| # Copyright 2017 The Meson development team |
| |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| from .. import mesonlib, compilers, mlog |
| |
| from . import ExtensionModule |
| |
| class IceStormModule(ExtensionModule): |
| |
| def __init__(self): |
| super().__init__() |
| self.snippets.add('project') |
| self.yosys_bin = None |
| |
| def detect_binaries(self, interpreter): |
| self.yosys_bin = interpreter.func_find_program(None, ['yosys'], {}) |
| self.arachne_bin = interpreter.func_find_program(None, ['arachne-pnr'], {}) |
| self.icepack_bin = interpreter.func_find_program(None, ['icepack'], {}) |
| self.iceprog_bin = interpreter.func_find_program(None, ['iceprog'], {}) |
| self.icetime_bin = interpreter.func_find_program(None, ['icetime'], {}) |
| |
| def project(self, interpreter, state, args, kwargs): |
| if not self.yosys_bin: |
| self.detect_binaries(interpreter) |
| result = [] |
| if not len(args): |
| raise mesonlib.MesonException('Project requires at least one argument, which is the project name.') |
| proj_name = args[0] |
| arg_sources = args[1:] |
| if not isinstance(proj_name, str): |
| raise mesonlib.MesonException('Argument must be a string.') |
| kwarg_sources = kwargs.get('sources', []) |
| if not isinstance(kwarg_sources, list): |
| kwarg_sources = [kwarg_sources] |
| all_sources = interpreter.source_strings_to_files(interpreter.flatten(arg_sources + kwarg_sources)) |
| if 'constraint_file' not in kwargs: |
| raise mesonlib.MesonException('Constraint file not specified.') |
| |
| constraint_file = interpreter.source_strings_to_files(kwargs['constraint_file']) |
| if len(constraint_file) != 1: |
| raise mesonlib.MesonException('Constraint file must contain one and only one entry.') |
| blif_name = proj_name + '_blif' |
| blif_fname = proj_name + '.blif' |
| asc_name = proj_name + '_asc' |
| asc_fname = proj_name + '.asc' |
| bin_name = proj_name + '_bin' |
| bin_fname = proj_name + '.bin' |
| time_name = proj_name + '-time' |
| upload_name = proj_name + '-upload' |
| |
| blif_target = interpreter.func_custom_target(None, [blif_name], { |
| 'input': all_sources, |
| 'output': blif_fname, |
| 'command': [self.yosys_bin, '-q', '-p', 'synth_ice40 -blif @OUTPUT@', '@INPUT@']}) |
| |
| asc_target = interpreter.func_custom_target(None, [asc_name], { |
| 'input': blif_target, |
| 'output': asc_fname, |
| 'command': [self.arachne_bin, '-q', '-d', '1k', '-p', constraint_file, '@INPUT@', '-o', '@OUTPUT@']}) |
| |
| bin_target = interpreter.func_custom_target(None, [bin_name], { |
| 'input': asc_target, |
| 'output': bin_fname, |
| 'command': [self.icepack_bin, '@INPUT@', '@OUTPUT@'], |
| 'build_by_default' : True}) |
| |
| up_target = interpreter.func_run_target(None, [upload_name], { |
| 'command': [self.iceprog_bin, bin_target]}) |
| |
| time_target = interpreter.func_run_target(None, [time_name], { |
| 'command' : [self.icetime_bin, bin_target]}) |
| |
| def initialize(): |
| return IceStormModule() |