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"""Used by the make system to generate info_config.h from info.json.
"""
from pathlib import Path
from dotty_dict import dotty
from milc import cli
from qmk.info import info_json
from qmk.json_schema import json_load, validate
from qmk.keyboard import keyboard_completer, keyboard_folder
from qmk.keymap import locate_keymap
from qmk.path import normpath
def direct_pins(direct_pins, postfix):
"""Return the config.h lines that set the direct pins.
"""
rows = []
for row in direct_pins:
cols = ','.join(map(str, [col or 'NO_PIN' for col in row]))
rows.append('{' + cols + '}')
col_count = len(direct_pins[0])
row_count = len(direct_pins)
return f"""
#ifndef MATRIX_COLS{postfix}
# define MATRIX_COLS{postfix} {col_count}
#endif // MATRIX_COLS{postfix}
#ifndef MATRIX_ROWS{postfix}
# define MATRIX_ROWS{postfix} {row_count}
#endif // MATRIX_ROWS{postfix}
#ifndef DIRECT_PINS{postfix}
# define DIRECT_PINS{postfix} {{ {", ".join(rows)} }}
#endif // DIRECT_PINS{postfix}
"""
def pin_array(define, pins, postfix):
"""Return the config.h lines that set a pin array.
"""
pin_num = len(pins)
pin_array = ', '.join(map(str, [pin or 'NO_PIN' for pin in pins]))
return f"""
#ifndef {define}S{postfix}
# define {define}S{postfix} {pin_num}
#endif // {define}S{postfix}
#ifndef {define}_PINS{postfix}
# define {define}_PINS{postfix} {{ {pin_array} }}
#endif // {define}_PINS{postfix}
"""
def matrix_pins(matrix_pins, postfix=''):
"""Add the matrix config to the config.h.
"""
pins = []
if 'direct' in matrix_pins:
pins.append(direct_pins(matrix_pins['direct'], postfix))
if 'cols' in matrix_pins:
pins.append(pin_array('MATRIX_COL', matrix_pins['cols'], postfix))
if 'rows' in matrix_pins:
pins.append(pin_array('MATRIX_ROW', matrix_pins['rows'], postfix))
return '\n'.join(pins)
def generate_config_items(kb_info_json, config_h_lines):
"""Iterate through the info_config map to generate basic config values.
"""
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')
to_config = info_dict.get('to_config', True)
if not to_config:
continue
try:
config_value = kb_info_json[info_key]
except KeyError:
continue
if key_type.startswith('array'):
config_h_lines.append('')
config_h_lines.append(f'#ifndef {config_key}')
config_h_lines.append(f'# define {config_key} {{ {", ".join(map(str, config_value))} }}')
config_h_lines.append(f'#endif // {config_key}')
elif key_type == 'bool':
if config_value:
config_h_lines.append('')
config_h_lines.append(f'#ifndef {config_key}')
config_h_lines.append(f'# define {config_key}')
config_h_lines.append(f'#endif // {config_key}')
elif key_type == 'mapping':
for key, value in config_value.items():
config_h_lines.append('')
config_h_lines.append(f'#ifndef {key}')
config_h_lines.append(f'# define {key} {value}')
config_h_lines.append(f'#endif // {key}')
else:
config_h_lines.append('')
config_h_lines.append(f'#ifndef {config_key}')
config_h_lines.append(f'# define {config_key} {config_value}')
config_h_lines.append(f'#endif // {config_key}')
def generate_split_config(kb_info_json, config_h_lines):
"""Generate the config.h lines for split boards."""
if 'primary' in kb_info_json['split']:
if kb_info_json['split']['primary'] in ('left', 'right'):
config_h_lines.append('')
config_h_lines.append('#ifndef MASTER_LEFT')
config_h_lines.append('# ifndef MASTER_RIGHT')
if kb_info_json['split']['primary'] == 'left':
config_h_lines.append('# define MASTER_LEFT')
elif kb_info_json['split']['primary'] == 'right':
config_h_lines.append('# define MASTER_RIGHT')
config_h_lines.append('# endif // MASTER_RIGHT')
config_h_lines.append('#endif // MASTER_LEFT')
elif kb_info_json['split']['primary'] == 'pin':
config_h_lines.append('')
config_h_lines.append('#ifndef SPLIT_HAND_PIN')
config_h_lines.append('# define SPLIT_HAND_PIN')
config_h_lines.append('#endif // SPLIT_HAND_PIN')
elif kb_info_json['split']['primary'] == 'matrix_grid':
config_h_lines.append('')
config_h_lines.append('#ifndef SPLIT_HAND_MATRIX_GRID')
config_h_lines.append('# define SPLIT_HAND_MATRIX_GRID {%s}' % (','.join(kb_info_json["split"]["matrix_grid"],)))
config_h_lines.append('#endif // SPLIT_HAND_MATRIX_GRID')
elif kb_info_json['split']['primary'] == 'eeprom':
config_h_lines.append('')
config_h_lines.append('#ifndef EE_HANDS')
config_h_lines.append('# define EE_HANDS')
config_h_lines.append('#endif // EE_HANDS')
if 'protocol' in kb_info_json['split'].get('transport', {}):
if kb_info_json['split']['transport']['protocol'] == 'i2c':
config_h_lines.append('')
config_h_lines.append('#ifndef USE_I2C')
config_h_lines.append('# define USE_I2C')
config_h_lines.append('#endif // USE_I2C')
if 'right' in kb_info_json['split'].get('matrix_pins', {}):
config_h_lines.append(matrix_pins(kb_info_json['split']['matrix_pins']['right'], '_RIGHT'))
@cli.argument('-o', '--output', arg_only=True, type=normpath, help='File to write to')
@cli.argument('-q', '--quiet', arg_only=True, action='store_true', help="Quiet mode, only output error messages")
@cli.argument('-kb', '--keyboard', arg_only=True, type=keyboard_folder, completer=keyboard_completer, required=True, help='Keyboard to generate config.h for.')
@cli.argument('-km', '--keymap', arg_only=True, help='Keymap to generate config.h for.')
@cli.subcommand('Used by the make system to generate info_config.h from info.json', hidden=True)
def generate_config_h(cli):
"""Generates the info_config.h file.
"""
# Determine our keyboard/keymap
if cli.args.keymap:
km = locate_keymap(cli.args.keyboard, cli.args.keymap)
km_json = json_load(km)
validate(km_json, 'qmk.keymap.v1')
kb_info_json = dotty(km_json.get('config', {}))
else:
kb_info_json = dotty(info_json(cli.args.keyboard))
# Build the info_config.h file.
config_h_lines = ['/* This file was generated by `qmk generate-config-h`. Do not edit or copy.' ' */', '', '#pragma once']
generate_config_items(kb_info_json, config_h_lines)
if 'matrix_pins' in kb_info_json:
config_h_lines.append(matrix_pins(kb_info_json['matrix_pins']))
if 'split' in kb_info_json:
generate_split_config(kb_info_json, config_h_lines)
# Show the results
config_h = '\n'.join(config_h_lines)
if cli.args.output:
cli.args.output.parent.mkdir(parents=True, exist_ok=True)
if cli.args.output.exists():
cli.args.output.replace(cli.args.output.parent / (cli.args.output.name + '.bak'))
cli.args.output.write_text(config_h)
if not cli.args.quiet:
cli.log.info('Wrote info_config.h to %s.', cli.args.output)
else:
print(config_h)
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