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#ifndef _ASM_POWERPC_KDEBUG_H
#define _ASM_POWERPC_KDEBUG_H
#ifdef __KERNEL__
/* nearly identical to x86_64/i386 code */
#include <linux/notifier.h>
struct pt_regs;
struct die_args {
struct pt_regs *regs;
const char *str;
long err;
int trapnr;
int signr;
};
extern int register_die_notifier(struct notifier_block *);
extern int unregister_die_notifier(struct notifier_block *);
/*
* These are only here because kprobes.c wants them to implement a
* blatant layering violation. Will hopefully go away soon once all
* architectures are updated.
*/
static inline int register_page_fault_notifier(struct notifier_block *nb)
{
return 0;
}
static inline int unregister_page_fault_notifier(struct notifier_block *nb)
{
return 0;
}
extern struct atomic_notifier_head powerpc_die_chain;
/* Grossly misnamed. */
enum die_val {
DIE_OOPS = 1,
DIE_IABR_MATCH,
DIE_DABR_MATCH,
DIE_BPT,
DIE_SSTEP,
};
static inline int notify_die(enum die_val val,char *str,struct pt_regs *regs,long err,int trap, int sig)
{
struct die_args args = { .regs=regs, .str=str, .err=err, .trapnr=trap,.signr=sig };
return atomic_notifier_call_chain(&powerpc_die_chain, val, &args);
}
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_KDEBUG_H */
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