]>
Commit | Line | Data |
---|---|---|
f1259bba AP |
1 | /** @file\r |
2 | Event Channel function declaration.\r | |
3 | \r | |
4 | Copyright (C) 2014, Citrix Ltd.\r | |
5 | \r | |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | #ifndef __XENBUS_EVENT_CHANNEL_H\r | |
16 | #define __XENBUS_EVENT_CHANNEL_H\r | |
17 | \r | |
18 | #include "XenBusDxe.h"\r | |
19 | \r | |
20 | #include <IndustryStandard/Xen/event_channel.h>\r | |
21 | \r | |
22 | /**\r | |
23 | Send an event to the remote end of the channel whose local endpoint is Port.\r | |
24 | \r | |
25 | @param Dev A pointer to XENBUS_DEVICE.\r | |
26 | @param Port The port to notify.\r | |
27 | \r | |
28 | @return Return 0 on success, or return the errno code from the hypercall.\r | |
29 | **/\r | |
30 | UINT32\r | |
31 | XenEventChannelNotify (\r | |
32 | IN XENBUS_DEVICE *Dev,\r | |
33 | IN evtchn_port_t Port\r | |
34 | );\r | |
35 | \r | |
e86895d9 AP |
36 | /*\r |
37 | * XenBus protocol\r | |
38 | */\r | |
39 | \r | |
40 | /**\r | |
41 | Allocate a port that can be bind from domain DomainId.\r | |
42 | \r | |
43 | @param This A pointer to the XENBUS_PROTOCOL.\r | |
44 | @param DomainId The domain ID that can bind the newly allocated port.\r | |
45 | @param Port A pointer to a evtchn_port_t that will contain the newly\r | |
46 | allocated port.\r | |
47 | \r | |
48 | @retval UINT32 The return value from the hypercall, 0 if success.\r | |
49 | **/\r | |
50 | UINT32\r | |
51 | EFIAPI\r | |
52 | XenBusEventChannelAllocate (\r | |
53 | IN XENBUS_PROTOCOL *This,\r | |
54 | IN domid_t DomainId,\r | |
55 | OUT evtchn_port_t *Port\r | |
56 | );\r | |
57 | \r | |
58 | /**\r | |
59 | Send an event to the remote end of the channel whose local endpoint is Port.\r | |
60 | \r | |
61 | @param This A pointer to the XENBUS_PROTOCOL.\r | |
62 | @param Port Local port to the the event from.\r | |
63 | \r | |
64 | @retval UINT32 The return value from the hypercall, 0 if success.\r | |
65 | **/\r | |
66 | UINT32\r | |
67 | EFIAPI\r | |
68 | XenBusEventChannelNotify (\r | |
69 | IN XENBUS_PROTOCOL *This,\r | |
70 | IN evtchn_port_t Port\r | |
71 | );\r | |
72 | \r | |
73 | /**\r | |
74 | Close a local event channel Port.\r | |
75 | \r | |
76 | @param This A pointer to the XENBUS_PROTOCOL.\r | |
77 | @param Port The event channel to close.\r | |
78 | \r | |
79 | @retval UINT32 The return value from the hypercall, 0 if success.\r | |
80 | **/\r | |
81 | UINT32\r | |
82 | EFIAPI\r | |
83 | XenBusEventChannelClose (\r | |
84 | IN XENBUS_PROTOCOL *This,\r | |
85 | IN evtchn_port_t Port\r | |
86 | );\r | |
87 | \r | |
f1259bba | 88 | #endif\r |