2 * FreeRTOS Kernel V10.0.0
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3 * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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5 * Permission is hereby granted, free of charge, to any person obtaining a copy of
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6 * this software and associated documentation files (the "Software"), to deal in
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7 * the Software without restriction, including without limitation the rights to
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8 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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9 * the Software, and to permit persons to whom the Software is furnished to do so,
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10 * subject to the following conditions:
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12 * The above copyright notice and this permission notice shall be included in all
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13 * copies or substantial portions of the Software. If you wish to use our Amazon
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14 * FreeRTOS name, please do so in a fair use way that does not cause confusion.
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16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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18 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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19 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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20 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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23 * http://www.FreeRTOS.org
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24 * http://aws.amazon.com/freertos
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26 * 1 tab == 4 spaces!
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31 + ISRcode pulled inline to reduce stack-usage.
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33 + Added functionality to only call vTaskSwitchContext() once
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34 when handling multiple interruptsources in a single interruptcall.
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36 + Filename changed to a .c extension to allow stepping through code
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44 * This increments the tick count and, if using the preemptive scheduler,
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45 * performs a context switch. This must be identical to the manual
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46 * context switch in how it stores the context of a task.
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49 #ifndef _FREERTOS_DRIVERS_TICK_ISRTICK_C
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50 #define _FREERTOS_DRIVERS_TICK_ISRTICK_C
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54 * Was the interrupt the SystemClock?
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56 if( bCCP1IF && bCCP1IE )
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59 * Reset the interrupt flag
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64 * Maintain the tick count.
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66 if( xTaskIncrementTick() != pdFALSE )
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69 * Ask for a switch to the highest priority task
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70 * that is ready to run.
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72 uxSwitchRequested = pdTRUE;
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77 #pragma wizcpp uselib "$__PATHNAME__/Tick.c"
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79 #endif /* _FREERTOS_DRIVERS_TICK_ISRTICK_C */
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