#=========================================================================== # helper script for emergency programmer for blank emmc devices # REFERENCES # $Header: //components/rel/boot.bf/3.1.1/tools/genimage/misc/cdt_mod.py#2 $ # $DateTime: 2015/07/22 10:35:57 $ # $Author: pwbldsvc $ # when who what, where, why # -------- --- ------------------------------------------------------- # 2015-01-27 an Copied from cdt_generator.py # Copyright (c) 2007-2015 Qualcomm Technologies, Inc. # All Rights Reserved. # Confidential and Proprietary - Qualcomm Technologies, Inc. # ===========================================================================*/ 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 CDT_VERSION = '2' crc32_table = [ 0x00000000, 0x04c11db7, 0x09823b6e, 0x0d4326d9, 0x130476dc, 0x17c56b6b, 0x1a864db2, 0x1e475005, 0x2608edb8, 0x22c9f00f, 0x2f8ad6d6, 0x2b4bcb61, 0x350c9b64, 0x31cd86d3, 0x3c8ea00a, 0x384fbdbd, 0x4c11db70, 0x48d0c6c7, 0x4593e01e, 0x4152fda9, 0x5f15adac, 0x5bd4b01b, 0x569796c2, 0x52568b75, 0x6a1936c8, 0x6ed82b7f, 0x639b0da6, 0x675a1011, 0x791d4014, 0x7ddc5da3, 0x709f7b7a, 0x745e66cd, 0x9823b6e0, 0x9ce2ab57, 0x91a18d8e, 0x95609039, 0x8b27c03c, 0x8fe6dd8b, 0x82a5fb52, 0x8664e6e5, 0xbe2b5b58, 0xbaea46ef, 0xb7a96036, 0xb3687d81, 0xad2f2d84, 0xa9ee3033, 0xa4ad16ea, 0xa06c0b5d, 0xd4326d90, 0xd0f37027, 0xddb056fe, 0xd9714b49, 0xc7361b4c, 0xc3f706fb, 0xceb42022, 0xca753d95, 0xf23a8028, 0xf6fb9d9f, 0xfbb8bb46, 0xff79a6f1, 0xe13ef6f4, 0xe5ffeb43, 0xe8bccd9a, 0xec7dd02d, 0x34867077, 0x30476dc0, 0x3d044b19, 0x39c556ae, 0x278206ab, 0x23431b1c, 0x2e003dc5, 0x2ac12072, 0x128e9dcf, 0x164f8078, 0x1b0ca6a1, 0x1fcdbb16, 0x018aeb13, 0x054bf6a4, 0x0808d07d, 0x0cc9cdca, 0x7897ab07, 0x7c56b6b0, 0x71159069, 0x75d48dde, 0x6b93dddb, 0x6f52c06c, 0x6211e6b5, 0x66d0fb02, 0x5e9f46bf, 0x5a5e5b08, 0x571d7dd1, 0x53dc6066, 0x4d9b3063, 0x495a2dd4, 0x44190b0d, 0x40d816ba, 0xaca5c697, 0xa864db20, 0xa527fdf9, 0xa1e6e04e, 0xbfa1b04b, 0xbb60adfc, 0xb6238b25, 0xb2e29692, 0x8aad2b2f, 0x8e6c3698, 0x832f1041, 0x87ee0df6, 0x99a95df3, 0x9d684044, 0x902b669d, 0x94ea7b2a, 0xe0b41de7, 0xe4750050, 0xe9362689, 0xedf73b3e, 0xf3b06b3b, 0xf771768c, 0xfa325055, 0xfef34de2, 0xc6bcf05f, 0xc27dede8, 0xcf3ecb31, 0xcbffd686, 0xd5b88683, 0xd1799b34, 0xdc3abded, 0xd8fba05a, 0x690ce0ee, 0x6dcdfd59, 0x608edb80, 0x644fc637, 0x7a089632, 0x7ec98b85, 0x738aad5c, 0x774bb0eb, 0x4f040d56, 0x4bc510e1, 0x46863638, 0x42472b8f, 0x5c007b8a, 0x58c1663d, 0x558240e4, 0x51435d53, 0x251d3b9e, 0x21dc2629, 0x2c9f00f0, 0x285e1d47, 0x36194d42, 0x32d850f5, 0x3f9b762c, 0x3b5a6b9b, 0x0315d626, 0x07d4cb91, 0x0a97ed48, 0x0e56f0ff, 0x1011a0fa, 0x14d0bd4d, 0x19939b94, 0x1d528623, 0xf12f560e, 0xf5ee4bb9, 0xf8ad6d60, 0xfc6c70d7, 0xe22b20d2, 0xe6ea3d65, 0xeba91bbc, 0xef68060b, 0xd727bbb6, 0xd3e6a601, 0xdea580d8, 0xda649d6f, 0xc423cd6a, 0xc0e2d0dd, 0xcda1f604, 0xc960ebb3, 0xbd3e8d7e, 0xb9ff90c9, 0xb4bcb610, 0xb07daba7, 0xae3afba2, 0xaafbe615, 0xa7b8c0cc, 0xa379dd7b, 0x9b3660c6, 0x9ff77d71, 0x92b45ba8, 0x9675461f, 0x8832161a, 0x8cf30bad, 0x81b02d74, 0x857130c3, 0x5d8a9099, 0x594b8d2e, 0x5408abf7, 0x50c9b640, 0x4e8ee645, 0x4a4ffbf2, 0x470cdd2b, 0x43cdc09c, 0x7b827d21, 0x7f436096, 0x7200464f, 0x76c15bf8, 0x68860bfd, 0x6c47164a, 0x61043093, 0x65c52d24, 0x119b4be9, 0x155a565e, 0x18197087, 0x1cd86d30, 0x029f3d35, 0x065e2082, 0x0b1d065b, 0x0fdc1bec, 0x3793a651, 0x3352bbe6, 0x3e119d3f, 0x3ad08088, 0x2497d08d, 0x2056cd3a, 0x2d15ebe3, 0x29d4f654, 0xc5a92679, 0xc1683bce, 0xcc2b1d17, 0xc8ea00a0, 0xd6ad50a5, 0xd26c4d12, 0xdf2f6bcb, 0xdbee767c, 0xe3a1cbc1, 0xe760d676, 0xea23f0af, 0xeee2ed18, 0xf0a5bd1d, 0xf464a0aa, 0xf9278673, 0xfde69bc4, 0x89b8fd09, 0x8d79e0be, 0x803ac667, 0x84fbdbd0, 0x9abc8bd5, 0x9e7d9662, 0x933eb0bb, 0x97ffad0c, 0xafb010b1, 0xab710d06, 0xa6322bdf, 0xa2f33668, 0xbcb4666d, 0xb8757bda, 0xb5365d03, 0xb1f740b4 ] 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_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 = '' DistanceInBytesToCDB = NumHeaderBytes + SizeOfMetaData for i in range(NumCDBs): DistanceInBytesToCDB = DistanceInBytesToCDB + 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'] #CRC computation for metadata and blockdata data = MetaData+blockdata crc = 0 for i in range(0, len(data), 2): data_item = data[i:i+2] x = chr(int(data_item, 16)) crc = crc32_table[((crc >> 24) ^ (ord(x)))%256] ^ (crc << 8) crc = hex(crc & 0xffffffff).strip('L') crc = struct.pack('