48 строки
1.4 KiB
C
48 строки
1.4 KiB
C
#ifndef _XEN_EVENTS_H
|
|
#define _XEN_EVENTS_H
|
|
|
|
#include <linux/interrupt.h>
|
|
|
|
#include <xen/interface/event_channel.h>
|
|
#include <asm/xen/hypercall.h>
|
|
#include <asm/xen/events.h>
|
|
|
|
int bind_evtchn_to_irq(unsigned int evtchn);
|
|
int bind_evtchn_to_irqhandler(unsigned int evtchn,
|
|
irq_handler_t handler,
|
|
unsigned long irqflags, const char *devname,
|
|
void *dev_id);
|
|
int bind_virq_to_irqhandler(unsigned int virq, unsigned int cpu,
|
|
irq_handler_t handler,
|
|
unsigned long irqflags, const char *devname,
|
|
void *dev_id);
|
|
int bind_ipi_to_irqhandler(enum ipi_vector ipi,
|
|
unsigned int cpu,
|
|
irq_handler_t handler,
|
|
unsigned long irqflags,
|
|
const char *devname,
|
|
void *dev_id);
|
|
|
|
/*
|
|
* Common unbind function for all event sources. Takes IRQ to unbind from.
|
|
* Automatically closes the underlying event channel (even for bindings
|
|
* made with bind_evtchn_to_irqhandler()).
|
|
*/
|
|
void unbind_from_irqhandler(unsigned int irq, void *dev_id);
|
|
|
|
void xen_send_IPI_one(unsigned int cpu, enum ipi_vector vector);
|
|
int resend_irq_on_evtchn(unsigned int irq);
|
|
void rebind_evtchn_irq(int evtchn, int irq);
|
|
|
|
static inline void notify_remote_via_evtchn(int port)
|
|
{
|
|
struct evtchn_send send = { .port = port };
|
|
(void)HYPERVISOR_event_channel_op(EVTCHNOP_send, &send);
|
|
}
|
|
|
|
extern void notify_remote_via_irq(int irq);
|
|
|
|
extern void xen_irq_resume(void);
|
|
|
|
#endif /* _XEN_EVENTS_H */
|