diff options
Diffstat (limited to 'Bootloaders/HID/HostLoaderApp_Python/hid_bootloader_loader.py')
| -rw-r--r-- | Bootloaders/HID/HostLoaderApp_Python/hid_bootloader_loader.py | 45 |
1 files changed, 27 insertions, 18 deletions
diff --git a/Bootloaders/HID/HostLoaderApp_Python/hid_bootloader_loader.py b/Bootloaders/HID/HostLoaderApp_Python/hid_bootloader_loader.py index cb824f582..4bbb52f70 100644 --- a/Bootloaders/HID/HostLoaderApp_Python/hid_bootloader_loader.py +++ b/Bootloaders/HID/HostLoaderApp_Python/hid_bootloader_loader.py @@ -1,6 +1,8 @@ +#!/usr/bin/env python + """ LUFA Library - Copyright (C) Dean Camera, 2017. + Copyright (C) Dean Camera, 2019. dean [at] fourwalledcubicle [dot] com www.lufa-lib.org @@ -15,12 +17,12 @@ 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. + Requires the hidapi (https://pypi.python.org/pypi/hidapi) and + IntelHex (https://pypi.python.org/pypi/IntelHex) libraries. """ import sys -from pywinusb import hid +import hid from intelhex import IntelHex @@ -40,26 +42,29 @@ 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) + all_hid_devices = hid.enumerate() - valid_hid_devices = hid_device_filter.get_devices() + lufa_hid_devices = [d for d in all_hid_devices if d['vendor_id'] == 0x03EB and d['product_id'] == 0x2067] - if len(valid_hid_devices) is 0: + if len(lufa_hid_devices) is 0: return None - else: - return valid_hid_devices[0] + + device_handle = hid.device() + device_handle.open_path(lufa_hid_devices[0]['path']) + return device_handle 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) + output_report_data = bytearray(65) + output_report_data[0] = 0 + output_report_data[1] = address & 0xFF + output_report_data[2] = address >> 8 + output_report_data[3 : ] = data - hid_device.send_output_report(output_report_data) + hid_device.write(output_report_data) def program_device(hex_data, device_info): @@ -70,8 +75,7 @@ def program_device(hex_data, device_info): sys.exit(1) try: - hid_device.open() - print("Connected to bootloader.") + print("Connected to bootloader.", flush=True) # Program in all data from the loaded HEX file, in a number of device # page sized chunks @@ -83,7 +87,7 @@ def program_device(hex_data, device_info): # 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])) + print("Writing address 0x%04X-0x%04X" % (current_page_range[0], current_page_range[-1]), flush=True) # 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 @@ -95,7 +99,7 @@ def program_device(hex_data, device_info): # Once programming is complete, start the application via a dummy page # program to the page address 0xFFFF - print("Programming complete, starting application.") + print("Programming complete, starting application.", flush=True) send_page_data(hid_device, 0xFFFF, [0] * device_info['page_size']) finally: @@ -103,6 +107,11 @@ def program_device(hex_data, device_info): if __name__ == '__main__': + if len(sys.argv) != 3: + print("Usage:") + print("\t{} device file.hex".format(sys.argv[0])) + sys.exit(1) + # Load the specified HEX file try: hex_data = IntelHex(sys.argv[2]) |