audk/ArmPkg/Include/Ppi/ArmMpCoreInfo.h

53 lines
1.8 KiB
C

/** @file
*
* Copyright (c) 2011, ARM Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-2-Clause-Patent
*
**/
#ifndef ARM_MP_CORE_INFO_PPI_H_
#define ARM_MP_CORE_INFO_PPI_H_
#include <Guid/ArmMpCoreInfo.h>
#define ARM_MP_CORE_INFO_PPI_GUID \
{ 0x6847cc74, 0xe9ec, 0x4f8f, {0xa2, 0x9d, 0xab, 0x44, 0xe7, 0x54, 0xa8, 0xfc} }
/**
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 *ARM_MP_CORE_INFO_GET)(
OUT UINTN *ArmCoreCount,
OUT ARM_CORE_INFO **ArmCoreTable
);
///
/// 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 {
ARM_MP_CORE_INFO_GET GetMpCoreInfo;
} ARM_MP_CORE_INFO_PPI;
extern EFI_GUID gArmMpCoreInfoPpiGuid;
extern EFI_GUID gArmMpCoreInfoGuid;
#endif // ARM_MP_CORE_INFO_PPI_H_