/* * FreeRTOS Kernel V10.4.1 * 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. * * https://www.FreeRTOS.org * https://github.com/FreeRTOS * * 1 tab == 4 spaces! */ /* Changes from V3.0.0 + ISRcode pulled inline to reduce stack-usage. + Added functionality to only call vTaskSwitchContext() once when handling multiple interruptsources in a single interruptcall. + Filename changed to a .c extension to allow stepping through code using F7. Changes from V3.0.1 */ /* * ISR for the tick. * This increments the tick count and, if using the preemptive scheduler, * performs a context switch. This must be identical to the manual * context switch in how it stores the context of a task. */ #ifndef _FREERTOS_DRIVERS_TICK_ISRTICK_C #define _FREERTOS_DRIVERS_TICK_ISRTICK_C { /* * Was the interrupt the SystemClock? */ if( bCCP1IF && bCCP1IE ) { /* * Reset the interrupt flag */ bCCP1IF = 0; /* * Maintain the tick count. */ if( xTaskIncrementTick() != pdFALSE ) { /* * Ask for a switch to the highest priority task * that is ready to run. */ uxSwitchRequested = pdTRUE; } } } #pragma wizcpp uselib "$__PATHNAME__/Tick.c" #endif /* _FREERTOS_DRIVERS_TICK_ISRTICK_C */