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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [ARM9_STR91X_IAR/] [lwip/] [include/] [lwip/] [lwipopts.h] - Blame information for rev 577

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1 577 jeremybenn
/*
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 * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without modification,
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 * are permitted provided that the following conditions are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright notice,
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 *    this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright notice,
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 *    this list of conditions and the following disclaimer in the documentation
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 *    and/or other materials provided with the distribution.
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 * 3. The name of the author may not be used to endorse or promote products
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 *    derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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 * OF SUCH DAMAGE.
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 *
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 * This file is part of the lwIP TCP/IP stack.
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 *
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 * Author: Adam Dunkels <adam@sics.se>
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 *
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 */
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#ifndef __LWIPOPTS_H__
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#define __LWIPOPTS_H__
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#define LWIP_NOASSERT 1 // To suppress some errors for now (no debug output)
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#define SYS_LIGHTWEIGHT_PROT            1
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#define TCPIP_THREAD_PRIO       3
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#define ETH_PAD_SIZE 2
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/* ---------- Memory options ---------- */
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/* MEM_ALIGNMENT: should be set to the alignment of the CPU for which
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   lwIP is compiled. 4 byte alignment -> define MEM_ALIGNMENT to 4, 2
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   byte alignment -> define MEM_ALIGNMENT to 2. */
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#define MEM_ALIGNMENT           4
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/* MEM_SIZE: the size of the heap memory. If the application will send
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a lot of data that needs to be copied, this should be set high. */
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#define MEM_SIZE                8000
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/* MEMP_NUM_PBUF: the number of memp struct pbufs. If the application
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   sends a lot of data out of ROM (or other static memory), this
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   should be set high. */
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#define MEMP_NUM_PBUF           40
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/* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
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   per active UDP "connection". */
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#define MEMP_NUM_UDP_PCB        4
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/* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP
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   connections. */
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#define MEMP_NUM_TCP_PCB        10
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/* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP
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   connections. */
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#define MEMP_NUM_TCP_PCB_LISTEN 8
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/* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP
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   segments. */
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#define MEMP_NUM_TCP_SEG        8
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/* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active
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   timeouts. */
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#define MEMP_NUM_SYS_TIMEOUT    3
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/* The following four are used only with the sequential API and can be
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   set to 0 if the application only will use the raw API. */
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/* MEMP_NUM_NETBUF: the number of struct netbufs. */
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#define MEMP_NUM_NETBUF         4
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/* MEMP_NUM_NETCONN: the number of struct netconns. */
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#define MEMP_NUM_NETCONN        4
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/* MEMP_NUM_APIMSG: the number of struct api_msg, used for
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   communication between the TCP/IP stack and the sequential
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   programs. */
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#define MEMP_NUM_API_MSG        8
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/* MEMP_NUM_TCPIPMSG: the number of struct tcpip_msg, which is used
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   for sequential API communication and incoming packets. Used in
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   src/api/tcpip.c. */
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#define MEMP_NUM_TCPIP_MSG      8
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/* These two control is reclaimer functions should be compiled
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   in. Should always be turned on (1). */
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#define MEM_RECLAIM             1
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#define MEMP_RECLAIM            1
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/* ---------- Pbuf options ---------- */
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/* PBUF_POOL_SIZE: the number of buffers in the pbuf pool. */
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#define PBUF_POOL_SIZE          8
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/* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. */
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#define PBUF_POOL_BUFSIZE       1500
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/* PBUF_LINK_HLEN: the number of bytes that should be allocated for a
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   link level header. */
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#define PBUF_LINK_HLEN          16
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/* ---------- TCP options ---------- */
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#define LWIP_TCP                1
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#define TCP_TTL                 255
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/* Controls if TCP should queue segments that arrive out of
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   order. Define to 0 if your device is low on memory. */
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#define TCP_QUEUE_OOSEQ         1
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/* TCP Maximum segment size. */
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#define TCP_MSS                 1500
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/* TCP sender buffer space (bytes). */
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#define TCP_SND_BUF             1500
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/* TCP sender buffer space (pbufs). This must be at least = 2 *
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   TCP_SND_BUF/TCP_MSS for things to work. */
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#define TCP_SND_QUEUELEN        6 * TCP_SND_BUF/TCP_MSS
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/* TCP receive window. */
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#define TCP_WND                 1500
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/* Maximum number of retransmissions of data segments. */
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#define TCP_MAXRTX              12
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/* Maximum number of retransmissions of SYN segments. */
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#define TCP_SYNMAXRTX           4
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/* ---------- ARP options ---------- */
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#define ARP_TABLE_SIZE 10
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#define ARP_QUEUEING 1
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/* ---------- IP options ---------- */
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/* Define IP_FORWARD to 1 if you wish to have the ability to forward
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   IP packets across network interfaces. If you are going to run lwIP
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   on a device with only one network interface, define this to 0. */
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#define IP_FORWARD              1
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/* If defined to 1, IP options are allowed (but not parsed). If
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   defined to 0, all packets with IP options are dropped. */
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#define IP_OPTIONS              1
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/** IP reassembly and segmentation. Even if they both deal with IP
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 *  fragments, note that these are orthogonal, one dealing with incoming
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 *  packets, the other with outgoing packets
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 */
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/** Reassemble incoming fragmented IP packets */
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#define IP_REASSEMBLY                   0
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/** Fragment outgoing IP packets if their size exceeds MTU */
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#define IP_FRAG                         1
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/* IP reassemly default age in seconds */
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#define IP_REASS_MAXAGE                                                                 30
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/* ---------- ICMP options ---------- */
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#define ICMP_TTL                255
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/* ---------- DHCP options ---------- */
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/* Define LWIP_DHCP to 1 if you want DHCP configuration of
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   interfaces. DHCP is not implemented in lwIP 0.5.1, however, so
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   turning this on does currently not work. */
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#define LWIP_DHCP               0
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/* 1 if you want to do an ARP check on the offered address
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   (recommended). */
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#define DHCP_DOES_ARP_CHECK     1
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/* ---------- UDP options ---------- */
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#define LWIP_UDP                1
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#define UDP_TTL                 255
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/* ---------- Statistics options ---------- */
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#define STATS
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#ifdef STATS
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#define LINK_STATS 1
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#define IP_STATS   1
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#define ICMP_STATS 1
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#define UDP_STATS  1
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#define TCP_STATS  1
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#define MEM_STATS  1
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#define MEMP_STATS 1
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#define PBUF_STATS 1
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#define SYS_STATS  1
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#endif /* STATS */
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#endif /* __LWIPOPTS_H__ */

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