1 /* 2 * QEMU Xen emulation: Event channel support 3 * 4 * Copyright © 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved. 5 * 6 * Authors: David Woodhouse <dwmw2@infradead.org> 7 * 8 * This work is licensed under the terms of the GNU GPL, version 2 or later. 9 * See the COPYING file in the top-level directory. 10 */ 11 12 #ifndef QEMU_XEN_EVTCHN_H 13 #define QEMU_XEN_EVTCHN_H 14 15 void xen_evtchn_create(void); 16 int xen_evtchn_set_callback_param(uint64_t param); 17 18 struct evtchn_status; 19 struct evtchn_close; 20 struct evtchn_unmask; 21 struct evtchn_bind_virq; 22 int xen_evtchn_status_op(struct evtchn_status *status); 23 int xen_evtchn_close_op(struct evtchn_close *close); 24 int xen_evtchn_unmask_op(struct evtchn_unmask *unmask); 25 int xen_evtchn_bind_virq_op(struct evtchn_bind_virq *virq); 26 27 #endif /* QEMU_XEN_EVTCHN_H */ 28