audk/BaseTools/Source/Python/GenFds/Region.py

355 lines
16 KiB
Python

## @file
# process FD Region generation
#
# Copyright (c) 2007 - 2015, 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.
#
##
# Import Modules
#
from struct import *
from GenFdsGlobalVariable import GenFdsGlobalVariable
import StringIO
import string
from CommonDataClass.FdfClass import RegionClassObject
import Common.LongFilePathOs as os
from stat import *
from Common import EdkLogger
from Common.BuildToolError import *
from Common.LongFilePathSupport import OpenLongFilePath as open
from Common.MultipleWorkspace import MultipleWorkspace as mws
## generate Region
#
#
class Region(RegionClassObject):
## The constructor
#
# @param self The object pointer
#
def __init__(self):
RegionClassObject.__init__(self)
## PadBuffer()
#
# Add padding bytes to the Buffer
#
# @param Buffer The buffer the generated region data will be put
# in
# @param ErasePolarity Flash erase polarity
# @param Size Number of padding bytes requested
#
def PadBuffer(self, Buffer, ErasePolarity, Size):
if Size > 0:
if (ErasePolarity == '1') :
PadByte = pack('B', 0xFF)
else:
PadByte = pack('B', 0)
PadData = ''.join(PadByte for i in xrange(0, Size))
Buffer.write(PadData)
## AddToBuffer()
#
# Add region data to the Buffer
#
# @param self The object pointer
# @param Buffer The buffer generated region data will be put
# @param BaseAddress base address of region
# @param BlockSize block size of region
# @param BlockNum How many blocks in region
# @param ErasePolarity Flash erase polarity
# @param VtfDict VTF objects
# @param MacroDict macro value pair
# @retval string Generated FV file path
#
def AddToBuffer(self, Buffer, BaseAddress, BlockSizeList, ErasePolarity, ImageBinDict, vtfDict=None, MacroDict={}):
Size = self.Size
GenFdsGlobalVariable.InfLogger('\nGenerate Region at Offset 0x%X' % self.Offset)
GenFdsGlobalVariable.InfLogger(" Region Size = 0x%X" % Size)
GenFdsGlobalVariable.SharpCounter = 0
if self.RegionType == 'FV':
#
# Get Fv from FvDict
#
self.FvAddress = int(BaseAddress, 16) + self.Offset
FvBaseAddress = '0x%X' % self.FvAddress
FvOffset = 0
for RegionData in self.RegionDataList:
FileName = None
if RegionData.endswith(".fv"):
RegionData = GenFdsGlobalVariable.MacroExtend(RegionData, MacroDict)
GenFdsGlobalVariable.InfLogger(' Region FV File Name = .fv : %s' % RegionData)
if RegionData[1] != ':' :
RegionData = mws.join (GenFdsGlobalVariable.WorkSpaceDir, RegionData)
if not os.path.exists(RegionData):
EdkLogger.error("GenFds", FILE_NOT_FOUND, ExtraData=RegionData)
FileName = RegionData
elif RegionData.upper() + 'fv' in ImageBinDict.keys():
GenFdsGlobalVariable.InfLogger(' Region Name = FV')
FileName = ImageBinDict[RegionData.upper() + 'fv']
else:
#
# Generate FvImage.
#
FvObj = None
if RegionData.upper() in GenFdsGlobalVariable.FdfParser.Profile.FvDict.keys():
FvObj = GenFdsGlobalVariable.FdfParser.Profile.FvDict.get(RegionData.upper())
if FvObj != None :
GenFdsGlobalVariable.InfLogger(' Region Name = FV')
#
# Call GenFv tool
#
self.BlockInfoOfRegion(BlockSizeList, FvObj)
self.FvAddress = self.FvAddress + FvOffset
FvAlignValue = self.GetFvAlignValue(FvObj.FvAlignment)
if self.FvAddress % FvAlignValue != 0:
EdkLogger.error("GenFds", GENFDS_ERROR,
"FV (%s) is NOT %s Aligned!" % (FvObj.UiFvName, FvObj.FvAlignment))
FvBuffer = StringIO.StringIO('')
FvBaseAddress = '0x%X' % self.FvAddress
BlockSize = None
BlockNum = None
FvObj.AddToBuffer(FvBuffer, FvBaseAddress, BlockSize, BlockNum, ErasePolarity, vtfDict)
if FvBuffer.len > Size:
FvBuffer.close()
EdkLogger.error("GenFds", GENFDS_ERROR,
"Size of FV (%s) is larger than Region Size 0x%X specified." % (RegionData, Size))
#
# Put the generated image into FD buffer.
#
Buffer.write(FvBuffer.getvalue())
FvBuffer.close()
FvOffset = FvOffset + FvBuffer.len
Size = Size - FvBuffer.len
continue
else:
EdkLogger.error("GenFds", GENFDS_ERROR, "FV (%s) is NOT described in FDF file!" % (RegionData))
#
# Add the exist Fv image into FD buffer
#
if FileName != None:
FileLength = os.stat(FileName)[ST_SIZE]
if FileLength > Size:
EdkLogger.error("GenFds", GENFDS_ERROR,
"Size of FV File (%s) is larger than Region Size 0x%X specified." \
% (RegionData, Size))
BinFile = open(FileName, 'rb')
Buffer.write(BinFile.read())
BinFile.close()
Size = Size - FileLength
#
# Pad the left buffer
#
self.PadBuffer(Buffer, ErasePolarity, Size)
if self.RegionType == 'CAPSULE':
#
# Get Capsule from Capsule Dict
#
for RegionData in self.RegionDataList:
if RegionData.endswith(".cap"):
RegionData = GenFdsGlobalVariable.MacroExtend(RegionData, MacroDict)
GenFdsGlobalVariable.InfLogger(' Region CAPSULE Image Name = .cap : %s' % RegionData)
if RegionData[1] != ':' :
RegionData = mws.join (GenFdsGlobalVariable.WorkSpaceDir, RegionData)
if not os.path.exists(RegionData):
EdkLogger.error("GenFds", FILE_NOT_FOUND, ExtraData=RegionData)
FileName = RegionData
elif RegionData.upper() + 'cap' in ImageBinDict.keys():
GenFdsGlobalVariable.InfLogger(' Region Name = CAPSULE')
FileName = ImageBinDict[RegionData.upper() + 'cap']
else:
#
# Generate Capsule image and Put it into FD buffer
#
CapsuleObj = None
if RegionData.upper() in GenFdsGlobalVariable.FdfParser.Profile.CapsuleDict.keys():
CapsuleObj = GenFdsGlobalVariable.FdfParser.Profile.CapsuleDict[RegionData.upper()]
if CapsuleObj != None :
CapsuleObj.CapsuleName = RegionData.upper()
GenFdsGlobalVariable.InfLogger(' Region Name = CAPSULE')
#
# Call GenFv tool to generate Capsule Image
#
FileName = CapsuleObj.GenCapsule()
CapsuleObj.CapsuleName = None
else:
EdkLogger.error("GenFds", GENFDS_ERROR, "Capsule (%s) is NOT described in FDF file!" % (RegionData))
#
# Add the capsule image into FD buffer
#
FileLength = os.stat(FileName)[ST_SIZE]
if FileLength > Size:
EdkLogger.error("GenFds", GENFDS_ERROR,
"Size 0x%X of Capsule File (%s) is larger than Region Size 0x%X specified." \
% (FileLength, RegionData, Size))
BinFile = open(FileName, 'rb')
Buffer.write(BinFile.read())
BinFile.close()
Size = Size - FileLength
#
# Pad the left buffer
#
self.PadBuffer(Buffer, ErasePolarity, Size)
if self.RegionType in ('FILE', 'INF'):
for RegionData in self.RegionDataList:
if self.RegionType == 'INF':
RegionData.__InfParse__(None)
if len(RegionData.BinFileList) != 1:
EdkLogger.error('GenFds', GENFDS_ERROR, 'INF in FD region can only contain one binary: %s' % RegionData)
File = RegionData.BinFileList[0]
RegionData = RegionData.PatchEfiFile(File.Path, File.Type)
else:
RegionData = GenFdsGlobalVariable.MacroExtend(RegionData, MacroDict)
if RegionData[1] != ':' :
RegionData = mws.join (GenFdsGlobalVariable.WorkSpaceDir, RegionData)
if not os.path.exists(RegionData):
EdkLogger.error("GenFds", FILE_NOT_FOUND, ExtraData=RegionData)
#
# Add the file image into FD buffer
#
FileLength = os.stat(RegionData)[ST_SIZE]
if FileLength > Size:
EdkLogger.error("GenFds", GENFDS_ERROR,
"Size of File (%s) is larger than Region Size 0x%X specified." \
% (RegionData, Size))
GenFdsGlobalVariable.InfLogger(' Region File Name = %s' % RegionData)
BinFile = open(RegionData, 'rb')
Buffer.write(BinFile.read())
BinFile.close()
Size = Size - FileLength
#
# Pad the left buffer
#
self.PadBuffer(Buffer, ErasePolarity, Size)
if self.RegionType == 'DATA' :
GenFdsGlobalVariable.InfLogger(' Region Name = DATA')
DataSize = 0
for RegionData in self.RegionDataList:
Data = RegionData.split(',')
DataSize = DataSize + len(Data)
if DataSize > Size:
EdkLogger.error("GenFds", GENFDS_ERROR, "Size of DATA is larger than Region Size ")
else:
for item in Data :
Buffer.write(pack('B', int(item, 16)))
Size = Size - DataSize
#
# Pad the left buffer
#
self.PadBuffer(Buffer, ErasePolarity, Size)
if self.RegionType == None:
GenFdsGlobalVariable.InfLogger(' Region Name = None')
self.PadBuffer(Buffer, ErasePolarity, Size)
def GetFvAlignValue(self, Str):
AlignValue = 1
Granu = 1
Str = Str.strip().upper()
if Str.endswith('K'):
Granu = 1024
Str = Str[:-1]
elif Str.endswith('M'):
Granu = 1024 * 1024
Str = Str[:-1]
elif Str.endswith('G'):
Granu = 1024 * 1024 * 1024
Str = Str[:-1]
else:
pass
AlignValue = int(Str) * Granu
return AlignValue
## BlockSizeOfRegion()
#
# @param BlockSizeList List of block information
# @param FvObj The object for FV
#
def BlockInfoOfRegion(self, BlockSizeList, FvObj):
Start = 0
End = 0
RemindingSize = self.Size
ExpectedList = []
for (BlockSize, BlockNum, pcd) in BlockSizeList:
End = Start + BlockSize * BlockNum
# region not started yet
if self.Offset >= End:
Start = End
continue
# region located in current blocks
else:
# region ended within current blocks
if self.Offset + self.Size <= End:
ExpectedList.append((BlockSize, (RemindingSize + BlockSize - 1) / BlockSize))
break
# region not ended yet
else:
# region not started in middle of current blocks
if self.Offset <= Start:
UsedBlockNum = BlockNum
# region started in middle of current blocks
else:
UsedBlockNum = (End - self.Offset) / BlockSize
Start = End
ExpectedList.append((BlockSize, UsedBlockNum))
RemindingSize -= BlockSize * UsedBlockNum
if FvObj.BlockSizeList == []:
FvObj.BlockSizeList = ExpectedList
else:
# first check whether FvObj.BlockSizeList items have only "BlockSize" or "NumBlocks",
# if so, use ExpectedList
for Item in FvObj.BlockSizeList:
if Item[0] == None or Item[1] == None:
FvObj.BlockSizeList = ExpectedList
break
# make sure region size is no smaller than the summed block size in FV
Sum = 0
for Item in FvObj.BlockSizeList:
Sum += Item[0] * Item[1]
if self.Size < Sum:
EdkLogger.error("GenFds", GENFDS_ERROR, "Total Size of FV %s 0x%x is larger than Region Size 0x%x "
% (FvObj.UiFvName, Sum, self.Size))
# check whether the BlockStatements in FV section is appropriate
ExpectedListData = ''
for Item in ExpectedList:
ExpectedListData += "BlockSize = 0x%x\n\tNumBlocks = 0x%x\n\t" % Item
Index = 0
for Item in FvObj.BlockSizeList:
if Item[0] != ExpectedList[Index][0]:
EdkLogger.error("GenFds", GENFDS_ERROR, "BlockStatements of FV %s are not align with FD's, suggested FV BlockStatement"
% FvObj.UiFvName, ExtraData=ExpectedListData)
elif Item[1] != ExpectedList[Index][1]:
if (Item[1] < ExpectedList[Index][1]) and (Index == len(FvObj.BlockSizeList) - 1):
break;
else:
EdkLogger.error("GenFds", GENFDS_ERROR, "BlockStatements of FV %s are not align with FD's, suggested FV BlockStatement"
% FvObj.UiFvName, ExtraData=ExpectedListData)
else:
Index += 1