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LwIP fine tuning

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This commit is contained in:
Stefan Lankes 2011-09-03 13:27:25 -07:00
parent 62070aa3a9
commit be766af0fb
2 changed files with 33 additions and 13 deletions
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2
lwip/src/include/arch/cc.h
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@ -70,7 +70,7 @@ typedef size_t mem_ptr_t;
#define MEM_ALIGNMENT 4
#define ETH_PAD_SIZE 2
#define LWIP_CHKSUM_ALGORITHM 2
#define LWIP_CHKSUM_ALGORITHM 3
/* prototypes for printf() and abort() */
#include <metalsvm/stdio.h>

44
lwip/src/include/lwipopts.h
View file

@ -3,6 +3,8 @@
#ifndef __LWIPOPTS_H__
#define __LWIPOPTS_H_
#include <metalsvm/stddef.h>
/**
* SYS_LIGHTWEIGHT_PROT==1: if you want inter-task protection for certain
* critical regions during buffer allocation, deallocation and memory
@ -59,10 +61,19 @@
*/
#define LWIP_TCP 1
/**
* TCP_MSS: TCP Maximum segment size. (default is 536, a conservative default,
* you might want to increase this.)
* For the receive side, this MSS is advertised to the remote side
* when opening a connection. For the transmit size, this MSS sets
* an upper limit on the MSS advertised by the remote host.
*/
#define TCP_MSS 1460
/**
* TCP_SND_BUF: TCP sender buffer space (bytes).
*/
#define TCP_SND_BUF (16*1024)
#define TCP_SND_BUF (16*TCP_WND)
/**
* LWIP_BROADCAST_PING==1: respond to broadcast pings (default is unicast only)
@ -118,15 +129,6 @@
*/
#define DEFAULT_THREAD_PRIO NORMAL_PRIO
/**
* TCP_MSS: TCP Maximum segment size. (default is 536, a conservative default,
* you might want to increase this.)
* For the receive side, this MSS is advertised to the remote side
* when opening a connection. For the transmit size, this MSS sets
* an upper limit on the MSS advertised by the remote host.
*/
#define TCP_MSS 2048
/**
* PBUF_POOL_SIZE: the number of buffers in the pbuf pool.
*/
@ -175,7 +177,25 @@
* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments.
* (requires the LWIP_TCP option)
*/
#define MEMP_NUM_TCP_SEG 32
#define MEMP_NUM_TCP_SEG TCP_SND_QUEUELEN
// On the SCC, we have not to check incoming messages
#ifdef CONFIG_ROCKCREEK
/**
* CHECKSUM_CHECK_IP==1: Check checksums in software for incoming IP packets.
*/
#define CHECKSUM_CHECK_IP 0
/**
* CHECKSUM_CHECK_UDP==1: Check checksums in software for incoming UDP packets.
*/
#define CHECKSUM_CHECK_UDP 0
/**
* CHECKSUM_CHECK_TCP==1: Check checksums in software for incoming TCP packets.
*/
#define CHECKSUM_CHECK_TCP 0
#endif
/* DEBUG options */
#define LWIP_DEBUG 1
@ -187,7 +207,7 @@
#define MEM_DEBUG LWIP_DBG_OFF
#define IP_DEBUG LWIP_DBG_OFF
#define INET_DEBUG LWIP_DBG_OFF
#define NETIF_DEBUG LWIP_DBG_ON
#define NETIF_DEBUG LWIP_DBG_OFF
#define TIMERS_DEBUG LWIP_DBG_OFF
#define SOCKETS_DEBUG LWIP_DBG_OFF
#define PBUF_DEBUG LWIP_DBG_OFF