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evtchn.h revision 1.9.2.4
      1  1.9.2.4    yamt /*	$NetBSD: evtchn.h,v 1.9.2.4 2008/02/27 08:36:29 yamt Exp $	*/
      2      1.2  bouyer 
      3      1.2  bouyer /*
      4      1.2  bouyer  *
      5      1.2  bouyer  * Copyright (c) 2004 Christian Limpach.
      6      1.2  bouyer  * All rights reserved.
      7      1.2  bouyer  *
      8      1.2  bouyer  * Redistribution and use in source and binary forms, with or without
      9      1.2  bouyer  * modification, are permitted provided that the following conditions
     10      1.2  bouyer  * are met:
     11      1.2  bouyer  * 1. Redistributions of source code must retain the above copyright
     12      1.2  bouyer  *    notice, this list of conditions and the following disclaimer.
     13      1.2  bouyer  * 2. Redistributions in binary form must reproduce the above copyright
     14      1.2  bouyer  *    notice, this list of conditions and the following disclaimer in the
     15      1.2  bouyer  *    documentation and/or other materials provided with the distribution.
     16      1.2  bouyer  * 3. All advertising materials mentioning features or use of this software
     17      1.2  bouyer  *    must display the following acknowledgement:
     18      1.2  bouyer  *      This product includes software developed by Christian Limpach.
     19      1.2  bouyer  * 4. The name of the author may not be used to endorse or promote products
     20      1.2  bouyer  *    derived from this software without specific prior written permission.
     21      1.2  bouyer  *
     22      1.2  bouyer  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     23      1.2  bouyer  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24      1.2  bouyer  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25      1.2  bouyer  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     26      1.2  bouyer  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     27      1.2  bouyer  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28      1.2  bouyer  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29      1.2  bouyer  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30      1.2  bouyer  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     31      1.2  bouyer  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32      1.2  bouyer  */
     33      1.2  bouyer 
     34      1.2  bouyer #ifndef _XEN_EVENTS_H_
     35      1.2  bouyer #define _XEN_EVENTS_H_
     36      1.2  bouyer 
     37  1.9.2.1    yamt #define NR_PIRQS	256
     38      1.2  bouyer 
     39      1.5  bouyer extern struct evtsource *evtsource[];
     40      1.2  bouyer 
     41      1.2  bouyer void events_default_setup(void);
     42      1.2  bouyer void init_events(void);
     43      1.9    yamt unsigned int evtchn_do_event(int, struct intrframe *);
     44  1.9.2.2    yamt void call_evtchn_do_event(int, struct intrframe *);
     45      1.6  bouyer int event_set_handler(int, int (*func)(void *), void *, int, const char *);
     46      1.5  bouyer int event_remove_handler(int, int (*func)(void *), void *);
     47      1.2  bouyer 
     48  1.9.2.4    yamt struct intrhand;
     49  1.9.2.4    yamt void event_set_iplhandler(struct intrhand *, int);
     50  1.9.2.4    yamt 
     51  1.9.2.3    yamt extern int debug_port;
     52  1.9.2.3    yamt extern int xen_debug_handler(void *);
     53  1.9.2.3    yamt 
     54      1.5  bouyer int bind_virq_to_evtch(int);
     55      1.5  bouyer int bind_pirq_to_evtch(int);
     56      1.5  bouyer void unbind_pirq_from_evtch(int);
     57      1.5  bouyer void unbind_virq_from_evtch(int);
     58      1.2  bouyer 
     59      1.2  bouyer struct pintrhand {
     60      1.2  bouyer 	int pirq;
     61      1.5  bouyer 	int evtch;
     62      1.2  bouyer 	int (*func)(void *);
     63      1.2  bouyer 	void *arg;
     64      1.2  bouyer };
     65      1.2  bouyer 
     66  1.9.2.2    yamt struct pintrhand *pirq_establish(int, int, int (*)(void *), void *, int,
     67  1.9.2.2    yamt      const char *);
     68      1.2  bouyer 
     69      1.2  bouyer #endif /*  _XEN_EVENTS_H_ */
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