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/** @file
*
* Copyright (c) 2011-2012, ARM Limited. All rights reserved.
*
* This program and the accompanying materials
* are licensed and made available under the terms and conditions of the BSD License
* which accompanies this distribution. The full text of the license may be found at
* http://opensource.org/licenses/bsd-license.php
*
* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
*
**/
#include <Library/ArmLib.h>
#include <Library/ArmPlatformLib.h>
#include <Ppi/ArmMpCoreInfo.h>
ARM_CORE_INFO mArmPlatformNullMpCoreInfoTable[] = {
{
// Cluster 0, Core 0
0x0, 0x0,
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
(EFI_PHYSICAL_ADDRESS)0,
(EFI_PHYSICAL_ADDRESS)0,
(EFI_PHYSICAL_ADDRESS)0,
(UINT64)0xFFFFFFFF
},
{
// Cluster 0, Core 1
0x0, 0x1,
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
(EFI_PHYSICAL_ADDRESS)0,
(EFI_PHYSICAL_ADDRESS)0,
(EFI_PHYSICAL_ADDRESS)0,
(UINT64)0xFFFFFFFF
},
{
// Cluster 0, Core 2
0x0, 0x2,
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
(EFI_PHYSICAL_ADDRESS)0,
(EFI_PHYSICAL_ADDRESS)0,
(EFI_PHYSICAL_ADDRESS)0,
(UINT64)0xFFFFFFFF
},
{
// Cluster 0, Core 3
0x0, 0x3,
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
(EFI_PHYSICAL_ADDRESS)0,
(EFI_PHYSICAL_ADDRESS)0,
(EFI_PHYSICAL_ADDRESS)0,
(UINT64)0xFFFFFFFF
}
};
// This function should be better located into TimerLib implementation
RETURN_STATUS
EFIAPI
TimerConstructor (
VOID
)
{
return EFI_SUCCESS;
}
/**
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 setup in the normal world
This function is called by the ArmPlatformPkg/PrePi or ArmPlatformPkg/PlatformPei
in the PEI phase.
**/
RETURN_STATUS
ArmPlatformInitialize (
IN UINTN MpId
)
{
if (!ArmPlatformIsPrimaryCore (MpId)) {
return RETURN_SUCCESS;
}
//TODO: Implement me
return RETURN_SUCCESS;
}
/**
Initialize the system (or sometimes called permanent) memory
This memory is generally represented by the DRAM.
**/
VOID
ArmPlatformInitializeSystemMemory (
VOID
)
{
//TODO: Implement me
}
EFI_STATUS
PrePeiCoreGetMpCoreInfo (
OUT UINTN *CoreCount,
OUT ARM_CORE_INFO **ArmCoreTable
)
{
if (ArmIsMpCore()) {
*CoreCount = sizeof(mArmPlatformNullMpCoreInfoTable) / sizeof(ARM_CORE_INFO);
*ArmCoreTable = mArmPlatformNullMpCoreInfoTable;
return EFI_SUCCESS;
} else {
return EFI_UNSUPPORTED;
}
}
// Needs to be declared in the file. Otherwise gArmMpCoreInfoPpiGuid is undefined in the contect of PrePeiCore
EFI_GUID mArmMpCoreInfoPpiGuid = ARM_MP_CORE_INFO_PPI_GUID;
ARM_MP_CORE_INFO_PPI mMpCoreInfoPpi = { PrePeiCoreGetMpCoreInfo };
EFI_PEI_PPI_DESCRIPTOR gPlatformPpiTable[] = {
{
EFI_PEI_PPI_DESCRIPTOR_PPI,
&mArmMpCoreInfoPpiGuid,
&mMpCoreInfoPpi
}
};
VOID
ArmPlatformGetPlatformPpiList (
OUT UINTN *PpiListSize,
OUT EFI_PEI_PPI_DESCRIPTOR **PpiList
)
{
if (ArmIsMpCore()) {
*PpiListSize = sizeof(gPlatformPpiTable);
*PpiList = gPlatformPpiTable;
} else {
*PpiListSize = 0;
*PpiList = NULL;
}
}
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