qmk_firmware/lib/python/qmk/info.py

735 lines
27 KiB
Python

"""Functions that help us generate and use info.json files.
"""
from glob import glob
from pathlib import Path
import jsonschema
from dotty_dict import dotty
from milc import cli
from qmk.constants import CHIBIOS_PROCESSORS, LUFA_PROCESSORS, VUSB_PROCESSORS
from qmk.c_parse import find_layouts
from qmk.json_schema import deep_update, json_load, validate
from qmk.keyboard import config_h, rules_mk
from qmk.keymap import list_keymaps
from qmk.makefile import parse_rules_mk_file
from qmk.math import compute
true_values = ['1', 'on', 'yes']
false_values = ['0', 'off', 'no']
def _valid_community_layout(layout):
"""Validate that a declared community list exists
"""
return (Path('layouts/default') / layout).exists()
def info_json(keyboard):
"""Generate the info.json data for a specific keyboard.
"""
cur_dir = Path('keyboards')
root_rules_mk = parse_rules_mk_file(cur_dir / keyboard / 'rules.mk')
if 'DEFAULT_FOLDER' in root_rules_mk:
keyboard = root_rules_mk['DEFAULT_FOLDER']
info_data = {
'keyboard_name': str(keyboard),
'keyboard_folder': str(keyboard),
'keymaps': {},
'layouts': {},
'parse_errors': [],
'parse_warnings': [],
'maintainer': 'qmk',
}
# Populate the list of JSON keymaps
for keymap in list_keymaps(keyboard, c=False, fullpath=True):
info_data['keymaps'][keymap.name] = {'url': f'https://raw.githubusercontent.com/qmk/qmk_firmware/master/{keymap}/keymap.json'}
# Populate layout data
layouts, aliases = _search_keyboard_h(keyboard)
if aliases:
info_data['layout_aliases'] = aliases
for layout_name, layout_json in layouts.items():
if not layout_name.startswith('LAYOUT_kc'):
layout_json['c_macro'] = True
info_data['layouts'][layout_name] = layout_json
# Merge in the data from info.json, config.h, and rules.mk
info_data = merge_info_jsons(keyboard, info_data)
info_data = _extract_rules_mk(info_data)
info_data = _extract_config_h(info_data)
# Ensure that we have matrix row and column counts
info_data = _matrix_size(info_data)
# Validate against the jsonschema
try:
validate(info_data, 'qmk.api.keyboard.v1')
except jsonschema.ValidationError as e:
json_path = '.'.join([str(p) for p in e.absolute_path])
cli.log.error('Invalid API data: %s: %s: %s', keyboard, json_path, e.message)
exit(1)
# Make sure we have at least one layout
if not info_data.get('layouts'):
_find_missing_layouts(info_data, keyboard)
if not info_data.get('layouts'):
_log_error(info_data, 'No LAYOUTs defined! Need at least one layout defined in the keyboard.h or info.json.')
# Filter out any non-existing community layouts
for layout in info_data.get('community_layouts', []):
if not _valid_community_layout(layout):
# Ignore layout from future checks
info_data['community_layouts'].remove(layout)
_log_error(info_data, 'Claims to support a community layout that does not exist: %s' % (layout))
# Make sure we supply layout macros for the community layouts we claim to support
for layout in info_data.get('community_layouts', []):
layout_name = 'LAYOUT_' + layout
if layout_name not in info_data.get('layouts', {}) and layout_name not in info_data.get('layout_aliases', {}):
_log_error(info_data, 'Claims to support community layout %s but no %s() macro found' % (layout, layout_name))
# Check that the reported matrix size is consistent with the actual matrix size
_check_matrix(info_data)
return info_data
def _extract_features(info_data, rules):
"""Find all the features enabled in rules.mk.
"""
# Special handling for bootmagic which also supports a "lite" mode.
if rules.get('BOOTMAGIC_ENABLE') == 'lite':
rules['BOOTMAGIC_LITE_ENABLE'] = 'on'
del rules['BOOTMAGIC_ENABLE']
if rules.get('BOOTMAGIC_ENABLE') == 'full':
rules['BOOTMAGIC_ENABLE'] = 'on'
# Skip non-boolean features we haven't implemented special handling for
for feature in 'HAPTIC_ENABLE', 'QWIIC_ENABLE':
if rules.get(feature):
del rules[feature]
# Process the rest of the rules as booleans
for key, value in rules.items():
if key.endswith('_ENABLE'):
key = '_'.join(key.split('_')[:-1]).lower()
value = True if value.lower() in true_values else False if value.lower() in false_values else value
if 'config_h_features' not in info_data:
info_data['config_h_features'] = {}
if 'features' not in info_data:
info_data['features'] = {}
if key in info_data['features']:
_log_warning(info_data, 'Feature %s is specified in both info.json and rules.mk, the rules.mk value wins.' % (key,))
info_data['features'][key] = value
info_data['config_h_features'][key] = value
return info_data
def _pin_name(pin):
"""Returns the proper representation for a pin.
"""
pin = pin.strip()
if not pin:
return None
elif pin.isdigit():
return int(pin)
elif pin == 'NO_PIN':
return None
return pin
def _extract_pins(pins):
"""Returns a list of pins from a comma separated string of pins.
"""
return [_pin_name(pin) for pin in pins.split(',')]
def _extract_direct_matrix(direct_pins):
"""
"""
direct_pin_array = []
while direct_pins[-1] != '}':
direct_pins = direct_pins[:-1]
for row in direct_pins.split('},{'):
if row.startswith('{'):
row = row[1:]
if row.endswith('}'):
row = row[:-1]
direct_pin_array.append([])
for pin in row.split(','):
if pin == 'NO_PIN':
pin = None
direct_pin_array[-1].append(pin)
return direct_pin_array
def _extract_audio(info_data, config_c):
"""Populate data about the audio configuration
"""
audio_pins = []
for pin in 'B5', 'B6', 'B7', 'C4', 'C5', 'C6':
if config_c.get(f'{pin}_AUDIO'):
audio_pins.append(pin)
if audio_pins:
info_data['audio'] = {'pins': audio_pins}
def _extract_split_main(info_data, config_c):
"""Populate data about the split configuration
"""
# Figure out how the main half is determined
if config_c.get('SPLIT_HAND_PIN') is True:
if 'split' not in info_data:
info_data['split'] = {}
if 'main' in info_data['split']:
_log_warning(info_data, 'Split main hand is specified in both config.h (SPLIT_HAND_PIN) and info.json (split.main) (Value: %s), the config.h value wins.' % info_data['split']['main'])
info_data['split']['main'] = 'pin'
if config_c.get('SPLIT_HAND_MATRIX_GRID'):
if 'split' not in info_data:
info_data['split'] = {}
if 'main' in info_data['split']:
_log_warning(info_data, 'Split main hand is specified in both config.h (SPLIT_HAND_MATRIX_GRID) and info.json (split.main) (Value: %s), the config.h value wins.' % info_data['split']['main'])
info_data['split']['main'] = 'matrix_grid'
info_data['split']['matrix_grid'] = _extract_pins(config_c['SPLIT_HAND_MATRIX_GRID'])
if config_c.get('EE_HANDS') is True:
if 'split' not in info_data:
info_data['split'] = {}
if 'main' in info_data['split']:
_log_warning(info_data, 'Split main hand is specified in both config.h (EE_HANDS) and info.json (split.main) (Value: %s), the config.h value wins.' % info_data['split']['main'])
info_data['split']['main'] = 'eeprom'
if config_c.get('MASTER_RIGHT') is True:
if 'split' not in info_data:
info_data['split'] = {}
if 'main' in info_data['split']:
_log_warning(info_data, 'Split main hand is specified in both config.h (MASTER_RIGHT) and info.json (split.main) (Value: %s), the config.h value wins.' % info_data['split']['main'])
info_data['split']['main'] = 'right'
if config_c.get('MASTER_LEFT') is True:
if 'split' not in info_data:
info_data['split'] = {}
if 'main' in info_data['split']:
_log_warning(info_data, 'Split main hand is specified in both config.h (MASTER_LEFT) and info.json (split.main) (Value: %s), the config.h value wins.' % info_data['split']['main'])
info_data['split']['main'] = 'left'
def _extract_split_transport(info_data, config_c):
# Figure out the transport method
if config_c.get('USE_I2C') is True:
if 'split' not in info_data:
info_data['split'] = {}
if 'transport' not in info_data['split']:
info_data['split']['transport'] = {}
if 'protocol' in info_data['split']['transport']:
_log_warning(info_data, 'Split transport is specified in both config.h (USE_I2C) and info.json (split.transport.protocol) (Value: %s), the config.h value wins.' % info_data['split']['transport'])
info_data['split']['transport']['protocol'] = 'i2c'
elif 'protocol' not in info_data.get('split', {}).get('transport', {}):
if 'split' not in info_data:
info_data['split'] = {}
if 'transport' not in info_data['split']:
info_data['split']['transport'] = {}
info_data['split']['transport']['protocol'] = 'serial'
def _extract_split_right_pins(info_data, config_c):
# Figure out the right half matrix pins
row_pins = config_c.get('MATRIX_ROW_PINS_RIGHT', '').replace('{', '').replace('}', '').strip()
col_pins = config_c.get('MATRIX_COL_PINS_RIGHT', '').replace('{', '').replace('}', '').strip()
unused_pin_text = config_c.get('UNUSED_PINS_RIGHT')
unused_pins = unused_pin_text.replace('{', '').replace('}', '').strip() if isinstance(unused_pin_text, str) else None
direct_pins = config_c.get('DIRECT_PINS_RIGHT', '').replace(' ', '')[1:-1]
if row_pins and col_pins:
if info_data.get('split', {}).get('matrix_pins', {}).get('right') in info_data:
_log_warning(info_data, 'Right hand matrix data is specified in both info.json and config.h, the config.h values win.')
if 'split' not in info_data:
info_data['split'] = {}
if 'matrix_pins' not in info_data['split']:
info_data['split']['matrix_pins'] = {}
if 'right' not in info_data['split']['matrix_pins']:
info_data['split']['matrix_pins']['right'] = {}
info_data['split']['matrix_pins']['right'] = {
'cols': _extract_pins(col_pins),
'rows': _extract_pins(row_pins),
}
if direct_pins:
if info_data.get('split', {}).get('matrix_pins', {}).get('right', {}):
_log_warning(info_data, 'Right hand matrix data is specified in both info.json and config.h, the config.h values win.')
if 'split' not in info_data:
info_data['split'] = {}
if 'matrix_pins' not in info_data['split']:
info_data['split']['matrix_pins'] = {}
if 'right' not in info_data['split']['matrix_pins']:
info_data['split']['matrix_pins']['right'] = {}
info_data['split']['matrix_pins']['right']['direct'] = _extract_direct_matrix(direct_pins)
if unused_pins:
if 'split' not in info_data:
info_data['split'] = {}
if 'matrix_pins' not in info_data['split']:
info_data['split']['matrix_pins'] = {}
if 'right' not in info_data['split']['matrix_pins']:
info_data['split']['matrix_pins']['right'] = {}
info_data['split']['matrix_pins']['right']['unused'] = _extract_pins(unused_pins)
def _extract_matrix_info(info_data, config_c):
"""Populate the matrix information.
"""
row_pins = config_c.get('MATRIX_ROW_PINS', '').replace('{', '').replace('}', '').strip()
col_pins = config_c.get('MATRIX_COL_PINS', '').replace('{', '').replace('}', '').strip()
unused_pin_text = config_c.get('UNUSED_PINS')
unused_pins = unused_pin_text.replace('{', '').replace('}', '').strip() if isinstance(unused_pin_text, str) else None
direct_pins = config_c.get('DIRECT_PINS', '').replace(' ', '')[1:-1]
info_snippet = {}
if 'MATRIX_ROWS' in config_c and 'MATRIX_COLS' in config_c:
if 'matrix_size' in info_data:
_log_warning(info_data, 'Matrix size is specified in both info.json and config.h, the config.h values win.')
info_data['matrix_size'] = {
'cols': compute(config_c.get('MATRIX_COLS', '0')),
'rows': compute(config_c.get('MATRIX_ROWS', '0')),
}
if row_pins and col_pins:
if 'matrix_pins' in info_data and 'cols' in info_data['matrix_pins'] and 'rows' in info_data['matrix_pins']:
_log_warning(info_data, 'Matrix pins are specified in both info.json and config.h, the config.h values win.')
info_snippet['cols'] = _extract_pins(col_pins)
info_snippet['rows'] = _extract_pins(row_pins)
if direct_pins:
if 'matrix_pins' in info_data and 'direct' in info_data['matrix_pins']:
_log_warning(info_data, 'Direct pins are specified in both info.json and config.h, the config.h values win.')
info_snippet['direct'] = _extract_direct_matrix(direct_pins)
if unused_pins:
if 'matrix_pins' not in info_data:
info_data['matrix_pins'] = {}
info_snippet['unused'] = _extract_pins(unused_pins)
if config_c.get('CUSTOM_MATRIX', 'no') != 'no':
if 'matrix_pins' in info_data and 'custom' in info_data['matrix_pins']:
_log_warning(info_data, 'Custom Matrix is specified in both info.json and config.h, the config.h values win.')
info_snippet['custom'] = True
if config_c['CUSTOM_MATRIX'] == 'lite':
info_snippet['custom_lite'] = True
if info_snippet:
info_data['matrix_pins'] = info_snippet
return info_data
def _extract_config_h(info_data):
"""Pull some keyboard information from existing config.h files
"""
config_c = config_h(info_data['keyboard_folder'])
# Pull in data from the json map
dotty_info = dotty(info_data)
info_config_map = json_load(Path('data/mappings/info_config.json'))
for config_key, info_dict in info_config_map.items():
info_key = info_dict['info_key']
key_type = info_dict.get('value_type', 'str')
try:
if config_key in config_c and info_dict.get('to_json', True):
if dotty_info.get(info_key) and info_dict.get('warn_duplicate', True):
_log_warning(info_data, '%s in config.h is overwriting %s in info.json' % (config_key, info_key))
if key_type.startswith('array'):
if '.' in key_type:
key_type, array_type = key_type.split('.', 1)
else:
array_type = None
config_value = config_c[config_key].replace('{', '').replace('}', '').strip()
if array_type == 'int':
dotty_info[info_key] = list(map(int, config_value.split(',')))
else:
dotty_info[info_key] = config_value.split(',')
elif key_type == 'bool':
dotty_info[info_key] = config_c[config_key] in true_values
elif key_type == 'hex':
dotty_info[info_key] = '0x' + config_c[config_key][2:].upper()
elif key_type == 'list':
dotty_info[info_key] = config_c[config_key].split()
elif key_type == 'int':
dotty_info[info_key] = int(config_c[config_key])
else:
dotty_info[info_key] = config_c[config_key]
except Exception as e:
_log_warning(info_data, f'{config_key}->{info_key}: {e}')
info_data.update(dotty_info)
# Pull data that easily can't be mapped in json
_extract_matrix_info(info_data, config_c)
_extract_audio(info_data, config_c)
_extract_split_main(info_data, config_c)
_extract_split_transport(info_data, config_c)
_extract_split_right_pins(info_data, config_c)
return info_data
def _extract_rules_mk(info_data):
"""Pull some keyboard information from existing rules.mk files
"""
rules = rules_mk(info_data['keyboard_folder'])
info_data['processor'] = rules.get('MCU', info_data.get('processor', 'atmega32u4'))
if info_data['processor'] in CHIBIOS_PROCESSORS:
arm_processor_rules(info_data, rules)
elif info_data['processor'] in LUFA_PROCESSORS + VUSB_PROCESSORS:
avr_processor_rules(info_data, rules)
else:
cli.log.warning("%s: Unknown MCU: %s" % (info_data['keyboard_folder'], info_data['processor']))
unknown_processor_rules(info_data, rules)
# Pull in data from the json map
dotty_info = dotty(info_data)
info_rules_map = json_load(Path('data/mappings/info_rules.json'))
for rules_key, info_dict in info_rules_map.items():
info_key = info_dict['info_key']
key_type = info_dict.get('value_type', 'str')
try:
if rules_key in rules and info_dict.get('to_json', True):
if dotty_info.get(info_key) and info_dict.get('warn_duplicate', True):
_log_warning(info_data, '%s in rules.mk is overwriting %s in info.json' % (rules_key, info_key))
if key_type.startswith('array'):
if '.' in key_type:
key_type, array_type = key_type.split('.', 1)
else:
array_type = None
rules_value = rules[rules_key].replace('{', '').replace('}', '').strip()
if array_type == 'int':
dotty_info[info_key] = list(map(int, rules_value.split(',')))
else:
dotty_info[info_key] = rules_value.split(',')
elif key_type == 'list':
dotty_info[info_key] = rules[rules_key].split()
elif key_type == 'bool':
dotty_info[info_key] = rules[rules_key] in true_values
elif key_type == 'hex':
dotty_info[info_key] = '0x' + rules[rules_key][2:].upper()
elif key_type == 'int':
dotty_info[info_key] = int(rules[rules_key])
else:
dotty_info[info_key] = rules[rules_key]
except Exception as e:
_log_warning(info_data, f'{rules_key}->{info_key}: {e}')
info_data.update(dotty_info)
# Merge in config values that can't be easily mapped
_extract_features(info_data, rules)
return info_data
def _matrix_size(info_data):
"""Add info_data['matrix_size'] if it doesn't exist.
"""
if 'matrix_size' not in info_data and 'matrix_pins' in info_data:
info_data['matrix_size'] = {}
if 'direct' in info_data['matrix_pins']:
info_data['matrix_size']['cols'] = len(info_data['matrix_pins']['direct'][0])
info_data['matrix_size']['rows'] = len(info_data['matrix_pins']['direct'])
elif 'cols' in info_data['matrix_pins'] and 'rows' in info_data['matrix_pins']:
info_data['matrix_size']['cols'] = len(info_data['matrix_pins']['cols'])
info_data['matrix_size']['rows'] = len(info_data['matrix_pins']['rows'])
return info_data
def _check_matrix(info_data):
"""Check the matrix to ensure that row/column count is consistent.
"""
if 'matrix_pins' in info_data and 'matrix_size' in info_data:
actual_col_count = info_data['matrix_size'].get('cols', 0)
actual_row_count = info_data['matrix_size'].get('rows', 0)
col_count = row_count = 0
if 'direct' in info_data['matrix_pins']:
col_count = len(info_data['matrix_pins']['direct'][0])
row_count = len(info_data['matrix_pins']['direct'])
elif 'cols' in info_data['matrix_pins'] and 'rows' in info_data['matrix_pins']:
col_count = len(info_data['matrix_pins']['cols'])
row_count = len(info_data['matrix_pins']['rows'])
if col_count != actual_col_count and col_count != (actual_col_count / 2):
# FIXME: once we can we should detect if split is enabled to do the actual_col_count/2 check.
_log_error(info_data, f'MATRIX_COLS is inconsistent with the size of MATRIX_COL_PINS: {col_count} != {actual_col_count}')
if row_count != actual_row_count and row_count != (actual_row_count / 2):
# FIXME: once we can we should detect if split is enabled to do the actual_row_count/2 check.
_log_error(info_data, f'MATRIX_ROWS is inconsistent with the size of MATRIX_ROW_PINS: {row_count} != {actual_row_count}')
def _search_keyboard_h(keyboard):
keyboard = Path(keyboard)
current_path = Path('keyboards/')
aliases = {}
layouts = {}
for directory in keyboard.parts:
current_path = current_path / directory
keyboard_h = '%s.h' % (directory,)
keyboard_h_path = current_path / keyboard_h
if keyboard_h_path.exists():
new_layouts, new_aliases = find_layouts(keyboard_h_path)
layouts.update(new_layouts)
for alias, alias_text in new_aliases.items():
if alias_text in layouts:
aliases[alias] = alias_text
return layouts, aliases
def _find_missing_layouts(info_data, keyboard):
"""Looks for layout macros when they aren't found other places.
If we don't find any layouts from info.json or keyboard.h we widen our search. This is error prone which is why we want to encourage people to follow the standard above.
"""
_log_warning(info_data, '%s: Falling back to searching for KEYMAP/LAYOUT macros.' % (keyboard))
for file in glob('keyboards/%s/*.h' % keyboard):
these_layouts, these_aliases = find_layouts(file)
if these_layouts:
for layout_name, layout_json in these_layouts.items():
if not layout_name.startswith('LAYOUT_kc'):
layout_json['c_macro'] = True
info_data['layouts'][layout_name] = layout_json
for alias, alias_text in these_aliases.items():
if alias_text in these_layouts:
if 'layout_aliases' not in info_data:
info_data['layout_aliases'] = {}
info_data['layout_aliases'][alias] = alias_text
def _log_error(info_data, message):
"""Send an error message to both JSON and the log.
"""
info_data['parse_errors'].append(message)
cli.log.error('%s: %s', info_data.get('keyboard_folder', 'Unknown Keyboard!'), message)
def _log_warning(info_data, message):
"""Send a warning message to both JSON and the log.
"""
info_data['parse_warnings'].append(message)
cli.log.warning('%s: %s', info_data.get('keyboard_folder', 'Unknown Keyboard!'), message)
def arm_processor_rules(info_data, rules):
"""Setup the default info for an ARM board.
"""
info_data['processor_type'] = 'arm'
info_data['protocol'] = 'ChibiOS'
if 'bootloader' not in info_data:
if 'STM32' in info_data['processor']:
info_data['bootloader'] = 'stm32-dfu'
else:
info_data['bootloader'] = 'unknown'
if 'STM32' in info_data['processor']:
info_data['platform'] = 'STM32'
elif 'MCU_SERIES' in rules:
info_data['platform'] = rules['MCU_SERIES']
elif 'ARM_ATSAM' in rules:
info_data['platform'] = 'ARM_ATSAM'
return info_data
def avr_processor_rules(info_data, rules):
"""Setup the default info for an AVR board.
"""
info_data['processor_type'] = 'avr'
info_data['platform'] = rules['ARCH'] if 'ARCH' in rules else 'unknown'
info_data['protocol'] = 'V-USB' if rules.get('MCU') in VUSB_PROCESSORS else 'LUFA'
if 'bootloader' not in info_data:
info_data['bootloader'] = 'atmel-dfu'
# FIXME(fauxpark/anyone): Eventually we should detect the protocol by looking at PROTOCOL inherited from mcu_selection.mk:
# info_data['protocol'] = 'V-USB' if rules.get('PROTOCOL') == 'VUSB' else 'LUFA'
return info_data
def unknown_processor_rules(info_data, rules):
"""Setup the default keyboard info for unknown boards.
"""
info_data['bootloader'] = 'unknown'
info_data['platform'] = 'unknown'
info_data['processor'] = 'unknown'
info_data['processor_type'] = 'unknown'
info_data['protocol'] = 'unknown'
return info_data
def merge_info_jsons(keyboard, info_data):
"""Return a merged copy of all the info.json files for a keyboard.
"""
for info_file in find_info_json(keyboard):
# Load and validate the JSON data
new_info_data = json_load(info_file)
if not isinstance(new_info_data, dict):
_log_error(info_data, "Invalid file %s, root object should be a dictionary." % (str(info_file),))
continue
try:
validate(new_info_data, 'qmk.keyboard.v1')
except jsonschema.ValidationError as e:
json_path = '.'.join([str(p) for p in e.absolute_path])
cli.log.error('Not including data from file: %s', info_file)
cli.log.error('\t%s: %s', json_path, e.message)
continue
# Merge layout data in
if 'layout_aliases' in new_info_data:
info_data['layout_aliases'] = {**info_data.get('layout_aliases', {}), **new_info_data['layout_aliases']}
del new_info_data['layout_aliases']
for layout_name, layout in new_info_data.get('layouts', {}).items():
if layout_name in info_data.get('layout_aliases', {}):
_log_warning(info_data, f"info.json uses alias name {layout_name} instead of {info_data['layout_aliases'][layout_name]}")
layout_name = info_data['layout_aliases'][layout_name]
if layout_name in info_data['layouts']:
if len(info_data['layouts'][layout_name]['layout']) != len(layout['layout']):
msg = 'Number of keys for %s does not match! info.json specifies %d keys, C macro specifies %d'
_log_error(info_data, msg % (layout_name, len(layout['layout']), len(info_data['layouts'][layout_name]['layout'])))
else:
for new_key, existing_key in zip(layout['layout'], info_data['layouts'][layout_name]['layout']):
existing_key.update(new_key)
else:
layout['c_macro'] = False
info_data['layouts'][layout_name] = layout
# Update info_data with the new data
if 'layouts' in new_info_data:
del new_info_data['layouts']
deep_update(info_data, new_info_data)
return info_data
def find_info_json(keyboard):
"""Finds all the info.json files associated with a keyboard.
"""
# Find the most specific first
base_path = Path('keyboards')
keyboard_path = base_path / keyboard
keyboard_parent = keyboard_path.parent
info_jsons = [keyboard_path / 'info.json']
# Add DEFAULT_FOLDER before parents, if present
rules = rules_mk(keyboard)
if 'DEFAULT_FOLDER' in rules:
info_jsons.append(Path(rules['DEFAULT_FOLDER']) / 'info.json')
# Add in parent folders for least specific
for _ in range(5):
info_jsons.append(keyboard_parent / 'info.json')
if keyboard_parent.parent == base_path:
break
keyboard_parent = keyboard_parent.parent
# Return a list of the info.json files that actually exist
return [info_json for info_json in info_jsons if info_json.exists()]