diff options
| author | Harry Liebel <Harry.Liebel@arm.com> | 2013-07-19 00:07:16 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-07-19 00:07:16 +0000 |
| commit | f9cec5f1d9680b285d5adbb8db74d68e2294ec79 (patch) | |
| tree | c402d79fdbb6e657d99cb27e736327ce49d80c9d /ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSMFoundation.c | |
| parent | 6cf57789614b591da97862acf98dfc7c31a52bf1 (diff) | |
| download | edk2-platforms-f9cec5f1d9680b285d5adbb8db74d68e2294ec79.tar.xz | |
ArmPlatformPkg: Added Aarch64 Foundation Model
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Harry Liebel <Harry.Liebel@arm.com>
Signed-off-by: Olivier Martin <olivier.martin@arm.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14495 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSMFoundation.c')
| -rw-r--r-- | ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSMFoundation.c | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSMFoundation.c b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSMFoundation.c new file mode 100644 index 0000000000..1b1671a867 --- /dev/null +++ b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/RTSMFoundation.c @@ -0,0 +1,165 @@ +/** @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>
+
+
+UINTN
+ArmGetCpuCountPerCluster (
+ VOID
+ );
+
+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;
+}
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