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