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569c78fd8c
* Remove co-routine centric CORTEX_LM3S102_Rowley demos. Remove CORTEX_LM3S102_Rowley Demo2 and Demo3. Update Demo1 to no longer use coroutines. * Remove co-routines from MB91460_Softune demo * FreeRTOS_96348hs_SK16FX100PMC: Remove co-routine usage. Remove co-routine usage from FreeRTOS_96348hs_SK16FX100PMC demo. * MB96350_Softune_Dice_Kit: Remove co-routine usage Remove co-routines usage from MB96350_Softune_Dice_Kit demo * AVR_Dx_IAR: Remove co-routine usage * AVR_Dx_Atmel_Studio: Remove co-routine usage * PIC24_MPLAB: Remove autogenerated files and add to .gitignore * PIC24_MPLAB: Remove co-routine usage from demo * AVR_ATMega323_IAR: Remove co-routine usage * ColdFire_MCF52221_CodeWarrior: Remove coroutine usage * AVR_ATMega4809_MPLAB.X: Remove co-routine usage * AVR_ATMega4809_IAR: Remove co-routine usage * AVR_ATMega4809_Atmel_Studio: Remove coroutine usage * AVR_ATMega323_WinAVR: Remove coroutine usage * AVR_Dx_MPLAB.X: Remove coroutine usage * dsPIC_MPLAB: Remove coroutine usage * CORTEX_LM3S102_GCC: Remove coroutines and coroutine centric demos * CORTEX_LM3S102_GCC: Update makefile to discard unused symbols Allows fitting in the limited ram/flash for this part. * CORTEX_LM3S316_IAR: Remove coroutines * Demos: Remove references to crflash.c, crhook.c, crflash.h, crhook.h * Remove coroutine options from FreeRTOSConfig.h files * Xilinx: Remove backup file generated by revup utility * Demos: Remove Coroutine related config items and references * Format CBMC FreeRTOSConfig.h * Update URL from aws.amazon.com/freertos to github.com/FreeRTOS * Fix copyright year and license text * Fix license text in demo files * Update header check excluded path list * Add configBENCHMARK to lexicon
76 lines
2.7 KiB
C
76 lines
2.7 KiB
C
/*
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* FreeRTOS V202112.00
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* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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#include "FreeRTOS.h"
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#include "semphr.h"
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#define isrCLEAR_EINT_1 2
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/*
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* Interrupt routine that simply wakes vButtonHandlerTask on each interrupt
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* generated by a push of the built in button. The wrapper takes care of
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* the ISR entry. This then calls the actual handler function to perform
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* the work. This work should not be done in the wrapper itself unless
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* you are absolutely sure that no stack space is used.
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*/
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void vButtonISRWrapper( void ) __attribute__ ((naked));
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void vButtonHandler( void ) __attribute__ ((noinline));
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void vButtonHandler( void )
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{
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extern SemaphoreHandle_t xButtonSemaphore;
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portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
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xSemaphoreGiveFromISR( xButtonSemaphore, &xHigherPriorityTaskWoken );
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if( xHigherPriorityTaskWoken )
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{
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/* We have woken a task. Calling "yield from ISR" here will ensure
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the interrupt returns to the woken task if it has a priority higher
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than the interrupted task. */
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portYIELD_FROM_ISR();
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}
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EXTINT = isrCLEAR_EINT_1;
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VICVectAddr = 0;
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}
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/*-----------------------------------------------------------*/
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void vButtonISRWrapper( void )
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{
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/* Save the context of the interrupted task. */
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portSAVE_CONTEXT();
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/* Call the handler to do the work. This must be a separate function to
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the wrapper to ensure the correct stack frame is set up. */
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__asm volatile( "bl vButtonHandler" );
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/* Restore the context of whichever task is going to run once the interrupt
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completes. */
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portRESTORE_CONTEXT();
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}
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