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lwipopts.h
Go to the documentation of this file.
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/*
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* @brief LWIP build option override file
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*
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* @note
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* Copyright(C) NXP Semiconductors, 2012
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* All rights reserved.
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*
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* @par
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* Software that is described herein is for illustrative purposes only
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* which provides customers with programming information regarding the
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* LPC products. This software is supplied "AS IS" without any warranties of
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* any kind, and NXP Semiconductors and its licensor disclaim any and
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* all warranties, express or implied, including all implied warranties of
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* merchantability, fitness for a particular purpose and non-infringement of
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* intellectual property rights. NXP Semiconductors assumes no responsibility
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* or liability for the use of the software, conveys no license or rights under any
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* patent, copyright, mask work right, or any other intellectual property rights in
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* or to any products. NXP Semiconductors reserves the right to make changes
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* in the software without notification. NXP Semiconductors also makes no
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* representation or warranty that such application will be suitable for the
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* specified use without further testing or modification.
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*
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* @par
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* Permission to use, copy, modify, and distribute this software and its
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* documentation is hereby granted, under NXP Semiconductors' and its
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* licensor's relevant copyrights in the software, without fee, provided that it
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* is used in conjunction with NXP Semiconductors microcontrollers. This
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* copyright, permission, and disclaimer notice must appear in all copies of
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* this code.
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*/
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#ifndef __LWIPOPTS_H_
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#define __LWIPOPTS_H_
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/* RTOS build */
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#define NO_SYS 0
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/* Use LWIP timers */
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#define NO_SYS_NO_TIMERS 0
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/* Need for memory protection */
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#define SYS_LIGHTWEIGHT_PROT 1
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/* 32-bit alignment */
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#define MEM_ALIGNMENT 4
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/* pbuf buffers in pool. In zero-copy mode, these buffers are
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located in peripheral RAM. In copied mode, they are located in
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internal IRAM */
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#define PBUF_POOL_SIZE 17
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/* No padding needed */
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#define ETH_PAD_SIZE 0
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#define IP_SOF_BROADCAST 1
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#define IP_SOF_BROADCAST_RECV 1
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/* The ethernet FCS is performed in hardware. The IP, TCP, and UDP
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CRCs still need to be done in hardware. */
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#define CHECKSUM_GEN_IP 1
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#define CHECKSUM_GEN_UDP 1
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#define CHECKSUM_GEN_TCP 1
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#define CHECKSUM_CHECK_IP 1
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#define CHECKSUM_CHECK_UDP 1
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#define CHECKSUM_CHECK_TCP 1
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#define LWIP_CHECKSUM_ON_COPY 1
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/* Use LWIP version of htonx() to allow generic functionality across
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all platforms. If you are using the Cortex Mx devices, you might
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be able to use the Cortex __rev instruction instead. */
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#define LWIP_PLATFORM_BYTESWAP 0
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/* Non-static memory, used with DMA pool */
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#ifdef __CODE_RED
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#define MEM_SIZE (12 * 1024)
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#else
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#define MEM_SIZE (24 * 1024)
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#endif
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/* Raw interface not needed */
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#define LWIP_RAW 0
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/* DHCP is ok, UDP is required with DHCP */
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#define LWIP_DHCP 1
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#define LWIP_UDP 1
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/* Hostname can be used */
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#define LWIP_NETIF_HOSTNAME 1
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#define LWIP_BROADCAST_PING 1
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/* MSS should match the hardware packet size */
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#define TCP_MSS 1460
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#define TCP_SND_BUF (2 * TCP_MSS)
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#define LWIP_SOCKET 0
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#define LWIP_NETCONN 1
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#define MEMP_NUM_SYS_TIMEOUT 300
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#define LWIP_STATS 0
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#define LINK_STATS 0
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#define LWIP_STATS_DISPLAY 0
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/* There are more *_DEBUG options that can be selected.
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See opts.h. Make sure that LWIP_DEBUG is defined when
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building the code to use debug. */
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#define TCP_DEBUG LWIP_DBG_OFF
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#define ETHARP_DEBUG LWIP_DBG_OFF
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#define PBUF_DEBUG LWIP_DBG_OFF
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#define IP_DEBUG LWIP_DBG_OFF
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#define TCPIP_DEBUG LWIP_DBG_OFF
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#define DHCP_DEBUG LWIP_DBG_OFF
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#define UDP_DEBUG LWIP_DBG_OFF
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/* This define is custom for the LPC EMAC driver. Enabled it to
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get debug messages for the driver. */
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#define UDP_LPC_EMAC LWIP_DBG_OFF
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#define DEFAULT_THREAD_PRIO (tskIDLE_PRIORITY + 1)
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#ifdef __CODE_RED
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#define DEFAULT_THREAD_STACKSIZE (512)
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#else
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#define DEFAULT_THREAD_STACKSIZE (128)
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#endif
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#define DEFAULT_ACCEPTMBOX_SIZE 6
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#define DEFAULT_ACCEPTMBOX_SIZE 6
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#define DEFAULT_TCP_RECVMBOX_SIZE 6
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#define DEFAULT_UDP_RECVMBOX_SIZE 6
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/* TCPIP thread must run at higher priority than MAC threads! */
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#define TCPIP_THREAD_PRIO (DEFAULT_THREAD_PRIO + configMAX_PRIORITIES - 1)
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#ifdef __CODE_RED
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#define TCPIP_THREAD_STACKSIZE (512)
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#else
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#define TCPIP_THREAD_STACKSIZE (256)
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#endif
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#define TCPIP_MBOX_SIZE 6
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#endif
/* __LWIPOPTS_H_ */
applications
lpc18xx_43xx
examples
lwip
lwip_tcpecho_freertos
lwipopts.h
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