| # Copyright 2021 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("$dir_pw_build/target_types.gni") |
| import("$dir_pw_chrono/backend.gni") |
| import("$dir_pw_docgen/docs.gni") |
| |
| config("public_include_path") { |
| include_dirs = [ "public" ] |
| visibility = [ ":*" ] |
| } |
| |
| config("backend_config") { |
| include_dirs = [ "public_overrides" ] |
| visibility = [ ":*" ] |
| } |
| |
| # This target provides the backend for pw::sync::InterruptSpinLock. |
| # The provided implementation makes a single attempt to acquire the lock and |
| # asserts if it is unavailable. It does not perform interrupt masking or disable |
| # global interrupts, so this implementation does not support simultaneous |
| # multi-threaded environments including IRQs, and is only meant to prevent |
| # data corruption. This implementation is not yet set up to support hardware |
| # multi-threading (SMP, SMT, etc). |
| pw_source_set("interrupt_spin_lock") { |
| public_configs = [ |
| ":public_include_path", |
| ":backend_config", |
| ] |
| public = [ |
| "public/pw_sync_baremetal/interrupt_spin_lock_inline.h", |
| "public/pw_sync_baremetal/interrupt_spin_lock_native.h", |
| "public_overrides/pw_sync_backend/interrupt_spin_lock_inline.h", |
| "public_overrides/pw_sync_backend/interrupt_spin_lock_native.h", |
| ] |
| public_deps = [ |
| "$dir_pw_assert", |
| "$dir_pw_sync:interrupt_spin_lock.facade", |
| "$dir_pw_sync:yield_core", |
| ] |
| } |
| |
| # This target provides the backend for pw::sync::Mutex. |
| # The provided implementation makes a single attempt to acquire the lock and |
| # asserts if it is unavailable. This implementation is not yet set up to support |
| # hardware multi-threading (SMP, SMT, etc). |
| pw_source_set("mutex") { |
| public_configs = [ |
| ":public_include_path", |
| ":backend_config", |
| ] |
| public = [ |
| "public/pw_sync_baremetal/mutex_inline.h", |
| "public/pw_sync_baremetal/mutex_native.h", |
| "public_overrides/pw_sync_backend/mutex_inline.h", |
| "public_overrides/pw_sync_backend/mutex_native.h", |
| ] |
| public_deps = [ |
| "$dir_pw_assert", |
| "$dir_pw_sync:mutex.facade", |
| ] |
| } |
| |
| pw_doc_group("docs") { |
| sources = [ "docs.rst" ] |
| } |