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kernel add
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#ifndef _ASM_SCORE_PTRACE_H
#define _ASM_SCORE_PTRACE_H
#include <uapi/asm/ptrace.h>
struct task_struct;
/*
* Does the process account for user or for system time?
*/
#define user_mode(regs) ((regs->cp0_psr & 8) == 8)
#define instruction_pointer(regs) ((unsigned long)(regs)->cp0_epc)
#define profile_pc(regs) instruction_pointer(regs)
#define user_stack_pointer(r) ((unsigned long)(r)->regs[0])
extern void do_syscall_trace(struct pt_regs *regs, int entryexit);
extern int read_tsk_long(struct task_struct *, unsigned long, unsigned long *);
extern int read_tsk_short(struct task_struct *, unsigned long,
unsigned short *);
#define arch_has_single_step() (1)
#endif /* _ASM_SCORE_PTRACE_H */
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