arch/h8300/include/asm/ptrace.h

   1 #ifndef _H8300_PTRACE_H
   2 #define _H8300_PTRACE_H
   3
   4 #include <uapi/asm/ptrace.h>
   5
   6 #ifndef __ASSEMBLY__
   7 #ifndef PS_S
   8 #define PS_S  (0x10)
   9 #endif
  10
  11 #if defined(CONFIG_CPU_H8300H)
  12 #define H8300_REGS_NO 11
  13 #endif
  14 #if defined(CONFIG_CPU_H8S)
  15 #define H8300_REGS_NO 12
  16 #endif
  17
  18 #define arch_has_single_step()  (1)
  19
  20 #define user_mode(regs) (!((regs)->ccr & PS_S))
  21 #define instruction_pointer(regs) ((regs)->pc)
  22 #define profile_pc(regs) instruction_pointer(regs)
  23 #define user_stack_pointer(regs) ((regs)->sp)
  24 #define current_pt_regs() ((struct pt_regs *) \
  25         (THREAD_SIZE + (unsigned long)current_thread_info()) - 1)
  26 #define signal_pt_regs() ((struct pt_regs *)current->thread.esp0)
  27 #define current_user_stack_pointer() rdusp()
  28 #define task_pt_regs(task) \
  29         ((struct pt_regs *) (task_stack_page(task) + THREAD_SIZE) - 1)
  30
  31 extern long h8300_get_reg(struct task_struct *task, int regno);
  32 extern int h8300_put_reg(struct task_struct *task, int regno,
  33                          unsigned long data);
  34
  35 #endif /* __ASSEMBLY__ */
  36 #endif /* _H8300_PTRACE_H */