[src/perseant-stdc-iso10646]: src/sys/arch/xen/include 2752365

[cherry <cherry%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/29f9951929c8
branches:  perseant-stdc-iso10646
changeset: 850647:29f9951929c8
user:      cherry <cherry%NetBSD.org@localhost>
date:      Sun Jul 16 05:03:37 2017 +0000

description:
2752365

diffstat:

 sys/arch/xen/include/evtchn.h |  73 +++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 73 insertions(+), 0 deletions(-)

diffs (77 lines):

diff -r 0fc6e62f1dc7 -r 29f9951929c8 sys/arch/xen/include/evtchn.h
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/xen/include/evtchn.h     Sun Jul 16 05:03:37 2017 +0000
@@ -0,0 +1,73 @@
+/*     $NetBSD: evtchn.h,v 1.24.2.2 2017/07/16 05:03:37 cherry Exp $   */
+
+/*
+ *
+ * Copyright (c) 2004 Christian Limpach.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _XEN_EVENTS_H_
+#define _XEN_EVENTS_H_
+
+#define NR_PIRQS       256
+
+extern struct evtsource *evtsource[];
+
+void events_default_setup(void);
+void events_init(void);
+bool events_suspend(void);
+bool events_resume(void);
+
+unsigned int evtchn_do_event(int, struct intrframe *);
+void call_evtchn_do_event(int, struct intrframe *);
+void call_xenevt_event(int);
+int event_set_handler(int, int (*func)(void *), void *, int, const char *);
+int event_remove_handler(int, int (*func)(void *), void *);
+
+struct cpu_info;
+struct intrhand;
+void event_set_iplhandler(struct cpu_info *, struct intrhand *, int);
+
+extern int debug_port;
+extern int xen_debug_handler(void *);
+
+int bind_virq_to_evtch(int);
+int bind_pirq_to_evtch(int);
+int get_pirq_to_evtch(int);
+int unbind_pirq_from_evtch(int);
+int unbind_virq_from_evtch(int);
+
+evtchn_port_t bind_vcpu_to_evtch(cpuid_t);
+
+struct pintrhand {
+       int pirq;
+       int evtch;
+       int (*func)(void *);
+       void *arg;
+};
+
+struct pintrhand *pirq_establish(int, int, int (*)(void *), void *, int,
+     const char *);
+void pirq_disestablish(struct pintrhand *);
+
+#endif /*  _XEN_EVENTS_H_ */