mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-24 16:27:42 +01:00
61 lines
2.2 KiB
C
61 lines
2.2 KiB
C
|
/** @file
|
||
|
|
This file declares Temporary RAM Support PPI.
|
||
|
|
This Ppi provides the service that migrates temporary RAM into permanent memory.
|
||
|
|
|
||
|
|
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
|
||
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
||
|
|
|
||
|
|
@par Revision Reference:
|
||
|
|
This PPI is introduced in PI Version 1.0.
|
||
|
|
|
||
|
|
**/
|
||
|
|
|
||
|
|
#ifndef __TEMPORARY_RAM_SUPPORT_H__
|
||
|
|
#define __TEMPORARY_RAM_SUPPORT_H__
|
||
|
|
|
||
|
|
///
|
||
|
|
/// Note: The GUID name EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI_GUID is different from the current
|
||
|
|
/// PI 1.2 spec.
|
||
|
|
///
|
||
|
|
#define EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI_GUID \
|
||
|
|
{ 0xdbe23aa9, 0xa345, 0x4b97, {0x85, 0xb6, 0xb2, 0x26, 0xf1, 0x61, 0x73, 0x89} }
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
This service of the EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI that migrates temporary RAM into
|
||
|
|
permanent memory.
|
||
|
|
|
||
|
|
@param PeiServices Pointer to the PEI Services Table.
|
||
|
|
@param TemporaryMemoryBase Source Address in temporary memory from which the SEC or PEIM will copy the
|
||
|
|
Temporary RAM contents.
|
||
|
|
@param PermanentMemoryBase Destination Address in permanent memory into which the SEC or PEIM will copy the
|
||
|
|
Temporary RAM contents.
|
||
|
|
@param CopySize Amount of memory to migrate from temporary to permanent memory.
|
||
|
|
|
||
|
|
@retval EFI_SUCCESS The data was successfully returned.
|
||
|
|
@retval EFI_INVALID_PARAMETER PermanentMemoryBase + CopySize > TemporaryMemoryBase when
|
||
|
|
TemporaryMemoryBase > PermanentMemoryBase.
|
||
|
|
|
||
|
|
**/
|
||
|
|
typedef
|
||
|
|
EFI_STATUS
|
||
|
|
(EFIAPI * TEMPORARY_RAM_MIGRATION)(
|
||
|
|
IN CONST EFI_PEI_SERVICES **PeiServices,
|
||
|
|
IN EFI_PHYSICAL_ADDRESS TemporaryMemoryBase,
|
||
|
|
IN EFI_PHYSICAL_ADDRESS PermanentMemoryBase,
|
||
|
|
IN UINTN CopySize
|
||
|
|
);
|
||
|
|
|
||
|
|
///
|
||
|
|
/// This service abstracts the ability to migrate contents of the platform early memory store.
|
||
|
|
/// Note: The name EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI is different from the current PI 1.2 spec.
|
||
|
|
/// This PPI was optional.
|
||
|
|
///
|
||
|
|
typedef struct {
|
||
|
|
TEMPORARY_RAM_MIGRATION TemporaryRamMigration;
|
||
|
|
} EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI;
|
||
|
|
|
||
|
|
extern EFI_GUID gEfiTemporaryRamSupportPpiGuid;
|
||
|
|
|
||
|
|
#endif
|