Import Mbed OS hard-float snapshot

connectivity/drivers/emac/TARGET_RZ_A1_EMAC/rza1_eth.h

@@ -0,0 +1,65 @@
+/* Copyright (c) 2020 Renesas Electronics Corporation.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef MBED_ETHERNET_API_H
+#define MBED_ETHERNET_API_H
+
+#include "device.h"
+#include "platform/mbed_toolchain.h"
+
+#if DEVICE_ETHERNET
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Connection constants
+int rza1_ethernet_init(void);
+void rza1_ethernet_free(void);
+
+// write size bytes from data to ethernet buffer
+// return num bytes written
+// or -1 if size is too big
+int rza1_ethernet_write(const char *data, int size);
+
+// send ethernet write buffer, returning the packet size sent
+int rza1_ethernet_send(void);
+
+// receive from ethernet buffer, returning packet size, or 0 if no packet
+int rza1_ethernet_receive(void);
+
+// read size bytes in to data, return actual num bytes read (0..size)
+// if data == NULL, throw the bytes away
+int rza1_ethernet_read(char *data, int size);
+
+// get the ethernet address
+void rza1_ethernet_address(char *mac);
+
+// see if the link is up
+int rza1_ethernet_link(void);
+
+// force link settings
+void rza1_ethernet_set_link(int speed, int duplex);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+#endif
+
+
+/** @}*/