mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
synced 2025-05-03 03:40:54 -04:00
222 lines
8.8 KiB
C
222 lines
8.8 KiB
C
/*
|
|
FreeRTOS V8.2.0rc1 - Copyright (C) 2014 Real Time Engineers Ltd.
|
|
All rights reserved
|
|
|
|
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
|
|
|
|
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. Full license text is available on the following
|
|
link: http://www.freertos.org/a00114.html
|
|
|
|
1 tab == 4 spaces!
|
|
|
|
***************************************************************************
|
|
* *
|
|
* Having a problem? Start by reading the FAQ "My application does *
|
|
* not run, what could be wrong?". Have you defined configASSERT()? *
|
|
* *
|
|
* http://www.FreeRTOS.org/FAQHelp.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 *
|
|
* *
|
|
***************************************************************************
|
|
|
|
***************************************************************************
|
|
* *
|
|
* Investing in training allows your team to be as productive as *
|
|
* possible as early as possible, lowering your overall development *
|
|
* cost, and enabling you to bring a more robust product to market *
|
|
* earlier than would otherwise be possible. Richard Barry is both *
|
|
* the architect and key author of FreeRTOS, and so also the world's *
|
|
* leading authority on what is the world's most popular real time *
|
|
* kernel for deeply embedded MCU designs. Obtaining your training *
|
|
* from Richard ensures your team will gain directly from his in-depth *
|
|
* product knowledge and years of usage experience. Contact Real Time *
|
|
* Engineers Ltd to enquire about the FreeRTOS Masterclass, presented *
|
|
* by Richard Barry: http://www.FreeRTOS.org/contact
|
|
* *
|
|
***************************************************************************
|
|
|
|
***************************************************************************
|
|
* *
|
|
* You are receiving this top quality software for free. Please play *
|
|
* fair and reciprocate by reporting any suspected issues and *
|
|
* participating in the community forum: *
|
|
* http://www.FreeRTOS.org/support *
|
|
* *
|
|
* Thank you! *
|
|
* *
|
|
***************************************************************************
|
|
|
|
http://www.FreeRTOS.org - Documentation, books, training, latest versions,
|
|
license and Real Time Engineers Ltd. contact details.
|
|
|
|
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!
|
|
*/
|
|
|
|
/*-----------------------------------------------------------
|
|
* 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;
|
|
}
|
|
/*-----------------------------------------------------------*/
|