diff options
| author | klu2 <klu2@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-07-05 15:27:43 +0000 |
|---|---|---|
| committer | klu2 <klu2@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-07-05 15:27:43 +0000 |
| commit | 56a71b557eda2b1fad72728e0d4d074a4083ac68 (patch) | |
| tree | 0388af56c7cc5ebc942aedc620a4f25f1171d2b6 /Nt32Pkg/WinNtFlashMapPei | |
| parent | 05629d528e256c227c535dd3a2f81616c0ba9249 (diff) | |
| download | edk2-56a71b557eda2b1fad72728e0d4d074a4083ac68.zip edk2-56a71b557eda2b1fad72728e0d4d074a4083ac68.tar.gz edk2-56a71b557eda2b1fad72728e0d4d074a4083ac68.tar.bz2 | |
Porting WinNtFwhPei and WinNtFlashMapPei to produce FvHob.
Help to build DxeCore in Nt32Pkg platform.
Fix the wrong DebugLib used in Nt32Pkg platform.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3076 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'Nt32Pkg/WinNtFlashMapPei')
| -rw-r--r-- | Nt32Pkg/WinNtFlashMapPei/FlashMap.c | 330 | ||||
| -rw-r--r-- | Nt32Pkg/WinNtFlashMapPei/FlashMap.inf | 135 | ||||
| -rw-r--r-- | Nt32Pkg/WinNtFlashMapPei/FlashMap.msa | 119 |
3 files changed, 584 insertions, 0 deletions
diff --git a/Nt32Pkg/WinNtFlashMapPei/FlashMap.c b/Nt32Pkg/WinNtFlashMapPei/FlashMap.c new file mode 100644 index 0000000..cc989c6 --- /dev/null +++ b/Nt32Pkg/WinNtFlashMapPei/FlashMap.c @@ -0,0 +1,330 @@ +/*++
+
+Copyright (c) 2006, Intel Corporation
+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.
+
+Module Name:
+
+ FlashMap.c
+
+Abstract:
+
+ PEIM to build GUIDed HOBs for platform specific flash map
+
+--*/
+
+
+//
+// The package level header files this module uses
+//
+#include <PiPei.h>
+#include <WinNtPeim.h>
+//
+// The protocols, PPI and GUID defintions for this module
+//
+#include <Ppi/NtFwh.h>
+#include <Guid/FirmwareFileSystem2.h>
+#include <Ppi/FlashMap.h>
+#include <Guid/FlashMapHob.h>
+#include <Guid/SystemNvDataGuid.h>
+#include <Protocol/FirmwareVolumeBlock.h>
+//
+// The Library classes this module consumes
+//
+#include <Library/DebugLib.h>
+#include <Library/PeimEntryPoint.h>
+#include <Library/HobLib.h>
+#include <Library/PeiServicesLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/PcdLib.h>
+
+
+#include <FlashLayout.h>
+
+EFI_STATUS
+EFIAPI
+GetAreaInfo (
+ IN EFI_PEI_SERVICES **PeiServices,
+ IN PEI_FLASH_MAP_PPI *This,
+ IN EFI_FLASH_AREA_TYPE AreaType,
+ IN EFI_GUID *AreaTypeGuid,
+ OUT UINT32 *NumEntries,
+ OUT EFI_FLASH_SUBAREA_ENTRY **Entries
+ );
+
+EFI_STATUS
+EFIAPI
+MemoryDiscoveredPpiNotifyCallback (
+ IN EFI_PEI_SERVICES **PeiServices,
+ IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,
+ IN VOID *Ppi
+ );
+
+//
+// Module globals
+//
+static PEI_FLASH_MAP_PPI mFlashMapPpi = { GetAreaInfo };
+
+static EFI_PEI_PPI_DESCRIPTOR mPpiListFlashMap = {
+ (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
+ &gPeiFlashMapPpiGuid,
+ &mFlashMapPpi
+};
+
+static EFI_FLASH_AREA_DATA mFlashAreaData[] = {
+ //
+ // Variable area
+ //
+ {
+ EFI_VARIABLE_STORE_OFFSET,
+ EFI_VARIABLE_STORE_LENGTH,
+ EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV,
+ EFI_FLASH_AREA_EFI_VARIABLES,
+ 0, 0, 0,
+ { 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
+ },
+ //
+ // FTW spare (backup) block
+ //
+ {
+ EFI_WINNT_FTW_SPARE_BLOCK_OFFSET,
+ EFI_WINNT_FTW_SPARE_BLOCK_LENGTH,
+ EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV,
+ EFI_FLASH_AREA_FTW_BACKUP,
+ 0, 0, 0,
+ { 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
+ },
+ //
+ // FTW private working (state) area
+ //
+ {
+ EFI_FTW_WORKING_OFFSET,
+ EFI_FTW_WORKING_LENGTH,
+ EFI_FLASH_AREA_SUBFV | EFI_FLASH_AREA_MEMMAPPED_FV,
+ EFI_FLASH_AREA_FTW_STATE,
+ 0, 0, 0,
+ { 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
+ },
+ //
+ // Recovery FV
+ //
+ {
+ EFI_WINNT_FIRMWARE_OFFSET,
+ EFI_WINNT_FIRMWARE_LENGTH,
+ EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV,
+ EFI_FLASH_AREA_RECOVERY_BIOS,
+ 0, 0, 0,
+ { 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
+ },
+ //
+ // System Non-Volatile Storage FV
+ //
+ {
+ EFI_WINNT_RUNTIME_UPDATABLE_OFFSET,
+ EFI_WINNT_RUNTIME_UPDATABLE_LENGTH + EFI_WINNT_FTW_SPARE_BLOCK_LENGTH,
+ EFI_FLASH_AREA_FV | EFI_FLASH_AREA_MEMMAPPED_FV,
+ EFI_FLASH_AREA_GUID_DEFINED,
+ 0, 0, 0,
+ EFI_SYSTEM_NV_DATA_HOB_GUID
+ },
+};
+
+
+EFI_STATUS
+EFIAPI
+PeimInitializeFlashMap (
+ IN EFI_FFS_FILE_HEADER *FfsHeader,
+ IN EFI_PEI_SERVICES **PeiServices
+ )
+/*++
+
+Routine Description:
+ Build GUIDed HOBs for platform specific flash map
+
+Arguments:
+ FfsHeader - A pointer to the EFI_FFS_FILE_HEADER structure.
+ PeiServices - General purpose services available to every PEIM.
+
+Returns:
+ EFI_STATUS
+
+--*/
+// TODO: EFI_SUCCESS - add return value to function comment
+{
+ EFI_STATUS Status;
+ NT_FWH_PPI *NtFwhPpi;
+ EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;
+ EFI_PHYSICAL_ADDRESS FdBase;
+ UINT64 FdSize;
+ UINTN NumOfHobData;
+ UINTN Index;
+ EFI_FLASH_AREA_HOB_DATA FlashHobData;
+
+ DEBUG ((EFI_D_ERROR, "NT 32 Flash Map PEIM Loaded\n"));
+
+ //
+ // Install FlashMap PPI
+ //
+ Status = PeiServicesInstallPpi (&mPpiListFlashMap);
+ ASSERT_EFI_ERROR (Status);
+
+
+ //
+ // Get the Fwh Information PPI
+ //
+ Status = PeiServicesLocatePpi (
+ &gNtFwhPpiGuid, // GUID
+ 0, // INSTANCE
+ &PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR
+ &NtFwhPpi // PPI
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ //
+ // Assume that FD0 contains the Flash map.
+ //
+ Status = NtFwhPpi->NtFwh (0, &FdBase, &FdSize);
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ //
+ // Get number of types
+ //
+ NumOfHobData = sizeof (mFlashAreaData) / sizeof (EFI_FLASH_AREA_DATA);
+
+ //
+ // Build flash area entries as GUIDed HOBs.
+ //
+ for (Index = 0; Index < NumOfHobData; Index++) {
+ (*PeiServices)->SetMem (&FlashHobData, sizeof (EFI_FLASH_AREA_HOB_DATA), 0);
+
+ FlashHobData.AreaType = mFlashAreaData[Index].AreaType;
+ FlashHobData.NumberOfEntries = 1;
+ FlashHobData.SubAreaData.Attributes = mFlashAreaData[Index].Attributes;
+ FlashHobData.SubAreaData.Base = FdBase + (EFI_PHYSICAL_ADDRESS) (UINTN) mFlashAreaData[Index].Base;
+ FlashHobData.SubAreaData.Length = (EFI_PHYSICAL_ADDRESS) (UINTN) mFlashAreaData[Index].Length;
+
+ //
+ // We also update a PCD entry so that any driver that depend on
+ // PCD entry will get the information.
+ //
+ if (FlashHobData.AreaType == EFI_FLASH_AREA_EFI_VARIABLES) {
+ // BUGBUG: Tool team does not enable dynamic PCD so comment out following code
+ //PcdSet32 (PcdFlashNvStorageVariableBase, (UINT32) FlashHobData.SubAreaData.Base);
+ //PcdSet32 (PcdFlashNvStorageVariableSize, (UINT32) FlashHobData.SubAreaData.Length);
+ }
+
+ if (FlashHobData.AreaType == EFI_FLASH_AREA_FTW_STATE) {
+ // BUGBUG: Tool team does not enable dynamic PCD so comment out following code
+ //PcdSet32 (PcdFlashNvStorageFtwWorkingBase, (UINT32) FlashHobData.SubAreaData.Base);
+ //PcdSet32 (PcdFlashNvStorageFtwWorkingSize, (UINT32) FlashHobData.SubAreaData.Length);
+ }
+
+ if (FlashHobData.AreaType == EFI_FLASH_AREA_FTW_BACKUP) {
+ // BUGBUG: Tool team does not enable dynamic PCD so comment out following code
+ //PcdSet32 (PcdFlashNvStorageFtwSpareBase, (UINT32) FlashHobData.SubAreaData.Base);
+ //PcdSet32 (PcdFlashNvStorageFtwSpareSize, (UINT32) FlashHobData.SubAreaData.Length);
+ }
+
+ switch (FlashHobData.AreaType) {
+ case EFI_FLASH_AREA_RECOVERY_BIOS:
+ case EFI_FLASH_AREA_MAIN_BIOS:
+ (*PeiServices)->CopyMem (
+ &FlashHobData.AreaTypeGuid,
+ &gEfiFirmwareFileSystem2Guid,
+ sizeof (EFI_GUID)
+ );
+ (*PeiServices)->CopyMem (
+ &FlashHobData.SubAreaData.FileSystem,
+ &gEfiFirmwareVolumeBlockProtocolGuid,
+ sizeof (EFI_GUID)
+ );
+ break;
+
+ case EFI_FLASH_AREA_GUID_DEFINED:
+ (*PeiServices)->CopyMem (
+ &FlashHobData.AreaTypeGuid,
+ &mFlashAreaData[Index].AreaTypeGuid,
+ sizeof (EFI_GUID)
+ );
+ (*PeiServices)->CopyMem (
+ &FlashHobData.SubAreaData.FileSystem,
+ &gEfiFirmwareVolumeBlockProtocolGuid,
+ sizeof (EFI_GUID)
+ );
+ break;
+
+ default:
+ break;
+ }
+
+ BuildGuidDataHob (
+ &gEfiFlashMapHobGuid,
+ &FlashHobData,
+ sizeof (EFI_FLASH_AREA_HOB_DATA)
+ );
+ }
+
+ return EFI_SUCCESS;
+}
+
+EFI_STATUS
+EFIAPI
+GetAreaInfo (
+ IN EFI_PEI_SERVICES **PeiServices,
+ IN PEI_FLASH_MAP_PPI *This,
+ IN EFI_FLASH_AREA_TYPE AreaType,
+ IN EFI_GUID *AreaTypeGuid,
+ OUT UINT32 *NumEntries,
+ OUT EFI_FLASH_SUBAREA_ENTRY **Entries
+ )
+/*++
+
+ Routine Description:
+ Implementation of Flash Map PPI
+
+--*/
+// TODO: function comment is missing 'Arguments:'
+// TODO: function comment is missing 'Returns:'
+// TODO: PeiServices - add argument and description to function comment
+// TODO: This - add argument and description to function comment
+// TODO: AreaType - add argument and description to function comment
+// TODO: AreaTypeGuid - add argument and description to function comment
+// TODO: NumEntries - add argument and description to function comment
+// TODO: Entries - add argument and description to function comment
+// TODO: EFI_SUCCESS - add return value to function comment
+// TODO: EFI_NOT_FOUND - add return value to function comment
+{
+ EFI_STATUS Status;
+ EFI_PEI_HOB_POINTERS Hob;
+ EFI_HOB_FLASH_MAP_ENTRY_TYPE *FlashMapEntry;
+
+ Status = PeiServicesGetHobList (&Hob.Raw);
+ while (!END_OF_HOB_LIST (Hob)) {
+ if (Hob.Header->HobType == EFI_HOB_TYPE_GUID_EXTENSION && CompareGuid (&Hob.Guid->Name, &gEfiFlashMapHobGuid)) {
+ FlashMapEntry = (EFI_HOB_FLASH_MAP_ENTRY_TYPE *) Hob.Raw;
+ if (AreaType == FlashMapEntry->AreaType) {
+ if (AreaType == EFI_FLASH_AREA_GUID_DEFINED) {
+ if (!CompareGuid (AreaTypeGuid, &FlashMapEntry->AreaTypeGuid)) {
+ goto NextHob;
+ }
+ }
+
+ *NumEntries = FlashMapEntry->NumEntries;
+ *Entries = FlashMapEntry->Entries;
+ return EFI_SUCCESS;
+ }
+ }
+ NextHob:
+ Hob.Raw = GET_NEXT_HOB (Hob);
+ }
+
+ return EFI_NOT_FOUND;
+}
diff --git a/Nt32Pkg/WinNtFlashMapPei/FlashMap.inf b/Nt32Pkg/WinNtFlashMapPei/FlashMap.inf new file mode 100644 index 0000000..bcd1367 --- /dev/null +++ b/Nt32Pkg/WinNtFlashMapPei/FlashMap.inf @@ -0,0 +1,135 @@ +#/** @file
+# Component description file for FlashMap PEI module
+#
+# This module installs FlashMap PPI which is used to get flash layout information.
+# Copyright (c) 2006 - 2007, Intel Corporation
+#
+# 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 Section - statements that will be processed to create a Makefile.
+#
+################################################################################
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = PeiFlashMap
+ FILE_GUID = 681F3771-6F1D-42DE-9AA2-F82BBCDBC5F9
+ MODULE_TYPE = PEIM
+ VERSION_STRING = 1.0
+ EDK_RELEASE_VERSION = 0x00020000
+ EFI_SPECIFICATION_VERSION = 0x00020000
+
+ ENTRY_POINT = PeimInitializeFlashMap
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC
+#
+
+################################################################################
+#
+# Sources Section - list of files that are required for the build to succeed.
+#
+################################################################################
+
+[Sources.common]
+ FlashMap.c
+
+
+################################################################################
+#
+# Includes Section - list of Include locations that are required for
+# this module.
+#
+################################################################################
+
+[Includes]
+ $(WORKSPACE)/MdePkg/Include/Library
+
+################################################################################
+#
+# Package Dependency Section - list of Package files that are required for
+# this module.
+#
+################################################################################
+
+[Packages]
+ Nt32Pkg/Nt32Pkg.dec
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+
+
+################################################################################
+#
+# Library Class Section - list of Library Classes that are required for
+# this module.
+#
+################################################################################
+
+[LibraryClasses]
+ PcdLib
+ BaseMemoryLib
+ PeiServicesLib
+ HobLib
+ PeimEntryPoint
+ DebugLib
+
+
+################################################################################
+#
+# Guid C Name Section - list of Guids that this module uses or produces.
+#
+################################################################################
+
+[Guids]
+ gEfiFlashMapHobGuid # ALWAYS_CONSUMED Hob: GUID_EXTENSION
+ gEfiFirmwareFileSystem2Guid # ALWAYS_CONSUMED
+
+
+################################################################################
+#
+# Protocol C Name Section - list of Protocol and Protocol Notify C Names
+# that this module uses or produces.
+#
+################################################################################
+
+[Protocols]
+ gEfiFirmwareVolumeBlockProtocolGuid # PROTOCOL ALWAYS_CONSUMED
+
+
+################################################################################
+#
+# PPI C Name Section - list of PPI and PPI Notify C Names that this module
+# uses or produces.
+#
+################################################################################
+
+[Ppis]
+ gNtFwhPpiGuid # PPI ALWAYS_CONSUMED
+ gPeiFlashMapPpiGuid # PPI ALWAYS_PRODUCED
+
+
+################################################################################
+#
+# Pcd DYNAMIC - list of PCDs that this module is coded for.
+#
+################################################################################
+
+[PcdsDynamic.common]
+ PcdFlashNvStorageFtwWorkingSize|gEfiGenericPlatformTokenSpaceGuid
+ PcdFlashNvStorageFtwWorkingBase|gEfiGenericPlatformTokenSpaceGuid
+ PcdFlashNvStorageFtwSpareSize|gEfiGenericPlatformTokenSpaceGuid
+ PcdFlashNvStorageFtwSpareBase|gEfiGenericPlatformTokenSpaceGuid
+ PcdFlashNvStorageVariableSize|gEfiGenericPlatformTokenSpaceGuid
+ PcdFlashNvStorageVariableBase|gEfiGenericPlatformTokenSpaceGuid
+
diff --git a/Nt32Pkg/WinNtFlashMapPei/FlashMap.msa b/Nt32Pkg/WinNtFlashMapPei/FlashMap.msa new file mode 100644 index 0000000..3bf00a0 --- /dev/null +++ b/Nt32Pkg/WinNtFlashMapPei/FlashMap.msa @@ -0,0 +1,119 @@ +<?xml version="1.0" encoding="UTF-8"?>
+<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+ <MsaHeader>
+ <ModuleName>PeiFlashMap</ModuleName>
+ <ModuleType>PEIM</ModuleType>
+ <GuidValue>681F3771-6F1D-42DE-9AA2-F82BBCDBC5F9</GuidValue>
+ <Version>1.0</Version>
+ <Abstract>Component description file for FlashMap PEI module</Abstract>
+ <Description>This module installs FlashMap PPI which is used to get flash layout information.</Description>
+ <Copyright>Copyright (c) 2006 - 2007, Intel Corporation</Copyright>
+ <License>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.</License>
+ <Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052</Specification>
+ </MsaHeader>
+ <ModuleDefinitions>
+ <SupportedArchitectures>IA32 X64 IPF EBC</SupportedArchitectures>
+ <BinaryModule>false</BinaryModule>
+ <OutputFileBasename>PeiFlashMap</OutputFileBasename>
+ </ModuleDefinitions>
+ <LibraryClassDefinitions>
+ <LibraryClass Usage="ALWAYS_CONSUMED">
+ <Keyword>DebugLib</Keyword>
+ </LibraryClass>
+ <LibraryClass Usage="ALWAYS_CONSUMED">
+ <Keyword>PeimEntryPoint</Keyword>
+ </LibraryClass>
+ <LibraryClass Usage="ALWAYS_CONSUMED">
+ <Keyword>HobLib</Keyword>
+ </LibraryClass>
+ <LibraryClass Usage="ALWAYS_CONSUMED">
+ <Keyword>PeiServicesLib</Keyword>
+ </LibraryClass>
+ <LibraryClass Usage="ALWAYS_CONSUMED">
+ <Keyword>BaseMemoryLib</Keyword>
+ </LibraryClass>
+ <LibraryClass Usage="ALWAYS_CONSUMED">
+ <Keyword>PcdLib</Keyword>
+ </LibraryClass>
+ </LibraryClassDefinitions>
+ <SourceFiles>
+ <Filename>FlashMap.c</Filename>
+ <Filename>FlashMap.dxs</Filename>
+ </SourceFiles>
+ <PackageDependencies>
+ <Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>
+ <Package PackageGuid="68169ab0-d41b-4009-9060-292c253ac43d"/>
+ <Package PackageGuid="0fb2aa2d-10d5-40a5-a9dc-060c12a4a3f3"/>
+ </PackageDependencies>
+ <Protocols>
+ <Protocol Usage="ALWAYS_CONSUMED">
+ <ProtocolCName>gEfiFirmwareVolumeBlockProtocolGuid</ProtocolCName>
+ </Protocol>
+ </Protocols>
+ <Hobs>
+ <HobTypes HobGuidCName="gEfiFlashMapHobGuid" Usage="ALWAYS_CONSUMED">
+ <HobType>GUID_EXTENSION</HobType>
+ </HobTypes>
+ </Hobs>
+ <PPIs>
+ <Ppi Usage="ALWAYS_PRODUCED">
+ <PpiCName>gPeiFlashMapPpiGuid</PpiCName>
+ </Ppi>
+ <Ppi Usage="ALWAYS_CONSUMED">
+ <PpiCName>gNtFwhPpiGuid</PpiCName>
+ </Ppi>
+ </PPIs>
+ <Guids>
+ <GuidCNames Usage="ALWAYS_CONSUMED">
+ <GuidCName>gEfiFirmwareFileSystemGuid</GuidCName>
+ </GuidCNames>
+ </Guids>
+ <Externs>
+ <Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>
+ <Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
+ <Extern>
+ <ModuleEntryPoint>PeimInitializeFlashMap</ModuleEntryPoint>
+ </Extern>
+ </Externs>
+ <PcdCoded>
+ <PcdEntry PcdItemType="DYNAMIC">
+ <C_Name>PcdFlashNvStorageVariableBase</C_Name>
+ <TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
+ <HelpText>The driver sets the NV Storage FV base address defined by this PCD.
+ This base address point to an EFI_FIRMWARE_VOLUMN_HEADER struct. Variable PEIM
+ will get the base address from this PCD. In NT emulator, this PCD is a DYNAMIC
+ type, as FD is mapped to process space by WinNT OS. On real platform, it is
+ normally a FIXED_AT_BUILD type as system memory map is fixed to BIOS.</HelpText>
+ </PcdEntry>
+ <PcdEntry PcdItemType="DYNAMIC">
+ <C_Name>PcdFlashNvStorageVariableSize</C_Name>
+ <TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
+ <HelpText>To get the NvStorage Variable size from this PCD.</HelpText>
+ </PcdEntry>
+ <PcdEntry PcdItemType="DYNAMIC" Usage="ALWAYS_CONSUMED">
+ <C_Name>PcdFlashNvStorageFtwSpareBase</C_Name>
+ <TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
+ <HelpText>To get base address of the FTW spare block section in NV firmware volume.</HelpText>
+ </PcdEntry>
+ <PcdEntry PcdItemType="DYNAMIC" Usage="ALWAYS_CONSUMED">
+ <C_Name>PcdFlashNvStorageFtwSpareSize</C_Name>
+ <TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
+ <HelpText>To get size of the FTW spare block section in NV firmware volume.</HelpText>
+ </PcdEntry>
+ <PcdEntry PcdItemType="DYNAMIC" Usage="ALWAYS_CONSUMED">
+ <C_Name>PcdFlashNvStorageFtwWorkingBase</C_Name>
+ <TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
+ <HelpText>To get base address of the FTW working block section in NV firmware volume.</HelpText>
+ </PcdEntry>
+ <PcdEntry PcdItemType="DYNAMIC" Usage="ALWAYS_CONSUMED">
+ <C_Name>PcdFlashNvStorageFtwWorkingSize</C_Name>
+ <TokenSpaceGuidCName>gEfiGenericPlatformTokenSpaceGuid</TokenSpaceGuidCName>
+ <HelpText>To get size of the FTW working block section in NV firmware volume.</HelpText>
+ </PcdEntry>
+ </PcdCoded>
+</ModuleSurfaceArea>
|