2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 1994, 95, 96, 97, 98, 99, 2000 by Ralf Baechle
7 * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
13 /* 0 - 31 are integer registers, 32 - 63 are fp registers. */
22 #define DSP_BASE 71 /* 3 more hi / lo register pairs */
23 #define DSP_CONTROL 77
27 * This struct defines the way the registers are stored on the stack during a
28 * system call/exception. As usual the registers k0/k1 aren't being saved.
32 /* Pad bytes for argument save space on the stack. */
33 unsigned long pad0
[6];
36 /* Saved main processor registers. */
37 unsigned long regs
[32];
39 /* Saved special registers. */
40 unsigned long cp0_status
;
43 #ifdef CONFIG_CPU_HAS_SMARTMIPS
46 unsigned long cp0_badvaddr
;
47 unsigned long cp0_cause
;
48 unsigned long cp0_epc
;
49 #ifdef CONFIG_MIPS_MT_SMTC
50 unsigned long cp0_tcstatus
;
51 #endif /* CONFIG_MIPS_MT_SMTC */
52 } __attribute__ ((aligned (8)));
54 /* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
55 #define PTRACE_GETREGS 12
56 #define PTRACE_SETREGS 13
57 #define PTRACE_GETFPREGS 14
58 #define PTRACE_SETFPREGS 15
59 /* #define PTRACE_GETFPXREGS 18 */
60 /* #define PTRACE_SETFPXREGS 19 */
62 #define PTRACE_OLDSETOPTIONS 21
64 #define PTRACE_GET_THREAD_AREA 25
65 #define PTRACE_SET_THREAD_AREA 26
67 /* Calls to trace a 64bit program from a 32bit program. */
68 #define PTRACE_PEEKTEXT_3264 0xc0
69 #define PTRACE_PEEKDATA_3264 0xc1
70 #define PTRACE_POKETEXT_3264 0xc2
71 #define PTRACE_POKEDATA_3264 0xc3
72 #define PTRACE_GET_THREAD_AREA_3264 0xc4
76 #include <linux/linkage.h>
77 #include <asm/isadep.h>
80 * Does the process account for user or for system time?
82 #define user_mode(regs) (((regs)->cp0_status & KU_MASK) == KU_USER)
84 #define instruction_pointer(regs) ((regs)->cp0_epc)
85 #define profile_pc(regs) instruction_pointer(regs)
87 extern asmlinkage
void do_syscall_trace(struct pt_regs
*regs
, int entryexit
);
89 extern NORET_TYPE
void die(const char *, struct pt_regs
*) ATTRIB_NORET
;
91 static inline void die_if_kernel(const char *str
, struct pt_regs
*regs
)
93 if (unlikely(!user_mode(regs
)))
99 #endif /* _ASM_PTRACE_H */
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