working on lwip

bsp_z7/lwip/bare/include/lwipopts.h

@@ -139,19 +139,19 @@ a lot of data that needs to be copied, this should be set high. */
 #define MEMP_NUM_PBUF           16
 /* MEMP_NUM_RAW_PCB: the number of UDP protocol control blocks. One
    per active RAW "connection". */
-#define MEMP_NUM_RAW_PCB        3
+#define MEMP_NUM_RAW_PCB        0
 /* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
    per active UDP "connection". */
 #define MEMP_NUM_UDP_PCB        8
 /* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP
    connections. */
-#define MEMP_NUM_TCP_PCB        5
+#define MEMP_NUM_TCP_PCB        0
 /* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP
    connections. */
-#define MEMP_NUM_TCP_PCB_LISTEN 8
+#define MEMP_NUM_TCP_PCB_LISTEN 0
 /* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP
    segments. */
-#define MEMP_NUM_TCP_SEG        16
+#define MEMP_NUM_TCP_SEG        0
 /* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active
    timeouts. */
 #define MEMP_NUM_SYS_TIMEOUT    17
@@ -159,14 +159,14 @@ a lot of data that needs to be copied, this should be set high. */
 /* The following four are used only with the sequential API and can be
    set to 0 if the application only will use the raw API. */
 /* MEMP_NUM_NETBUF: the number of struct netbufs. */
-#define MEMP_NUM_NETBUF         2
+#define MEMP_NUM_NETBUF         0
 /* MEMP_NUM_NETCONN: the number of struct netconns. */
-#define MEMP_NUM_NETCONN        12
+#define MEMP_NUM_NETCONN        0
 /* MEMP_NUM_TCPIP_MSG_*: the number of struct tcpip_msg, which is used
    for sequential API communication and incoming packets. Used in
    src/api/tcpip.c. */
-#define MEMP_NUM_TCPIP_MSG_API   16
-#define MEMP_NUM_TCPIP_MSG_INPKT 16
+#define MEMP_NUM_TCPIP_MSG_API   0
+#define MEMP_NUM_TCPIP_MSG_INPKT 0
 
 #define TCPIP_THREAD_STACKSIZE          10240