/* | |
FreeRTOS V7.0.1 - Copyright (C) 2011 Real Time Engineers Ltd. | |
*************************************************************************** | |
* * | |
* FreeRTOS tutorial books are available in pdf and paperback. * | |
* Complete, revised, and edited pdf reference manuals are also * | |
* available. * | |
* * | |
* Purchasing FreeRTOS documentation will not only help you, by * | |
* ensuring you get running as quickly as possible and with an * | |
* in-depth knowledge of how to use FreeRTOS, it will also help * | |
* the FreeRTOS project to continue with its mission of providing * | |
* professional grade, cross platform, de facto standard solutions * | |
* for microcontrollers - completely free of charge! * | |
* * | |
* >>> See http://www.FreeRTOS.org/Documentation for details. <<< * | |
* * | |
* Thank you for using FreeRTOS, and thank you for your support! * | |
* * | |
*************************************************************************** | |
This file is 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. See the GNU General Public License for | |
more details. You should have received a copy of the GNU General Public | |
License and the FreeRTOS license exception along with FreeRTOS; if not it | |
can be viewed here: http://www.freertos.org/a00114.html and also obtained | |
by writing to Richard Barry, contact details for whom are available on the | |
FreeRTOS WEB site. | |
1 tab == 4 spaces! | |
http://www.FreeRTOS.org - Documentation, latest information, license and | |
contact details. | |
http://www.SafeRTOS.com - A version that is certified for use in safety | |
critical systems. | |
http://www.OpenRTOS.com - Commercial support, development, porting, | |
licensing and training services. | |
*/ | |
/*----------------------------------------------------------- | |
* Simple parallel port IO routines. | |
*-----------------------------------------------------------*/ | |
/* Kernel includes. */ | |
#include "FreeRTOS.h" | |
#include "task.h" | |
/* Fujitsu drivers/libraries. */ | |
#include "mb9bf506n.h" | |
#include "system_mb9bf50x.h" | |
/* Only the LEDs on one of the two seven segment displays are used. */ | |
#define partstMAX_LEDS 8 | |
/* The LEDs are controlled by bits 8 to 15 of the IO port. */ | |
#define partstLED_0_OFFSET 8 | |
/*-----------------------------------------------------------*/ | |
void vParTestInitialise( void ) | |
{ | |
const unsigned short usGPIOState = 0xFF00U; | |
/* Analog inputs are not used on the LED outputs. */ | |
FM3_GPIO->ADE = 0x00FF; | |
/* LED seg1 to GPIO output (P18->P1F). */ | |
FM3_GPIO->DDR1 = 0xFF00; | |
FM3_GPIO->PFR1 = 0x0000; | |
/* LED seg2 to GPIO output (P30->P3F). */ | |
FM3_GPIO->DDR3 = 0xFF00; | |
FM3_GPIO->PFR3 = 0x0000; | |
/* Start with all LEDs off. */ | |
FM3_GPIO->PDOR3 = usGPIOState; | |
FM3_GPIO->PDOR1 = usGPIOState; | |
} | |
/*-----------------------------------------------------------*/ | |
void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue ) | |
{ | |
if( uxLED < partstMAX_LEDS ) | |
{ | |
/* A critical section is used as the LEDs are also accessed from an | |
interrupt. */ | |
taskENTER_CRITICAL(); | |
{ | |
if( xValue == pdTRUE ) | |
{ | |
FM3_GPIO->PDOR3 &= ~( 1UL << ( uxLED + partstLED_0_OFFSET ) ); | |
} | |
else | |
{ | |
FM3_GPIO->PDOR3 |= ( 1UL << ( uxLED + partstLED_0_OFFSET ) ); | |
} | |
} | |
taskEXIT_CRITICAL(); | |
} | |
} | |
/*-----------------------------------------------------------*/ | |
void vParTestSetLEDFromISR( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue ) | |
{ | |
unsigned portBASE_TYPE uxInterruptFlags; | |
uxInterruptFlags = portSET_INTERRUPT_MASK_FROM_ISR(); | |
{ | |
if( uxLED < partstMAX_LEDS ) | |
{ | |
if( xValue == pdTRUE ) | |
{ | |
FM3_GPIO->PDOR3 &= ~( 1UL << ( uxLED + partstLED_0_OFFSET ) ); | |
} | |
else | |
{ | |
FM3_GPIO->PDOR3 |= ( 1UL << ( uxLED + partstLED_0_OFFSET ) ); | |
} | |
} | |
} | |
portCLEAR_INTERRUPT_MASK_FROM_ISR( uxInterruptFlags ); | |
} | |
/*-----------------------------------------------------------*/ | |
void vParTestToggleLED( unsigned portBASE_TYPE uxLED ) | |
{ | |
if( uxLED < partstMAX_LEDS ) | |
{ | |
/* A critical section is used as the LEDs are also accessed from an | |
interrupt. */ | |
taskENTER_CRITICAL(); | |
{ | |
if( ( FM3_GPIO->PDOR3 & ( 1UL << ( uxLED + partstLED_0_OFFSET ) ) ) != 0UL ) | |
{ | |
FM3_GPIO->PDOR3 &= ~( 1UL << ( uxLED + partstLED_0_OFFSET ) ); | |
} | |
else | |
{ | |
FM3_GPIO->PDOR3 |= ( 1UL << ( uxLED + partstLED_0_OFFSET ) ); | |
} | |
} | |
taskEXIT_CRITICAL(); | |
} | |
} | |
/*-----------------------------------------------------------*/ | |
long lParTestGetLEDState( unsigned long ulLED ) | |
{ | |
long lReturn = pdFALSE; | |
if( ulLED < partstMAX_LEDS ) | |
{ | |
taskENTER_CRITICAL(); | |
{ | |
if( ( FM3_GPIO->PDOR3 & ( 1UL << ( ulLED + partstLED_0_OFFSET ) ) ) == 0UL ) | |
{ | |
lReturn = pdTRUE; | |
} | |
} | |
taskEXIT_CRITICAL(); | |
} | |
return lReturn; | |
} | |
/*-----------------------------------------------------------*/ |