lwipopts.h

00001 /* lwipopts.h */
00002 /* Copyright (C) 2012 mbed.org, MIT License
00003  *
00004  * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
00005  * and associated documentation files (the "Software"), to deal in the Software without restriction,
00006  * including without limitation the rights to use, copy, modify, merge, publish, distribute,
00007  * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
00008  * furnished to do so, subject to the following conditions:
00009  *
00010  * The above copyright notice and this permission notice shall be included in all copies or
00011  * substantial portions of the Software.
00012  *
00013  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
00014  * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00015  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
00016  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00017  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00018  */
00019 
00020 #ifndef LWIPOPTS_H_
00021 #define LWIPOPTS_H_
00022  
00023 #include "lwipopts_common.h" //Get common options
00024 
00025 #define MEM_SIZE 16362 //Needs a huge buffer pool
00026 
00027 #define LWIP_ARP 1 //Enable ARP
00028 
00029 /* This define is custom for the LPC EMAC driver. Enabled it to
00030  get debug messages for the driver. */
00031 #define UDP_LPC_EMAC                    LWIP_DBG_OFF
00032 
00033 /* No padding needed */
00034 #define ETH_PAD_SIZE                    0
00035 
00036 /* MSS should match the hardware packet size */
00037 #define TCP_MSS                        1460
00038 #define TCP_SND_BUF           (2 * TCP_MSS)
00039 #define TCP_WND               (2 * TCP_MSS)
00040 #define TCP_SND_QUEUELEN      (2 * TCP_SND_BUF/TCP_MSS)
00041 
00042 #define IP_SOF_BROADCAST        1
00043 #define IP_SOF_BROADCAST_RECV     1
00044 
00045 /* The ethernet FCS is performed in hardware. The IP, TCP, and UDP
00046  CRCs still need to be done in hardware. */
00047 #define CHECKSUM_GEN_IP                 1
00048 #define CHECKSUM_GEN_UDP                1
00049 #define CHECKSUM_GEN_TCP                1
00050 #define CHECKSUM_CHECK_IP               1
00051 #define CHECKSUM_CHECK_UDP              1
00052 #define CHECKSUM_CHECK_TCP              1
00053 #define LWIP_CHECKSUM_ON_COPY           1
00054 
00055 /* DHCP is ok, UDP is required with DHCP */
00056 #define LWIP_DHCP                       1
00057 #define LWIP_UDP                        1
00058 
00059 /* Hostname can be used */
00060 #define LWIP_NETIF_HOSTNAME             1
00061 
00062 #define LWIP_BROADCAST_PING       1
00063 
00064 #define LWIP_NETIF_STATUS_CALLBACK 1 //We want to be notified whenever the netif state changes 
00065 
00066 
00067 #endif /* LWIPOPTS_H_ */