| // Copyright 2023 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. |
| |
| #define PW_LOG_MODULE_NAME "pw_system" |
| |
| #include "FreeRTOS.h" |
| #include "pw_log/log.h" |
| #include "pw_preprocessor/compiler.h" |
| #include "pw_string/util.h" |
| #include "pw_system/init.h" |
| #include "task.h" |
| |
| // System core clock value definition, usually provided by the CMSIS package. |
| uint32_t SystemCoreClock = 96'000'000ul; |
| |
| namespace { |
| |
| #if configCHECK_FOR_STACK_OVERFLOW != 0 |
| std::array<char, configMAX_TASK_NAME_LEN> temp_thread_name_buffer; |
| #endif // configCHECK_FOR_STACK_OVERFLOW |
| |
| #if configUSE_TIMERS == 1 |
| std::array<StackType_t, configTIMER_TASK_STACK_DEPTH> freertos_timer_stack; |
| StaticTask_t freertos_timer_tcb; |
| #endif // configUSE_TIMERS == 1 |
| |
| std::array<StackType_t, configMINIMAL_STACK_SIZE> freertos_idle_stack; |
| StaticTask_t freertos_idle_tcb; |
| } // namespace |
| |
| #if configCHECK_FOR_STACK_OVERFLOW != 0 |
| PW_EXTERN_C void vApplicationStackOverflowHook(TaskHandle_t, char* pcTaskName) { |
| pw::string::Copy(pcTaskName, temp_thread_name_buffer); |
| PW_CRASH("Stack OVF for task %s", temp_thread_name_buffer.data()); |
| } |
| #endif // configCHECK_FOR_STACK_OVERFLOW |
| |
| #if configUSE_TIMERS == 1 |
| PW_EXTERN_C void vApplicationGetTimerTaskMemory( |
| StaticTask_t** ppxTimerTaskTCBBuffer, |
| StackType_t** ppxTimerTaskStackBuffer, |
| uint32_t* pulTimerTaskStackSize) { |
| *ppxTimerTaskTCBBuffer = &freertos_timer_tcb; |
| *ppxTimerTaskStackBuffer = freertos_timer_stack.data(); |
| *pulTimerTaskStackSize = freertos_timer_stack.size(); |
| } |
| #endif // configUSE_TIMERS == 1 |
| |
| PW_EXTERN_C void vApplicationGetIdleTaskMemory( |
| StaticTask_t** ppxIdleTaskTCBBuffer, |
| StackType_t** ppxIdleTaskStackBuffer, |
| uint32_t* pulIdleTaskStackSize) { |
| *ppxIdleTaskTCBBuffer = &freertos_idle_tcb; |
| *ppxIdleTaskStackBuffer = freertos_idle_stack.data(); |
| *pulIdleTaskStackSize = freertos_idle_stack.size(); |
| } |
| |
| int main() { |
| pw::system::Init(); |
| vTaskStartScheduler(); |
| |
| PW_UNREACHABLE; |
| } |