diff options
Diffstat (limited to 'OvmfPkg/XenBusDxe/EventChannel.c')
-rw-r--r-- | OvmfPkg/XenBusDxe/EventChannel.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/OvmfPkg/XenBusDxe/EventChannel.c b/OvmfPkg/XenBusDxe/EventChannel.c deleted file mode 100644 index 490ca58cb4..0000000000 --- a/OvmfPkg/XenBusDxe/EventChannel.c +++ /dev/null @@ -1,84 +0,0 @@ -/** @file
- Event Channel function implementation.
-
- Event channel are use to notify of an event that happened in a shared
- structure for example.
-
- Copyright (C) 2014, Citrix Ltd.
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-#include "EventChannel.h"
-
-#include <Library/XenHypercallLib.h>
-
-UINT32
-XenEventChannelNotify (
- IN XENBUS_DEVICE *Dev,
- IN evtchn_port_t Port
- )
-{
- INTN ReturnCode;
- evtchn_send_t Send;
-
- Send.port = Port;
- ReturnCode = XenHypercallEventChannelOp (EVTCHNOP_send, &Send);
- return (UINT32)ReturnCode;
-}
-
-UINT32
-EFIAPI
-XenBusEventChannelAllocate (
- IN XENBUS_PROTOCOL *This,
- IN domid_t DomainId,
- OUT evtchn_port_t *Port
- )
-{
- evtchn_alloc_unbound_t Parameter;
- UINT32 ReturnCode;
-
- Parameter.dom = DOMID_SELF;
- Parameter.remote_dom = DomainId;
- ReturnCode = (UINT32)XenHypercallEventChannelOp (
- EVTCHNOP_alloc_unbound,
- &Parameter);
- if (ReturnCode != 0) {
- DEBUG ((EFI_D_ERROR, "ERROR: alloc_unbound failed with rc=%d", ReturnCode));
- return ReturnCode;
- }
- *Port = Parameter.port;
- return ReturnCode;
-}
-
-UINT32
-EFIAPI
-XenBusEventChannelNotify (
- IN XENBUS_PROTOCOL *This,
- IN evtchn_port_t Port
- )
-{
- XENBUS_PRIVATE_DATA *Private;
-
- Private = XENBUS_PRIVATE_DATA_FROM_THIS(This);
- return XenEventChannelNotify (Private->Dev, Port);
-}
-
-UINT32
-EFIAPI
-XenBusEventChannelClose (
- IN XENBUS_PROTOCOL *This,
- IN evtchn_port_t Port
- )
-{
- evtchn_close_t Close;
-
- Close.port = Port;
- return (UINT32)XenHypercallEventChannelOp (EVTCHNOP_close, &Close);
-}
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