BUILD.gn

# 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/efr32_sdk.gni")
import("//build_overrides/pigweed.gni")

import("${build_root}/config/defaults.gni")
import("${efr32_sdk_build_root}/efr32_sdk.gni")

import("${chip_root}/examples/common/pigweed/pigweed_rpcs.gni")
import("${chip_root}/src/platform/device.gni")

import("$dir_pw_build/python.gni")
import("$dir_pw_protobuf_compiler/proto.gni")

assert(current_os == "freertos")

efr32_project_dir = "${chip_root}/src/test_driver/efr32"
examples_plat_dir = "${chip_root}/examples/platform/silabs/efr32"
examples_common_plat_dir = "${chip_root}/examples/platform/silabs"

pw_proto_library("nl_test_service") {
  sources = [ "${efr32_project_dir}/proto/nl_test.proto" ]
  inputs = [ "${efr32_project_dir}/proto/nl_test.options" ]
  deps = [ "$dir_pw_protobuf:common_protos" ]
  strip_prefix = "${efr32_project_dir}/proto"
  prefix = "nl_test_service"
}

efr32_sdk("sdk") {
  sources = [
    "${efr32_project_dir}/include/CHIPProjectConfig.h",
    "${examples_common_plat_dir}/FreeRTOSConfig.h",
  ]

  include_dirs = [
    "${chip_root}/src/platform/silabs/efr32",
    "${efr32_project_dir}/include",
    "${examples_plat_dir}",
    "${examples_common_plat_dir}",
  ]

  defines = [
    "PW_RPC_ENABLED",

    # Thread is built but test driver do not have the NETWORK_COMMISSIONING cluster or zap config.
    "_NO_GENERIC_THREAD_NETWORK_COMMISSIONING_DRIVER_",
  ]
}

config("efr32_ldflags") {
  _ldscript =
      "${chip_root}/examples/platform/silabs/ldscripts/${silabs_family}.ld"

  ldflags = [
    "-T" + rebase_path(_ldscript, root_build_dir),
    "-Wl,--no-warn-rwx-segment",
  ]
}

# This is the test runner.  `pw_test` will dep this for each `silabs_executable` target.
source_set("efr32_test_main") {
  defines = [ "PW_RPC_ENABLED" ]
  sources = [
    "${chip_root}/examples/common/pigweed/RpcService.cpp",
    "${chip_root}/examples/common/pigweed/efr32/PigweedLoggerMutex.cpp",
    "${examples_common_plat_dir}/PigweedLogger.cpp",
    "${examples_common_plat_dir}/provision/ProvisionStorageCustom.cpp",
    "${examples_common_plat_dir}/provision/ProvisionStorageDefault.cpp",
    "${examples_common_plat_dir}/syscalls_stubs.cpp",
    "${examples_common_plat_dir}/uart.cpp",
    "src/main.cpp",
  ]

  deps = [
    ":nl_test_service.nanopb_rpc",
    ":sdk",
    "$dir_pw_unit_test:rpc_service",
    "${chip_root}/config/efr32/lib/pw_rpc:pw_rpc",
    "${chip_root}/examples/common/pigweed:system_rpc_server",
    "${chip_root}/src/lib",
    "${chip_root}/src/lib/support:pw_tests_wrapper",
    "${chip_root}/src/platform/silabs/provision:provision-headers",
    "${examples_common_plat_dir}/pw_sys_io:pw_sys_io_silabs",
  ]

  # OpenThread Settings
  if (chip_enable_openthread) {
    deps += [
      "${chip_root}/third_party/openthread:openthread",
      "${chip_root}/third_party/openthread:openthread-platform",
      "${examples_plat_dir}:efr-matter-shell",
    ]
  }

  deps += pw_build_LINK_DEPS

  libs = [
    "${sdk_support_root}/matter/provision/lib/libProvision_${silabs_family}.a",
  ]

  include_dirs = [ "${chip_root}/examples/common/pigweed/efr32" ]
  public_configs = [ ":efr32_ldflags" ]
}

# This target is referred to by BuildRoot in scripts/build/builders/efr32.py, as well as the example in README.md.
# It builds the root target "src:tests", which builds the chip_test_suite target in each test directory, which builds a pw_test target for each test source file, which builds a silabs_executable, which includes the "efr32_test_main" target defined above.
group("efr32") {
  deps = [ "${chip_root}/src:tests" ]
}

group("runner") {
  deps = [
    "${efr32_project_dir}/py:pw_test_runner.install",
    "${efr32_project_dir}/py:pw_test_runner_wheel",
  ]
}

group("default") {
  deps = [ ":efr32" ]
}