include/asm-ia64/kdebug.h

   1 #ifndef _IA64_KDEBUG_H
   2 #define _IA64_KDEBUG_H 1
   3 /*
   4  * include/asm-ia64/kdebug.h
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  19  *
  20  * Copyright (C) Intel Corporation, 2005
  21  *
  22  * 2005-Apr     Rusty Lynch <rusty.lynch@intel.com> and Anil S Keshavamurthy
  23  *              <anil.s.keshavamurthy@intel.com> adopted from
  24  *              include/asm-x86_64/kdebug.h
  25  *
  26  * 2005-Oct     Keith Owens <kaos@sgi.com>.  Expand notify_die to cover more
  27  *              events.
  28  */
  29 #include <linux/notifier.h>
  30
  31 struct pt_regs;
  32
  33 struct die_args {
  34         struct pt_regs *regs;
  35         const char *str;
  36         long err;
  37         int trapnr;
  38         int signr;
  39 };
  40
  41 extern int register_die_notifier(struct notifier_block *);
  42 extern int unregister_die_notifier(struct notifier_block *);
  43 extern int register_page_fault_notifier(struct notifier_block *);
  44 extern int unregister_page_fault_notifier(struct notifier_block *);
  45 extern struct atomic_notifier_head ia64die_chain;
  46
  47 enum die_val {
  48         DIE_BREAK = 1,
  49         DIE_FAULT,
  50         DIE_OOPS,
  51         DIE_PAGE_FAULT,
  52         DIE_MACHINE_HALT,
  53         DIE_MACHINE_RESTART,
  54         DIE_MCA_MONARCH_ENTER,
  55         DIE_MCA_MONARCH_PROCESS,
  56         DIE_MCA_MONARCH_LEAVE,
  57         DIE_MCA_SLAVE_ENTER,
  58         DIE_MCA_SLAVE_PROCESS,
  59         DIE_MCA_SLAVE_LEAVE,
  60         DIE_MCA_RENDZVOUS_ENTER,
  61         DIE_MCA_RENDZVOUS_PROCESS,
  62         DIE_MCA_RENDZVOUS_LEAVE,
  63         DIE_MCA_NEW_TIMEOUT,
  64         DIE_INIT_ENTER,
  65         DIE_INIT_MONARCH_ENTER,
  66         DIE_INIT_MONARCH_PROCESS,
  67         DIE_INIT_MONARCH_LEAVE,
  68         DIE_INIT_SLAVE_ENTER,
  69         DIE_INIT_SLAVE_PROCESS,
  70         DIE_INIT_SLAVE_LEAVE,
  71         DIE_KDEBUG_ENTER,
  72         DIE_KDEBUG_LEAVE,
  73         DIE_KDUMP_ENTER,
  74         DIE_KDUMP_LEAVE,
  75 };
  76
  77 static inline int notify_die(enum die_val val, char *str, struct pt_regs *regs,
  78                              long err, int trap, int sig)
  79 {
  80         struct die_args args = {
  81                 .regs   = regs,
  82                 .str    = str,
  83                 .err    = err,
  84                 .trapnr = trap,
  85                 .signr  = sig
  86         };
  87
  88         return atomic_notifier_call_chain(&ia64die_chain, val, &args);
  89 }
  90
  91 #endif