projects / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 673fd82c OA |
1 | /* SPDX-License-Identifier: GPL-2.0 |
| 2 | * | |
| 3 | * (C) 2003 - Rolf Neugebauer - Intel Research Cambridge | |
| 4 | * (C) 2005 - Grzegorz Milos - Intel Reseach Cambridge | |
| 5 | * (C) 2020 - EPAM Systems Inc. | |
| 6 | * | |
| 7 | * File: events.h | |
| 8 | * Author: Rolf Neugebauer ([email protected]) | |
| 9 | * Changes: Grzegorz Milos ([email protected]) | |
| 10 | * | |
| 11 | * Date: Jul 2003, changes Jun 2005 | |
| 12 | * | |
| 13 | * Description: Deals with events on the event channels | |
| 14 | */ | |
| 15 | #ifndef _EVENTS_H_ | |
| 16 | #define _EVENTS_H_ | |
| 17 | ||
| 2193e160 | 18 | #include <asm/ptrace.h> |
| 673fd82c OA |
19 | #include <asm/xen/hypercall.h> |
| 20 | #include <xen/interface/event_channel.h> | |
| 21 | ||
| 22 | void init_events(void); | |
| 23 | void fini_events(void); | |
| 24 | ||
| 25 | int do_event(evtchn_port_t port, struct pt_regs *regs); | |
| 26 | void unbind_evtchn(evtchn_port_t port); | |
| 27 | void unbind_all_ports(void); | |
| 28 | int evtchn_alloc_unbound(domid_t pal, | |
| 29 | void (*handler)(evtchn_port_t, struct pt_regs *, void *), | |
| 30 | void *data, evtchn_port_t *port); | |
| 31 | ||
| 32 | /* Send notification via event channel */ | |
| 33 | static inline int notify_remote_via_evtchn(evtchn_port_t port) | |
| 34 | { | |
| 35 | struct evtchn_send op; | |
| 36 | ||
| 37 | op.port = port; | |
| 38 | return HYPERVISOR_event_channel_op(EVTCHNOP_send, &op); | |
| 39 | } | |
| 40 | ||
| 41 | void eventchn_poll(void); | |
| 42 | ||
| 43 | #endif /* _EVENTS_H_ */ |