mirror of https://github.com/ARMmbed/mbed-os.git
113 lines
3.8 KiB
Python
113 lines
3.8 KiB
Python
#!/usr/bin/python
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# Copyright (c) 2017-2018 ARM Limited
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import json
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import os
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import sys
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from os.path import join as path_join
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from jinja2 import Environment, FileSystemLoader, StrictUndefined
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# Be sure that the tools directory is in the search path
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ROOT = os.path.abspath(path_join(os.path.dirname(__file__), os.pardir, os.pardir))
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sys.path.insert(0, ROOT)
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from tools.psa.mbed_spm_tfm_common import \
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Manifest, validate_partition_manifests, manifests_discovery, MBED_OS_ROOT, SERVICES_DIR, TESTS_DIR
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__version__ = '1.0'
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SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__))
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TEMPLATES_LIST_FILE = path_join(SCRIPT_DIR, 'tfm', 'tfm_generated_file_list.json')
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SERVICES_MANIFESTS = [
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path_join(SERVICES_DIR, 'storage', 'its', 'pits_psa.json'),
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path_join(SERVICES_DIR, 'platform', 'platform_psa.json'),
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path_join(SERVICES_DIR, 'crypto', 'crypto_partition_psa.json'),
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path_join(SERVICES_DIR, 'attestation', 'attestation_partition_psa.json')
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]
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def parse_manifests(manifests_files):
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region_list = []
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manifests = []
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for manifest_file in manifests_files:
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manifest_obj = Manifest.from_json(manifest_file, psa_type='TFM')
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manifests.append(manifest_obj)
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for region in manifest_obj.mmio_regions:
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region_list.append(region)
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return manifests, region_list
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def generate_partition_source_files(service_manifest_files, test_manifest_files, extra_filters=None):
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"""
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Process all the given manifest files and generate C code from them.
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:param service_manifest_files: List of PSA serices manifest files
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:param test_manifest_files: List of tests manifest files
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:param extra_filters: Dictionary of extra filters to use in the rendering
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process
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:return: path to the setup generated files
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"""
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# Construct lists of all the manifests and mmio_regions.
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service_manifests, service_region_list = parse_manifests(service_manifest_files)
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test_manifests, test_region_list = parse_manifests(test_manifest_files)
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# Validate the correctness of the manifest collection.
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validate_partition_manifests(service_manifests + test_manifests)
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render_args = {
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'service_partitions': service_manifests,
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'test_partitions': test_manifests
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}
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# Load templates for the code generation.
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with open(TEMPLATES_LIST_FILE, 'r') as fh:
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templates_data = json.load(fh)
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env = Environment(
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loader=FileSystemLoader(MBED_OS_ROOT),
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lstrip_blocks=True,
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trim_blocks=True,
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undefined=StrictUndefined
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)
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if extra_filters:
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env.filters.update(extra_filters)
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# Generate code for each template
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for tpl in templates_data:
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template = env.get_template(tpl['template'])
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data = template.render(**render_args)
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output_path = os.path.join(MBED_OS_ROOT, tpl['output'])
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output_folder = os.path.dirname(output_path)
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if not os.path.exists(output_folder):
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os.makedirs(output_folder)
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with open(output_path, 'wt') as fh:
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fh.write(data)
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def generate_tfm_code():
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_, tests_manifests = manifests_discovery(TESTS_DIR)
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generate_partition_source_files(SERVICES_MANIFESTS, tests_manifests)
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if __name__ == '__main__':
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generate_tfm_code()
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