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C/C++ Source or Header  |  2008-12-24  |  876 b   |  33 lines
  1. #ifndef _S390_EXTINT_H
  2. #define _S390_EXTINT_H
  3.  
  4. /*
  5.  *  include/asm-s390/s390_ext.h
  6.  *
  7.  *  S390 version
  8.  *    Copyright IBM Corp. 1999,2007
  9.  *    Author(s): Holger Smolinski (Holger.Smolinski@de.ibm.com),
  10.  *               Martin Schwidefsky (schwidefsky@de.ibm.com)
  11.  */
  12.  
  13. #include <linux/types.h>
  14.  
  15. typedef void (*ext_int_handler_t)(__u16 code);
  16.  
  17. typedef struct ext_int_info_t {
  18.     struct ext_int_info_t *next;
  19.     ext_int_handler_t handler;
  20.     __u16 code;
  21. } ext_int_info_t;
  22.  
  23. extern ext_int_info_t *ext_int_hash[];
  24.  
  25. int register_external_interrupt(__u16 code, ext_int_handler_t handler);
  26. int register_early_external_interrupt(__u16 code, ext_int_handler_t handler,
  27.                       ext_int_info_t *info);
  28. int unregister_external_interrupt(__u16 code, ext_int_handler_t handler);
  29. int unregister_early_external_interrupt(__u16 code, ext_int_handler_t handler,
  30.                     ext_int_info_t *info);
  31.  
  32. #endif
  33.