rules/verilator.bzl

# Copyright 2024 Google LLC.
# Licensed under the Apache License, Version 2.0, see LICENSE for details.
# SPDX-License-Identifier: Apache-2.0

"""Support rules for building target specific verilated simulators"""

load(
    "@lowrisc_opentitan//rules:fusesoc.bzl",
    "fusesoc_build",
)

def target_fusesoc_build(name, output_groups):
    """A helper macro for building verilator targets.

    Args:
      name: The name of the top level target.
      output_groups: Verilator testbench passed to fusesoc_build.
    """

    fusesoc_build(
        name = "{}_verilator_real".format(name),
        srcs = [
            ":all_files",
            "//hw/top_{}:all_files".format(name),
            "//hw/top_{}/dv/verilator:all_files".format(name),
        ],
        cores = [
            "//:cores",
            "//hw/ip:BUILD",
            "//hw/top_{}:BUILD".format(name),
        ],
        data = ["@lowrisc_opentitan//hw/ip/otbn:all_files"],
        make_options = ":make_options",
        output_groups = output_groups,
        systems = ["lowrisc:dv:{}_verilator_sim".format(name)],
        tags = [
            "manual",
            "verilator",
        ],
        target = "sim",
    )