arch/h8300/include/asm/ptrace.h

   1 #ifndef _H8300_PTRACE_H
   2 #define _H8300_PTRACE_H
   3
   4 #ifndef __ASSEMBLY__
   5
   6 #define PT_ER1     0
   7 #define PT_ER2     1
   8 #define PT_ER3     2
   9 #define PT_ER4     3
  10 #define PT_ER5     4
  11 #define PT_ER6     5
  12 #define PT_ER0     6
  13 #define PT_ORIG_ER0        7
  14 #define PT_CCR     8
  15 #define PT_PC      9
  16 #define PT_USP     10
  17 #define PT_EXR     12
  18
  19 /* this struct defines the way the registers are stored on the
  20    stack during a system call. */
  21
  22 struct pt_regs {
  23         long     retpc;
  24         long     er4;
  25         long     er5;
  26         long     er6;
  27         long     er3;
  28         long     er2;
  29         long     er1;
  30         long     orig_er0;
  31         unsigned short ccr;
  32         long     er0;
  33         long     vector;
  34 #if defined(CONFIG_CPU_H8S)
  35         unsigned short exr;
  36 #endif
  37         unsigned long  pc;
  38 } __attribute__((aligned(2),packed));
  39
  40 #define PTRACE_GETREGS            12
  41 #define PTRACE_SETREGS            13
  42
  43 #ifdef __KERNEL__
  44 #ifndef PS_S
  45 #define PS_S  (0x10)
  46 #endif
  47
  48 #if defined(__H8300H__)
  49 #define H8300_REGS_NO 11
  50 #endif
  51 #if defined(__H8300S__)
  52 #define H8300_REGS_NO 12
  53 #endif
  54
  55 /* Find the stack offset for a register, relative to thread.esp0. */
  56 #define PT_REG(reg)     ((long)&((struct pt_regs *)0)->reg)
  57
  58 #define arch_has_single_step()  (1)
  59
  60 #define user_mode(regs) (!((regs)->ccr & PS_S))
  61 #define instruction_pointer(regs) ((regs)->pc)
  62 #define profile_pc(regs) instruction_pointer(regs)
  63 #endif /* __KERNEL__ */
  64 #endif /* __ASSEMBLY__ */
  65 #endif /* _H8300_PTRACE_H */