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| author | andrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-07-02 12:00:00 +0000 |
|---|---|---|
| committer | andrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-07-02 12:00:00 +0000 |
| commit | afdfe8f02bdf8d563554bb620c001072862b064e (patch) | |
| tree | 133edcc99dcde42e92643907f76a093647a322c2 /ArmPkg/Drivers/CpuPei/CpuPei.c | |
| parent | 7ee525b2c1f8d3d6da5f788364fe5be36a979c9c (diff) | |
| download | edk2-afdfe8f02bdf8d563554bb620c001072862b064e.tar.gz edk2-afdfe8f02bdf8d563554bb620c001072862b064e.tar.bz2 edk2-afdfe8f02bdf8d563554bb620c001072862b064e.zip | |
Remove ArmEbPkg and replace with ArmRealViewEbPkg. Ported ArmRealViewEbPkg to have a PEI phase, and added place holder CPU PEIM to ArmPkg. This ArmRealViewEbPkg now boots from SEC, PEI, DXE, BDS, to EBL in the ARM RealView system emulator that comes with RealView Pro.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10621 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPkg/Drivers/CpuPei/CpuPei.c')
| -rwxr-xr-x | ArmPkg/Drivers/CpuPei/CpuPei.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/ArmPkg/Drivers/CpuPei/CpuPei.c b/ArmPkg/Drivers/CpuPei/CpuPei.c new file mode 100755 index 0000000000..5e26244354 --- /dev/null +++ b/ArmPkg/Drivers/CpuPei/CpuPei.c @@ -0,0 +1,115 @@ +/**@file
+
+Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
+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.
+
+Module Name:
+
+ MemoryInit.c
+
+Abstract:
+
+ PEIM to provide fake memory init
+
+**/
+
+
+
+//
+// The package level header files this module uses
+//
+#include <PiPei.h>
+//
+// The protocols, PPI and GUID defintions for this module
+//
+
+//
+// The Library classes this module consumes
+//
+#include <Library/DebugLib.h>
+#include <Library/PeimEntryPoint.h>
+#include <Library/PcdLib.h>
+#include <Library/HobLib.h>
+#include <Library/ArmLib.h>
+
+//
+// Module globals
+//
+
+#define DDR_ATTRIBUTES_CACHED ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK
+#define DDR_ATTRIBUTES_UNCACHED ARM_MEMORY_REGION_ATTRIBUTE_UNCACHED_UNBUFFERED
+
+VOID
+JamArmMmuConfig ( VOID )
+{
+ UINT32 CacheAttributes;
+ ARM_MEMORY_REGION_DESCRIPTOR MemoryTable[3];
+ VOID *TranslationTableBase;
+ UINTN TranslationTableSize;
+
+ if (FeaturePcdGet(PcdCacheEnable) == TRUE) {
+ CacheAttributes = DDR_ATTRIBUTES_CACHED;
+ } else {
+ CacheAttributes = DDR_ATTRIBUTES_UNCACHED;
+ }
+
+ // DDR
+ MemoryTable[0].PhysicalBase = 0;
+ MemoryTable[0].VirtualBase = 0;
+ MemoryTable[0].Length = 0x10000000;
+ MemoryTable[0].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)CacheAttributes;
+
+ // SOC Registers. L3 interconnects
+ MemoryTable[1].PhysicalBase = 0x10000000;
+ MemoryTable[1].VirtualBase = 0x10000000;
+ MemoryTable[1].Length = 0xF0000000;
+ MemoryTable[1].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
+
+ // End of Table
+ MemoryTable[2].PhysicalBase = 0;
+ MemoryTable[2].VirtualBase = 0;
+ MemoryTable[2].Length = 0;
+ MemoryTable[2].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)0;
+
+ ArmConfigureMmu (MemoryTable, &TranslationTableBase, &TranslationTableSize);
+
+ BuildMemoryAllocationHob((EFI_PHYSICAL_ADDRESS)(UINTN)TranslationTableBase, TranslationTableSize, EfiBootServicesData);
+}
+
+
+EFI_STATUS
+EFIAPI
+InitializeCpuPeim (
+ IN EFI_PEI_FILE_HANDLE FileHandle,
+ IN CONST EFI_PEI_SERVICES **PeiServices
+ )
+/*++
+
+Routine Description:
+
+
+
+Arguments:
+
+ FileHandle - Handle of the file being invoked.
+ PeiServices - Describes the list of possible PEI Services.
+
+Returns:
+
+ Status - EFI_SUCCESS if the boot mode could be set
+
+--*/
+{
+ // Enable program flow prediction, if supported.
+ ArmEnableBranchPrediction ();
+
+ JamArmMmuConfig();
+
+ return EFI_SUCCESS;
+}
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