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