Ethernet for Nucleo and Disco board STM32F746 works with gcc and arm. IAC is untested
Dependents: STM32F746_iothub_client_sample_mqtt DISCO-F746NG_Ethernet Nucleo_F746ZG_Ethernet thethingsiO-DISCO_F746NG-mqtt ... more
init.c
00001 /** 00002 * @file 00003 * Modules initialization 00004 * 00005 */ 00006 00007 /* 00008 * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 00009 * All rights reserved. 00010 * 00011 * Redistribution and use in source and binary forms, with or without modification, 00012 * are permitted provided that the following conditions are met: 00013 * 00014 * 1. Redistributions of source code must retain the above copyright notice, 00015 * this list of conditions and the following disclaimer. 00016 * 2. Redistributions in binary form must reproduce the above copyright notice, 00017 * this list of conditions and the following disclaimer in the documentation 00018 * and/or other materials provided with the distribution. 00019 * 3. The name of the author may not be used to endorse or promote products 00020 * derived from this software without specific prior written permission. 00021 * 00022 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 00023 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 00024 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 00025 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00026 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 00027 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00028 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00029 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 00030 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 00031 * OF SUCH DAMAGE. 00032 * 00033 * This file is part of the lwIP TCP/IP stack. 00034 * 00035 * Author: Adam Dunkels <adam@sics.se> 00036 * 00037 */ 00038 00039 #include "lwip/opt.h" 00040 00041 #include "lwip/init.h" 00042 #include "lwip/stats.h" 00043 #include "lwip/sys.h" 00044 #include "lwip/mem.h" 00045 #include "lwip/memp.h" 00046 #include "lwip/pbuf.h" 00047 #include "lwip/netif.h" 00048 #include "lwip/sockets.h" 00049 #include "lwip/ip.h" 00050 #include "lwip/raw.h" 00051 #include "lwip/udp.h" 00052 #include "lwip/tcp_impl.h" 00053 #include "lwip/snmp_msg.h" 00054 #include "lwip/autoip.h" 00055 #include "lwip/igmp.h" 00056 #include "lwip/dns.h" 00057 #include "lwip/timers.h" 00058 #include "netif/etharp.h" 00059 #include "lwip/api.h" 00060 00061 /* Compile-time sanity checks for configuration errors. 00062 * These can be done independently of LWIP_DEBUG, without penalty. 00063 */ 00064 #ifndef BYTE_ORDER 00065 #error "BYTE_ORDER is not defined, you have to define it in your cc.h" 00066 #endif 00067 #if (!IP_SOF_BROADCAST && IP_SOF_BROADCAST_RECV) 00068 #error "If you want to use broadcast filter per pcb on recv operations, you have to define IP_SOF_BROADCAST=1 in your lwipopts.h" 00069 #endif 00070 #if (!LWIP_UDP && LWIP_UDPLITE) 00071 #error "If you want to use UDP Lite, you have to define LWIP_UDP=1 in your lwipopts.h" 00072 #endif 00073 #if (!LWIP_UDP && LWIP_SNMP) 00074 #error "If you want to use SNMP, you have to define LWIP_UDP=1 in your lwipopts.h" 00075 #endif 00076 #if (!LWIP_UDP && LWIP_DHCP) 00077 #error "If you want to use DHCP, you have to define LWIP_UDP=1 in your lwipopts.h" 00078 #endif 00079 #if (!LWIP_UDP && LWIP_IGMP) 00080 #error "If you want to use IGMP, you have to define LWIP_UDP=1 in your lwipopts.h" 00081 #endif 00082 #if (!LWIP_UDP && LWIP_SNMP) 00083 #error "If you want to use SNMP, you have to define LWIP_UDP=1 in your lwipopts.h" 00084 #endif 00085 #if (!LWIP_UDP && LWIP_DNS) 00086 #error "If you want to use DNS, you have to define LWIP_UDP=1 in your lwipopts.h" 00087 #endif 00088 #if !MEMP_MEM_MALLOC /* MEMP_NUM_* checks are disabled when not using the pool allocator */ 00089 #if (LWIP_ARP && ARP_QUEUEING && (MEMP_NUM_ARP_QUEUE<=0)) 00090 #error "If you want to use ARP Queueing, you have to define MEMP_NUM_ARP_QUEUE>=1 in your lwipopts.h" 00091 #endif 00092 #if (LWIP_RAW && (MEMP_NUM_RAW_PCB<=0)) 00093 #error "If you want to use RAW, you have to define MEMP_NUM_RAW_PCB>=1 in your lwipopts.h" 00094 #endif 00095 #if (LWIP_UDP && (MEMP_NUM_UDP_PCB<=0)) 00096 #error "If you want to use UDP, you have to define MEMP_NUM_UDP_PCB>=1 in your lwipopts.h" 00097 #endif 00098 #if (LWIP_TCP && (MEMP_NUM_TCP_PCB<=0)) 00099 #error "If you want to use TCP, you have to define MEMP_NUM_TCP_PCB>=1 in your lwipopts.h" 00100 #endif 00101 #if (LWIP_IGMP && (MEMP_NUM_IGMP_GROUP<=1)) 00102 #error "If you want to use IGMP, you have to define MEMP_NUM_IGMP_GROUP>1 in your lwipopts.h" 00103 #endif 00104 #if ((LWIP_NETCONN || LWIP_SOCKET) && (MEMP_NUM_TCPIP_MSG_API<=0)) 00105 #error "If you want to use Sequential API, you have to define MEMP_NUM_TCPIP_MSG_API>=1 in your lwipopts.h" 00106 #endif 00107 /* There must be sufficient timeouts, taking into account requirements of the subsystems. */ 00108 #if LWIP_TIMERS && (MEMP_NUM_SYS_TIMEOUT < (LWIP_TCP + IP_REASSEMBLY + LWIP_ARP + (2*LWIP_DHCP) + LWIP_AUTOIP + LWIP_IGMP + LWIP_DNS + PPP_SUPPORT)) 00109 #error "MEMP_NUM_SYS_TIMEOUT is too low to accomodate all required timeouts" 00110 #endif 00111 #if (IP_REASSEMBLY && (MEMP_NUM_REASSDATA > IP_REASS_MAX_PBUFS)) 00112 #error "MEMP_NUM_REASSDATA > IP_REASS_MAX_PBUFS doesn't make sense since each struct ip_reassdata must hold 2 pbufs at least!" 00113 #endif 00114 #endif /* !MEMP_MEM_MALLOC */ 00115 #if (LWIP_TCP && (TCP_WND > 0xffff)) 00116 #error "If you want to use TCP, TCP_WND must fit in an u16_t, so, you have to reduce it in your lwipopts.h" 00117 #endif 00118 #if (LWIP_TCP && (TCP_SND_QUEUELEN > 0xffff)) 00119 #error "If you want to use TCP, TCP_SND_QUEUELEN must fit in an u16_t, so, you have to reduce it in your lwipopts.h" 00120 #endif 00121 #if (LWIP_TCP && (TCP_SND_QUEUELEN < 2)) 00122 #error "TCP_SND_QUEUELEN must be at least 2 for no-copy TCP writes to work" 00123 #endif 00124 #if (LWIP_TCP && ((TCP_MAXRTX > 12) || (TCP_SYNMAXRTX > 12))) 00125 #error "If you want to use TCP, TCP_MAXRTX and TCP_SYNMAXRTX must less or equal to 12 (due to tcp_backoff table), so, you have to reduce them in your lwipopts.h" 00126 #endif 00127 #if (LWIP_TCP && TCP_LISTEN_BACKLOG && (TCP_DEFAULT_LISTEN_BACKLOG < 0) || (TCP_DEFAULT_LISTEN_BACKLOG > 0xff)) 00128 #error "If you want to use TCP backlog, TCP_DEFAULT_LISTEN_BACKLOG must fit into an u8_t" 00129 #endif 00130 #if (LWIP_NETIF_API && (NO_SYS==1)) 00131 #error "If you want to use NETIF API, you have to define NO_SYS=0 in your lwipopts.h" 00132 #endif 00133 #if ((LWIP_SOCKET || LWIP_NETCONN) && (NO_SYS==1)) 00134 #error "If you want to use Sequential API, you have to define NO_SYS=0 in your lwipopts.h" 00135 #endif 00136 #if (!LWIP_NETCONN && LWIP_SOCKET) 00137 #error "If you want to use Socket API, you have to define LWIP_NETCONN=1 in your lwipopts.h" 00138 #endif 00139 #if (((!LWIP_DHCP) || (!LWIP_AUTOIP)) && LWIP_DHCP_AUTOIP_COOP) 00140 #error "If you want to use DHCP/AUTOIP cooperation mode, you have to define LWIP_DHCP=1 and LWIP_AUTOIP=1 in your lwipopts.h" 00141 #endif 00142 #if (((!LWIP_DHCP) || (!LWIP_ARP)) && DHCP_DOES_ARP_CHECK) 00143 #error "If you want to use DHCP ARP checking, you have to define LWIP_DHCP=1 and LWIP_ARP=1 in your lwipopts.h" 00144 #endif 00145 #if (!LWIP_ARP && LWIP_AUTOIP) 00146 #error "If you want to use AUTOIP, you have to define LWIP_ARP=1 in your lwipopts.h" 00147 #endif 00148 #if (LWIP_SNMP && (SNMP_CONCURRENT_REQUESTS<=0)) 00149 #error "If you want to use SNMP, you have to define SNMP_CONCURRENT_REQUESTS>=1 in your lwipopts.h" 00150 #endif 00151 #if (LWIP_SNMP && (SNMP_TRAP_DESTINATIONS<=0)) 00152 #error "If you want to use SNMP, you have to define SNMP_TRAP_DESTINATIONS>=1 in your lwipopts.h" 00153 #endif 00154 #if (LWIP_TCP && ((LWIP_EVENT_API && LWIP_CALLBACK_API) || (!LWIP_EVENT_API && !LWIP_CALLBACK_API))) 00155 #error "One and exactly one of LWIP_EVENT_API and LWIP_CALLBACK_API has to be enabled in your lwipopts.h" 00156 #endif 00157 #if (MEM_LIBC_MALLOC && MEM_USE_POOLS) 00158 #error "MEM_LIBC_MALLOC and MEM_USE_POOLS may not both be simultaneously enabled in your lwipopts.h" 00159 #endif 00160 #if (MEM_USE_POOLS && !MEMP_USE_CUSTOM_POOLS) 00161 #error "MEM_USE_POOLS requires custom pools (MEMP_USE_CUSTOM_POOLS) to be enabled in your lwipopts.h" 00162 #endif 00163 #if (PBUF_POOL_BUFSIZE <= MEM_ALIGNMENT) 00164 #error "PBUF_POOL_BUFSIZE must be greater than MEM_ALIGNMENT or the offset may take the full first pbuf" 00165 #endif 00166 #if (DNS_LOCAL_HOSTLIST && !DNS_LOCAL_HOSTLIST_IS_DYNAMIC && !(defined(DNS_LOCAL_HOSTLIST_INIT))) 00167 #error "you have to define define DNS_LOCAL_HOSTLIST_INIT {{'host1', 0x123}, {'host2', 0x234}} to initialize DNS_LOCAL_HOSTLIST" 00168 #endif 00169 #if PPP_SUPPORT && !PPPOS_SUPPORT & !PPPOE_SUPPORT 00170 #error "PPP_SUPPORT needs either PPPOS_SUPPORT or PPPOE_SUPPORT turned on" 00171 #endif 00172 #if !LWIP_ETHERNET && (LWIP_ARP || PPPOE_SUPPORT) 00173 #error "LWIP_ETHERNET needs to be turned on for LWIP_ARP or PPPOE_SUPPORT" 00174 #endif 00175 #if LWIP_IGMP && !defined(LWIP_RAND) 00176 #error "When using IGMP, LWIP_RAND() needs to be defined to a random-function returning an u32_t random value" 00177 #endif 00178 #if LWIP_TCPIP_CORE_LOCKING_INPUT && !LWIP_TCPIP_CORE_LOCKING 00179 #error "When using LWIP_TCPIP_CORE_LOCKING_INPUT, LWIP_TCPIP_CORE_LOCKING must be enabled, too" 00180 #endif 00181 #if LWIP_TCP && LWIP_NETIF_TX_SINGLE_PBUF && !TCP_OVERSIZE 00182 #error "LWIP_NETIF_TX_SINGLE_PBUF needs TCP_OVERSIZE enabled to create single-pbuf TCP packets" 00183 #endif 00184 #if IP_FRAG && IP_FRAG_USES_STATIC_BUF && LWIP_NETIF_TX_SINGLE_PBUF 00185 #error "LWIP_NETIF_TX_SINGLE_PBUF does not work with IP_FRAG_USES_STATIC_BUF==1 as that creates pbuf queues" 00186 #endif 00187 #if LWIP_NETCONN && LWIP_TCP 00188 #if NETCONN_COPY != TCP_WRITE_FLAG_COPY 00189 #error "NETCONN_COPY != TCP_WRITE_FLAG_COPY" 00190 #endif 00191 #if NETCONN_MORE != TCP_WRITE_FLAG_MORE 00192 #error "NETCONN_MORE != TCP_WRITE_FLAG_MORE" 00193 #endif 00194 #endif /* LWIP_NETCONN && LWIP_TCP */ 00195 #if LWIP_SOCKET 00196 /* Check that the SO_* socket options and SOF_* lwIP-internal flags match */ 00197 #if SO_ACCEPTCONN != SOF_ACCEPTCONN 00198 #error "SO_ACCEPTCONN != SOF_ACCEPTCONN" 00199 #endif 00200 #if SO_REUSEADDR != SOF_REUSEADDR 00201 #error "WARNING: SO_REUSEADDR != SOF_REUSEADDR" 00202 #endif 00203 #if SO_KEEPALIVE != SOF_KEEPALIVE 00204 #error "WARNING: SO_KEEPALIVE != SOF_KEEPALIVE" 00205 #endif 00206 #if SO_BROADCAST != SOF_BROADCAST 00207 #error "WARNING: SO_BROADCAST != SOF_BROADCAST" 00208 #endif 00209 #if SO_LINGER != SOF_LINGER 00210 #error "WARNING: SO_LINGER != SOF_LINGER" 00211 #endif 00212 #endif /* LWIP_SOCKET */ 00213 00214 00215 /* Compile-time checks for deprecated options. 00216 */ 00217 #ifdef MEMP_NUM_TCPIP_MSG 00218 #error "MEMP_NUM_TCPIP_MSG option is deprecated. Remove it from your lwipopts.h." 00219 #endif 00220 #ifdef MEMP_NUM_API_MSG 00221 #error "MEMP_NUM_API_MSG option is deprecated. Remove it from your lwipopts.h." 00222 #endif 00223 #ifdef TCP_REXMIT_DEBUG 00224 #error "TCP_REXMIT_DEBUG option is deprecated. Remove it from your lwipopts.h." 00225 #endif 00226 #ifdef RAW_STATS 00227 #error "RAW_STATS option is deprecated. Remove it from your lwipopts.h." 00228 #endif 00229 #ifdef ETHARP_QUEUE_FIRST 00230 #error "ETHARP_QUEUE_FIRST option is deprecated. Remove it from your lwipopts.h." 00231 #endif 00232 #ifdef ETHARP_ALWAYS_INSERT 00233 #error "ETHARP_ALWAYS_INSERT option is deprecated. Remove it from your lwipopts.h." 00234 #endif 00235 00236 #ifndef LWIP_DISABLE_TCP_SANITY_CHECKS 00237 #define LWIP_DISABLE_TCP_SANITY_CHECKS 0 00238 #endif 00239 #ifndef LWIP_DISABLE_MEMP_SANITY_CHECKS 00240 #define LWIP_DISABLE_MEMP_SANITY_CHECKS 0 00241 #endif 00242 00243 /* MEMP sanity checks */ 00244 #if !LWIP_DISABLE_MEMP_SANITY_CHECKS 00245 #if LWIP_NETCONN 00246 #if MEMP_MEM_MALLOC 00247 #if !MEMP_NUM_NETCONN && LWIP_SOCKET 00248 #error "lwip_sanity_check: WARNING: MEMP_NUM_NETCONN cannot be 0 when using sockets!" 00249 #endif 00250 #else /* MEMP_MEM_MALLOC */ 00251 #if MEMP_NUM_NETCONN > (MEMP_NUM_TCP_PCB+MEMP_NUM_TCP_PCB_LISTEN+MEMP_NUM_UDP_PCB+MEMP_NUM_RAW_PCB) 00252 #error "lwip_sanity_check: WARNING: MEMP_NUM_NETCONN should be less than the sum of MEMP_NUM_{TCP,RAW,UDP}_PCB+MEMP_NUM_TCP_PCB_LISTEN. If you know what you are doing, define LWIP_DISABLE_MEMP_SANITY_CHECKS to 1 to disable this error." 00253 #endif 00254 #endif /* MEMP_MEM_MALLOC */ 00255 #endif /* LWIP_NETCONN */ 00256 #endif /* !LWIP_DISABLE_MEMP_SANITY_CHECKS */ 00257 00258 /* TCP sanity checks */ 00259 #if !LWIP_DISABLE_TCP_SANITY_CHECKS 00260 #if LWIP_TCP 00261 #if !MEMP_MEM_MALLOC && (MEMP_NUM_TCP_SEG < TCP_SND_QUEUELEN) 00262 #error "lwip_sanity_check: WARNING: MEMP_NUM_TCP_SEG should be at least as big as TCP_SND_QUEUELEN. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error." 00263 #endif 00264 #if TCP_SND_BUF < (2 * TCP_MSS) 00265 #error "lwip_sanity_check: WARNING: TCP_SND_BUF must be at least as much as (2 * TCP_MSS) for things to work smoothly. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error." 00266 #endif 00267 #if TCP_SND_QUEUELEN < (2 * (TCP_SND_BUF / TCP_MSS)) 00268 #error "lwip_sanity_check: WARNING: TCP_SND_QUEUELEN must be at least as much as (2 * TCP_SND_BUF/TCP_MSS) for things to work. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error." 00269 #endif 00270 #if TCP_SNDLOWAT >= TCP_SND_BUF 00271 #error "lwip_sanity_check: WARNING: TCP_SNDLOWAT must be less than TCP_SND_BUF. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error." 00272 #endif 00273 #if TCP_SNDQUEUELOWAT >= TCP_SND_QUEUELEN 00274 #error "lwip_sanity_check: WARNING: TCP_SNDQUEUELOWAT must be less than TCP_SND_QUEUELEN. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error." 00275 #endif 00276 #if !MEMP_MEM_MALLOC && (TCP_WND > (PBUF_POOL_SIZE * (PBUF_POOL_BUFSIZE - (PBUF_LINK_HLEN + PBUF_IP_HLEN + PBUF_TRANSPORT_HLEN)))) 00277 #error "lwip_sanity_check: WARNING: TCP_WND is larger than space provided by PBUF_POOL_SIZE * (PBUF_POOL_BUFSIZE - protocol headers). If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error." 00278 #endif 00279 #if TCP_WND < TCP_MSS 00280 #error "lwip_sanity_check: WARNING: TCP_WND is smaller than MSS. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error." 00281 #endif 00282 #endif /* LWIP_TCP */ 00283 #endif /* !LWIP_DISABLE_TCP_SANITY_CHECKS */ 00284 00285 /** 00286 * Perform Sanity check of user-configurable values, and initialize all modules. 00287 */ 00288 void 00289 lwip_init(void) 00290 { 00291 /* Modules initialization */ 00292 stats_init(); 00293 #if !NO_SYS 00294 sys_init(); 00295 #endif /* !NO_SYS */ 00296 mem_init(); 00297 memp_init(); 00298 pbuf_init(); 00299 netif_init(); 00300 #if LWIP_SOCKET 00301 lwip_socket_init(); 00302 #endif /* LWIP_SOCKET */ 00303 ip_init(); 00304 #if LWIP_ARP 00305 etharp_init(); 00306 #endif /* LWIP_ARP */ 00307 #if LWIP_RAW 00308 raw_init(); 00309 #endif /* LWIP_RAW */ 00310 #if LWIP_UDP 00311 udp_init(); 00312 #endif /* LWIP_UDP */ 00313 #if LWIP_TCP 00314 tcp_init(); 00315 #endif /* LWIP_TCP */ 00316 #if LWIP_SNMP 00317 snmp_init(); 00318 #endif /* LWIP_SNMP */ 00319 #if LWIP_AUTOIP 00320 autoip_init(); 00321 #endif /* LWIP_AUTOIP */ 00322 #if LWIP_IGMP 00323 igmp_init(); 00324 #endif /* LWIP_IGMP */ 00325 #if LWIP_DNS 00326 dns_init(); 00327 #endif /* LWIP_DNS */ 00328 00329 #if LWIP_TIMERS 00330 sys_timeouts_init(); 00331 #endif /* LWIP_TIMERS */ 00332 }
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