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CloverBootloader/BaseTools/Source/Python/BPDG/GenVpd.py
Sergey Isakov b1264ef1e3 changes of BaseTools 
Signed-off-by: Sergey Isakov <isakov-sl@bk.ru>
2019-09-04 23:02:41 +03:00

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Python
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## @file
# This file include GenVpd class for fix the Vpd type PCD offset, and PcdEntry for describe
# and process each entry of vpd type PCD.
#
# Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
from __future__ import absolute_import
import Common.LongFilePathOs as os
from io import BytesIO
from . import StringTable as st
import array
import re
from Common.LongFilePathSupport import OpenLongFilePath as open
from struct import *
from Common.DataType import MAX_SIZE_TYPE, MAX_VAL_TYPE, TAB_STAR
import Common.EdkLogger as EdkLogger
import Common.BuildToolError as BuildToolError
_FORMAT_CHAR = {1: 'B',
2: 'H',
4: 'I',
8: 'Q'
}
## The VPD PCD data structure for store and process each VPD PCD entry.
#
# This class contain method to format and pack pcd's value.
#
class PcdEntry:
def __init__(self, PcdCName, SkuId,PcdOffset, PcdSize, PcdValue, Lineno=None, FileName=None, PcdUnpackValue=None,
PcdBinOffset=None, PcdBinSize=None, Alignment=None):
self.PcdCName = PcdCName.strip()
self.SkuId = SkuId.strip()
self.PcdOffset = PcdOffset.strip()
self.PcdSize = PcdSize.strip()
self.PcdValue = PcdValue.strip()
self.Lineno = Lineno.strip()
self.FileName = FileName.strip()
self.PcdUnpackValue = PcdUnpackValue
self.PcdBinOffset = PcdBinOffset
self.PcdBinSize = PcdBinSize
self.Alignment = Alignment
if self.PcdValue == '' :
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid PCD format(Name: %s File: %s line: %s) , no Value specified!" % (self.PcdCName, self.FileName, self.Lineno))
if self.PcdOffset == '' :
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid PCD format(Name: %s File: %s Line: %s) , no Offset specified!" % (self.PcdCName, self.FileName, self.Lineno))
if self.PcdSize == '' :
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid PCD format(Name: %s File: %s Line: %s), no PcdSize specified!" % (self.PcdCName, self.FileName, self.Lineno))
self._GenOffsetValue ()
## Analyze the string value to judge the PCD's datum type equal to Boolean or not.
#
# @param ValueString PCD's value
# @param Size PCD's size
#
# @retval True PCD's datum type is Boolean
# @retval False PCD's datum type is not Boolean.
#
def _IsBoolean(self, ValueString, Size):
if (Size == "1"):
if ValueString.upper() in ["TRUE", "FALSE"]:
return True
elif ValueString in ["0", "1", "0x0", "0x1", "0x00", "0x01"]:
return True
return False
## Convert the PCD's value from string to integer.
#
# This function will try to convert the Offset value form string to integer
# for both hexadecimal and decimal.
#
def _GenOffsetValue(self):
if self.PcdOffset != TAB_STAR:
try:
self.PcdBinOffset = int (self.PcdOffset)
except:
try:
self.PcdBinOffset = int(self.PcdOffset, 16)
except:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid offset value %s for PCD %s (File: %s Line: %s)" % (self.PcdOffset, self.PcdCName, self.FileName, self.Lineno))
## Pack Boolean type VPD PCD's value form string to binary type.
#
# @param ValueString The boolean type string for pack.
#
#
def _PackBooleanValue(self, ValueString):
if ValueString.upper() == "TRUE" or ValueString in ["1", "0x1", "0x01"]:
try:
self.PcdValue = pack(_FORMAT_CHAR[1], 1)
except:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid size or value for PCD %s to pack(File: %s Line: %s)." % (self.PcdCName, self.FileName, self.Lineno))
else:
try:
self.PcdValue = pack(_FORMAT_CHAR[1], 0)
except:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid size or value for PCD %s to pack(File: %s Line: %s)." % (self.PcdCName, self.FileName, self.Lineno))
## Pack Integer type VPD PCD's value form string to binary type.
#
# @param ValueString The Integer type string for pack.
#
#
def _PackIntValue(self, IntValue, Size):
if Size not in _FORMAT_CHAR:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid size %d for PCD %s in integer datum size(File: %s Line: %s)." % (Size, self.PcdCName, self.FileName, self.Lineno))
for Type, MaxSize in MAX_SIZE_TYPE.items():
if Type == 'BOOLEAN':
continue
if Size == MaxSize:
if IntValue < 0:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"PCD can't be set to negative value %d for PCD %s in %s datum type(File: %s Line: %s)." % (
IntValue, self.PcdCName, Type, self.FileName, self.Lineno))
elif IntValue > MAX_VAL_TYPE[Type]:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Too large PCD value %d for datum type %s for PCD %s(File: %s Line: %s)." % (
IntValue, Type, self.PcdCName, self.FileName, self.Lineno))
try:
self.PcdValue = pack(_FORMAT_CHAR[Size], IntValue)
except:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid size or value for PCD %s to pack(File: %s Line: %s)." % (self.PcdCName, self.FileName, self.Lineno))
## Pack VOID* type VPD PCD's value form string to binary type.
#
# The VOID* type of string divided into 3 sub-type:
# 1: L"String"/L'String', Unicode type string.
# 2: "String"/'String', Ascii type string.
# 3: {bytearray}, only support byte-array.
#
# @param ValueString The Integer type string for pack.
#
def _PackPtrValue(self, ValueString, Size):
if ValueString.startswith('L"') or ValueString.startswith("L'"):
self._PackUnicode(ValueString, Size)
elif ValueString.startswith('{') and ValueString.endswith('}'):
self._PackByteArray(ValueString, Size)
elif (ValueString.startswith('"') and ValueString.endswith('"')) or (ValueString.startswith("'") and ValueString.endswith("'")):
self._PackString(ValueString, Size)
else:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid VOID* type PCD %s value %s (File: %s Line: %s)" % (self.PcdCName, ValueString, self.FileName, self.Lineno))
## Pack an Ascii PCD value.
#
# An Ascii string for a PCD should be in format as ""/''.
#
def _PackString(self, ValueString, Size):
if (Size < 0):
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid parameter Size %s of PCD %s!(File: %s Line: %s)" % (self.PcdBinSize, self.PcdCName, self.FileName, self.Lineno))
if (ValueString == ""):
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID, "Invalid parameter ValueString %s of PCD %s!(File: %s Line: %s)" % (self.PcdUnpackValue, self.PcdCName, self.FileName, self.Lineno))
QuotedFlag = True
if ValueString.startswith("'"):
QuotedFlag = False
ValueString = ValueString[1:-1]
# No null-terminator in 'string'
if (QuotedFlag and len(ValueString) + 1 > Size) or (not QuotedFlag and len(ValueString) > Size):
EdkLogger.error("BPDG", BuildToolError.RESOURCE_OVERFLOW,
"PCD value string %s is exceed to size %d(File: %s Line: %s)" % (ValueString, Size, self.FileName, self.Lineno))
try:
self.PcdValue = pack('%ds' % Size, ValueString.encode('utf-8'))
except:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid size or value for PCD %s to pack(File: %s Line: %s)." % (self.PcdCName, self.FileName, self.Lineno))
## Pack a byte-array PCD value.
#
# A byte-array for a PCD should be in format as {0x01, 0x02, ...}.
#
def _PackByteArray(self, ValueString, Size):
if (Size < 0):
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID, "Invalid parameter Size %s of PCD %s!(File: %s Line: %s)" % (self.PcdBinSize, self.PcdCName, self.FileName, self.Lineno))
if (ValueString == ""):
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID, "Invalid parameter ValueString %s of PCD %s!(File: %s Line: %s)" % (self.PcdUnpackValue, self.PcdCName, self.FileName, self.Lineno))
ValueString = ValueString.strip()
ValueString = ValueString.lstrip('{').strip('}')
ValueList = ValueString.split(',')
ValueList = [item.strip() for item in ValueList]
if len(ValueList) > Size:
EdkLogger.error("BPDG", BuildToolError.RESOURCE_OVERFLOW,
"The byte array %s is too large for size %d(File: %s Line: %s)" % (ValueString, Size, self.FileName, self.Lineno))
ReturnArray = array.array('B')
for Index in range(len(ValueList)):
Value = None
if ValueList[Index].lower().startswith('0x'):
# translate hex value
try:
Value = int(ValueList[Index], 16)
except:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"The value item %s in byte array %s is an invalid HEX value.(File: %s Line: %s)" % \
(ValueList[Index], ValueString, self.FileName, self.Lineno))
else:
# translate decimal value
try:
Value = int(ValueList[Index], 10)
except:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"The value item %s in byte array %s is an invalid DECIMAL value.(File: %s Line: %s)" % \
(ValueList[Index], ValueString, self.FileName, self.Lineno))
if Value > 255:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"The value item %s in byte array %s do not in range 0 ~ 0xFF(File: %s Line: %s)" % \
(ValueList[Index], ValueString, self.FileName, self.Lineno))
ReturnArray.append(Value)
for Index in range(len(ValueList), Size):
ReturnArray.append(0)
self.PcdValue = ReturnArray.tolist()
## Pack a unicode PCD value into byte array.
#
# A unicode string for a PCD should be in format as L""/L''.
#
def _PackUnicode(self, UnicodeString, Size):
if (Size < 0):
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID, "Invalid parameter Size %s of PCD %s!(File: %s Line: %s)" % \
(self.PcdBinSize, self.PcdCName, self.FileName, self.Lineno))
QuotedFlag = True
if UnicodeString.startswith("L'"):
QuotedFlag = False
UnicodeString = UnicodeString[2:-1]
# No null-terminator in L'string'
if (QuotedFlag and (len(UnicodeString) + 1) * 2 > Size) or (not QuotedFlag and len(UnicodeString) * 2 > Size):
EdkLogger.error("BPDG", BuildToolError.RESOURCE_OVERFLOW,
"The size of unicode string %s is too larger for size %s(File: %s Line: %s)" % \
(UnicodeString, Size, self.FileName, self.Lineno))
ReturnArray = array.array('B')
for Value in UnicodeString:
try:
ReturnArray.append(ord(Value))
ReturnArray.append(0)
except:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID,
"Invalid unicode character %s in unicode string %s(File: %s Line: %s)" % \
(Value, UnicodeString, self.FileName, self.Lineno))
for Index in range(len(UnicodeString) * 2, Size):
ReturnArray.append(0)
self.PcdValue = ReturnArray.tolist()
## The class implementing the BPDG VPD PCD offset fix process
#
# The VPD PCD offset fix process includes:
# 1. Parse the input guided.txt file and store it in the data structure;
# 2. Format the input file data to remove unused lines;
# 3. Fixed offset if needed;
# 4. Generate output file, including guided.map and guided.bin file;
#
class GenVPD :
## Constructor of DscBuildData
#
# Initialize object of GenVPD
# @Param InputFileName The filename include the vpd type pcd information
# @param MapFileName The filename of map file that stores vpd type pcd information.
# This file will be generated by the BPDG tool after fix the offset
# and adjust the offset to make the pcd data aligned.
# @param VpdFileName The filename of Vpd file that hold vpd pcd information.
#
def __init__(self, InputFileName, MapFileName, VpdFileName):
self.InputFileName = InputFileName
self.MapFileName = MapFileName
self.VpdFileName = VpdFileName
self.FileLinesList = []
self.PcdFixedOffsetSizeList = []
self.PcdUnknownOffsetList = []
try:
fInputfile = open(InputFileName, "r")
try:
self.FileLinesList = fInputfile.readlines()
except:
EdkLogger.error("BPDG", BuildToolError.FILE_READ_FAILURE, "File read failed for %s" % InputFileName, None)
finally:
fInputfile.close()
except:
EdkLogger.error("BPDG", BuildToolError.FILE_OPEN_FAILURE, "File open failed for %s" % InputFileName, None)
##
# Parser the input file which is generated by the build tool. Convert the value of each pcd's
# from string to its real format. Also remove the useless line in the input file.
#
def ParserInputFile (self):
count = 0
for line in self.FileLinesList:
# Strip "\r\n" generated by readlines ().
line = line.strip()
line = line.rstrip(os.linesep)
# Skip the comment line
if (not line.startswith("#")) and len(line) > 1 :
#
# Enhanced for support "|" character in the string.
#
ValueList = ['', '', '', '', '']
ValueRe = re.compile(r'\s*L?\".*\|.*\"\s*$')
PtrValue = ValueRe.findall(line)
ValueUpdateFlag = False
if len(PtrValue) >= 1:
line = re.sub(ValueRe, '', line)
ValueUpdateFlag = True
TokenList = line.split('|')
ValueList[0:len(TokenList)] = TokenList
if ValueUpdateFlag:
ValueList[4] = PtrValue[0]
self.FileLinesList[count] = ValueList
# Store the line number
self.FileLinesList[count].append(str(count + 1))
elif len(line) <= 1 :
# Set the blank line to "None"
self.FileLinesList[count] = None
else :
# Set the comment line to "None"
self.FileLinesList[count] = None
count += 1
# The line count contain usage information
count = 0
# Delete useless lines
while (True) :
try :
if (self.FileLinesList[count] is None) :
del(self.FileLinesList[count])
else :
count += 1
except :
break
#
# After remove the useless line, if there are no data remain in the file line list,
# Report warning messages to user's.
#
if len(self.FileLinesList) == 0 :
EdkLogger.warn('BPDG', BuildToolError.RESOURCE_NOT_AVAILABLE,
"There are no VPD type pcds defined in DSC file, Please check it.")
# Process the pcds one by one base on the pcd's value and size
count = 0
for line in self.FileLinesList:
if line is not None :
PCD = PcdEntry(line[0], line[1], line[2], line[3], line[4], line[5], self.InputFileName)
# Strip the space char
PCD.PcdCName = PCD.PcdCName.strip(' ')
PCD.SkuId = PCD.SkuId.strip(' ')
PCD.PcdOffset = PCD.PcdOffset.strip(' ')
PCD.PcdSize = PCD.PcdSize.strip(' ')
PCD.PcdValue = PCD.PcdValue.strip(' ')
PCD.Lineno = PCD.Lineno.strip(' ')
#
# Store the original pcd value.
# This information will be useful while generate the output map file.
#
PCD.PcdUnpackValue = str(PCD.PcdValue)
#
# Translate PCD size string to an integer value.
PackSize = None
try:
PackSize = int(PCD.PcdSize, 10)
PCD.PcdBinSize = PackSize
except:
try:
PackSize = int(PCD.PcdSize, 16)
PCD.PcdBinSize = PackSize
except:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID, "Invalid PCD size value %s at file: %s line: %s" % (PCD.PcdSize, self.InputFileName, PCD.Lineno))
#
# If value is Unicode string (e.g. L""), then use 2-byte alignment
# If value is byte array (e.g. {}), then use 8-byte alignment
#
PCD.PcdOccupySize = PCD.PcdBinSize
if PCD.PcdUnpackValue.startswith("{"):
Alignment = 8
elif PCD.PcdUnpackValue.startswith("L"):
Alignment = 2
else:
Alignment = 1
PCD.Alignment = Alignment
if PCD.PcdOffset != TAB_STAR:
if PCD.PcdOccupySize % Alignment != 0:
if PCD.PcdUnpackValue.startswith("{"):
EdkLogger.warn("BPDG", "The offset value of PCD %s is not 8-byte aligned!" %(PCD.PcdCName), File=self.InputFileName)
else:
EdkLogger.error("BPDG", BuildToolError.FORMAT_INVALID, 'The offset value of PCD %s should be %s-byte aligned.' % (PCD.PcdCName, Alignment))
else:
if PCD.PcdOccupySize % Alignment != 0:
PCD.PcdOccupySize = (PCD.PcdOccupySize // Alignment + 1) * Alignment
PackSize = PCD.PcdOccupySize
if PCD._IsBoolean(PCD.PcdValue, PCD.PcdSize):
PCD._PackBooleanValue(PCD.PcdValue)
self.FileLinesList[count] = PCD
count += 1
continue
#
# Try to translate value to an integer firstly.
#
IsInteger = True
PackValue = None
try:
PackValue = int(PCD.PcdValue)
except:
try:
PackValue = int(PCD.PcdValue, 16)
except:
IsInteger = False
if IsInteger:
PCD._PackIntValue(PackValue, PackSize)
else:
PCD._PackPtrValue(PCD.PcdValue, PackSize)
self.FileLinesList[count] = PCD
count += 1
else :
continue
##
# This function used to create a clean list only contain useful information and reorganized to make it
# easy to be sorted
#
def FormatFileLine (self) :
for eachPcd in self.FileLinesList :
if eachPcd.PcdOffset != TAB_STAR :
# Use pcd's Offset value as key, and pcd's Value as value
self.PcdFixedOffsetSizeList.append(eachPcd)
else :
# Use pcd's CName as key, and pcd's Size as value
self.PcdUnknownOffsetList.append(eachPcd)
##
# This function is use to fix the offset value which the not specified in the map file.
# Usually it use the star (meaning any offset) character in the offset field
#
def FixVpdOffset (self):
# At first, the offset should start at 0
# Sort fixed offset list in order to find out where has free spaces for the pcd's offset
# value is TAB_STAR to insert into.
self.PcdFixedOffsetSizeList.sort(key=lambda x: x.PcdBinOffset)
#
# Sort the un-fixed pcd's offset by its size.
#
self.PcdUnknownOffsetList.sort(key=lambda x: x.PcdBinSize)
index =0
for pcd in self.PcdUnknownOffsetList:
index += 1
if pcd.PcdCName == ".".join(("gEfiMdeModulePkgTokenSpaceGuid", "PcdNvStoreDefaultValueBuffer")):
if index != len(self.PcdUnknownOffsetList):
for i in range(len(self.PcdUnknownOffsetList) - index):
self.PcdUnknownOffsetList[index+i -1 ], self.PcdUnknownOffsetList[index+i] = self.PcdUnknownOffsetList[index+i], self.PcdUnknownOffsetList[index+i -1]
#
# Process all Offset value are TAB_STAR
#
if (len(self.PcdFixedOffsetSizeList) == 0) and (len(self.PcdUnknownOffsetList) != 0) :
# The offset start from 0
NowOffset = 0
for Pcd in self.PcdUnknownOffsetList :
if NowOffset % Pcd.Alignment != 0:
NowOffset = (NowOffset// Pcd.Alignment + 1) * Pcd.Alignment
Pcd.PcdBinOffset = NowOffset
Pcd.PcdOffset = str(hex(Pcd.PcdBinOffset))
NowOffset += Pcd.PcdOccupySize
self.PcdFixedOffsetSizeList = self.PcdUnknownOffsetList
return
# Check the offset of VPD type pcd's offset start from 0.
if self.PcdFixedOffsetSizeList[0].PcdBinOffset != 0 :
EdkLogger.warn("BPDG", "The offset of VPD type pcd should start with 0, please check it.",
None)
# Judge whether the offset in fixed pcd offset list is overlapped or not.
lenOfList = len(self.PcdFixedOffsetSizeList)
count = 0
while (count < lenOfList - 1) :
PcdNow = self.PcdFixedOffsetSizeList[count]
PcdNext = self.PcdFixedOffsetSizeList[count+1]
# Two pcd's offset is same
if PcdNow.PcdBinOffset == PcdNext.PcdBinOffset :
EdkLogger.error("BPDG", BuildToolError.ATTRIBUTE_GET_FAILURE,
"The offset of %s at line: %s is same with %s at line: %s in file %s" % \
(PcdNow.PcdCName, PcdNow.Lineno, PcdNext.PcdCName, PcdNext.Lineno, PcdNext.FileName),
None)
# Overlapped
if PcdNow.PcdBinOffset + PcdNow.PcdOccupySize > PcdNext.PcdBinOffset :
EdkLogger.error("BPDG", BuildToolError.ATTRIBUTE_GET_FAILURE,
"The offset of %s at line: %s is overlapped with %s at line: %s in file %s" % \
(PcdNow.PcdCName, PcdNow.Lineno, PcdNext.PcdCName, PcdNext.Lineno, PcdNext.FileName),
None)
# Has free space, raise a warning message
if PcdNow.PcdBinOffset + PcdNow.PcdOccupySize < PcdNext.PcdBinOffset :
EdkLogger.warn("BPDG", BuildToolError.ATTRIBUTE_GET_FAILURE,
"The offsets have free space of between %s at line: %s and %s at line: %s in file %s" % \
(PcdNow.PcdCName, PcdNow.Lineno, PcdNext.PcdCName, PcdNext.Lineno, PcdNext.FileName),
None)
count += 1
LastOffset = self.PcdFixedOffsetSizeList[0].PcdBinOffset
FixOffsetSizeListCount = 0
lenOfList = len(self.PcdFixedOffsetSizeList)
lenOfUnfixedList = len(self.PcdUnknownOffsetList)
##
# Insert the un-fixed offset pcd's list into fixed offset pcd's list if has free space between those pcds.
#
while (FixOffsetSizeListCount < lenOfList) :
eachFixedPcd = self.PcdFixedOffsetSizeList[FixOffsetSizeListCount]
NowOffset = eachFixedPcd.PcdBinOffset
# Has free space
if LastOffset < NowOffset :
if lenOfUnfixedList != 0 :
countOfUnfixedList = 0
while(countOfUnfixedList < lenOfUnfixedList) :
eachUnfixedPcd = self.PcdUnknownOffsetList[countOfUnfixedList]
needFixPcdSize = eachUnfixedPcd.PcdOccupySize
# Not been fixed
if eachUnfixedPcd.PcdOffset == TAB_STAR :
if LastOffset % eachUnfixedPcd.Alignment != 0:
LastOffset = (LastOffset // eachUnfixedPcd.Alignment + 1) * eachUnfixedPcd.Alignment
# The offset un-fixed pcd can write into this free space
if needFixPcdSize <= (NowOffset - LastOffset) :
# Change the offset value of un-fixed pcd
eachUnfixedPcd.PcdOffset = str(hex(LastOffset))
eachUnfixedPcd.PcdBinOffset = LastOffset
# Insert this pcd into fixed offset pcd list.
self.PcdFixedOffsetSizeList.insert(FixOffsetSizeListCount, eachUnfixedPcd)
# Delete the item's offset that has been fixed and added into fixed offset list
self.PcdUnknownOffsetList.pop(countOfUnfixedList)
# After item added, should enlarge the length of fixed pcd offset list
lenOfList += 1
FixOffsetSizeListCount += 1
# Decrease the un-fixed pcd offset list's length
lenOfUnfixedList -= 1
# Modify the last offset value
LastOffset += needFixPcdSize
else :
# It can not insert into those two pcds, need to check still has other space can store it.
LastOffset = NowOffset + self.PcdFixedOffsetSizeList[FixOffsetSizeListCount].PcdOccupySize
FixOffsetSizeListCount += 1
break
# Set the FixOffsetSizeListCount = lenOfList for quit the loop
else :
FixOffsetSizeListCount = lenOfList
# No free space, smoothly connect with previous pcd.
elif LastOffset == NowOffset :
LastOffset = NowOffset + eachFixedPcd.PcdOccupySize
FixOffsetSizeListCount += 1
# Usually it will not enter into this thunk, if so, means it overlapped.
else :
EdkLogger.error("BPDG", BuildToolError.ATTRIBUTE_NOT_AVAILABLE,
"The offset value definition has overlapped at pcd: %s, its offset is: %s, in file: %s line: %s" % \
(eachFixedPcd.PcdCName, eachFixedPcd.PcdOffset, eachFixedPcd.InputFileName, eachFixedPcd.Lineno),
None)
FixOffsetSizeListCount += 1
# Continue to process the un-fixed offset pcd's list, add this time, just append them behind the fixed pcd's offset list.
lenOfUnfixedList = len(self.PcdUnknownOffsetList)
lenOfList = len(self.PcdFixedOffsetSizeList)
while (lenOfUnfixedList > 0) :
# Still has items need to process
# The last pcd instance
LastPcd = self.PcdFixedOffsetSizeList[lenOfList-1]
NeedFixPcd = self.PcdUnknownOffsetList[0]
NeedFixPcd.PcdBinOffset = LastPcd.PcdBinOffset + LastPcd.PcdOccupySize
if NeedFixPcd.PcdBinOffset % NeedFixPcd.Alignment != 0:
NeedFixPcd.PcdBinOffset = (NeedFixPcd.PcdBinOffset // NeedFixPcd.Alignment + 1) * NeedFixPcd.Alignment
NeedFixPcd.PcdOffset = str(hex(NeedFixPcd.PcdBinOffset))
# Insert this pcd into fixed offset pcd list's tail.
self.PcdFixedOffsetSizeList.insert(lenOfList, NeedFixPcd)
# Delete the item's offset that has been fixed and added into fixed offset list
self.PcdUnknownOffsetList.pop(0)
lenOfList += 1
lenOfUnfixedList -= 1
##
# Write the final data into output files.
#
def GenerateVpdFile (self, MapFileName, BinFileName):
#Open an VPD file to process
try:
fVpdFile = open(BinFileName, "wb")
except:
# Open failed
EdkLogger.error("BPDG", BuildToolError.FILE_OPEN_FAILURE, "File open failed for %s" % self.VpdFileName, None)
try :
fMapFile = open(MapFileName, "w")
except:
# Open failed
EdkLogger.error("BPDG", BuildToolError.FILE_OPEN_FAILURE, "File open failed for %s" % self.MapFileName, None)
# Use a instance of BytesIO to cache data
fStringIO = BytesIO()
# Write the header of map file.
try :
fMapFile.write (st.MAP_FILE_COMMENT_TEMPLATE + "\n")
except:
EdkLogger.error("BPDG", BuildToolError.FILE_WRITE_FAILURE, "Write data to file %s failed, please check whether the file been locked or using by other applications." % self.MapFileName, None)
for eachPcd in self.PcdFixedOffsetSizeList :
# write map file
try :
fMapFile.write("%s | %s | %s | %s | %s \n" % (eachPcd.PcdCName, eachPcd.SkuId, eachPcd.PcdOffset, eachPcd.PcdSize, eachPcd.PcdUnpackValue))
except:
EdkLogger.error("BPDG", BuildToolError.FILE_WRITE_FAILURE, "Write data to file %s failed, please check whether the file been locked or using by other applications." % self.MapFileName, None)
# Write Vpd binary file
fStringIO.seek (eachPcd.PcdBinOffset)
if isinstance(eachPcd.PcdValue, list):
for i in range(len(eachPcd.PcdValue)):
Value = eachPcd.PcdValue[i:i + 1]
if isinstance(bytes(Value), str):
fStringIO.write(chr(Value[0]))
else:
fStringIO.write(bytes(Value))
else:
fStringIO.write (eachPcd.PcdValue)
try :
fVpdFile.write (fStringIO.getvalue())
except:
EdkLogger.error("BPDG", BuildToolError.FILE_WRITE_FAILURE, "Write data to file %s failed, please check whether the file been locked or using by other applications." % self.VpdFileName, None)
fStringIO.close ()
fVpdFile.close ()
fMapFile.close ()
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