/* FreeRTOS V7.4.2 - Copyright (C) 2013 Real Time Engineers Ltd. FEATURES AND PORTS ARE ADDED TO FREERTOS ALL THE TIME. PLEASE VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION. *************************************************************************** * * * 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 Real Time Engineers Ltd., contact details for whom are available on the FreeRTOS WEB site. 1 tab == 4 spaces! *************************************************************************** * * * Having a problem? Start by reading the FAQ "My application does * * not run, what could be wrong?" * * * * http://www.FreeRTOS.org/FAQHelp.html * * * *************************************************************************** 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, and our new fully thread aware and reentrant UDP/IP stack. http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High Integrity Systems, who sell the code with commercial support, indemnification and middleware, under the OpenRTOS brand. 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. */ #ifndef PORTMACRO_H #define PORTMACRO_H #ifdef __cplusplus extern "C" { #endif /* Hardware specifics. */ #include "machine.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 - these are a bit legacy and not really used now, other than portSTACK_TYPE and portBASE_TYPE. */ #define portCHAR char #define portFLOAT float #define portDOUBLE double #define portLONG long #define portSHORT short #define portSTACK_TYPE unsigned portLONG #define portBASE_TYPE long #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 8 /* Could make four, according to manual. */ #define portSTACK_GROWTH -1 #define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ ) #define portNOP() nop() #ifdef configASSERT #define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() configASSERT( ( get_ipl() <= configMAX_SYSCALL_INTERRUPT_PRIORITY ) ) #endif #pragma inline_asm vPortYield static void vPortYield( void ) { /* Save clobbered register - may not actually be necessary if inline asm functions are considered to use the same rules as function calls by the compiler. */ PUSH.L R5 /* Set ITU SWINTR. */ MOV.L #553696, R5 MOV.B #1, [R5] /* Read back to ensure the value is taken before proceeding. */ MOV.L [R5], R5 /* Restore clobbered register to its previous value. */ POP R5 } #define portYIELD() vPortYield() #define portYIELD_FROM_ISR( x ) if( x != pdFALSE ) portYIELD() /* * These macros should be called directly, but through the taskENTER_CRITICAL() * and taskEXIT_CRITICAL() macros. */ #define portENABLE_INTERRUPTS() set_ipl( 0 ) #define portDISABLE_INTERRUPTS() set_ipl( configMAX_SYSCALL_INTERRUPT_PRIORITY ) /* Critical nesting counts are stored in the TCB. */ #define portCRITICAL_NESTING_IN_TCB ( 1 ) /* The critical nesting functions defined within tasks.c. */ extern void vTaskEnterCritical( void ); extern void vTaskExitCritical( void ); #define portENTER_CRITICAL() vTaskEnterCritical() #define portEXIT_CRITICAL() vTaskExitCritical() /* As this port allows interrupt nesting... */ #define portSET_INTERRUPT_MASK_FROM_ISR() get_ipl(); set_ipl( ( long ) configMAX_SYSCALL_INTERRUPT_PRIORITY ) #define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedInterruptStatus ) set_ipl( ( long ) uxSavedInterruptStatus ) /*-----------------------------------------------------------*/ /* 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 ) #ifdef __cplusplus } #endif #endif /* PORTMACRO_H */