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495 lines
17 KiB
495 lines
17 KiB
"""Functions that help us generate and use info.json files.
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"""
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from functools import lru_cache
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from glob import glob
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from pathlib import Path
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import jsonschema
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from dotty_dict import dotty
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from milc import cli
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from qmk.constants import CHIBIOS_PROCESSORS, LUFA_PROCESSORS, VUSB_PROCESSORS
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from qmk.c_parse import find_layouts
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from qmk.json_schema import deep_update, json_load, keyboard_validate
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from qmk.keyboard import config_h, rules_mk
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from qmk.makefile import parse_rules_mk_file
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from qmk.math import compute
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true_values = ['1', 'on', 'yes', 'true']
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false_values = ['0', 'off', 'no', 'false']
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@lru_cache(maxsize=None)
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def basic_info_json(keyboard):
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"""Generate a subset of info.json for a specific keyboard.
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This does no validation, and should only be used as needed to avoid loops or when performance is critical.
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"""
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cur_dir = Path('keyboards')
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rules = parse_rules_mk_file(cur_dir / keyboard / 'rules.mk')
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if 'DEFAULT_FOLDER' in rules:
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keyboard = rules['DEFAULT_FOLDER']
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rules = parse_rules_mk_file(cur_dir / keyboard / 'rules.mk', rules)
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info_data = {
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'keyboard_name': str(keyboard),
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'keyboard_folder': str(keyboard),
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'keymaps': {},
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'layouts': {},
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'parse_errors': [],
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'parse_warnings': [],
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'maintainer': 'qmk',
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}
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# Populate layout data
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layouts, aliases = _find_all_layouts(info_data, keyboard)
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if aliases:
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info_data['layout_aliases'] = aliases
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for layout_name, layout_json in layouts.items():
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if not layout_name.startswith('LAYOUT_kc'):
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layout_json['c_macro'] = True
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info_data['layouts'][layout_name] = layout_json
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# Merge in the data from info.json, config.h, and rules.mk
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info_data = merge_info_jsons(keyboard, info_data)
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info_data = _extract_config_h(info_data)
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info_data = _extract_rules_mk(info_data)
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return info_data
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def _extract_features(info_data, rules):
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"""Find all the features enabled in rules.mk.
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"""
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# Special handling for bootmagic which also supports a "lite" mode.
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if rules.get('BOOTMAGIC_ENABLE') == 'lite':
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rules['BOOTMAGIC_LITE_ENABLE'] = 'on'
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del rules['BOOTMAGIC_ENABLE']
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if rules.get('BOOTMAGIC_ENABLE') == 'full':
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rules['BOOTMAGIC_ENABLE'] = 'on'
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# Skip non-boolean features we haven't implemented special handling for
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for feature in 'HAPTIC_ENABLE', 'QWIIC_ENABLE':
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if rules.get(feature):
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del rules[feature]
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# Process the rest of the rules as booleans
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for key, value in rules.items():
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if key.endswith('_ENABLE'):
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key = '_'.join(key.split('_')[:-1]).lower()
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value = True if value.lower() in true_values else False if value.lower() in false_values else value
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if 'config_h_features' not in info_data:
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info_data['config_h_features'] = {}
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if 'features' not in info_data:
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info_data['features'] = {}
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if key in info_data['features']:
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info_log_warning(info_data, 'Feature %s is specified in both info.json and rules.mk, the rules.mk value wins.' % (key,))
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info_data['features'][key] = value
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info_data['config_h_features'][key] = value
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return info_data
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def _pin_name(pin):
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"""Returns the proper representation for a pin.
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"""
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pin = pin.strip()
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if not pin:
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return None
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elif pin.isdigit():
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return int(pin)
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elif pin == 'NO_PIN':
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return None
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elif pin[0] in 'ABCDEFGHIJK' and pin[1].isdigit():
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return pin
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raise ValueError(f'Invalid pin: {pin}')
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def _extract_pins(pins):
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"""Returns a list of pins from a comma separated string of pins.
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"""
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return [_pin_name(pin) for pin in pins.split(',')]
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def _extract_direct_matrix(info_data, direct_pins):
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"""
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"""
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info_data['matrix_pins'] = {}
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direct_pin_array = []
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while direct_pins[-1] != '}':
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direct_pins = direct_pins[:-1]
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for row in direct_pins.split('},{'):
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if row.startswith('{'):
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row = row[1:]
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if row.endswith('}'):
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row = row[:-1]
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direct_pin_array.append([])
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for pin in row.split(','):
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if pin == 'NO_PIN':
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pin = None
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direct_pin_array[-1].append(pin)
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return direct_pin_array
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def _extract_matrix_info(info_data, config_c):
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"""Populate the matrix information.
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"""
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row_pins = config_c.get('MATRIX_ROW_PINS', '').replace('{', '').replace('}', '').strip()
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col_pins = config_c.get('MATRIX_COL_PINS', '').replace('{', '').replace('}', '').strip()
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direct_pins = config_c.get('DIRECT_PINS', '').replace(' ', '')[1:-1]
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if 'MATRIX_ROWS' in config_c and 'MATRIX_COLS' in config_c:
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if 'matrix_size' in info_data:
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info_log_warning(info_data, 'Matrix size is specified in both info.json and config.h, the config.h values win.')
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info_data['matrix_size'] = {
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'cols': compute(config_c.get('MATRIX_COLS', '0')),
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'rows': compute(config_c.get('MATRIX_ROWS', '0')),
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}
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if row_pins and col_pins:
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if 'matrix_pins' in info_data:
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info_log_warning(info_data, 'Matrix pins are specified in both info.json and config.h, the config.h values win.')
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info_data['matrix_pins'] = {
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'cols': _extract_pins(col_pins),
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'rows': _extract_pins(row_pins),
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}
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if direct_pins:
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if 'matrix_pins' in info_data:
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info_log_warning(info_data, 'Direct pins are specified in both info.json and config.h, the config.h values win.')
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info_data['matrix_pins']['direct'] = _extract_direct_matrix(info_data, direct_pins)
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return info_data
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def _extract_config_h(info_data):
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"""Pull some keyboard information from existing config.h files
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"""
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config_c = config_h(info_data['keyboard_folder'])
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# Pull in data from the json map
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dotty_info = dotty(info_data)
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info_config_map = json_load(Path('data/mappings/info_config.json'))
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for config_key, info_dict in info_config_map.items():
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info_key = info_dict['info_key']
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key_type = info_dict.get('value_type', 'str')
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try:
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if config_key in config_c and info_dict.get('to_json', True):
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if dotty_info.get(info_key) and info_dict.get('warn_duplicate', True):
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info_log_warning(info_data, '%s in config.h is overwriting %s in info.json' % (config_key, info_key))
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if key_type.startswith('array'):
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if '.' in key_type:
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key_type, array_type = key_type.split('.', 1)
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else:
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array_type = None
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config_value = config_c[config_key].replace('{', '').replace('}', '').strip()
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if array_type == 'int':
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dotty_info[info_key] = list(map(int, config_value.split(',')))
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else:
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dotty_info[info_key] = config_value.split(',')
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elif key_type == 'bool':
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dotty_info[info_key] = config_c[config_key] in true_values
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elif key_type == 'hex':
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dotty_info[info_key] = '0x' + config_c[config_key][2:].upper()
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elif key_type == 'list':
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dotty_info[info_key] = config_c[config_key].split()
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elif key_type == 'int':
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dotty_info[info_key] = int(config_c[config_key])
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else:
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dotty_info[info_key] = config_c[config_key]
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except Exception as e:
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info_log_warning(info_data, f'{config_key}->{info_key}: {e}')
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info_data.update(dotty_info)
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# Pull data that easily can't be mapped in json
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_extract_matrix_info(info_data, config_c)
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return info_data
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def _extract_rules_mk(info_data):
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"""Pull some keyboard information from existing rules.mk files
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"""
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rules = rules_mk(info_data['keyboard_folder'])
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info_data['processor'] = rules.get('MCU', info_data.get('processor', 'atmega32u4'))
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if info_data['processor'] in CHIBIOS_PROCESSORS:
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arm_processor_rules(info_data, rules)
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elif info_data['processor'] in LUFA_PROCESSORS + VUSB_PROCESSORS:
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avr_processor_rules(info_data, rules)
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else:
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cli.log.warning("%s: Unknown MCU: %s" % (info_data['keyboard_folder'], info_data['processor']))
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unknown_processor_rules(info_data, rules)
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# Pull in data from the json map
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dotty_info = dotty(info_data)
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info_rules_map = json_load(Path('data/mappings/info_rules.json'))
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for rules_key, info_dict in info_rules_map.items():
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info_key = info_dict['info_key']
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key_type = info_dict.get('value_type', 'str')
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try:
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if rules_key in rules and info_dict.get('to_json', True):
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if dotty_info.get(info_key) and info_dict.get('warn_duplicate', True):
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info_log_warning(info_data, '%s in rules.mk is overwriting %s in info.json' % (rules_key, info_key))
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if key_type.startswith('array'):
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if '.' in key_type:
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key_type, array_type = key_type.split('.', 1)
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else:
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array_type = None
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rules_value = rules[rules_key].replace('{', '').replace('}', '').strip()
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if array_type == 'int':
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dotty_info[info_key] = list(map(int, rules_value.split(',')))
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else:
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dotty_info[info_key] = rules_value.split(',')
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elif key_type == 'list':
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dotty_info[info_key] = rules[rules_key].split()
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elif key_type == 'bool':
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dotty_info[info_key] = rules[rules_key] in true_values
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elif key_type == 'hex':
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dotty_info[info_key] = '0x' + rules[rules_key][2:].upper()
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elif key_type == 'int':
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dotty_info[info_key] = int(rules[rules_key])
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else:
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dotty_info[info_key] = rules[rules_key]
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except Exception as e:
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info_log_warning(info_data, f'{rules_key}->{info_key}: {e}')
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info_data.update(dotty_info)
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# Merge in config values that can't be easily mapped
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_extract_features(info_data, rules)
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return info_data
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def _search_keyboard_h(path):
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current_path = Path('keyboards/')
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aliases = {}
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layouts = {}
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for directory in path.parts:
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current_path = current_path / directory
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keyboard_h = '%s.h' % (directory,)
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keyboard_h_path = current_path / keyboard_h
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if keyboard_h_path.exists():
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new_layouts, new_aliases = find_layouts(keyboard_h_path)
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layouts.update(new_layouts)
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for alias, alias_text in new_aliases.items():
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if alias_text in layouts:
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aliases[alias] = alias_text
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return layouts, aliases
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def _find_all_layouts(info_data, keyboard):
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"""Looks for layout macros associated with this keyboard.
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"""
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found_layouts = False
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layouts, aliases = _search_keyboard_h(Path(keyboard))
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if layouts:
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found_layouts = True
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else:
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for layout in info_data['layouts'].values():
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if 'matrix' in layout['layout']:
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found_layouts = True
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break
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if not found_layouts:
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# 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.
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info_data['parse_warnings'].append('%s: Falling back to searching for KEYMAP/LAYOUT macros.' % (keyboard))
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for file in glob('keyboards/%s/*.h' % keyboard):
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if file.endswith('.h'):
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these_layouts, these_aliases = find_layouts(file)
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if these_layouts:
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layouts.update(these_layouts)
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for alias, alias_text in these_aliases.items():
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if alias_text in layouts:
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aliases[alias] = alias_text
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return layouts, aliases
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def info_log_error(info_data, message):
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"""Send an error message to both JSON and the log.
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"""
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info_data['parse_errors'].append(message)
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cli.log.error('%s: %s', info_data.get('keyboard_folder', 'Unknown Keyboard!'), message)
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def info_log_warning(info_data, message):
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"""Send a warning message to both JSON and the log.
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"""
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info_data['parse_warnings'].append(message)
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cli.log.warning('%s: %s', info_data.get('keyboard_folder', 'Unknown Keyboard!'), message)
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def arm_processor_rules(info_data, rules):
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"""Setup the default info for an ARM board.
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"""
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info_data['processor_type'] = 'arm'
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info_data['protocol'] = 'ChibiOS'
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if 'bootloader' not in info_data:
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if 'STM32' in info_data['processor']:
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info_data['bootloader'] = 'stm32-dfu'
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else:
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info_data['bootloader'] = 'unknown'
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if 'STM32' in info_data['processor']:
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info_data['platform'] = 'STM32'
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elif 'MCU_SERIES' in rules:
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info_data['platform'] = rules['MCU_SERIES']
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elif 'ARM_ATSAM' in rules:
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info_data['platform'] = 'ARM_ATSAM'
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return info_data
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def avr_processor_rules(info_data, rules):
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"""Setup the default info for an AVR board.
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"""
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info_data['processor_type'] = 'avr'
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info_data['platform'] = rules['ARCH'] if 'ARCH' in rules else 'unknown'
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info_data['protocol'] = 'V-USB' if rules.get('MCU') in VUSB_PROCESSORS else 'LUFA'
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if 'bootloader' not in info_data:
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info_data['bootloader'] = 'atmel-dfu'
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# FIXME(fauxpark/anyone): Eventually we should detect the protocol by looking at PROTOCOL inherited from mcu_selection.mk:
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# info_data['protocol'] = 'V-USB' if rules.get('PROTOCOL') == 'VUSB' else 'LUFA'
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return info_data
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def unknown_processor_rules(info_data, rules):
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"""Setup the default keyboard info for unknown boards.
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"""
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info_data['bootloader'] = 'unknown'
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info_data['platform'] = 'unknown'
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info_data['processor'] = 'unknown'
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info_data['processor_type'] = 'unknown'
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info_data['protocol'] = 'unknown'
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return info_data
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def merge_info_jsons(keyboard, info_data):
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"""Return a merged copy of all the info.json files for a keyboard.
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"""
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for info_file in find_info_json(keyboard):
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# Load and validate the JSON data
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new_info_data = json_load(info_file)
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if not isinstance(new_info_data, dict):
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info_log_error(info_data, "Invalid file %s, root object should be a dictionary." % (str(info_file),))
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continue
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try:
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keyboard_validate(new_info_data)
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except jsonschema.ValidationError as e:
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json_path = '.'.join([str(p) for p in e.absolute_path])
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cli.log.error('Not including data from file: %s', info_file)
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cli.log.error('\t%s: %s', json_path, e.message)
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continue
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# Merge layout data in
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if 'layout_aliases' in new_info_data:
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info_data['layout_aliases'] = {**info_data.get('layout_aliases', {}), **new_info_data['layout_aliases']}
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del new_info_data['layout_aliases']
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for layout_name, layout in new_info_data.get('layouts', {}).items():
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if layout_name in info_data.get('layout_aliases', {}):
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info_log_warning(info_data, f"info.json uses alias name {layout_name} instead of {info_data['layout_aliases'][layout_name]}")
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layout_name = info_data['layout_aliases'][layout_name]
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if layout_name in info_data['layouts']:
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for new_key, existing_key in zip(layout['layout'], info_data['layouts'][layout_name]['layout']):
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existing_key.update(new_key)
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else:
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layout['c_macro'] = False
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info_data['layouts'][layout_name] = layout
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# Update info_data with the new data
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if 'layouts' in new_info_data:
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del new_info_data['layouts']
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deep_update(info_data, new_info_data)
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return info_data
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def find_info_json(keyboard):
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"""Finds all the info.json files associated with a keyboard.
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"""
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# Find the most specific first
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base_path = Path('keyboards')
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keyboard_path = base_path / keyboard
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keyboard_parent = keyboard_path.parent
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info_jsons = [keyboard_path / 'info.json']
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# Add DEFAULT_FOLDER before parents, if present
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rules = rules_mk(keyboard)
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if 'DEFAULT_FOLDER' in rules:
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info_jsons.append(Path(rules['DEFAULT_FOLDER']) / 'info.json')
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# Add in parent folders for least specific
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for _ in range(5):
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info_jsons.append(keyboard_parent / 'info.json')
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if keyboard_parent.parent == base_path:
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break
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keyboard_parent = keyboard_parent.parent
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# Return a list of the info.json files that actually exist
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return [info_json for info_json in info_jsons if info_json.exists()]
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