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266 lines
9.9 KiB
C
266 lines
9.9 KiB
C
/**
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******************************************************************************
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* @file STM32lwipopts_default.h
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* @author MCD Application Team
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* @brief lwIP Options Configuration.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2017 STMicroelectronics International N.V.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under Ultimate Liberty license
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* SLA0044, the "License"; You may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* www.st.com/SLA0044
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*
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******************************************************************************
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*/
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#ifndef __STM32LWIPOPTS_H__
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#define __STM32LWIPOPTS_H__
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// we can not include that here so we
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// need to duplicate that.define
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// #include "defines.h"
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#define MAX_NUM_TCP_CLIENTS 20
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// increase ARP cache
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#define MEMP_NUM_ARP_QUEUE MAX_NUM_TCP_CLIENTS+3 // one for each client (all on different HW) and a few extra
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// Example for debug
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//#define LWIP_DEBUG 1
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//#define TCP_DEBUG LWIP_DBG_ON
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/**
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* NO_SYS==1: Provides VERY minimal functionality. Otherwise,
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* use lwIP facilities.
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*/
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#define NO_SYS 1
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/**
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* SYS_LIGHTWEIGHT_PROT==1: if you want inter-task protection for certain
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* critical regions during buffer allocation, deallocation and memory
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* allocation and deallocation.
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*/
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#define SYS_LIGHTWEIGHT_PROT 0
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#define LWIP_NOASSERT
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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 (10*1024)
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// Could be better or worse, needs more tests
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#define MEM_LIBC_MALLOC 1 // critical, fixes heap trashing
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#define MEMP_MEM_MALLOC 1 // uses malloc which means no pools which means slower but not mean 32KB up front
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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 10
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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 6
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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 MAX_NUM_TCP_CLIENTS+1 // one extra so we can reject number N+1 from our code
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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 6
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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 MAX_NUM_TCP_CLIENTS
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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 MAX_NUM_TCP_CLIENTS+2
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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 MAX_NUM_TCP_CLIENTS
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/* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. */
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#define PBUF_POOL_BUFSIZE 1524
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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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#define LWIP_SO_RCVTIMEO 1
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#define LWIP_SO_RCVRCVTIMEO_NONSTANDARD 1 /* Pass an integer number of ms instead of a timeval struct. */
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#define LWIP_SO_SNDTIMEO 1
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#define LWIP_SO_SNDRCVTIMEO_NONSTANDARD 1 /* Pass an integer number of ms instead of a timeval struct. */
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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 and you are not scared by TCP congestion and latencies. */
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#define TCP_QUEUE_OOSEQ 0
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/* TCP Maximum segment size. */
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#define TCP_MSS (1500 - 40) /* TCP_MSS = (Ethernet MTU - IP header size - TCP header size) */
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/* TCP sender buffer space (bytes). */
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#define TCP_SND_BUF (4*TCP_MSS)
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/* TCP_SND_QUEUELEN: TCP sender buffer space (pbufs). This must be at least
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as much as (2 * TCP_SND_BUF/TCP_MSS) for things to work. */
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#define TCP_SND_QUEUELEN (2* TCP_SND_BUF/TCP_MSS)
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/* TCP receive window. */
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#define TCP_WND (3*TCP_MSS)
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#define LWIP_TCP_KEEPALIVE 1 /* Keep the TCP link active. Important for MQTT/TLS */
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#define LWIP_RANDOMIZE_INITIAL_LOCAL_PORTS 1 /* Prevent the same port to be used after reset.
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Otherwise, the remote host may be confused if the port was not explicitly closed before the reset. */
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/* ---------- ICMP options ---------- */
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#define LWIP_ICMP 1
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#define LWIP_RAW 1 /* PING changed to 1 */
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#define DEFAULT_RAW_RECVMBOX_SIZE 3 /* for ICMP PING */
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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 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 LWIP_STATS 0
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#define LWIP_PROVIDE_ERRNO
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/* ---------- link callback options ---------- */
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/* LWIP_NETIF_LINK_CALLBACK==1: Support a callback function from an interface
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* whenever the link changes (i.e., link down)
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*/
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// need for building net_ip.c
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#define LWIP_NETIF_HOSTNAME 1
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#define LWIP_NETIF_STATUS_CALLBACK 1
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#define LWIP_NETIF_LINK_CALLBACK 1
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#define LWIP_DHCP_CHECK_LINK_UP 1
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/*
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--------------------------------------
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---------- Checksum options ----------
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--------------------------------------
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*/
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/*
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The STM32F4x7 allows computing and verifying the IP, UDP, TCP and ICMP checksums by hardware:
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- To use this feature let the following define uncommented.
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- To disable it and process by CPU comment the the checksum.
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*/
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#define CHECKSUM_BY_HARDWARE
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#ifdef CHECKSUM_BY_HARDWARE
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/* CHECKSUM_GEN_IP==0: Generate checksums by hardware for outgoing IP packets.*/
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#define CHECKSUM_GEN_IP 0
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/* CHECKSUM_GEN_UDP==0: Generate checksums by hardware for outgoing UDP packets.*/
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#define CHECKSUM_GEN_UDP 0
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/* CHECKSUM_GEN_TCP==0: Generate checksums by hardware for outgoing TCP packets.*/
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#define CHECKSUM_GEN_TCP 0
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/* CHECKSUM_CHECK_IP==0: Check checksums by hardware for incoming IP packets.*/
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#define CHECKSUM_CHECK_IP 0
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/* CHECKSUM_CHECK_UDP==0: Check checksums by hardware for incoming UDP packets.*/
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#define CHECKSUM_CHECK_UDP 0
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/* CHECKSUM_CHECK_TCP==0: Check checksums by hardware for incoming TCP packets.*/
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#define CHECKSUM_CHECK_TCP 0
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/* CHECKSUM_CHECK_ICMP==0: Check checksums by hardware for incoming ICMP packets.*/
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#define CHECKSUM_GEN_ICMP 0
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#else
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/* CHECKSUM_GEN_IP==1: Generate checksums in software for outgoing IP packets.*/
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#define CHECKSUM_GEN_IP 1
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/* CHECKSUM_GEN_UDP==1: Generate checksums in software for outgoing UDP packets.*/
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#define CHECKSUM_GEN_UDP 1
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/* CHECKSUM_GEN_TCP==1: Generate checksums in software for outgoing TCP packets.*/
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#define CHECKSUM_GEN_TCP 1
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/* CHECKSUM_CHECK_IP==1: Check checksums in software for incoming IP packets.*/
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#define CHECKSUM_CHECK_IP 1
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/* CHECKSUM_CHECK_UDP==1: Check checksums in software for incoming UDP packets.*/
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#define CHECKSUM_CHECK_UDP 1
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/* CHECKSUM_CHECK_TCP==1: Check checksums in software for incoming TCP packets.*/
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#define CHECKSUM_CHECK_TCP 1
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/* CHECKSUM_CHECK_ICMP==1: Check checksums by hardware for incoming ICMP packets.*/
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#define CHECKSUM_GEN_ICMP 1
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#endif
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/*
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----------------------------------------------
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---------- Sequential layer options ----------
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----------------------------------------------
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*/
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/**
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* LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c)
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*/
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#define LWIP_NETCONN 0
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/*
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------------------------------------
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---------- Socket options ----------
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------------------------------------
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*/
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/**
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* LWIP_SOCKET==1: Enable Socket API (require to use sockets.c)
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*/
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#define LWIP_SOCKET 0
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#define LWIP_DNS 1
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/*
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------------------------------------
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---------- httpd options ----------
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------------------------------------
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*/
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/** Set this to 1 to support CGI */
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#define LWIP_HTTPD_CGI 1
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/** Set this to 1 to support SSI (Server-Side-Includes) */
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#define LWIP_HTTPD_SSI 1
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/** Set this to 1 to include "fsdata_custom.c" instead of "fsdata.c" for the
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* file system (to prevent changing the file included in CVS) */
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#define HTTPD_USE_CUSTOM_FSDATA 1
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/*
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------------------------------------
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---------- Custom options ----------
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------------------------------------
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*/
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/** Enables the Ethernet peripheral in RMII mode. If not defined, MII mode will
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be enabled. Pin mapping must be configured for the selected mode
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(see PinMap_Ethernet in PeripheralPins.c). */
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#define ETHERNET_RMII_MODE_CONFIGURATION 1
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/** Uncomment this line to use the ethernet input in interrupt mode.
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* NOTE: LwIP stack documentation recommends to use the polling mode without
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* an operating system. */
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//#define ETH_INPUT_USE_IT 1
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// We don't need this as we do not need to respond - we only announce
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//#define LWIP_MDNS_RESPONDER 1
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//#define LWIP_NUM_NETIF_CLIENT_DATA 1 // MDNS needs at least one
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#define LWIP_IGMP 1
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#define SO_REUSE 1
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#define SO_REUSE_RXTOALL 1
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#warning testing this
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#endif /* __STM32LWIPOPTS_H__ */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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