#=========================================================================== # helper script for emergency programmer for blank emmc devices # REFERENCES # when who what, where, why # -------- --- ------------------------------------------------------- # 2015-08-24 tw Added support for UINT16 and UINT8 types # 2012-10-08 ah First Release # Copyright (c) 2007-2015 # Qualcomm Technologies, Inc. # All Rights Reserved. # Qualcomm Technologies, Inc Confidential and Proprietary # ===========================================================================*/ from xml.etree import ElementTree as ET from xml.etree.ElementTree import Element, SubElement, Comment, tostring from xml.dom import minidom #from common import * #import common from time import sleep, time import time from inspect import getargspec from os.path import getsize import struct, sys import logging port_trace_level = logging.INFO c_data_fields = 8 def init_device_log(): global port_logger LOGGINGFORMAT = '%(asctime)s %(filename)s %(lineno)s %(levelname)s: %(message)s' logging.basicConfig(filename='port_trace.txt', filemode='w' ,format=LOGGINGFORMAT,level=port_trace_level) # filemode='w', level=logging.INFO #define a 2nd Handler which writes INFO messages or higher to the sys.stderr console = logging.StreamHandler() console.setLevel(logging.INFO) console.setFormatter( logging.Formatter( LOGGINGFORMAT ) ) #add the handler to the root logger #logging.getLogger('').addHandler(console) port_logger = logging.getLogger('zeno') port_logger.addHandler(console) def print_c_formatted(data_list, title, fp): fp.write("\t/* %s */\n" % title) for i in range(0, len(data_list), 2): data_item = data_list[i:i+2] if i % c_data_fields == 0: fp.write("\n\t") #import pdb; pdb.set_trace() fp.write("0x%.2X," % int(data_item,16)) if i+2 % c_data_fields == 0: fp.write("\n") else: fp.write(" ") fp.write("\n") fp.write("\n") def write_c_file(filename, header,metadata,blockdata): fp = open(filename, 'w') fp.write(""" /*========================================================================== NOTE: This is a generated file! ===========================================================================*/ /*========================================================================== INCLUDE FILES ===========================================================================*/ #include "boot_comdef.h" #include "boot_config_data.h" /*============================================================================= LOCAL DEFINITIONS AND DECLARATIONS FOR MODULE This section contains local definitions for constants, macros, types, variables and other items needed by this module. =============================================================================*/ /** * fixed size array that holds the cdt table in memory, it's intialized to * CDT v1 with only one data block which is platform id. The platform id type * is UNKNOWN as default. */ uint8 config_data_table[CONFIG_DATA_TABLE_MAX_SIZE] = { """) print_c_formatted(header, "Header", fp) print_c_formatted(metadata, "Meta data", fp) print_c_formatted(blockdata, "Block data", fp) fp.write("""}; """) fp.write(""" /** cdt table size */ """) fp.write("uint32 config_data_table_size = %d;\n" % (len("".join(header+metadata+blockdata))/2)) fp.close() def write_bin_file(filename, data): fp = open(filename, 'wb') # Add padding to make data 4-byte aligned padding = (len(data)/2)%4 if padding!=0: data = data + '00'*(4 - padding) for i in range(0, len(data), 2): data_item = data[i:i+2] fp.write(chr(int(data_item, 16))) fp.close() def ReturnSizeString(size): if size>(1024*1024*1024): return "%.2f GB" % (size/(1024.0*1024.0*1024.0)) elif size>(1024*1024): return "%.2f MB" % (size/(1024.0*1024.0)) elif size>(1024): return "%.2f KB" % (size/(1024.0)) else: return "%i B" % (size) def prettify(elem): """Return a pretty-printed XML string for the Element. """ rough_string = ET.tostring(elem, 'utf-8') reparsed = minidom.parseString(rough_string) return reparsed.toprettyxml(indent=" ") if __name__ == "__main__": if len(sys.argv) < 3: print "Usage: cdt_parse.py filename.xml binfile.bin" sys.exit(1); init_device_log() filename = sys.argv[1] bin_file_name = sys.argv[2] c_file_name = "boot_cdt_array.c" port_logger.info("Filename: '%s'"% (filename)) root = ET.parse( filename ) NewXML = Element(root.getroot().tag) ## elem = tree.getroot(), typically it's RootTag = root.getroot().tag iter = root.getiterator() Array = [] TempArray = [] for element in iter: ##print "\n" + element.tag if element.tag == 'device': if len(TempArray)>0: Array.append(TempArray) TempArray = [] print Array if element.keys(): TEXT = element.text for name, value in element.items(): ##print "%s=%s" % (name,value) if name == 'type': if value == 'DALPROP_ATTR_TYPE_UINT32': ## means it looks like 0x0 sz = element.text.strip() ## remove all whitespace,newlines etc ## does it start with 0x ? #import pdb; pdb.set_trace() if sz[0:2].lower()=='0x': ##print "%.8X" % int(sz,16) ## need to keep as big endian if written in hex TempArray.append("%.8X" % int(sz,16)) else: ## need to convert to little endian if written as an integer temp = int(sz) TempArray.append("%.2X%.2X%.2X%.2X" % (temp&0xFF,(temp>>8)&0xFF,(temp>>16)&0xFF,(temp>>24)&0xFF)) elif value == 'DALPROP_ATTR_TYPE_UINT8': ## means it looks like 0x0 sz = element.text.strip() ## remove all whitespace,newlines etc ## does it start with 0x ? #import pdb; pdb.set_trace() if sz[0:2].lower()=='0x': ##print "%.8X" % int(sz,16) ## need to keep as big endian if written in hex TempArray.append("%.8X" % int(sz,16)) else: ## need to convert to little endian if written as an integer temp = int(sz) TempArray.append("%.2X" % (temp&0xFF)) elif value == 'DALPROP_ATTR_TYPE_UINT16': ## means it looks like 0x0 sz = element.text.strip() ## remove all whitespace,newlines etc ## does it start with 0x ? #import pdb; pdb.set_trace() if sz[0:2].lower()=='0x': ##print "%.8X" % int(sz,16) ## need to keep as big endian if written in hex TempArray.append("%.8X" % int(sz,16)) else: ## need to convert to little endian if written as an integer temp = int(sz) TempArray.append("%.2X%.2X" % (temp&0xFF,(temp>>8)&0xFF)) elif value == 'DALPROP_ATTR_TYPE_BYTE_SEQ': ## means it looks like 0x43, 0x44, 0x54, 0x0, end sz = element.text.strip() ## remove all whitespace,newlines etc temp = sz.split(',') sz = '' for i in range(len(temp)-1): ##print temp[i].strip() sz += "%.2X" % int(temp[i].strip(),16) TempArray.append(sz) else: ## unhandled print "ERROR: Don't know how to handle that" sys.exit(1) #import pdb; pdb.set_trace() if len(TempArray)>0: Array.append(TempArray) TempArray = [] print Array metadata = [] ## length of Array[0] is the size of the header ##cdb0 = ''.join(Array[1]) ## len is 5 (actually it's 10, but its a string rep of 0xFF, which is 'FF', so it's half ##cdb1 = ''.join(Array[2]) ## len is 392 ## metadata is distance from 0 to first cdb, then size of cdb ### so if 2 CDB, then metadata is going to be 2*4bytes = 8, ## so 14+8=22 ## and 14+8=22+size of last cdb, so +5 = blockdata = '' NumCDBs = len(Array)-1 ## i.e. 2 header = ''.join(Array[0]) ## len is 28, but it's in string form, so 1 byte is FF, so in string form its 2bytes, so len=14 NumHeaderBytes = len(header)/2 SizeOfMetaData = NumCDBs*4 SizeOfLastCDB = 0 MetaData = '' for i in range(NumCDBs): DistanceInBytesToCDB = NumHeaderBytes + SizeOfMetaData + SizeOfLastCDB SizeOfLastCDB = len(''.join(Array[(i+1)]))/2 print "DistanceInBytesToCDB=%d" % DistanceInBytesToCDB print "SizeOfLastCDB=%d" % SizeOfLastCDB MetaData = MetaData + ''.join( "%.2X%.2X" % ( (int(DistanceInBytesToCDB)>>0)&0xFF , (int(DistanceInBytesToCDB)>>8)&0xFF ) ) MetaData = MetaData + ''.join( "%.2X%.2X" % ( (int(SizeOfLastCDB)>>0)&0xFF , (int(SizeOfLastCDB)>>8)&0xFF )) blockdata = blockdata + ''.join(Array[i+1]) ##import pdb; pdb.set_trace() # "%.2X" % int(header[0:2]) #(Pdb) header #['43445400', '0100', '00000000', '00000000'] #(Pdb) metadata #['1600', '0500', '1B00', '8801'] #(Pdb) blockdata #['0201010000', '01000000', '00524444', 'FFFF0000', '02000000', 'B8000000', '03000000', '01000000', '00000000', '05000000', '14050000', 'A4010000', '60AE0A00', '76020000', '40010000 #', '58980000', '78050000', '4B000000', '4B000000', '0E010000', '64000000', '96000000', '4B000000', 'F0000000', '02000000', '0E000000', '0A000000', '08000000', '0E000000', '0A000000 #', '08000000', '20000000', '08000000', '03000000', 'F0000000', 'F4010000', '4B000000', '08000000', '04000000', '05000000', '80841E00', '10270000', '04000000', '100E0000', '84030000 #', '10270000', '0A000000', '96000000', 'F4010000', '80A20000', '00200000', '19000000', '37000000', '00000000', '00000000', '05000000', '14050000', 'A4010000', '60AE0A00', '76020000 #', '40010000', '58980000', '78050000', '4B000000', '4B000000', '0E010000', '64000000', '96000000', '4B000000', 'F0000000', '02000000', '0E000000', '0A000000', '08000000', '0E000000 #', '0A000000', '08000000', '20000000', '08000000', '03000000', 'F0000000', 'F4010000', '4B000000', '08000000', '04000000', '05000000', '80841E00', '10270000', '04000000', '100E0000 #', '84030000', '10270000', '0A000000', '96000000', 'F4010000', '80A20000', '00200000', '19000000', '37000000'] write_bin_file(bin_file_name, header+MetaData+blockdata) write_c_file(c_file_name, header,MetaData,blockdata) print "\n\nCreated '%s'" % bin_file_name print "Created '%s'" % c_file_name