mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-12 14:36:56 +01:00
69 lines
2.5 KiB
C
69 lines
2.5 KiB
C
|
/** @file
|
||
|
|
This file declares FindFv PPI, which is used to locate FVs that contain PEIMs in PEI.
|
||
|
|
|
||
|
|
Copyright (c) 2007 - 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 that 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.
|
||
|
|
|
||
|
|
@par Revision Reference:
|
||
|
|
This PPI is defined in PEI CIS
|
||
|
|
Version 0.91.
|
||
|
|
|
||
|
|
**/
|
||
|
|
|
||
|
|
#ifndef _FIND_FV_H_
|
||
|
|
#define _FIND_FV_H_
|
||
|
|
|
||
|
|
///
|
||
|
|
/// Inconsistent with specification here:
|
||
|
|
/// GUID value format has been changed to the standard GUID format.
|
||
|
|
///
|
||
|
|
#define EFI_PEI_FIND_FV_PPI_GUID \
|
||
|
|
{ \
|
||
|
|
0x36164812, 0xa023, 0x44e5, {0xbd, 0x85, 0x5, 0xbf, 0x3c, 0x77, 0x0, 0xaa } \
|
||
|
|
}
|
||
|
|
|
||
|
|
typedef struct _EFI_PEI_FIND_FV_PPI EFI_PEI_FIND_FV_PPI;
|
||
|
|
|
||
|
|
/**
|
||
|
|
This interface returns the base address of the firmware volume whose index
|
||
|
|
was passed in FvNumber. Once this function reports a firmware volume
|
||
|
|
index/base address pair, that index/address pairing must continue throughout PEI.
|
||
|
|
|
||
|
|
@param PeiServices The pointer to the PEI Services Table.
|
||
|
|
@param This Interface pointer that implements the Find FV service.
|
||
|
|
@param FvNumber The index of the firmware volume to locate.
|
||
|
|
@param FvAddress The address of the volume to discover.
|
||
|
|
|
||
|
|
@retval EFI_SUCCESS An additional firmware volume was found.
|
||
|
|
@retval EFI_OUT_OF_RESOURCES There are no firmware volumes for the given FvNumber.
|
||
|
|
@retval EFI_INVALID_PARAMETER *FvAddress is NULL.
|
||
|
|
|
||
|
|
**/
|
||
|
|
typedef
|
||
|
|
EFI_STATUS
|
||
|
|
(EFIAPI *EFI_PEI_FIND_FV_FINDFV)(
|
||
|
|
IN EFI_PEI_FIND_FV_PPI *This,
|
||
|
|
IN EFI_PEI_SERVICES **PeiServices,
|
||
|
|
IN UINT8 *FvNumber,
|
||
|
|
IN OUT EFI_FIRMWARE_VOLUME_HEADER **FVAddress
|
||
|
|
);
|
||
|
|
|
||
|
|
/**
|
||
|
|
Hardware mechanisms for locating FVs in a platform vary widely.
|
||
|
|
EFI_PEI_FIND_FV_PPI serves to abstract this variation so that the
|
||
|
|
PEI Foundation can remain standard across a wide variety of platforms.
|
||
|
|
**/
|
||
|
|
struct _EFI_PEI_FIND_FV_PPI {
|
||
|
|
EFI_PEI_FIND_FV_FINDFV FindFv; ///< Service that abstracts the location of additional firmware volumes.
|
||
|
|
};
|
||
|
|
|
||
|
|
extern EFI_GUID gEfiFindFvPpiGuid;
|
||
|
|
|
||
|
|
#endif
|