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/*
* Copyright (c) 2015, Freescale Semiconductor, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice, this list
* of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* o Neither the name of Freescale Semiconductor, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
///////////////////////////////////////////////////////////////////////////////
// Includes
///////////////////////////////////////////////////////////////////////////////
#include "FreeRTOS.h"
#include "task.h"
#include "board.h"
#include "debug_console_imx.h"
#include "sema4_mutex.h"
#define SEMA4_DEMO_GATE (3)
////////////////////////////////////////////////////////////////////////////////
// Code
////////////////////////////////////////////////////////////////////////////////
static void Sema4Test()
{
SEMA4_Mutex_Lock(SEMA4_DEMO_GATE);
PRINTF("\n\r...SEMA4 mutex lock successfully!\n\r");
SEMA4_Mutex_Unlock(SEMA4_DEMO_GATE);
}
/*!
* @brief A basic user-defined task
*/
void Sema4Task(void *pvParameters)
{
uint8_t receiveBuff;
// Print the initial banner
PRINTF("================== SEMA4 demo ==================\n\r");
while(1)
{
// Main routine that triggers a SEMA4 lock
PRINTF("Enter command:\n\r");
PRINTF("----- 'm' to manually trigger a SEMA4 lock\n\r");
PRINTF("----- 'a' to automatically trigger SEMA4 lock every 5 seconds\n\r");
// First, get character
receiveBuff = GETCHAR();
// Now echo the received character
PUTCHAR(receiveBuff);
if (receiveBuff == 'm')
{
Sema4Test();
}
else if (receiveBuff == 'a')
{
while (true)
{
Sema4Test();
PRINTF("Wait for 5 seconds......\n\r");
vTaskDelay(5 * configTICK_RATE_HZ);
}
}
}
}
/*!
* @brief Main function
*/
int main(void)
{
// Initialize demo application pins setting and clock setting.
hardware_init();
// Initialize SEMA4 mutex gate and reset
SEMA4_Mutex_Init(SEMA4_DEMO_GATE, true);
// Create a demo task which will print Hello world and echo user's input.
xTaskCreate(Sema4Task, "SEMA4 Task", configMINIMAL_STACK_SIZE,
NULL, tskIDLE_PRIORITY+1, NULL);
// Start FreeRTOS scheduler.
vTaskStartScheduler();
// Should never reach this point.
while (true);
}
/*******************************************************************************
* EOF
******************************************************************************/
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