1 ; FreeRTOS.org V5.1.1 - Copyright (C) 2003-2008 Richard Barry.
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25 ; ***************************************************************************
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26 ; See http://www.FreeRTOS.org for documentation, latest information, license
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27 ; and contact details. Please ensure to read the configuration and relevant
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28 ; port sections of the online documentation.
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29 ; ***************************************************************************
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31 ;------------------------------------------------------------------------------
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34 ; This file defines a wrapper for the interrupt generated each time the button
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35 ; on the target board is pushed. The asm wrapper is used to save and restore
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36 ; the task context as a context switch may occur within the ISR itself.
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37 ; The C portion of the ISR is defined within ButtonTask.c.
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40 ; Include the portSAVE_CONTEXT and portRESTORE_CONTEXT macros.
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41 #include "ISR_Support.h"
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43 PUBLIC vButtonISRWrapper
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44 EXTERN vButtonISRHandler
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49 ; Save the current task context.
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52 ; Call the C portion of the ISR.
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53 call vButtonISRHandler
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55 ; Restore the context of whichever task is to run next - which might be
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56 ; different from the task that was originally interrupted.
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62 ; Place the ISR into the vector table.
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63 COMMON INTVEC:CODE:ROOT(1)
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65 `??vButtonISRWrapper??INTVEC 8`:
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66 DW vButtonISRWrapper
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