pw_board_led: Add module
* Adds the STM32F429I-DSIC1 upstream Pigweed target.
* Adds the pw_board_led facade and two backends.
* Fixes pw_trace-related warnings.
Adds the pw_board_led facade and backend implementations for Teensy3/4
and the STM32F429I-DISC1.
Change-Id: I42d8a4142d67e2653217805631fbba29ed596e34
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/sample_project/+/23440
Reviewed-by: Anthony DiGirolamo <tonymd@google.com>
Reviewed-by: Keir Mierle <keir@google.com>
Commit-Queue: Armando Montanez <amontanez@google.com>
diff --git a/targets/stm32f429i-disc1/BUILD.gn b/targets/stm32f429i-disc1/BUILD.gn
new file mode 100644
index 0000000..2468b41
--- /dev/null
+++ b/targets/stm32f429i-disc1/BUILD.gn
@@ -0,0 +1,22 @@
+# Copyright 2020 The Pigweed 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
+#
+# https://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/pigweed.gni")
+
+import("$dir_pw_toolchain/generate_toolchain.gni")
+import("target_toolchains.gni")
+
+generate_toolchains("toolchains") {
+ toolchains = toolchains_list
+}
diff --git a/targets/stm32f429i-disc1/target_toolchains.gni b/targets/stm32f429i-disc1/target_toolchains.gni
new file mode 100644
index 0000000..63ab4c6
--- /dev/null
+++ b/targets/stm32f429i-disc1/target_toolchains.gni
@@ -0,0 +1,86 @@
+# Copyright 2020 The Pigweed Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may not
+# use this file except in compliance with the License. You may obtain a copy of
+# the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations under
+# the License.
+
+import("//build_overrides/pigweed.gni")
+
+import("$dir_pigweed/targets/stm32f429i-disc1/target_toolchains.gni")
+import("$dir_pw_protobuf_compiler/proto.gni")
+import("$dir_pw_third_party/nanopb/nanopb.gni")
+
+# Inherit from a Pigweed upstream toolchain and override backends as needed.
+_device_toolchain_overrides = {
+ # Configure backend for assert facade.
+ pw_assert_BACKEND = "$dir_pw_assert_basic"
+
+ # Configure backend for logging facade.
+
+ # Plain text logging
+ pw_log_BACKEND = "$dir_pw_log_basic"
+
+ # Tokenized logging: https://pigweed.dev/pw_tokenizer/
+ # pw_log_BACKEND = "$dir_pw_log_tokenized:log_backend"
+
+ # Log handler backend
+ # pw_tokenizer_GLOBAL_HANDLER_WITH_PAYLOAD_BACKEND =
+ # "//source/logging:tokenized_log_handler"
+ # pw_tokenizer_GLOBAL_HANDLER_WITH_PAYLOAD_BACKEND =
+ # "//source/logging:hldc_log_handler"
+
+ # Path to the nanopb installation. Defaults to included git module.
+ dir_pw_third_party_nanopb = "//third_party/nanopb"
+
+ pw_board_led_BACKEND = "//source/pw_board_led_stm32f429i_disc1"
+}
+
+target_toolchain_stm32f429i_disc1 = {
+ _excluded_members = [
+ "defaults",
+ "name",
+ ]
+ _excluded_defaults = [
+ "pw_cpu_exception_ENTRY_BACKEND",
+ "pw_cpu_exception_HANDLER_BACKEND",
+ "pw_cpu_exception_SUPPORT_BACKEND",
+ ]
+
+ debug = {
+ name = "stm32f429i_disc1_debug"
+ _toolchain_base = pw_target_toolchain_stm32f429i_disc1.debug
+ forward_variables_from(_toolchain_base, "*", _excluded_members)
+ defaults = {
+ forward_variables_from(_toolchain_base.defaults, "*", _excluded_defaults)
+ forward_variables_from(_device_toolchain_overrides, "*")
+ }
+ }
+
+ # Toolchain for tests only.
+ debug_tests = {
+ name = "stm32f429i_disc1_debug_tests"
+ _toolchain_base = pw_target_toolchain_stm32f429i_disc1.debug
+ forward_variables_from(_toolchain_base, "*", _excluded_members)
+ defaults = {
+ forward_variables_from(_toolchain_base.defaults, "*", _excluded_defaults)
+ forward_variables_from(_device_toolchain_overrides, "*")
+
+ # Force tests to use basic log backend to avoid generating and loading its
+ # own tokenized database.
+ pw_log_BACKEND = "$dir_pw_log_basic"
+ }
+ }
+}
+
+toolchains_list = [
+ target_toolchain_stm32f429i_disc1.debug,
+ target_toolchain_stm32f429i_disc1.debug_tests,
+]
