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- # 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
- from ..interpreterbase import flatten
- from ..interpreterbase import FeatureNew
- from . import ExtensionModule
- class IceStormModule(ExtensionModule):
- @FeatureNew('FPGA/Icestorm Module', '0.45.0')
- def __init__(self, interpreter):
- super().__init__(interpreter)
- self.snippets.add('project')
- self.yosys_bin = None
- def detect_binaries(self, interpreter):
- self.yosys_bin = interpreter.find_program_impl(['yosys'])
- self.arachne_bin = interpreter.find_program_impl(['arachne-pnr'])
- self.icepack_bin = interpreter.find_program_impl(['icepack'])
- self.iceprog_bin = interpreter.find_program_impl(['iceprog'])
- self.icetime_bin = interpreter.find_program_impl(['icetime'])
- def project(self, interpreter, state, args, kwargs):
- if not self.yosys_bin:
- self.detect_binaries(interpreter)
- 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(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})
- interpreter.func_run_target(None, [upload_name], {
- 'command': [self.iceprog_bin, bin_target]})
- interpreter.func_run_target(None, [time_name], {
- 'command': [self.icetime_bin, bin_target]})
- def initialize(*args, **kwargs):
- return IceStormModule(*args, **kwargs)
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