mirror of https://github.com/acidanthera/audk.git
89 lines
2.0 KiB
C
89 lines
2.0 KiB
C
/** @file
|
|
UEFI Event support functions and structure.
|
|
|
|
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
|
|
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.
|
|
|
|
**/
|
|
|
|
#ifndef __EVENT_H__
|
|
#define __EVENT_H__
|
|
|
|
|
|
#define VALID_TPL(a) ((a) <= TPL_HIGH_LEVEL)
|
|
extern UINTN gEventPending;
|
|
|
|
|
|
//
|
|
// EFI_EVENT
|
|
//
|
|
|
|
///
|
|
/// Timer event information
|
|
///
|
|
typedef struct {
|
|
LIST_ENTRY Link;
|
|
UINT64 TriggerTime;
|
|
UINT64 Period;
|
|
} TIMER_EVENT_INFO;
|
|
|
|
#define EVENT_SIGNATURE SIGNATURE_32('e','v','n','t')
|
|
typedef struct {
|
|
UINTN Signature;
|
|
UINT32 Type;
|
|
UINT32 SignalCount;
|
|
///
|
|
/// Entry if the event is registered to be signalled
|
|
///
|
|
LIST_ENTRY SignalLink;
|
|
///
|
|
/// Notification information for this event
|
|
///
|
|
EFI_TPL NotifyTpl;
|
|
EFI_EVENT_NOTIFY NotifyFunction;
|
|
VOID *NotifyContext;
|
|
EFI_GUID EventGroup;
|
|
LIST_ENTRY NotifyLink;
|
|
BOOLEAN ExFlag;
|
|
///
|
|
/// A list of all runtime events
|
|
///
|
|
EFI_RUNTIME_EVENT_ENTRY RuntimeData;
|
|
TIMER_EVENT_INFO Timer;
|
|
} IEVENT;
|
|
|
|
//
|
|
// Internal prototypes
|
|
//
|
|
|
|
|
|
/**
|
|
Dispatches all pending events.
|
|
|
|
@param Priority The task priority level of event notifications
|
|
to dispatch
|
|
|
|
**/
|
|
VOID
|
|
CoreDispatchEventNotifies (
|
|
IN EFI_TPL Priority
|
|
);
|
|
|
|
|
|
/**
|
|
Initializes timer support.
|
|
|
|
**/
|
|
VOID
|
|
CoreInitializeTimer (
|
|
VOID
|
|
);
|
|
|
|
#endif
|