ibex_core.core

CAPI=2:
# Copyright lowRISC contributors.
# Licensed under the Apache License, Version 2.0, see LICENSE for details.
# SPDX-License-Identifier: Apache-2.0
name: "lowrisc:ibex:ibex_core:0.1"
description: "CPU core with 2 stage pipeline implementing the RV32IMC_Zicsr ISA"
filesets:
  files_rtl:
    files:
      - rtl/ibex_pkg.sv
      - rtl/ibex_alu.sv
      - rtl/ibex_compressed_decoder.sv
      - rtl/ibex_controller.sv
      - rtl/ibex_cs_registers.sv
      - rtl/ibex_decoder.sv
      - rtl/ibex_ex_block.sv
      - rtl/ibex_fetch_fifo.sv
      - rtl/ibex_id_stage.sv
      - rtl/ibex_if_stage.sv
      - rtl/ibex_load_store_unit.sv
      - rtl/ibex_multdiv_fast.sv
      - rtl/ibex_multdiv_slow.sv
      - rtl/ibex_prefetch_buffer.sv
      - rtl/ibex_pmp.sv
      # XXX: Figure out the best way to switch these two implementations
      # dynamically on the target.
#      - rtl/ibex_register_file_latch.sv # ASIC
      - rtl/ibex_register_file_ff.sv # FPGA
      - rtl/ibex_core.sv
    file_type: systemVerilogSource

  files_lint:
    files:
      - dv/uvm/tb/prim_clock_gating.sv: {file_type: systemVerilogSource}

  files_lint_verilator:
    files:
      - lint/verilator_waiver.vlt: {file_type: vlt}

parameters:
  RVFI:
    datatype: bool
    paramtype: vlogdefine

  SYNTHESIS:
    datatype: bool
    paramtype: vlogdefine

  RV32E:
    datatype: bool
    paramtype: vlogparam

  RV32M:
    datatype: bool
    paramtype: vlogparam

  MultiplierImplementation:
    datatype: str
    paramtype: vlogparam
    description: "Multiplier implementation. Valid values: fast, slow"
    default: fast

targets:
  default:
    filesets:
      - files_rtl

  lint:
    filesets:
      # Note on Verilator waivers:
      # You *must* include the waiver file first, otherwise only global waivers
      # are applied, but not file-specific waivers.
      - tool_verilator ? (files_lint_verilator)
      - files_rtl
      - files_lint
    parameters:
      - SYNTHESIS=true
      - RVFI=true
    default_tool: verilator
    toplevel: ibex_core
    tools:
      verilator:
        mode: lint-only
        verilator_options:
          - "-Wall"