include/asm-sh/ptrace.h

   1 #ifndef __ASM_SH_PTRACE_H
   2 #define __ASM_SH_PTRACE_H
   3
   4 /*
   5  * Copyright (C) 1999 Niibe Yutaka
   6  *
   7  */
   8
   9 /*
  10  * This struct defines the way the registers are stored on the
  11  * kernel stack during a system call or other kernel entry.
  12  */
  13 struct pt_regs {
  14         long syscall_nr;
  15         unsigned long u_regs[16];
  16         unsigned long gbr;
  17         unsigned long mach;
  18         unsigned long macl;
  19         unsigned long pr;
  20         unsigned long sr;
  21         unsigned long pc;
  22 };
  23
  24 #ifdef __KERNEL__
  25 #define user_mode(regs) (((regs)->sr & 0x40000000)==0)
  26 #define instruction_pointer(regs) ((regs)->pc)
  27 extern void show_regs(struct pt_regs *);
  28 #endif
  29
  30 #define UREG_SP 15
  31 #endif /* __ASM_SH_PTRACE_H */