def __init__(self, hexfile):
try:
self.app_size_packet = None
self.app_crc_packet = 0xFFFF
self.data_packets = []
ih = IntelHex(hexfile)
bin_array = ih.tobinarray()
fsize = len(bin_array)
self.app_size_packet = [(fsize >> 0 & 0xFF),
(fsize >> 8 & 0xFF),
(fsize >> 16 & 0xFF),
(fsize >> 24 & 0xFF)]
for i in range(0, len(bin_array), PKT_SIZE):
data = (bin_array[i:i+PKT_SIZE])
self.data_packets.append(data)
self.crc16_compute(data)
crc_packet = self.app_crc_packet
self.app_crc_packet = [(crc_packet >> 0 & 0xFF),
(crc_packet >> 8 & 0xFF)]
except Exception, e1:
print "HexToDFUPkts init Exception %s" % str(e1)
sys.exit(0)
def merge_region_list(region_list, destination, padding=b'\xFF'):
"""Merege the region_list into a single image
Positional Arguments:
region_list - list of regions, which should contain filenames
destination - file name to write all regions to
padding - bytes to fill gapps with
"""
merged = IntelHex()
print("Merging Regions:")
for region in region_list:
if region.active and not region.filename:
raise ToolException("Active region has no contents: No file found.")
if region.filename:
print(" Filling region %s with %s" % (region.name, region.filename))
part = intelhex_offset(region.filename, offset=region.start)
part_size = (part.maxaddr() - part.minaddr()) + 1
if part_size > region.size:
raise ToolException("Contents of region %s does not fit"
% region.name)
merged.merge(part)
pad_size = region.size - part_size
if pad_size > 0 and region != region_list[-1]:
print(" Padding region %s with 0x%x bytes" % (region.name, pad_size))
merged.puts(merged.maxaddr() + 1, padding * pad_size)
if not exists(dirname(destination)):
makedirs(dirname(destination))
print("Space used after regions merged: 0x%x" %
(merged.maxaddr() - merged.minaddr() + 1))
with open(destination, "wb+") as output:
merged.tofile(output, format='bin')
def flashEeprom(self):
do_flash = False
if "custom" in self.firmware.lower() or "extended" in self.firmware.lower():
from intelhex import IntelHex
eep_file = os.path.join(get_path("ROOT"), "eeprom.eep")
map_file = os.path.join(get_path("ROOT"), "%s.map" % self.firmware)
if not os.path.exists(map_file):
map_file = os.path.join(get_path("ROOT"), "%s-default.map" % self.firmware)
if os.path.exists(map_file):
try:
with open(map_file, 'r') as f: mappings = f.read().split("\n")
f.closed
except:
pass
if mappings:
ih = IntelHex()
i = 0
for line in mappings:
try: ih[i] = int(line)
except: ih[i] = 0
i +=1
eep = open(eep_file, 'w')
ih.write_hex_file(eep)
eep.close()
do_flash = True
return do_flash
def load_image(self, path):
retst = True
self.data_buffer = bytearray()
if path.lower().endswith(".bin"):
with open(path, "rb") as f:
self.data_buffer = f.read()
f.close()
elif path.lower().endswith(".hex"):
ihex = IntelHex()
try:
ihex.loadfile(path, format="hex")
except Exception as e:
wx.MessageBox("Could not read from file: %s\n\n%s" % (path, str(e)), "ERROR", wx.OK | wx.ICON_ERROR)
retst = False
else:
dhex = ihex.todict()
self.data_buffer = bytearray([0xFF] * (max(dhex.keys()) + 1))
for i, val in dhex.items():
self.data_buffer[i] = val
elif path.lower().endswith((".s19", ".srec")):
srec = SRecFile()
try:
srec.open(path)
except Exception as e:
wx.MessageBox("Could not read from file: %s\n\n%s" % (path, str(e)), "ERROR", wx.OK | wx.ICON_ERROR)
retst = False
else:
self.data_buffer = srec.data
else:
retst = False
wx.MessageBox("Not supported file Type !", "ERROR", wx.OK | wx.ICON_ERROR)
return retst
def main():
addr = 0
page = 0
port = sys.argv[1]
firmware = IntelHex(sys.argv[2])
# Wait for device to appear
print "Waiting for device to appear"
dev_found = False
while dev_found == False:
cmd_output = commands.getstatusoutput("ls " + port)
if "such" not in cmd_output[1]:
dev_found = True
print "Device Found!"
prog = loader()
# try:
# except:
# print "Usage: "+sys.argv[0]+" name of hex file"
# raise SystemExit
prog.openSerial(port,57600)
prog.getId()
prog.getType()
prog.getVersion()
for i in range(0,len(firmware),128):
prog.setAddress(addr)
#print "Writing page", hex(addr)
prog.writeFlashPage(firmware.tobinarray(start=addr, size=128))
addr += 128
prog.enableRwwSection()
prog.ser.close()
def main():
args = parser.parse_args()
setup_logging(args)
# Sanity checks before attaching to board
if args.format == 'hex' and not intelhex_available:
print("Unable to program hex file")
print("Module 'intelhex' must be installed first")
exit()
if args.list_all:
MbedBoard.listConnectedBoards()
else:
board_selected = MbedBoard.chooseBoard(board_id=args.board_id, target_override=args.target_override,
frequency=args.frequency)
with board_selected as board:
flash = board.flash
transport = board.transport
# Boost speed with deferred transfers
transport.setDeferredTransfer(True)
progress = print_progress
if args.hide_progress:
progress = None
chip_erase = None
if args.chip_erase:
chip_erase = True
elif args.sector_erase:
chip_erase = False
# Binary file format
if args.format == 'bin':
# If no address is specified use the start of rom
if args.address is None:
args.address = board.flash.getFlashInfo().rom_start
with open(args.file, "rb") as f:
f.seek(args.skip, 0)
data = f.read()
args.address += args.skip
data = unpack(str(len(data)) + 'B', data)
flash.flashBlock(args.address, data, chip_erase=chip_erase, progress_cb=progress,
fast_verify=args.fast_program)
# Intel hex file format
if args.format == 'hex':
hex = IntelHex(args.file)
addresses = hex.addresses()
addresses.sort()
flash_builder = flash.getFlashBuilder()
data_list = list(ranges(addresses))
for start, end in data_list:
size = end - start + 1
data = list(hex.tobinarray(start=start, size=size))
flash_builder.addData(start, data)
flash_builder.program(chip_erase=chip_erase, progress_cb=progress, fast_verify=args.fast_program)
def binary_hook(t_self, resources, elf, binf):
from intelhex import IntelHex
binh = IntelHex()
binh.loadbin(binf, offset = 0)
with open(binf.replace(".bin", ".hex"), "w") as f:
binh.tofile(f, format='hex')
class Driver(FirmwareBase):
def __init__(self, filename):
FirmwareBase.__init__(self)
self.__ih = IntelHex()
self.__ih.loadhex(filename)
cs = crc.crc16()
for each in range(self.__ih.minaddr(), self.__ih.maxaddr()+1):
cs.addByte(self.__ih[each])
self.__size = self.__ih.maxaddr()+1
self.__checksum = cs.getResult()
def download(self):
progress = 0.0
self.sendStatus("Starting Download to Node " + str(self.destNode))
while True:
if self.kill==True:
self.sendProgress(0.0)
self.sendStatus("Download Stopped")
return
time.sleep(0.1)
self.sendProgress(progress)
progress = progress + 0.01
if progress > 1: break
self.sendProgress(1.0)
self.sendStatus("Download Successful")
def program(self, args):
from intelhex import IntelHex
nrf = SetupCommand(args)
if args.eraseall:
nrf.api.erase_all()
if args.sectorsanduicrerase:
nrf.api.erase_uicr()
hex_file = IntelHex(args.file)
for segment in hex_file.segments():
start_addr, end_addr = segment
size = end_addr - start_addr
if args.sectorserase or args.sectorsanduicrerase:
start_page = int(start_addr / nrf.device.page_size)
end_page = int(end_addr / nrf.device.page_size)
for page in range(start_page, end_page + 1):
nrf.api.erase_page(page * nrf.device.page_size)
data = hex_file.tobinarray(start=start_addr, size=(size))
nrf.api.write(start_addr, data.tolist(), True)
if args.verify:
read_data = nrf.api.read(start_addr, len(data))
assert (self.byte_lists_equal(data, read_data)), 'Verify failed. Data readback from memory does not match data written.'
self._reset(nrf, args)
nrf.cleanup()
def read(start, lenght, fname):
stop=start+lenght
f=fname
print "Dumping from %04x to %04x as %s." % (start,stop,f)
#h = IntelHex16bit(None)
# FIXME: get mcu state and return it to that state
try:
h = IntelHex(None)
i=start
while i<=stop:
#data=client.ARMreadMem(i, 48)
data=client.ARMreadChunk(i, 48, verbose=0)
print "Dumped %06x."%i
for dword in data:
if i<=stop and dword != 0xdeadbeef:
h.puts( i, struct.pack("<I", dword) )
i+=4
# FIXME: get mcu state and return it to that state
except:
print "Unknown error during read. Writing results to output file."
print "Rename file with last address dumped %06x."%i
pass
h.write_hex_file(f)
def mpmSecGetVersionNumberFromHex(firmwareName): firmware = IntelHex(firmwareName) firmware_bin = firmware.tobinarray() for i in range(len(firmware_bin) - 3): if chr(firmware_bin[i]) == 'v' and chr(firmware_bin[i + 1]) >= '1' and chr(firmware_bin[i + 1]) <= '9' and chr(firmware_bin[i + 2]) == '.' and chr(firmware_bin[i + 3]) >= '0' and chr(firmware_bin[i + 3]) <= '9': firmware_version = "".join(map(chr, firmware_bin[i:i+4])) return firmware_version return ""
def binary_hook(t_self, resources, elf, binf):
"""Hook that is run after elf is generated"""
from intelhex import IntelHex
binh = IntelHex()
binh.loadbin(binf, offset=0)
with open(binf.replace(".bin", ".hex"), "w") as file_desc:
binh.tofile(file_desc, format='hex')
def _test_read(self, hexstr, data, start_addr):
sio = StringIO(hexstr)
ih = IntelHex(sio)
self.assert_(ih.readfile(), "readfile return error: %s" % ih.Error)
sio.close()
# test data
self.assertEqual(data, ih._buf, "Internal buffer: %r != %r" % (data, ih._buf))
self.assertEqual(start_addr, ih.start_addr, "Start address: %r != %r" % (start_addr, ih.start_addr))
def flashHex(target, filename):
'''
flash a hex file to nRF51822
'''
ihex = IntelHex(filename)
addresses = ihex.addresses()
nbytes = len(addresses)
addresses.sort()
start = time()
target.halt()
if addresses[0] == 0:
logging.info("Erase All")
target.writeMemory(NVMC_CONFIG, 2)
target.writeMemory(NVMC_ERASEALL, 1)
while target.readMemory(NVMC_READY) == 0:
pass
logging.info("Prepare to write")
target.writeMemory(NVMC_CONFIG, 1)
while target.readMemory(NVMC_READY) == 0:
pass
nbytes_align32 = nbytes & ~(32 - 1)
for i in range(0, nbytes_align32, 32):
if (addresses[i] + 31) == addresses[i + 31]:
start_address = addresses[i]
# read 32 data bytes
bytes = ihex.tobinarray(start=start_address, size=32)
target.writeBlockMemoryUnaligned8(start_address, bytes)
bytes_readback = target.readBlockMemoryUnaligned8(start_address, 32)
for j in range(len(bytes)):
if (bytes[j] != bytes_readback[j]):
logging.info("Write: error at 0x%X - 0x%X | 0x%X", start_address + j, bytes[j], bytes_readback[j])
raise Exception("Verify Error")
else:
# data always 4 bytes aligned
for j in range(0, 32, 4):
start_address = addresses[i + j]
bytes = ihex.tobinarray(start=start_address, size=4)
target.writeBlockMemoryUnaligned8(start_address, bytes)
for i in range(nbytes_align32, nbytes, 4):
start_address = addresses[i]
bytes = ihex.tobinarray(start=start_address, size=4)
target.writeBlockMemoryUnaligned8(start_address, bytes)
target.writeMemory(NVMC_CONFIG, 0)
while target.readMemory(NVMC_READY) == 0:
pass
end = time()
print("%f kbytes flashed in %f seconds ===> %f kbytes/s" %(nbytes/1000, end-start, nbytes/(1000*(end - start))))
def _program_hex(self, file_obj, **kwargs):
hexfile = IntelHex(file_obj)
addresses = hexfile.addresses()
addresses.sort()
data_list = list(ranges(addresses))
for start, end in data_list:
size = end - start + 1
data = list(hexfile.tobinarray(start=start, size=size))
self._loader.add_data(start, data)
def binary_hook(t_self, resources, elf, binf):
# Scan to find the actual paths of soft device and bootloader files
sdf = None
blf = None
for hexf in resources.hex_files:
if hexf.find(t_self.target.EXPECTED_BOOTLOADER_FILENAME) != -1:
blf = hexf
else:
for softdeviceAndOffsetEntry in t_self.target.EXPECTED_SOFTDEVICES_WITH_OFFSETS:
if hexf.find(softdeviceAndOffsetEntry['name']) != -1:
sdf = hexf
break
if sdf is None:
t_self.debug("Hex file not found. Aborting.")
return
# Merge user code with softdevice
from intelhex import IntelHex
binh = IntelHex()
binh.loadbin(binf, offset=softdeviceAndOffsetEntry['offset'])
if t_self.target.MERGE_SOFT_DEVICE is True:
t_self.debug("Merge SoftDevice file %s" % softdeviceAndOffsetEntry['name'])
sdh = IntelHex(sdf)
binh.merge(sdh)
if t_self.target.MERGE_BOOTLOADER is True and blf is not None:
t_self.debug("Merge BootLoader file %s" % t_self.target.EXPECTED_BOOTLOADER_FILENAME)
blh = IntelHex(blf)
binh.merge(blh)
with open(binf.replace(".bin", ".hex"), "w") as f:
binh.tofile(f, format='hex')
def firmware_upload(i2c_addr, filename, size, log):
global total_retries_count
ih = IntelHex()
ih.loadhex(filename)
ihd = ih.todict() # dump contents to pydict
skiprange = False
for a in range(0,size, flash_write_block*2): # PIC16F
skiprange = True
for aa in range(a,a+flash_write_block*2):
if aa in ihd:
skiprange = False
if skiprange:
continue;
# only 14bit data with leading high byte, mask unused bits away, if hex file had no entry for some byte them, put zeres
d = [(ihd[aa] if aa in ihd else 0) for aa in range(a,a+flash_write_block*2)]
aw = a/2 # config space is mapped AS-IS
if aw >= 0x8000: # skip programming of config space
continue;
if aw >= 0x4000:
raise IOError('hex file is too large to fit into memory range')
if aw < 0x80000: # skip programming of config space
print >>log, "programming block @:"+hex(aw) + " data:"+(':'.join("%02x" % c for c in d))
_flash_upload(i2c_addr, aw, [c for c in d])
aw += flash_write_block
skiprange = False
for a in range(0,size, flash_write_block*2): # PIC16F
skiprange = True
for aa in range(a,a+flash_write_block*2):
if aa in ihd:
skiprange = False
if skiprange:
continue;
# only 14bit data with leading high byte, mask unused bits away, if hex file had no entry for some byte them, put zeres
d = [(ihd[aa] if aa in ihd else 0) & 0x3f if a % 2 == 1 else (ihd[aa] if aa in ihd else 0) for aa in range(a,a+flash_write_block*2)]
aw = a/2 # config space is mapped AS-IS
if aw >= 0x8000:
# skip verification of config space
continue
print >>log, "verifying block (expected) @:"+hex(aw) + " data:"+(':'.join("%02x" % c for c in d)),
dd = _flash_download(i2c_addr, aw)
#print "verifying block (actual ) @:"+hex(aw) + " data:"+(':'.join("%02x" % c for c in dd))
aw += flash_write_block
for av in range(a,a+flash_write_block*2,2):
if (av in ihd) and ((dd[av - a] != d[av - a]) or dd[av - a + 1] & 0x3f != d[av - a + 1]):
fa = aw-flash_write_block + av/2
raise IOError("device flash data is different from expected @"+hex(aw-flash_write_block)+\
", it is:"+hex(dd[av-a])+","+hex(dd[av-a+1])+" while should be:"+hex(d[av-a])+","+hex(d[av-a+1]))
print >>log, "OK"
return total_retries_count
def main(args):
if len(args) == 1:
img = Image.open(sys.stdin)
else:
img = Image.open(args[1])
if img.mode not in ('1', 'P'):
sys.exit("Expected a 1-bit image, got %s" % img.mode)
if img.size != (8, 8):
sys.exit("Expected an 8x8 pixel image")
if 'duration' not in img.info:
sys.exit("Expected an animation")
out = IntelHex()
out.puts(0x00, struct.pack("BBB", 1, img.info['duration'] / 10, 0))
for idx, frame in enumerate(ImageSequence.Iterator(img)):
framedata = [0] * 8
for i, bit in enumerate(frame.getdata()):
framedata[i % 8] = (framedata[i % 8] << 1) | bit
out.puts(data_offset + idx * 8, struct.pack('8B', *framedata))
# Write out the frame count
out[0x02] = idx + 1
if len(args) == 2:
out.tofile(sys.stdout, format='hex')
else:
out.tofile(open(args[2], 'w'), format='hex')
def verify(self, args):
board = self._setup()
hex_file = IntelHex(args.file)
for segment in hex_file.segments():
start_addr, end_addr = segment
size = end_addr - start_addr
data = hex_file.tobinarray(start=start_addr, size=size)
read_data = board.target.readBlockMemoryUnaligned8(start_addr, size)
assert (self.byte_lists_equal(data, read_data)), 'Verify failed. Data readback from memory does not match data written.'
def dump(self,file,start=0,stop=0xffff):
"""Dump an intel hex file from code memory."""
print "Dumping code from %04x to %04x as %s." % (start,stop,file);
h = IntelHex(None);
i=start;
while i<=stop:
h[i]=self.CCpeekcodebyte(i);
if(i%0x100==0):
print "Dumped %04x."%i;
h.write_hex_file(file); #buffer to disk.
i+=1;
h.write_hex_file(file);
def intelhex_offset(filename, offset):
"""Load a hex or bin file at a particular offset"""
_, inteltype = splitext(filename)
ih = IntelHex()
if inteltype == ".bin":
ih.loadbin(filename, offset=offset)
elif inteltype == ".hex":
ih.loadhex(filename)
else:
raise ToolException("File %s does not have a known binary file type"
% filename)
return ih
class FormatIntelHex(FormatReader, FormatWriter):
def __init__(self):
self.hexinstance = IntelHex()
def load_file(self, filename=None):
if filename is None:
raise FormatError("Filename not specified.")
file_extension = os.path.splitext(filename)[1][1 : ].lower()
try:
if file_extension == "bin":
self.hexinstance.loadbin(filename)
else:
self.hexinstance.loadhex(filename)
except:
raise FormatError("Could not open %s file \"%s\"." %
(file_extension.upper(), filename))
def save_file(self, filename):
if filename is None:
raise FormatError("Filename not specified.")
file_extension = os.path.splitext(filename)[1][1 : ].lower()
try:
if file_extension == "bin":
self.hexinstance.tofile(filename, format="bin")
else:
self.hexinstance.tofile(filename, format="hex")
except:
raise FormatError("Could not save %s file \"%s\"." %
(file_extension.upper(), filename))
def add_section(self, start, data):
self.hexinstance[start : start + len(data)] = data
def get_sections(self):
sections = dict()
if self.hexinstance.minaddr() is not None:
sections[None] = FormatIntelHex_Section(self.hexinstance)
return sections
@staticmethod
def get_name():
return "Intel HEX File Parser"
@staticmethod
def get_extensions():
return ["hex", "eep"]
def save_changes(self):
new_hex = IntelHex()
new_hex.fromdict(self.get_table_dict())
save_filename = QtGui.QFileDialog.getSaveFileName(self,
NAME+" - Save",
os.path.join(QtCore.QDir.home().path(), self.original_filename.replace(".hex", "_copy.hex")),
"Hex files (*.hex;;All Files (*)")
if save_filename:
new_hex.write_hex_file(save_filename[0])
def main():
(opts, args) = init_parser()
fsource = open(opts.file, 'r')
reader = csv.reader(fsource, delimiter=opts.delim)
data = []
for l in reader:
data.append(l[opts.col])
fsource.close()
ih = IntelHex()
for n in range(opts.row, len(data)):
ih[n-opts.row] = int(data[n])
ih.tofile(opts.out, format='hex')
def write(addr, offset, file):
if file.lower().endswith('.bin'):
with open(file, "rb") as f:
data = f.read()
f.close()
elif file.lower().endswith('.hex'):
ihex = IntelHex()
try:
ihex.loadfile(file, format='hex')
except Exception as e:
raise Exception('Could not read from file: %s \n [%s]' % (file, str(e)))
else:
dhex = ihex.todict()
data = bytearray([0xFF]*(max(dhex.keys()) + 1))
for i, val in dhex.items():
data[i] = val
else:
srec = kboot.SRecFile()
try:
srec.open(file)
except Exception as e:
raise Exception('Could not read from file: %s \n [%s]' % (file, str(e)))
else:
data = srec.data
if addr == 0:
addr = srec.start_addr
if offset < len(data):
data = data[offset:]
click.echo('\n Writing into MCU memory, please wait !\n')
# Read Flash Sector Size of connected MCU
flashSectorSize = KBOOT.get_property(kboot.Property.FlashSectorSize)['raw_value']
# Align Erase Start Address and Len to Flash Sector Size
saddr = (addr & ~(flashSectorSize - 1))
slen = (len(data) & ~(flashSectorSize - 1))
if (len(data) % flashSectorSize) > 0:
slen += flashSectorSize
# Erase specified region in MCU Flash memory
KBOOT.flash_erase_region(saddr, slen)
# Write data into MCU Flash memory
KBOOT.write_memory(addr, data)
# Disconnect KBoot device
KBOOT.disconnect()
click.secho(" Done Successfully. \n")
def to_hex(self, f):
'''
Convert the assembled machine code to Intel HEX file format.
:param f: The HEX data will be written to this destination.
:type f: filename or file-like object
'''
from intelhex import IntelHex
ih = IntelHex()
for addr, val in self.accumulator.iteritems():
addr = int(addr, 16)
ih.puts(addr, val)
ih.write_hex_file(f)
def binary_hook(t_self, resources, _, binf):
"""Hook that merges the soft device with the bin file"""
# Scan to find the actual paths of soft device
sdf = None
for softdevice_and_offset_entry\
in t_self.target.EXPECTED_SOFTDEVICES_WITH_OFFSETS:
for hexf in resources.hex_files:
if hexf.find(softdevice_and_offset_entry['name']) != -1:
t_self.debug("SoftDevice file found %s."
% softdevice_and_offset_entry['name'])
sdf = hexf
if sdf is not None:
break
if sdf is not None:
break
if sdf is None:
t_self.debug("Hex file not found. Aborting.")
return
# Look for bootloader file that matches this soft device or bootloader
# override image
blf = None
if t_self.target.MERGE_BOOTLOADER is True:
for hexf in resources.hex_files:
if hexf.find(t_self.target.OVERRIDE_BOOTLOADER_FILENAME) != -1:
t_self.debug("Bootloader file found %s."
% t_self.target.OVERRIDE_BOOTLOADER_FILENAME)
blf = hexf
break
elif hexf.find(softdevice_and_offset_entry['boot']) != -1:
t_self.debug("Bootloader file found %s."
% softdevice_and_offset_entry['boot'])
blf = hexf
break
# Merge user code with softdevice
from intelhex import IntelHex
binh = IntelHex()
binh.loadbin(binf, offset=softdevice_and_offset_entry['offset'])
if t_self.target.MERGE_SOFT_DEVICE is True:
t_self.debug("Merge SoftDevice file %s"
% softdevice_and_offset_entry['name'])
sdh = IntelHex(sdf)
binh.merge(sdh)
if t_self.target.MERGE_BOOTLOADER is True and blf is not None:
t_self.debug("Merge BootLoader file %s" % blf)
blh = IntelHex(blf)
binh.merge(blh)
with open(binf.replace(".bin", ".hex"), "w") as fileout:
binh.tofile(fileout, format='hex')
def from_eep_file(cls, eep_file_name):
"""Create an ErrorLog instance with the content from the EEPROM-file."""
hex_file = IntelHex()
hex_file.fromfile(eep_file_name, format='hex')
log = cls()
for addr in range(ErrorLog._START_ADDRESS, ErrorLog._END_ADDRESS, ErrorMessage.size()):
data = hex_file.gets(addr, ErrorMessage.size())
error_message = ErrorMessage.from_bytes(data)
if error_message:
log.append(error_message)
return log
def hex_crc(args):
ihex_file = args.file[0]
programSize = int(args.size[0])
from intelhex import IntelHex
ih = IntelHex()
ih.loadfile(ihex_file, format="hex")
ih.padding = 0xFF
bin = ih.tobinarray(size=programSize)
crc = stm32_crc32_bytes(0xffffffff, bin)
print(hex(crc))
return 0
def verify(self, args):
from intelhex import IntelHex
nrf = SetupCommand(args)
hex_file = IntelHex(args.file)
for segment in hex_file.segments():
start_addr, end_addr = segment
size = end_addr - start_addr
data = hex_file.tobinarray(start=start_addr, size=size)
read_data = nrf.api.read(start_addr, size)
assert (self.byte_lists_equal(data, read_data)), 'Verify failed. Data readback from memory does not match data written.'
nrf.cleanup()
def merge_region_list(region_list, destination, padding=b'\xFF'):
"""Merege the region_list into a single image
Positional Arguments:
region_list - list of regions, which should contain filenames
destination - file name to write all regions to
padding - bytes to fill gapps with
"""
merged = IntelHex()
print("Merging Regions:")
for region in region_list:
if region.active and not region.filename:
raise ToolException("Active region has no contents: No file found.")
if region.filename:
print(" Filling region %s with %s" % (region.name, region.filename))
part = intelhex_offset(region.filename, offset=region.start)
part_size = (part.maxaddr() - part.minaddr()) + 1
if part_size > region.size:
raise ToolException("Contents of region %s does not fit"
% region.name)
merged.merge(part)
pad_size = region.size - part_size
if pad_size > 0 and region != region_list[-1]:
print(" Padding region %s with 0x%x bytes" % (region.name, pad_size))
merged.puts(merged.maxaddr() + 1, padding * pad_size)
if not exists(dirname(destination)):
makedirs(dirname(destination))
print("Space used after regions merged: 0x%x" %
(merged.maxaddr() - merged.minaddr() + 1))
with open(destination, "wb+") as output:
merged.tofile(output, format='bin')
def _fill_header(region_list, current_region):
"""Fill an application header region
This is done it three steps:
* Fill the whole region with zeros
* Fill const, timestamp and size entries with their data
* Fill the digests using this header as the header region
"""
region_dict = {r.name: r for r in region_list}
header = IntelHex()
header.puts(current_region.start, b'\x00' * current_region.size)
start = current_region.start
for member in current_region.filename:
_, type, subtype, data = member
if type == "const":
fmt = {
"8le": ">B", "16le": "<H", "32le": "<L", "64le": "<Q",
"8be": "<B", "16be": ">H", "32be": ">L", "64be": ">Q"
}[subtype]
header.puts(start, struct.pack(fmt, integer(data, 0)))
elif type == "timestamp":
fmt = {"32le": "<L", "64le": "<Q",
"32be": ">L", "64be": ">Q"}[subtype]
header.puts(start, struct.pack(fmt, int(time())))
elif type == "size":
fmt = {"32le": "<L", "64le": "<Q",
"32be": ">L", "64be": ">Q"}[subtype]
size = sum(_real_region_size(region_dict[r]) for r in data)
header.puts(start, struct.pack(fmt, size))
elif type == "digest":
if data == "header":
ih = header[:start]
else:
ih = intelhex_offset(
region_dict[data].filename,
offset=region_dict[data].start
)
if subtype.startswith("CRCITT32"):
fmt = {"CRCITT32be": ">L", "CRCITT32le": "<L"}[subtype]
crc_val = zlib.crc32(ih.tobinarray()) & 0xffffffff
header.puts(start, struct.pack(fmt, crc_val))
elif subtype.startswith("SHA"):
if subtype == "SHA256":
hash = hashlib.sha256()
elif subtype == "SHA512":
hash = hashlib.sha512()
hash.update(ih.tobinarray())
header.puts(start, hash.digest())
start += Config.header_member_size(member)
return header
def merge_region_list(
region_list,
destination,
notify,
padding=b'\xFF',
restrict_size=None
):
"""Merge the region_list into a single image
Positional Arguments:
region_list - list of regions, which should contain filenames
destination - file name to write all regions to
padding - bytes to fill gaps with
restrict_size - check to ensure a region fits within the given size
"""
merged = IntelHex()
_, format = splitext(destination)
notify.info("Merging Regions")
# Merged file list: Keep track of binary/hex files that we have already
# merged. e.g In some cases, bootloader may be split into multiple parts,
# but all internally referring to the same bootloader file.
merged_list = []
for region in region_list:
if region.active and not region.filename:
raise ToolException(
"Active region has no contents: No file found."
)
if isinstance(region.filename, list):
header_basename, _ = splitext(destination)
header_filename = header_basename + "_header.hex"
_fill_header(region_list, region).tofile(
header_filename, format='hex'
)
region = region._replace(filename=header_filename)
if region.filename and (region.filename not in merged_list):
notify.info(" Filling region %s with %s" % (
region.name, region.filename
))
part = intelhex_offset(region.filename, offset=region.start)
part.start_addr = None
# Normally, we assume that part.maxddr() can be beyond
# end of rom. If the size is restricted with config, don't
# allow this.
if restrict_size is not None:
part_size = (part.maxaddr() - part.minaddr()) + 1
if part_size > region.size:
raise ToolException(
"Contents of region %s does not fit" % region.name
)
merged_list.append(region.filename)
merged.merge(part)
elif region.filename in merged_list:
notify.info(
" Skipping %s as it is merged previously" % (region.name)
)
# Hex file can have gaps, so no padding needed. While other formats may
# need padding. Iterate through segments and pad the gaps.
if format != ".hex":
# begin patching from the end of the first segment
_, begin = merged.segments()[0]
for start, stop in merged.segments()[1:]:
pad_size = start - begin
merged.puts(begin, padding * pad_size)
begin = stop + 1
if not exists(dirname(destination)):
makedirs(dirname(destination))
notify.info("Space used after regions merged: 0x%x" %
(merged.maxaddr() - merged.minaddr() + 1))
merged.tofile(destination, format=format.strip("."))
def program_file(self, name):
def parseField(f):
return base64.b64decode(helpers.from_websafe(f).encode())
def isCorrectVersion(current, target):
"""current is tuple (x,y,z). target is string '>=x.y.z'.
Return True if current satisfies the target expression.
"""
if "=" in target:
target = target.split("=")
assert target[0] in [">", "<"]
target_num = [int(x) for x in target[1].split(".")]
assert len(target_num) == 3
comp = target[0] + "="
else:
assert target[0] in [">", "<"]
target_num = [int(x) for x in target[1:].split(".")]
comp = target[0]
target_num = ((target_num[0] << 16) | (target_num[1] << 8) |
(target_num[2] << 0))
current_num = (current[0] << 16) | (current[1] << 8) | (
current[2] << 0)
return eval(str(current_num) + comp + str(target_num))
firmware_file_data = None
if name.lower().endswith(".json"):
firmware_file_data = json.loads(open(name, "r").read())
fw = parseField(firmware_file_data["firmware"])
sig = None
if "versions" in firmware_file_data:
current = (0, 0, 0)
try:
current = self.bootloader_version()
except CtapError as e:
if e.code == CtapError.ERR.INVALID_COMMAND:
pass
else:
raise (e)
# for v in firmware_file_data["versions"]:
# if not isCorrectVersion(current, v):
# print("using signature version", v)
# sig = parseField(firmware_file_data["versions"][v]["signature"])
# break
sig = parseField(
firmware_file_data["versions"][">2.5.3"]["signature"])
if sig is None:
raise RuntimeError(
"Improperly formatted firmware file. Could not match version."
)
else:
sig = parseField(firmware_file_data["signature"])
ih = IntelHex()
tmp = tempfile.NamedTemporaryFile(delete=False)
tmp.write(fw)
tmp.seek(0)
tmp.close()
ih.fromfile(tmp.name, format="hex")
else:
if not name.lower().endswith(".hex"):
print('Warning, assuming "%s" is an Intel Hex file.' % name)
sig = None
ih = IntelHex()
ih.fromfile(name, format="hex")
if self.exchange == self.exchange_hid:
chunk = 2048
else:
chunk = 240
seg = ih.segments()[0]
size = seg[1] - seg[0]
total = 0
t1 = time.time() * 1000
print("erasing firmware...")
for i in range(seg[0], seg[1], chunk):
s = i
e = min(i + chunk, seg[1]) # type: ignore
data = ih.tobinarray(start=i, size=e - s)
self.write_flash(i, data)
total += chunk
progress = total / float(size) * 100
sys.stdout.write("updating firmware %.2f%%...\r" % progress)
sys.stdout.write("updated firmware 100% \r\n")
t2 = time.time() * 1000
print("time: %.2f s" % ((t2 - t1) / 1000.0))
if sig is None:
sig = b"A" * 64
success = False
if self.do_reboot:
try:
print("bootloader is verifying signature...")
print(f"Trying with {sig.hex()}")
self.verify_flash(sig)
print("...pass!")
success = True
except CtapError as e:
if e.code != 0x27:
raise
print("...error!")
# if not success:
# for v in firmware_file_data["versions"]:
# sig = v["signature"]
# print(f'Trying with {sig}')
# self.verify_flash(sig)
return sig
def __init__(self, path):
"""
Read a firmware file and store its data ready for device programming.
This class will try to guess the file type if python-magic is available.
If python-magic indicates a plain text file, and if IntelHex is
available, then the file will be treated as one of Intel HEX format.
In all other cases, the file will be treated as a raw binary file.
In both cases, the file's contents are stored in bytes for subsequent
usage to program a device or to perform a crc check.
Parameters:
path -- A str with the path to the firmware file.
Attributes:
bytes: A bytearray with firmware contents ready to send to the device
"""
self._crc32 = None
firmware_is_hex = False
if have_magic:
file_type = bytearray(magic.from_file(path, True))
#from_file() returns bytes with PY3, str with PY2. This comparison
#will be True in both cases"""
if file_type == b'text/plain':
firmware_is_hex = True
mdebug(5, "Firmware file: Intel Hex")
elif file_type == b'application/octet-stream':
mdebug(5, "Firmware file: Raw Binary")
else:
error_str = "Could not determine firmware type. Magic " \
"indicates '%s'" % (file_type)
raise CmdException(error_str)
else:
if os.path.splitext(path)[1][1:] in self.HEX_FILE_EXTENSIONS:
firmware_is_hex = True
mdebug(5, "Your firmware looks like an Intel Hex file")
else:
mdebug(5,
"Cannot auto-detect firmware filetype: Assuming .bin")
mdebug(
10, "For more solid firmware type auto-detection, install "
"python-magic.")
mdebug(10, "Please see the readme for more details.")
if firmware_is_hex:
if have_hex_support:
self.bytes = bytearray(IntelHex(path).tobinarray())
return
else:
error_str = "Firmware is Intel Hex, but the IntelHex library " \
"could not be imported.\n" \
"Install IntelHex in site-packages or program " \
"your device with a raw binary (.bin) file.\n" \
"Please see the readme for more details."
raise CmdException(error_str)
with open(path, 'rb') as f:
self.bytes = bytearray(f.read())
help="output file name",
default="output.bin")
args = parser.parse_args()
if not args.input:
print("Input file must be specified")
if os.path.exists(args.output):
try:
os.path.delete(args.output)
except FileError as e:
print("File error ({0}): {1}".format(e.errno, e.strerror))
except:
print("Filesystem Error!")
try:
if (os.path.exists(args.input) == False):
errorHandler("Application file missing!")
filename, file_ext = os.path.splitext(args.input)
#convert hex to bin
if file_ext == ".hex":
print("Convert HEX to Binary: " + args.input)
ih = IntelHex(args.input)
ih.tobinfile(args.output)
else:
print("File is not HEX type; aborting!")
except FileError as e:
print("File error ({0}): {1}".format(e.errno, e.strerror))
except:
errorHandler("Filesystem Error!")
def build_target_bundle(directory, username, password, parent_test=None):
"""Build target firmware package"""
if parent_test is None:
parent_test = TestInfoStub()
target_names = info.TARGET_WITH_COMPILE_API_LIST
for build_name in target_names:
name_base = os.path.normpath(directory + os.sep + build_name)
target_hex_path = name_base + '.hex'
target_bin_path = name_base + '.bin'
# Build target test image
test_info = parent_test.create_subtest('Building target %s' %
build_name)
if not os.path.isdir(directory):
os.mkdir(directory)
# Remove previous build files
if os.path.isfile(target_hex_path):
os.remove(target_hex_path)
if os.path.isfile(target_bin_path):
os.remove(target_bin_path)
test_info.info('Starting remote build')
start = time.time()
built_file = mbedapi.build_repo(username, password,
TEST_REPO, build_name,
directory)
stop = time.time()
test_info.info("Build took %s seconds" % (stop - start))
extension = os.path.splitext(built_file)[1].lower()
assert extension == '.hex' or extension == '.bin'
if extension == '.hex':
intel_hex = IntelHex(built_file)
# Only supporting devices with the starting
# address at 0 currently
assert intel_hex.minaddr() == 0
intel_hex.tobinfile(target_bin_path)
os.rename(built_file, target_hex_path)
if extension == '.bin':
intel_hex = IntelHex()
intel_hex.loadbin(built_file, offset=0)
intel_hex.tofile(target_hex_path, 'hex')
os.rename(built_file, target_bin_path)
# Assert that required files are present
assert os.path.isfile(target_hex_path)
assert os.path.isfile(target_bin_path)
for patch_name in PARAMETERIZED_PATCHES:
patch_data = PARAMETERIZED_PATCHES[patch_name]
parser.add_argument('--%s' % patch_name,
help=patch_data['description'],
type=int,
nargs=patch_data['params'])
parser.add_argument(
'--patch',
help=
'Performs an arbitrary memory patch. Specify address, then bytes. Can be specified multiple times.',
action='append',
nargs='+')
args = parser.parse_args()
ih = IntelHex()
ih.loadhex(args.input_file)
do_patches(ih, args)
do_parameterized_patches(ih, args)
do_arbitrary_patches(ih, args)
# backup_file(args.input_file)
sio = StringIO()
ih.write_hex_file(sio)
output = sio.getvalue()
output = output.encode('utf-8').replace(b'\r\n', b'\n')
with open(args.output_file, 'wb') as f:
f.write(output)
def ReadProgram(prog_file):
prog_hex = IntelHex(prog_file)
if (len(prog_hex.tobinarray()) % 256 != 0):
raise Exception("ReadProgram: wrong program file size: " + prog_file)
return prog_hex
def merge_secure(t_self, resources, ns_elf, ns_hex):
t_self.notify.info("Merging non-secure image with secure image")
configured_secure_image_filename = t_self.target.secure_image_filename
t_self.notify.info("Non-secure elf image %s" % ns_elf)
t_self.notify.info("Non-secure hex image %s" % ns_hex)
t_self.notify.info("Finding secure image %s" % configured_secure_image_filename)
s_hex = find_secure_image(
t_self.notify,
resources,
ns_hex,
configured_secure_image_filename,
FileType.HEX
)
t_self.notify.info("Found secure image %s" % s_hex)
_, ext = os.path.splitext(s_hex)
if ext != ".hex":
t_self.notify.debug("Secure image %s must be in Intel HEX format" % s_hex)
return
if not os.path.isfile(s_hex):
t_self.notify.debug("Secure image %s must be regular file" % s_hex)
return
ns_main, ext = os.path.splitext(ns_hex)
if ext != ".hex":
t_self.notify.debug("Non-secure image %s must be in Intel HEX format" % s_hex)
return
if not os.path.isfile(ns_hex):
t_self.notify.debug("Non-secure image %s must be regular file" % s_hex)
return
# Keep original non-secure before merge with secure
ns_nosecure_hex = ns_main + "_no-secure-merge" + ext
t_self.notify.info("Keep no-secure-merge image %s" % ns_nosecure_hex)
shutil.copy2(ns_hex, ns_nosecure_hex)
# Merge secure and non-secure and save to non-secure (override it)
from intelhex import IntelHex
s_ih = IntelHex()
s_ih.loadhex(s_hex)
ns_ih = IntelHex()
ns_ih.loadhex(ns_hex)
ns_ih.start_addr = None
s_ih.merge(ns_ih)
s_ih.tofile(ns_hex, 'hex')
def load(self, path):
ih = IntelHex(path)
return ih.tobinarray(), ih.minaddr()
def binary_hook(t_self, resources, _, binf):
"""Hook that merges the soft device with the bin file"""
# Scan to find the actual paths of soft device
sdf = None
sd_with_offsets = t_self.target.EXPECTED_SOFTDEVICES_WITH_OFFSETS
for softdevice_and_offset_entry in sd_with_offsets:
for hexf in resources.get_file_paths(FileType.HEX):
if hexf.find(softdevice_and_offset_entry['name']) != -1:
t_self.notify.debug("SoftDevice file found %s."
% softdevice_and_offset_entry['name'])
sdf = hexf
if sdf is not None:
break
if sdf is not None:
break
if sdf is None:
t_self.notify.debug("Hex file not found. Aborting.")
return
# Look for bootloader file that matches this soft device or bootloader
# override image
blf = None
if t_self.target.MERGE_BOOTLOADER is True:
for hexf in resources.get_file_paths(FileType.HEX):
if hexf.find(t_self.target.OVERRIDE_BOOTLOADER_FILENAME) != -1:
t_self.notify.debug(
"Bootloader file found %s."
% t_self.target.OVERRIDE_BOOTLOADER_FILENAME
)
blf = hexf
break
elif hexf.find(softdevice_and_offset_entry['boot']) != -1:
t_self.notify.debug("Bootloader file found %s."
% softdevice_and_offset_entry['boot'])
blf = hexf
break
# Merge user code with softdevice
from intelhex import IntelHex
binh = IntelHex()
_, ext = os.path.splitext(binf)
if ext == ".hex":
binh.loadhex(binf)
elif ext == ".bin":
binh.loadbin(binf, softdevice_and_offset_entry['offset'])
if t_self.target.MERGE_SOFT_DEVICE is True:
t_self.notify.debug("Merge SoftDevice file %s"
% softdevice_and_offset_entry['name'])
sdh = IntelHex(sdf)
sdh.start_addr = None
binh.merge(sdh)
if t_self.target.MERGE_BOOTLOADER is True and blf is not None:
t_self.notify.debug("Merge BootLoader file %s" % blf)
blh = IntelHex(blf)
blh.start_addr = None
binh.merge(blh)
with open(binf.replace(".bin", ".hex"), "w") as fileout:
binh.write_hex_file(fileout, write_start_addr=False)
def binary_hook(t_self, resources, _, binf):
"""Hook that merges the soft device with the bin file"""
# Scan to find the actual paths of soft device
sdf = None
for softdevice_and_offset_entry\
in t_self.target.EXPECTED_SOFTDEVICES_WITH_OFFSETS:
for hexf in resources.hex_files:
if hexf.find(softdevice_and_offset_entry['name']) != -1:
t_self.debug("SoftDevice file found %s." %
softdevice_and_offset_entry['name'])
sdf = hexf
if sdf is not None:
break
if sdf is not None:
break
if sdf is None:
t_self.debug("Hex file not found. Aborting.")
return
# Look for bootloader file that matches this soft device or bootloader
# override image
blf = None
if t_self.target.MERGE_BOOTLOADER is True:
for hexf in resources.hex_files:
if hexf.find(t_self.target.OVERRIDE_BOOTLOADER_FILENAME) != -1:
t_self.debug("Bootloader file found %s." %
t_self.target.OVERRIDE_BOOTLOADER_FILENAME)
blf = hexf
break
elif hexf.find(softdevice_and_offset_entry['boot']) != -1:
t_self.debug("Bootloader file found %s." %
softdevice_and_offset_entry['boot'])
blf = hexf
break
# Merge user code with softdevice
from intelhex import IntelHex
binh = IntelHex()
binh.loadbin(binf, offset=softdevice_and_offset_entry['offset'])
if t_self.target.MERGE_SOFT_DEVICE is True:
t_self.debug("Merge SoftDevice file %s" %
softdevice_and_offset_entry['name'])
sdh = IntelHex(sdf)
binh.merge(sdh)
if t_self.target.MERGE_BOOTLOADER is True and blf is not None:
t_self.debug("Merge BootLoader file %s" % blf)
blh = IntelHex(blf)
binh.merge(blh)
with open(binf.replace(".bin", ".hex"), "w") as fileout:
binh.tofile(fileout, format='hex')
def main():
if len(sys.argv) < 3:
print("Switches a CCG2 device to another")
print(
"Usage: %s <hex file> <device name ie. CYPD2104-20FNXIT or CYPD2122-20FNXIT>"
)
sys.exit()
hex_file = sys.argv[1]
devicetype = sys.argv[2]
if "CYPD2104-20FNXIT" in devicetype:
deviceid = int(CYPD2104_20FNXIT, 16)
elif "CYPD2122-20FNXIT" in devicetype:
deviceid = int(CYPD2122_20FNXIT, 16)
else:
print("%s is not a recognized device type" % devicetype)
sys.exit()
if not os.path.isfile(hex_file):
print("hex file path %s does not exist. Exiting..." % (hex_file))
sys.exit()
else:
print("hex file: " + hex_file)
with open(hex_file, mode='r') as hfp:
hf = hfp.read()
# break off hex file from meta data
hexdatas = hf.split(meta_identifier, 1)
hexdata = hexdatas[0]
metadata = meta_identifier + hexdatas[1]
#print(metadata)
# can't do it with ihex without a file, make one
with open("tmp_123456", mode='w') as tfp:
tfp.write(hexdata)
ih = IntelHex("tmp_123456")
b = ih.tobinstr()
# calculate the binary checksum
csum = calcChecksum(b)
csum_short = csum & 0xFFFF
# Create the device record meta data
DiDR = createDeviceIdRecord(csum, deviceid)
# no need to create it since we already have it stored in their method
hexstr = hexdata
"""
# create the hex file string
sio = StringIO()
ihex = IntelHex()
ihex.start_addr = None
ihex.padding = 0x00
# ihex failed to decode a character, so doing it one by one
for i, c in enumerate(b):
ihex[i] = c
# write out the ihex string
ihex.write_hex_file( sio )
hexstr = sio.getvalue()
sio.close()
# remove the EOF so we can add the cypress metadata
hexstr = hexstr[:hexstr.rfind(ihex_eof)]
"""
# metadata stoarge
suffix = []
# add checksum short
suffix.append(":0200000490303A")
suffix.append(makedataline(csum_short.to_bytes(2, byteorder='big'), 0, 0))
# metadata
suffix.append(":0200000490402A")
if FLASH_PROTECT:
suffix.append(
":20000000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F80"
)
else:
suffix.append(
":200000000000000000000000000000000000000000000000000000000000000000000000E0"
)
# Device id record
suffix.append(":0200000490501A")
suffix.append(makedataline(DiDR, 0, 0))
# chip level protection
suffix.append(":0200000490600A")
if CHIP_PROTECT:
suffix.append(":0100000002FD")
else:
suffix.append(":0100000001FE")
# EOF
suffix.append(ihex_eof)
tail = '\n'.join(suffix)
hexstr = hexstr + tail.upper()
fn = devicetype + "_converted.hex"
with open(fn, mode='w') as ofp:
ofp.write(hexstr)
print("device switched into %s" % (fn))
def combine(bootloader_fn, app_fn, app_addr, hdr_addr, bootloader_addr,
output_fn, version, no_bootloader):
# read bootloader
bootloader_format = bootloader_fn.split('.')[-1]
bootloader = IntelHex()
if not no_bootloader:
if bootloader_format == 'hex':
bootloader.fromfile(bootloader_fn, bootloader_format)
elif bootloader_format == 'bin':
bootloader.loadbin(bootloader_fn, bootloader_addr)
else:
print('Bootloader format can only be .bin or .hex')
exit(-1)
# read application
app_format = app_fn.split('.')[-1]
app = IntelHex()
if app_format == 'hex':
app.fromfile(app_fn, app_format)
elif app_format == 'bin':
app.loadbin(app_fn, app_addr)
else:
print('Application format can only be .bin or .hex')
exit(-1)
# create firmware header
header = IntelHex()
fw_header = create_header(app.tobinstr(), version)
header.puts(hdr_addr, fw_header)
# combine
output_format = output_fn.split('.')[-1]
output = IntelHex()
if not no_bootloader:
print("Writing bootloader to address 0x%08x-0x%08x." %
(bootloader.addresses()[0], bootloader.addresses()[-1]))
output.merge(bootloader, overlap='error')
print("Writing header to address 0x%08x-0x%08x." %
(header.addresses()[0], header.addresses()[-1]))
output.merge(header, overlap='error')
print("Writing application to address 0x%08x-0x%08x." %
(app.addresses()[0], app.addresses()[-1]))
output.merge(app, overlap='error')
# write output file
output.tofile(output_fn, format=output_format)
def binary_hook(t_self, resources, elf, binf):
# Scan to find the actual paths of soft device and bootloader files
sdf = None
blf = None
for hexf in resources.hex_files:
if hexf.find(t_self.target.EXPECTED_BOOTLOADER_FILENAME) != -1:
blf = hexf
else:
for softdeviceAndOffsetEntry in t_self.target.EXPECTED_SOFTDEVICES_WITH_OFFSETS:
if hexf.find(softdeviceAndOffsetEntry['name']) != -1:
sdf = hexf
break
if sdf is None:
t_self.debug("Hex file not found. Aborting.")
return
# Merge user code with softdevice
from intelhex import IntelHex
binh = IntelHex()
binh.loadbin(binf, offset=softdeviceAndOffsetEntry['offset'])
if t_self.target.MERGE_SOFT_DEVICE is True:
t_self.debug("Merge SoftDevice file %s" %
softdeviceAndOffsetEntry['name'])
sdh = IntelHex(sdf)
binh.merge(sdh)
if t_self.target.MERGE_BOOTLOADER is True and blf is not None:
t_self.debug("Merge BootLoader file %s" %
t_self.target.EXPECTED_BOOTLOADER_FILENAME)
blh = IntelHex(blf)
binh.merge(blh)
with open(binf.replace(".bin", ".hex"), "w") as f:
binh.tofile(f, format='hex')
#!/bin/env python3
# Copyright (C) 2015 Herbert Poetzl
import sys
import serial
import struct
from intelhex import IntelHex
from time import sleep
from icsp import *
tty = "/dev/ttyPS1"
ih = IntelHex(sys.argv[1])
ih.padding = 0xFF
def ih_data(ih, addr, count=32):
data = []
mask = 0xFFFF
for n in range(count):
l, h = ih[(addr + n)*2], ih[(addr + n)*2 + 1]
val = (h << 8)|l
mask &= val
data.append(val)
return data, mask
ser = serial.Serial(
port = tty,
baudrate = 10000000,
bytesize = serial.EIGHTBITS,
return h
port = sys.argv[1]
speed = int(sys.argv[2])
file = sys.argv[3]
size = int(sys.argv[4], base=16)
print(port)
print(speed)
print(file)
print(size)
iterations = round(size / 128)
hex = IntelHex()
data = []
boot = MyBoot(port, speed)
boot.open()
for i in range(0, iterations):
start = i * 128
print(start)
boot.setAddr(start)
print(boot.getAddr())
datan = list(boot.readData(128))
data = data + datan
boot.close()
def append_validation_data(signature, input_file, public_key, offset, output_file, magic_value):
ih = IntelHex(input_file)
ih.start_addr = None # OBJCOPY incorrectly inserts x86 specific records, remove the start_addr as it is wrong.
minimum_offset = ((ih.maxaddr() // 4) + 1) * 4
if offset != 0 and offset < minimum_offset:
raise RuntimeError("Incorrect offset, must be bigger than %x" % minimum_offset)
# Parse comma-separated string of uint32s into hex string. Each is encoded in little-endian byte order
parsed_magic_value = b''.join([struct.pack("<I", int(m, 0)) for m in magic_value.split(",")])
validation_data = get_validation_data(signature_bytes=signature,
input_hex=ih,
public_key=public_key,
magic_value=parsed_magic_value)
validation_data_hex = IntelHex()
# If no offset is given, append metadata right after input hex file (word aligned).
if offset == 0:
offset = minimum_offset
validation_data_hex.frombytes(validation_data, offset)
ih.merge(validation_data_hex)
ih.write_hex_file(output_file)
def flashHex(target, filename):
'''
flash a hex file to nRF51822
'''
ihex = IntelHex(filename)
addresses = ihex.addresses()
nbytes = len(addresses)
addresses.sort()
start = time()
target.halt()
if addresses[0] == 0:
logging.info("Erase All")
target.writeMemory(NVMC_CONFIG, 2)
target.writeMemory(NVMC_ERASEALL, 1)
while target.readMemory(NVMC_READY) == 0:
pass
logging.info("Prepare to write")
target.writeMemory(NVMC_CONFIG, 1)
while target.readMemory(NVMC_READY) == 0:
pass
nbytes_align32 = nbytes & ~(32 - 1)
for i in range(0, nbytes_align32, 32):
if (addresses[i] + 31) == addresses[i + 31]:
start_address = addresses[i]
# read 32 data bytes
bytes = ihex.tobinarray(start=start_address, size=32)
target.writeBlockMemoryUnaligned8(start_address, bytes)
bytes_readback = target.readBlockMemoryUnaligned8(
start_address, 32)
for j in range(len(bytes)):
if (bytes[j] != bytes_readback[j]):
logging.info("Write: error at 0x%X - 0x%X | 0x%X",
start_address + j, bytes[j],
bytes_readback[j])
raise Exception("Verify Error")
else:
# data always 4 bytes aligned
for j in range(0, 32, 4):
start_address = addresses[i + j]
bytes = ihex.tobinarray(start=start_address, size=4)
target.writeBlockMemoryUnaligned8(start_address, bytes)
for i in range(nbytes_align32, nbytes, 4):
start_address = addresses[i]
bytes = ihex.tobinarray(start=start_address, size=4)
target.writeBlockMemoryUnaligned8(start_address, bytes)
target.writeMemory(NVMC_CONFIG, 0)
while target.readMemory(NVMC_READY) == 0:
pass
end = time()
print("%f kbytes flashed in %f seconds ===> %f kbytes/s" %
(nbytes / 1000, end - start, nbytes / (1000 * (end - start))))
parser.add_argument(
"-u",
"--uuid",
help=
"The 12-byte UUID of the device. This is a hexadecimal number of the format"
"00000000-00000000-00000000")
parser.add_argument(
"-s",
"--serial-number",
help=
"The 12-digit serial number of the device. This is a string consisting of 12 upper case hexadecimal digits as displayed in lsusb"
"example: 385F324D3037")
args = parser.parse_args()
# load hex file
hexfile = IntelHex(args.file)
#print("Contiguous segments in hex file:")
#for start, end in hexfile.segments():
# print(" {:08X} to {:08X}".format(start, end - 1))
if args.uuid != None:
serial_number = uuid_to_serial(*str_to_uuid(args.uuid))
elif args.serial_number != None:
serial_number = args.serial_number
else:
serial_number = None
app_cancellation_token = threading.Event()
find_odrive_cancellation_token = threading.Event()
try:
def main():
try:
os.remove(RESULT)
except OSError:
pass
ihx = IntelHex()
ihx.fromfile(TARGET, format='hex')
addr_min, addr_max = ihx.minaddr(), ihx.maxaddr()
print hex(addr_min), hex(addr_max)
ihx.tofile(TEST, format='hex')
d = Disassembler()
function = ihx.tobinarray()[FUNC_START:]
blocks = d.parse(function, 0, FUNC_START)
for b in blocks:
print '-' * 40
print repr(b)
print '-' * 40
blocks = sum(blocks)
data = blocks.assemble(FUNC_START, externalize_labels=True)
print 'Stream:', ' '.join('%02x' % b for b in bytearray(data))
data_length = len(data)
print 'Writing %d bytes.' % data_length
ihx.puts(FUNC_START, data)
appendix = Block()
label_nops = Label('look_mah_no_ops')
appendix += Block(label_nops, nop, nop, nop, nop)
appendix += Block(Data('\xef\xbe'))
appendix += Block(Data(0xbeef))
appendix += Block(Data(label_nops))
end = ihx.maxaddr() + 1
data = appendix.assemble(end, externalize_labels=True)
data_length = len(data)
print 'Writing %d bytes.' % data_length
ihx.puts(end, data)
ihx.tofile(RESULT, format='hex')
patched = IntelHex()
patched.fromfile(RESULT, format='hex')
check = ihx.tobinarray()[FUNC_START:FUNC_START + data_length]
print 'Stream:', ' '.join('%02x' % b for b in bytearray(data))
print hex(patched.minaddr()), hex(patched.maxaddr())
def main():
args = parser.parse_args()
base_hex = IntelHex()
# Merge in hex files
for file_name in args.hex:
file_name = os.path.expanduser(file_name)
new_hex_data = IntelHex()
print "opening file %s" % file_name
new_hex_data.fromfile(file_name, format='hex')
print_hex_info(file_name, new_hex_data)
base_hex = merge_hex(base_hex, new_hex_data)
# Merge in binary files
for file_name, addr_str in args.bin:
file_name = os.path.expanduser(file_name)
offset = int(addr_str, 0)
new_hex_data = IntelHex()
new_hex_data.loadbin(file_name, offset=offset)
print_hex_info(file_name, new_hex_data)
base_hex = merge_hex(base_hex, new_hex_data)
# Write out data
print_hex_info(os.path.expanduser(args.output_file), base_hex)
with open(os.path.expanduser(args.output_file), 'wb') as output_file:
base_hex.tofile(output_file, 'hex')
if args.output_bin_file is not None:
with open(os.path.expanduser(args.output_bin_file),
'wb') as output_file:
base_hex.tofile(output_file, 'bin')
def run(self):
# Create prompt objects.
fw_update_prompt = \
UpdatePrompt(
title='Firmware Update',
actions=[update_button, close_button],
update_callback=self.manage_firmware_updates,
)
console_outdated_prompt = \
UpdatePrompt(
title="Console Outdated",
actions=[close_button],
)
# Get index that contains file URLs and latest
# version strings from Swift Nav's website.
try:
f = urlopen(INDEX_URL)
index = jsonload(f)
f.close()
except URLError:
self.write(
"\nError: Failed to download latest file index from Swift Navigation's website (%s). Please visit our website to check that you're running the latest Piksi firmware and Piksi console.\n\n"
% INDEX_URL)
return
# Make sure index contains all keys we are interested in.
try:
index['piksi_v2.3.1']['stm_fw']['version']
index['piksi_v2.3.1']['stm_fw']['url']
index['piksi_v2.3.1']['nap_fw']['version']
index['piksi_v2.3.1']['nap_fw']['url']
index['piksi_v2.3.1']['console']['version']
except KeyError:
self.write(
"\nError: Index downloaded from Swift Navigation's website (%s) doesn't contain all keys. Please contact Swift Navigation.\n\n"
% INDEX_URL)
return
# Make sure settings contains Piksi firmware version strings.
try:
self.settings['system_info']['firmware_version'].value
self.settings['system_info']['nap_version'].value
except:
self.write(
"\nError: Settings received from Piksi don't contain firmware version keys. Please contact Swift Navigation.\n\n"
% INDEX_URL)
return
# Assign text to UpdatePrompt's
fw_update_prompt.text = \
"Local STM Version :\n\t%s\n" % \
self.settings['system_info']['firmware_version'].value + \
"Newest STM Version :\n\t%s\n\n" % \
index['piksi_v2.3.1']['stm_fw']['version'] + \
"Local SwiftNAP Version :\n\t%s\n" % \
self.settings['system_info']['nap_version'].value + \
"Newest SwiftNAP Version :\n\t%s\n\n" % \
index['piksi_v2.3.1']['nap_fw']['version']
console_outdated_prompt.text = \
"Your Console is out of date and may be incompatible\n" + \
"with current firmware. We highly recommend upgrading\n" + \
"to ensure proper behavior.\n\n" + \
"Please visit http://download.swift-nav.com to\n" + \
"download the newest version.\n\n" + \
"Local Console Version :\n\t" + \
CONSOLE_VERSION + \
"\nNewest Console Version :\n\t" + \
index['piksi_v2.3.1']['console']['version'] + "\n"
# Does local version match latest from website?
local_fw_version = parse_version(
self.settings['system_info']['firmware_version'].value)
remote_fw_version = parse_version(
index['piksi_v2.3.1']['stm_fw']['version'])
self.stm_fw_outdated = remote_fw_version > local_fw_version
local_nap_version = parse_version(
self.settings['system_info']['nap_version'].value)
remote_nap_version = parse_version(
index['piksi_v2.3.1']['nap_fw']['version'])
self.nap_fw_outdated = remote_nap_version > local_nap_version
local_console_version = parse_version(CONSOLE_VERSION)
remote_console_version = parse_version(
index['piksi_v2.3.1']['console']['version'])
self.console_outdated = remote_console_version > local_console_version
# Get firmware files from Swift Nav's website.
self.nap_ihx = None
if self.nap_fw_outdated:
try:
f = urlopen(index['piksi_v2.3.1']['nap_fw']['url'])
self.nap_ihx = IntelHex(f)
f.close()
except URLError:
self.write(
"\nError: Failed to download latest Piksi SwiftNAP firmware from Swift Navigation's website (%s). Please visit our website to check that you're running the latest firmware.\n"
% index['piksi_v2.3.1']['nap_fw']['url'])
self.stm_ihx = None
if self.stm_fw_outdated:
try:
f = urlopen(index['piksi_v2.3.1']['stm_fw']['url'])
self.stm_ihx = IntelHex(f)
f.close()
except URLError:
self.write(
"\nError: Failed to download latest Piksi STM firmware from Swift Navigation's website (%s). Please visit our website to check that you're running the latest firmware.\n"
% index['piksi_v2.3.1']['stm_fw']['url'])
# Prompt user to update firmware(s). Only update if firmware was
# successfully downloaded. If both are out of date, only allow
# update if we successfully downloaded both files.
if (self.stm_fw_outdated and self.stm_ihx and not self.nap_fw_outdated) or \
(self.nap_fw_outdated and self.nap_ihx and not self.stm_fw_outdated) or \
(self.stm_fw_outdated and self.stm_ihx and \
self.nap_fw_outdated and self.nap_ihx):
fw_update_prompt.run()
# For timing aesthetics between windows popping up.
sleep(0.5)
# Check if console is out of date and notify user if so.
if self.console_outdated:
console_outdated_prompt.run()
try:
address = int(address, 0) & 0xFFFFFFFF
except ValueError:
print("Address %s invalid." % address)
sys.exit(1)
if not os.path.isfile(binfile):
print("Unreadable file '%s'." % binfile)
sys.exit(1)
target.append({
'address': address,
'data': open(binfile, 'rb').read()
})
if options.hexfiles:
for hex in options.hexfiles:
ih = IntelHex(hex)
address = ih.minaddr()
data = ih.tobinstr()
try:
address = address & 0xFFFFFFFF
except ValueError:
print("Address %s invalid." % address)
sys.exit(1)
target.append({'address': address, 'data': data})
outfile = args[0]
device = DEFAULT_DEVICE
if options.device:
device = options.device
try:
v, d = [int(x, 0) & 0xFFFF for x in device.split(':', 1)]
nargs=1,
dest="serial",
help="set product serial dword",
required=False)
parser.add_argument("-v,--version",
nargs=1,
dest="version",
help="set product version dword",
required=False)
args = parser.parse_args()
if not os.path.isfile(args.hex_file[0]):
print '==> error: gboot image could not be opened or does not exist.'
sys.exit(1)
else:
ih = IntelHex(args.hex_file[0])
# unimplemented in gflash (TODO: fix or remove)
if args.config:
print '==> info: update config item at offset 0x%04x' % (
GBOOT_CONFIG_OFFSET)
config_value = struct.pack('<L', int(args.config[0], 16))
write_hex_entry(ih, config_value, GBOOT_CONFIG_OFFSET)
if args.ext_info:
print '==> info: update ext info item at offset 0x%04x' % (
GBOOT_EXT_INFO_OFFSET)
ext_item_value = struct.pack('<L', int(args.ext_info[0], 16))
write_hex_entry(ih, ext_item_value, GBOOT_EXT_INFO_OFFSET)
if args.mcu:
opts, args = getopt.gnu_getopt(argv, 'hv', ['help', 'version'])
for o, a in opts:
if o in ('-h', '--help'):
print(USAGE)
return 0
elif o in ('-v', '--version'):
print(VERSION)
return 0
except getopt.GetoptError, e:
sys.stderr.write(str(e) + "\n")
sys.stderr.write(USAGE + "\n")
return 1
if len(args) != 2:
sys.stderr.write("ERROR: You should specify 2 files to diff.\n")
sys.stderr.write(USAGE + "\n")
return 1
fname1, fname2 = args
from intelhex import IntelHex, diff_dumps
ih1 = IntelHex(fname1)
ih2 = IntelHex(fname2)
diff_dumps(ih1, ih2, name1=fname1, name2=fname2)
if __name__ == '__main__':
sys.exit(main())
def save(self, path):
h = IntelHex()
h.frombytes(bytes=self.payload, offset=self.base_addr)
h.tofile(path, 'hex')
from intelhex import IntelHex
FLASH_BASE = 0x0
FLASH_SIZE = 0x20000
hex = IntelHex(r"noboot.hex")
bin = hex.tobinarray(start=FLASH_BASE, size=FLASH_SIZE)
with open("firmware.tcl", "w") as f:
f.write("set FIRMWARE {")
column = 0
for i in range(FLASH_SIZE // 4):
word = bin[4 * i] | (bin[4 * i + 1] << 8) | (bin[4 * i + 2] << 16) | (
bin[4 * i + 3] << 24)
if column == 0:
text = f"\n\t0x{word:08X}"
else:
text = f" 0x{word:08X}"
column = (column + 1) % 16
f.write(text)
f.write("\n}\n")
def getData(importedhex, startAddress, Size):
retstr = ""
for index in range(Size):
retstr += str(importedhex[startAddress + index])
if index + 1 < Size:
retstr += (',')
return retstr
def createArrayStr(importedhex, arrayName, startAddress, Size):
retstr = TYPEDEF + ' ' + arrayName + '[] ' + OPENARRAY + getData(
hexDict, startAddress, Size) + CLOSEARRAY
return retstr
f = open(filename, mode='w')
importedHexFile = IntelHex(inputFile)
hexDict = importedHexFile.todict()
print(hexDict)
f.write("hex file converted from " + inputFile + "\n")
for memoryIndex in range(len(names)):
f.write(
createArrayStr(hexDict, names[memoryIndex], locations[memoryIndex],
datasizes[memoryIndex]))
f.close()
