Revision: 16136
http://sourceforge.net/p/edk2/code/16136
Author: oliviermartin
Date: 2014-09-18 17:58:01 +0000 (Thu, 18 Sep 2014)
Log Message:
-----------
ArmPlatformPkg/ArmVirtualizationPkg: Add PlatformPeiLib library
This is a fork of the ARM PlatformPeiLib for virtual machines. The main
purpose of having this specific implementation is that it allows us to
preserve the device tree blob if it was passed to us in system DRAM.
Contributed-under: TianoCore Contribution Agreement 1.0
Reviewed-by: Laszlo Ersek <[email protected]>
Signed-off-by: Ard Biesheuvel <[email protected]>
Reviewed-by: Olivier Martin <[email protected]>
Added Paths:
-----------
trunk/edk2/ArmPlatformPkg/ArmVirtualizationPkg/Library/PlatformPeiLib/
trunk/edk2/ArmPlatformPkg/ArmVirtualizationPkg/Library/PlatformPeiLib/PlatformPeiLib.c
trunk/edk2/ArmPlatformPkg/ArmVirtualizationPkg/Library/PlatformPeiLib/PlatformPeiLib.inf
Added:
trunk/edk2/ArmPlatformPkg/ArmVirtualizationPkg/Library/PlatformPeiLib/PlatformPeiLib.c
===================================================================
---
trunk/edk2/ArmPlatformPkg/ArmVirtualizationPkg/Library/PlatformPeiLib/PlatformPeiLib.c
(rev 0)
+++
trunk/edk2/ArmPlatformPkg/ArmVirtualizationPkg/Library/PlatformPeiLib/PlatformPeiLib.c
2014-09-18 17:58:01 UTC (rev 16136)
@@ -0,0 +1,47 @@
+/** @file
+*
+* Copyright (c) 2011-2012, ARM Limited. All rights reserved.
+* Copyright (c) 2014, Linaro 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 <PiPei.h>
+
+#include <Library/MemoryAllocationLib.h>
+#include <Library/DebugLib.h>
+#include <Library/HobLib.h>
+#include <Library/PcdLib.h>
+#include <libfdt.h>
+
+EFI_STATUS
+EFIAPI
+PlatformPeim (
+ VOID
+ )
+{
+ VOID *Base;
+ VOID *NewBase;
+ UINTN FdtSize;
+
+ Base = (VOID*)(UINTN)FixedPcdGet64 (PcdDeviceTreeInitialBaseAddress);
+ ASSERT (fdt_check_header (Base) == 0);
+
+ FdtSize = fdt_totalsize (Base);
+ NewBase = AllocatePages (EFI_SIZE_TO_PAGES (FdtSize));
+ ASSERT (NewBase != NULL);
+
+ CopyMem (NewBase, Base, FdtSize);
+ PcdSet64 (PcdDeviceTreeBaseAddress, (UINT64)(UINTN)NewBase);
+
+ BuildFvHob (PcdGet32(PcdFvBaseAddress), PcdGet32(PcdFvSize));
+
+ return EFI_SUCCESS;
+}
Added:
trunk/edk2/ArmPlatformPkg/ArmVirtualizationPkg/Library/PlatformPeiLib/PlatformPeiLib.inf
===================================================================
---
trunk/edk2/ArmPlatformPkg/ArmVirtualizationPkg/Library/PlatformPeiLib/PlatformPeiLib.inf
(rev 0)
+++
trunk/edk2/ArmPlatformPkg/ArmVirtualizationPkg/Library/PlatformPeiLib/PlatformPeiLib.inf
2014-09-18 17:58:01 UTC (rev 16136)
@@ -0,0 +1,48 @@
+#/** @file
+#
+# Copyright (c) 2011-2012, ARM Limited. All rights reserved.
+# Copyright (c) 2014, Linaro 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.
+#
+#**/
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = PlatformPeiLib
+ FILE_GUID = 59C11815-F8DA-4F49-B4FB-EC1E41ED1F06
+ MODULE_TYPE = SEC
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = PlatformPeiLib
+
+[Sources]
+ PlatformPeiLib.c
+
+[Packages]
+ ArmPkg/ArmPkg.dec
+ ArmPlatformPkg/ArmVirtualizationPkg/ArmVirtualizationPkg.dec
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+ EmbeddedPkg/EmbeddedPkg.dec
+
+[LibraryClasses]
+ DebugLib
+ HobLib
+ FdtLib
+
+[FixedPcd]
+ gArmTokenSpaceGuid.PcdFvBaseAddress
+ gArmTokenSpaceGuid.PcdFvSize
+ gArmVirtualizationTokenSpaceGuid.PcdDeviceTreeInitialBaseAddress
+
+[Pcd]
+ gArmVirtualizationTokenSpaceGuid.PcdDeviceTreeBaseAddress
+
+[Depex]
+ gEfiPeiMemoryDiscoveredPpiGuid
------------------------------------------------------------------------------
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