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/** @file
Copyright (c) 2021, ARM Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <Library/ArmPlatformLib.h>
#include <Library/BaseLib.h>
#include <Ppi/ArmMpCoreInfo.h>
STATIC ARM_CORE_INFO mCoreInfoTable[] = {
{ 0x0, 0x0 }, // Cluster 0, Core 0
{ 0x0, 0x1 }, // Cluster 0, Core 1
{ 0x1, 0x0 }, // Cluster 1, Core 0
{ 0x1, 0x1 } // Cluster 1, Core 1
};
/**
Return the current Boot Mode.
This function returns the boot reason on the platform.
**/
EFI_BOOT_MODE
ArmPlatformGetBootMode (
VOID
)
{
return BOOT_WITH_FULL_CONFIGURATION;
}
/**
Initialize controllers that must be setup in the normal world.
This function is called by the ArmPlatformPkg/Pei or ArmPlatformPkg/Pei/PlatformPeim
in the PEI phase.
@param[in] MpId Processor ID
**/
RETURN_STATUS
ArmPlatformInitialize (
IN UINTN MpId
)
{
return RETURN_SUCCESS;
}
/**
Populate the Platform core information.
This function populates the ARM_MP_CORE_INFO_PPI with information about the cores.
@param[out] CoreCount Number of cores
@param[out] ArmCoreTable Table containing information about the cores
**/
EFI_STATUS
PrePeiCoreGetMpCoreInfo (
OUT UINTN *CoreCount,
OUT ARM_CORE_INFO **ArmCoreTable
)
{
*CoreCount = sizeof (mCoreInfoTable) / sizeof (ARM_CORE_INFO);
*ArmCoreTable = mCoreInfoTable;
return EFI_SUCCESS;
}
STATIC ARM_MP_CORE_INFO_PPI mMpCoreInfoPpi = {
PrePeiCoreGetMpCoreInfo
};
STATIC EFI_PEI_PPI_DESCRIPTOR gPlatformPpiTable[] = {
{
EFI_PEI_PPI_DESCRIPTOR_PPI,
&gArmMpCoreInfoPpiGuid,
&mMpCoreInfoPpi
}
};
/**
Return the Platform specific PPIs
This function exposes the Morello Platform Specific PPIs.
@param[out] PpiListSize Size in Bytes of the Platform PPI List
@param[out] PpiList Platform PPI List
**/
VOID
ArmPlatformGetPlatformPpiList (
OUT UINTN *PpiListSize,
OUT EFI_PEI_PPI_DESCRIPTOR **PpiList
)
{
*PpiListSize = sizeof (gPlatformPpiTable);
*PpiList = gPlatformPpiTable;
}
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