1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/net/sandbox-lwip.c b/drivers/net/sandbox-lwip.c
new file mode 100644
index 00000000000..3721033c310
--- /dev/null
+++ b/drivers/net/sandbox-lwip.c
@@ -0,0 +1,85 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2015 National Instruments
+ *
+ * (C) Copyright 2015
+ * Joe Hershberger <joe.hershberger@ni.com>
+ */
+
+#include <dm.h>
+#include <log.h>
+#include <malloc.h>
+#include <net.h>
+#include <asm/eth.h>
+#include <asm/global_data.h>
+#include <asm/test.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static int sb_lwip_eth_start(struct udevice *dev)
+{
+	debug("eth_sandbox_lwip: Start\n");
+
+	return 0;
+}
+
+static int sb_lwip_eth_send(struct udevice *dev, void *packet, int length)
+{
+	debug("eth_sandbox_lwip: Send packet %d\n", length);
+
+	return -ENOTSUPP;
+}
+
+static int sb_lwip_eth_recv(struct udevice *dev, int flags, uchar **packetp)
+{
+	return -EAGAIN;
+}
+
+static int sb_lwip_eth_free_pkt(struct udevice *dev, uchar *packet, int length)
+{
+	return 0;
+}
+
+static void sb_lwip_eth_stop(struct udevice *dev)
+{
+}
+
+static int sb_lwip_eth_write_hwaddr(struct udevice *dev)
+{
+	return 0;
+}
+
+static const struct eth_ops sb_eth_ops = {
+	.start			= sb_lwip_eth_start,
+	.send			= sb_lwip_eth_send,
+	.recv			= sb_lwip_eth_recv,
+	.free_pkt		= sb_lwip_eth_free_pkt,
+	.stop			= sb_lwip_eth_stop,
+	.write_hwaddr		= sb_lwip_eth_write_hwaddr,
+};
+
+static int sb_lwip_eth_remove(struct udevice *dev)
+{
+	return 0;
+}
+
+static int sb_lwip_eth_of_to_plat(struct udevice *dev)
+{
+	return 0;
+}
+
+static const struct udevice_id sb_eth_ids[] = {
+	{ .compatible = "sandbox,eth" },
+	{ }
+};
+
+U_BOOT_DRIVER(eth_sandbox) = {
+	.name	= "eth_lwip_sandbox",
+	.id	= UCLASS_ETH,
+	.of_match = sb_eth_ids,
+	.of_to_plat = sb_lwip_eth_of_to_plat,
+	.remove	= sb_lwip_eth_remove,
+	.ops	= &sb_eth_ops,
+	.priv_auto	= 0,
+	.plat_auto	= sizeof(struct eth_pdata),
+};