riscv_toolchain.gni

# Copyright (c) 2021 Project CHIP Authors
#
# 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.

import("//build_overrides/build.gni")
import("//build_overrides/chip.gni")

import("//build_overrides/bouffalolab_iot_sdk.gni")
import("${build_root}/toolchain/gcc_toolchain.gni")
import("${chip_root}/src/platform/device.gni")

template("riscv_toolchain") {
  gcc_toolchain(target_name) {
    _tool_name_root = ""

    if ("linux" == host_os) {
      if (chip_device_platform == "bl616") {
        _tool_name_root = "${bouffalolab_sdk_root}/toolchain/t-head-riscv/gcc_t-head_v2.6.1/bin/riscv64-unknown-elf-"
      } else {
        _tool_name_root = "${bouffalolab_sdk_root}/toolchain/riscv/Linux/bin/riscv64-unknown-elf-"
      }
    } else if ("mac" == host_os || "darwin" == host_os) {
      _tool_name_root = "${bouffalolab_sdk_root}/toolchain/riscv/Darwin/bin/riscv64-unknown-elf-"
    }

    ar = _tool_name_root + "ar"
    cc = _tool_name_root + "gcc"
    cxx = _tool_name_root + "g++"

    toolchain_args = {
      current_cpu = "riscv"
      current_os = invoker.current_os
      is_clang = false

      forward_variables_from(invoker.toolchain_args, "*")
    }
  }
}