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129 lines
3.1 KiB
129 lines
3.1 KiB
/*
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* application.c
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*
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* Created on: 22.09.2022
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* Author: jonas
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*/
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#include "fsl_debug_console.h"
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#include "platform.h"
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#include "application.h"
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#include "McuWait.h"
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#include "McuLED.h"
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#include "McuLog.h"
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#include "debounce.h"
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#define APP_DEBUG
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/* blue led pins */
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#define LED_BLUE_GPIO GPIOC
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#define LED_BLUE_PORT PORTC
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#define LED_BLUE_PIN 2U
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/* vars */
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static McuLED_Handle_t LED_blue;
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static McuGPIO_Handle_t GPIO_PowerRaspi;
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static McuGPIO_Handle_t GPIO_RaspiShutdownIndicator;
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static uint32_t taskParameter1 = 5;
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static TaskHandle_t appTaskHandle = NULL;
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static QueueHandle_t eventQueueHandle = NULL;
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/* function declaration */
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/* Application initialization */
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void App_Init(void){
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/* configure blue LED */
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McuLED_Config_t config;
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McuLED_GetDefaultConfig(&config);
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config.isLowActive = true;
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config.isOnInit = false;
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config.hw.gpio = LED_BLUE_GPIO;
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config.hw.port = LED_BLUE_PORT;
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config.hw.pin = LED_BLUE_PIN;
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LED_blue = McuLED_InitLed(&config);
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/* configure gpio raspi power off GPIO (GP_0)*/
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McuGPIO_Config_t config_gp0;
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McuGPIO_GetDefaultConfig(&config_gp0);
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config_gp0.hw.gpio = GPIOA;
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config_gp0.hw.port = PORTA;
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config_gp0.hw.pin = 1U;
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config_gp0.isInput = false; // Output
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config_gp0.isHighOnInit = true; // active low
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config_gp0.hw.pull = McuGPIO_PULL_DISABLE; // disable pull
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GPIO_PowerRaspi = McuGPIO_InitGPIO(&config_gp0);
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/* configure gpio raspi shutdown indicator (GP_1) */
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McuGPIO_Config_t config_gp1;
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McuGPIO_GetDefaultConfig(&config_gp1);
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config_gp1.hw.gpio = GPIOA;
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config_gp1.hw.port = PORTA;
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config_gp1.hw.pin = 2U;
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config_gp1.isInput = true; // input
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config_gp1.hw.pull = McuGPIO_PULL_DISABLE; // disable pull
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GPIO_RaspiShutdownIndicator = McuGPIO_InitGPIO(&config_gp1);
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// get the event queue handle from debounce
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eventQueueHandle = Debounce_GetEventQueueHandle();
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}
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/* App Task */
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static void App_Task(void* pv){
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McuLog_info("Application Task starting");
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while(1){
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Debounce_event_e event = Event_None;
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// get event data from queue if it can be reached
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if(eventQueueHandle != NULL)
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{
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// ignore errors, since it is very well possible that the queue is empty
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xQueueReceive(eventQueueHandle, &event, pdMS_TO_TICKS(20));
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}
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// turn off raspberry pi if requested by button press
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if(event == Button_Up_Pressed){
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McuGPIO_SetLow(GPIO_PowerRaspi);
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vTaskDelay(pdMS_TO_TICKS(1000));
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McuGPIO_SetHigh(GPIO_PowerRaspi);
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}
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// turn on led if the power off indicator is on (Raspi is shut down)
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if(McuGPIO_IsHigh(GPIO_RaspiShutdownIndicator)){
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McuLED_On(LED_blue);
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}else{
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McuLED_Off(LED_blue);
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}
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vTaskDelay(pdMS_TO_TICKS(100));
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}
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}
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/* Application run */
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void App_Run(void){
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BaseType_t res;
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res = xTaskCreate( App_Task,
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"appTask",
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900/sizeof(StackType_t),
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&taskParameter1,
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tskIDLE_PRIORITY,
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&appTaskHandle);
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if(res != pdPASS) // task creation not successful?
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{
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PRINTF("Task creation of app task failed");
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for(;;) {} // Endless loop
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}
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vTaskStartScheduler();
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}
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/* Application de-initialization */
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void App_Deinit(void){
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}
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