| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| #include <stdbool.h> |
| |
| #include "chpp/macros.h" |
| #include "chpp/memory.h" |
| #include "chpp/notifier.h" |
| #include "efw/include/interrupt_controller.h" |
| |
| void chppPlatformNotifierInit(struct ChppNotifier *notifier) { |
| notifier->task = xTaskGetCurrentTaskHandle(); |
| xTaskNotifyStateClear(notifier->task); |
| } |
| |
| void chppPlatformNotifierDeinit(struct ChppNotifier *notifier) {} |
| |
| uint32_t chppPlatformNotifierWait(struct ChppNotifier *notifier) { |
| uint32_t signal; |
| xTaskNotifyWait(0 /* ulBitsToClearOnEntry */, |
| UINT32_MAX /* ulBitsToClearOnExit */, &signal, |
| portMAX_DELAY /* xTicksToWait */); |
| return signal; |
| } |
| |
| void chppPlatformNotifierSignal(struct ChppNotifier *notifier, |
| uint32_t signal) { |
| if (InterruptController::Instance()->IsInterruptContext()) { |
| BaseType_t xHigherPriorityTaskWoken = 0; |
| xTaskNotifyFromISR(notifier->task, signal, eSetBits, |
| &xHigherPriorityTaskWoken); |
| portYIELD_FROM_ISR(xHigherPriorityTaskWoken); |
| } else { |
| xTaskNotify(notifier->task, signal, eSetBits); |
| } |
| } |