CloverBootloader/BaseTools/Source/Python/GenFds/Fd.py

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## @file
# process FD generation
#
# Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
##
# Import Modules
#
from __future__ import absolute_import
from . import Region
from . import Fv
import Common.LongFilePathOs as os
from io import BytesIO
import sys
from struct import *
from .GenFdsGlobalVariable import GenFdsGlobalVariable
from CommonDataClass.FdfClass import FDClassObject
from Common import EdkLogger
from Common.BuildToolError import *
from Common.Misc import SaveFileOnChange
from Common.DataType import BINARY_FILE_TYPE_FV
## generate FD
#
#
class FD(FDClassObject):
## The constructor
#
# @param self The object pointer
#
def __init__(self):
FDClassObject.__init__(self)
## GenFd() method
#
# Generate FD
#
# @retval string Generated FD file name
#
def GenFd (self, Flag = False):
if self.FdUiName.upper() + 'fd' in GenFdsGlobalVariable.ImageBinDict:
return GenFdsGlobalVariable.ImageBinDict[self.FdUiName.upper() + 'fd']
#
# Print Information
#
FdFileName = os.path.join(GenFdsGlobalVariable.FvDir, self.FdUiName + '.fd')
if not Flag:
GenFdsGlobalVariable.InfLogger("\nFd File Name:%s (%s)" %(self.FdUiName, FdFileName))
Offset = 0x00
for item in self.BlockSizeList:
Offset = Offset + item[0] * item[1]
if Offset != self.Size:
EdkLogger.error("GenFds", GENFDS_ERROR, 'FD %s Size not consistent with block array' % self.FdUiName)
GenFdsGlobalVariable.VerboseLogger('Following Fv will be add to Fd !!!')
for FvObj in GenFdsGlobalVariable.FdfParser.Profile.FvDict:
GenFdsGlobalVariable.VerboseLogger(FvObj)
HasCapsuleRegion = False
for RegionObj in self.RegionList:
if RegionObj.RegionType == 'CAPSULE':
HasCapsuleRegion = True
break
if HasCapsuleRegion:
TempFdBuffer = BytesIO()
PreviousRegionStart = -1
PreviousRegionSize = 1
for RegionObj in self.RegionList :
if RegionObj.RegionType == 'CAPSULE':
continue
if RegionObj.Offset + RegionObj.Size <= PreviousRegionStart:
pass
elif RegionObj.Offset <= PreviousRegionStart or (RegionObj.Offset >=PreviousRegionStart and RegionObj.Offset < PreviousRegionStart + PreviousRegionSize):
pass
elif RegionObj.Offset > PreviousRegionStart + PreviousRegionSize:
if not Flag:
GenFdsGlobalVariable.InfLogger('Padding region starting from offset 0x%X, with size 0x%X' %(PreviousRegionStart + PreviousRegionSize, RegionObj.Offset - (PreviousRegionStart + PreviousRegionSize)))
PadRegion = Region.Region()
PadRegion.Offset = PreviousRegionStart + PreviousRegionSize
PadRegion.Size = RegionObj.Offset - PadRegion.Offset
if not Flag:
PadRegion.AddToBuffer(TempFdBuffer, self.BaseAddress, self.BlockSizeList, self.ErasePolarity, GenFdsGlobalVariable.ImageBinDict, self.DefineVarDict)
PreviousRegionStart = RegionObj.Offset
PreviousRegionSize = RegionObj.Size
#
# Call each region's AddToBuffer function
#
if PreviousRegionSize > self.Size:
pass
GenFdsGlobalVariable.VerboseLogger('Call each region\'s AddToBuffer function')
RegionObj.AddToBuffer (TempFdBuffer, self.BaseAddress, self.BlockSizeList, self.ErasePolarity, GenFdsGlobalVariable.ImageBinDict, self.DefineVarDict)
FdBuffer = BytesIO()
PreviousRegionStart = -1
PreviousRegionSize = 1
for RegionObj in self.RegionList :
if RegionObj.Offset + RegionObj.Size <= PreviousRegionStart:
EdkLogger.error("GenFds", GENFDS_ERROR,
'Region offset 0x%X in wrong order with Region starting from 0x%X, size 0x%X\nRegions in FDF must have offsets appear in ascending order.'\
% (RegionObj.Offset, PreviousRegionStart, PreviousRegionSize))
elif RegionObj.Offset <= PreviousRegionStart or (RegionObj.Offset >=PreviousRegionStart and RegionObj.Offset < PreviousRegionStart + PreviousRegionSize):
EdkLogger.error("GenFds", GENFDS_ERROR,
'Region offset 0x%X overlaps with Region starting from 0x%X, size 0x%X' \
% (RegionObj.Offset, PreviousRegionStart, PreviousRegionSize))
elif RegionObj.Offset > PreviousRegionStart + PreviousRegionSize:
if not Flag:
GenFdsGlobalVariable.InfLogger('Padding region starting from offset 0x%X, with size 0x%X' %(PreviousRegionStart + PreviousRegionSize, RegionObj.Offset - (PreviousRegionStart + PreviousRegionSize)))
PadRegion = Region.Region()
PadRegion.Offset = PreviousRegionStart + PreviousRegionSize
PadRegion.Size = RegionObj.Offset - PadRegion.Offset
if not Flag:
PadRegion.AddToBuffer(FdBuffer, self.BaseAddress, self.BlockSizeList, self.ErasePolarity, GenFdsGlobalVariable.ImageBinDict, self.DefineVarDict)
PreviousRegionStart = RegionObj.Offset
PreviousRegionSize = RegionObj.Size
#
# Verify current region fits within allocated FD section Size
#
if PreviousRegionStart + PreviousRegionSize > self.Size:
EdkLogger.error("GenFds", GENFDS_ERROR,
'FD %s size too small to fit region with offset 0x%X and size 0x%X'
% (self.FdUiName, PreviousRegionStart, PreviousRegionSize))
#
# Call each region's AddToBuffer function
#
GenFdsGlobalVariable.VerboseLogger('Call each region\'s AddToBuffer function')
RegionObj.AddToBuffer (FdBuffer, self.BaseAddress, self.BlockSizeList, self.ErasePolarity, GenFdsGlobalVariable.ImageBinDict, self.DefineVarDict, Flag=Flag)
#
# Write the buffer contents to Fd file
#
GenFdsGlobalVariable.VerboseLogger('Write the buffer contents to Fd file')
if not Flag:
SaveFileOnChange(FdFileName, FdBuffer.getvalue())
FdBuffer.close()
GenFdsGlobalVariable.ImageBinDict[self.FdUiName.upper() + 'fd'] = FdFileName
return FdFileName
## generate flash map file
#
# @param self The object pointer
#
def GenFlashMap (self):
pass