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variantHooks.cpp
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/*
FreeRTOS V8.2.3 - This file is NOT part of the FreeRTOS distribution.
FreeRTOS is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License (version 2) as published by the
Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
***************************************************************************
>>! NOTE: The modification to the GPL is included to allow you to !<<
>>! distribute a combined work that includes FreeRTOS without being !<<
>>! obliged to provide the source code for proprietary components !<<
>>! outside of the FreeRTOS kernel. !<<
***************************************************************************
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. Full license text is available on the following
link: http://www.freertos.org/a00114.html
***************************************************************************
* *
* FreeRTOS provides completely free yet professionally developed, *
* robust, strictly quality controlled, supported, and cross *
* platform software that is more than just the market leader, it *
* is the industry's de facto standard. *
* *
* Help yourself get started quickly while simultaneously helping *
* to support the FreeRTOS project by purchasing a FreeRTOS *
* tutorial book, reference manual, or both: *
* http://www.FreeRTOS.org/Documentation *
* *
***************************************************************************
http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
the FAQ page "My application does not run, what could be wrong?". Have you
defined configASSERT()?
http://www.FreeRTOS.org/support - In return for receiving this top quality
embedded software for free we request you assist our global community by
participating in the support forum.
http://www.FreeRTOS.org/training - Investing in training allows your team to
be as productive as possible as early as possible. Now you can receive
FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
Ltd, and the world's leading authority on the world's leading RTOS.
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
including FreeRTOS+Trace - an indispensable productivity tool, a DOS
compatible FAT file system, and our tiny thread aware UDP/IP stack.
http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
licenses offer ticketed support, indemnification and commercial middleware.
http://www.SafeRTOS.com - High Integrity Systems also provide a safety
engineered and independently SIL3 certified version for use in safety and
mission critical applications that require provable dependability.
1 tab == 4 spaces!
*/
#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/sleep.h>
#include <util/delay.h>
#include <Arduino.h>
/* FreeRTOS includes. */
#include "Arduino_FreeRTOS.h"
#include "task.h"
#include "timers.h"
extern void setup(void);
extern void loop(void);
/*-----------------------------------------------------------*/
void initVariant(void) __attribute__ ((flatten, OS_main));
void initVariant(void)
{
#if defined(USBCON)
USBDevice.attach();
#endif
setup(); // the normal Arduino setup() function is run here.
vTaskStartScheduler(); // initialise and run the freeRTOS scheduler. Execution should never return here.
vApplicationMallocFailedHook(); // Probably we've failed trying to initialise heap for the scheduler. Let someone know.
}
/*-----------------------------------------------------------*/
#if ( configUSE_IDLE_HOOK == 1 )
/*
* Call the user defined loop() function from within the idle task.
* This allows the application designer to add background functionality
* without the overhead of a separate task.
*
* NOTE: vApplicationIdleHook() MUST NOT, UNDER ANY CIRCUMSTANCES, CALL A FUNCTION THAT MIGHT BLOCK.
*
*/
void vApplicationIdleHook( void ) __attribute__((weak));
void vApplicationIdleHook( void )
{
loop(); // the normal Arduino loop() function is run here.
if (serialEventRun) serialEventRun();
}
#endif /* configUSE_IDLE_HOOK == 1 */
/*-----------------------------------------------------------*/
#if ( configUSE_MALLOC_FAILED_HOOK == 1 )
/*---------------------------------------------------------------------------*\
Usage:
called by task system when a malloc failure is noticed
Description:
Malloc failure handler -- Shut down all interrupts, send serious complaint
to command port. FAST Blink on main LED.
Arguments:
pxTask - pointer to task handle
pcTaskName - pointer to task name
Results:
<none>
Notes:
This routine will never return.
This routine is referenced in the task.c file of FreeRTOS as an extern.
\*---------------------------------------------------------------------------*/
void vApplicationMallocFailedHook( void ) __attribute__((weak));
void vApplicationMallocFailedHook( void )
{
#if defined(__AVR_ATmega640__) || defined(__AVR_ATmega1280__) || defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega2561__) // Arduino Mega with 2560
DDRB |= _BV(DDB7);
PORTB |= _BV(PORTB7); // Main (red PB7) LED on. Main LED on.
#elif defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644PA__) || defined(__AVR_ATmega1284P__) || defined(__AVR_ATmega1284PA__) // Seeed Goldilocks with 1284p
DDRB |= _BV(DDB7);
PORTB |= _BV(PORTB7); // Main (red PB7) LED on. Main LED on.
#elif defined(__AVR_ATmega328P__) || defined(__AVR_ATmega168__) || defined(__AVR_ATmega8__) // assume we're using an Arduino Uno with 328p
DDRB |= _BV(DDB5);
PORTB |= _BV(PORTB5); // Main (red PB5) LED on. Main LED on.
#elif defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega16U4__) // assume we're using an Arduino Leonardo with 32u4
DDRC |= _BV(DDC7);
PORTC |= _BV(PORTC7); // Main (red PC7) LED on. Main LED on.
#endif
for(;;)
{
_delay_ms(50);
loop();
#if defined(__AVR_ATmega640__) || defined(__AVR_ATmega1280__) || defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega2561__) // Mega with 2560
PINB |= _BV(PINB7); // Main (red PB7) LED toggle. Main LED fast blink.
#elif defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644PA__) || defined(__AVR_ATmega1284P__) || defined(__AVR_ATmega1284PA__) // Seeed Goldilocks with 1284p
PINB |= _BV(PINB7); // Main (red PB7) LED toggle. Main LED fast blink.
#elif defined(__AVR_ATmega328P__) || defined(__AVR_ATmega168__) || defined(__AVR_ATmega8__) // assume we're using an Arduino Uno with 328p
PINB |= _BV(PINB5); // Main (red PB5) LED toggle. Main LED fast blink.
#elif defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega16U4__) // assume we're using an Arduino Leonardo with 32u4
PINC |= _BV(PINC7); // Main (red PC7) LED toggle. Main LED fast blink.
#endif
}
}
#endif /* configUSE_MALLOC_FAILED_HOOK == 1 */
/*-----------------------------------------------------------*/
#if ( configCHECK_FOR_STACK_OVERFLOW == 1 )
/*---------------------------------------------------------------------------*\
Usage:
called by task system when a stack overflow is noticed
Description:
Stack overflow handler -- Shut down all interrupts, send serious complaint
to command port. SLOW Blink on main LED.
Arguments:
pxTask - pointer to task handle
pcTaskName - pointer to task name
Results:
<none>
Notes:
This routine will never return.
This routine is referenced in the task.c file of FreeRTOS as an extern.
\*---------------------------------------------------------------------------*/
void vApplicationStackOverflowHook( TaskHandle_t xTask, portCHAR *pcTaskName ) __attribute__((weak));
void vApplicationStackOverflowHook( TaskHandle_t xTask __attribute__((unused)), portCHAR *pcTaskName __attribute__((unused)) )
{
#if defined(__AVR_ATmega640__) || defined(__AVR_ATmega1280__) || defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega2561__) // Arduino Mega with 2560
DDRB |= _BV(DDB7);
PORTB |= _BV(PORTB7); // Main (red PB7) LED on. Main LED on.
#elif defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644PA__) || defined(__AVR_ATmega1284P__) || defined(__AVR_ATmega1284PA__) // Seeed Goldilocks with 1284p
DDRB |= _BV(DDB7);
PORTB |= _BV(PORTB7); // Main (red PB7) LED on. Main LED on.
#elif defined(__AVR_ATmega328P__) || defined(__AVR_ATmega168__) || defined(__AVR_ATmega8__) // assume we're using an Arduino Uno with 328p
DDRB |= _BV(DDB5);
PORTB |= _BV(PORTB5); // Main (red PB5) LED on. Main LED on.
#elif defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega16U4__) // assume we're using an Arduino Leonardo with 32u4
DDRC |= _BV(DDC7);
PORTC |= _BV(PORTC7); // Main (red PC7) LED on. Main LED on.
#endif
for(;;)
{
_delay_ms(2000);
#if defined(__AVR_ATmega640__) || defined(__AVR_ATmega1280__) || defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega2561__) // Arduino Mega with 2560
PINB |= _BV(PINB7); // Main (red PB7) LED toggle. Main LED slow blink.
#elif defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644PA__) || defined(__AVR_ATmega1284P__) || defined(__AVR_ATmega1284PA__) // Seeed Goldilocks with 1284p
PINB |= _BV(PINB7); // Main (red PB7) LED toggle. Main LED slow blink.
#elif defined(__AVR_ATmega328P__) || defined(__AVR_ATmega168__) || defined(__AVR_ATmega8__) // assume we're using an Arduino Uno with 328p
PINB |= _BV(PINB5); // Main (red PB5) LED toggle. Main LED slow blink.
#elif defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega16U4__) // assume we're using an Arduino Leonardo with 32u4
PINC |= _BV(PINC7); // Main (red PC7) LED toggle. Main LED slow blink.
#endif
}
}
#endif /* configCHECK_FOR_STACK_OVERFLOW == 1 */
/*-----------------------------------------------------------*/