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Diffstat (limited to 'include/asm-mips/ptrace.h')
-rw-r--r-- | include/asm-mips/ptrace.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/include/asm-mips/ptrace.h b/include/asm-mips/ptrace.h new file mode 100644 index 0000000..2517adb --- /dev/null +++ b/include/asm-mips/ptrace.h @@ -0,0 +1,86 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000 by Ralf Baechle + * + * Machine dependent structs and defines to help the user use + * the ptrace system call. + */ +#ifndef _ASM_PTRACE_H +#define _ASM_PTRACE_H + +#include <asm/isadep.h> +#include <linux/types.h> + +/* 0 - 31 are integer registers, 32 - 63 are fp registers. */ +#define FPR_BASE 32 +#define PC 64 +#define CAUSE 65 +#define BADVADDR 66 +#define MMHI 67 +#define MMLO 68 +#define FPC_CSR 69 +#define FPC_EIR 70 + +#ifndef _LANGUAGE_ASSEMBLY +/* + * This struct defines the way the registers are stored on the stack during a + * system call/exception. As usual the registers k0/k1 aren't being saved. + */ +struct pt_regs { + /* Pad bytes for argument save space on the stack. */ + unsigned long pad0[6]; + + /* Saved main processor registers. */ + unsigned long regs[32]; + + /* Other saved registers. */ + unsigned long lo; + unsigned long hi; + + /* + * saved cp0 registers + */ + unsigned long cp0_epc; + unsigned long cp0_badvaddr; + unsigned long cp0_status; + unsigned long cp0_cause; +}; + +#endif /* !(_LANGUAGE_ASSEMBLY) */ + +/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */ +/* #define PTRACE_GETREGS 12 */ +/* #define PTRACE_SETREGS 13 */ +/* #define PTRACE_GETFPREGS 14 */ +/* #define PTRACE_SETFPREGS 15 */ +/* #define PTRACE_GETFPXREGS 18 */ +/* #define PTRACE_SETFPXREGS 19 */ + +#define PTRACE_SETOPTIONS 21 + +/* options set using PTRACE_SETOPTIONS */ +#define PTRACE_O_TRACESYSGOOD 0x00000001 + +#if 0 /* def _LANGUAGE_ASSEMBLY */ +#include <asm/offset.h> +#endif + +#ifdef __KERNEL__ + +#ifndef _LANGUAGE_ASSEMBLY +/* + * Does the process account for user or for system time? + */ +#define user_mode(regs) (((regs)->cp0_status & KU_MASK) == KU_USER) + +#define instruction_pointer(regs) ((regs)->cp0_epc) + +extern void show_regs(struct pt_regs *); +#endif /* !(_LANGUAGE_ASSEMBLY) */ + +#endif + +#endif /* _ASM_PTRACE_H */ |