include/asm-sparc64/kdebug.h

   1 #ifndef _SPARC64_KDEBUG_H
   2 #define _SPARC64_KDEBUG_H
   3
   4 /* Nearly identical to x86_64/i386 code. */
   5
   6 #include <linux/notifier.h>
   7
   8 struct pt_regs;
   9
  10 struct die_args {
  11         struct pt_regs *regs;
  12         const char *str;
  13         long err;
  14         int trapnr;
  15         int signr;
  16 };
  17
  18 extern int register_die_notifier(struct notifier_block *);
  19 extern int unregister_die_notifier(struct notifier_block *);
  20 extern int register_page_fault_notifier(struct notifier_block *);
  21 extern int unregister_page_fault_notifier(struct notifier_block *);
  22 extern struct atomic_notifier_head sparc64die_chain;
  23
  24 extern void bad_trap(struct pt_regs *, long);
  25
  26 /* Grossly misnamed. */
  27 enum die_val {
  28         DIE_OOPS = 1,
  29         DIE_DEBUG,      /* ta 0x70 */
  30         DIE_DEBUG_2,    /* ta 0x71 */
  31         DIE_DIE,
  32         DIE_TRAP,
  33         DIE_TRAP_TL1,
  34         DIE_GPF,
  35         DIE_CALL,
  36         DIE_PAGE_FAULT,
  37 };
  38
  39 static inline int notify_die(enum die_val val,char *str, struct pt_regs *regs,
  40                              long err, int trap, int sig)
  41 {
  42         struct die_args args = { .regs          = regs,
  43                                  .str           = str,
  44                                  .err           = err,
  45                                  .trapnr        = trap,
  46                                  .signr         = sig };
  47
  48         return atomic_notifier_call_chain(&sparc64die_chain, val, &args);
  49 }
  50
  51 #endif