MdePkg/Include/Ppi/Stall.h File Reference


Data Structures

struct  _EFI_PEI_STALL_PPI

Defines

#define EFI_PEI_STALL_PPI_GUID   { 0x1f4c6f90, 0xb06b, 0x48d8, {0xa2, 0x01, 0xba, 0xe5, 0xf1, 0xcd, 0x7d, 0x56 } }

Typedefs

typedef struct _EFI_PEI_STALL_PPI EFI_PEI_STALL_PPI
typedef EFI_STATUS(EFIAPI * EFI_PEI_STALL )(IN CONST EFI_PEI_SERVICES **PeiServices, IN CONST EFI_PEI_STALL_PPI *This, IN UINTN Microseconds)

Variables

EFI_GUID gEfiPeiStallPpiGuid

Detailed Description

This file declares Stall PPI.

This ppi abstracts the blocking stall service to other agents.

Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.
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.

Revision Reference:
This PPI is introduced in PI Version 1.0.

Define Documentation

#define EFI_PEI_STALL_PPI_GUID   { 0x1f4c6f90, 0xb06b, 0x48d8, {0xa2, 0x01, 0xba, 0xe5, 0xf1, 0xcd, 0x7d, 0x56 } }


Typedef Documentation

typedef EFI_STATUS(EFIAPI * EFI_PEI_STALL)(IN CONST EFI_PEI_SERVICES **PeiServices, IN CONST EFI_PEI_STALL_PPI *This, IN UINTN Microseconds)

The Stall() function provides a blocking stall for at least the number of microseconds stipulated in the final argument of the API.

Parameters:
PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.
This Pointer to the local data for the interface.
Microseconds Number of microseconds for which to stall.
Return values:
EFI_SUCCESS The service provided at least the required delay.


Variable Documentation


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