35 lines
1 KiB
C
35 lines
1 KiB
C
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#ifndef _S390_EXTINT_H
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#define _S390_EXTINT_H
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/*
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* include/asm-s390/s390_ext.h
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*
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* S390 version
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* Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation
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* Author(s): Holger Smolinski (Holger.Smolinski@de.ibm.com),
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* Martin Schwidefsky (schwidefsky@de.ibm.com)
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*/
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typedef void (*ext_int_handler_t)(struct pt_regs *regs, __u16 code);
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/*
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* Warning: if you change ext_int_info_t you have to change the
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* external interrupt handler in entry.S too.
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*/
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typedef struct ext_int_info_t {
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struct ext_int_info_t *next;
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ext_int_handler_t handler;
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__u16 code;
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} __attribute__ ((packed)) ext_int_info_t;
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extern ext_int_info_t *ext_int_hash[];
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int register_external_interrupt(__u16 code, ext_int_handler_t handler);
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int register_early_external_interrupt(__u16 code, ext_int_handler_t handler,
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ext_int_info_t *info);
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int unregister_external_interrupt(__u16 code, ext_int_handler_t handler);
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int unregister_early_external_interrupt(__u16 code, ext_int_handler_t handler,
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ext_int_info_t *info);
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#endif
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