Remove the ClusterId and CoreId fields in the ARM_CORE_INFO structure in favor of a new Mpidr field. Update code in ArmPlatformPkg/PrePeiCore/MainMPCore and ArmPlatformPkg/PrePi/MainMPCore.c to use the new field and call new macros GET_MPIDR_AFF0 and GET_MPIDR_AFF1 instead. Signed-off-by: Rebecca Cran <rebecca@nuviainc.com> Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
		
			
				
	
	
		
			141 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			141 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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  Copyright (c) 2011-2012, ARM Limited. All rights reserved.
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  SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <Library/ArmLib.h>
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#include <Library/ArmPlatformLib.h>
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#include <Ppi/ArmMpCoreInfo.h>
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ARM_CORE_INFO  mArmPlatformNullMpCoreInfoTable[] = {
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  {
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    // Cluster 0, Core 0
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    0x0,
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    // MP Core MailBox Set/Get/Clear Addresses and Clear Value
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    (EFI_PHYSICAL_ADDRESS)0,
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    (EFI_PHYSICAL_ADDRESS)0,
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    (EFI_PHYSICAL_ADDRESS)0,
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    (UINT64)0xFFFFFFFF
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  },
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  {
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    // Cluster 0, Core 1
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    0x1,
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    // MP Core MailBox Set/Get/Clear Addresses and Clear Value
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    (EFI_PHYSICAL_ADDRESS)0,
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    (EFI_PHYSICAL_ADDRESS)0,
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    (EFI_PHYSICAL_ADDRESS)0,
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    (UINT64)0xFFFFFFFF
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  },
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  {
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    // Cluster 0, Core 2
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    0x2,
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    // MP Core MailBox Set/Get/Clear Addresses and Clear Value
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    (EFI_PHYSICAL_ADDRESS)0,
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    (EFI_PHYSICAL_ADDRESS)0,
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    (EFI_PHYSICAL_ADDRESS)0,
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    (UINT64)0xFFFFFFFF
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  },
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  {
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    // Cluster 0, Core 3
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    0x3,
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    // MP Core MailBox Set/Get/Clear Addresses and Clear Value
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    (EFI_PHYSICAL_ADDRESS)0,
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    (EFI_PHYSICAL_ADDRESS)0,
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    (EFI_PHYSICAL_ADDRESS)0,
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    (UINT64)0xFFFFFFFF
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  }
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};
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// This function should be better located into TimerLib implementation
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RETURN_STATUS
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EFIAPI
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TimerConstructor (
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  VOID
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  )
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{
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  return EFI_SUCCESS;
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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 setup in the normal world
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  This function is called by the ArmPlatformPkg/PrePi or ArmPlatformPkg/PlatformPei
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  in the PEI phase.
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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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  if (!ArmPlatformIsPrimaryCore (MpId)) {
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    return RETURN_SUCCESS;
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  }
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  // TODO: Implement me
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  return RETURN_SUCCESS;
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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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  if (ArmIsMpCore ()) {
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    *CoreCount    = sizeof (mArmPlatformNullMpCoreInfoTable) / sizeof (ARM_CORE_INFO);
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    *ArmCoreTable = mArmPlatformNullMpCoreInfoTable;
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    return EFI_SUCCESS;
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  } else {
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    return EFI_UNSUPPORTED;
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  }
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}
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ARM_MP_CORE_INFO_PPI  mMpCoreInfoPpi = { PrePeiCoreGetMpCoreInfo };
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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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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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  if (ArmIsMpCore ()) {
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    *PpiListSize = sizeof (gPlatformPpiTable);
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    *PpiList     = gPlatformPpiTable;
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  } else {
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    *PpiListSize = 0;
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    *PpiList     = NULL;
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  }
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}
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