/*
* Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
#include <pexpert/pexpert.h>
#include <pexpert/protos.h>
#include <machine/machine_routines.h>
#if CONFIG_DTRACE && DEVELOPMENT
#include <mach/sdt.h>
#endif
void PE_incoming_interrupt(int);
struct i386_interrupt_handler {
IOInterruptHandler handler;
void *nub;
void *target;
void *refCon;
};
typedef struct i386_interrupt_handler i386_interrupt_handler_t;
i386_interrupt_handler_t PE_interrupt_handler;
void
PE_incoming_interrupt(int interrupt)
{
i386_interrupt_handler_t *vector;
vector = &PE_interrupt_handler;
#if CONFIG_DTRACE && DEVELOPMENT
DTRACE_INT5(interrupt_start, void *, vector->nub, int, 0,
void *, vector->target, IOInterruptHandler, vector->handler,
void *, vector->refCon);
#endif
vector->handler(vector->target, NULL, vector->nub, interrupt);
#if CONFIG_DTRACE && DEVELOPMENT
DTRACE_INT5(interrupt_complete, void *, vector->nub, int, 0,
void *, vector->target, IOInterruptHandler, vector->handler,
void *, vector->refCon);
#endif
}
void
PE_install_interrupt_handler(void *nub,
__unused int source,
void *target,
IOInterruptHandler handler,
void *refCon)
{
i386_interrupt_handler_t *vector;
vector = &PE_interrupt_handler;
/*vector->source = source; IGNORED */
vector->handler = handler;
vector->nub = nub;
vector->target = target;
vector->refCon = refCon;
}