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diff --git a/qemu/include/hw/net/mii.h b/qemu/include/hw/net/mii.h
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+/*
+ * Common network MII address and register definitions.
+ *
+ * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com>
+ *
+ * Allwinner EMAC register definitions from Linux kernel are:
+ * Copyright 2012 Stefan Roese <sr@denx.de>
+ * Copyright 2013 Maxime Ripard <maxime.ripard@free-electrons.com>
+ * Copyright 1997 Sten Wang
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+#ifndef MII_H
+#define MII_H
+
+/* PHY registers */
+#define MII_BMCR 0
+#define MII_BMSR 1
+#define MII_PHYID1 2
+#define MII_PHYID2 3
+#define MII_ANAR 4
+#define MII_ANLPAR 5
+#define MII_ANER 6
+#define MII_NSR 16
+#define MII_LBREMR 17
+#define MII_REC 18
+#define MII_SNRDR 19
+#define MII_TEST 25
+
+/* PHY registers fields */
+#define MII_BMCR_RESET (1 << 15)
+#define MII_BMCR_LOOPBACK (1 << 14)
+#define MII_BMCR_SPEED (1 << 13)
+#define MII_BMCR_AUTOEN (1 << 12)
+#define MII_BMCR_FD (1 << 8)
+
+#define MII_BMSR_100TX_FD (1 << 14)
+#define MII_BMSR_100TX_HD (1 << 13)
+#define MII_BMSR_10T_FD (1 << 12)
+#define MII_BMSR_10T_HD (1 << 11)
+#define MII_BMSR_MFPS (1 << 6)
+#define MII_BMSR_AN_COMP (1 << 5)
+#define MII_BMSR_AUTONEG (1 << 3)
+#define MII_BMSR_LINK_ST (1 << 2)
+
+#define MII_ANAR_TXFD (1 << 8)
+#define MII_ANAR_TX (1 << 7)
+#define MII_ANAR_10FD (1 << 6)
+#define MII_ANAR_10 (1 << 5)
+#define MII_ANAR_CSMACD (1 << 0)
+
+#define MII_ANLPAR_ACK (1 << 14)
+#define MII_ANLPAR_TXFD (1 << 8)
+#define MII_ANLPAR_TX (1 << 7)
+#define MII_ANLPAR_10FD (1 << 6)
+#define MII_ANLPAR_10 (1 << 5)
+#define MII_ANLPAR_CSMACD (1 << 0)
+
+/* List of vendor identifiers */
+/* RealTek 8201 */
+#define RTL8201CP_PHYID1 0x0000
+#define RTL8201CP_PHYID2 0x8201
+
+/* National Semiconductor DP83848 */
+#define DP83848_PHYID1 0x2000
+#define DP83848_PHYID2 0x5c90
+
+#endif /* MII_H */