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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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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18 ; * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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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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30 ; This file defines a wrapper for the interrupt generated each time the button
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31 ; on the target board is pushed. The asm wrapper is used to save and restore
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32 ; the task context as a context switch may occur within the ISR itself.
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33 ; The C portion of the ISR is defined within ButtonTask.c.
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36 ; Include the portSAVE_CONTEXT and portRESTORE_CONTEXT macros.
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37 #include "ISR_Support.h"
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39 PUBLIC vButtonISRWrapper
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40 EXTERN vButtonISRHandler
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45 ; Save the current task context.
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48 ; Call the C portion of the ISR.
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49 call vButtonISRHandler
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51 ; Restore the context of whichever task is to run next - which might be
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52 ; different from the task that was originally interrupted.
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58 ; Place the ISR into the vector table.
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59 COMMON INTVEC:CODE:ROOT(1)
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61 `??vButtonISRWrapper??INTVEC 8`:
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62 DW vButtonISRWrapper
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