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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [PIC18_WizC/] [Demo6/] [interrupt.c] - Blame information for rev 587

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1 587 jeremybenn
/*
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    FreeRTOS V6.1.1 - Copyright (C) 2011 Real Time Engineers Ltd.
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    ***************************************************************************
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    *                                                                         *
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    * If you are:                                                             *
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    *                                                                         *
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    *    + New to FreeRTOS,                                                   *
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    *    + Wanting to learn FreeRTOS or multitasking in general quickly       *
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    *    + Looking for basic training,                                        *
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    *    + Wanting to improve your FreeRTOS skills and productivity           *
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    *                                                                         *
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    * then take a look at the FreeRTOS books - available as PDF or paperback  *
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    *                                                                         *
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    *        "Using the FreeRTOS Real Time Kernel - a Practical Guide"        *
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    *                  http://www.FreeRTOS.org/Documentation                  *
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    *                                                                         *
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    * A pdf reference manual is also available.  Both are usually delivered   *
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    * to your inbox within 20 minutes to two hours when purchased between 8am *
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    * and 8pm GMT (although please allow up to 24 hours in case of            *
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    * exceptional circumstances).  Thank you for your support!                *
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    *                                                                         *
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    ***************************************************************************
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    This file is part of the FreeRTOS distribution.
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    FreeRTOS is free software; you can redistribute it and/or modify it under
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    the terms of the GNU General Public License (version 2) as published by the
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    Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
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    ***NOTE*** The exception to the GPL is included to allow you to distribute
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    a combined work that includes FreeRTOS without being obliged to provide the
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    source code for proprietary components outside of the FreeRTOS kernel.
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    FreeRTOS is distributed in the hope that it will be useful, but WITHOUT
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    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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    more details. You should have received a copy of the GNU General Public
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    License and the FreeRTOS license exception along with FreeRTOS; if not it
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    can be viewed here: http://www.freertos.org/a00114.html and also obtained
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    by writing to Richard Barry, contact details for whom are available on the
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    FreeRTOS WEB site.
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    1 tab == 4 spaces!
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    http://www.FreeRTOS.org - Documentation, latest information, license and
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    contact details.
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    http://www.SafeRTOS.com - A version that is certified for use in safety
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    critical systems.
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    http://www.OpenRTOS.com - Commercial support, development, porting,
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    licensing and training services.
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*/
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/*
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Changes from V3.0.0
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        + Added functionality to only call vTaskSwitchContext() once
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          when handling multiple interruptsources in a single interruptcall.
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        + Included Filenames changed to a .c extension to allow stepping through
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          code using F7.
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Changes from V3.0.1
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*/
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#include <pic.h>
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/* Scheduler include files. */
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#include <FreeRTOS.h>
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#include <task.h>
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#include <queue.h>
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static bit uxSwitchRequested;
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/*
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 * Vector for the ISR.
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 */
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void pointed Interrupt()
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{
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        /*
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         * Save the context of the current task.
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         */
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        portSAVE_CONTEXT( portINTERRUPTS_FORCED );
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        /*
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         * No contextswitch requested yet
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         */
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        uxSwitchRequested       = pdFALSE;
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        /*
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         * Was the interrupt the FreeRTOS SystemTick?
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         */
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        #include <libFreeRTOS/Drivers/Tick/isrTick.c>
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/*******************************************************************************
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** DO NOT MODIFY ANYTHING ABOVE THIS LINE
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********************************************************************************
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** Enter the includes for the ISR-code of the FreeRTOS drivers below.
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**
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** You cannot use local variables. Alternatives are:
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** - Use static variables       (Global RAM usage increases)
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** - Call a function            (Additional cycles are needed)
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** - Use unused SFR's           (preferred, no additional overhead)
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** See "../Serial/isrSerialTx.c" for an example of this last option
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*******************************************************************************/
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        /*
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         * Was the interrupt a byte being received?
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         */
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        #include "../Serial/isrSerialRx.c"
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        /*
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         * Was the interrupt the Tx register becoming empty?
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         */
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        #include "../Serial/isrSerialTx.c"
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/*******************************************************************************
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** DO NOT MODIFY ANYTHING BELOW THIS LINE
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*******************************************************************************/
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        /*
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         * Was a contextswitch requested by one of the
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         * interrupthandlers?
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         */
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         if ( uxSwitchRequested )
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         {
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                vTaskSwitchContext();
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         }
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        /*
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         * Restore the context of the (possibly other) task.
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         */
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        portRESTORE_CONTEXT();
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        #pragma asmline retfie  0
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}

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