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
7 /* This struct defines the way the registers are stored on the
8 * stack during a system call and basically all traps.
18 unsigned long u_regs[16]; /* globals and ins */
37 #define UREG_WIM UREG_G0
38 #define UREG_FADDR UREG_G0
39 #define UREG_FP UREG_I6
40 #define UREG_RETPC UREG_I7
42 /* A register window */
44 unsigned long locals[8];
48 /* A Sparc stack frame */
50 unsigned long locals[8];
52 struct sparc_stackf *fp;
53 unsigned long callers_pc;
55 unsigned long xargs[6];
56 unsigned long xxargs[1];
59 #define TRACEREG_SZ sizeof(struct pt_regs)
60 #define STACKFRAME_SZ sizeof(struct sparc_stackf)
63 #define user_mode(regs) (!((regs)->psr & PSR_PS))
64 #define instruction_pointer(regs) ((regs)->pc)
65 extern void show_regs(struct pt_regs *);
68 #else /* __ASSEMBLY__ */
69 /* For assembly code. */
70 #define TRACEREG_SZ 0x50
71 #define STACKFRAME_SZ 0x60
75 * The asm_offsets.h is a generated file, so we cannot include it.
76 * It may be OK for glibc headers, but it's utterly pointless for C code.
77 * The assembly code using those offsets has to include it explicitly.
79 /* #include <asm/asm_offsets.h> */
81 /* These are for pt_regs. */
105 /* Reg_window offsets */
123 /* Stack_frame offsets */
141 #define SF_XARG0 0x44
142 #define SF_XARG1 0x48
143 #define SF_XARG2 0x4c
144 #define SF_XARG3 0x50
145 #define SF_XARG4 0x54
146 #define SF_XARG5 0x58
147 #define SF_XXARG 0x5c
149 /* Stuff for the ptrace system call */
150 #define PTRACE_SUNATTACH 10
151 #define PTRACE_SUNDETACH 11
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
163 #define PTRACE_GETUCODE 29 /* stupid bsd-ism */
166 #endif /* !(_SPARC_PTRACE_H) */