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 (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation 9 * Author(s): Holger Smolinski (Holger.Smolinski@de.ibm.com), 10 * Martin Schwidefsky (schwidefsky@de.ibm.com) 11 */ 12 13typedef void (*ext_int_handler_t)(struct pt_regs *regs, __u16 code); 14 15/* 16 * Warning: if you change ext_int_info_t you have to change the 17 * external interrupt handler in entry.S too. 18 */ 19typedef struct ext_int_info_t { 20 struct ext_int_info_t *next; 21 ext_int_handler_t handler; 22 __u16 code; 23} __attribute__ ((packed)) ext_int_info_t; 24 25extern ext_int_info_t *ext_int_hash[]; 26 27int register_external_interrupt(__u16 code, ext_int_handler_t handler); 28int register_early_external_interrupt(__u16 code, ext_int_handler_t handler, 29 ext_int_info_t *info); 30int unregister_external_interrupt(__u16 code, ext_int_handler_t handler); 31int unregister_early_external_interrupt(__u16 code, ext_int_handler_t handler, 32 ext_int_info_t *info); 33 34#endif 35