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#!/usr/bin/python
# IBM_PROLOG_BEGIN_TAG
# This is an automatically generated prolog.
#
# $Source: src/build/parsAndCutElf.py $
#
# OpenPOWER sbe Project
#
# Contributors Listed Below - COPYRIGHT 2016
# [+] International Business Machines Corp.
#
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied. See the License for the specific language governing
# permissions and limitations under the License.
#
# IBM_PROLOG_END_TAG
import os
import subprocess
import re
import random
import sys
# Workaround to cut SBE image from elf image.
def parserElf():
cmd = "readelf -S ../../obj/sbe_seeprom.out"
firstSection = ".header"
cmd1 = "nm ../../obj/sbe_seeprom.out | grep _sbe_image_size"
output = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE)
i = 0;
for line in output.stdout:
line = line.strip()
if not line: continue
if( (line.find(firstSection) != -1) ):
tokens = line.split();
startSize = int( tokens[5], 16 )
print startSize
break;
# Get the location of sbe end
output = subprocess.Popen(cmd1, shell=True, stdout=subprocess.PIPE)
for line in output.stdout:
line = line.strip()
tokens = line.split();
endSize = int( tokens[0], 16 );
break;
print endSize;
if( (startSize == 0) or (endSize == 0)):
exit(-1)
# cut the image
cmd1 = "dd skip=" + str(startSize) + " count=" + str(endSize) + " if=../../obj/sbe_seeprom.out of=../../images/sbe_seeprom.bin bs=1"
rc = os.system(cmd1)
if ( rc ):
print "ERROR running %s: %d "%( cmd1, rc )
exit(-1)
parserElf()
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