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/*
* FreeRTOS Kernel V10.3.0
* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* http://www.FreeRTOS.org
* http://aws.amazon.com/freertos
*
* 1 tab == 4 spaces!
*/
/*
Changes from V3.0.0
+ Added functionality to only call vTaskSwitchContext() once
when handling multiple interruptsources in a single interruptcall.
+ Included Filenames changed to a .c extension to allow stepping through
code using F7.
Changes from V3.0.1
*/
#include <pic.h>
/* Scheduler include files. */
#include <FreeRTOS.h>
#include <task.h>
#include <queue.h>
static bit uxSwitchRequested;
/*
* Vector for the ISR.
*/
void pointed Interrupt()
{
/*
* Save the context of the current task.
*/
portSAVE_CONTEXT( portINTERRUPTS_FORCED );
/*
* No contextswitch requested yet
*/
uxSwitchRequested = pdFALSE;
/*
* Was the interrupt the FreeRTOS SystemTick?
*/
#include <libFreeRTOS/Drivers/Tick/isrTick.c>
/*******************************************************************************
** DO NOT MODIFY ANYTHING ABOVE THIS LINE
********************************************************************************
** Enter the includes for the ISR-code of the FreeRTOS drivers below.
**
** You cannot use local variables. Alternatives are:
** - Use static variables (Global RAM usage increases)
** - Call a function (Additional cycles are needed)
** - Use unused SFR's (preferred, no additional overhead)
** See "../Serial/isrSerialTx.c" for an example of this last option
*******************************************************************************/
/*
* Was the interrupt a byte being received?
*/
#include "../Serial/isrSerialRx.c"
/*
* Was the interrupt the Tx register becoming empty?
*/
#include "../Serial/isrSerialTx.c"
/*******************************************************************************
** DO NOT MODIFY ANYTHING BELOW THIS LINE
*******************************************************************************/
/*
* Was a contextswitch requested by one of the
* interrupthandlers?
*/
if ( uxSwitchRequested )
{
vTaskSwitchContext();
}
/*
* Restore the context of the (possibly other) task.
*/
portRESTORE_CONTEXT();
#pragma asmline retfie 0
}
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