kopia lustrzana https://github.com/open-ham/OpenGD77
Updated gd-77_firmware_loader.py comments & format
David P. Rush
GitHub
rodzic
eb72d47933
commit
e2b752db68
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@ -1,28 +1,34 @@
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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################################################################################################################################################
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########################################################################
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#
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# GD-77 Firmware uploader. By Roger VK3KYY and Daniel F1RMB
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#
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#
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# This script has only been tested on Windows and Linux, it may or may not work on OSX
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# This script has only been tested on Windows and Linux,
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# it may or may not work on OSX
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#
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# On Windows,..
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# the driver the system installs for the GD-77, which is the HID driver, needs to be replaced by the LibUSB-win32 using Zadig
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# the driver the system installs for the GD-77, which is the HID driver,
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# needs to be replaced by the LibUSB-win32 using Zadig
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# for USB device with idVendor=0x15a2, idProduct=0x0073
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# Once this driver is installed the CPS and official firmware loader will no longer work as they can't find the device
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# To use the CPS etc again, use the DeviceManager to uninstall the driver associated with idVendor=0x15a2, idProduct=0x0073 (this will appear as a libusb-win32 device)
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# Once this driver is installed the CPS and official firmware loader
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# will no longer work as they can't find the device
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# To use the CPS etc again, use the DeviceManager to uninstall
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# the driver associated with idVendor=0x15a2, idProduct=0x0073
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# (this will appear as a libusb-win32 device)
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# Then unplug the GD-77 and reconnect, and the HID driver will be re-installed
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#
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#
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# On Linux, depending of you distro, you need to install a special udev rule to automatically unbind the USB HID device to usbhid driver.
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# On Linux, depending of you distro, you need to install a
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# special udev rule to automatically unbind the USB HID device to usbhid driver.
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#
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#
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# You also need python3-usb, enum34 and urllib3
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#
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################################################################################################################################################
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########################################################################
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######################### Error codes #########################
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############################# Error codes ##############################
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#
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# -1: Missing firmware file
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# -2: Wrong SGL file format
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@ -37,7 +43,7 @@
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# -11: Unable to retrieve firmware list
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# -99: Unsupported GD-77S (will be removed in the futur)
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#
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###############################################################
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########################################################################
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import usb
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import getopt, sys
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@ -303,11 +309,12 @@ def sendAndCheckResponse(dev, cmd, resp):
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return False
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##############################
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########################################################################
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# Create checksum data packet
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##############################
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########################################################################
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def createChecksumData(buf, startAddress, endAddress):
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#checksum data starts with a small header, followed by the 32 bit checksum value, least significant byte first
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# checksum data starts with a small header,
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# followed by the 32 bit checksum value, least significant byte first
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checkSumData = [ 0x45, 0x4e, 0x44, 0xff, 0xDE, 0xAD, 0xBE, 0xEF ]
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cs = 0
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@ -331,9 +338,9 @@ def updateBlockAddressAndLength(buf, address, length):
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return buf
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#####################################################
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# Open firmware file on disk and sent it to the GD-77
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###########################################b##########
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########################################################################
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# Open firmware file on disk and send it to the GD-77
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########################################################################
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def sendFileData(fileBuf, dev):
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dataHeader = [0x00] * (0x20 + 0x06)
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BLOCK_LENGTH = 1024 #1k
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@ -397,9 +404,9 @@ def sendFileData(fileBuf, dev):
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print("")
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return True
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#####################################################
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########################################################################
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# Probe connected model
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###########################################b##########
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########################################################################
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def probeModel(dev):
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commandLetterA = [ 0x41 ] # 'A'
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command0 = [[ 0x44, 0x4f, 0x57, 0x4e, 0x4c, 0x4f, 0x41, 0x44 ], [ 0x23, 0x55, 0x50, 0x44, 0x41, 0x54, 0x45, 0x3f ]] # 'DOWNLOAD'
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@ -426,9 +433,10 @@ def probeModel(dev):
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return SGLFormatOutput.UNKNOWN
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###########################################################################################################################################
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# Send commands to the GD-77 to verify we are the updater, prepare to program including erasing the internal program flash memory
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###########################################################################################################################################
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########################################################################
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# Send commands to the GD-77 to verify we are the updater,
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# prepare to program including erasing the internal program flash memory
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########################################################################
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def sendInitialCommands(dev, encodeKey):
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commandLetterA =[ 0x41] #A
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command0 =[[0x44,0x4f,0x57,0x4e,0x4c,0x4f,0x41,0x44],[0x23,0x55,0x50,0x44,0x41,0x54,0x45,0x3f]] # DOWNLOAD
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@ -474,9 +482,9 @@ def sendInitialCommands(dev, encodeKey):
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commandNumber = commandNumber + 1
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return True
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###########################################################################################################################################
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########################################################################
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#
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###########################################################################################################################################
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########################################################################
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def checkForSGLAndReturnEncryptedData(fileBuf):
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header_tag = list("SGL!")
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headerModel = []
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@ -524,9 +532,9 @@ def checkForSGLAndReturnEncryptedData(fileBuf):
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print("ERROR: SGL! header is missing.")
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return None, None, None
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###########################################################################################################################################
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#
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###########################################################################################################################################
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########################################################################
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# Print usage menu for options
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########################################################################
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def usage():
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print("Usage:")
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print(" " + ntpath.basename(sys.argv[0]) + " [OPTION]")
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@ -542,9 +550,9 @@ def usage():
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print(" -L, --language=<LANG> : Download or list language specific version (e.g. JA for Japanese)")
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print("")
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#####################################################
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########################################################################
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# Main function.
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#####################################################
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########################################################################
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def main():
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global outputFormat
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sglFile = "OpenGD77.sgl"
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