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Unix version of EFI emulator

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2182 6f19259b-4bc3-4df7-8a09-765794883524
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tgingold
2007-01-06 14:59:06 +00:00
parent 8ba7afaf2e
commit c9093a06e7
187 changed files with 54299 additions and 0 deletions
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302
EdkUnixPkg/Pei/FlashMap/FlashMap.c Normal file
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/*++
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
--*/
#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;
UNIX_FWH_PPI *UnixFwhPpi;
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 (
&gUnixFwhPpiGuid, // GUID
0, // INSTANCE
&PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR
(VOID **)&UnixFwhPpi // PPI
);
ASSERT_EFI_ERROR (Status);
//
// Assume that FD0 contains the Flash map.
//
Status = UnixFwhPpi->UnixFwh (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) {
PcdSet32 (PcdFlashNvStorageVariableBase, (UINT32) FlashHobData.SubAreaData.Base);
PcdSet32 (PcdFlashNvStorageVariableSize, (UINT32) FlashHobData.SubAreaData.Length);
}
if (FlashHobData.AreaType == EFI_FLASH_AREA_FTW_STATE) {
PcdSet32 (PcdFlashNvStorageFtwWorkingBase, (UINT32) FlashHobData.SubAreaData.Base);
PcdSet32 (PcdFlashNvStorageFtwWorkingSize, (UINT32) FlashHobData.SubAreaData.Length);
}
if (FlashHobData.AreaType == EFI_FLASH_AREA_FTW_BACKUP) {
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,
&gEfiFirmwareFileSystemGuid,
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 ((VOID **)&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;
}

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EdkUnixPkg/Pei/FlashMap/FlashMap.dxs Normal file
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/*++
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.dxs
Abstract:
Dependency expression file for FindFv.
--*/
#include <AutoGen.h>
#include <PeimDepex.h>
DEPENDENCY_START
PCD_PPI_GUID
DEPENDENCY_END

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EdkUnixPkg/Pei/FlashMap/FlashMap.msa Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0">
<MsaHeader>
<ModuleName>PeiFlashMap</ModuleName>
<ModuleType>PEIM</ModuleType>
<GuidValue>f417814a-8985-11db-8983-0040d02b1835</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, 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>PeiServicesTablePointerLib</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="f2805c44-8985-11db-9e98-0040d02b1835"/>
</PackageDependencies>
<Protocols>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gEfiFirmwareVolumeBlockProtocolGuid</ProtocolCName>
</Protocol>
</Protocols>
<PPIs>
<Ppi Usage="ALWAYS_PRODUCED">
<PpiCName>gPeiFlashMapPpiGuid</PpiCName>
</Ppi>
<Ppi Usage="ALWAYS_CONSUMED">
<PpiCName>gUnixFwhPpiGuid</PpiCName>
</Ppi>
</PPIs>
<Guids>
<GuidCNames Usage="ALWAYS_CONSUMED">
<GuidCName>gEfiFlashMapHobGuid</GuidCName>
</GuidCNames>
<GuidCNames Usage="ALWAYS_CONSUMED">
<GuidCName>gEfiFirmwareFileSystemGuid</GuidCName>
</GuidCNames>
<GuidCNames Usage="ALWAYS_CONSUMED">
<GuidCName>gEfiSystemNvDataHobGuid</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>