/* | |
FreeRTOS V6.0.4 - Copyright (C) 2010 Real Time Engineers Ltd. | |
*************************************************************************** | |
* * | |
* If you are: * | |
* * | |
* + New to FreeRTOS, * | |
* + Wanting to learn FreeRTOS or multitasking in general quickly * | |
* + Looking for basic training, * | |
* + Wanting to improve your FreeRTOS skills and productivity * | |
* * | |
* then take a look at the FreeRTOS eBook * | |
* * | |
* "Using the FreeRTOS Real Time Kernel - a Practical Guide" * | |
* http://www.FreeRTOS.org/Documentation * | |
* * | |
* A pdf reference manual is also available. Both are usually delivered * | |
* to your inbox within 20 minutes to two hours when purchased between 8am * | |
* and 8pm GMT (although please allow up to 24 hours in case of * | |
* exceptional circumstances). 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 exception 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. | |
*/ | |
#ifndef PORTMACRO_H | |
#define PORTMACRO_H | |
/*----------------------------------------------------------- | |
* Port specific definitions. | |
* | |
* The settings in this file configure FreeRTOS correctly for the | |
* given hardware and compiler. | |
* | |
* These settings should not be altered. | |
*----------------------------------------------------------- | |
*/ | |
/* Type definitions. */ | |
#define portCHAR char | |
#define portFLOAT float | |
#define portDOUBLE double | |
#define portLONG long | |
#define portSHORT int | |
#define portSTACK_TYPE unsigned char | |
#define portBASE_TYPE char | |
#if( configUSE_16_BIT_TICKS == 1 ) | |
typedef unsigned portSHORT portTickType; | |
#define portMAX_DELAY ( portTickType ) 0xffff | |
#else | |
typedef unsigned portLONG portTickType; | |
#define portMAX_DELAY ( portTickType ) 0xffffffff | |
#endif | |
/*-----------------------------------------------------------*/ | |
/* Hardware specifics. */ | |
#define portBYTE_ALIGNMENT 1 | |
#define portGLOBAL_INT_ENABLE_BIT 0x80 | |
#define portSTACK_GROWTH 1 | |
#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ ) | |
/*-----------------------------------------------------------*/ | |
/* Critical section management. */ | |
#define portDISABLE_INTERRUPTS() INTCONbits.GIEH = 0; | |
#define portENABLE_INTERRUPTS() INTCONbits.GIEH = 1; | |
/* Push the INTCON register onto the stack, then disable interrupts. */ | |
#define portENTER_CRITICAL() POSTINC1 = INTCON; \ | |
INTCONbits.GIEH = 0; | |
/* Retrieve the INTCON register from the stack, and enable interrupts | |
if they were saved as being enabled. Don't modify any other bits | |
within the INTCON register as these may have lagitimately have been | |
modified within the critical region. */ | |
#define portEXIT_CRITICAL() _asm \ | |
MOVF POSTDEC1, 1, 0 \ | |
_endasm \ | |
if( INDF1 & portGLOBAL_INT_ENABLE_BIT ) \ | |
{ \ | |
portENABLE_INTERRUPTS(); \ | |
} | |
/*-----------------------------------------------------------*/ | |
/* Task utilities. */ | |
extern void vPortYield( void ); | |
#define portYIELD() vPortYield() | |
/*-----------------------------------------------------------*/ | |
/* Task function macros as described on the FreeRTOS.org WEB site. */ | |
#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters ) | |
#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters ) | |
/*-----------------------------------------------------------*/ | |
/* Required by the kernel aware debugger. */ | |
#ifdef __DEBUG | |
#define portREMOVE_STATIC_QUALIFIER | |
#endif | |
#define portNOP() _asm \ | |
NOP \ | |
_endasm | |
#endif /* PORTMACRO_H */ | |