| /* |
| * 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, 95, 96, 97, 98, 99, 2000 by Ralf Baechle |
| * Copyright (C) 1999, 2000 Silicon Graphics, Inc. |
| */ |
| #ifndef _ASM_PTRACE_H |
| #define _ASM_PTRACE_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 |
| #define DSP_BASE 71 /* 3 more hi / lo register pairs */ |
| #define DSP_CONTROL 77 |
| |
| /* |
| * 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 { |
| #ifdef CONFIG_32BIT |
| /* Pad bytes for argument save space on the stack. */ |
| unsigned long pad0[6]; |
| #endif |
| |
| /* Saved main processor registers. */ |
| unsigned long regs[32]; |
| |
| /* Saved special registers. */ |
| unsigned long cp0_status; |
| unsigned long hi; |
| unsigned long lo; |
| unsigned long cp0_badvaddr; |
| unsigned long cp0_cause; |
| unsigned long cp0_epc; |
| #ifdef CONFIG_MIPS_MT_SMTC |
| unsigned long cp0_tcstatus; |
| unsigned long smtc_pad; |
| #endif /* CONFIG_MIPS_MT_SMTC */ |
| }; |
| |
| /* 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_OLDSETOPTIONS 21 |
| |
| #define PTRACE_GET_THREAD_AREA 25 |
| #define PTRACE_SET_THREAD_AREA 26 |
| |
| /* Calls to trace a 64bit program from a 32bit program. */ |
| #define PTRACE_PEEKTEXT_3264 0xc0 |
| #define PTRACE_PEEKDATA_3264 0xc1 |
| #define PTRACE_POKETEXT_3264 0xc2 |
| #define PTRACE_POKEDATA_3264 0xc3 |
| #define PTRACE_GET_THREAD_AREA_3264 0xc4 |
| |
| #ifdef __KERNEL__ |
| |
| #include <linux/linkage.h> |
| #include <asm/isadep.h> |
| |
| /* |
| * 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) |
| #define profile_pc(regs) instruction_pointer(regs) |
| |
| extern void show_regs(struct pt_regs *); |
| |
| extern asmlinkage void do_syscall_trace(struct pt_regs *regs, int entryexit); |
| |
| #endif |
| |
| #endif /* _ASM_PTRACE_H */ |