rewrite ethernetif to use ch32v208_eth.hg

.vscode/settings.json

@@ -47,6 +47,64 @@
         "limits": "c",
         "tuple": "c",
         "init.h": "c",
-        "hw_i2c.h": "c"
-    }
+        "hw_i2c.h": "c",
+        "chrono": "c",
+        "stop_token": "c",
+        "__locale": "c",
+        "stdint.h": "c",
+        "ch32v208_eth.h": "c",
+        "bit": "c",
+        "any": "c",
+        "array": "c",
+        "hash_map": "c",
+        "strstream": "c",
+        "charconv": "c",
+        "cmath": "c",
+        "codecvt": "c",
+        "complex": "c",
+        "concepts": "c",
+        "condition_variable": "c",
+        "coroutine": "c",
+        "cstddef": "c",
+        "unordered_map": "c",
+        "unordered_set": "c",
+        "exception": "c",
+        "memory": "c",
+        "numeric": "c",
+        "optional": "c",
+        "ratio": "c",
+        "string_view": "c",
+        "system_error": "c",
+        "type_traits": "c",
+        "algorithm": "c",
+        "iomanip": "c",
+        "mutex": "c",
+        "ostream": "c",
+        "semaphore": "c",
+        "shared_mutex": "c",
+        "span": "c",
+        "stacktrace": "c",
+        "text_encoding": "c",
+        "thread": "c",
+        "typeindex": "c",
+        "typeinfo": "c",
+        "utility": "c",
+        "valarray": "c",
+        "__assert": "c",
+        "__split_buffer": "c",
+        "ios": "c",
+        "map": "c",
+        "new": "c",
+        "queue": "c",
+        "set": "c",
+        "stack": "c",
+        "stdexcept": "c",
+        "__node_handle": "c",
+        "execution": "c",
+        "numbers": "c",
+        "print": "c",
+        "ha_mqtt.h": "c",
+        "ethernetif.h": "c"
+    },
+    "cmake.sourceDirectory": "/home/mira/src/embedded/ch32v208_sens/lwip"
 }