1 files changed, 40 insertions, 21 deletions
diff --git a/lib/python/qmk/cli/flash.py b/lib/python/qmk/cli/flash.py
index 40bfbdab56..8724f26889 100644
--- a/lib/python/qmk/cli/flash.py
+++ b/lib/python/qmk/cli/flash.py
@@ -11,12 +11,24 @@ 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.keymap import keymap_completer, locate_keymap
 from qmk.flashers import flasher
 
 
-def print_bootloader_help():
+def _is_keymap_target(keyboard, keymap):
+    if keymap == 'all':
+        return True
+
+    if locate_keymap(keyboard, keymap):
+        return True
+
+    return False
+
+
+def _list_bootloaders():
     """Prints the available bootloaders listed in docs.qmk.fm.
     """
+    cli.print_help()
     cli.log.info('Here are the available bootloaders:')
     cli.echo('\tavrdude')
     cli.echo('\tbootloadhid')
@@ -36,14 +48,29 @@ def print_bootloader_help():
     cli.echo('\tuf2-split-left')
     cli.echo('\tuf2-split-right')
     cli.echo('For more info, visit https://docs.qmk.fm/#/flashing')
+    return False
+
+
+def _flash_binary(filename, mcu):
+    """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(mcu, filename)
+        if err:
+            cli.log.error(msg)
+            return False
+    except KeyboardInterrupt:
+        cli.log.info('Ctrl-C was pressed, exiting...')
+    return True
 
 
 @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('-kb', '--keyboard', type=keyboard_folder, completer=keyboard_completer, help='The keyboard to build a firmware for. Ignored when a configurator export is supplied.')
+@cli.argument('-km', '--keymap', completer=keymap_completer, help='The keymap to build a firmware for. Ignored when a configurator export 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.")
@@ -56,30 +83,17 @@ def flash(cli):
 
     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 a Configurator export is supplied this command will create a new keymap, overwriting an existing keymap if one exists.
 
-    If no file is supplied, keymap and keyboard are expected.
+    If a keyboard and keymap are provided this command will build a firmware based on that.
 
     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.filename and cli.args.filename.suffix in ['.bin', '.hex', '.uf2']:
+        return _flash_binary(cli.args.filename, cli.args.mcu)
 
     if cli.args.bootloaders:
-        # Provide usage and list bootloaders
-        cli.print_help()
-        print_bootloader_help()
-        return False
+        return _list_bootloaders()
 
     # Build the environment vars
     envs = build_environment(cli.args.env)
@@ -94,6 +108,11 @@ def flash(cli):
 
     elif cli.config.flash.keyboard and cli.config.flash.keymap:
         # Generate the make command for a specific keyboard/keymap.
+        if not _is_keymap_target(cli.config.flash.keyboard, cli.config.flash.keymap):
+            cli.log.error('Invalid keymap argument.')
+            cli.print_help()
+            return False
+
         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))