 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 84struct 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 103struct 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. */ 112struct reg_window32 { 113 unsigned long locals[8]; 114 unsigned long ins[8]; 115}; 116 117/* A Sparc stack frame */ 118struct 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