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- /* $Id: ptrace.h,v 1.3 1998/07/09 21:45:21 ralf Exp $
- *
- * 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 by Ralf Baechle
- *
- * Machine dependent structs and defines to help the user use
- * the ptrace system call.
- */
- #ifndef __ASM_MIPS_PTRACE_H
- #define __ASM_MIPS_PTRACE_H
-
- #include <linux/types.h>
-
- /* 0 - 31 are integer registers, 32 - 63 are fp registers. */
- #define PC 64
- #define CAUSE 65
- #define MMLO 66
- #define MMHI 67
- #define FPC_CSR 68 /* XXX */
- #define FPC_EIR 69 /* XXX */
- #define FPR_BASE 70 /* XXX */
-
- #ifndef __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 /* !(__ASSEMBLY__) */
-
- #include <asm/offset.h>
-
- #ifdef __KERNEL__
-
- #ifndef __ASSEMBLY__
- /*
- * Does the process account for user or for system time?
- */
- #define user_mode(regs) ((regs)->cp0_status & 0x10)
-
- #define instruction_pointer(regs) ((regs)->cp0_epc)
-
- extern void (*show_regs)(struct pt_regs *);
- #endif /* !(__ASSEMBLY__) */
-
- #endif
-
- #endif /* __ASM_MIPS_PTRACE_H */
-