1 files changed, 136 insertions, 0 deletions
diff --git a/ReferenceCode/Haswell/SampleCode/SecCore/Sec/Ia32/SecStartup.c b/ReferenceCode/Haswell/SampleCode/SecCore/Sec/Ia32/SecStartup.c
new file mode 100644
index 0000000..9c6f19c
--- /dev/null
+++ b/ReferenceCode/Haswell/SampleCode/SecCore/Sec/Ia32/SecStartup.c
@@ -0,0 +1,136 @@
+/** @file
+  SEC Startup function invoked after SEC Ram is started.
+
+@copyright
+  Copyright (c) 1999 - 2012 Intel Corporation. All rights reserved
+  This software and associated documentation (if any) is furnished
+  under a license and may only be used or copied in accordance
+  with the terms of the license. Except as permitted by such
+  license, no part of this software or documentation may be
+  reproduced, stored in a retrieval system, or transmitted in any
+  form or by any means without the express written consent of
+  Intel Corporation.
+
+  This file contains a 'Sample Driver' and is licensed as such
+  under the terms of your license agreement with Intel or your
+  vendor.  This file may be modified by the user, subject to
+  the additional terms of the license agreement
+**/
+#include "Tiano.h"
+#include "PeiCore.h"
+#include "FlashMap.h"
+#include "EfiFirmwareFileSystem.h"
+#include "EfiFirmwareVolumeHeader.h"
+
+#include EFI_PPI_DEFINITION (SecPlatformInformation)
+
+///
+/// Define the Microcode FV base and size
+/// So as to be used by Flat32.asm
+/// Here the Microcode binary is embedded in a FFS within a FV
+/// So the header should be taken into count to get the raw data
+/// In FV header, the EFI_FV_BLOCK_MAP_ENTRY is an array with variable size
+/// If the map is changed, it has to be adjusted as well.
+///
+UINT32 MicrocodeStart = FLASH_REGION_NVSTORAGE_SUBREGION_MICROCODE_BASE +
+        sizeof (EFI_FFS_FILE_HEADER);
+UINT32 MicrocodeEnd = FLASH_REGION_NVSTORAGE_SUBREGION_MICROCODE_BASE +
+  FLASH_REGION_NVSTORAGE_SUBREGION_MICROCODE_SIZE;
+
+extern UINT32 *TopOfCar;
+
+EFI_STATUS
+SecPlatformInformation (
+  IN EFI_PEI_SERVICES                    **PeiServices,
+  IN OUT UINT64                          *StructureSize,
+  IN OUT SEC_PLATFORM_INFORMATION_RECORD *PlatformInformationRecord
+  );
+
+EFI_SEC_PLATFORM_INFORMATION_PPI mSecPlatformInformationPpi = { SecPlatformInformation };
+
+EFI_PEI_PPI_DESCRIPTOR mPeiSecPlatformInformationPpi = {
+  (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
+  &gEfiSecPlatformInformationPpiGuid,
+  &mSecPlatformInformationPpi
+};
+
+/**
+  Implementation of the PlatformInformation service in
+  EFI_SEC_PLATFORM_INFORMATION_PPI.
+  This function conveys state information out of the SEC phase into PEI.
+
+  @param[in] PeiServices               - Pointer to the PEI Services Table.
+  @param[in] StructureSize             - Pointer to the variable describing size of the input buffer.
+  @param[in] PlatformInformationRecord - Pointer to the EFI_SEC_PLATFORM_INFORMATION_RECORD.
+
+  @retval EFI_SUCCESS          - The data was successfully returned.
+  @retval EFI_BUFFER_TOO_SMALL - The buffer was too small.
+**/
+EFI_STATUS
+EFIAPI
+SecPlatformInformation (
+  IN EFI_PEI_SERVICES                    **PeiServices,
+  IN OUT UINT64                          *StructureSize,
+  IN OUT SEC_PLATFORM_INFORMATION_RECORD *PlatformInformationRecord
+  )
+{
+  UINT32 *BIST;
+  UINT32 Size;
+  UINT32 Count;
+
+  ///
+  /// The entries of BIST information, together with the number of them,
+  /// reside in the bottom of stack, left untouched by normal stack operation.
+  /// This routine copies the BIST information to the buffer pointed by
+  /// PlatformInformationRecord for output.
+  ///
+  Count = *(TopOfCar - 1);
+  Size  = Count * sizeof (UINT64);
+
+  if ((*StructureSize) < (UINT64) Size) {
+    *StructureSize = Size;
+    return EFI_BUFFER_TOO_SMALL;
+  }
+
+  *StructureSize  = Size;
+  BIST            = (UINT32 *) ((UINT32) TopOfCar - sizeof (UINT32) - Size);
+
+  EfiCommonLibCopyMem (PlatformInformationRecord, BIST, Size);
+
+  return EFI_SUCCESS;
+}
+
+/**
+  Entry point to the C language phase of SEC. After the SEC assembly
+  code has initialized some temporary memory and set up the stack,
+  the control is transferred to this function.
+
+  @param[in] SizeOfRam          - Size of the temporary memory available for use.
+  @param[in] BootFirmwareVolume - Base address of the Boot Firmware Volume.
+  @param[in] PeiCoreEntryPoint  - Pointer to the entry point of the PEI core.
+
+  @retval This function never returns
+**/
+VOID
+SecStartup (
+  IN UINT32               SizeOfRam,
+  IN UINT32               BootFirmwareVolume,
+  IN PEI_MAIN_ENTRY_POINT PeiCoreEntryPoint
+  )
+{
+  EFI_PEI_STARTUP_DESCRIPTOR PeiStartup;
+
+  PeiStartup.SizeOfCacheAsRam   = SizeOfRam;
+  PeiStartup.BootFirmwareVolume = BootFirmwareVolume;
+  PeiStartup.DispatchTable      = &mPeiSecPlatformInformationPpi;
+
+  ///
+  /// Transfer the control to the PEI core
+  ///
+  (*PeiCoreEntryPoint)(&PeiStartup);
+
+  ///
+  /// Should not come here.
+  ///
+  return;
+}