/* * 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 */