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

/* $Id: ptrace.h,v 1.25 1997/03/04 16:27:25 jj Exp $ */
#ifndef _SPARC_PTRACE_H
#define _SPARC_PTRACE_H

#include <asm/psr.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 psr;
	unsigned long pc;
	unsigned long npc;
	unsigned long y;
	unsigned long 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_WIM       UREG_G0
#define UREG_FADDR     UREG_G0
#define UREG_FP        UREG_I6
#define UREG_RETPC     UREG_I7

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

/* A 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];
};	

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

#ifdef __KERNEL__

#define user_mode(regs) (!((regs)->psr & PSR_PS))
#define instruction_pointer(regs) ((regs)->pc)
unsigned long profile_pc(struct pt_regs *);
extern void show_regs(struct pt_regs *);
#endif

#else /* __ASSEMBLY__ */
/* For assembly code. */
#define TRACEREG_SZ       0x50
#define STACKFRAME_SZ     0x60
#endif

/*
 * The asm-offsets.h is a generated file, so we cannot include it.
 * It may be OK for glibc headers, but it's utterly pointless for C code.
 * The assembly code using those offsets has to include it explicitly.
 */
/* #include <asm/asm-offsets.h> */

/* These are for pt_regs. */
#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_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_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_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

#endif /* !(_SPARC_PTRACE_H) */
Commit	Line	Data
1da177e4 LT	1	/* $Id: ptrace.h,v 1.25 1997/03/04 16:27:25 jj Exp $ */
	2	#ifndef _SPARC_PTRACE_H
	3	#define _SPARC_PTRACE_H
	4
	5	#include <asm/psr.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 psr;
	15	unsigned long pc;
	16	unsigned long npc;
	17	unsigned long y;
	18	unsigned long u_regs[16]; /* globals and ins */
	19	};
	20
	21	#define UREG_G0 0
	22	#define UREG_G1 1
	23	#define UREG_G2 2
	24	#define UREG_G3 3
	25	#define UREG_G4 4
	26	#define UREG_G5 5
	27	#define UREG_G6 6
	28	#define UREG_G7 7
	29	#define UREG_I0 8
	30	#define UREG_I1 9
	31	#define UREG_I2 10
	32	#define UREG_I3 11
	33	#define UREG_I4 12
	34	#define UREG_I5 13
	35	#define UREG_I6 14
	36	#define UREG_I7 15
	37	#define UREG_WIM UREG_G0
	38	#define UREG_FADDR UREG_G0
	39	#define UREG_FP UREG_I6
	40	#define UREG_RETPC UREG_I7
	41
	42	/* A register window */
	43	struct reg_window {
	44	unsigned long locals[8];
	45	unsigned long ins[8];
	46	};
	47
	48	/* A Sparc stack frame */
	49	struct sparc_stackf {
	50	unsigned long locals[8];
	51	unsigned long ins[6];
	52	struct sparc_stackf *fp;
	53	unsigned long callers_pc;
	54	char *structptr;
	55	unsigned long xargs[6];
	56	unsigned long xxargs[1];
	57	};
	58
	59	#define TRACEREG_SZ sizeof(struct pt_regs)
	60	#define STACKFRAME_SZ sizeof(struct sparc_stackf)
	61
	62	#ifdef __KERNEL__
481bed45	63
1da177e4 LT	64	#define user_mode(regs) (!((regs)->psr & PSR_PS))
	65	#define instruction_pointer(regs) ((regs)->pc)
	66	unsigned long profile_pc(struct pt_regs *);
	67	extern void show_regs(struct pt_regs *);
	68	#endif
	69
	70	#else /* __ASSEMBLY__ */
	71	/* For assembly code. */
	72	#define TRACEREG_SZ 0x50
	73	#define STACKFRAME_SZ 0x60
	74	#endif
	75
	76	/*
47003497	77	* The asm-offsets.h is a generated file, so we cannot include it.
1da177e4 LT	78	* It may be OK for glibc headers, but it's utterly pointless for C code.
	79	* The assembly code using those offsets has to include it explicitly.
	80	*/
47003497	81	/* #include <asm/asm-offsets.h> */
1da177e4 LT	82
	83	/* These are for pt_regs. */
	84	#define PT_PSR 0x0
	85	#define PT_PC 0x4
	86	#define PT_NPC 0x8
	87	#define PT_Y 0xc
	88	#define PT_G0 0x10
	89	#define PT_WIM PT_G0
	90	#define PT_G1 0x14
	91	#define PT_G2 0x18
	92	#define PT_G3 0x1c
	93	#define PT_G4 0x20
	94	#define PT_G5 0x24
	95	#define PT_G6 0x28
	96	#define PT_G7 0x2c
	97	#define PT_I0 0x30
	98	#define PT_I1 0x34
	99	#define PT_I2 0x38
	100	#define PT_I3 0x3c
	101	#define PT_I4 0x40
	102	#define PT_I5 0x44
	103	#define PT_I6 0x48
	104	#define PT_FP PT_I6
	105	#define PT_I7 0x4c
	106
	107	/* Reg_window offsets */
	108	#define RW_L0 0x00
	109	#define RW_L1 0x04
	110	#define RW_L2 0x08
	111	#define RW_L3 0x0c
	112	#define RW_L4 0x10
	113	#define RW_L5 0x14
	114	#define RW_L6 0x18
	115	#define RW_L7 0x1c
	116	#define RW_I0 0x20
	117	#define RW_I1 0x24
	118	#define RW_I2 0x28
	119	#define RW_I3 0x2c
	120	#define RW_I4 0x30
	121	#define RW_I5 0x34
	122	#define RW_I6 0x38
	123	#define RW_I7 0x3c
	124
	125	/* Stack_frame offsets */
	126	#define SF_L0 0x00
	127	#define SF_L1 0x04
	128	#define SF_L2 0x08
	129	#define SF_L3 0x0c
	130	#define SF_L4 0x10
	131	#define SF_L5 0x14
	132	#define SF_L6 0x18
	133	#define SF_L7 0x1c
	134	#define SF_I0 0x20
	135	#define SF_I1 0x24
	136	#define SF_I2 0x28
	137	#define SF_I3 0x2c
	138	#define SF_I4 0x30
	139	#define SF_I5 0x34
	140	#define SF_FP 0x38
	141	#define SF_PC 0x3c
	142	#define SF_RETP 0x40
	143	#define SF_XARG0 0x44
	144	#define SF_XARG1 0x48
	145	#define SF_XARG2 0x4c
146	#define SF_XARG3 0x50
147	#define SF_XARG4 0x54
148	#define SF_XARG5 0x58
149	#define SF_XXARG 0x5c
150
151	/* Stuff for the ptrace system call */
1da177e4 LT	152	#define PTRACE_GETREGS 12
	153	#define PTRACE_SETREGS 13
	154	#define PTRACE_GETFPREGS 14
	155	#define PTRACE_SETFPREGS 15
	156	#define PTRACE_READDATA 16
	157	#define PTRACE_WRITEDATA 17
	158	#define PTRACE_READTEXT 18
	159	#define PTRACE_WRITETEXT 19
	160	#define PTRACE_GETFPAREGS 20
	161	#define PTRACE_SETFPAREGS 21
	162
1da177e4	163	#endif /* !(_SPARC_PTRACE_H) */