first commit

port/lwipopts.h

@@ -0,0 +1,53 @@
+#ifndef __LWIPOPTS_H__
+#define __LWIPOPTS_H__
+
+#define LWIP_DEBUG 1
+#define LWIP_DBG_MIN_LEVEL LWIP_DBG_LEVEL_ALL
+
+#define DHCP_DEBUG     LWIP_DBG_ON
+#define NETIF_DEBUG    LWIP_DBG_ON
+#define ETHARP_DEBUG   LWIP_DBG_ON
+
+#define NO_SYS 1
+
+// Core locking
+#define SYS_LIGHTWEIGHT_PROT 0
+
+// Memory options
+#define MEM_ALIGNMENT 4
+#define MEM_SIZE (4 * 1024)  // 4KB of RAM for lwIP heap
+
+// Pbuf options
+#define PBUF_POOL_SIZE 8
+#define PBUF_POOL_BUFSIZE 1524
+
+// TCP options
+#define LWIP_TCP 1
+#define TCP_MSS 1460
+#define TCP_SND_BUF (2 * TCP_MSS)
+
+// UDP options
+#define LWIP_UDP 1
+
+// ICMP options
+#define LWIP_ICMP 1
+
+// DHCP options
+#define LWIP_DHCP 1
+
+// Checksum options
+// #define CHECKSUM_GEN_IP               0
+// #define CHECKSUM_GEN_UDP              0
+// #define CHECKSUM_GEN_TCP              0
+// #define CHECKSUM_CHECK_IP             0
+// #define CHECKSUM_CHECK_UDP            0
+// #define CHECKSUM_CHECK_TCP            0
+// #define LWIP_CHECKSUM_ON_COPY         1
+
+#define LWIP_NETCONN 0
+#define LWIP_SOCKET 0
+
+// Statistics
+#define LWIP_STATS 0
+
+#endif /* __LWIPOPTS_H__ */