ptrace.h

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#ifndef _H8300_PTRACE_H
#define _H8300_PTRACE_H

#ifndef __ASSEMBLY__

#define PT_ER1     0
#define PT_ER2     1
#define PT_ER3     2
#define PT_ER4     3
#define PT_ER5     4
#define PT_ER6     5
#define PT_ER0     6
#define PT_ORIG_ER0    7
#define PT_CCR     8
#define PT_PC      9
#define PT_USP     10
#define PT_EXR     12

/* this struct defines the way the registers are stored on the
   stack during a system call. */

struct pt_regs {
    long     retpc;
    long     er4;
    long     er5;
    long     er6;
    long     er3;
    long     er2;
    long     er1;
    long     orig_er0;
    unsigned short ccr;
    long     er0;
    long     vector;
#if defined(CONFIG_CPU_H8S)
    unsigned short exr;
#endif
    unsigned long  pc;
} __attribute__((aligned(2),packed));

#define PTRACE_GETREGS            12
#define PTRACE_SETREGS            13

#ifdef __KERNEL__
#ifndef PS_S
#define PS_S  (0x10)
#endif

#if defined(__H8300H__)
#define H8300_REGS_NO 11
#endif
#if defined(__H8300S__)
#define H8300_REGS_NO 12
#endif

/* Find the stack offset for a register, relative to thread.esp0. */
#define PT_REG(reg) ((long)&((struct pt_regs *)0)->reg)

#define arch_has_single_step()  (1)

#define user_mode(regs) (!((regs)->ccr & PS_S))
#define instruction_pointer(regs) ((regs)->pc)
#define profile_pc(regs) instruction_pointer(regs)
#endif /* __KERNEL__ */
#endif /* __ASSEMBLY__ */
#endif /* _H8300_PTRACE_H */