TCPSocket_HelloWorld with DM9161A PHY - DEBUG

Enabled debug options in lwipopts.h   IP_DEBUG, MEM_DEBUG and MEMP_DEBUG

LED on p1.18 (= mbed LED_1) starts blinking when 'pbuf_free: p->ref > 0' is reached
-----------------------------------------------------------------------------------

***************************
** START OF DEBUG OUTPUT **
***************************

Ethernet INIT    - Result : 0000
Ethernet CONNECT - ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |       336     | (v, hl, tos, len)
+-------------------------------+
|        0      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0xba9d     | (ttl, proto, chksum)
+-------------------------------+
|    0  |    0  |    0  |    0  | (src)
+-------------------------------+
|  255  |  255  |  255  |  255  | (dest)
+-------------------------------+
netif->output()ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |       336     | (v, hl, tos, len)
+-------------------------------+
|        1      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0xba9c     | (ttl, proto, chksum)
+-------------------------------+
|    0  |    0  |    0  |    0  | (src)
+-------------------------------+
|  255  |  255  |  255  |  255  | (dest)
+-------------------------------+
netif->output()ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |       336     | (v, hl, tos, len)
+-------------------------------+
|        2      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0xba9b     | (ttl, proto, chksum)
+-------------------------------+
|    0  |    0  |    0  |    0  | (src)
+-------------------------------+
|  255  |  255  |  255  |  255  | (dest)
+-------------------------------+
netif->output()ip_input: iphdr->dest 0x500a8c0 netif->ip_addr 0x0 (0x0, 0x0, 0x500a8c0)
ip_input: UDP packet to DHCP client port 68
ip_input: DHCP packet accepted.
ip_input:
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |       576     | (v, hl, tos, len)
+-------------------------------+
|        0      |000|       0   | (id, flags, offset)
+-------------------------------+
|   64  |   17  |    0xf756     | (ttl, proto, chksum)
+-------------------------------+
|  192  |  168  |    0  |    1  | (src)
+-------------------------------+
|  192  |  168  |    0  |    5  | (dest)
+-------------------------------+
ip_input: p->len 576 p->tot_len 576
ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |       336     | (v, hl, tos, len)
+-------------------------------+
|        3      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0xba9a     | (ttl, proto, chksum)
+-------------------------------+
|    0  |    0  |    0  |    0  | (src)
+-------------------------------+
|  255  |  255  |  255  |  255  | (dest)
+-------------------------------+
netif->output()ip_input: iphdr->dest 0x500a8c0 netif->ip_addr 0x0 (0x0, 0x0, 0x500a8c0)
ip_input: UDP packet to DHCP client port 68
ip_input: DHCP packet accepted.
ip_input:
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |       576     | (v, hl, tos, len)
+-------------------------------+
|        0      |000|       0   | (id, flags, offset)
+-------------------------------+
|   64  |   17  |    0xf756     | (ttl, proto, chksum)
+-------------------------------+
|  192  |  168  |    0  |    1  | (src)
+-------------------------------+
|  192  |  168  |    0  |    5  | (dest)
+-------------------------------+
ip_input: p->len 576 p->tot_len 576
Result : 0000
IP Address is 192.168.0.5
Socket Connect   - ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |        54     | (v, hl, tos, len)
+-------------------------------+
|        4      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0x6979     | (ttl, proto, chksum)
+-------------------------------+
|  192  |  168  |    0  |    5  | (src)
+-------------------------------+
|  193  |   74  |  208  |   65  | (dest)
+-------------------------------+
pbuf_free: p->ref > 0:627 in file /workspaces/TCPSocket_HelloWorld/src/EthernetInterface/lwip/core/pbuf.c
netif->output()ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |        54     | (v, hl, tos, len)
+-------------------------------+
|        5      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0x6978     | (ttl, proto, chksum)
+-------------------------------+
|  192  |  168  |    0  |    5  | (src)
+-------------------------------+
|  193  |   74  |  208  |   65  | (dest)
+-------------------------------+
netif->output()ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |        54     | (v, hl, tos, len)
+-------------------------------+
|        6      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0x6977     | (ttl, proto, chksum)
+-------------------------------+
|  192  |  168  |    0  |    5  | (src)
+-------------------------------+
|  193  |   74  |  208  |   65  | (dest)
+-------------------------------+
netif->output()ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |        54     | (v, hl, tos, len)
+-------------------------------+
|        7      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0x6976     | (ttl, proto, chksum)
+-------------------------------+
|  192  |  168  |    0  |    5  | (src)
+-------------------------------+
|  193  |   74  |  208  |   65  | (dest)
+-------------------------------+
netif->output()ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |        54     | (v, hl, tos, len)
+-------------------------------+
|        8      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0x5446     | (ttl, proto, chksum)
+-------------------------------+
|  192  |  168  |    0  |    5  | (src)
+-------------------------------+
|  194  |  119  |  228  |   67  | (dest)
+-------------------------------+
netif->output()ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |        54     | (v, hl, tos, len)
+-------------------------------+
|        9      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0x5445     | (ttl, proto, chksum)
+-------------------------------+
|  192  |  168  |    0  |    5  | (src)
+-------------------------------+
|  194  |  119  |  228  |   67  | (dest)
+-------------------------------+
netif->output()ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |        54     | (v, hl, tos, len)
+-------------------------------+
|       10      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0x5444     | (ttl, proto, chksum)
+-------------------------------+
|  192  |  168  |    0  |    5  | (src)
+-------------------------------+
|  194  |  119  |  228  |   67  | (dest)
+-------------------------------+
netif->output()Result : FFFFFFFF
ip_output_if: en0
IP header:
+-------------------------------+
| 4 | 5 |  0x00 |       336     | (v, hl, tos, len)
+-------------------------------+
|       11      |000|       0   | (id, flags, offset)
+-------------------------------+
|  255  |   17  |    0xf9e4     | (ttl, proto, chksum)
+-------------------------------+
|  192  |  168  |    0  |    5  | (src)
+-------------------------------+
|    0  |    0  |    0  |    0  | (dest)
+-------------------------------+