mirror of
https://github.com/xen-project/xen.git
synced 2026-10-28 18:21:39 +01:00
49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
/* -*- Mode:C; c-basic-offset:4; tab-width:4 -*-
|
|
****************************************************************************
|
|
* (C) 2003 - Rolf Neugebauer - Intel Research Cambridge
|
|
* (C) 2005 - Grzegorz Milos - Intel Reseach Cambridge
|
|
****************************************************************************
|
|
*
|
|
* File: events.h
|
|
* Author: Rolf Neugebauer (neugebar@dcs.gla.ac.uk)
|
|
* Changes: Grzegorz Milos (gm281@cam.ac.uk)
|
|
*
|
|
* Date: Jul 2003, changes Jun 2005
|
|
*
|
|
* Environment: Xen Minimal OS
|
|
* Description: Deals with events on the event channels
|
|
*
|
|
****************************************************************************
|
|
*/
|
|
|
|
#ifndef _EVENTS_H_
|
|
#define _EVENTS_H_
|
|
|
|
#include<traps.h>
|
|
#include <xen/event_channel.h>
|
|
|
|
typedef void (*evtchn_handler_t)(evtchn_port_t, struct pt_regs *, void *);
|
|
|
|
/* prototypes */
|
|
int do_event(evtchn_port_t port, struct pt_regs *regs);
|
|
int bind_virq(uint32_t virq, evtchn_handler_t handler, void *data);
|
|
evtchn_port_t bind_evtchn(evtchn_port_t port, evtchn_handler_t handler,
|
|
void *data);
|
|
void unbind_evtchn(evtchn_port_t port);
|
|
void init_events(void);
|
|
int evtchn_alloc_unbound(domid_t pal, evtchn_handler_t handler,
|
|
void *data, evtchn_port_t *port);
|
|
int evtchn_bind_interdomain(domid_t pal, evtchn_port_t remote_port,
|
|
evtchn_handler_t handler, void *data,
|
|
evtchn_port_t *local_port);
|
|
|
|
static inline int notify_remote_via_evtchn(evtchn_port_t port)
|
|
{
|
|
evtchn_send_t op;
|
|
op.port = port;
|
|
return HYPERVISOR_event_channel_op(EVTCHNOP_send, &op);
|
|
}
|
|
|
|
|
|
#endif /* _EVENTS_H_ */
|