mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-11-14 10:05:43 +01:00
81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
/** @file
|
|
|
|
Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
Module Name:
|
|
|
|
Dpc.h
|
|
|
|
Abstract:
|
|
|
|
|
|
**/
|
|
|
|
#ifndef _DPC_H_
|
|
#define _DPC_H_
|
|
|
|
#include <Uefi.h>
|
|
#include <Library/BaseLib.h>
|
|
#include <Library/DebugLib.h>
|
|
#include <Library/UefiDriverEntryPoint.h>
|
|
#include <Library/UefiBootServicesTableLib.h>
|
|
#include <Library/MemoryAllocationLib.h>
|
|
#include <Protocol/Dpc.h>
|
|
|
|
//
|
|
// Internal data struture for managing DPCs. A DPC entry is either on the free
|
|
// list or on a DPC queue at a specific EFI_TPL.
|
|
//
|
|
typedef struct {
|
|
LIST_ENTRY ListEntry;
|
|
EFI_DPC_PROCEDURE DpcProcedure;
|
|
VOID *DpcContext;
|
|
} DPC_ENTRY;
|
|
|
|
/**
|
|
Add a Deferred Procedure Call to the end of the DPC queue.
|
|
|
|
@param This Protocol instance pointer.
|
|
@param DpcTpl The EFI_TPL that the DPC should be invoked.
|
|
@param DpcProcedure Pointer to the DPC's function.
|
|
@param DpcContext Pointer to the DPC's context. Passed to DpcProcedure
|
|
when DpcProcedure is invoked.
|
|
|
|
@retval EFI_SUCCESS The DPC was queued.
|
|
@retval EFI_INVALID_PARAMETER DpcTpl is not a valid EFI_TPL.
|
|
@retval EFI_INVALID_PARAMETER DpcProcedure is NULL.
|
|
@retval EFI_OUT_OF_RESOURCES There are not enough resources available to
|
|
add the DPC to the queue.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
DpcQueueDpc (
|
|
IN EFI_DPC_PROTOCOL *This,
|
|
IN EFI_TPL DpcTpl,
|
|
IN EFI_DPC_PROCEDURE DpcProcedure,
|
|
IN VOID *DpcContext OPTIONAL
|
|
);
|
|
|
|
/**
|
|
Dispatch the queue of DPCs. ALL DPCs that have been queued with a DpcTpl
|
|
value greater than or equal to the current TPL are invoked in the order that
|
|
they were queued. DPCs with higher DpcTpl values are invoked before DPCs with
|
|
lower DpcTpl values.
|
|
|
|
@param This Protocol instance pointer.
|
|
|
|
@retval EFI_SUCCESS One or more DPCs were invoked.
|
|
@retval EFI_NOT_FOUND No DPCs were invoked.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
DpcDispatchDpc (
|
|
IN EFI_DPC_PROTOCOL *This
|
|
);
|
|
|
|
#endif
|
|
|