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58 lines
1.8 KiB
C
58 lines
1.8 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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/*-----------------------------------------------------------
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* Example console I/O wrappers.
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*----------------------------------------------------------*/
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#include <stdarg.h>
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#include <stdio.h>
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#include <FreeRTOS.h>
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#include <semphr.h>
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SemaphoreHandle_t xStdioMutex;
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StaticSemaphore_t xStdioMutexBuffer;
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void console_init(void)
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{
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xStdioMutex = xSemaphoreCreateMutexStatic(&xStdioMutexBuffer);
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}
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void console_print(const char *fmt, ...)
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{
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va_list vargs;
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va_start(vargs, fmt);
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xSemaphoreTake(xStdioMutex, portMAX_DELAY);
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vprintf(fmt, vargs);
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va_end(vargs);
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}
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