1 /* $Id: ptrace.h,v 1.14 2002/02/09 19:49:32 davem Exp $ */
2 #ifndef _SPARC64_PTRACE_H
3 #define _SPARC64_PTRACE_H
5 #include <asm/pstate.h>
7 /* This struct defines the way the registers are stored on the
8 * stack during a system call and basically all traps.
14 unsigned long u_regs
[16]; /* globals and ins */
27 unsigned int u_regs
[16]; /* globals and ins */
46 #define UREG_FP UREG_I6
47 #define UREG_RETPC UREG_I7
49 /* A V9 register window */
51 unsigned long locals
[8];
55 /* A 32-bit register window. */
57 unsigned int locals
[8];
61 /* A V9 Sparc stack frame */
63 unsigned long locals
[8];
65 struct sparc_stackf
*fp
;
66 unsigned long callers_pc
;
68 unsigned long xargs
[6];
69 unsigned long xxargs
[1];
72 /* A 32-bit Sparc stack frame */
73 struct sparc_stackf32
{
74 unsigned int locals
[8];
77 unsigned int callers_pc
;
78 unsigned int structptr
;
79 unsigned int xargs
[6];
80 unsigned int xxargs
[1];
84 unsigned long locals
[8];
86 unsigned long _unused
;
90 #define TRACEREG_SZ sizeof(struct pt_regs)
91 #define STACKFRAME_SZ sizeof(struct sparc_stackf)
93 #define TRACEREG32_SZ sizeof(struct pt_regs32)
94 #define STACKFRAME32_SZ sizeof(struct sparc_stackf32)
97 #define force_successful_syscall_return() \
98 do { current_thread_info()->syscall_noerror = 1; \
100 #define user_mode(regs) (!((regs)->tstate & TSTATE_PRIV))
101 #define instruction_pointer(regs) ((regs)->tpc)
103 extern unsigned long profile_pc(struct pt_regs
*);
105 #define profile_pc(regs) instruction_pointer(regs)
107 extern void show_regs(struct pt_regs
*);
110 #else /* __ASSEMBLY__ */
111 /* For assembly code. */
112 #define TRACEREG_SZ 0xa0
113 #define STACKFRAME_SZ 0xc0
115 #define TRACEREG32_SZ 0x50
116 #define STACKFRAME32_SZ 0x60
120 #define STACK_BIAS 2047
123 /* These are for pt_regs. */
124 #define PT_V9_G0 0x00
125 #define PT_V9_G1 0x08
126 #define PT_V9_G2 0x10
127 #define PT_V9_G3 0x18
128 #define PT_V9_G4 0x20
129 #define PT_V9_G5 0x28
130 #define PT_V9_G6 0x30
131 #define PT_V9_G7 0x38
132 #define PT_V9_I0 0x40
133 #define PT_V9_I1 0x48
134 #define PT_V9_I2 0x50
135 #define PT_V9_I3 0x58
136 #define PT_V9_I4 0x60
137 #define PT_V9_I5 0x68
138 #define PT_V9_I6 0x70
139 #define PT_V9_FP PT_V9_I6
140 #define PT_V9_I7 0x78
141 #define PT_V9_TSTATE 0x80
142 #define PT_V9_TPC 0x88
143 #define PT_V9_TNPC 0x90
145 #define PT_V9_FPRS 0x9c
146 #define PT_TSTATE PT_V9_TSTATE
147 #define PT_TPC PT_V9_TPC
148 #define PT_TNPC PT_V9_TNPC
150 /* These for pt_regs32. */
174 /* Reg_window offsets */
175 #define RW_V9_L0 0x00
176 #define RW_V9_L1 0x08
177 #define RW_V9_L2 0x10
178 #define RW_V9_L3 0x18
179 #define RW_V9_L4 0x20
180 #define RW_V9_L5 0x28
181 #define RW_V9_L6 0x30
182 #define RW_V9_L7 0x38
183 #define RW_V9_I0 0x40
184 #define RW_V9_I1 0x48
185 #define RW_V9_I2 0x50
186 #define RW_V9_I3 0x58
187 #define RW_V9_I4 0x60
188 #define RW_V9_I5 0x68
189 #define RW_V9_I6 0x70
190 #define RW_V9_I7 0x78
209 /* Stack_frame offsets */
210 #define SF_V9_L0 0x00
211 #define SF_V9_L1 0x08
212 #define SF_V9_L2 0x10
213 #define SF_V9_L3 0x18
214 #define SF_V9_L4 0x20
215 #define SF_V9_L5 0x28
216 #define SF_V9_L6 0x30
217 #define SF_V9_L7 0x38
218 #define SF_V9_I0 0x40
219 #define SF_V9_I1 0x48
220 #define SF_V9_I2 0x50
221 #define SF_V9_I3 0x58
222 #define SF_V9_I4 0x60
223 #define SF_V9_I5 0x68
224 #define SF_V9_FP 0x70
225 #define SF_V9_PC 0x78
226 #define SF_V9_RETP 0x80
227 #define SF_V9_XARG0 0x88
228 #define SF_V9_XARG1 0x90
229 #define SF_V9_XARG2 0x98
230 #define SF_V9_XARG3 0xa0
231 #define SF_V9_XARG4 0xa8
232 #define SF_V9_XARG5 0xb0
233 #define SF_V9_XXARG 0xb8
252 #define SF_XARG0 0x44
253 #define SF_XARG1 0x48
254 #define SF_XARG2 0x4c
255 #define SF_XARG3 0x50
256 #define SF_XARG4 0x54
257 #define SF_XARG5 0x58
258 #define SF_XXARG 0x5c
260 /* Stuff for the ptrace system call */
261 #define PTRACE_SUNATTACH 10
262 #define PTRACE_SUNDETACH 11
263 #define PTRACE_GETREGS 12
264 #define PTRACE_SETREGS 13
265 #define PTRACE_GETFPREGS 14
266 #define PTRACE_SETFPREGS 15
267 #define PTRACE_READDATA 16
268 #define PTRACE_WRITEDATA 17
269 #define PTRACE_READTEXT 18
270 #define PTRACE_WRITETEXT 19
271 #define PTRACE_GETFPAREGS 20
272 #define PTRACE_SETFPAREGS 21
274 /* There are for debugging 64-bit processes, either from a 32 or 64 bit
275 * parent. Thus their complements are for debugging 32-bit processes only.
278 #define PTRACE_GETREGS64 22
279 #define PTRACE_SETREGS64 23
280 /* PTRACE_SYSCALL is 24 */
281 #define PTRACE_GETFPREGS64 25
282 #define PTRACE_SETFPREGS64 26
284 #define PTRACE_GETUCODE 29 /* stupid bsd-ism */
286 /* These are for 32-bit processes debugging 64-bit ones.
287 * Here addr and addr2 are passed in %g2 and %g3 respectively.
289 #define PTRACE_PEEKTEXT64 (30 + PTRACE_PEEKTEXT)
290 #define PTRACE_POKETEXT64 (30 + PTRACE_POKETEXT)
291 #define PTRACE_PEEKDATA64 (30 + PTRACE_PEEKDATA)
292 #define PTRACE_POKEDATA64 (30 + PTRACE_POKEDATA)
293 #define PTRACE_READDATA64 (30 + PTRACE_READDATA)
294 #define PTRACE_WRITEDATA64 (30 + PTRACE_WRITEDATA)
295 #define PTRACE_READTEXT64 (30 + PTRACE_READTEXT)
296 #define PTRACE_WRITETEXT64 (30 + PTRACE_WRITETEXT)
298 #endif /* !(_SPARC64_PTRACE_H) */