[deliverable/linux.git] / include / asm-sparc64 / ptrace.h

/* $Id: ptrace.h,v 1.14 2002/02/09 19:49:32 davem Exp $ */
#ifndef _SPARC64_PTRACE_H
#define _SPARC64_PTRACE_H

#include <asm/pstate.h>

/* This struct defines the way the registers are stored on the 
 * stack during a system call and basically all traps.
 */

#ifndef __ASSEMBLY__

struct pt_regs {
	unsigned long u_regs[16]; /* globals and ins */
	unsigned long tstate;
	unsigned long tpc;
	unsigned long tnpc;
	unsigned int y;
	unsigned int fprs;
};

struct pt_regs32 {
	unsigned int psr;
	unsigned int pc;
	unsigned int npc;
	unsigned int y;
	unsigned int u_regs[16]; /* globals and ins */
};

#define UREG_G0        0
#define UREG_G1        1
#define UREG_G2        2
#define UREG_G3        3
#define UREG_G4        4
#define UREG_G5        5
#define UREG_G6        6
#define UREG_G7        7
#define UREG_I0        8
#define UREG_I1        9
#define UREG_I2        10
#define UREG_I3        11
#define UREG_I4        12
#define UREG_I5        13
#define UREG_I6        14
#define UREG_I7        15
#define UREG_FP        UREG_I6
#define UREG_RETPC     UREG_I7

/* A V9 register window */
struct reg_window {
	unsigned long locals[8];
	unsigned long ins[8];
};

/* A 32-bit register window. */
struct reg_window32 {
	unsigned int locals[8];
	unsigned int ins[8];
};

/* A V9 Sparc stack frame */
struct sparc_stackf {
	unsigned long locals[8];
        unsigned long ins[6];
	struct sparc_stackf *fp;
	unsigned long callers_pc;
	char *structptr;
	unsigned long xargs[6];
	unsigned long xxargs[1];
};	

/* A 32-bit Sparc stack frame */
struct sparc_stackf32 {
	unsigned int locals[8];
        unsigned int ins[6];
	unsigned int fp;
	unsigned int callers_pc;
	unsigned int structptr;
	unsigned int xargs[6];
	unsigned int xxargs[1];
};	

struct sparc_trapf {
	unsigned long locals[8];
	unsigned long ins[8];
	unsigned long _unused;
	struct pt_regs *regs;
};

#define TRACEREG_SZ	sizeof(struct pt_regs)
#define STACKFRAME_SZ	sizeof(struct sparc_stackf)

#define TRACEREG32_SZ	sizeof(struct pt_regs32)
#define STACKFRAME32_SZ	sizeof(struct sparc_stackf32)

#ifdef __KERNEL__
#define force_successful_syscall_return()	    \
do {	current_thread_info()->syscall_noerror = 1; \
} while (0)
#define user_mode(regs) (!((regs)->tstate & TSTATE_PRIV))
#define instruction_pointer(regs) ((regs)->tpc)
#ifdef CONFIG_SMP
extern unsigned long profile_pc(struct pt_regs *);
#else
#define profile_pc(regs) instruction_pointer(regs)
#endif
extern void show_regs(struct pt_regs *);
#endif

#else /* __ASSEMBLY__ */
/* For assembly code. */
#define TRACEREG_SZ		0xa0
#define STACKFRAME_SZ		0xc0

#define TRACEREG32_SZ		0x50
#define STACKFRAME32_SZ		0x60
#endif

#ifdef __KERNEL__
#define STACK_BIAS		2047
#endif

/* These are for pt_regs. */
#define PT_V9_G0     0x00
#define PT_V9_G1     0x08
#define PT_V9_G2     0x10
#define PT_V9_G3     0x18
#define PT_V9_G4     0x20
#define PT_V9_G5     0x28
#define PT_V9_G6     0x30
#define PT_V9_G7     0x38
#define PT_V9_I0     0x40
#define PT_V9_I1     0x48
#define PT_V9_I2     0x50
#define PT_V9_I3     0x58
#define PT_V9_I4     0x60
#define PT_V9_I5     0x68
#define PT_V9_I6     0x70
#define PT_V9_FP     PT_V9_I6
#define PT_V9_I7     0x78
#define PT_V9_TSTATE 0x80
#define PT_V9_TPC    0x88
#define PT_V9_TNPC   0x90
#define PT_V9_Y      0x98
#define PT_V9_FPRS   0x9c
#define PT_TSTATE	PT_V9_TSTATE
#define PT_TPC		PT_V9_TPC
#define PT_TNPC		PT_V9_TNPC

/* These for pt_regs32. */
#define PT_PSR    0x0
#define PT_PC     0x4
#define PT_NPC    0x8
#define PT_Y      0xc
#define PT_G0     0x10
#define PT_WIM    PT_G0
#define PT_G1     0x14
#define PT_G2     0x18
#define PT_G3     0x1c
#define PT_G4     0x20
#define PT_G5     0x24
#define PT_G6     0x28
#define PT_G7     0x2c
#define PT_I0     0x30
#define PT_I1     0x34
#define PT_I2     0x38
#define PT_I3     0x3c
#define PT_I4     0x40
#define PT_I5     0x44
#define PT_I6     0x48
#define PT_FP     PT_I6
#define PT_I7     0x4c

/* Reg_window offsets */
#define RW_V9_L0     0x00
#define RW_V9_L1     0x08
#define RW_V9_L2     0x10
#define RW_V9_L3     0x18
#define RW_V9_L4     0x20
#define RW_V9_L5     0x28
#define RW_V9_L6     0x30
#define RW_V9_L7     0x38
#define RW_V9_I0     0x40
#define RW_V9_I1     0x48
#define RW_V9_I2     0x50
#define RW_V9_I3     0x58
#define RW_V9_I4     0x60
#define RW_V9_I5     0x68
#define RW_V9_I6     0x70
#define RW_V9_I7     0x78

#define RW_L0     0x00
#define RW_L1     0x04
#define RW_L2     0x08
#define RW_L3     0x0c
#define RW_L4     0x10
#define RW_L5     0x14
#define RW_L6     0x18
#define RW_L7     0x1c
#define RW_I0     0x20
#define RW_I1     0x24
#define RW_I2     0x28
#define RW_I3     0x2c
#define RW_I4     0x30
#define RW_I5     0x34
#define RW_I6     0x38
#define RW_I7     0x3c

/* Stack_frame offsets */
#define SF_V9_L0     0x00
#define SF_V9_L1     0x08
#define SF_V9_L2     0x10
#define SF_V9_L3     0x18
#define SF_V9_L4     0x20
#define SF_V9_L5     0x28
#define SF_V9_L6     0x30
#define SF_V9_L7     0x38
#define SF_V9_I0     0x40
#define SF_V9_I1     0x48
#define SF_V9_I2     0x50
#define SF_V9_I3     0x58
#define SF_V9_I4     0x60
#define SF_V9_I5     0x68
#define SF_V9_FP     0x70
#define SF_V9_PC     0x78
#define SF_V9_RETP   0x80
#define SF_V9_XARG0  0x88
#define SF_V9_XARG1  0x90
#define SF_V9_XARG2  0x98
#define SF_V9_XARG3  0xa0
#define SF_V9_XARG4  0xa8
#define SF_V9_XARG5  0xb0
#define SF_V9_XXARG  0xb8

#define SF_L0     0x00
#define SF_L1     0x04
#define SF_L2     0x08
#define SF_L3     0x0c
#define SF_L4     0x10
#define SF_L5     0x14
#define SF_L6     0x18
#define SF_L7     0x1c
#define SF_I0     0x20
#define SF_I1     0x24
#define SF_I2     0x28
#define SF_I3     0x2c
#define SF_I4     0x30
#define SF_I5     0x34
#define SF_FP     0x38
#define SF_PC     0x3c
#define SF_RETP   0x40
#define SF_XARG0  0x44
#define SF_XARG1  0x48
#define SF_XARG2  0x4c
#define SF_XARG3  0x50
#define SF_XARG4  0x54
#define SF_XARG5  0x58
#define SF_XXARG  0x5c

/* Stuff for the ptrace system call */
#define PTRACE_SUNATTACH          10
#define PTRACE_SUNDETACH          11
#define PTRACE_GETREGS            12
#define PTRACE_SETREGS            13
#define PTRACE_GETFPREGS          14
#define PTRACE_SETFPREGS          15
#define PTRACE_READDATA           16
#define PTRACE_WRITEDATA          17
#define PTRACE_READTEXT           18
#define PTRACE_WRITETEXT          19
#define PTRACE_GETFPAREGS         20
#define PTRACE_SETFPAREGS         21

/* There are for debugging 64-bit processes, either from a 32 or 64 bit
 * parent.  Thus their complements are for debugging 32-bit processes only.
 */

#define PTRACE_GETREGS64	  22
#define PTRACE_SETREGS64	  23
/* PTRACE_SYSCALL is 24 */
#define PTRACE_GETFPREGS64	  25
#define PTRACE_SETFPREGS64	  26

#define PTRACE_GETUCODE           29  /* stupid bsd-ism */

/* These are for 32-bit processes debugging 64-bit ones.
 * Here addr and addr2 are passed in %g2 and %g3 respectively.
 */
#define PTRACE_PEEKTEXT64         (30 + PTRACE_PEEKTEXT)
#define PTRACE_POKETEXT64         (30 + PTRACE_POKETEXT)
#define PTRACE_PEEKDATA64         (30 + PTRACE_PEEKDATA)
#define PTRACE_POKEDATA64         (30 + PTRACE_POKEDATA)
#define PTRACE_READDATA64         (30 + PTRACE_READDATA)
#define PTRACE_WRITEDATA64        (30 + PTRACE_WRITEDATA)
#define PTRACE_READTEXT64         (30 + PTRACE_READTEXT)
#define PTRACE_WRITETEXT64        (30 + PTRACE_WRITETEXT)

#endif /* !(_SPARC64_PTRACE_H) */
Commit	Line	Data
1da177e4 LT	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
	4
	5	#include <asm/pstate.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 u_regs[16]; /* globals and ins */
	15	unsigned long tstate;
	16	unsigned long tpc;
	17	unsigned long tnpc;
	18	unsigned int y;
	19	unsigned int fprs;
	20	};
	21
	22	struct pt_regs32 {
	23	unsigned int psr;
	24	unsigned int pc;
	25	unsigned int npc;
	26	unsigned int y;
	27	unsigned int u_regs[16]; /* globals and ins */
	28	};
	29
	30	#define UREG_G0 0
	31	#define UREG_G1 1
	32	#define UREG_G2 2
	33	#define UREG_G3 3
	34	#define UREG_G4 4
	35	#define UREG_G5 5
	36	#define UREG_G6 6
	37	#define UREG_G7 7
	38	#define UREG_I0 8
	39	#define UREG_I1 9
	40	#define UREG_I2 10
	41	#define UREG_I3 11
	42	#define UREG_I4 12
	43	#define UREG_I5 13
	44	#define UREG_I6 14
	45	#define UREG_I7 15
	46	#define UREG_FP UREG_I6
	47	#define UREG_RETPC UREG_I7
	48
	49	/* A V9 register window */
	50	struct reg_window {
	51	unsigned long locals[8];
	52	unsigned long ins[8];
	53	};
	54
	55	/* A 32-bit register window. */
	56	struct reg_window32 {
	57	unsigned int locals[8];
	58	unsigned int ins[8];
	59	};
	60
	61	/* A V9 Sparc stack frame */
	62	struct sparc_stackf {
	63	unsigned long locals[8];
	64	unsigned long ins[6];
65	struct sparc_stackf *fp;
66	unsigned long callers_pc;
67	char *structptr;
68	unsigned long xargs[6];
69	unsigned long xxargs[1];
70	};
71
72	/* A 32-bit Sparc stack frame */
73	struct sparc_stackf32 {
74	unsigned int locals[8];
75	unsigned int ins[6];
76	unsigned int fp;
77	unsigned int callers_pc;
78	unsigned int structptr;
79	unsigned int xargs[6];
80	unsigned int xxargs[1];
81	};
82
83	struct sparc_trapf {
84	unsigned long locals[8];
85	unsigned long ins[8];
86	unsigned long _unused;
87	struct pt_regs *regs;
88	};
89
90	#define TRACEREG_SZ sizeof(struct pt_regs)
91	#define STACKFRAME_SZ sizeof(struct sparc_stackf)
92
93	#define TRACEREG32_SZ sizeof(struct pt_regs32)
94	#define STACKFRAME32_SZ sizeof(struct sparc_stackf32)
95
96	#ifdef __KERNEL__
db7d9a4e DM	97	#define force_successful_syscall_return() \
	98	do { current_thread_info()->syscall_noerror = 1; \
	99	} while (0)
1da177e4 LT	100	#define user_mode(regs) (!((regs)->tstate & TSTATE_PRIV))
	101	#define instruction_pointer(regs) ((regs)->tpc)
	102	#ifdef CONFIG_SMP
	103	extern unsigned long profile_pc(struct pt_regs *);
	104	#else
	105	#define profile_pc(regs) instruction_pointer(regs)
	106	#endif
	107	extern void show_regs(struct pt_regs *);
	108	#endif
	109
	110	#else /* __ASSEMBLY__ */
	111	/* For assembly code. */
	112	#define TRACEREG_SZ 0xa0
	113	#define STACKFRAME_SZ 0xc0
	114
	115	#define TRACEREG32_SZ 0x50
	116	#define STACKFRAME32_SZ 0x60
	117	#endif
	118
	119	#ifdef __KERNEL__
	120	#define STACK_BIAS 2047
	121	#endif
	122
	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
	144	#define PT_V9_Y 0x98
	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
	149
	150	/* These for pt_regs32. */
	151	#define PT_PSR 0x0
	152	#define PT_PC 0x4
	153	#define PT_NPC 0x8
	154	#define PT_Y 0xc
	155	#define PT_G0 0x10
	156	#define PT_WIM PT_G0
	157	#define PT_G1 0x14
	158	#define PT_G2 0x18
	159	#define PT_G3 0x1c
	160	#define PT_G4 0x20
	161	#define PT_G5 0x24
	162	#define PT_G6 0x28
	163	#define PT_G7 0x2c
164	#define PT_I0 0x30
165	#define PT_I1 0x34
166	#define PT_I2 0x38
167	#define PT_I3 0x3c
168	#define PT_I4 0x40
169	#define PT_I5 0x44
170	#define PT_I6 0x48
171	#define PT_FP PT_I6
172	#define PT_I7 0x4c
173
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
191
192	#define RW_L0 0x00
193	#define RW_L1 0x04
194	#define RW_L2 0x08
195	#define RW_L3 0x0c
196	#define RW_L4 0x10
197	#define RW_L5 0x14
198	#define RW_L6 0x18
199	#define RW_L7 0x1c
200	#define RW_I0 0x20
201	#define RW_I1 0x24
202	#define RW_I2 0x28
203	#define RW_I3 0x2c
204	#define RW_I4 0x30
205	#define RW_I5 0x34
206	#define RW_I6 0x38
207	#define RW_I7 0x3c
208
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
234
235	#define SF_L0 0x00
236	#define SF_L1 0x04
237	#define SF_L2 0x08
238	#define SF_L3 0x0c
239	#define SF_L4 0x10
240	#define SF_L5 0x14
241	#define SF_L6 0x18
242	#define SF_L7 0x1c
243	#define SF_I0 0x20
244	#define SF_I1 0x24
245	#define SF_I2 0x28
246	#define SF_I3 0x2c
247	#define SF_I4 0x30
248	#define SF_I5 0x34
249	#define SF_FP 0x38
250	#define SF_PC 0x3c
251	#define SF_RETP 0x40
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
259
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
273
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.
276	*/
277
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
283
284	#define PTRACE_GETUCODE 29 /* stupid bsd-ism */
285
286	/* These are for 32-bit processes debugging 64-bit ones.
287	* Here addr and addr2 are passed in %g2 and %g3 respectively.
288	*/
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)
297
298	#endif /* !(_SPARC64_PTRACE_H) */