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88 lines
3.7 KiB
88 lines
3.7 KiB
5 years ago
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# Copyright 2017 The Meson development team
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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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# http://www.apache.org/licenses/LICENSE-2.0
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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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from .. import mesonlib
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from ..interpreterbase import flatten
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from ..interpreterbase import FeatureNew
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from . import ExtensionModule
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class IceStormModule(ExtensionModule):
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@FeatureNew('FPGA/Icestorm Module', '0.45.0')
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def __init__(self, interpreter):
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super().__init__(interpreter)
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self.snippets.add('project')
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self.yosys_bin = None
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def detect_binaries(self, interpreter):
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self.yosys_bin = interpreter.find_program_impl(['yosys'])
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self.arachne_bin = interpreter.find_program_impl(['arachne-pnr'])
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self.icepack_bin = interpreter.find_program_impl(['icepack'])
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self.iceprog_bin = interpreter.find_program_impl(['iceprog'])
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self.icetime_bin = interpreter.find_program_impl(['icetime'])
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def project(self, interpreter, state, args, kwargs):
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if not self.yosys_bin:
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self.detect_binaries(interpreter)
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if not args:
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raise mesonlib.MesonException('Project requires at least one argument, which is the project name.')
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proj_name = args[0]
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arg_sources = args[1:]
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if not isinstance(proj_name, str):
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raise mesonlib.MesonException('Argument must be a string.')
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kwarg_sources = kwargs.get('sources', [])
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if not isinstance(kwarg_sources, list):
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kwarg_sources = [kwarg_sources]
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all_sources = interpreter.source_strings_to_files(flatten(arg_sources + kwarg_sources))
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if 'constraint_file' not in kwargs:
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raise mesonlib.MesonException('Constraint file not specified.')
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constraint_file = interpreter.source_strings_to_files(kwargs['constraint_file'])
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if len(constraint_file) != 1:
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raise mesonlib.MesonException('Constraint file must contain one and only one entry.')
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blif_name = proj_name + '_blif'
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blif_fname = proj_name + '.blif'
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asc_name = proj_name + '_asc'
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asc_fname = proj_name + '.asc'
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bin_name = proj_name + '_bin'
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bin_fname = proj_name + '.bin'
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time_name = proj_name + '-time'
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upload_name = proj_name + '-upload'
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blif_target = interpreter.func_custom_target(None, [blif_name], {
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'input': all_sources,
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'output': blif_fname,
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'command': [self.yosys_bin, '-q', '-p', 'synth_ice40 -blif @OUTPUT@', '@INPUT@']})
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asc_target = interpreter.func_custom_target(None, [asc_name], {
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'input': blif_target,
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'output': asc_fname,
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'command': [self.arachne_bin, '-q', '-d', '1k', '-p', constraint_file, '@INPUT@', '-o', '@OUTPUT@']})
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bin_target = interpreter.func_custom_target(None, [bin_name], {
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'input': asc_target,
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'output': bin_fname,
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'command': [self.icepack_bin, '@INPUT@', '@OUTPUT@'],
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'build_by_default': True})
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interpreter.func_run_target(None, [upload_name], {
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'command': [self.iceprog_bin, bin_target]})
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interpreter.func_run_target(None, [time_name], {
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'command': [self.icetime_bin, bin_target]})
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def initialize(*args, **kwargs):
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return IceStormModule(*args, **kwargs)
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