qmk_firmware/lib/python/qmk/cli/flash.py
2022-10-20 14:35:27 +01:00

113 lines
5.2 KiB
Python

"""Compile and flash QMK Firmware
You can compile a keymap already in the repo or using a QMK Configurator export.
A bootloader must be specified.
"""
from argcomplete.completers import FilesCompleter
from milc import cli
import qmk.path
from qmk.decorators import automagic_keyboard, automagic_keymap
from qmk.commands import compile_configurator_json, create_make_command, parse_configurator_json, build_environment
from qmk.keyboard import keyboard_completer, keyboard_folder
from qmk.flashers import flasher
def print_bootloader_help():
"""Prints the available bootloaders listed in docs.qmk.fm.
"""
cli.log.info('Here are the available bootloaders:')
cli.echo('\tavrdude')
cli.echo('\tbootloadhid')
cli.echo('\tdfu')
cli.echo('\tdfu-util')
cli.echo('\tmdloader')
cli.echo('\tst-flash')
cli.echo('\tst-link-cli')
cli.log.info('Enhanced variants for split keyboards:')
cli.echo('\tavrdude-split-left')
cli.echo('\tavrdude-split-right')
cli.echo('\tdfu-ee')
cli.echo('\tdfu-split-left')
cli.echo('\tdfu-split-right')
cli.echo('\tdfu-util-split-left')
cli.echo('\tdfu-util-split-right')
cli.echo('\tuf2-split-left')
cli.echo('\tuf2-split-right')
cli.echo('For more info, visit https://docs.qmk.fm/#/flashing')
@cli.argument('filename', nargs='?', arg_only=True, type=qmk.path.FileType('r'), completer=FilesCompleter('.json'), help='A configurator export JSON to be compiled and flashed or a pre-compiled binary firmware file (bin/hex) to be flashed.')
@cli.argument('-b', '--bootloaders', action='store_true', help='List the available bootloaders.')
@cli.argument('-bl', '--bootloader', default='flash', help='The flash command, corresponding to qmk\'s make options of bootloaders.')
@cli.argument('-m', '--mcu', help='The MCU name. Required for HalfKay, HID, USBAspLoader and ISP flashing.')
@cli.argument('-km', '--keymap', help='The keymap to build a firmware for. Use this if you dont have a configurator file. Ignored when a configurator file is supplied.')
@cli.argument('-kb', '--keyboard', type=keyboard_folder, completer=keyboard_completer, help='The keyboard to build a firmware for. Use this if you dont have a configurator file. Ignored when a configurator file is supplied.')
@cli.argument('-n', '--dry-run', arg_only=True, action='store_true', help="Don't actually build, just show the make command to be run.")
@cli.argument('-j', '--parallel', type=int, default=1, help="Set the number of parallel make jobs; 0 means unlimited.")
@cli.argument('-e', '--env', arg_only=True, action='append', default=[], help="Set a variable to be passed to make. May be passed multiple times.")
@cli.argument('-c', '--clean', arg_only=True, action='store_true', help="Remove object files before compiling.")
@cli.subcommand('QMK Flash.')
@automagic_keyboard
@automagic_keymap
def flash(cli):
"""Compile and or flash QMK Firmware or keyboard/layout
If a binary firmware is supplied, try to flash that.
If a Configurator JSON export is supplied this command will create a new keymap. Keymap and Keyboard arguments
will be ignored.
If no file is supplied, keymap and keyboard are expected.
If bootloader is omitted the make system will use the configured bootloader for that keyboard.
"""
if cli.args.filename and cli.args.filename.suffix in ['.bin', '.hex']:
# Try to flash binary firmware
cli.echo('Flashing binary firmware...\nPlease reset your keyboard into bootloader mode now!\nPress Ctrl-C to exit.\n')
try:
err, msg = flasher(cli.args.mcu, cli.args.filename)
if err:
cli.log.error(msg)
return False
except KeyboardInterrupt:
cli.log.info('Ctrl-C was pressed, exiting...')
return True
if cli.args.bootloaders:
# Provide usage and list bootloaders
cli.print_help()
print_bootloader_help()
return False
# Build the environment vars
envs = build_environment(cli.args.env)
# Determine the compile command
commands = []
if cli.args.filename:
# If a configurator JSON was provided generate a keymap and compile it
user_keymap = parse_configurator_json(cli.args.filename)
commands = [compile_configurator_json(user_keymap, cli.args.bootloader, parallel=cli.config.flash.parallel, clean=cli.args.clean, **envs)]
elif cli.config.flash.keyboard and cli.config.flash.keymap:
# Generate the make command for a specific keyboard/keymap.
if cli.args.clean:
commands.append(create_make_command(cli.config.flash.keyboard, cli.config.flash.keymap, 'clean', **envs))
commands.append(create_make_command(cli.config.flash.keyboard, cli.config.flash.keymap, cli.args.bootloader, parallel=cli.config.flash.parallel, **envs))
if not commands:
cli.log.error('You must supply a configurator export, both `--keyboard` and `--keymap`, or be in a directory for a keyboard or keymap.')
cli.print_help()
return False
cli.log.info('Compiling keymap with {fg_cyan}%s', ' '.join(commands[-1]))
if not cli.args.dry_run:
cli.echo('\n')
for command in commands:
ret = cli.run(command, capture_output=False)
if ret.returncode:
return ret.returncode