diff options
Diffstat (limited to 'lib/lufa/Bootloaders/HID/HostLoaderApp_Python/hid_bootloader_loader.py')
| -rw-r--r-- | lib/lufa/Bootloaders/HID/HostLoaderApp_Python/hid_bootloader_loader.py | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/lib/lufa/Bootloaders/HID/HostLoaderApp_Python/hid_bootloader_loader.py b/lib/lufa/Bootloaders/HID/HostLoaderApp_Python/hid_bootloader_loader.py deleted file mode 100644 index cb824f5822..0000000000 --- a/lib/lufa/Bootloaders/HID/HostLoaderApp_Python/hid_bootloader_loader.py +++ /dev/null @@ -1,120 +0,0 @@ -""" - LUFA Library - Copyright (C) Dean Camera, 2017. - - dean [at] fourwalledcubicle [dot] com - www.lufa-lib.org -""" - -""" - Front-end programmer for the LUFA HID class bootloader. - - Usage: - python hid_bootloader_loader.py <Device> <Input>.hex - - Example: - python hid_bootloader_loader.py at90usb1287 Mouse.hex - - Requires the pywinusb (https://pypi.python.org/pypi/pywinusb/) and - IntelHex (https://pypi.python.org/pypi/IntelHex/) libraries. -""" - -import sys -from pywinusb import hid -from intelhex import IntelHex - - -# Device information table -device_info_map = dict() -device_info_map['at90usb1287'] = {'page_size': 256, 'flash_kb': 128} -device_info_map['at90usb1286'] = {'page_size': 256, 'flash_kb': 128} -device_info_map['at90usb647'] = {'page_size': 256, 'flash_kb': 64} -device_info_map['at90usb646'] = {'page_size': 256, 'flash_kb': 64} -device_info_map['atmega32u4'] = {'page_size': 128, 'flash_kb': 32} -device_info_map['atmega32u2'] = {'page_size': 128, 'flash_kb': 32} -device_info_map['atmega16u4'] = {'page_size': 128, 'flash_kb': 16} -device_info_map['atmega16u2'] = {'page_size': 128, 'flash_kb': 16} -device_info_map['at90usb162'] = {'page_size': 128, 'flash_kb': 16} -device_info_map['atmega8u2'] = {'page_size': 128, 'flash_kb': 8} -device_info_map['at90usb82'] = {'page_size': 128, 'flash_kb': 8} - - -def get_hid_device_handle(): - hid_device_filter = hid.HidDeviceFilter(vendor_id=0x03EB, - product_id=0x2067) - - valid_hid_devices = hid_device_filter.get_devices() - - if len(valid_hid_devices) is 0: - return None - else: - return valid_hid_devices[0] - - -def send_page_data(hid_device, address, data): - # Bootloader page data should be the HID Report ID (always zero) followed - # by the starting address to program, then one device's flash page worth - # of data - output_report_data = [0] - output_report_data.extend([address & 0xFF, address >> 8]) - output_report_data.extend(data) - - hid_device.send_output_report(output_report_data) - - -def program_device(hex_data, device_info): - hid_device = get_hid_device_handle() - - if hid_device is None: - print("No valid HID device found.") - sys.exit(1) - - try: - hid_device.open() - print("Connected to bootloader.") - - # Program in all data from the loaded HEX file, in a number of device - # page sized chunks - for addr in range(0, hex_data.maxaddr(), device_info['page_size']): - # Compute the address range of the current page in the device - current_page_range = range(addr, addr+device_info['page_size']) - - # Extract the data from the hex file at the specified start page - # address and convert it to a regular list of bytes - page_data = [hex_data[i] for i in current_page_range] - - print("Writing address 0x%04X-0x%04X" % (current_page_range[0], current_page_range[-1])) - - # Devices with more than 64KB of flash should shift down the page - # address so that it is 16-bit (page size is guaranteed to be - # >= 256 bytes so no non-zero address bits are discarded) - if device_info['flash_kb'] < 64: - send_page_data(hid_device, addr, page_data) - else: - send_page_data(hid_device, addr >> 8, page_data) - - # Once programming is complete, start the application via a dummy page - # program to the page address 0xFFFF - print("Programming complete, starting application.") - send_page_data(hid_device, 0xFFFF, [0] * device_info['page_size']) - - finally: - hid_device.close() - - -if __name__ == '__main__': - # Load the specified HEX file - try: - hex_data = IntelHex(sys.argv[2]) - except: - print("Could not open the specified HEX file.") - sys.exit(1) - - # Retrieve the device information entry for the specified device - try: - device_info = device_info_map[sys.argv[1]] - except: - print("Unknown device name specified.") - sys.exit(1) - - program_device(hex_data, device_info) |