zephyr/scripts/list_hardware.py

329 lines
11 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright (c) 2023 Nordic Semiconductor ASA
# SPDX-License-Identifier: Apache-2.0
import argparse
from dataclasses import dataclass
from pathlib import Path, PurePath
import pykwalify.core
import sys
from typing import List
import yaml
import re
try:
from yaml import CSafeLoader as SafeLoader
except ImportError:
from yaml import SafeLoader
SOC_SCHEMA_PATH = str(Path(__file__).parent / 'schemas' / 'soc-schema.yml')
with open(SOC_SCHEMA_PATH, 'r') as f:
soc_schema = yaml.load(f.read(), Loader=SafeLoader)
ARCH_SCHEMA_PATH = str(Path(__file__).parent / 'schemas' / 'arch-schema.yml')
with open(ARCH_SCHEMA_PATH, 'r') as f:
arch_schema = yaml.load(f.read(), Loader=SafeLoader)
SOC_YML = 'soc.yml'
ARCHS_YML_PATH = PurePath('arch/archs.yml')
class Systems:
def __init__(self, folder='', soc_yaml=None):
self._socs = []
self._series = []
self._families = []
if soc_yaml is None:
return
try:
data = yaml.load(soc_yaml, Loader=SafeLoader)
pykwalify.core.Core(source_data=data,
schema_data=soc_schema).validate()
except (yaml.YAMLError, pykwalify.errors.SchemaError) as e:
sys.exit(f'ERROR: Malformed yaml {soc_yaml.as_posix()}', e)
# Ensure that any runner configuration matches socs and cpuclusters declared in the same
# soc.yml file
if 'runners' in data and 'run_once' in data['runners']:
for grp in data['runners']['run_once']:
for item_data in data['runners']['run_once'][grp]:
for group in item_data['groups']:
for qualifiers in group['qualifiers']:
components = qualifiers.split('/')
soc = components.pop(0)
found_match = False
# Allow 'ns' as final qualifier until "virtual" CPUs are ported to soc.yml
# https://github.com/zephyrproject-rtos/zephyr/issues/70721
if len(components) > 0 and components[len(components)-1] == 'ns':
components.pop(len(components)-1)
for f in data.get('family', []):
for s in f.get('series', []):
for socs in s.get('socs', []):
if re.match(fr'^{soc}$', socs.get('name')) is not None:
if 'cpuclusters' in socs and len(components) > 0:
check_string = '/'.join(components)
for cpucluster in socs.get('cpuclusters', []):
if re.match(fr'^{check_string}$', cpucluster.get('name')) is not None:
found_match = True
break
elif 'cpuclusters' not in socs and len(components) == 0:
found_match = True
break
if found_match is False:
sys.exit(f'ERROR: SoC qualifier match unresolved: {qualifiers}')
for f in data.get('family', []):
family = Family(f['name'], folder, [], [])
for s in f.get('series', []):
series = Series(s['name'], folder, f['name'], [])
socs = [(Soc(soc['name'],
[c['name'] for c in soc.get('cpuclusters', [])],
folder, s['name'], f['name']))
for soc in s.get('socs', [])]
series.socs.extend(socs)
self._series.append(series)
self._socs.extend(socs)
family.series.append(series)
family.socs.extend(socs)
socs = [(Soc(soc['name'],
[c['name'] for c in soc.get('cpuclusters', [])],
folder, None, f['name']))
for soc in f.get('socs', [])]
self._socs.extend(socs)
self._families.append(family)
for s in data.get('series', []):
series = Series(s['name'], folder, '', [])
socs = [(Soc(soc['name'],
[c['name'] for c in soc.get('cpuclusters', [])],
folder, s['name'], ''))
for soc in s.get('socs', [])]
series.socs.extend(socs)
self._series.append(series)
self._socs.extend(socs)
socs = [(Soc(soc['name'],
[c['name'] for c in soc.get('cpuclusters', [])],
folder, '', ''))
for soc in data.get('socs', [])]
self._socs.extend(socs)
@staticmethod
def from_file(socs_file):
'''Load SoCs from a soc.yml file.
'''
try:
with open(socs_file, 'r') as f:
socs_yaml = f.read()
except FileNotFoundError as e:
sys.exit(f'ERROR: socs.yml file not found: {socs_file.as_posix()}', e)
return Systems(str(socs_file.parent), socs_yaml)
@staticmethod
def from_yaml(socs_yaml):
'''Load socs from a string with YAML contents.
'''
return Systems('', socs_yaml)
def extend(self, systems):
self._families.extend(systems.get_families())
self._series.extend(systems.get_series())
self._socs.extend(systems.get_socs())
def get_families(self):
return self._families
def get_series(self):
return self._series
def get_socs(self):
return self._socs
def get_soc(self, name):
try:
return next(s for s in self._socs if s.name == name)
except StopIteration:
sys.exit(f"ERROR: SoC '{name}' is not found, please ensure that the SoC exists "
f"and that soc-root containing '{name}' has been correctly defined.")
@dataclass
class Soc:
name: str
cpuclusters: List[str]
folder: str
series: str = ''
family: str = ''
@dataclass
class Series:
name: str
folder: str
family: str
socs: List[Soc]
@dataclass
class Family:
name: str
folder: str
series: List[Series]
socs: List[Soc]
def unique_paths(paths):
# Using dict keys ensures both uniqueness and a deterministic order.
yield from dict.fromkeys(map(Path.resolve, paths)).keys()
def find_v2_archs(args):
ret = {'archs': []}
for root in unique_paths(args.arch_roots):
archs_yml = root / ARCHS_YML_PATH
if Path(archs_yml).is_file():
with Path(archs_yml).open('r') as f:
archs = yaml.load(f.read(), Loader=SafeLoader)
try:
pykwalify.core.Core(source_data=archs, schema_data=arch_schema).validate()
except pykwalify.errors.SchemaError as e:
sys.exit('ERROR: Malformed "build" section in file: {}\n{}'
.format(archs_yml.as_posix(), e))
if args.arch is not None:
archs = {'archs': list(filter(
lambda arch: arch.get('name') == args.arch, archs['archs']))}
for arch in archs['archs']:
arch.update({'path': root / 'arch' / arch['path']})
arch.update({'hwm': 'v2'})
arch.update({'type': 'arch'})
ret['archs'].extend(archs['archs'])
return ret
def find_v2_systems(args):
yml_files = []
systems = Systems()
for root in unique_paths(args.soc_roots):
yml_files.extend(sorted((root / 'soc').rglob(SOC_YML)))
for soc_yml in yml_files:
if soc_yml.is_file():
systems.extend(Systems.from_file(soc_yml))
return systems
def parse_args():
parser = argparse.ArgumentParser(allow_abbrev=False)
add_args(parser)
return parser.parse_args()
def add_args(parser):
default_fmt = '{name}'
parser.add_argument("--soc-root", dest='soc_roots', default=[],
type=Path, action='append',
help='add a SoC root, may be given more than once')
parser.add_argument("--soc", default=None, help='lookup the specific soc')
parser.add_argument("--soc-series", default=None, help='lookup the specific soc series')
parser.add_argument("--soc-family", default=None, help='lookup the specific family')
parser.add_argument("--socs", action='store_true', help='lookup all socs')
parser.add_argument("--arch-root", dest='arch_roots', default=[],
type=Path, action='append',
help='add a arch root, may be given more than once')
parser.add_argument("--arch", default=None, help='lookup the specific arch')
parser.add_argument("--archs", action='store_true', help='lookup all archs')
parser.add_argument("--format", default=default_fmt,
help='''Format string to use to list each soc.''')
parser.add_argument("--cmakeformat", default=None,
help='''CMake format string to use to list each arch/soc.''')
def dump_v2_archs(args):
archs = find_v2_archs(args)
for arch in archs['archs']:
if args.cmakeformat is not None:
info = args.cmakeformat.format(
TYPE='TYPE;' + arch['type'],
NAME='NAME;' + arch['name'],
DIR='DIR;' + str(arch['path'].as_posix()),
HWM='HWM;' + arch['hwm'],
# Below is non exising for arch but is defined here to support
# common formatting string.
SERIES='',
FAMILY='',
ARCH='',
VENDOR=''
)
else:
info = args.format.format(
type=arch.get('type'),
name=arch.get('name'),
dir=arch.get('path'),
hwm=arch.get('hwm'),
# Below is non exising for arch but is defined here to support
# common formatting string.
series='',
family='',
arch='',
vendor=''
)
print(info)
def dump_v2_system(args, type, system):
if args.cmakeformat is not None:
info = args.cmakeformat.format(
TYPE='TYPE;' + type,
NAME='NAME;' + system.name,
DIR='DIR;' + Path(system.folder).as_posix(),
HWM='HWM;' + 'v2'
)
else:
info = args.format.format(
type=type,
name=system.name,
dir=system.folder,
hwm='v2'
)
print(info)
def dump_v2_systems(args):
systems = find_v2_systems(args)
for f in systems.get_families():
dump_v2_system(args, 'family', f)
for s in systems.get_series():
dump_v2_system(args, 'series', s)
for s in systems.get_socs():
dump_v2_system(args, 'soc', s)
if __name__ == '__main__':
args = parse_args()
if any([args.socs, args.soc, args.soc_series, args.soc_family]):
dump_v2_systems(args)
if args.archs or args.arch is not None:
dump_v2_archs(args)