Appli.c

// *****************************************************************************
// Filename    : Appli.c
// 
// Core        : STM32F100RB Cortex(R)-M3
// 
// Board       : STM32VLDISCOVERY
//
// Compiler    : ARM(R) Compiler v5.06 for uVision (Keil)
//
// Author      : Chalandi Amine
//
// Owner       : Chalandi Amine
// 
// Date        : 04.09.2017
// 
// Description : Main function
//
// License     : GNU General Public License v3.0
// 
// *****************************************************************************
#include"GPIO.h"
#include"TCB.h"
#include"OsAPIs.h"

static void Appli_LedInit(void);


#define TURN_ON_LED_BLUE()    GPIOC_ODR.ODR8 = 1
#define TURN_OFF_LED_BLUE()   GPIOC_ODR.ODR8 = 0
#define TURN_ON_LED_GREEN()   GPIOC_ODR.ODR9 = 1
#define TURN_OFF_LED_GREEN()  GPIOC_ODR.ODR9 = 0

#define TOGGLE_BLUE_LED()     { OS_DisableAllInterrupts(); GPIOC_ODR.ODR8 ^= 1; OS_EnableAllInterrupts(); }
#define TOGGLE_GREEN_LED()    { OS_DisableAllInterrupts(); GPIOC_ODR.ODR9 ^= 1; OS_EnableAllInterrupts(); }

int main(void)
{
  Appli_LedInit();

  OS_StartOS(APP_MODE_DEFAULT);

  return(0);
}

static void Appli_LedInit(void)
{
  /* Set PC8 and PC9 output mode */
  GPIOC_CRH.CN8   = 0;
  GPIOC_CRH.MODE8 = 3;
  GPIOC_CRH.CN9   = 0;
  GPIOC_CRH.MODE9 = 3;
}


TASK(T1)
{
  TURN_ON_LED_BLUE();

  const OsEventMaskType OsWaitEventMask = (OsEventMaskType) EVT_BLINK_BLUE_LED;

  (void)OS_SetRelAlarm(ALARM_BLUE_LED, 0, 997);

  for(;;)
  {
    OsEventMaskType Events = (OsEventMaskType) 0U;

    if(E_OK == OS_WaitEvent(OsWaitEventMask))
    {
      (void) OS_GetEvent((OsTaskType)T1, &Events);

      if((Events & EVT_BLINK_BLUE_LED) == EVT_BLINK_BLUE_LED)
      {
        OS_ClearEvent(EVT_BLINK_BLUE_LED);
        TOGGLE_BLUE_LED();
      }
    }
    else
    {
      OS_TerminateTask(); /* In case of error we switch off the task */
    }
  }
}

TASK(Idle)
{
  TURN_ON_LED_GREEN();

  const OsEventMaskType OsWaitEventMask = (OsEventMaskType) EVT_BLINK_GREEN_LED;

  (void)OS_SetRelAlarm(ALARM_GREEN_LED,0, 503);

  for(;;)
  {
    OsEventMaskType Events = (OsEventMaskType) 0U;

    if(E_OK == OS_WaitEvent(OsWaitEventMask))
    {
      (void) OS_GetEvent((OsTaskType)Idle, &Events);

      if((Events & EVT_BLINK_GREEN_LED) == EVT_BLINK_GREEN_LED)
      {
        OS_ClearEvent(EVT_BLINK_GREEN_LED);

        TOGGLE_GREEN_LED();
      }
    }
    else
    {
      OS_TerminateTask(); /* In case of error we switch off the task */
    }
  }
}