diff options
Diffstat (limited to 'host/utils/usrp_n2xx_net_burner.py')
| -rwxr-xr-x | host/utils/usrp_n2xx_net_burner.py | 486 | 
1 files changed, 4 insertions, 482 deletions
diff --git a/host/utils/usrp_n2xx_net_burner.py b/host/utils/usrp_n2xx_net_burner.py index 5605b0028..372078f91 100755 --- a/host/utils/usrp_n2xx_net_burner.py +++ b/host/utils/usrp_n2xx_net_burner.py @@ -16,8 +16,6 @@  # along with this program.  If not, see <http://www.gnu.org/licenses/>.  # -# TODO: make it autodetect UHD devices -  import optparse  import math  import os @@ -29,72 +27,7 @@ import time  import platform  import subprocess -######################################################################## -# constants -######################################################################## -UDP_FW_UPDATE_PORT = 49154 -UDP_MAX_XFER_BYTES = 1024 -UDP_TIMEOUT = 3 -UDP_POLL_INTERVAL = 0.10 #in seconds - -USRP2_FW_PROTO_VERSION = 7 #should be unused after r6 - -#from bootloader_utils.h - -FPGA_IMAGE_SIZE_BYTES = 1572864 -FW_IMAGE_SIZE_BYTES = 31744 -SAFE_FPGA_IMAGE_LOCATION_ADDR = 0x00000000 -SAFE_FW_IMAGE_LOCATION_ADDR = 0x003F0000 -PROD_FPGA_IMAGE_LOCATION_ADDR = 0x00180000 -PROD_FW_IMAGE_LOCATION_ADDR = 0x00300000 - -FLASH_DATA_PACKET_SIZE = 256 - -#see fw_common.h -FLASH_ARGS_FMT = '!LLLLL256s' -FLASH_INFO_FMT = '!LLLLL256x' -FLASH_IP_FMT =   '!LLLL260x' -FLASH_HW_REV_FMT = '!LLLL260x' - -n2xx_revs = { -             0x0a00: ["n200_r3", "n200_r2"], -             0x0a10: ["n200_r4"], -             0x0a01: ["n210_r3", "n210_r2"], -             0x0a11: ["n210_r4"] -            } - -class update_id_t: -  USRP2_FW_UPDATE_ID_WAT = ord(' ') -  USRP2_FW_UPDATE_ID_OHAI_LOL = ord('a') -  USRP2_FW_UPDATE_ID_OHAI_OMG = ord('A') -  USRP2_FW_UPDATE_ID_WATS_TEH_FLASH_INFO_LOL = ord('f') -  USRP2_FW_UPDATE_ID_HERES_TEH_FLASH_INFO_OMG = ord('F') -  USRP2_FW_UPDATE_ID_ERASE_TEH_FLASHES_LOL = ord('e') -  USRP2_FW_UPDATE_ID_ERASING_TEH_FLASHES_OMG = ord('E') -  USRP2_FW_UPDATE_ID_R_U_DONE_ERASING_LOL = ord('d') -  USRP2_FW_UPDATE_ID_IM_DONE_ERASING_OMG = ord('D') -  USRP2_FW_UPDATE_ID_NOPE_NOT_DONE_ERASING_OMG = ord('B') -  USRP2_FW_UPDATE_ID_WRITE_TEH_FLASHES_LOL = ord('w') -  USRP2_FW_UPDATE_ID_WROTE_TEH_FLASHES_OMG = ord('W') -  USRP2_FW_UPDATE_ID_READ_TEH_FLASHES_LOL = ord('r') -  USRP2_FW_UPDATE_ID_KK_READ_TEH_FLASHES_OMG = ord('R') -  USRP2_FW_UPDATE_ID_RESET_MAH_COMPUTORZ_LOL = ord('s') -  USRP2_FW_UPDATE_ID_RESETTIN_TEH_COMPUTORZ_OMG = ord('S') -  USRP2_FW_UPDATE_ID_I_CAN_HAS_HW_REV_LOL = ord('v') -  USRP2_FW_UPDATE_ID_HERES_TEH_HW_REV_OMG = ord('V') -  USRP2_FW_UPDATE_ID_KTHXBAI = ord('~') - -_seq = -1 -def seq(): -    global _seq -    _seq = _seq+1 -    return _seq - -######################################################################## -# print equivalent uhd_image_loader command -########################################################################  def print_image_loader_warning(fw, fpga, reset, safe, addr): -      # Newline + indent      if platform.system() == "Windows":          nl = " ^\n    " @@ -121,8 +54,7 @@ def print_image_loader_warning(fw, fpga, reset, safe, addr):      print("")      print("************************************************************************************************") -    print("WARNING: This utility will be removed in an upcoming version of UHD. In the future, use") -    print("         this command:") +    print("ERROR: This utility has been removed in this version of UHD. Use this command:")      print("")      print(uhd_image_loader)      print("") @@ -130,383 +62,16 @@ def print_image_loader_warning(fw, fpga, reset, safe, addr):      print("")  ######################################################################## -# helper functions -######################################################################## -def unpack_flash_args_fmt(s): -    return struct.unpack(FLASH_ARGS_FMT, s) #(proto_ver, pktid, seq, flash_addr, length, data) - -def unpack_flash_info_fmt(s): -    return struct.unpack(FLASH_INFO_FMT, s) #(proto_ver, pktid, seq, sector_size_bytes, memory_size_bytes) - -def unpack_flash_ip_fmt(s): -    return struct.unpack(FLASH_IP_FMT, s) #(proto_ver, pktid, seq, ip_addr) - -def unpack_flash_hw_rev_fmt(s): -    return struct.unpack(FLASH_HW_REV_FMT, s) #proto_ver, pktid, seq, hw_rev - -def pack_flash_args_fmt(proto_ver, pktid, seq, flash_addr, length, data=bytes()): -    return struct.pack(FLASH_ARGS_FMT, proto_ver, pktid, seq, flash_addr, length, data) - -def pack_flash_info_fmt(proto_ver, pktid, seq, sector_size_bytes, memory_size_bytes): -    return struct.pack(FLASH_INFO_FMT, proto_ver, pktid, seq, sector_size_bytes, memory_size_bytes) - -def pack_flash_hw_rev_fmt(proto_ver, pktid, seq, hw_rev): -    return struct.pack(FLASH_HW_REV_FMT, proto_ver, pktid, seq, hw_rev) - -def is_valid_fpga_image(fpga_image): -    for i in range(0,63): -        if fpga_image[i:i+1] == bytes(b'\xFF'): continue -        if fpga_image[i:i+2] == bytes(b'\xAA\x99'): return True -    return False - -def is_valid_fw_image(fw_image): -    return fw_image[:4] == bytes(b'\x0B\x0B\x0B\x0B') - - -######################################################################## -# interface discovery and device enumeration -######################################################################## -def command(*args): -    p = subprocess.Popen( -        args, -        stdout=subprocess.PIPE, -        stderr=subprocess.STDOUT, -    ) -    ret = p.wait() -    verbose = p.stdout.read().decode('utf-8') -    if ret != 0: raise Exception(verbose) -    return verbose - -def get_interfaces(): -    if(platform.system() is "Windows"): return win_get_interfaces() -    else: return unix_get_interfaces() - -def unix_get_interfaces(): -    ifconfig = command("/sbin/ifconfig") -    ip_addr_re = "cast\D*(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})" -    bcasts = re.findall(ip_addr_re, ifconfig) -    return bcasts - -def win_get_interfaces(): -    from ctypes import Structure, windll, sizeof -    from ctypes import POINTER, byref -    from ctypes import c_ulong, c_uint, c_ubyte, c_char -    MAX_ADAPTER_DESCRIPTION_LENGTH = 128 -    MAX_ADAPTER_NAME_LENGTH = 256 -    MAX_ADAPTER_ADDRESS_LENGTH = 8 -    class IP_ADDR_STRING(Structure): -        pass -    LP_IP_ADDR_STRING = POINTER(IP_ADDR_STRING) -    IP_ADDR_STRING._fields_ = [ -        ("next", LP_IP_ADDR_STRING), -        ("ipAddress", c_char * 16), -        ("ipMask", c_char * 16), -        ("context", c_ulong)] -    class IP_ADAPTER_INFO (Structure): -        pass -    LP_IP_ADAPTER_INFO = POINTER(IP_ADAPTER_INFO) -    IP_ADAPTER_INFO._fields_ = [ -        ("next", LP_IP_ADAPTER_INFO), -        ("comboIndex", c_ulong), -        ("adapterName", c_char * (MAX_ADAPTER_NAME_LENGTH + 4)), -        ("description", c_char * (MAX_ADAPTER_DESCRIPTION_LENGTH + 4)), -        ("addressLength", c_uint), -        ("address", c_ubyte * MAX_ADAPTER_ADDRESS_LENGTH), -        ("index", c_ulong), -        ("type", c_uint), -        ("dhcpEnabled", c_uint), -        ("currentIpAddress", LP_IP_ADDR_STRING), -        ("ipAddressList", IP_ADDR_STRING), -        ("gatewayList", IP_ADDR_STRING), -        ("dhcpServer", IP_ADDR_STRING), -        ("haveWins", c_uint), -        ("primaryWinsServer", IP_ADDR_STRING), -        ("secondaryWinsServer", IP_ADDR_STRING), -        ("leaseObtained", c_ulong), -        ("leaseExpires", c_ulong)] -    GetAdaptersInfo = windll.iphlpapi.GetAdaptersInfo -    GetAdaptersInfo.restype = c_ulong -    GetAdaptersInfo.argtypes = [LP_IP_ADAPTER_INFO, POINTER(c_ulong)] -    adapterList = (IP_ADAPTER_INFO * 10)() -    buflen = c_ulong(sizeof(adapterList)) -    rc = GetAdaptersInfo(byref(adapterList[0]), byref(buflen)) -    if rc == 0: -        for a in adapterList: -            adNode = a.ipAddressList -            while True: -                #convert ipAddr and ipMask into hex addrs that can be turned into a bcast addr -                try: -                    ipAddr = adNode.ipAddress.decode() -                    ipMask = adNode.ipMask.decode() -                except: ipAddr = None -                if ipAddr and ipMask: -                    hexAddr = struct.unpack("<L", socket.inet_aton(ipAddr))[0] -                    hexMask = struct.unpack("<L", socket.inet_aton(ipMask))[0] -                    if(hexAddr and hexMask): #don't broadcast on 255.255.255.255, that's just lame -                        yield socket.inet_ntoa(struct.pack("<L", (hexAddr & hexMask) | (~hexMask) & 0xFFFFFFFF)) -                try: adNode = adNode.next -                except: break -                if not adNode: break - -def enumerate_devices(): -    for bcast_addr in get_interfaces(): -        sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) -        sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1) -        sock.settimeout(0.1) -        out_pkt = pack_flash_args_fmt(USRP2_FW_PROTO_VERSION, update_id_t.USRP2_FW_UPDATE_ID_OHAI_LOL, 0, 0, 0) -        sock.sendto(out_pkt, (bcast_addr, UDP_FW_UPDATE_PORT)) -        still_goin = True -        while(still_goin): -            try: -                pkt = sock.recv(UDP_MAX_XFER_BYTES) -                (proto_ver, pktid, rxseq, ip_addr) = unpack_flash_ip_fmt(pkt) -                if(pktid == update_id_t.USRP2_FW_UPDATE_ID_OHAI_OMG): -                    use_addr = socket.inet_ntoa(struct.pack("<L", socket.ntohl(ip_addr))) -                    burner = burner_socket(use_addr, True) -                    yield "%s (%s)" % (socket.inet_ntoa(struct.pack("<L", socket.ntohl(ip_addr))), n2xx_revs[burner.get_hw_rev()][0]) -            except socket.timeout: -                still_goin = False - -########################################################################  # Burner class, holds a socket and send/recv routines  ########################################################################  class burner_socket(object): -    def __init__(self, addr, quiet): -        self._sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) +    def __init__(self, addr):          self._addr = addr -        self._quiet = quiet -        self._sock.settimeout(UDP_TIMEOUT) -        self._sock.connect((addr, UDP_FW_UPDATE_PORT)) -        self.set_callbacks(lambda *a: None, lambda *a: None) -        self.init_update(quiet) #check that the device is there -        self.get_hw_rev() - -    def set_callbacks(self, progress_cb, status_cb): -        self._progress_cb = progress_cb -        self._status_cb = status_cb - -    def send_and_recv(self, pkt): -        self._sock.send(pkt) -        return self._sock.recv(UDP_MAX_XFER_BYTES) - -    #just here to validate comms -    def init_update(self,quiet): -        out_pkt = pack_flash_args_fmt(USRP2_FW_PROTO_VERSION, update_id_t.USRP2_FW_UPDATE_ID_OHAI_LOL, seq(), 0, 0) -        try: in_pkt = self.send_and_recv(out_pkt) -        except socket.timeout: raise Exception("No response from device") -        (proto_ver, pktid, rxseq, ip_addr) = unpack_flash_ip_fmt(in_pkt) -        if pktid == update_id_t.USRP2_FW_UPDATE_ID_OHAI_OMG: -            if not quiet: print("USRP-N2XX found.") -        else: -            raise Exception("Invalid reply received from device.") - -    def get_hw_rev(self): -        out_pkt = pack_flash_hw_rev_fmt(USRP2_FW_PROTO_VERSION, update_id_t.USRP2_FW_UPDATE_ID_I_CAN_HAS_HW_REV_LOL, seq(), 0) -        in_pkt = self.send_and_recv(out_pkt) -        (proto_ver, pktid, rxseq, hw_rev) = unpack_flash_hw_rev_fmt(in_pkt) -        if(pktid != update_id_t.USRP2_FW_UPDATE_ID_HERES_TEH_HW_REV_OMG): hw_rev = 0 -        return socket.ntohs(hw_rev) - -    memory_size_bytes = 0 -    sector_size_bytes = 0 -    def get_flash_info(self): -        if (self.memory_size_bytes != 0) and (self.sector_size_bytes != 0): -            return (self.memory_size_bytes, self.sector_size_bytes) - -        out_pkt = pack_flash_args_fmt(USRP2_FW_PROTO_VERSION, update_id_t.USRP2_FW_UPDATE_ID_WATS_TEH_FLASH_INFO_LOL, seq(), 0, 0) -        in_pkt = self.send_and_recv(out_pkt) - -        (proto_ver, pktid, rxseq, self.sector_size_bytes, self.memory_size_bytes) = unpack_flash_info_fmt(in_pkt) - -        if pktid != update_id_t.USRP2_FW_UPDATE_ID_HERES_TEH_FLASH_INFO_OMG: -            raise Exception("Invalid reply %c from device." % (chr(pktid))) - -        return (self.memory_size_bytes, self.sector_size_bytes)      def burn_fw(self, fw, fpga, reset, safe, check_rev=True): +        " Just a dummy lol "          print_image_loader_warning(fw, fpga, reset, safe, self._addr) -        (flash_size, sector_size) = self.get_flash_info() -        hw_rev = self.get_hw_rev() - -        if hw_rev in n2xx_revs: print("Hardware type: %s" % n2xx_revs[hw_rev][0]) -        print("Flash size: %i\nSector size: %i\n" % (flash_size, sector_size)) - -        if fpga: -            #validate fpga image name against hardware rev -            if(check_rev and hw_rev != 0 and not any(name in fpga for name in n2xx_revs[hw_rev])): -                raise Exception("Error: incorrect FPGA image version. Please use the correct image for device %s" % n2xx_revs[hw_rev][0]) - -            if safe: image_location = SAFE_FPGA_IMAGE_LOCATION_ADDR -            else:    image_location = PROD_FPGA_IMAGE_LOCATION_ADDR - -            fpga_file = open(fpga, 'rb') -            fpga_image = fpga_file.read() - -            if len(fpga_image) > FPGA_IMAGE_SIZE_BYTES: -                raise Exception("Error: FPGA image file too large.") - -            if not is_valid_fpga_image(fpga_image): -                raise Exception("Error: Invalid FPGA image file.") - -            if (len(fpga_image) + image_location) > flash_size: -                raise Exception("Error: Cannot write past end of device") - -            print("Begin FPGA write: this should take about 1 minute...") -            start_time = time.time() -            self.erase_image(image_location, FPGA_IMAGE_SIZE_BYTES) -            self.write_image(fpga_image, image_location) -            self.verify_image(fpga_image, image_location) -            print("Time elapsed: %f seconds"%(time.time() - start_time)) -            print("\n\n") - -        if fw: -            if safe: image_location = SAFE_FW_IMAGE_LOCATION_ADDR -            else:    image_location = PROD_FW_IMAGE_LOCATION_ADDR - -            fw_file = open(fw, 'rb') -            fw_image = fw_file.read() - -            if len(fw_image) > FW_IMAGE_SIZE_BYTES: -                raise Exception("Error: Firmware image file too large.") - -            if not is_valid_fw_image(fw_image): -                raise Exception("Error: Invalid firmware image file.") - -            if (len(fw_image) + image_location) > flash_size: -                raise Exception("Error: Cannot write past end of device") - -            print("Begin firmware write: this should take about 1 second...") -            start_time = time.time() -            self.erase_image(image_location, FW_IMAGE_SIZE_BYTES) -            self.write_image(fw_image, image_location) -            self.verify_image(fw_image, image_location) -            print("Time elapsed: %f seconds"%(time.time() - start_time)) -            print("\n\n") - -        if reset: self.reset_usrp() - -    def write_image(self, image, addr): -        print("Writing image") -        self._status_cb("Writing") -        writedata = image -        #we split the image into smaller (256B) bits and send them down the wire -        (mem_size, sector_size) = self.get_flash_info() -        if (addr + len(writedata)) > mem_size: -            raise Exception("Error: Cannot write past end of device") - -        while writedata: -            out_pkt = pack_flash_args_fmt(USRP2_FW_PROTO_VERSION, update_id_t.USRP2_FW_UPDATE_ID_WRITE_TEH_FLASHES_LOL, seq(), addr, FLASH_DATA_PACKET_SIZE, writedata[:FLASH_DATA_PACKET_SIZE]) -            in_pkt = self.send_and_recv(out_pkt) - -            (proto_ver, pktid, rxseq, flash_addr, rxlength, data) = unpack_flash_args_fmt(in_pkt) - -            if pktid != update_id_t.USRP2_FW_UPDATE_ID_WROTE_TEH_FLASHES_OMG: -              raise Exception("Invalid reply %c from device." % (chr(pktid))) - -            writedata = writedata[FLASH_DATA_PACKET_SIZE:] -            addr += FLASH_DATA_PACKET_SIZE -            self._progress_cb(float(len(image)-len(writedata))/len(image)) - -    def verify_image(self, image, addr): -        print("Verifying data") -        self._status_cb("Verifying") -        readsize = len(image) -        readdata = bytes() -        while readsize > 0: -            if readsize < FLASH_DATA_PACKET_SIZE: thisreadsize = readsize -            else: thisreadsize = FLASH_DATA_PACKET_SIZE -            out_pkt = pack_flash_args_fmt(USRP2_FW_PROTO_VERSION, update_id_t.USRP2_FW_UPDATE_ID_READ_TEH_FLASHES_LOL, seq(), addr, thisreadsize) -            in_pkt = self.send_and_recv(out_pkt) - -            (proto_ver, pktid, rxseq, flash_addr, rxlength, data) = unpack_flash_args_fmt(in_pkt) - -            if pktid != update_id_t.USRP2_FW_UPDATE_ID_KK_READ_TEH_FLASHES_OMG: -              raise Exception("Invalid reply %c from device." % (chr(pktid))) - -            readdata += data[:thisreadsize] -            readsize -= FLASH_DATA_PACKET_SIZE -            addr += FLASH_DATA_PACKET_SIZE -            self._progress_cb(float(len(readdata))/len(image)) - -        print("Read back %i bytes" % len(readdata)) -        #  print readdata - -        #  for i in range(256, 512): -        #    print "out: %i in: %i" % (ord(image[i]), ord(readdata[i])) - -        if readdata != image: -            raise Exception("Verify failed. Image did not write correctly.") -        else: -            print("Success.") - -    def read_image(self, image, size, addr): -        print("Reading image") -        readsize = size -        readdata = str() -        while readsize > 0: -            if readsize < FLASH_DATA_PACKET_SIZE: thisreadsize = readsize -            else: thisreadsize = FLASH_DATA_PACKET_SIZE -            out_pkt = pack_flash_args_fmt(USRP2_FW_PROTO_VERSION, update_id_t.USRP2_FW_UPDATE_ID_READ_TEH_FLASHES_LOL, seq(), addr, thisreadsize) -            in_pkt = self.send_and_recv(out_pkt) - -            (proto_ver, pktid, rxseq, flash_addr, rxlength, data) = unpack_flash_args_fmt(in_pkt) - -            if pktid != update_id_t.USRP2_FW_UPDATE_ID_KK_READ_TEH_FLASHES_OMG: -              raise Exception("Invalid reply %c from device." % (chr(pktid))) - -            readdata += data[:thisreadsize] -            readsize -= FLASH_DATA_PACKET_SIZE -            addr += FLASH_DATA_PACKET_SIZE - -        print("Read back %i bytes" % len(readdata)) - -        #write to disk -        f = open(image, 'w') -        f.write(readdata) -        f.close() - -    def reset_usrp(self): -        out_pkt = pack_flash_args_fmt(USRP2_FW_PROTO_VERSION, update_id_t.USRP2_FW_UPDATE_ID_RESET_MAH_COMPUTORZ_LOL, seq(), 0, 0) -        try: in_pkt = self.send_and_recv(out_pkt) -        except socket.timeout: return - -        (proto_ver, pktid, rxseq, flash_addr, rxlength, data) = unpack_flash_args_fmt(in_pkt) -        if pktid == update_id_t.USRP2_FW_UPDATE_ID_RESETTIN_TEH_COMPUTORZ_OMG: -            raise Exception("Device failed to reset.") - -    def erase_image(self, addr, length): -        self._status_cb("Erasing") -        #get flash info first -        (flash_size, sector_size) = self.get_flash_info() -        if (addr + length) > flash_size: -            raise Exception("Cannot erase past end of device") - -        out_pkt = pack_flash_args_fmt(USRP2_FW_PROTO_VERSION, update_id_t.USRP2_FW_UPDATE_ID_ERASE_TEH_FLASHES_LOL, seq(), addr, length) -        in_pkt = self.send_and_recv(out_pkt) - -        (proto_ver, pktid, rxseq, flash_addr, rxlength, data) = unpack_flash_args_fmt(in_pkt) - -        if pktid != update_id_t.USRP2_FW_UPDATE_ID_ERASING_TEH_FLASHES_OMG: -            raise Exception("Invalid reply %c from device." % (chr(pktid))) - -        print("Erasing %i bytes at %i" % (length, addr)) -        start_time = time.time() - -        #now wait for it to finish -        while(True): -            out_pkt = pack_flash_args_fmt(USRP2_FW_PROTO_VERSION, update_id_t.USRP2_FW_UPDATE_ID_R_U_DONE_ERASING_LOL, seq(), 0, 0) -            in_pkt = self.send_and_recv(out_pkt) - -            (proto_ver, pktid, rxseq, flash_addr, rxlength, data) = unpack_flash_args_fmt(in_pkt) - -            if pktid == update_id_t.USRP2_FW_UPDATE_ID_IM_DONE_ERASING_OMG: break -            elif pktid != update_id_t.USRP2_FW_UPDATE_ID_NOPE_NOT_DONE_ERASING_OMG: -                raise Exception("Invalid reply %c from device." % (chr(pktid))) -            time.sleep(0.01) #decrease network overhead by waiting a bit before polling -            self._progress_cb(min(1.0, (time.time() - start_time)/(length/80e3))) - -  ########################################################################  # command line options  ######################################################################## @@ -529,47 +94,4 @@ def get_options():  ########################################################################  if __name__=='__main__':      options = get_options() - -    if options.list: -        print('Possible network devices:') -        print('  ' + '\n  '.join(enumerate_devices())) -        #enumerate_devices() -        exit() - -    if not options.addr: raise Exception('no address specified') - -    if not options.fpga and not options.fw and not options.reset: raise Exception('Must specify either a firmware image or FPGA image, and/or reset.') - -    if options.overwrite_safe and not options.read: -        print("Are you REALLY, REALLY sure you want to overwrite the safe image? This is ALMOST ALWAYS a terrible idea.") -        print("If your image is faulty, your USRP2+ will become a brick until reprogrammed via JTAG.") - -        python_major_version = int(platform.python_version_tuple()[0]) -        if python_major_version > 2: -            response = input("""Type "yes" to continue, or anything else to quit: """) -        else: -            response = raw_input("""Type "yes" to continue, or anything else to quit: """) -        if response != "yes": sys.exit(0) - -    burner = burner_socket(addr=options.addr,quiet=False) - -    if options.read: -        if options.fw: -            file = options.fw -            if os.path.isfile(file): -                response = raw_input("File already exists -- overwrite? (y/n) ") -                if response != "y": sys.exit(0) -            size = FW_IMAGE_SIZE_BYTES -            addr = SAFE_FW_IMAGE_LOCATION_ADDR if options.overwrite_safe else PROD_FW_IMAGE_LOCATION_ADDR -            burner.read_image(file, size, addr) - -        if options.fpga: -            file = options.fpga -            if os.path.isfile(file): -                response = input("File already exists -- overwrite? (y/n) ") -                if response != "y": sys.exit(0) -            size = FPGA_IMAGE_SIZE_BYTES -            addr = SAFE_FPGA_IMAGE_LOCATION_ADDR if options.overwrite_safe else PROD_FPGA_IMAGE_LOCATION_ADDR -            burner.read_image(file, size, addr) - -    else: burner.burn_fw(fw=options.fw, fpga=options.fpga, reset=options.reset, safe=options.overwrite_safe, check_rev=not options.dont_check_rev) +    burner_socket(options.addr).burn_fw(fw=options.fw, fpga=options.fpga, reset=options.reset, safe=options.overwrite_safe, check_rev=not options.dont_check_rev)  | 
