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TOMOYO Linux Cross Reference
Linux/arch/h8300/include/asm/ptrace.h

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  1 /* SPDX-License-Identifier: GPL-2.0 */
  2 #ifndef _H8300_PTRACE_H
  3 #define _H8300_PTRACE_H
  4 
  5 #include <uapi/asm/ptrace.h>
  6 
  7 struct task_struct;
  8 
  9 #ifndef __ASSEMBLY__
 10 #ifndef PS_S
 11 #define PS_S  (0x10)
 12 #endif
 13 
 14 #if defined(CONFIG_CPU_H8300H)
 15 #define H8300_REGS_NO 11
 16 #endif
 17 #if defined(CONFIG_CPU_H8S)
 18 #define H8300_REGS_NO 12
 19 #endif
 20 
 21 #define arch_has_single_step()  (1)
 22 
 23 #define user_mode(regs) (!((regs)->ccr & PS_S))
 24 #define instruction_pointer(regs) ((regs)->pc)
 25 #define profile_pc(regs) instruction_pointer(regs)
 26 #define user_stack_pointer(regs) ((regs)->sp)
 27 #define current_pt_regs() ((struct pt_regs *) \
 28         (THREAD_SIZE + (unsigned long)current_thread_info()) - 1)
 29 #define signal_pt_regs() ((struct pt_regs *)current->thread.esp0)
 30 #define current_user_stack_pointer() rdusp()
 31 #define task_pt_regs(task) \
 32         ((struct pt_regs *) (task_stack_page(task) + THREAD_SIZE) - 1)
 33 
 34 extern long h8300_get_reg(struct task_struct *task, int regno);
 35 extern int h8300_put_reg(struct task_struct *task, int regno,
 36                          unsigned long data);
 37 
 38 #endif /* __ASSEMBLY__ */
 39 #endif /* _H8300_PTRACE_H */
 40 

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