40d841f6a8
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10502 6f19259b-4bc3-4df7-8a09-765794883524
352 lines
16 KiB
Python
352 lines
16 KiB
Python
## @file
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# process FV generation
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#
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# Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>
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#
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# This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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##
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# Import Modules
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#
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import os
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import shutil
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import subprocess
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import StringIO
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from struct import *
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import Ffs
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import AprioriSection
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from GenFdsGlobalVariable import GenFdsGlobalVariable
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from GenFds import GenFds
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from CommonDataClass.FdfClass import FvClassObject
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from Common.Misc import SaveFileOnChange
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T_CHAR_LF = '\n'
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## generate FV
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#
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#
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class FV (FvClassObject):
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## The constructor
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#
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# @param self The object pointer
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#
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def __init__(self):
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FvClassObject.__init__(self)
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self.FvInfFile = None
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self.FvAddressFile = None
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self.BaseAddress = None
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self.InfFileName = None
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self.FvAddressFileName = None
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self.CapsuleName = None
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## AddToBuffer()
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#
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# Generate Fv and add it to the Buffer
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#
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# @param self The object pointer
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# @param Buffer The buffer generated FV data will be put
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# @param BaseAddress base address of FV
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# @param BlockSize block size of FV
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# @param BlockNum How many blocks in FV
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# @param ErasePolarity Flash erase polarity
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# @param VtfDict VTF objects
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# @param MacroDict macro value pair
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# @retval string Generated FV file path
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#
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def AddToBuffer (self, Buffer, BaseAddress=None, BlockSize= None, BlockNum=None, ErasePloarity='1', VtfDict=None, MacroDict = {}) :
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if BaseAddress == None and self.UiFvName.upper() + 'fv' in GenFds.ImageBinDict.keys():
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return GenFds.ImageBinDict[self.UiFvName.upper() + 'fv']
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#
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# Check whether FV in Capsule is in FD flash region.
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# If yes, return error. Doesn't support FV in Capsule image is also in FD flash region.
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#
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if self.CapsuleName != None:
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for FdName in GenFdsGlobalVariable.FdfParser.Profile.FdDict.keys():
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FdObj = GenFdsGlobalVariable.FdfParser.Profile.FdDict[FdName]
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for RegionObj in FdObj.RegionList:
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if RegionObj.RegionType == 'FV':
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for RegionData in RegionObj.RegionDataList:
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if RegionData.endswith(".fv"):
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continue
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elif RegionData.upper() + 'fv' in GenFds.ImageBinDict.keys():
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continue
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elif self.UiFvName.upper() == RegionData.upper():
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GenFdsGlobalVariable.ErrorLogger("Capsule %s in FD region can't contain a FV %s in FD region." % (self.CapsuleName, self.UiFvName.upper()))
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GenFdsGlobalVariable.InfLogger( "\nGenerating %s FV" %self.UiFvName)
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self.__InitializeInf__(BaseAddress, BlockSize, BlockNum, ErasePloarity, VtfDict)
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#
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# First Process the Apriori section
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#
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MacroDict.update(self.DefineVarDict)
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GenFdsGlobalVariable.VerboseLogger('First generate Apriori file !')
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FfsFileList = []
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for AprSection in self.AprioriSectionList:
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FileName = AprSection.GenFfs (self.UiFvName, MacroDict)
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FfsFileList.append(FileName)
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# Add Apriori file name to Inf file
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self.FvInfFile.writelines("EFI_FILE_NAME = " + \
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FileName + \
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T_CHAR_LF)
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# Process Modules in FfsList
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for FfsFile in self.FfsList :
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FileName = FfsFile.GenFfs(MacroDict, FvParentAddr=BaseAddress)
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FfsFileList.append(FileName)
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self.FvInfFile.writelines("EFI_FILE_NAME = " + \
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FileName + \
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T_CHAR_LF)
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SaveFileOnChange(self.InfFileName, self.FvInfFile.getvalue(), False)
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self.FvInfFile.close()
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#
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# Call GenFv tool
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#
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FvOutputFile = os.path.join(GenFdsGlobalVariable.FvDir, self.UiFvName)
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FvOutputFile = FvOutputFile + '.Fv'
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# BUGBUG: FvOutputFile could be specified from FDF file (FV section, CreateFile statement)
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if self.CreateFileName != None:
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FvOutputFile = self.CreateFileName
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FvInfoFileName = os.path.join(GenFdsGlobalVariable.FfsDir, self.UiFvName + '.inf')
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shutil.copy(GenFdsGlobalVariable.FvAddressFileName, FvInfoFileName)
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OrigFvInfo = None
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if os.path.exists (FvInfoFileName):
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OrigFvInfo = open(FvInfoFileName, 'r').read()
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GenFdsGlobalVariable.GenerateFirmwareVolume(
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FvOutputFile,
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[self.InfFileName],
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AddressFile=FvInfoFileName,
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FfsList=FfsFileList
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)
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NewFvInfo = None
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if os.path.exists (FvInfoFileName):
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NewFvInfo = open(FvInfoFileName, 'r').read()
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if NewFvInfo != None and NewFvInfo != OrigFvInfo:
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FvChildAddr = []
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AddFileObj = open(FvInfoFileName, 'r')
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AddrStrings = AddFileObj.readlines()
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AddrKeyFound = False
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for AddrString in AddrStrings:
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if AddrKeyFound:
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#get base address for the inside FvImage
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FvChildAddr.append (AddrString)
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elif AddrString.find ("[FV_BASE_ADDRESS]") != -1:
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AddrKeyFound = True
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AddFileObj.close()
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if FvChildAddr != []:
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# Update Ffs again
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for FfsFile in self.FfsList :
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FileName = FfsFile.GenFfs(MacroDict, FvChildAddr, BaseAddress)
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#Update GenFv again
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GenFdsGlobalVariable.GenerateFirmwareVolume(
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FvOutputFile,
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[self.InfFileName],
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AddressFile=FvInfoFileName,
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FfsList=FfsFileList
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)
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#
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# Write the Fv contents to Buffer
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#
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FvFileObj = open ( FvOutputFile,'r+b')
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GenFdsGlobalVariable.VerboseLogger( "\nGenerate %s FV Successfully" %self.UiFvName)
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GenFdsGlobalVariable.SharpCounter = 0
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Buffer.write(FvFileObj.read())
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FvFileObj.seek(0)
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# PI FvHeader is 0x48 byte
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FvHeaderBuffer = FvFileObj.read(0x48)
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# FV alignment position.
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FvAlignmentValue = 1 << (ord (FvHeaderBuffer[0x2E]) & 0x1F)
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# FvAlignmentValue is larger than or equal to 1K
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if FvAlignmentValue >= 0x400:
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if FvAlignmentValue >= 0x10000:
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#The max alignment supported by FFS is 64K.
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self.FvAlignment = "64K"
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else:
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self.FvAlignment = str (FvAlignmentValue / 0x400) + "K"
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else:
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# FvAlignmentValue is less than 1K
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self.FvAlignment = str (FvAlignmentValue)
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FvFileObj.close()
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GenFds.ImageBinDict[self.UiFvName.upper() + 'fv'] = FvOutputFile
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return FvOutputFile
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## __InitializeInf__()
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#
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# Initilize the inf file to create FV
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#
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# @param self The object pointer
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# @param BaseAddress base address of FV
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# @param BlockSize block size of FV
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# @param BlockNum How many blocks in FV
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# @param ErasePolarity Flash erase polarity
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# @param VtfDict VTF objects
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#
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def __InitializeInf__ (self, BaseAddress = None, BlockSize= None, BlockNum = None, ErasePloarity='1', VtfDict=None) :
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#
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# Create FV inf file
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#
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self.InfFileName = os.path.join(GenFdsGlobalVariable.FvDir,
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self.UiFvName + '.inf')
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self.FvInfFile = StringIO.StringIO()
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#
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# Add [Options]
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#
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self.FvInfFile.writelines("[options]" + T_CHAR_LF)
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if BaseAddress != None :
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self.FvInfFile.writelines("EFI_BASE_ADDRESS = " + \
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BaseAddress + \
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T_CHAR_LF)
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if BlockSize != None:
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self.FvInfFile.writelines("EFI_BLOCK_SIZE = " + \
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'0x%X' %BlockSize + \
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T_CHAR_LF)
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if BlockNum != None:
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self.FvInfFile.writelines("EFI_NUM_BLOCKS = " + \
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' 0x%X' %BlockNum + \
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T_CHAR_LF)
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else:
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if self.BlockSizeList == []:
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#set default block size is 1
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self.FvInfFile.writelines("EFI_BLOCK_SIZE = 0x1" + T_CHAR_LF)
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for BlockSize in self.BlockSizeList :
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if BlockSize[0] != None:
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self.FvInfFile.writelines("EFI_BLOCK_SIZE = " + \
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'0x%X' %BlockSize[0] + \
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T_CHAR_LF)
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if BlockSize[1] != None:
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self.FvInfFile.writelines("EFI_NUM_BLOCKS = " + \
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' 0x%X' %BlockSize[1] + \
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T_CHAR_LF)
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if self.BsBaseAddress != None:
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self.FvInfFile.writelines('EFI_BOOT_DRIVER_BASE_ADDRESS = ' + \
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'0x%X' %self.BsBaseAddress)
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if self.RtBaseAddress != None:
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self.FvInfFile.writelines('EFI_RUNTIME_DRIVER_BASE_ADDRESS = ' + \
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'0x%X' %self.RtBaseAddress)
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#
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# Add attribute
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#
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self.FvInfFile.writelines("[attributes]" + T_CHAR_LF)
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self.FvInfFile.writelines("EFI_ERASE_POLARITY = " + \
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' %s' %ErasePloarity + \
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T_CHAR_LF)
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if not (self.FvAttributeDict == None):
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for FvAttribute in self.FvAttributeDict.keys() :
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self.FvInfFile.writelines("EFI_" + \
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FvAttribute + \
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' = ' + \
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self.FvAttributeDict[FvAttribute] + \
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T_CHAR_LF )
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if self.FvAlignment != None:
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self.FvInfFile.writelines("EFI_FVB2_ALIGNMENT_" + \
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self.FvAlignment.strip() + \
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" = TRUE" + \
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T_CHAR_LF)
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#
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# Generate FV extension header file
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#
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if self.FvNameGuid == None or self.FvNameGuid == '':
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if len(self.FvExtEntryType) > 0:
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GenFdsGlobalVariable.ErrorLogger("FV Extension Header Entries declared for %s with no FvNameGuid declaration." % (self.UiFvName))
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if self.FvNameGuid <> None and self.FvNameGuid <> '':
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TotalSize = 16 + 4
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Buffer = ''
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for Index in range (0, len(self.FvExtEntryType)):
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if self.FvExtEntryType[Index] == 'FILE':
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# check if the path is absolute or relative
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if os.path.isabs(self.FvExtEntryData[Index]):
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FileFullPath = os.path.normpath(self.FvExtEntryData[Index])
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else:
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FileFullPath = os.path.normpath(os.path.join(GenFdsGlobalVariable.WorkSpaceDir, self.FvExtEntryData[Index]))
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# check if the file path exists or not
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if not os.path.isfile(FileFullPath):
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GenFdsGlobalVariable.ErrorLogger("Error opening FV Extension Header Entry file %s." % (self.FvExtEntryData[Index]))
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FvExtFile = open (FileFullPath,'rb')
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FvExtFile.seek(0,2)
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Size = FvExtFile.tell()
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if Size >= 0x10000:
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GenFdsGlobalVariable.ErrorLogger("The size of FV Extension Header Entry file %s exceeds 0x10000." % (self.FvExtEntryData[Index]))
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TotalSize += (Size + 4)
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FvExtFile.seek(0)
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Buffer += pack('HH', (Size + 4), int(self.FvExtEntryTypeValue[Index], 16))
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Buffer += FvExtFile.read()
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FvExtFile.close()
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if self.FvExtEntryType[Index] == 'DATA':
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ByteList = self.FvExtEntryData[Index].split(',')
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Size = len (ByteList)
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if Size >= 0x10000:
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GenFdsGlobalVariable.ErrorLogger("The size of FV Extension Header Entry data %s exceeds 0x10000." % (self.FvExtEntryData[Index]))
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TotalSize += (Size + 4)
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Buffer += pack('HH', (Size + 4), int(self.FvExtEntryTypeValue[Index], 16))
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for Index1 in range (0, Size):
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Buffer += pack('B', int(ByteList[Index1], 16))
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Guid = self.FvNameGuid.split('-')
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Buffer = pack('LHHBBBBBBBBL',
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int(Guid[0], 16),
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int(Guid[1], 16),
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int(Guid[2], 16),
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int(Guid[3][-4:-2], 16),
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int(Guid[3][-2:], 16),
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int(Guid[4][-12:-10], 16),
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int(Guid[4][-10:-8], 16),
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int(Guid[4][-8:-6], 16),
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int(Guid[4][-6:-4], 16),
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int(Guid[4][-4:-2], 16),
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int(Guid[4][-2:], 16),
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TotalSize
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) + Buffer
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#
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# Generate FV extension header file if the total size is not zero
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#
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if TotalSize > 0:
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FvExtHeaderFileName = os.path.join(GenFdsGlobalVariable.FvDir, self.UiFvName + '.ext')
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FvExtHeaderFile = StringIO.StringIO()
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FvExtHeaderFile.write(Buffer)
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Changed = SaveFileOnChange(FvExtHeaderFileName, FvExtHeaderFile.getvalue(), True)
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FvExtHeaderFile.close()
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if Changed:
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if os.path.exists (self.InfFileName):
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os.remove (self.InfFileName)
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self.FvInfFile.writelines("EFI_FV_EXT_HEADER_FILE_NAME = " + \
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FvExtHeaderFileName + \
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T_CHAR_LF)
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#
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# Add [Files]
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#
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self.FvInfFile.writelines("[files]" + T_CHAR_LF)
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if VtfDict != None and self.UiFvName in VtfDict.keys():
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self.FvInfFile.writelines("EFI_FILE_NAME = " + \
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VtfDict.get(self.UiFvName) + \
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T_CHAR_LF)
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