mirror of https://github.com/acidanthera/audk.git
160 lines
4.1 KiB
C
160 lines
4.1 KiB
C
/** @file
|
|
*
|
|
* Copyright (c) 2011-2013, 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/IoLib.h>
|
|
#include <Library/ArmPlatformLib.h>
|
|
#include <Library/DebugLib.h>
|
|
#include <Library/PcdLib.h>
|
|
|
|
#include <Ppi/ArmMpCoreInfo.h>
|
|
|
|
#include <ArmPlatform.h>
|
|
|
|
ARM_CORE_INFO mVersatileExpressMpCoreInfoTable[] = {
|
|
{
|
|
// Cluster 0, Core 0
|
|
0x0, 0x0,
|
|
|
|
// NOTE:
|
|
// The foundation model does not have the VE_SYS_REGS like all the other VE
|
|
// platforms. We pick a spot in RAM that *should* be safe in the simple case
|
|
// of no UEFI apps interfering (Only the Linux loader getting used). By the
|
|
// time we come to load Linux we should have all the cores in a safe place.
|
|
// The image expects to be loaded at 0xa0000000. We also place the mailboxes
|
|
// here as it does not matter if we corrupt the image at this time.
|
|
// NOTE also see: "ArmVExpressSecLibRTSM/AArch64/RTSMFoundationBoot.S"
|
|
|
|
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(UINT64)0x0
|
|
|
|
},
|
|
{
|
|
// Cluster 0, Core 1
|
|
0x0, 0x1,
|
|
|
|
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(UINT64)0x0
|
|
|
|
},
|
|
{
|
|
// Cluster 0, Core 2
|
|
0x0, 0x2,
|
|
|
|
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(UINT64)0x0
|
|
},
|
|
{
|
|
// Cluster 0, Core 3
|
|
0x0, 0x3,
|
|
|
|
// MP Core MailBox Set/Get/Clear Addresses and Clear Value
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(EFI_PHYSICAL_ADDRESS)0xa0000000,
|
|
(UINT64)0x0
|
|
}
|
|
};
|
|
|
|
/**
|
|
Return the current Boot Mode
|
|
|
|
This function returns the boot reason on the platform
|
|
|
|
@return Return the current Boot Mode of 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/Pei or ArmPlatformPkg/Pei/PlatformPeim
|
|
in the PEI phase.
|
|
|
|
**/
|
|
RETURN_STATUS
|
|
ArmPlatformInitialize (
|
|
IN UINTN MpId
|
|
)
|
|
{
|
|
/* The Foundation model has no SP810 to initialise. */
|
|
|
|
return RETURN_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Initialize the system (or sometimes called permanent) memory
|
|
|
|
This memory is generally represented by the DRAM.
|
|
|
|
**/
|
|
VOID
|
|
ArmPlatformInitializeSystemMemory (
|
|
VOID
|
|
)
|
|
{
|
|
// Nothing to do here
|
|
}
|
|
|
|
EFI_STATUS
|
|
PrePeiCoreGetMpCoreInfo (
|
|
OUT UINTN *CoreCount,
|
|
OUT ARM_CORE_INFO **ArmCoreTable
|
|
)
|
|
{
|
|
// Foundation model has no VE_SYS_REGS
|
|
// Only support one cluster
|
|
*CoreCount = ArmGetCpuCountPerCluster ();
|
|
*ArmCoreTable = mVersatileExpressMpCoreInfoTable;
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
// Needs to be declared in the file. Otherwise gArmMpCoreInfoPpiGuid is undefined in the context 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
|
|
)
|
|
{
|
|
*PpiListSize = sizeof(gPlatformPpiTable);
|
|
*PpiList = gPlatformPpiTable;
|
|
}
|