1 files changed, 104 insertions, 0 deletions
diff --git a/ArmRealViewEbPkg/MemoryInitPei/MemoryInit.c b/ArmRealViewEbPkg/MemoryInitPei/MemoryInit.c
new file mode 100755
index 0000000000..972bb37d2e
--- /dev/null
+++ b/ArmRealViewEbPkg/MemoryInitPei/MemoryInit.c
@@ -0,0 +1,104 @@
+/**@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
+//
+#include <Ppi/MasterBootMode.h>
+#include <Ppi/BootInRecoveryMode.h>
+//
+// The Library classes this module consumes
+//
+#include <Library/DebugLib.h>
+#include <Library/PeimEntryPoint.h>
+#include <Library/PcdLib.h>
+#include <Library/HobLib.h>
+#include <Library/PeiServicesLib.h>
+
+
+//
+// Module globals
+//
+
+EFI_STATUS
+EFIAPI
+InitializeMemory (
+  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
+
+--*/
+{
+  EFI_STATUS                    Status;
+  EFI_RESOURCE_ATTRIBUTE_TYPE   Attributes;
+  UINT64                        MemoryBase;
+  UINT64                        MemorySize;
+
+  DEBUG ((EFI_D_ERROR, "Memory Init PEIM Loaded\n"));
+
+  // NOTE: this needs to come from your memory controller initization process
+  MemoryBase = 0;
+  MemorySize = 0x10000000;
+
+  DEBUG ((EFI_D_ERROR, "Installing hardcoded 256MB\n"));
+  Status = PeiServicesInstallPeiMemory (MemoryBase, MemorySize);
+  ASSERT_EFI_ERROR (Status);
+  
+  Attributes =
+    (
+      EFI_RESOURCE_ATTRIBUTE_PRESENT |
+      EFI_RESOURCE_ATTRIBUTE_INITIALIZED |
+      EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE |
+      EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE |
+      EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE |
+      EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE |
+      EFI_RESOURCE_ATTRIBUTE_TESTED
+    );
+  
+  BuildResourceDescriptorHob (
+    EFI_RESOURCE_SYSTEM_MEMORY,
+    Attributes,
+    MemoryBase,
+    MemorySize
+    );
+
+  return Status;
+}