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-rw-r--r--include/hw/xen/xen-bus.h17
-rw-r--r--include/hw/xen/xen_common.h1
2 files changed, 18 insertions, 0 deletions
diff --git a/include/hw/xen/xen-bus.h b/include/hw/xen/xen-bus.h
index 63a09b6..b554559 100644
--- a/include/hw/xen/xen-bus.h
+++ b/include/hw/xen/xen-bus.h
@@ -26,6 +26,8 @@ typedef struct XenDevice {
XenWatch *frontend_state_watch;
xengnttab_handle *xgth;
bool feature_grant_copy;
+ xenevtchn_handle *xeh;
+ NotifierList event_notifiers;
} XenDevice;
typedef char *(*XenDeviceGetName)(XenDevice *xendev, Error **errp);
@@ -104,4 +106,19 @@ void xen_device_copy_grant_refs(XenDevice *xendev, bool to_domain,
XenDeviceGrantCopySegment segs[],
unsigned int nr_segs, Error **errp);
+typedef struct XenEventChannel XenEventChannel;
+
+typedef void (*XenEventHandler)(void *opaque);
+
+XenEventChannel *xen_device_bind_event_channel(XenDevice *xendev,
+ unsigned int port,
+ XenEventHandler handler,
+ void *opaque, Error **errp);
+void xen_device_notify_event_channel(XenDevice *xendev,
+ XenEventChannel *channel,
+ Error **errp);
+void xen_device_unbind_event_channel(XenDevice *xendev,
+ XenEventChannel *channel,
+ Error **errp);
+
#endif /* HW_XEN_BUS_H */
diff --git a/include/hw/xen/xen_common.h b/include/hw/xen/xen_common.h
index 93f631e..9c3ac07 100644
--- a/include/hw/xen/xen_common.h
+++ b/include/hw/xen/xen_common.h
@@ -32,6 +32,7 @@ extern xc_interface *xen_xc;
typedef xc_interface xenforeignmemory_handle;
typedef xc_evtchn xenevtchn_handle;
typedef xc_gnttab xengnttab_handle;
+typedef evtchn_port_or_error_t xenevtchn_port_or_error_t;
#define xenevtchn_open(l, f) xc_evtchn_open(l, f);
#define xenevtchn_close(h) xc_evtchn_close(h)