netxduo
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Outline
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#define NX_SOURCE_CODE
#include "nx_api.h"
#include "nx_packet.h"
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_nx_packet_pool_low_watermark_set(NX_PACKET_POOL *, ULONG)
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SourceVuSTM32 Libraries and Samplesnetxduocommon/src/nx_packet_pool_low_watermark_set.c
 
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/**************************************************************************/ /* */ /* Copyright (c) Microsoft Corporation. All rights reserved. */ /* */ /* This software is licensed under the Microsoft Software License */ /* Terms for Microsoft Azure RTOS. Full text of the license can be */ /* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */ /* and in the root directory of this software. */ /* */... /**************************************************************************/ ... /**************************************************************************/ /**************************************************************************/ /** */ /** NetX Component */ /** */ /** Packet Pool Management (Packet) */ /** */... /**************************************************************************/ /**************************************************************************/ #define NX_SOURCE_CODE /* Include necessary system files. */ #include "nx_api.h" #include "nx_packet.h" ... /**************************************************************************/ /* */ /* FUNCTION RELEASE */ /* */ /* _nx_packet_pool_low_watermark_set PORTABLE C */ /* 6.1 */ /* AUTHOR */ /* */ /* Yuxin Zhou, Microsoft Corporation */ /* */ /* DESCRIPTION */ /* */ /* This function sets the low watermark for the specified packet pool. */ /* */ /* INPUT */ /* */ /* pool_ptr Pointer to packet pool */ /* low_watermark Low watermark of packet pool */ /* */ /* OUTPUT */ /* */ /* status Completion status */ /* */ /* CALLS */ /* */ /* CALLED BY */ /* */ /* Application Code */ /* */ /* RELEASE HISTORY */ /* */ /* DATE NAME DESCRIPTION */ /* */ /* 05-19-2020 Yuxin Zhou Initial Version 6.0 */ /* 09-30-2020 Yuxin Zhou Modified comment(s), */ /* resulting in version 6.1 */ /* */... /**************************************************************************/ UINT _nx_packet_pool_low_watermark_set(NX_PACKET_POOL *pool_ptr, ULONG low_watermark) { #ifdef NX_ENABLE_LOW_WATERMARK TX_INTERRUPT_SAVE_AREA /* Disable interrupts to get a packet from the pool. */ TX_DISABLE /* Set low watermark to packet pool. */ pool_ptr -> nx_packet_pool_low_watermark = low_watermark; /* Restore interrupts. */ TX_RESTORE /* Return completion status. */ return(NX_SUCCESS); /* ... */ #else /* !NX_ENABLE_LOW_WATERMARK */ NX_PARAMETER_NOT_USED(pool_ptr); NX_PARAMETER_NOT_USED(low_watermark); return(NX_NOT_SUPPORTED); /* ... */ #endif /* NX_ENABLE_LOW_WATERMARK */ }{ ... }
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