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#ifndef __ASM_SH_PTRACE_H
#define __ASM_SH_PTRACE_H
 
#include <asm/processor.h>
#include <asm/ubc.h>
 
/*
 * Copyright (C) 1999, 2000  Niibe Yutaka
 *
 */
 
/*
 * GCC defines register number like this:
 * -----------------------------
 *	 0 - 15 are integer registers
 *	17 - 22 are control/special registers
 *	24 - 39 fp registers
 *	40 - 47 xd registers
 *	48 -    fpscr register
 * -----------------------------
 *
 * We follows above, except:
 *	16 --- program counter (PC)
 *	22 --- expevt # (Exception Event Number)
 *	23 --- floating point communication register
 */
#define REG_REG0	 0
#define REG_REG15	15
 
#define REG_PC		16
 
#define REG_PR		17
#define REG_SR		18
#define REG_GBR      	19
#define REG_MACH	20
#define REG_MACL	21
 
#define REG_EXPEVT	22
 
#define REG_FPREG0	23
#define REG_FPREG15	38
#define REG_XFREG0	39
#define REG_XFREG15	54
 
#define REG_FPSCR	55
#define REG_FPUL	56
 
#define PTRACE_SETOPTIONS         21
 
/* options set using PTRACE_SETOPTIONS */
#define PTRACE_O_TRACESYSGOOD     0x00000001
 
/*
 * This struct defines the way the registers are stored on the
 * kernel stack during a system call or other kernel entry.
 */
struct pt_regs {
	unsigned long regs[16];
	unsigned long pc;
	unsigned long pr;
	unsigned long sr;
	unsigned long gbr;
	unsigned long mach;
	unsigned long macl;
	unsigned long expevt;
};
 
/*
 * This struct defines the way the DSP registers are stored on the
 * kernel stack during a system call or other kernel entry.
 */
struct pt_dspregs {
	unsigned long	a1;
	unsigned long	a0g;
	unsigned long	a1g;
	unsigned long	m0;
	unsigned long	m1;
	unsigned long	a0;
	unsigned long	x0;
	unsigned long	x1;
	unsigned long	y0;
	unsigned long	y1;
	unsigned long	dsr;
	unsigned long	rs;
	unsigned long	re;
	unsigned long	mod;
};
 
#define	PTRACE_GETDSPREGS	55
#define	PTRACE_SETDSPREGS	56
 
#ifdef __KERNEL__
#define user_mode(regs) (((regs)->sr & 0x40000000)==0)
#define instruction_pointer(regs) ((regs)->pc)
extern void show_regs(struct pt_regs *);
#endif
 
#endif /* __ASM_SH_PTRACE_H */