release/src-rt-6.x.4708/linux/linux-2.6.36/include/linux/edac.h

   1 /*
   2  * Generic EDAC defs
   3  *
   4  * Author: Dave Jiang <djiang@mvista.com>
   5  *
   6  * 2006-2008 (c) MontaVista Software, Inc. This file is licensed under
   7  * the terms of the GNU General Public License version 2. This program
   8  * is licensed "as is" without any warranty of any kind, whether express
   9  * or implied.
  10  *
  11  */
  12 #ifndef _LINUX_EDAC_H_
  13 #define _LINUX_EDAC_H_
  14
  15 #include <asm/atomic.h>
  16
  17 #define EDAC_OPSTATE_INVAL      -1
  18 #define EDAC_OPSTATE_POLL       0
  19 #define EDAC_OPSTATE_NMI        1
  20 #define EDAC_OPSTATE_INT        2
  21
  22 extern int edac_op_state;
  23 extern int edac_err_assert;
  24 extern atomic_t edac_handlers;
  25
  26 extern int edac_handler_set(void);
  27 extern void edac_atomic_assert_error(void);
  28
  29 static inline void opstate_init(void)
  30 {
  31         switch (edac_op_state) {
  32         case EDAC_OPSTATE_POLL:
  33         case EDAC_OPSTATE_NMI:
  34                 break;
  35         default:
  36                 edac_op_state = EDAC_OPSTATE_POLL;
  37         }
  38         return;
  39 }
  40
  41 #endif