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/**
* #######################################################################################
* GAYE Abdoulaye Walsimou, <walsimou@walsimou.com>
* Copyright(C) 2009 GAYE Abdoulaye Walsimou, <walsimou@walsimou.com>. All rights reserved.
*
* This program is free software; you can distribute it and/or modify it
* under the terms of the GNU General Public License
* (Version 2 or later) published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
* #######################################################################################
*
* \file main.c
* \brief main function for SDCC PIC18 (pic16 arch in sddc world) port.
* \brief It is based on existing PIC18 port.
* \author GAYE Abdoulaye Walsimou, <walsimou@walsimou.com>
* \date february 2009
* #######################################################################################
*/
#include "FreeRTOS.h"
#include "task.h"
#include <pic18fregs.h>
#include <malloc.h>
void panic(void);
void prvSetupHardware(void);
void prvtask1_func(void *pvparam);
void prvtask2_func(void *pvparam);
void prvtask3_func(void *pvparam);
void prvtask4_func(void *pvparam);
#define LED1_PORT PORTAbits.RA0
#define LED1_PORT_CONFIG TRISAbits.TRISA0
#define LED2_PORT PORTBbits.RB7
#define LED2_PORT_CONFIG TRISBbits.TRISB7
#define LED3_PORT PORTCbits.RC0
#define LED3_PORT_CONFIG TRISCbits.TRISC0
#define PANIC_PORT PORTDbits.RD0
#define PANIC_PORT_CONFIG TRISDbits.TRISD0
extern volatile __data unsigned char heap[configTOTAL_HEAP_SIZE];
#pragma stack 0x80 64
void main (void)
{
prvSetupHardware();
xTaskCreate(prvtask1_func,"T1",configMINIMAL_STACK_SIZE,NULL,1,NULL);
xTaskCreate(prvtask2_func,"T2",configMINIMAL_STACK_SIZE,NULL,1,NULL);
xTaskCreate(prvtask3_func,"T3",configMINIMAL_STACK_SIZE,NULL,4,NULL);
vTaskStartScheduler();
}
void prvtask1_func(void* pvparam)
{
(void*) pvparam;
for(;;)
{
portENTER_CRITICAL();
LED1_PORT=LED1_PORT^1;
portEXIT_CRITICAL();
}
}
void prvtask2_func(void* pvparam)
{
(void*) pvparam;
for(;;)
{
portENTER_CRITICAL();
LED2_PORT=LED2_PORT^1;
portEXIT_CRITICAL();
}
}
void prvtask3_func(void* pvparam)
{
(void*) pvparam;
for(;;)
{
portENTER_CRITICAL();
LED3_PORT=LED3_PORT^1;
portEXIT_CRITICAL();
vTaskDelay(20);
}
}
void panic (void)
{
portDISABLE_INTERRUPTS();
for(;;)
{
PANIC_PORT=PANIC_PORT^1;
}
}
static void prvSetupHardware(void)
{
/*Please do not remove the call of _initHeap unless you know what you're doing*/
_initHeap(heap,configTOTAL_HEAP_SIZE);
LED1_PORT=0;
LED1_PORT_CONFIG=0;
LED2_PORT=0;
LED2_PORT_CONFIG=0;
LED3_PORT=0;
LED3_PORT_CONFIG=0;
PANIC_PORT=0;
PANIC_PORT_CONFIG=0;
}
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