Merge pull request #1480 from TanekLiang/gd32450z-update

[bps][gd32450z-eval] update lwip to 2.0.2

bsp/gd32450z-eval/.config

@@ -157,8 +157,9 @@ CONFIG_RT_USING_POSIX=y
 # light weight TCP/IP stack
 #
 CONFIG_RT_USING_LWIP=y
-CONFIG_RT_USING_LWIP141=y
-# CONFIG_RT_USING_LWIP202 is not set
+# CONFIG_RT_USING_LWIP141 is not set
+CONFIG_RT_USING_LWIP202=y
+# CONFIG_RT_USING_LWIP_IPV6 is not set
 CONFIG_RT_LWIP_IGMP=y
 CONFIG_RT_LWIP_ICMP=y
 # CONFIG_RT_LWIP_SNMP is not set
@@ -188,6 +189,8 @@ CONFIG_RT_LWIP_TCP_WND=8196
 CONFIG_RT_LWIP_TCPTHREAD_PRIORITY=10
 CONFIG_RT_LWIP_TCPTHREAD_MBOX_SIZE=8
 CONFIG_RT_LWIP_TCPTHREAD_STACKSIZE=1024
+# CONFIG_LWIP_NO_RX_THREAD is not set
+# CONFIG_LWIP_NO_TX_THREAD is not set
 CONFIG_RT_LWIP_ETHTHREAD_PRIORITY=12
 CONFIG_RT_LWIP_ETHTHREAD_STACKSIZE=1024
 CONFIG_RT_LWIP_ETHTHREAD_MBOX_SIZE=8

bsp/gd32450z-eval/Kconfig

@@ -8,7 +8,7 @@ config $BSP_DIR
 config $RTT_DIR
     string
     option env="RTT_ROOT"
-    default: "rt-thread"
+    default: "../.."
     
 # you can change the RTT_ROOT default: "rt-thread"
 # example : default "F:/git_repositories/rt-thread"

bsp/gd32450z-eval/rtconfig.h

@@ -103,7 +103,7 @@
 /* light weight TCP/IP stack */
 
 #define RT_USING_LWIP
-#define RT_USING_LWIP141
+#define RT_USING_LWIP202
 #define RT_LWIP_IGMP
 #define RT_LWIP_ICMP
 #define RT_LWIP_DNS