1 /*This file has been prepared for Doxygen automatic documentation generation.*/
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2 /*! \file *********************************************************************
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4 * \brief lwIP configuration for AVR32 UC3.
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6 * - Compiler: GNU GCC for AVR32
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7 * - Supported devices: All AVR32 devices can be used.
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10 * \author Atmel Corporation: http://www.atmel.com \n
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11 * Support and FAQ: http://support.atmel.no/
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13 *****************************************************************************/
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15 /* Copyright (c) 2007, Atmel Corporation All rights reserved.
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17 * Redistribution and use in source and binary forms, with or without
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18 * modification, are permitted provided that the following conditions are met:
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20 * 1. Redistributions of source code must retain the above copyright notice,
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21 * this list of conditions and the following disclaimer.
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23 * 2. Redistributions in binary form must reproduce the above copyright notice,
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24 * this list of conditions and the following disclaimer in the documentation
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25 * and/or other materials provided with the distribution.
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27 * 3. The name of ATMEL may not be used to endorse or promote products derived
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28 * from this software without specific prior written permission.
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30 * THIS SOFTWARE IS PROVIDED BY ATMEL ``AS IS'' AND ANY EXPRESS OR IMPLIED
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31 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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32 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY AND
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33 * SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT,
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34 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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35 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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36 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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37 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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38 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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39 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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44 #ifndef __LWIPOPTS_H__
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45 #define __LWIPOPTS_H__
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47 /* Include user defined options first */
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48 #include "conf_eth.h"
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49 // #include "lwip/debug.h"
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51 #define LWIP_PLATFORM_DIAG(x)
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52 #define LWIP_PLATFORM_ASSERT(x)
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54 /* Define default values for unconfigured parameters. */
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55 #define LWIP_NOASSERT 1 // To suppress some errors for now (no debug output)
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57 /* These two control is reclaimer functions should be compiled
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58 in. Should always be turned on (1). */
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59 #define MEM_RECLAIM 1
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60 #define MEMP_RECLAIM 1
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63 /* Platform specific locking */
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66 * enable SYS_LIGHTWEIGHT_PROT in lwipopts.h if you want inter-task protection
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67 * for certain critical regions during buffer allocation, deallocation and memory
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68 * allocation and deallocation.
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70 #define SYS_LIGHTWEIGHT_PROT 1
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72 /* ---------- Memory options ---------- */
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73 // #define MEM_LIBC_MALLOC 0
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75 /* MEM_ALIGNMENT: should be set to the alignment of the CPU for which
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76 lwIP is compiled. 4 byte alignment -> define MEM_ALIGNMENT to 4, 2
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77 byte alignment -> define MEM_ALIGNMENT to 2. */
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78 #define MEM_ALIGNMENT 4
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80 /* MEM_SIZE: the size of the heap memory. If the application will send
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81 a lot of data that needs to be copied, this should be set high. */
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82 #define MEM_SIZE 3 * 1024
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84 // #define MEMP_SANITY_CHECK 1
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86 /* MEMP_NUM_PBUF: the number of memp struct pbufs. If the application
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87 sends a lot of data out of ROM (or other static memory), this
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88 should be set high. */
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89 #define MEMP_NUM_PBUF 6
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91 /* Number of raw connection PCBs */
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92 #define MEMP_NUM_RAW_PCB 1
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94 #if (TFTP_USED == 1)
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95 /* ---------- UDP options ---------- */
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98 /* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
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99 per active UDP "connection". */
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101 #define MEMP_NUM_UDP_PCB 1
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103 /* ---------- UDP options ---------- */
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106 /* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
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107 per active UDP "connection". */
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109 #define MEMP_NUM_UDP_PCB 0
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112 /* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP
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114 #define MEMP_NUM_TCP_PCB 14
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115 /* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP
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117 #define MEMP_NUM_TCP_PCB_LISTEN 2
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118 /* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP
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120 #define MEMP_NUM_TCP_SEG 6
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121 /* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active
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123 #define MEMP_NUM_SYS_TIMEOUT 6
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125 /* The following four are used only with the sequential API and can be
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126 set to 0 if the application only will use the raw API. */
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127 /* MEMP_NUM_NETBUF: the number of struct netbufs. */
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128 #define MEMP_NUM_NETBUF 3
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129 /* MEMP_NUM_NETCONN: the number of struct netconns. */
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130 #define MEMP_NUM_NETCONN 6
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131 /* MEMP_NUM_APIMSG: the number of struct api_msg, used for
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132 communication between the TCP/IP stack and the sequential
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134 #define MEMP_NUM_API_MSG 4
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135 /* MEMP_NUM_TCPIPMSG: the number of struct tcpip_msg, which is used
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136 for sequential API communication and incoming packets. Used in
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137 src/api/tcpip.c. */
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138 #define MEMP_NUM_TCPIP_MSG 4
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141 /* ---------- Pbuf options ---------- */
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142 /* PBUF_POOL_SIZE: the number of buffers in the pbuf pool. */
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144 #define PBUF_POOL_SIZE 6
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146 /* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. */
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148 #define PBUF_POOL_BUFSIZE 500
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150 /* PBUF_LINK_HLEN: the number of bytes that should be allocated for a
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151 link level header. */
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152 #define PBUF_LINK_HLEN 16
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154 /* ---------- TCP options ---------- */
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156 #define TCP_TTL 255
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157 /* TCP receive window. */
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158 #define TCP_WND 1500
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159 /* Controls if TCP should queue segments that arrive out of
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160 order. Define to 0 if your device is low on memory. */
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161 #define TCP_QUEUE_OOSEQ 1
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163 /* TCP Maximum segment size. */
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164 #define TCP_MSS 1500
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166 /* TCP sender buffer space (bytes). */
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167 #define TCP_SND_BUF 2150
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169 /* TCP sender buffer space (pbufs). This must be at least = 2 *
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170 TCP_SND_BUF/TCP_MSS for things to work. */
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171 #define TCP_SND_QUEUELEN 6 * TCP_SND_BUF/TCP_MSS
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175 /* Maximum number of retransmissions of data segments. */
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176 #define TCP_MAXRTX 12
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178 /* Maximum number of retransmissions of SYN segments. */
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179 #define TCP_SYNMAXRTX 4
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181 /* ---------- ARP options ---------- */
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182 #define ARP_TABLE_SIZE 10
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183 #define ARP_QUEUEING 0
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185 /* ---------- IP options ---------- */
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186 /* Define IP_FORWARD to 1 if you wish to have the ability to forward
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187 IP packets across network interfaces. If you are going to run lwIP
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188 on a device with only one network interface, define this to 0. */
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189 #define IP_FORWARD 0
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191 /* If defined to 1, IP options are allowed (but not parsed). If
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192 defined to 0, all packets with IP options are dropped. */
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193 #define IP_OPTIONS 1
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195 /* ---------- ICMP options ---------- */
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196 #define ICMP_TTL 255
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199 /* ---------- DHCP options ---------- */
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200 /* Define LWIP_DHCP to 1 if you want DHCP configuration of
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201 interfaces. DHCP is not implemented in lwIP 0.5.1, however, so
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202 turning this on does currently not work. */
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203 #define LWIP_DHCP 0
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205 /* 1 if you want to do an ARP check on the offered address
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207 #define DHCP_DOES_ARP_CHECK 1
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209 #define TCPIP_THREAD_PRIO lwipINTERFACE_TASK_PRIORITY
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211 /* ---------- Statistics options ---------- */
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212 #define LWIP_STATS 1
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214 #define LWIP_STATS_DISPLAY 1
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217 #define LINK_STATS 1
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219 #define ICMP_STATS 1
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220 #define UDP_STATS 1
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221 #define TCP_STATS 1
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222 #define MEM_STATS 1
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223 #define MEMP_STATS 1
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224 #define PBUF_STATS 1
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225 #define SYS_STATS 1
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229 #endif /* __LWIPOPTS_H__ */
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