InfiniSim/sim/task.cpp

88 lines
3.0 KiB
C++

/*
* FreeRTOS Kernel V10.0.0
* Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software. If you wish to use our Amazon
* FreeRTOS name, please do so in a fair use way that does not cause confusion.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* http://www.FreeRTOS.org
* http://aws.amazon.com/freertos
*
* 1 tab == 4 spaces!
*/
#include <SDL2/SDL.h>
/* Standard includes. */
#include <chrono>
/* FreeRTOS includes. */
//#include "FreeRTOS.h"
#include "task.h"
//#include "timers.h"
//#include "stack_macros.h"
TickType_t xTaskGetTickCount()
{
static auto start = std::chrono::steady_clock::now();
auto now = std::chrono::steady_clock::now();
auto diff = std::chrono::duration_cast<std::chrono::duration<TickType_t, std::ratio<1, configTICK_RATE_HZ>>>(now - start);
return diff.count();
}
/*-----------------------------------------------------------*/
UBaseType_t uxTaskGetSystemState( TaskStatus_t * const pxTaskStatusArray, const UBaseType_t uxArraySize, uint32_t * const pulTotalRunTime) {
return 0;
}
void vTaskDelay( const TickType_t xTicksToDelay ) {
SDL_Delay(xTicksToDelay);
}
int sdl_function_wrapper(void *instance)
{
TaskHandle_t * task_handle = static_cast<TaskHandle_t*>(instance);
task_handle->task_fn(task_handle->instance);
return 0;
}
BaseType_t xTaskCreate(
TaskFunction_t pxTaskCode,
const char * const pcName, /*lint !e971 Unqualified char types are allowed for strings and single characters only. */
const configSTACK_DEPTH_TYPE usStackDepth,
void * const pvParameters,
UBaseType_t uxPriority,
TaskHandle_t * const pxCreatedTask )
{
pxCreatedTask->task_fn = pxTaskCode;
pxCreatedTask->instance = pvParameters;
pxCreatedTask->thread_handle = SDL_CreateThread(sdl_function_wrapper, pcName, pxCreatedTask);
return pxCreatedTask->thread_handle != nullptr;
}
BaseType_t xTaskNotifyGive(TaskHandle_t xTaskToNotify) {
return pdPASS;
}
TaskHandle_t xTaskGetCurrentTaskHandle() {
return {};
}
BaseType_t xTaskGetSchedulerState() {
return taskSCHEDULER_NOT_STARTED;
}