[netdrvr] new driver skge, for SysKonnect cards

4 files changed, 6403 insertions, 0 deletions

diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 3a0a55b..959f8ae 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -1931,6 +1931,18 @@ config R8169_VLAN
 	  
 	  If in doubt, say Y.
 
+config SKGE
+	tristate "New SysKonnect GigaEthernet support (EXPERIMENTAL)"
+	depends on PCI && EXPERIMENTAL
+	select CRC32
+	---help---
+	  This driver support the Marvell Yukon or SysKonnect SK-98xx/SK-95xx
+	  and related Gigabit Ethernet adapters. It is a new smaller driver
+	  driver with better performance and more complete ethtool support.
+
+	  It does not support the link failover and network management 
+	  features that "portable" vendor supplied sk98lin driver does.
+	
 config SK98LIN
 	tristate "Marvell Yukon Chipset / SysKonnect SK-98xx Support"
 	depends on PCI
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index 6202b10..43c441a 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -52,6 +52,7 @@ obj-$(CONFIG_STNIC) += stnic.o 8390.o
 obj-$(CONFIG_FEALNX) += fealnx.o
 obj-$(CONFIG_TIGON3) += tg3.o
 obj-$(CONFIG_TC35815) += tc35815.o
+obj-$(CONFIG_SKGE) += skge.o
 obj-$(CONFIG_SK98LIN) += sk98lin/
 obj-$(CONFIG_SKFP) += skfp/
 obj-$(CONFIG_VIA_RHINE) += via-rhine.o
diff --git a/drivers/net/skge.c b/drivers/net/skge.c
new file mode 100644
index 0000000..11e1583
--- /dev/null
+++ b/drivers/net/skge.c
@@ -0,0 +1,3385 @@
+/*
+ * New driver for Marvell Yukon chipset and SysKonnect Gigabit
+ * Ethernet adapters. Based on earlier sk98lin, e100 and
+ * FreeBSD if_sk drivers.
+ *
+ * This driver intentionally does not support all the features
+ * of the original driver such as link fail-over and link management because
+ * those should be done at higher levels.
+ *
+ * Copyright (C) 2004, Stephen Hemminger <shemminger@osdl.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/config.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/pci.h>
+#include <linux/if_vlan.h>
+#include <linux/ip.h>
+#include <linux/delay.h>
+#include <linux/crc32.h>
+#include <asm/irq.h>
+
+#include "skge.h"
+
+#define DRV_NAME		"skge"
+#define DRV_VERSION		"0.6"
+#define PFX			DRV_NAME " "
+
+#define DEFAULT_TX_RING_SIZE	128
+#define DEFAULT_RX_RING_SIZE	512
+#define MAX_TX_RING_SIZE	1024
+#define MAX_RX_RING_SIZE	4096
+#define PHY_RETRIES	        1000
+#define ETH_JUMBO_MTU		9000
+#define TX_WATCHDOG		(5 * HZ)
+#define NAPI_WEIGHT		64
+#define BLINK_HZ		(HZ/4)
+#define LINK_POLL_HZ		(HZ/10)
+
+MODULE_DESCRIPTION("SysKonnect Gigabit Ethernet driver");
+MODULE_AUTHOR("Stephen Hemminger <shemminger@osdl.org>");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRV_VERSION);
+
+static const u32 default_msg
+	= NETIF_MSG_DRV| NETIF_MSG_PROBE| NETIF_MSG_LINK
+	  | NETIF_MSG_IFUP| NETIF_MSG_IFDOWN;
+
+static int debug = -1;	/* defaults above */
+module_param(debug, int, 0);
+MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
+
+static const struct pci_device_id skge_id_table[] = {
+	{ PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940,
+	  PCI_ANY_ID, PCI_ANY_ID },
+	{ PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940B,
+	  PCI_ANY_ID, PCI_ANY_ID },
+	{ PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_GE,
+	  PCI_ANY_ID, PCI_ANY_ID },
+	{ PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_YU,
+	  PCI_ANY_ID, PCI_ANY_ID },
+	{ PCI_VENDOR_ID_SYSKONNECT, 0x9E00, /* SK-9Exx  */
+	  PCI_ANY_ID, PCI_ANY_ID },
+	{ PCI_VENDOR_ID_DLINK, PCI_DEVICE_ID_DLINK_DGE510T,
+	  PCI_ANY_ID, PCI_ANY_ID },
+	{ PCI_VENDOR_ID_MARVELL, 0x4320, /* Gigabit Ethernet Controller */
+	  PCI_ANY_ID, PCI_ANY_ID },
+	{ PCI_VENDOR_ID_MARVELL, 0x5005, /* Marvell (11ab), Belkin */
+	  PCI_ANY_ID, PCI_ANY_ID },
+	{ PCI_VENDOR_ID_CNET, PCI_DEVICE_ID_CNET_GIGACARD,
+	  PCI_ANY_ID, PCI_ANY_ID },
+	{ PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1032,
+	  PCI_ANY_ID, PCI_ANY_ID },
+	{ PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1064,
+	  PCI_ANY_ID, PCI_ANY_ID },
+	{ 0 }
+};
+MODULE_DEVICE_TABLE(pci, skge_id_table);
+
+static int skge_up(struct net_device *dev);
+static int skge_down(struct net_device *dev);
+static void skge_tx_clean(struct skge_port *skge);
+static void skge_xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val);
+static void skge_gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val);
+static void genesis_get_stats(struct skge_port *skge, u64 *data);
+static void yukon_get_stats(struct skge_port *skge, u64 *data);
+static void yukon_init(struct skge_hw *hw, int port);
+static void yukon_reset(struct skge_hw *hw, int port);
+static void genesis_mac_init(struct skge_hw *hw, int port);
+static void genesis_reset(struct skge_hw *hw, int port);
+
+static const int txqaddr[] = { Q_XA1, Q_XA2 };
+static const int rxqaddr[] = { Q_R1, Q_R2 };
+static const u32 rxirqmask[] = { IS_R1_F, IS_R2_F };
+static const u32 txirqmask[] = { IS_XA1_F, IS_XA2_F };
+
+/* Don't need to look at whole 16K.
+ * last interesting register is descriptor poll timer.
+ */
+#define SKGE_REGS_LEN	(29*128)
+
+static int skge_get_regs_len(struct net_device *dev)
+{
+	return SKGE_REGS_LEN;
+}
+
+/*
+ * Returns copy of control register region
+ * I/O region is divided into banks and certain regions are unreadable
+ */
+static void skge_get_regs(struct net_device *dev, struct ethtool_regs *regs,
+			  void *p)
+{
+	const struct skge_port *skge = netdev_priv(dev);
+	unsigned long offs;
+	const void __iomem *io = skge->hw->regs;
+	static const unsigned long bankmap
+		= (1<<0) | (1<<2) | (1<<8) | (1<<9)
+		  | (1<<12) | (1<<13) | (1<<14) | (1<<15) | (1<<16)
+		  | (1<<17) | (1<<20) | (1<<21) | (1<<22) | (1<<23)
+		  | (1<<24)  | (1<<25) | (1<<26) | (1<<27) | (1<<28);
+
+	regs->version = 1;
+	for (offs = 0; offs < regs->len; offs += 128) {
+		u32 len = min_t(u32, 128, regs->len - offs);
+
+		if (bankmap & (1<<(offs/128)))
+			memcpy_fromio(p + offs, io + offs, len);
+		else
+			memset(p + offs, 0, len);
+	}
+}
+
+/* Wake on Lan only supported on Yukon chps with rev 1 or above */
+static int wol_supported(const struct skge_hw *hw)
+{
+	return !((hw->chip_id == CHIP_ID_GENESIS ||
+		  (hw->chip_id == CHIP_ID_YUKON && chip_rev(hw) == 0)));
+}
+
+static void skge_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	wol->supported = wol_supported(skge->hw) ? WAKE_MAGIC : 0;
+	wol->wolopts = skge->wol ? WAKE_MAGIC : 0;
+}
+
+static int skge_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+
+	if(wol->wolopts != WAKE_MAGIC && wol->wolopts != 0)
+		return -EOPNOTSUPP;
+
+	if (wol->wolopts == WAKE_MAGIC && !wol_supported(hw))
+		return -EOPNOTSUPP;
+
+	skge->wol = wol->wolopts == WAKE_MAGIC;
+
+	if (skge->wol) {
+		memcpy_toio(hw->regs + WOL_MAC_ADDR, dev->dev_addr, ETH_ALEN);
+
+		skge_write16(hw, WOL_CTRL_STAT,
+			     WOL_CTL_ENA_PME_ON_MAGIC_PKT |
+			     WOL_CTL_ENA_MAGIC_PKT_UNIT);
+	} else
+		skge_write16(hw, WOL_CTRL_STAT, WOL_CTL_DEFAULT);
+
+	return 0;
+}
+
+
+static int skge_get_settings(struct net_device *dev,
+			     struct ethtool_cmd *ecmd)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+
+	ecmd->transceiver = XCVR_INTERNAL;
+
+	if (iscopper(hw)) {
+		if (hw->chip_id == CHIP_ID_GENESIS)
+			ecmd->supported = SUPPORTED_1000baseT_Full
+				| SUPPORTED_1000baseT_Half
+				| SUPPORTED_Autoneg | SUPPORTED_TP;
+		else {
+			ecmd->supported = SUPPORTED_10baseT_Half
+				| SUPPORTED_10baseT_Full
+				| SUPPORTED_100baseT_Half
+				| SUPPORTED_100baseT_Full
+				| SUPPORTED_1000baseT_Half
+				| SUPPORTED_1000baseT_Full
+				| SUPPORTED_Autoneg| SUPPORTED_TP;
+
+			if (hw->chip_id == CHIP_ID_YUKON)
+				ecmd->supported &= ~SUPPORTED_1000baseT_Half;
+
+			else if (hw->chip_id == CHIP_ID_YUKON_FE)
+				ecmd->supported &= ~(SUPPORTED_1000baseT_Half
+						     | SUPPORTED_1000baseT_Full);
+		}
+
+		ecmd->port = PORT_TP;
+		ecmd->phy_address = hw->phy_addr;
+	} else {
+		ecmd->supported = SUPPORTED_1000baseT_Full
+			| SUPPORTED_FIBRE
+			| SUPPORTED_Autoneg;
+
+		ecmd->port = PORT_FIBRE;
+	}
+
+	ecmd->advertising = skge->advertising;
+	ecmd->autoneg = skge->autoneg;
+	ecmd->speed = skge->speed;
+	ecmd->duplex = skge->duplex;
+	return 0;
+}
+
+static u32 skge_modes(const struct skge_hw *hw)
+{
+	u32 modes = ADVERTISED_Autoneg
+		| ADVERTISED_1000baseT_Full | ADVERTISED_1000baseT_Half
+		| ADVERTISED_100baseT_Full | ADVERTISED_100baseT_Half
+		| ADVERTISED_10baseT_Full | ADVERTISED_10baseT_Half;
+
+	if (iscopper(hw)) {
+		modes |= ADVERTISED_TP;
+		switch(hw->chip_id) {
+		case CHIP_ID_GENESIS:
+			modes &= ~(ADVERTISED_100baseT_Full
+				   | ADVERTISED_100baseT_Half
+				   | ADVERTISED_10baseT_Full
+				   | ADVERTISED_10baseT_Half);
+			break;
+
+		case CHIP_ID_YUKON:
+			modes &= ~ADVERTISED_1000baseT_Half;
+			break;
+
+		case CHIP_ID_YUKON_FE:
+			modes &= ~(ADVERTISED_1000baseT_Half|ADVERTISED_1000baseT_Full);
+			break;
+		}
+	} else {
+		modes |= ADVERTISED_FIBRE;
+		modes &= ~ADVERTISED_1000baseT_Half;
+	}
+	return modes;
+}
+
+static int skge_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	const struct skge_hw *hw = skge->hw;
+
+	if (ecmd->autoneg == AUTONEG_ENABLE) {
+		if (ecmd->advertising & skge_modes(hw))
+			return -EINVAL;
+	} else {
+		switch(ecmd->speed) {
+		case SPEED_1000:
+			if (hw->chip_id == CHIP_ID_YUKON_FE)
+				return -EINVAL;
+			break;
+		case SPEED_100:
+		case SPEED_10:
+			if (iscopper(hw) || hw->chip_id == CHIP_ID_GENESIS)
+				return -EINVAL;
+			break;
+		default:
+			return -EINVAL;
+		}
+	}
+
+	skge->autoneg = ecmd->autoneg;
+	skge->speed = ecmd->speed;
+	skge->duplex = ecmd->duplex;
+	skge->advertising = ecmd->advertising;
+
+	if (netif_running(dev)) {
+		skge_down(dev);
+		skge_up(dev);
+	}
+	return (0);
+}
+
+static void skge_get_drvinfo(struct net_device *dev,
+			     struct ethtool_drvinfo *info)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	strcpy(info->driver, DRV_NAME);
+	strcpy(info->version, DRV_VERSION);
+	strcpy(info->fw_version, "N/A");
+	strcpy(info->bus_info, pci_name(skge->hw->pdev));
+}
+
+static const struct skge_stat {
+	char 	   name[ETH_GSTRING_LEN];
+	u16	   xmac_offset;
+	u16	   gma_offset;
+} skge_stats[] = {
+	{ "tx_bytes",		XM_TXO_OK_HI,  GM_TXO_OK_HI },
+	{ "rx_bytes",		XM_RXO_OK_HI,  GM_RXO_OK_HI },
+
+	{ "tx_broadcast",	XM_TXF_BC_OK,  GM_TXF_BC_OK },
+	{ "rx_broadcast",	XM_RXF_BC_OK,  GM_RXF_BC_OK },
+	{ "tx_multicast",	XM_TXF_MC_OK,  GM_TXF_MC_OK },
+	{ "rx_multicast",	XM_RXF_MC_OK,  GM_RXF_MC_OK },
+	{ "tx_unicast",		XM_TXF_UC_OK,  GM_TXF_UC_OK },
+	{ "rx_unicast",		XM_RXF_UC_OK,  GM_RXF_UC_OK },
+	{ "tx_mac_pause",	XM_TXF_MPAUSE, GM_TXF_MPAUSE },
+	{ "rx_mac_pause",	XM_RXF_MPAUSE, GM_RXF_MPAUSE },
+
+	{ "collisions",		XM_TXF_SNG_COL, GM_TXF_SNG_COL },
+	{ "multi_collisions",	XM_TXF_MUL_COL, GM_TXF_MUL_COL },
+	{ "aborted",		XM_TXF_ABO_COL, GM_TXF_ABO_COL },
+	{ "late_collision",	XM_TXF_LAT_COL, GM_TXF_LAT_COL },
+	{ "fifo_underrun",	XM_TXE_FIFO_UR, GM_TXE_FIFO_UR },
+	{ "fifo_overflow",	XM_RXE_FIFO_OV, GM_RXE_FIFO_OV },
+
+	{ "rx_toolong",		XM_RXF_LNG_ERR, GM_RXF_LNG_ERR },
+	{ "rx_jabber",		XM_RXF_JAB_PKT, GM_RXF_JAB_PKT },
+	{ "rx_runt",		XM_RXE_RUNT, 	GM_RXE_FRAG },
+	{ "rx_too_long",	XM_RXF_LNG_ERR, GM_RXF_LNG_ERR },
+	{ "rx_fcs_error",	XM_RXF_FCS_ERR, GM_RXF_FCS_ERR },
+};
+
+static int skge_get_stats_count(struct net_device *dev)
+{
+	return ARRAY_SIZE(skge_stats);
+}
+
+static void skge_get_ethtool_stats(struct net_device *dev,
+				   struct ethtool_stats *stats, u64 *data)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	if (skge->hw->chip_id == CHIP_ID_GENESIS)
+		genesis_get_stats(skge, data);
+	else
+		yukon_get_stats(skge, data);
+}
+
+/* Use hardware MIB variables for critical path statistics and
+ * transmit feedback not reported at interrupt.
+ * Other errors are accounted for in interrupt handler.
+ */
+static struct net_device_stats *skge_get_stats(struct net_device *dev)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	u64 data[ARRAY_SIZE(skge_stats)];
+
+	if (skge->hw->chip_id == CHIP_ID_GENESIS)
+		genesis_get_stats(skge, data);
+	else
+		yukon_get_stats(skge, data);
+
+	skge->net_stats.tx_bytes = data[0];
+	skge->net_stats.rx_bytes = data[1];
+	skge->net_stats.tx_packets = data[2] + data[4] + data[6];
+	skge->net_stats.rx_packets = data[3] + data[5] + data[7];
+	skge->net_stats.multicast = data[5] + data[7];
+	skge->net_stats.collisions = data[10];
+	skge->net_stats.tx_aborted_errors = data[12];
+
+	return &skge->net_stats;
+}
+
+static void skge_get_strings(struct net_device *dev, u32 stringset, u8 *data)
+{
+	int i;
+
+	switch(stringset) {
+	case ETH_SS_STATS:
+		for (i = 0; i < ARRAY_SIZE(skge_stats); i++)
+			memcpy(data + i * ETH_GSTRING_LEN,
+			       skge_stats[i].name, ETH_GSTRING_LEN);
+		break;
+	}
+}
+
+static void skge_get_ring_param(struct net_device *dev,
+				struct ethtool_ringparam *p)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	p->rx_max_pending = MAX_RX_RING_SIZE;
+	p->tx_max_pending = MAX_TX_RING_SIZE;
+	p->rx_mini_max_pending = 0;
+	p->rx_jumbo_max_pending = 0;
+
+	p->rx_pending = skge->rx_ring.count;
+	p->tx_pending = skge->tx_ring.count;
+	p->rx_mini_pending = 0;
+	p->rx_jumbo_pending = 0;
+}
+
+static int skge_set_ring_param(struct net_device *dev,
+			       struct ethtool_ringparam *p)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	if (p->rx_pending == 0 || p->rx_pending > MAX_RX_RING_SIZE ||
+	    p->tx_pending == 0 || p->tx_pending > MAX_TX_RING_SIZE)
+		return -EINVAL;
+
+	skge->rx_ring.count = p->rx_pending;
+	skge->tx_ring.count = p->tx_pending;
+
+	if (netif_running(dev)) {
+		skge_down(dev);
+		skge_up(dev);
+	}
+
+	return 0;
+}
+
+static u32 skge_get_msglevel(struct net_device *netdev)
+{
+	struct skge_port *skge = netdev_priv(netdev);
+	return skge->msg_enable;
+}
+
+static void skge_set_msglevel(struct net_device *netdev, u32 value)
+{
+	struct skge_port *skge = netdev_priv(netdev);
+	skge->msg_enable = value;
+}
+
+static int skge_nway_reset(struct net_device *dev)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+
+	if (skge->autoneg != AUTONEG_ENABLE || !netif_running(dev))
+		return -EINVAL;
+
+	spin_lock_bh(&hw->phy_lock);
+	if (hw->chip_id == CHIP_ID_GENESIS) {
+		genesis_reset(hw, port);
+		genesis_mac_init(hw, port);
+	} else {
+		yukon_reset(hw, port);
+		yukon_init(hw, port);
+	}
+	spin_unlock_bh(&hw->phy_lock);
+	return 0;
+}
+
+static int skge_set_sg(struct net_device *dev, u32 data)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+
+	if (hw->chip_id == CHIP_ID_GENESIS && data)
+		return -EOPNOTSUPP;
+	return ethtool_op_set_sg(dev, data);
+}
+
+static int skge_set_tx_csum(struct net_device *dev, u32 data)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+
+	if (hw->chip_id == CHIP_ID_GENESIS && data)
+		return -EOPNOTSUPP;
+
+	return ethtool_op_set_tx_csum(dev, data);
+}
+
+static u32 skge_get_rx_csum(struct net_device *dev)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	return skge->rx_csum;
+}
+
+/* Only Yukon supports checksum offload. */
+static int skge_set_rx_csum(struct net_device *dev, u32 data)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	if (skge->hw->chip_id == CHIP_ID_GENESIS && data)
+		return -EOPNOTSUPP;
+
+	skge->rx_csum = data;
+	return 0;
+}
+
+/* Only Yukon II supports TSO (not implemented yet) */
+static int skge_set_tso(struct net_device *dev, u32 data)
+{
+	if (data)
+		return -EOPNOTSUPP;
+	return 0;
+}
+
+static void skge_get_pauseparam(struct net_device *dev,
+				struct ethtool_pauseparam *ecmd)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	ecmd->tx_pause = (skge->flow_control == FLOW_MODE_LOC_SEND)
+		|| (skge->flow_control == FLOW_MODE_SYMMETRIC);
+	ecmd->rx_pause = (skge->flow_control == FLOW_MODE_REM_SEND)
+		|| (skge->flow_control == FLOW_MODE_SYMMETRIC);
+
+	ecmd->autoneg = skge->autoneg;
+}
+
+static int skge_set_pauseparam(struct net_device *dev,
+			       struct ethtool_pauseparam *ecmd)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	skge->autoneg = ecmd->autoneg;
+	if (ecmd->rx_pause && ecmd->tx_pause)
+		skge->flow_control = FLOW_MODE_SYMMETRIC;
+	else if(ecmd->rx_pause && !ecmd->tx_pause)
+		skge->flow_control = FLOW_MODE_REM_SEND;
+	else if(!ecmd->rx_pause && ecmd->tx_pause)
+		skge->flow_control = FLOW_MODE_LOC_SEND;
+	else
+		skge->flow_control = FLOW_MODE_NONE;
+
+	if (netif_running(dev)) {
+		skge_down(dev);
+		skge_up(dev);
+	}
+	return 0;
+}
+
+/* Chip internal frequency for clock calculations */
+static inline u32 hwkhz(const struct skge_hw *hw)
+{
+	if (hw->chip_id == CHIP_ID_GENESIS)
+		return 53215; /* or:  53.125 MHz */
+	else if (hw->chip_id == CHIP_ID_YUKON_EC)
+		return 125000; /* or: 125.000 MHz */
+	else
+		return 78215; /* or:  78.125 MHz */
+}
+
+/* Chip hz to microseconds */
+static inline u32 skge_clk2usec(const struct skge_hw *hw, u32 ticks)
+{
+	return (ticks * 1000) / hwkhz(hw);
+}
+
+/* Microseconds to chip hz */
+static inline u32 skge_usecs2clk(const struct skge_hw *hw, u32 usec)
+{
+	return hwkhz(hw) * usec / 1000;
+}
+
+static int skge_get_coalesce(struct net_device *dev,
+			     struct ethtool_coalesce *ecmd)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+
+	ecmd->rx_coalesce_usecs = 0;
+	ecmd->tx_coalesce_usecs = 0;
+
+	if (skge_read32(hw, B2_IRQM_CTRL) & TIM_START) {
+		u32 delay = skge_clk2usec(hw, skge_read32(hw, B2_IRQM_INI));
+		u32 msk = skge_read32(hw, B2_IRQM_MSK);
+
+		if (msk & rxirqmask[port])
+			ecmd->rx_coalesce_usecs = delay;
+		if (msk & txirqmask[port])
+			ecmd->tx_coalesce_usecs = delay;
+	}
+
+	return 0;
+}
+
+/* Note: interrupt timer is per board, but can turn on/off per port */
+static int skge_set_coalesce(struct net_device *dev,
+			     struct ethtool_coalesce *ecmd)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+	u32 msk = skge_read32(hw, B2_IRQM_MSK);
+	u32 delay = 25;
+
+	if (ecmd->rx_coalesce_usecs == 0)
+		msk &= ~rxirqmask[port];
+	else if (ecmd->rx_coalesce_usecs < 25 ||
+		 ecmd->rx_coalesce_usecs > 33333)
+		return -EINVAL;
+	else {
+		msk |= rxirqmask[port];
+		delay = ecmd->rx_coalesce_usecs;
+	}
+
+	if (ecmd->tx_coalesce_usecs == 0)
+		msk &= ~txirqmask[port];
+	else if (ecmd->tx_coalesce_usecs < 25 ||
+		 ecmd->tx_coalesce_usecs > 33333)
+		return -EINVAL;
+	else {
+		msk |= txirqmask[port];
+		delay = min(delay, ecmd->rx_coalesce_usecs);
+	}
+
+	skge_write32(hw, B2_IRQM_MSK, msk);
+	if (msk == 0)
+		skge_write32(hw, B2_IRQM_CTRL, TIM_STOP);
+	else {
+		skge_write32(hw, B2_IRQM_INI, skge_usecs2clk(hw, delay));
+		skge_write32(hw, B2_IRQM_CTRL, TIM_START);
+	}
+	return 0;
+}
+
+static void skge_led_on(struct skge_hw *hw, int port)
+{
+	if (hw->chip_id == CHIP_ID_GENESIS) {
+		skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_ON);
+		skge_write8(hw, B0_LED, LED_STAT_ON);
+
+		skge_write8(hw, SKGEMAC_REG(port, RX_LED_TST), LED_T_ON);
+		skge_write32(hw, SKGEMAC_REG(port, RX_LED_VAL), 100);
+		skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_START);
+
+		switch (hw->phy_type) {
+		case SK_PHY_BCOM:
+			skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL,
+					  PHY_B_PEC_LED_ON);
+			break;
+		case SK_PHY_LONE:
+			skge_xm_phy_write(hw, port, PHY_LONE_LED_CFG,
+					  0x0800);
+			break;
+		default:
+			skge_write8(hw, SKGEMAC_REG(port, TX_LED_TST), LED_T_ON);
+			skge_write32(hw, SKGEMAC_REG(port, TX_LED_VAL), 100);
+			skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_START);
+		}
+	} else {
+		skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0);
+		skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER,
+				  PHY_M_LED_MO_DUP(MO_LED_ON)  |
+				  PHY_M_LED_MO_10(MO_LED_ON)   |
+				  PHY_M_LED_MO_100(MO_LED_ON)  |
+				  PHY_M_LED_MO_1000(MO_LED_ON) |
+				  PHY_M_LED_MO_RX(MO_LED_ON));
+	}
+}
+
+static void skge_led_off(struct skge_hw *hw, int port)
+{
+	if (hw->chip_id == CHIP_ID_GENESIS) {
+		skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_OFF);
+		skge_write8(hw, B0_LED, LED_STAT_OFF);
+
+		skge_write32(hw, SKGEMAC_REG(port, RX_LED_VAL), 0);
+		skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_T_OFF);
+
+		switch (hw->phy_type) {
+		case SK_PHY_BCOM:
+			skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL,
+					  PHY_B_PEC_LED_OFF);
+			break;
+		case SK_PHY_LONE:
+			skge_xm_phy_write(hw, port, PHY_LONE_LED_CFG,
+					  PHY_L_LC_LEDT);
+			break;
+		default:
+			skge_write32(hw, SKGEMAC_REG(port, TX_LED_VAL), 0);
+			skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_T_OFF);
+		}
+	} else {
+		skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0);
+		skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER,
+				  PHY_M_LED_MO_DUP(MO_LED_OFF)  |
+				  PHY_M_LED_MO_10(MO_LED_OFF)   |
+				  PHY_M_LED_MO_100(MO_LED_OFF)  |
+				  PHY_M_LED_MO_1000(MO_LED_OFF) |
+				  PHY_M_LED_MO_RX(MO_LED_OFF));
+	}
+}
+
+static void skge_blink_timer(unsigned long data)
+{
+	struct skge_port *skge = (struct skge_port *) data;
+	struct skge_hw *hw = skge->hw;
+	unsigned long flags;
+
+	spin_lock_irqsave(&hw->phy_lock, flags);
+	if (skge->blink_on)
+		skge_led_on(hw, skge->port);
+	else
+		skge_led_off(hw, skge->port);
+	spin_unlock_irqrestore(&hw->phy_lock, flags);
+
+	skge->blink_on = !skge->blink_on;
+	mod_timer(&skge->led_blink, jiffies + BLINK_HZ);
+}
+
+/* blink LED's for finding board */
+static int skge_phys_id(struct net_device *dev, u32 data)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	if(!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
+		data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
+
+	/* start blinking */
+	skge->blink_on = 1;
+	mod_timer(&skge->led_blink, jiffies+1);
+
+	msleep_interruptible(data * 1000);
+	del_timer_sync(&skge->led_blink);
+
+	skge_led_off(skge->hw, skge->port);
+
+	return 0;
+}
+
+static struct ethtool_ops skge_ethtool_ops = {
+	.get_settings	= skge_get_settings,
+	.set_settings	= skge_set_settings,
+	.get_drvinfo	= skge_get_drvinfo,
+	.get_regs_len	= skge_get_regs_len,
+	.get_regs	= skge_get_regs,
+	.get_wol	= skge_get_wol,
+	.set_wol	= skge_set_wol,
+	.get_msglevel	= skge_get_msglevel,
+	.set_msglevel	= skge_set_msglevel,
+	.nway_reset	= skge_nway_reset,
+	.get_link	= ethtool_op_get_link,
+	.get_ringparam	= skge_get_ring_param,
+	.set_ringparam	= skge_set_ring_param,
+	.get_pauseparam = skge_get_pauseparam,
+	.set_pauseparam = skge_set_pauseparam,
+	.get_coalesce	= skge_get_coalesce,
+	.set_coalesce	= skge_set_coalesce,
+	.get_tso	= ethtool_op_get_tso,
+	.set_tso	= skge_set_tso,
+	.get_sg		= ethtool_op_get_sg,
+	.set_sg		= skge_set_sg,
+	.get_tx_csum	= ethtool_op_get_tx_csum,
+	.set_tx_csum	= skge_set_tx_csum,
+	.get_rx_csum	= skge_get_rx_csum,
+	.set_rx_csum	= skge_set_rx_csum,
+	.get_strings	= skge_get_strings,
+	.phys_id	= skge_phys_id,
+	.get_stats_count = skge_get_stats_count,
+	.get_ethtool_stats = skge_get_ethtool_stats,
+};
+
+/*
+ * Allocate ring elements and chain them together
+ * One-to-one association of board descriptors with ring elements
+ */
+static int skge_ring_alloc(struct skge_ring *ring, void *vaddr, u64 base)
+{
+	struct skge_tx_desc *d;
+	struct skge_element *e;
+	int i;
+
+	ring->start = kmalloc(sizeof(*e)*ring->count, GFP_KERNEL);
+	if (!ring->start)
+		return -ENOMEM;
+
+	for (i = 0, e = ring->start, d = vaddr; i < ring->count; i++, e++, d++) {
+		e->desc = d;
+		if (i == ring->count - 1) {
+			e->next = ring->start;
+			d->next_offset = base;
+		} else {
+			e->next = e + 1;
+			d->next_offset = base + (i+1) * sizeof(*d);
+		}
+	}
+	ring->to_use = ring->to_clean = ring->start;
+
+	return 0;
+}
+
+/* Setup buffer for receiving */
+static inline int skge_rx_alloc(struct skge_port *skge,
+				struct skge_element *e)
+{
+	unsigned long bufsize = skge->netdev->mtu + ETH_HLEN; /* VLAN? */
+	struct skge_rx_desc *rd = e->desc;
+	struct sk_buff *skb;
+	u64 map;
+
+	skb = dev_alloc_skb(bufsize + NET_IP_ALIGN);
+	if (unlikely(!skb)) {
+		printk(KERN_DEBUG PFX "%s: out of memory for receive\n",
+		       skge->netdev->name);
+		return -ENOMEM;
+	}
+
+	skb->dev = skge->netdev;
+	skb_reserve(skb, NET_IP_ALIGN);
+
+	map = pci_map_single(skge->hw->pdev, skb->data, bufsize,
+			     PCI_DMA_FROMDEVICE);
+
+	rd->dma_lo = map;
+	rd->dma_hi = map >> 32;
+	e->skb = skb;
+	rd->csum1_start = ETH_HLEN;
+	rd->csum2_start = ETH_HLEN;
+	rd->csum1 = 0;
+	rd->csum2 = 0;
+
+	wmb();
+
+	rd->control = BMU_OWN | BMU_STF | BMU_IRQ_EOF | BMU_TCP_CHECK | bufsize;
+	pci_unmap_addr_set(e, mapaddr, map);
+	pci_unmap_len_set(e, maplen, bufsize);
+	return 0;
+}
+
+/* Free all unused buffers in receive ring, assumes receiver stopped */
+static void skge_rx_clean(struct skge_port *skge)
+{
+	struct skge_hw *hw = skge->hw;
+	struct skge_ring *ring = &skge->rx_ring;
+	struct skge_element *e;
+
+	for (e = ring->to_clean; e != ring->to_use; e = e->next) {
+		struct skge_rx_desc *rd = e->desc;
+		rd->control = 0;
+
+		pci_unmap_single(hw->pdev,
+				 pci_unmap_addr(e, mapaddr),
+				 pci_unmap_len(e, maplen),
+				 PCI_DMA_FROMDEVICE);
+		dev_kfree_skb(e->skb);
+		e->skb = NULL;
+	}
+	ring->to_clean = e;
+}
+
+/* Allocate buffers for receive ring
+ * For receive: to_use   is refill location
+ *              to_clean is next received frame.
+ *
+ * if (to_use == to_clean)
+ *	 then ring all frames in ring need buffers
+ * if (to_use->next == to_clean)
+ *	 then ring all frames in ring have buffers
+ */
+static int skge_rx_fill(struct skge_port *skge)
+{
+	struct skge_ring *ring = &skge->rx_ring;
+	struct skge_element *e;
+	int ret = 0;
+
+	for (e = ring->to_use; e->next != ring->to_clean; e = e->next) {
+		if (skge_rx_alloc(skge, e)) {
+			ret = 1;
+			break;
+		}
+
+	}
+	ring->to_use = e;
+
+	return ret;
+}
+
+static void skge_link_up(struct skge_port *skge)
+{
+	netif_carrier_on(skge->netdev);
+	if (skge->tx_avail > MAX_SKB_FRAGS + 1)
+		netif_wake_queue(skge->netdev);
+
+	if (netif_msg_link(skge))
+		printk(KERN_INFO PFX
+		       "%s: Link is up at %d Mbps, %s duplex, flow control %s\n",
+		       skge->netdev->name, skge->speed,
+		       skge->duplex == DUPLEX_FULL ? "full" : "half",
+		       (skge->flow_control == FLOW_MODE_NONE) ? "none" :
+		       (skge->flow_control == FLOW_MODE_LOC_SEND) ? "tx only" :
+		       (skge->flow_control == FLOW_MODE_REM_SEND) ? "rx only" :
+		       (skge->flow_control == FLOW_MODE_SYMMETRIC) ? "tx and rx" :
+		       "unknown");
+}
+
+static void skge_link_down(struct skge_port *skge)
+{
+	netif_carrier_off(skge->netdev);
+	netif_stop_queue(skge->netdev);
+
+	if (netif_msg_link(skge))
+		printk(KERN_INFO PFX "%s: Link is down.\n", skge->netdev->name);
+}
+
+static u16 skge_xm_phy_read(struct skge_hw *hw, int port,  u16 reg)
+{
+	int i;
+	u16 v;
+
+	skge_xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr);
+	v = skge_xm_read16(hw, port, XM_PHY_DATA);
+	if (hw->phy_type != SK_PHY_XMAC) {
+		for (i = 0; i < PHY_RETRIES; i++) {
+			udelay(1);
+			if (skge_xm_read16(hw, port, XM_MMU_CMD)
+			    & XM_MMU_PHY_RDY)
+				goto ready;
+		}
+
+		printk(KERN_WARNING PFX "%s: phy read timed out\n",
+		       hw->dev[port]->name);
+		return 0;
+	ready:
+		v = skge_xm_read16(hw, port, XM_PHY_DATA);
+	}
+
+	return v;
+}
+
+static void skge_xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val)
+{
+	int i;
+
+	skge_xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr);
+	for (i = 0; i < PHY_RETRIES; i++) {
+		if (!(skge_xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY))
+			goto ready;
+		cpu_relax();
+	}
+	printk(KERN_WARNING PFX "%s: phy write failed to come ready\n",
+	       hw->dev[port]->name);
+
+
+ ready:
+	skge_xm_write16(hw, port, XM_PHY_DATA, val);
+	for (i = 0; i < PHY_RETRIES; i++) {
+		udelay(1);
+		if (!(skge_xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY))
+			return;
+	}
+	printk(KERN_WARNING PFX "%s: phy write timed out\n",
+		       hw->dev[port]->name);
+}
+
+static void genesis_init(struct skge_hw *hw)
+{
+	/* set blink source counter */
+	skge_write32(hw, B2_BSC_INI, (SK_BLK_DUR * SK_FACT_53) / 100);
+	skge_write8(hw, B2_BSC_CTRL, BSC_START);
+
+	/* configure mac arbiter */
+	skge_write16(hw, B3_MA_TO_CTRL, MA_RST_CLR);
+
+	/* configure mac arbiter timeout values */
+	skge_write8(hw, B3_MA_TOINI_RX1, SK_MAC_TO_53);
+	skge_write8(hw, B3_MA_TOINI_RX2, SK_MAC_TO_53);
+	skge_write8(hw, B3_MA_TOINI_TX1, SK_MAC_TO_53);
+	skge_write8(hw, B3_MA_TOINI_TX2, SK_MAC_TO_53);
+
+	skge_write8(hw, B3_MA_RCINI_RX1, 0);
+	skge_write8(hw, B3_MA_RCINI_RX2, 0);
+	skge_write8(hw, B3_MA_RCINI_TX1, 0);
+	skge_write8(hw, B3_MA_RCINI_TX2, 0);
+
+	/* configure packet arbiter timeout */
+	skge_write16(hw, B3_PA_CTRL, PA_RST_CLR);
+	skge_write16(hw, B3_PA_TOINI_RX1, SK_PKT_TO_MAX);
+	skge_write16(hw, B3_PA_TOINI_TX1, SK_PKT_TO_MAX);
+	skge_write16(hw, B3_PA_TOINI_RX2, SK_PKT_TO_MAX);
+	skge_write16(hw, B3_PA_TOINI_TX2, SK_PKT_TO_MAX);
+}
+
+static void genesis_reset(struct skge_hw *hw, int port)
+{
+	int i;
+	u64 zero = 0;
+
+	/* reset the statistics module */
+	skge_xm_write32(hw, port, XM_GP_PORT, XM_GP_RES_STAT);
+	skge_xm_write16(hw, port, XM_IMSK, 0xffff);	/* disable XMAC IRQs */
+	skge_xm_write32(hw, port, XM_MODE, 0);		/* clear Mode Reg */
+	skge_xm_write16(hw, port, XM_TX_CMD, 0);	/* reset TX CMD Reg */
+	skge_xm_write16(hw, port, XM_RX_CMD, 0);	/* reset RX CMD Reg */
+
+	/* disable all PHY IRQs */
+	if  (hw->phy_type == SK_PHY_BCOM)
+		skge_xm_write16(hw, port, PHY_BCOM_INT_MASK, 0xffff);
+
+	skge_xm_outhash(hw, port, XM_HSM, (u8 *) &zero);
+	for (i = 0; i < 15; i++)
+		skge_xm_outaddr(hw, port, XM_EXM(i), (u8 *) &zero);
+	skge_xm_outhash(hw, port, XM_SRC_CHK, (u8 *) &zero);
+}
+
+
+static void genesis_mac_init(struct skge_hw *hw, int port)
+{
+	struct skge_port *skge = netdev_priv(hw->dev[port]);
+	int i;
+	u32 r;
+	u16 id1;
+	u16 ctrl1, ctrl2, ctrl3, ctrl4, ctrl5;
+
+	/* magic workaround patterns for Broadcom */
+	static const struct {
+		u16 reg;
+		u16 val;
+	} A1hack[] = {
+		{ 0x18, 0x0c20 }, { 0x17, 0x0012 }, { 0x15, 0x1104 },
+		{ 0x17, 0x0013 }, { 0x15, 0x0404 }, { 0x17, 0x8006 },
+		{ 0x15, 0x0132 }, { 0x17, 0x8006 }, { 0x15, 0x0232 },
+		{ 0x17, 0x800D }, { 0x15, 0x000F }, { 0x18, 0x0420 },
+	}, C0hack[] = {
+		{ 0x18, 0x0c20 }, { 0x17, 0x0012 }, { 0x15, 0x1204 },
+		{ 0x17, 0x0013 }, { 0x15, 0x0A04 }, { 0x18, 0x0420 },
+	};
+
+
+	/* initialize Rx, Tx and Link LED */
+	skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_ON);
+	skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_LINKSYNC_ON);
+
+	skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_START);
+	skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_START);
+
+	/* Unreset the XMAC. */
+	skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_CLR_MAC_RST);
+
+	/*
+	 * Perform additional initialization for external PHYs,
+	 * namely for the 1000baseTX cards that use the XMAC's
+	 * GMII mode.
+	 */
+	spin_lock_bh(&hw->phy_lock);
+	if (hw->phy_type != SK_PHY_XMAC) {
+		/* Take PHY out of reset. */
+		r = skge_read32(hw, B2_GP_IO);
+		if (port == 0)
+			r |= GP_DIR_0|GP_IO_0;
+		else
+			r |= GP_DIR_2|GP_IO_2;
+
+		skge_write32(hw, B2_GP_IO, r);
+		skge_read32(hw, B2_GP_IO);
+
+		/* Enable GMII mode on the XMAC. */
+		skge_xm_write16(hw, port, XM_HW_CFG, XM_HW_GMII_MD);
+
+		id1 = skge_xm_phy_read(hw, port, PHY_XMAC_ID1);
+
+		/* Optimize MDIO transfer by suppressing preamble. */
+		skge_xm_write16(hw, port, XM_MMU_CMD,
+				skge_xm_read16(hw, port, XM_MMU_CMD)
+				| XM_MMU_NO_PRE);
+
+		if (id1 == PHY_BCOM_ID1_C0) {
+			/*
+			 * Workaround BCOM Errata for the C0 type.
+			 * Write magic patterns to reserved registers.
+			 */
+			for (i = 0; i < ARRAY_SIZE(C0hack); i++)
+				skge_xm_phy_write(hw, port,
+					  C0hack[i].reg, C0hack[i].val);
+
+		} else if (id1 == PHY_BCOM_ID1_A1) {
+			/*
+			 * Workaround BCOM Errata for the A1 type.
+			 * Write magic patterns to reserved registers.
+			 */
+			for (i = 0; i < ARRAY_SIZE(A1hack); i++)
+				skge_xm_phy_write(hw, port,
+					  A1hack[i].reg, A1hack[i].val);
+		}
+
+		/*
+		 * Workaround BCOM Errata (#10523) for all BCom PHYs.
+		 * Disable Power Management after reset.
+		 */
+		r = skge_xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL);
+		skge_xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL, r | PHY_B_AC_DIS_PM);
+	}
+
+	/* Dummy read */
+	skge_xm_read16(hw, port, XM_ISRC);
+
+	r = skge_xm_read32(hw, port, XM_MODE);
+	skge_xm_write32(hw, port, XM_MODE, r|XM_MD_CSA);
+
+	/* We don't need the FCS appended to the packet. */
+	r = skge_xm_read16(hw, port, XM_RX_CMD);
+	skge_xm_write16(hw, port, XM_RX_CMD, r | XM_RX_STRIP_FCS);
+
+	/* We want short frames padded to 60 bytes. */
+	r = skge_xm_read16(hw, port, XM_TX_CMD);
+	skge_xm_write16(hw, port, XM_TX_CMD, r | XM_TX_AUTO_PAD);
+
+	/*
+	 * Enable the reception of all error frames. This is is
+	 * a necessary evil due to the design of the XMAC. The
+	 * XMAC's receive FIFO is only 8K in size, however jumbo
+	 * frames can be up to 9000 bytes in length. When bad
+	 * frame filtering is enabled, the XMAC's RX FIFO operates
+	 * in 'store and forward' mode. For this to work, the
+	 * entire frame has to fit into the FIFO, but that means
+	 * that jumbo frames larger than 8192 bytes will be
+	 * truncated. Disabling all bad frame filtering causes
+	 * the RX FIFO to operate in streaming mode, in which
+	 * case the XMAC will start transfering frames out of the
+	 * RX FIFO as soon as the FIFO threshold is reached.
+	 */
+	r = skge_xm_read32(hw, port, XM_MODE);
+	skge_xm_write32(hw, port, XM_MODE,
+		     XM_MD_RX_CRCE|XM_MD_RX_LONG|XM_MD_RX_RUNT|
+		     XM_MD_RX_ERR|XM_MD_RX_IRLE);
+
+	skge_xm_outaddr(hw, port, XM_SA, hw->dev[port]->dev_addr);
+	skge_xm_outaddr(hw, port, XM_EXM(0), hw->dev[port]->dev_addr);
+
+	/*
+	 * Bump up the transmit threshold. This helps hold off transmit
+	 * underruns when we're blasting traffic from both ports at once.
+	 */
+	skge_xm_write16(hw, port, XM_TX_THR, 512);
+
+	/* Configure MAC arbiter */
+	skge_write16(hw, B3_MA_TO_CTRL, MA_RST_CLR);
+
+	/* configure timeout values */
+	skge_write8(hw, B3_MA_TOINI_RX1, 72);
+	skge_write8(hw, B3_MA_TOINI_RX2, 72);
+	skge_write8(hw, B3_MA_TOINI_TX1, 72);
+	skge_write8(hw, B3_MA_TOINI_TX2, 72);
+
+	skge_write8(hw, B3_MA_RCINI_RX1, 0);
+	skge_write8(hw, B3_MA_RCINI_RX2, 0);
+	skge_write8(hw, B3_MA_RCINI_TX1, 0);
+	skge_write8(hw, B3_MA_RCINI_TX2, 0);
+
+	/* Configure Rx MAC FIFO */
+	skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_RST_CLR);
+	skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_ENA_TIM_PAT);
+	skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_ENA_OP_MD);
+
+	/* Configure Tx MAC FIFO */
+	skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_RST_CLR);
+	skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_TX_CTRL_DEF);
+	skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_ENA_OP_MD);
+
+	if (hw->dev[port]->mtu > ETH_DATA_LEN) {
+		/* Enable frame flushing if jumbo frames used */
+		skge_write16(hw, SKGEMAC_REG(port,RX_MFF_CTRL1), MFF_ENA_FLUSH);
+	} else {
+		/* enable timeout timers if normal frames */
+		skge_write16(hw, B3_PA_CTRL,
+			     port == 0 ? PA_ENA_TO_TX1 : PA_ENA_TO_TX2);
+	}
+
+
+	r = skge_xm_read16(hw, port, XM_RX_CMD);
+	if (hw->dev[port]->mtu > ETH_DATA_LEN)
+		skge_xm_write16(hw, port, XM_RX_CMD, r | XM_RX_BIG_PK_OK);
+	else
+		skge_xm_write16(hw, port, XM_RX_CMD, r & ~(XM_RX_BIG_PK_OK));
+
+	switch (hw->phy_type) {
+	case SK_PHY_XMAC:
+		if (skge->autoneg == AUTONEG_ENABLE) {
+			ctrl1 = PHY_X_AN_FD | PHY_X_AN_HD;
+
+			switch (skge->flow_control) {
+			case FLOW_MODE_NONE:
+				ctrl1 |= PHY_X_P_NO_PAUSE;
+				break;
+			case FLOW_MODE_LOC_SEND:
+				ctrl1 |= PHY_X_P_ASYM_MD;
+				break;
+			case FLOW_MODE_SYMMETRIC:
+				ctrl1 |= PHY_X_P_SYM_MD;
+				break;
+			case FLOW_MODE_REM_SEND:
+				ctrl1 |= PHY_X_P_BOTH_MD;
+				break;
+			}
+
+			skge_xm_phy_write(hw, port, PHY_XMAC_AUNE_ADV, ctrl1);
+			ctrl2 = PHY_CT_ANE | PHY_CT_RE_CFG;
+		} else {
+			ctrl2 = 0;
+			if (skge->duplex == DUPLEX_FULL)
+				ctrl2 |= PHY_CT_DUP_MD;
+		}
+
+		skge_xm_phy_write(hw, port, PHY_XMAC_CTRL, ctrl2);
+		break;
+
+	case SK_PHY_BCOM:
+		ctrl1 = PHY_CT_SP1000;
+		ctrl2 = 0;
+		ctrl3 = PHY_SEL_TYPE;
+		ctrl4 = PHY_B_PEC_EN_LTR;
+		ctrl5 = PHY_B_AC_TX_TST;
+
+		if (skge->autoneg == AUTONEG_ENABLE) {
+			/*
+			 * Workaround BCOM Errata #1 for the C5 type.
+			 * 1000Base-T Link Acquisition Failure in Slave Mode
+			 * Set Repeater/DTE bit 10 of the 1000Base-T Control Register
+			 */
+			ctrl2 |= PHY_B_1000C_RD;
+			if (skge->advertising & ADVERTISED_1000baseT_Half)
+				ctrl2 |= PHY_B_1000C_AHD;
+			if (skge->advertising & ADVERTISED_1000baseT_Full)
+				ctrl2 |= PHY_B_1000C_AFD;
+
+			/* Set Flow-control capabilities */
+			switch (skge->flow_control) {
+			case FLOW_MODE_NONE:
+				ctrl3 |= PHY_B_P_NO_PAUSE;
+				break;
+			case FLOW_MODE_LOC_SEND:
+				ctrl3 |= PHY_B_P_ASYM_MD;
+				break;
+			case FLOW_MODE_SYMMETRIC:
+				ctrl3 |= PHY_B_P_SYM_MD;
+				break;
+			case FLOW_MODE_REM_SEND:
+				ctrl3 |= PHY_B_P_BOTH_MD;
+				break;
+			}
+
+			/* Restart Auto-negotiation */
+			ctrl1 |= PHY_CT_ANE | PHY_CT_RE_CFG;
+		} else {
+			if (skge->duplex == DUPLEX_FULL)
+				ctrl1 |= PHY_CT_DUP_MD;
+
+			ctrl2 |= PHY_B_1000C_MSE;	/* set it to Slave */
+		}
+
+		skge_xm_phy_write(hw, port, PHY_BCOM_1000T_CTRL, ctrl2);
+		skge_xm_phy_write(hw, port, PHY_BCOM_AUNE_ADV, ctrl3);
+
+		if (skge->netdev->mtu > ETH_DATA_LEN) {
+			ctrl4 |= PHY_B_PEC_HIGH_LA;
+			ctrl5 |= PHY_B_AC_LONG_PACK;
+
+			skge_xm_phy_write(hw, port,PHY_BCOM_AUX_CTRL, ctrl5);
+		}
+
+		skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, ctrl4);
+		skge_xm_phy_write(hw, port, PHY_BCOM_CTRL, ctrl1);
+		break;
+	}
+	spin_unlock_bh(&hw->phy_lock);
+
+	/* Clear MIB counters */
+	skge_xm_write16(hw, port, XM_STAT_CMD,
+			XM_SC_CLR_RXC | XM_SC_CLR_TXC);
+	/* Clear two times according to Errata #3 */
+	skge_xm_write16(hw, port, XM_STAT_CMD,
+			XM_SC_CLR_RXC | XM_SC_CLR_TXC);
+
+	/* Start polling for link status */
+	mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ);
+}
+
+static void genesis_stop(struct skge_port *skge)
+{
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+
+	/* Clear Tx packet arbiter timeout IRQ */
+	skge_write16(hw, B3_PA_CTRL,
+		     port == 0 ? PA_CLR_TO_TX1 : PA_CLR_TO_TX2);
+
+	/*
+	 * If the transfer stucks at the MAC the STOP command will not
+	 * terminate if we don't flush the XMAC's transmit FIFO !
+	 */
+	skge_xm_write32(hw, port, XM_MODE,
+			skge_xm_read32(hw, port, XM_MODE)|XM_MD_FTF);
+
+
+	/* Reset the MAC */
+	skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_SET_MAC_RST);
+
+	/* For external PHYs there must be special handling */
+	if (hw->phy_type != SK_PHY_XMAC) {
+		u32 reg = skge_read32(hw, B2_GP_IO);
+
+		if (port == 0) {
+			reg |= GP_DIR_0;
+			reg &= ~GP_IO_0;
+		} else {
+			reg |= GP_DIR_2;
+			reg &= ~GP_IO_2;
+		}
+		skge_write32(hw, B2_GP_IO, reg);
+		skge_read32(hw, B2_GP_IO);
+	}
+
+	skge_xm_write16(hw, port, XM_MMU_CMD,
+			skge_xm_read16(hw, port, XM_MMU_CMD)
+			& ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX));
+
+	skge_xm_read16(hw, port, XM_MMU_CMD);
+}
+
+
+static void genesis_get_stats(struct skge_port *skge, u64 *data)
+{
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+	int i;
+	unsigned long timeout = jiffies + HZ;
+
+	skge_xm_write16(hw, port,
+			XM_STAT_CMD, XM_SC_SNP_TXC | XM_SC_SNP_RXC);
+
+	/* wait for update to complete */
+	while (skge_xm_read16(hw, port, XM_STAT_CMD)
+	       & (XM_SC_SNP_TXC | XM_SC_SNP_RXC)) {
+		if (time_after(jiffies, timeout))
+			break;
+		udelay(10);
+	}
+
+	/* special case for 64 bit octet counter */
+	data[0] = (u64) skge_xm_read32(hw, port, XM_TXO_OK_HI) << 32
+		| skge_xm_read32(hw, port, XM_TXO_OK_LO);
+	data[1] = (u64) skge_xm_read32(hw, port, XM_RXO_OK_HI) << 32
+		| skge_xm_read32(hw, port, XM_RXO_OK_LO);
+
+	for (i = 2; i < ARRAY_SIZE(skge_stats); i++)
+		data[i] = skge_xm_read32(hw, port, skge_stats[i].xmac_offset);
+}
+
+static void genesis_mac_intr(struct skge_hw *hw, int port)
+{
+	struct skge_port *skge = netdev_priv(hw->dev[port]);
+	u16 status = skge_xm_read16(hw, port, XM_ISRC);
+
+	pr_debug("genesis_intr status %x\n", status);
+	if (hw->phy_type == SK_PHY_XMAC) {
+		/* LInk down, start polling for state change */
+		if (status & XM_IS_INP_ASS) {
+			skge_xm_write16(hw, port, XM_IMSK,
+					skge_xm_read16(hw, port, XM_IMSK) | XM_IS_INP_ASS);
+			mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ);
+		}
+		else if (status & XM_IS_AND)
+			mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ);
+	}
+
+	if (status & XM_IS_TXF_UR) {
+		skge_xm_write32(hw, port, XM_MODE, XM_MD_FTF);
+		++skge->net_stats.tx_fifo_errors;
+	}
+	if (status & XM_IS_RXF_OV) {
+		skge_xm_write32(hw, port, XM_MODE, XM_MD_FRF);
+		++skge->net_stats.rx_fifo_errors;
+	}
+}
+
+static void skge_gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val)
+{
+	int i;
+
+	skge_gma_write16(hw, port, GM_SMI_DATA, val);
+	skge_gma_write16(hw, port, GM_SMI_CTRL,
+			 GM_SMI_CT_PHY_AD(hw->phy_addr) | GM_SMI_CT_REG_AD(reg));
+	for (i = 0; i < PHY_RETRIES; i++) {
+		udelay(1);
+
+		if (!(skge_gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_BUSY))
+			break;
+	}
+}
+
+static u16 skge_gm_phy_read(struct skge_hw *hw, int port, u16 reg)
+{
+	int i;
+
+	skge_gma_write16(hw, port, GM_SMI_CTRL,
+			 GM_SMI_CT_PHY_AD(hw->phy_addr)
+			 | GM_SMI_CT_REG_AD(reg) | GM_SMI_CT_OP_RD);
+
+	for (i = 0; i < PHY_RETRIES; i++) {
+		udelay(1);
+		if (skge_gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_RD_VAL)
+			goto ready;
+	}
+
+	printk(KERN_WARNING PFX "%s: phy read timeout\n",
+	       hw->dev[port]->name);
+	return 0;
+ ready:
+	return skge_gma_read16(hw, port, GM_SMI_DATA);
+}
+
+static void genesis_link_down(struct skge_port *skge)
+{
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+
+	pr_debug("genesis_link_down\n");
+
+	skge_xm_write16(hw, port, XM_MMU_CMD,
+			skge_xm_read16(hw, port, XM_MMU_CMD)
+			& ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX));
+
+	/* dummy read to ensure writing */
+	(void) skge_xm_read16(hw, port, XM_MMU_CMD);
+
+	skge_link_down(skge);
+}
+
+static void genesis_link_up(struct skge_port *skge)
+{
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+	u16 cmd;
+	u32 mode, msk;
+
+	pr_debug("genesis_link_up\n");
+	cmd = skge_xm_read16(hw, port, XM_MMU_CMD);
+
+	/*
+	 * enabling pause frame reception is required for 1000BT
+	 * because the XMAC is not reset if the link is going down
+	 */
+	if (skge->flow_control == FLOW_MODE_NONE ||
+	    skge->flow_control == FLOW_MODE_LOC_SEND)
+		cmd |= XM_MMU_IGN_PF;
+	else
+		/* Enable Pause Frame Reception */
+		cmd &= ~XM_MMU_IGN_PF;
+
+	skge_xm_write16(hw, port, XM_MMU_CMD, cmd);
+
+	mode = skge_xm_read32(hw, port, XM_MODE);
+	if (skge->flow_control == FLOW_MODE_SYMMETRIC ||
+	    skge->flow_control == FLOW_MODE_LOC_SEND) {
+		/*
+		 * Configure Pause Frame Generation
+		 * Use internal and external Pause Frame Generation.
+		 * Sending pause frames is edge triggered.
+		 * Send a Pause frame with the maximum pause time if
+		 * internal oder external FIFO full condition occurs.
+		 * Send a zero pause time frame to re-start transmission.
+		 */
+		/* XM_PAUSE_DA = '010000C28001' (default) */
+		/* XM_MAC_PTIME = 0xffff (maximum) */
+		/* remember this value is defined in big endian (!) */
+		skge_xm_write16(hw, port, XM_MAC_PTIME, 0xffff);
+
+		mode |= XM_PAUSE_MODE;
+		skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_ENA_PAUSE);
+	} else {
+		/*
+		 * disable pause frame generation is required for 1000BT
+		 * because the XMAC is not reset if the link is going down
+		 */
+		/* Disable Pause Mode in Mode Register */
+		mode &= ~XM_PAUSE_MODE;
+
+		skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_DIS_PAUSE);
+	}
+
+	skge_xm_write32(hw, port, XM_MODE, mode);
+
+	msk = XM_DEF_MSK;
+	if (hw->phy_type != SK_PHY_XMAC)
+		msk |= XM_IS_INP_ASS;	/* disable GP0 interrupt bit */
+
+	skge_xm_write16(hw, port, XM_IMSK, msk);
+	skge_xm_read16(hw, port, XM_ISRC);
+
+	/* get MMU Command Reg. */
+	cmd = skge_xm_read16(hw, port, XM_MMU_CMD);
+	if (hw->phy_type != SK_PHY_XMAC && skge->duplex == DUPLEX_FULL)
+		cmd |= XM_MMU_GMII_FD;
+
+	if (hw->phy_type == SK_PHY_BCOM) {
+		/*
+		 * Workaround BCOM Errata (#10523) for all BCom Phys
+		 * Enable Power Management after link up
+		 */
+		skge_xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL,
+				  skge_xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL)
+				  & ~PHY_B_AC_DIS_PM);
+		skge_xm_phy_write(hw, port, PHY_BCOM_INT_MASK,
+				  PHY_B_DEF_MSK);
+	}
+
+	/* enable Rx/Tx */
+	skge_xm_write16(hw, port, XM_MMU_CMD,
+			cmd | XM_MMU_ENA_RX | XM_MMU_ENA_TX);
+	skge_link_up(skge);
+}
+
+
+static void genesis_bcom_intr(struct skge_port *skge)
+{
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+	u16 stat = skge_xm_phy_read(hw, port, PHY_BCOM_INT_STAT);
+
+	pr_debug("genesis_bcom intr stat=%x\n", stat);
+
+	/* Workaround BCom Errata:
+	 *	enable and disable loopback mode if "NO HCD" occurs.
+	 */
+	if (stat & PHY_B_IS_NO_HDCL) {
+		u16 ctrl = skge_xm_phy_read(hw, port, PHY_BCOM_CTRL);
+		skge_xm_phy_write(hw, port, PHY_BCOM_CTRL,
+				  ctrl | PHY_CT_LOOP);
+		skge_xm_phy_write(hw, port, PHY_BCOM_CTRL,
+				  ctrl & ~PHY_CT_LOOP);
+	}
+
+	stat = skge_xm_phy_read(hw, port, PHY_BCOM_STAT);
+	if (stat & (PHY_B_IS_AN_PR | PHY_B_IS_LST_CHANGE)) {
+		u16 aux = skge_xm_phy_read(hw, port, PHY_BCOM_AUX_STAT);
+		if ( !(aux & PHY_B_AS_LS) && netif_carrier_ok(skge->netdev))
+			genesis_link_down(skge);
+
+		else if (stat & PHY_B_IS_LST_CHANGE) {
+			if (aux & PHY_B_AS_AN_C) {
+				switch (aux & PHY_B_AS_AN_RES_MSK) {
+				case PHY_B_RES_1000FD:
+					skge->duplex = DUPLEX_FULL;
+					break;
+				case PHY_B_RES_1000HD:
+					skge->duplex = DUPLEX_HALF;
+					break;
+				}
+
+				switch (aux & PHY_B_AS_PAUSE_MSK) {
+				case PHY_B_AS_PAUSE_MSK:
+					skge->flow_control = FLOW_MODE_SYMMETRIC;
+					break;
+				case PHY_B_AS_PRR:
+					skge->flow_control = FLOW_MODE_REM_SEND;
+					break;
+				case PHY_B_AS_PRT:
+					skge->flow_control = FLOW_MODE_LOC_SEND;
+					break;
+				default:
+					skge->flow_control = FLOW_MODE_NONE;
+				}
+				skge->speed = SPEED_1000;
+			}
+			genesis_link_up(skge);
+		}
+		else
+			mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ);
+	}
+}
+
+/* Perodic poll of phy status to check for link transistion  */
+static void skge_link_timer(unsigned long __arg)
+{
+	struct skge_port *skge = (struct skge_port *) __arg;
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+
+	if (hw->chip_id != CHIP_ID_GENESIS || !netif_running(skge->netdev))
+		return;
+
+	spin_lock_bh(&hw->phy_lock);
+	if (hw->phy_type == SK_PHY_BCOM)
+		genesis_bcom_intr(skge);
+	else {
+		int i;
+		for (i = 0; i < 3; i++)
+			if (skge_xm_read16(hw, port, XM_ISRC) & XM_IS_INP_ASS)
+				break;
+
+		if (i == 3)
+			mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ);
+		else
+			genesis_link_up(skge);
+	}
+	spin_unlock_bh(&hw->phy_lock);
+}
+
+/* Marvell Phy Initailization */
+static void yukon_init(struct skge_hw *hw, int port)
+{
+	struct skge_port *skge = netdev_priv(hw->dev[port]);
+	u16 ctrl, ct1000, adv;
+	u16 ledctrl, ledover;
+
+	pr_debug("yukon_init\n");
+	if (skge->autoneg == AUTONEG_ENABLE) {
+		u16 ectrl = skge_gm_phy_read(hw, port, PHY_MARV_EXT_CTRL);
+
+		ectrl &= ~(PHY_M_EC_M_DSC_MSK | PHY_M_EC_S_DSC_MSK |
+			  PHY_M_EC_MAC_S_MSK);
+		ectrl |= PHY_M_EC_MAC_S(MAC_TX_CLK_25_MHZ);
+
+		/* on PHY 88E1111 there is a change for downshift control */
+		if (hw->chip_id == CHIP_ID_YUKON_EC)
+			ectrl |= PHY_M_EC_M_DSC_2(0) | PHY_M_EC_DOWN_S_ENA;
+		else
+			ectrl |= PHY_M_EC_M_DSC(0) | PHY_M_EC_S_DSC(1);
+
+		skge_gm_phy_write(hw, port, PHY_MARV_EXT_CTRL, ectrl);
+	}
+
+	ctrl = skge_gm_phy_read(hw, port, PHY_MARV_CTRL);
+	if (skge->autoneg == AUTONEG_DISABLE)
+		ctrl &= ~PHY_CT_ANE;
+
+	ctrl |= PHY_CT_RESET;
+	skge_gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
+
+	ctrl = 0;
+	ct1000 = 0;
+	adv = PHY_SEL_TYPE;
+
+	if (skge->autoneg == AUTONEG_ENABLE) {
+		if (iscopper(hw)) {
+			if (skge->advertising & ADVERTISED_1000baseT_Full)
+				ct1000 |= PHY_M_1000C_AFD;
+			if (skge->advertising & ADVERTISED_1000baseT_Half)
+				ct1000 |= PHY_M_1000C_AHD;
+			if (skge->advertising & ADVERTISED_100baseT_Full)
+				adv |= PHY_M_AN_100_FD;
+			if (skge->advertising & ADVERTISED_100baseT_Half)
+				adv |= PHY_M_AN_100_HD;
+			if (skge->advertising & ADVERTISED_10baseT_Full)
+				adv |= PHY_M_AN_10_FD;
+			if (skge->advertising & ADVERTISED_10baseT_Half)
+				adv |= PHY_M_AN_10_HD;
+
+			/* Set Flow-control capabilities */
+			switch (skge->flow_control) {
+			case FLOW_MODE_NONE:
+				adv |= PHY_B_P_NO_PAUSE;
+				break;
+			case FLOW_MODE_LOC_SEND:
+				adv |= PHY_B_P_ASYM_MD;
+				break;
+			case FLOW_MODE_SYMMETRIC:
+				adv |= PHY_B_P_SYM_MD;
+				break;
+			case FLOW_MODE_REM_SEND:
+				adv |= PHY_B_P_BOTH_MD;
+				break;
+			}
+		} else {	/* special defines for FIBER (88E1011S only) */
+			adv |= PHY_M_AN_1000X_AHD | PHY_M_AN_1000X_AFD;
+
+			/* Set Flow-control capabilities */
+			switch (skge->flow_control) {
+			case FLOW_MODE_NONE:
+				adv |= PHY_M_P_NO_PAUSE_X;
+				break;
+			case FLOW_MODE_LOC_SEND:
+				adv |= PHY_M_P_ASYM_MD_X;
+				break;
+			case FLOW_MODE_SYMMETRIC:
+				adv |= PHY_M_P_SYM_MD_X;
+				break;
+			case FLOW_MODE_REM_SEND:
+				adv |= PHY_M_P_BOTH_MD_X;
+				break;
+			}
+		}
+		/* Restart Auto-negotiation */
+		ctrl |= PHY_CT_ANE | PHY_CT_RE_CFG;
+	} else {
+		/* forced speed/duplex settings */
+		ct1000 = PHY_M_1000C_MSE;
+
+		if (skge->duplex == DUPLEX_FULL)
+			ctrl |= PHY_CT_DUP_MD;
+
+		switch (skge->speed) {
+		case SPEED_1000:
+			ctrl |= PHY_CT_SP1000;
+			break;
+		case SPEED_100:
+			ctrl |= PHY_CT_SP100;
+			break;
+		}
+
+		ctrl |= PHY_CT_RESET;
+	}
+
+	if (hw->chip_id != CHIP_ID_YUKON_FE)
+		skge_gm_phy_write(hw, port, PHY_MARV_1000T_CTRL, ct1000);
+
+	skge_gm_phy_write(hw, port, PHY_MARV_AUNE_ADV, adv);
+	skge_gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
+
+	/* Setup Phy LED's */
+	ledctrl = PHY_M_LED_PULS_DUR(PULS_170MS);
+	ledover = 0;
+
+	if (hw->chip_id == CHIP_ID_YUKON_FE) {
+		/* on 88E3082 these bits are at 11..9 (shifted left) */
+		ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) << 1;
+
+		skge_gm_phy_write(hw, port, PHY_MARV_FE_LED_PAR,
+				  ((skge_gm_phy_read(hw, port, PHY_MARV_FE_LED_PAR)
+
+				    & ~PHY_M_FELP_LED1_MSK)
+				   | PHY_M_FELP_LED1_CTRL(LED_PAR_CTRL_ACT_BL)));
+	} else {
+		/* set Tx LED (LED_TX) to blink mode on Rx OR Tx activity */
+		ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) | PHY_M_LEDC_TX_CTRL;
+
+		/* turn off the Rx LED (LED_RX) */
+		ledover |= PHY_M_LED_MO_RX(MO_LED_OFF);
+	}
+
+	/* disable blink mode (LED_DUPLEX) on collisions */
+	ctrl |= PHY_M_LEDC_DP_CTRL;
+	skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, ledctrl);
+
+	if (skge->autoneg == AUTONEG_DISABLE || skge->speed == SPEED_100) {
+		/* turn on 100 Mbps LED (LED_LINK100) */
+		ledover |= PHY_M_LED_MO_100(MO_LED_ON);
+	}
+
+	if (ledover)
+		skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER, ledover);
+
+	/* Enable phy interrupt on autonegotiation complete (or link up) */
+	if (skge->autoneg == AUTONEG_ENABLE)
+		skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_IS_AN_COMPL);
+	else
+		skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK);
+}
+
+static void yukon_reset(struct skge_hw *hw, int port)
+{
+	skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0);/* disable PHY IRQs */
+	skge_gma_write16(hw, port, GM_MC_ADDR_H1, 0);	/* clear MC hash */
+	skge_gma_write16(hw, port, GM_MC_ADDR_H2, 0);
+	skge_gma_write16(hw, port, GM_MC_ADDR_H3, 0);
+	skge_gma_write16(hw, port, GM_MC_ADDR_H4, 0);
+
+	skge_gma_write16(hw, port, GM_RX_CTRL,
+			 skge_gma_read16(hw, port, GM_RX_CTRL)
+			 | GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA);
+}
+
+static void yukon_mac_init(struct skge_hw *hw, int port)
+{
+	struct skge_port *skge = netdev_priv(hw->dev[port]);
+	int i;
+	u32 reg;
+	const u8 *addr = hw->dev[port]->dev_addr;
+
+	/* WA code for COMA mode -- set PHY reset */
+	if (hw->chip_id == CHIP_ID_YUKON_LITE &&
+	    chip_rev(hw) == CHIP_REV_YU_LITE_A3)
+		skge_write32(hw, B2_GP_IO,
+			     (skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9));
+
+	/* hard reset */
+	skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), GPC_RST_SET);
+	skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_RST_SET);
+
+	/* WA code for COMA mode -- clear PHY reset */
+	if (hw->chip_id == CHIP_ID_YUKON_LITE &&
+	    chip_rev(hw) == CHIP_REV_YU_LITE_A3)
+		skge_write32(hw, B2_GP_IO,
+			     (skge_read32(hw, B2_GP_IO) | GP_DIR_9)
+			     & ~GP_IO_9);
+
+	/* Set hardware config mode */
+	reg = GPC_INT_POL_HI | GPC_DIS_FC | GPC_DIS_SLEEP |
+		GPC_ENA_XC | GPC_ANEG_ADV_ALL_M | GPC_ENA_PAUSE;
+	reg |= iscopper(hw) ? GPC_HWCFG_GMII_COP : GPC_HWCFG_GMII_FIB;
+
+	/* Clear GMC reset */
+	skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), reg | GPC_RST_SET);
+	skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), reg | GPC_RST_CLR);
+	skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_ON | GMC_RST_CLR);
+	if (skge->autoneg == AUTONEG_DISABLE) {
+		reg = GM_GPCR_AU_ALL_DIS;
+		skge_gma_write16(hw, port, GM_GP_CTRL,
+				 skge_gma_read16(hw, port, GM_GP_CTRL) | reg);
+
+		switch (skge->speed) {
+		case SPEED_1000:
+			reg |= GM_GPCR_SPEED_1000;
+			/* fallthru */
+		case SPEED_100:
+			reg |= GM_GPCR_SPEED_100;
+		}
+
+		if (skge->duplex == DUPLEX_FULL)
+			reg |= GM_GPCR_DUP_FULL;
+	} else
+		reg = GM_GPCR_SPEED_1000 | GM_GPCR_SPEED_100 | GM_GPCR_DUP_FULL;
+	switch (skge->flow_control) {
+	case FLOW_MODE_NONE:
+		skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_OFF);
+		reg |= GM_GPCR_FC_TX_DIS | GM_GPCR_FC_RX_DIS | GM_GPCR_AU_FCT_DIS;
+		break;
+	case FLOW_MODE_LOC_SEND:
+		/* disable Rx flow-control */
+		reg |= GM_GPCR_FC_RX_DIS | GM_GPCR_AU_FCT_DIS;
+	}
+
+	skge_gma_write16(hw, port, GM_GP_CTRL, reg);
+	skge_read16(hw, GMAC_IRQ_SRC);
+
+	spin_lock_bh(&hw->phy_lock);
+	yukon_init(hw, port);
+	spin_unlock_bh(&hw->phy_lock);
+
+	/* MIB clear */
+	reg = skge_gma_read16(hw, port, GM_PHY_ADDR);
+	skge_gma_write16(hw, port, GM_PHY_ADDR, reg | GM_PAR_MIB_CLR);
+
+	for (i = 0; i < GM_MIB_CNT_SIZE; i++)
+		skge_gma_read16(hw, port, GM_MIB_CNT_BASE + 8*i);
+	skge_gma_write16(hw, port, GM_PHY_ADDR, reg);
+
+	/* transmit control */
+	skge_gma_write16(hw, port, GM_TX_CTRL, TX_COL_THR(TX_COL_DEF));
+
+	/* receive control reg: unicast + multicast + no FCS  */
+	skge_gma_write16(hw, port, GM_RX_CTRL,
+			 GM_RXCR_UCF_ENA | GM_RXCR_CRC_DIS | GM_RXCR_MCF_ENA);
+
+	/* transmit flow control */
+	skge_gma_write16(hw, port, GM_TX_FLOW_CTRL, 0xffff);
+
+	/* transmit parameter */
+	skge_gma_write16(hw, port, GM_TX_PARAM,
+			 TX_JAM_LEN_VAL(TX_JAM_LEN_DEF) |
+			 TX_JAM_IPG_VAL(TX_JAM_IPG_DEF) |
+			 TX_IPG_JAM_DATA(TX_IPG_JAM_DEF));
+
+	/* serial mode register */
+	reg = GM_SMOD_VLAN_ENA | IPG_DATA_VAL(IPG_DATA_DEF);
+	if (hw->dev[port]->mtu > 1500)
+		reg |= GM_SMOD_JUMBO_ENA;
+
+	skge_gma_write16(hw, port, GM_SERIAL_MODE, reg);
+
+	/* physical address: used for pause frames */
+	skge_gm_set_addr(hw, port, GM_SRC_ADDR_1L, addr);
+	/* virtual address for data */
+	skge_gm_set_addr(hw, port, GM_SRC_ADDR_2L, addr);
+
+	/* enable interrupt mask for counter overflows */
+	skge_gma_write16(hw, port, GM_TX_IRQ_MSK, 0);
+	skge_gma_write16(hw, port, GM_RX_IRQ_MSK, 0);
+	skge_gma_write16(hw, port, GM_TR_IRQ_MSK, 0);
+
+	/* Initialize Mac Fifo */
+
+	/* Configure Rx MAC FIFO */
+	skge_write16(hw, SKGEMAC_REG(port, RX_GMF_FL_MSK), RX_FF_FL_DEF_MSK);
+	reg = GMF_OPER_ON | GMF_RX_F_FL_ON;
+	if (hw->chip_id == CHIP_ID_YUKON_LITE &&
+	    chip_rev(hw) == CHIP_REV_YU_LITE_A3)
+		reg &= ~GMF_RX_F_FL_ON;
+	skge_write8(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), GMF_RST_CLR);
+	skge_write16(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), reg);
+	skge_write16(hw, SKGEMAC_REG(port, RX_GMF_FL_THR), RX_GMF_FL_THR_DEF);
+
+	/* Configure Tx MAC FIFO */
+	skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_RST_CLR);
+	skge_write16(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_OPER_ON);
+}
+
+static void yukon_stop(struct skge_port *skge)
+{
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+
+	if (hw->chip_id == CHIP_ID_YUKON_LITE &&
+	    chip_rev(hw) == CHIP_REV_YU_LITE_A3) {
+		skge_write32(hw, B2_GP_IO,
+			     skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9);
+	}
+
+	skge_gma_write16(hw, port, GM_GP_CTRL,
+			 skge_gma_read16(hw, port, GM_GP_CTRL)
+			 & ~(GM_GPCR_RX_ENA|GM_GPCR_RX_ENA));
+	skge_gma_read16(hw, port, GM_GP_CTRL);
+
+	/* set GPHY Control reset */
+	skge_gma_write32(hw, port, GPHY_CTRL, GPC_RST_SET);
+	skge_gma_write32(hw, port, GMAC_CTRL, GMC_RST_SET);
+}
+
+static void yukon_get_stats(struct skge_port *skge, u64 *data)
+{
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+	int i;
+
+	data[0] = (u64) skge_gma_read32(hw, port, GM_TXO_OK_HI) << 32
+		| skge_gma_read32(hw, port, GM_TXO_OK_LO);
+	data[1] = (u64) skge_gma_read32(hw, port, GM_RXO_OK_HI) << 32
+		| skge_gma_read32(hw, port, GM_RXO_OK_LO);
+
+	for (i = 2; i < ARRAY_SIZE(skge_stats); i++)
+		data[i] = skge_gma_read32(hw, port,
+					  skge_stats[i].gma_offset);
+}
+
+static void yukon_mac_intr(struct skge_hw *hw, int port)
+{
+	struct skge_port *skge = netdev_priv(hw->dev[port]);
+	u8 status = skge_read8(hw, SKGEMAC_REG(port, GMAC_IRQ_SRC));
+
+	pr_debug("yukon_intr status %x\n", status);
+	if (status & GM_IS_RX_FF_OR) {
+		++skge->net_stats.rx_fifo_errors;
+		skge_gma_write8(hw, port, RX_GMF_CTRL_T, GMF_CLI_RX_FO);
+	}
+	if (status & GM_IS_TX_FF_UR) {
+		++skge->net_stats.tx_fifo_errors;
+		skge_gma_write8(hw, port, TX_GMF_CTRL_T, GMF_CLI_TX_FU);
+	}
+
+}
+
+static u16 yukon_speed(const struct skge_hw *hw, u16 aux)
+{
+	if (hw->chip_id == CHIP_ID_YUKON_FE)
+		return (aux & PHY_M_PS_SPEED_100) ? SPEED_100 : SPEED_10;
+
+	switch(aux & PHY_M_PS_SPEED_MSK) {
+	case PHY_M_PS_SPEED_1000:
+		return SPEED_1000;
+	case PHY_M_PS_SPEED_100:
+		return SPEED_100;
+	default:
+		return SPEED_10;
+	}
+}
+
+static void yukon_link_up(struct skge_port *skge)
+{
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+	u16 reg;
+
+	pr_debug("yukon_link_up\n");
+
+	/* Enable Transmit FIFO Underrun */
+	skge_write8(hw, GMAC_IRQ_MSK, GMAC_DEF_MSK);
+
+	reg = skge_gma_read16(hw, port, GM_GP_CTRL);
+	if (skge->duplex == DUPLEX_FULL || skge->autoneg == AUTONEG_ENABLE)
+		reg |= GM_GPCR_DUP_FULL;
+
+	/* enable Rx/Tx */
+	reg |= GM_GPCR_RX_ENA | GM_GPCR_TX_ENA;
+	skge_gma_write16(hw, port, GM_GP_CTRL, reg);
+
+	skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK);
+	skge_link_up(skge);
+}
+
+static void yukon_link_down(struct skge_port *skge)
+{
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+
+	pr_debug("yukon_link_down\n");
+	skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0);
+	skge_gm_phy_write(hw, port, GM_GP_CTRL,
+			  skge_gm_phy_read(hw, port, GM_GP_CTRL)
+			  & ~(GM_GPCR_RX_ENA | GM_GPCR_TX_ENA));
+
+	if (hw->chip_id != CHIP_ID_YUKON_FE &&
+	    skge->flow_control == FLOW_MODE_REM_SEND) {
+		/* restore Asymmetric Pause bit */
+		skge_gm_phy_write(hw, port, PHY_MARV_AUNE_ADV,
+				  skge_gm_phy_read(hw, port,
+						   PHY_MARV_AUNE_ADV)
+				  | PHY_M_AN_ASP);
+
+	}
+
+	yukon_reset(hw, port);
+	skge_link_down(skge);
+
+	yukon_init(hw, port);
+}
+
+static void yukon_phy_intr(struct skge_port *skge)
+{
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+	const char *reason = NULL;
+	u16 istatus, phystat;
+
+	istatus = skge_gm_phy_read(hw, port, PHY_MARV_INT_STAT);
+	phystat = skge_gm_phy_read(hw, port, PHY_MARV_PHY_STAT);
+	pr_debug("yukon phy intr istat=%x phy_stat=%x\n", istatus, phystat);
+
+	if (istatus & PHY_M_IS_AN_COMPL) {
+		if (skge_gm_phy_read(hw, port, PHY_MARV_AUNE_LP)
+		    & PHY_M_AN_RF) {
+			reason = "remote fault";
+			goto failed;
+		}
+
+		if (!(hw->chip_id == CHIP_ID_YUKON_FE || hw->chip_id == CHIP_ID_YUKON_EC)
+		    && (skge_gm_phy_read(hw, port, PHY_MARV_1000T_STAT)
+			& PHY_B_1000S_MSF)) {
+			reason = "master/slave fault";
+			goto failed;
+		}
+
+		if (!(phystat & PHY_M_PS_SPDUP_RES)) {
+			reason = "speed/duplex";
+			goto failed;
+		}
+
+		skge->duplex = (phystat & PHY_M_PS_FULL_DUP)
+			? DUPLEX_FULL : DUPLEX_HALF;
+		skge->speed = yukon_speed(hw, phystat);
+
+		/* Tx & Rx Pause Enabled bits are at 9..8 */
+		if (hw->chip_id == CHIP_ID_YUKON_XL)
+			phystat >>= 6;
+
+		/* We are using IEEE 802.3z/D5.0 Table 37-4 */
+		switch (phystat & PHY_M_PS_PAUSE_MSK) {
+		case PHY_M_PS_PAUSE_MSK:
+			skge->flow_control = FLOW_MODE_SYMMETRIC;
+			break;
+		case PHY_M_PS_RX_P_EN:
+			skge->flow_control = FLOW_MODE_REM_SEND;
+			break;
+		case PHY_M_PS_TX_P_EN:
+			skge->flow_control = FLOW_MODE_LOC_SEND;
+			break;
+		default:
+			skge->flow_control = FLOW_MODE_NONE;
+		}
+
+		if (skge->flow_control == FLOW_MODE_NONE ||
+		    (skge->speed < SPEED_1000 && skge->duplex == DUPLEX_HALF))
+			skge_write8(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_OFF);
+		else
+			skge_write8(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_ON);
+		yukon_link_up(skge);
+		return;
+	}
+
+	if (istatus & PHY_M_IS_LSP_CHANGE)
+		skge->speed = yukon_speed(hw, phystat);
+
+	if (istatus & PHY_M_IS_DUP_CHANGE)
+		skge->duplex = (phystat & PHY_M_PS_FULL_DUP) ? DUPLEX_FULL : DUPLEX_HALF;
+	if (istatus & PHY_M_IS_LST_CHANGE) {
+		if (phystat & PHY_M_PS_LINK_UP)
+			yukon_link_up(skge);
+		else
+			yukon_link_down(skge);
+	}
+	return;
+ failed:
+	printk(KERN_ERR PFX "%s: autonegotiation failed (%s)\n",
+	       skge->netdev->name, reason);
+
+	/* XXX restart autonegotiation? */
+}
+
+static void skge_ramset(struct skge_hw *hw, u16 q, u32 start, size_t len)
+{
+	u32 end;
+
+	start /= 8;
+	len /= 8;
+	end = start + len - 1;
+
+	skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_RST_CLR);
+	skge_write32(hw, RB_ADDR(q, RB_START), start);
+	skge_write32(hw, RB_ADDR(q, RB_WP), start);
+	skge_write32(hw, RB_ADDR(q, RB_RP), start);
+	skge_write32(hw, RB_ADDR(q, RB_END), end);
+
+	if (q == Q_R1 || q == Q_R2) {
+		/* Set thresholds on receive queue's */
+		skge_write32(hw, RB_ADDR(q, RB_RX_UTPP),
+			     start + (2*len)/3);
+		skge_write32(hw, RB_ADDR(q, RB_RX_LTPP),
+			     start + (len/3));
+	} else {
+		/* Enable store & forward on Tx queue's because
+		 * Tx FIFO is only 4K on Genesis and 1K on Yukon
+		 */
+		skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_ENA_STFWD);
+	}
+
+	skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_ENA_OP_MD);
+}
+
+/* Setup Bus Memory Interface */
+static void skge_qset(struct skge_port *skge, u16 q,
+		      const struct skge_element *e)
+{
+	struct skge_hw *hw = skge->hw;
+	u32 watermark = 0x600;
+	u64 base = skge->dma + (e->desc - skge->mem);
+
+	/* optimization to reduce window on 32bit/33mhz */
+	if ((skge_read16(hw, B0_CTST) & (CS_BUS_CLOCK | CS_BUS_SLOT_SZ)) == 0)
+		watermark /= 2;
+
+	skge_write32(hw, Q_ADDR(q, Q_CSR), CSR_CLR_RESET);
+	skge_write32(hw, Q_ADDR(q, Q_F), watermark);
+	skge_write32(hw, Q_ADDR(q, Q_DA_H), (u32)(base >> 32));
+	skge_write32(hw, Q_ADDR(q, Q_DA_L), (u32)base);
+}
+
+static int skge_up(struct net_device *dev)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+	u32 chunk, ram_addr;
+	size_t rx_size, tx_size;
+	int err;
+
+	if (netif_msg_ifup(skge))
+		printk(KERN_INFO PFX "%s: enabling interface\n", dev->name);
+
+	rx_size = skge->rx_ring.count * sizeof(struct skge_rx_desc);
+	tx_size = skge->tx_ring.count * sizeof(struct skge_tx_desc);
+	skge->mem_size = tx_size + rx_size;
+	skge->mem = pci_alloc_consistent(hw->pdev, skge->mem_size, &skge->dma);
+	if (!skge->mem)
+		return -ENOMEM;
+
+	memset(skge->mem, 0, skge->mem_size);
+
+	if ((err = skge_ring_alloc(&skge->rx_ring, skge->mem, skge->dma)))
+		goto free_pci_mem;
+
+	if (skge_rx_fill(skge))
+		goto free_rx_ring;
+
+	if ((err = skge_ring_alloc(&skge->tx_ring, skge->mem + rx_size,
+				   skge->dma + rx_size)))
+		goto free_rx_ring;
+
+	skge->tx_avail = skge->tx_ring.count - 1;
+
+	/* Initialze MAC */
+	if (hw->chip_id == CHIP_ID_GENESIS)
+		genesis_mac_init(hw, port);
+	else
+		yukon_mac_init(hw, port);
+
+	/* Configure RAMbuffers */
+	chunk = hw->ram_size / (isdualport(hw) ? 4 : 2);
+	ram_addr = hw->ram_offset + 2 * chunk * port;
+
+	skge_ramset(hw, rxqaddr[port], ram_addr, chunk);
+	skge_qset(skge, rxqaddr[port], skge->rx_ring.to_clean);
+
+	BUG_ON(skge->tx_ring.to_use != skge->tx_ring.to_clean);
+	skge_ramset(hw, txqaddr[port], ram_addr+chunk, chunk);
+	skge_qset(skge, txqaddr[port], skge->tx_ring.to_use);
+
+	/* Start receiver BMU */
+	wmb();
+	skge_write8(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_START | CSR_IRQ_CL_F);
+
+	pr_debug("skge_up completed\n");
+	return 0;
+
+ free_rx_ring:
+	skge_rx_clean(skge);
+	kfree(skge->rx_ring.start);
+ free_pci_mem:
+	pci_free_consistent(hw->pdev, skge->mem_size, skge->mem, skge->dma);
+
+	return err;
+}
+
+static int skge_down(struct net_device *dev)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+
+	if (netif_msg_ifdown(skge))
+		printk(KERN_INFO PFX "%s: disabling interface\n", dev->name);
+
+	netif_stop_queue(dev);
+
+	del_timer_sync(&skge->led_blink);
+	del_timer_sync(&skge->link_check);
+
+	/* Stop transmitter */
+	skge_write8(hw, Q_ADDR(txqaddr[port], Q_CSR), CSR_STOP);
+	skge_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL),
+		     RB_RST_SET|RB_DIS_OP_MD);
+
+	if (hw->chip_id == CHIP_ID_GENESIS)
+		genesis_stop(skge);
+	else
+		yukon_stop(skge);
+
+	/* Disable Force Sync bit and Enable Alloc bit */
+	skge_write8(hw, SKGEMAC_REG(port, TXA_CTRL),
+		    TXA_DIS_FSYNC | TXA_DIS_ALLOC | TXA_STOP_RC);
+
+	/* Stop Interval Timer and Limit Counter of Tx Arbiter */
+	skge_write32(hw, SKGEMAC_REG(port, TXA_ITI_INI), 0L);
+	skge_write32(hw, SKGEMAC_REG(port, TXA_LIM_INI), 0L);
+
+	/* Reset PCI FIFO */
+	skge_write32(hw, Q_ADDR(txqaddr[port], Q_CSR), CSR_SET_RESET);
+	skge_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL), RB_RST_SET);
+
+	/* Reset the RAM Buffer async Tx queue */
+	skge_write8(hw, RB_ADDR(port == 0 ? Q_XA1 : Q_XA2, RB_CTRL), RB_RST_SET);
+	/* stop receiver */
+	skge_write8(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_STOP);
+	skge_write32(hw, RB_ADDR(port ? Q_R2 : Q_R1, RB_CTRL),
+		     RB_RST_SET|RB_DIS_OP_MD);
+	skge_write32(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_SET_RESET);
+
+	if (hw->chip_id == CHIP_ID_GENESIS) {
+		skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_RST_SET);
+		skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_RST_SET);
+		skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_STOP);
+		skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_STOP);
+	} else {
+		skge_write8(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), GMF_RST_SET);
+		skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_RST_SET);
+	}
+
+	/* turn off led's */
+	skge_write16(hw, B0_LED, LED_STAT_OFF);
+
+	skge_tx_clean(skge);
+	skge_rx_clean(skge);
+
+	kfree(skge->rx_ring.start);
+	kfree(skge->tx_ring.start);
+	pci_free_consistent(hw->pdev, skge->mem_size, skge->mem, skge->dma);
+	return 0;
+}
+
+static int skge_xmit_frame(struct sk_buff *skb, struct net_device *dev)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+	struct skge_ring *ring = &skge->tx_ring;
+	struct skge_element *e;
+	struct skge_tx_desc *td;
+	int i;
+	u32 control, len;
+	u64 map;
+	unsigned long flags;
+
+	skb = skb_padto(skb, ETH_ZLEN);
+	if (!skb)
+		return NETDEV_TX_OK;
+
+	local_irq_save(flags);
+	if (!spin_trylock(&skge->tx_lock)) {
+ 		/* Collision - tell upper layer to requeue */ 
+ 		local_irq_restore(flags); 
+ 		return NETDEV_TX_LOCKED; 
+ 	} 
+
+	if (unlikely(skge->tx_avail < skb_shinfo(skb)->nr_frags +1)) {
+		netif_stop_queue(dev);
+		spin_unlock_irqrestore(&skge->tx_lock, flags);
+
+		printk(KERN_WARNING PFX "%s: ring full when queue awake!\n",
+		       dev->name);
+		return NETDEV_TX_BUSY;
+	}
+
+	e = ring->to_use;
+	td = e->desc;
+	e->skb = skb;
+	len = skb_headlen(skb);
+	map = pci_map_single(hw->pdev, skb->data, len, PCI_DMA_TODEVICE);
+	pci_unmap_addr_set(e, mapaddr, map);
+	pci_unmap_len_set(e, maplen, len);
+
+	td->dma_lo = map;
+	td->dma_hi = map >> 32;
+
+	if (skb->ip_summed == CHECKSUM_HW) {
+		const struct iphdr *ip
+			= (const struct iphdr *) (skb->data + ETH_HLEN);
+		int offset = skb->h.raw - skb->data;
+
+		/* This seems backwards, but it is what the sk98lin
+		 * does.  Looks like hardware is wrong?
+		 */
+		if (ip->protocol == IPPROTO_UDP
+	            && chip_rev(hw) == 0 && hw->chip_id == CHIP_ID_YUKON)
+			control = BMU_TCP_CHECK;
+		else
+			control = BMU_UDP_CHECK;
+
+		td->csum_offs = 0;
+		td->csum_start = offset;
+		td->csum_write = offset + skb->csum;
+	} else
+		control = BMU_CHECK;
+
+	if (!skb_shinfo(skb)->nr_frags) /* single buffer i.e. no fragments */
+		control |= BMU_EOF| BMU_IRQ_EOF;
+	else {
+		struct skge_tx_desc *tf = td;
+
+		control |= BMU_STFWD;
+		for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+			skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
+
+			map = pci_map_page(hw->pdev, frag->page, frag->page_offset,
+					   frag->size, PCI_DMA_TODEVICE);
+
+			e = e->next;
+			e->skb = NULL;
+			tf = e->desc;
+			tf->dma_lo = map;
+			tf->dma_hi = (u64) map >> 32;
+			pci_unmap_addr_set(e, mapaddr, map);
+			pci_unmap_len_set(e, maplen, frag->size);
+
+			tf->control = BMU_OWN | BMU_SW | control | frag->size;
+		}
+		tf->control |= BMU_EOF | BMU_IRQ_EOF;
+	}
+	/* Make sure all the descriptors written */
+	wmb();
+	td->control = BMU_OWN | BMU_SW | BMU_STF | control | len;
+	wmb();
+
+	skge_write8(hw, Q_ADDR(txqaddr[skge->port], Q_CSR), CSR_START);
+
+	if (netif_msg_tx_queued(skge))
+		printk(KERN_DEBUG "%s: tx queued, slot %d, len %d\n",
+		       dev->name, e - ring->start, skb->len);
+
+	ring->to_use = e->next;
+	skge->tx_avail -= skb_shinfo(skb)->nr_frags + 1;
+	if (skge->tx_avail <= MAX_SKB_FRAGS + 1) {
+		pr_debug("%s: transmit queue full\n", dev->name);
+		netif_stop_queue(dev);
+	}
+
+	dev->trans_start = jiffies;
+	spin_unlock_irqrestore(&skge->tx_lock, flags);
+
+	return NETDEV_TX_OK;
+}
+
+static inline void skge_tx_free(struct skge_hw *hw, struct skge_element *e)
+{
+	if (e->skb) {
+		pci_unmap_single(hw->pdev,
+			       pci_unmap_addr(e, mapaddr),
+			       pci_unmap_len(e, maplen),
+			       PCI_DMA_TODEVICE);
+		dev_kfree_skb_any(e->skb);
+		e->skb = NULL;
+	} else {
+		pci_unmap_page(hw->pdev,
+			       pci_unmap_addr(e, mapaddr),
+			       pci_unmap_len(e, maplen),
+			       PCI_DMA_TODEVICE);
+	}
+}
+
+static void skge_tx_clean(struct skge_port *skge)
+{
+	struct skge_ring *ring = &skge->tx_ring;
+	struct skge_element *e;
+	unsigned long flags;
+
+	spin_lock_irqsave(&skge->tx_lock, flags);
+	for (e = ring->to_clean; e != ring->to_use; e = e->next) {
+		++skge->tx_avail;
+		skge_tx_free(skge->hw, e);
+	}
+	ring->to_clean = e;
+	spin_unlock_irqrestore(&skge->tx_lock, flags);
+}
+
+static void skge_tx_timeout(struct net_device *dev)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	if (netif_msg_timer(skge))
+		printk(KERN_DEBUG PFX "%s: tx timeout\n", dev->name);
+
+	skge_write8(skge->hw, Q_ADDR(txqaddr[skge->port], Q_CSR), CSR_STOP);
+	skge_tx_clean(skge);
+}
+
+static int skge_change_mtu(struct net_device *dev, int new_mtu)
+{
+	int err = 0;
+
+	if(new_mtu < ETH_ZLEN || new_mtu > ETH_JUMBO_MTU)
+		return -EINVAL;
+
+	dev->mtu = new_mtu;
+
+	if (netif_running(dev)) {
+		skge_down(dev);
+		skge_up(dev);
+	}
+
+	return err;
+}
+
+static void genesis_set_multicast(struct net_device *dev)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+	int i, count = dev->mc_count;
+	struct dev_mc_list *list = dev->mc_list;
+	u32 mode;
+	u8 filter[8];
+
+	mode = skge_xm_read32(hw, port, XM_MODE);
+	mode |= XM_MD_ENA_HASH;
+	if (dev->flags & IFF_PROMISC)
+		mode |= XM_MD_ENA_PROM;
+	else
+		mode &= ~XM_MD_ENA_PROM;
+
+	if (dev->flags & IFF_ALLMULTI)
+		memset(filter, 0xff, sizeof(filter));
+	else {
+		memset(filter, 0, sizeof(filter));
+		for(i = 0; list && i < count; i++, list = list->next) {
+			u32 crc = crc32_le(~0, list->dmi_addr, ETH_ALEN);
+			u8 bit = 63 - (crc & 63);
+
+			filter[bit/8] |= 1 << (bit%8);
+		}
+	}
+
+	skge_xm_outhash(hw, port, XM_HSM, filter);
+
+	skge_xm_write32(hw, port, XM_MODE, mode);
+}
+
+static void yukon_set_multicast(struct net_device *dev)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+	int port = skge->port;
+	struct dev_mc_list *list = dev->mc_list;
+	u16 reg;
+	u8 filter[8];
+
+	memset(filter, 0, sizeof(filter));
+
+	reg = skge_gma_read16(hw, port, GM_RX_CTRL);
+	reg |= GM_RXCR_UCF_ENA;
+
+	if (dev->flags & IFF_PROMISC) 		/* promiscious */
+		reg &= ~(GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA);
+	else if (dev->flags & IFF_ALLMULTI)	/* all multicast */
+		memset(filter, 0xff, sizeof(filter));
+	else if (dev->mc_count == 0)		/* no multicast */
+		reg &= ~GM_RXCR_MCF_ENA;
+	else {
+		int i;
+		reg |= GM_RXCR_MCF_ENA;
+
+		for(i = 0; list && i < dev->mc_count; i++, list = list->next) {
+			u32 bit = ether_crc(ETH_ALEN, list->dmi_addr) & 0x3f;
+			filter[bit/8] |= 1 << (bit%8);
+		}
+	}
+
+
+	skge_gma_write16(hw, port, GM_MC_ADDR_H1,
+			 (u16)filter[0] | ((u16)filter[1] << 8));
+	skge_gma_write16(hw, port, GM_MC_ADDR_H2,
+			 (u16)filter[2] | ((u16)filter[3] << 8));
+	skge_gma_write16(hw, port, GM_MC_ADDR_H3,
+			 (u16)filter[4] | ((u16)filter[5] << 8));
+	skge_gma_write16(hw, port, GM_MC_ADDR_H4,
+			 (u16)filter[6] | ((u16)filter[7] << 8));
+
+	skge_gma_write16(hw, port, GM_RX_CTRL, reg);
+}
+
+static inline int bad_phy_status(const struct skge_hw *hw, u32 status)
+{
+	if (hw->chip_id == CHIP_ID_GENESIS)
+		return (status & (XMR_FS_ERR | XMR_FS_2L_VLAN)) != 0;
+	else
+		return (status & GMR_FS_ANY_ERR) ||
+			(status & GMR_FS_RX_OK) == 0;
+}
+
+static void skge_rx_error(struct skge_port *skge, int slot,
+			  u32 control, u32 status)
+{
+	if (netif_msg_rx_err(skge))
+		printk(KERN_DEBUG PFX "%s: rx err, slot %d control 0x%x status 0x%x\n",
+		       skge->netdev->name, slot, control, status);
+
+	if ((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF)
+	    || (control & BMU_BBC) > skge->netdev->mtu + VLAN_ETH_HLEN)
+		skge->net_stats.rx_length_errors++;
+	else {
+		if (skge->hw->chip_id == CHIP_ID_GENESIS) {
+			if (status & (XMR_FS_RUNT|XMR_FS_LNG_ERR))
+				skge->net_stats.rx_length_errors++;
+			if (status & XMR_FS_FRA_ERR)
+				skge->net_stats.rx_frame_errors++;
+			if (status & XMR_FS_FCS_ERR)
+				skge->net_stats.rx_crc_errors++;
+		} else {
+			if (status & (GMR_FS_LONG_ERR|GMR_FS_UN_SIZE))
+				skge->net_stats.rx_length_errors++;
+			if (status & GMR_FS_FRAGMENT)
+				skge->net_stats.rx_frame_errors++;
+			if (status & GMR_FS_CRC_ERR)
+				skge->net_stats.rx_crc_errors++;
+		}
+	}
+}
+
+static int skge_poll(struct net_device *dev, int *budget)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+	struct skge_ring *ring = &skge->rx_ring;
+	struct skge_element *e;
+	unsigned int to_do = min(dev->quota, *budget);
+	unsigned int work_done = 0;
+	int done;
+	static const u32 irqmask[] = { IS_PORT_1, IS_PORT_2 };
+
+	for (e = ring->to_clean; e != ring->to_use && work_done < to_do;
+	     e = e->next) {
+		struct skge_rx_desc *rd = e->desc;
+		struct sk_buff *skb = e->skb;
+		u32 control, len, status;
+
+		rmb();
+		control = rd->control;
+		if (control & BMU_OWN)
+			break;
+
+		len = control & BMU_BBC;
+		e->skb = NULL;
+
+		pci_unmap_single(hw->pdev,
+				 pci_unmap_addr(e, mapaddr),
+				 pci_unmap_len(e, maplen),
+				 PCI_DMA_FROMDEVICE);
+
+		status = rd->status;
+		if ((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF)
+		     || len > dev->mtu + VLAN_ETH_HLEN
+		     || bad_phy_status(hw, status)) {
+			skge_rx_error(skge, e - ring->start, control, status);
+			dev_kfree_skb(skb);
+			continue;
+		}
+
+		if (netif_msg_rx_status(skge))
+		    printk(KERN_DEBUG PFX "%s: rx slot %d status 0x%x len %d\n",
+			   dev->name, e - ring->start, rd->status, len);
+
+		skb_put(skb, len);
+		skb->protocol = eth_type_trans(skb, dev);
+
+		if (skge->rx_csum) {
+			skb->csum = le16_to_cpu(rd->csum2);
+			skb->ip_summed = CHECKSUM_HW;
+		}
+
+		dev->last_rx = jiffies;
+		netif_receive_skb(skb);
+
+		++work_done;
+	}
+	ring->to_clean = e;
+
+	*budget -= work_done;
+	dev->quota -= work_done;
+	done = work_done < to_do;
+
+	if (skge_rx_fill(skge))
+		done = 0;
+
+	/* restart receiver */
+	wmb();
+	skge_write8(hw, Q_ADDR(rxqaddr[skge->port], Q_CSR),
+		    CSR_START | CSR_IRQ_CL_F);
+
+	if (done) {
+		local_irq_disable();
+		hw->intr_mask |= irqmask[skge->port];
+		/* Order is important since data can get interrupted */
+		skge_write32(hw, B0_IMSK, hw->intr_mask);
+		__netif_rx_complete(dev);
+		local_irq_enable();
+	}
+
+	return !done;
+}
+
+static inline void skge_tx_intr(struct net_device *dev)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct skge_hw *hw = skge->hw;
+	struct skge_ring *ring = &skge->tx_ring;
+	struct skge_element *e;
+
+	spin_lock(&skge->tx_lock);
+	for(e = ring->to_clean; e != ring->to_use; e = e->next) {
+		struct skge_tx_desc *td = e->desc;
+		u32 control;
+
+		rmb();
+		control = td->control;
+		if (control & BMU_OWN)
+			break;
+
+		if (unlikely(netif_msg_tx_done(skge)))
+			printk(KERN_DEBUG PFX "%s: tx done slot %d status 0x%x\n",
+			       dev->name, e - ring->start, td->status);
+
+		skge_tx_free(hw, e);
+		e->skb = NULL;
+		++skge->tx_avail;
+	}
+	ring->to_clean = e;
+	skge_write8(hw, Q_ADDR(txqaddr[skge->port], Q_CSR), CSR_IRQ_CL_F);
+
+	if (skge->tx_avail > MAX_SKB_FRAGS + 1)
+		netif_wake_queue(dev);
+
+	spin_unlock(&skge->tx_lock);
+}
+
+static void skge_mac_parity(struct skge_hw *hw, int port)
+{
+	printk(KERN_ERR PFX "%s: mac data parity error\n",
+	       hw->dev[port] ? hw->dev[port]->name
+	       : (port == 0 ? "(port A)": "(port B"));
+
+	if (hw->chip_id == CHIP_ID_GENESIS)
+		skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1),
+			     MFF_CLR_PERR);
+	else
+		/* HW-Bug #8: cleared by GMF_CLI_TX_FC instead of GMF_CLI_TX_PE */
+		skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T),
+			    (hw->chip_id == CHIP_ID_YUKON && chip_rev(hw) == 0)
+			    ? GMF_CLI_TX_FC : GMF_CLI_TX_PE);
+}
+
+static void skge_pci_clear(struct skge_hw *hw)
+{
+	u16 status;
+
+	status = skge_read16(hw, SKGEPCI_REG(PCI_STATUS));
+	skge_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON);
+	skge_write16(hw, SKGEPCI_REG(PCI_STATUS),
+		     status | PCI_STATUS_ERROR_BITS);
+	skge_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF);
+}
+
+static void skge_mac_intr(struct skge_hw *hw, int port)
+{
+	if (hw->chip_id == CHIP_ID_GENESIS) 
+		genesis_mac_intr(hw, port);
+	else
+		yukon_mac_intr(hw, port);
+}
+
+/* Handle device specific framing and timeout interrupts */
+static void skge_error_irq(struct skge_hw *hw)
+{
+	u32 hwstatus = skge_read32(hw, B0_HWE_ISRC);
+
+	if (hw->chip_id == CHIP_ID_GENESIS) {
+		/* clear xmac errors */
+		if (hwstatus & (IS_NO_STAT_M1|IS_NO_TIST_M1))
+			skge_write16(hw, SKGEMAC_REG(0, RX_MFF_CTRL1), MFF_CLR_INSTAT);
+		if (hwstatus & (IS_NO_STAT_M2|IS_NO_TIST_M2))
+			skge_write16(hw, SKGEMAC_REG(0, RX_MFF_CTRL2), MFF_CLR_INSTAT);
+	} else {
+		/* Timestamp (unused) overflow */
+		if (hwstatus & IS_IRQ_TIST_OV)
+			skge_write8(hw, GMAC_TI_ST_CTRL, GMT_ST_CLR_IRQ);
+
+		if (hwstatus & IS_IRQ_SENSOR) {
+			/* no sensors on 32-bit Yukon */
+			if (!(skge_read16(hw, B0_CTST) & CS_BUS_SLOT_SZ)) {
+				printk(KERN_ERR PFX "ignoring bogus sensor interrups\n");
+				skge_write32(hw, B0_HWE_IMSK,
+					     IS_ERR_MSK & ~IS_IRQ_SENSOR);
+			} else
+				printk(KERN_WARNING PFX "sensor interrupt\n");
+		}
+
+
+	}
+
+	if (hwstatus & IS_RAM_RD_PAR) {
+		printk(KERN_ERR PFX "Ram read data parity error\n");
+		skge_write16(hw, B3_RI_CTRL, RI_CLR_RD_PERR);
+	}
+
+	if (hwstatus & IS_RAM_WR_PAR) {
+		printk(KERN_ERR PFX "Ram write data parity error\n");
+		skge_write16(hw, B3_RI_CTRL, RI_CLR_WR_PERR);
+	}
+
+	if (hwstatus & IS_M1_PAR_ERR)
+		skge_mac_parity(hw, 0);
+
+	if (hwstatus & IS_M2_PAR_ERR)
+		skge_mac_parity(hw, 1);
+
+	if (hwstatus & IS_R1_PAR_ERR)
+		skge_write32(hw, B0_R1_CSR, CSR_IRQ_CL_P);
+
+	if (hwstatus & IS_R2_PAR_ERR)
+		skge_write32(hw, B0_R2_CSR, CSR_IRQ_CL_P);
+
+	if (hwstatus & (IS_IRQ_MST_ERR|IS_IRQ_STAT)) {
+		printk(KERN_ERR PFX "hardware error detected (status 0x%x)\n",
+		       hwstatus);
+
+		skge_pci_clear(hw);
+
+		hwstatus = skge_read32(hw, B0_HWE_ISRC);
+		if (hwstatus & IS_IRQ_STAT) {
+			printk(KERN_WARNING PFX "IRQ status %x: still set ignoring hardware errors\n",
+			       hwstatus);
+			hw->intr_mask &= ~IS_HW_ERR;
+		}
+	}
+}
+
+/*
+ * Interrrupt from PHY are handled in tasklet (soft irq)
+ * because accessing phy registers requires spin wait which might
+ * cause excess interrupt latency.
+ */
+static void skge_extirq(unsigned long data)
+{
+	struct skge_hw *hw = (struct skge_hw *) data;
+	int port;
+
+	spin_lock(&hw->phy_lock);
+	for (port = 0; port < 2; port++) {
+		struct net_device *dev = hw->dev[port];
+
+		if (dev && netif_running(dev)) {
+			struct skge_port *skge = netdev_priv(dev);
+
+			if (hw->chip_id != CHIP_ID_GENESIS)
+				yukon_phy_intr(skge);
+			else if (hw->phy_type == SK_PHY_BCOM)
+				genesis_bcom_intr(skge);
+		}
+	}
+	spin_unlock(&hw->phy_lock);
+
+	local_irq_disable();
+	hw->intr_mask |= IS_EXT_REG;
+	skge_write32(hw, B0_IMSK, hw->intr_mask);
+	local_irq_enable();
+}
+
+static irqreturn_t skge_intr(int irq, void *dev_id, struct pt_regs *regs)
+{
+	struct skge_hw *hw = dev_id;
+	u32 status = skge_read32(hw, B0_SP_ISRC);
+
+	if (status == 0 || status == ~0) /* hotplug or shared irq */
+		return IRQ_NONE;
+
+	status &= hw->intr_mask;
+
+	if ((status & IS_R1_F) && netif_rx_schedule_prep(hw->dev[0])) {
+		status &= ~IS_R1_F;
+		hw->intr_mask &= ~IS_R1_F;
+		skge_write32(hw, B0_IMSK, hw->intr_mask);
+		__netif_rx_schedule(hw->dev[0]);
+	}
+
+	if ((status & IS_R2_F) && netif_rx_schedule_prep(hw->dev[1])) {
+		status &= ~IS_R2_F;
+		hw->intr_mask &= ~IS_R2_F;
+		skge_write32(hw, B0_IMSK, hw->intr_mask);
+		__netif_rx_schedule(hw->dev[1]);
+	}
+
+	if (status & IS_XA1_F)
+		skge_tx_intr(hw->dev[0]);
+
+	if (status & IS_XA2_F)
+		skge_tx_intr(hw->dev[1]);
+
+	if (status & IS_MAC1)
+		skge_mac_intr(hw, 0);
+	
+	if (status & IS_MAC2)
+		skge_mac_intr(hw, 1);
+
+	if (status & IS_HW_ERR)
+		skge_error_irq(hw);
+
+	if (status & IS_EXT_REG) {
+		hw->intr_mask &= ~IS_EXT_REG;
+		tasklet_schedule(&hw->ext_tasklet);
+	}
+
+	if (status)
+		skge_write32(hw, B0_IMSK, hw->intr_mask);
+
+	return IRQ_HANDLED;
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void skge_netpoll(struct net_device *dev)
+{
+	struct skge_port *skge = netdev_priv(dev);
+
+	disable_irq(dev->irq);
+	skge_intr(dev->irq, skge->hw, NULL);
+	enable_irq(dev->irq);
+}
+#endif
+
+static int skge_set_mac_address(struct net_device *dev, void *p)
+{
+	struct skge_port *skge = netdev_priv(dev);
+	struct sockaddr *addr = p;
+	int err = 0;
+
+	if (!is_valid_ether_addr(addr->sa_data))
+		return -EADDRNOTAVAIL;
+
+	skge_down(dev);
+	memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
+	memcpy_toio(skge->hw->regs + B2_MAC_1 + skge->port*8,
+		    dev->dev_addr, ETH_ALEN);
+	memcpy_toio(skge->hw->regs + B2_MAC_2 + skge->port*8,
+		    dev->dev_addr, ETH_ALEN);
+	if (dev->flags & IFF_UP)
+		err = skge_up(dev);
+	return err;
+}
+
+static const struct {
+	u8 id;
+	const char *name;
+} skge_chips[] = {
+	{ CHIP_ID_GENESIS,	"Genesis" },
+	{ CHIP_ID_YUKON,	 "Yukon" },
+	{ CHIP_ID_YUKON_LITE,	 "Yukon-Lite"},
+	{ CHIP_ID_YUKON_LP,	 "Yukon-LP"},
+	{ CHIP_ID_YUKON_XL,	 "Yukon-2 XL"},
+	{ CHIP_ID_YUKON_EC,	 "YUKON-2 EC"},
+	{ CHIP_ID_YUKON_FE,	 "YUKON-2 FE"},
+};
+
+static const char *skge_board_name(const struct skge_hw *hw)
+{
+	int i;
+	static char buf[16];
+
+	for (i = 0; i < ARRAY_SIZE(skge_chips); i++)
+		if (skge_chips[i].id == hw->chip_id)
+			return skge_chips[i].name;
+
+	snprintf(buf, sizeof buf, "chipid 0x%x", hw->chip_id);
+	return buf;
+}
+
+
+/*
+ * Setup the board data structure, but don't bring up
+ * the port(s)
+ */
+static int skge_reset(struct skge_hw *hw)
+{
+	u16 ctst;
+	u8 t8;
+	int i, ports;
+
+	ctst = skge_read16(hw, B0_CTST);
+
+	/* do a SW reset */
+	skge_write8(hw, B0_CTST, CS_RST_SET);
+	skge_write8(hw, B0_CTST, CS_RST_CLR);
+
+	/* clear PCI errors, if any */
+	skge_pci_clear(hw);
+
+	skge_write8(hw, B0_CTST, CS_MRST_CLR);
+
+	/* restore CLK_RUN bits (for Yukon-Lite) */
+	skge_write16(hw, B0_CTST,
+		     ctst & (CS_CLK_RUN_HOT|CS_CLK_RUN_RST|CS_CLK_RUN_ENA));
+
+	hw->chip_id = skge_read8(hw, B2_CHIP_ID);
+	hw->phy_type = skge_read8(hw, B2_E_1) & 0xf;
+	hw->pmd_type = skge_read8(hw, B2_PMD_TYP);
+
+	switch(hw->chip_id) {
+	case CHIP_ID_GENESIS:
+		switch (hw->phy_type) {
+		case SK_PHY_XMAC:
+			hw->phy_addr = PHY_ADDR_XMAC;
+			break;
+		case SK_PHY_BCOM:
+			hw->phy_addr = PHY_ADDR_BCOM;
+			break;
+		default:
+			printk(KERN_ERR PFX "%s: unsupported phy type 0x%x\n",
+			       pci_name(hw->pdev), hw->phy_type);
+			return -EOPNOTSUPP;
+		}
+		break;
+
+	case CHIP_ID_YUKON:
+	case CHIP_ID_YUKON_LITE:
+	case CHIP_ID_YUKON_LP:
+		if (hw->phy_type < SK_PHY_MARV_COPPER && hw->pmd_type != 'S')
+			hw->phy_type = SK_PHY_MARV_COPPER;
+
+		hw->phy_addr = PHY_ADDR_MARV;
+		if (!iscopper(hw))
+			hw->phy_type = SK_PHY_MARV_FIBER;
+
+		break;
+
+	default:
+		printk(KERN_ERR PFX "%s: unsupported chip type 0x%x\n",
+		       pci_name(hw->pdev), hw->chip_id);
+		return -EOPNOTSUPP;
+	}
+
+	hw->mac_cfg = skge_read8(hw, B2_MAC_CFG);
+	ports = isdualport(hw) ? 2 : 1;
+
+	/* read the adapters RAM size */
+	t8 = skge_read8(hw, B2_E_0);
+	if (hw->chip_id == CHIP_ID_GENESIS) {
+		if (t8 == 3) {
+			/* special case: 4 x 64k x 36, offset = 0x80000 */
+			hw->ram_size = 0x100000;
+			hw->ram_offset = 0x80000;
+		} else
+			hw->ram_size = t8 * 512;
+	}
+	else if (t8 == 0)
+		hw->ram_size = 0x20000;
+	else
+		hw->ram_size = t8 * 4096;
+
+	if (hw->chip_id == CHIP_ID_GENESIS)
+		genesis_init(hw);
+	else {
+		/* switch power to VCC (WA for VAUX problem) */
+		skge_write8(hw, B0_POWER_CTRL,
+			    PC_VAUX_ENA | PC_VCC_ENA | PC_VAUX_OFF | PC_VCC_ON);
+		for (i = 0; i < ports; i++) {
+			skge_write16(hw, SKGEMAC_REG(i, GMAC_LINK_CTRL), GMLC_RST_SET);
+			skge_write16(hw, SKGEMAC_REG(i, GMAC_LINK_CTRL), GMLC_RST_CLR);
+		}
+	}
+
+	/* turn off hardware timer (unused) */
+	skge_write8(hw, B2_TI_CTRL, TIM_STOP);
+	skge_write8(hw, B2_TI_CTRL, TIM_CLR_IRQ);
+	skge_write8(hw, B0_LED, LED_STAT_ON);
+
+	/* enable the Tx Arbiters */
+	for (i = 0; i < ports; i++)
+		skge_write8(hw, SKGEMAC_REG(i, TXA_CTRL), TXA_ENA_ARB);
+
+	/* Initialize ram interface */
+	skge_write16(hw, B3_RI_CTRL, RI_RST_CLR);
+
+	skge_write8(hw, B3_RI_WTO_R1, SK_RI_TO_53);
+	skge_write8(hw, B3_RI_WTO_XA1, SK_RI_TO_53);
+	skge_write8(hw, B3_RI_WTO_XS1, SK_RI_TO_53);
+	skge_write8(hw, B3_RI_RTO_R1, SK_RI_TO_53);
+	skge_write8(hw, B3_RI_RTO_XA1, SK_RI_TO_53);
+	skge_write8(hw, B3_RI_RTO_XS1, SK_RI_TO_53);
+	skge_write8(hw, B3_RI_WTO_R2, SK_RI_TO_53);
+	skge_write8(hw, B3_RI_WTO_XA2, SK_RI_TO_53);
+	skge_write8(hw, B3_RI_WTO_XS2, SK_RI_TO_53);
+	skge_write8(hw, B3_RI_RTO_R2, SK_RI_TO_53);
+	skge_write8(hw, B3_RI_RTO_XA2, SK_RI_TO_53);
+	skge_write8(hw, B3_RI_RTO_XS2, SK_RI_TO_53);
+
+	skge_write32(hw, B0_HWE_IMSK, IS_ERR_MSK);
+
+	/* Set interrupt moderation for Transmit only
+	 * Receive interrupts avoided by NAPI
+	 */
+	skge_write32(hw, B2_IRQM_MSK, IS_XA1_F|IS_XA2_F);
+	skge_write32(hw, B2_IRQM_INI, skge_usecs2clk(hw, 100));
+	skge_write32(hw, B2_IRQM_CTRL, TIM_START);
+
+	hw->intr_mask = IS_HW_ERR | IS_EXT_REG | IS_PORT_1;
+	if (isdualport(hw))
+		hw->intr_mask |= IS_PORT_2;
+	skge_write32(hw, B0_IMSK, hw->intr_mask);
+
+	if (hw->chip_id != CHIP_ID_GENESIS)
+		skge_write8(hw, GMAC_IRQ_MSK, 0);
+
+	spin_lock_bh(&hw->phy_lock);
+	for (i = 0; i < ports; i++) {
+		if (hw->chip_id == CHIP_ID_GENESIS)
+			genesis_reset(hw, i);
+		else
+			yukon_reset(hw, i);
+	}
+	spin_unlock_bh(&hw->phy_lock);
+
+	return 0;
+}
+
+/* Initialize network device */
+static struct net_device *skge_devinit(struct skge_hw *hw, int port)
+{
+	struct skge_port *skge;
+	struct net_device *dev = alloc_etherdev(sizeof(*skge));
+
+	if (!dev) {
+		printk(KERN_ERR "skge etherdev alloc failed");
+		return NULL;
+	}
+
+	SET_MODULE_OWNER(dev);
+	SET_NETDEV_DEV(dev, &hw->pdev->dev);
+	dev->open = skge_up;
+	dev->stop = skge_down;
+	dev->hard_start_xmit = skge_xmit_frame;
+	dev->get_stats = skge_get_stats;
+	if (hw->chip_id == CHIP_ID_GENESIS)
+		dev->set_multicast_list = genesis_set_multicast;
+	else
+		dev->set_multicast_list = yukon_set_multicast;
+
+	dev->set_mac_address = skge_set_mac_address;
+	dev->change_mtu = skge_change_mtu;
+	SET_ETHTOOL_OPS(dev, &skge_ethtool_ops);
+	dev->tx_timeout = skge_tx_timeout;
+	dev->watchdog_timeo = TX_WATCHDOG;
+	dev->poll = skge_poll;
+	dev->weight = NAPI_WEIGHT;
+#ifdef CONFIG_NET_POLL_CONTROLLER
+	dev->poll_controller = skge_netpoll;
+#endif
+	dev->irq = hw->pdev->irq;
+	dev->features = NETIF_F_LLTX;
+
+	skge = netdev_priv(dev);
+	skge->netdev = dev;
+	skge->hw = hw;
+	skge->msg_enable = netif_msg_init(debug, default_msg);
+	skge->tx_ring.count = DEFAULT_TX_RING_SIZE;
+	skge->rx_ring.count = DEFAULT_RX_RING_SIZE;
+
+	/* Auto speed and flow control */
+	skge->autoneg = AUTONEG_ENABLE;
+	skge->flow_control = FLOW_MODE_SYMMETRIC;
+	skge->duplex = -1;
+	skge->speed = -1;
+	skge->advertising = skge_modes(hw);
+
+	hw->dev[port] = dev;
+
+	skge->port = port;
+
+	spin_lock_init(&skge->tx_lock);
+
+	init_timer(&skge->link_check);
+	skge->link_check.function = skge_link_timer;
+	skge->link_check.data = (unsigned long) skge;
+
+	init_timer(&skge->led_blink);
+	skge->led_blink.function = skge_blink_timer;
+	skge->led_blink.data = (unsigned long) skge;
+
+	if (hw->chip_id != CHIP_ID_GENESIS) {
+		dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG;
+		skge->rx_csum = 1;
+	}
+
+	/* read the mac address */
+	memcpy_fromio(dev->dev_addr, hw->regs + B2_MAC_1 + port*8, ETH_ALEN);
+
+	/* device is off until link detection */
+	netif_carrier_off(dev);
+	netif_stop_queue(dev);
+
+	return dev;
+}
+
+static void __devinit skge_show_addr(struct net_device *dev)
+{
+	const struct skge_port *skge = netdev_priv(dev);
+
+	if (netif_msg_probe(skge))
+		printk(KERN_INFO PFX "%s: addr %02x:%02x:%02x:%02x:%02x:%02x\n",
+		       dev->name,
+		       dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2],
+		       dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5]);
+}
+
+static int __devinit skge_probe(struct pci_dev *pdev,
+				const struct pci_device_id *ent)
+{
+	struct net_device *dev, *dev1;
+	struct skge_hw *hw;
+	int err, using_dac = 0;
+
+	if ((err = pci_enable_device(pdev))) {
+		printk(KERN_ERR PFX "%s cannot enable PCI device\n",
+		       pci_name(pdev));
+		goto err_out;
+	}
+
+	if ((err = pci_request_regions(pdev, DRV_NAME))) {
+		printk(KERN_ERR PFX "%s cannot obtain PCI resources\n",
+		       pci_name(pdev));
+		goto err_out_disable_pdev;
+	}
+
+	pci_set_master(pdev);
+
+	if (!(err = pci_set_dma_mask(pdev, DMA_64BIT_MASK)))
+		using_dac = 1;
+	else if (!(err = pci_set_dma_mask(pdev, DMA_32BIT_MASK))) {
+		printk(KERN_ERR PFX "%s no usable DMA configuration\n",
+		       pci_name(pdev));
+		goto err_out_free_regions;
+	}
+
+#ifdef __BIG_ENDIAN
+	/* byte swap decriptors in hardware */
+	{
+		u32 reg;
+
+		pci_read_config_dword(pdev, PCI_DEV_REG2, &reg);
+		reg |= PCI_REV_DESC;
+		pci_write_config_dword(pdev, PCI_DEV_REG2, reg);
+	}
+#endif
+
+	err = -ENOMEM;
+	hw = kmalloc(sizeof(*hw), GFP_KERNEL);
+	if (!hw) {
+		printk(KERN_ERR PFX "%s: cannot allocate hardware struct\n",
+		       pci_name(pdev));
+		goto err_out_free_regions;
+	}
+
+	memset(hw, 0, sizeof(*hw));
+	hw->pdev = pdev;
+	spin_lock_init(&hw->phy_lock);
+	tasklet_init(&hw->ext_tasklet, skge_extirq, (unsigned long) hw);
+
+	hw->regs = ioremap_nocache(pci_resource_start(pdev, 0), 0x4000);
+	if (!hw->regs) {
+		printk(KERN_ERR PFX "%s: cannot map device registers\n",
+		       pci_name(pdev));
+		goto err_out_free_hw;
+	}
+
+	if ((err = request_irq(pdev->irq, skge_intr, SA_SHIRQ, DRV_NAME, hw))) {
+		printk(KERN_ERR PFX "%s: cannot assign irq %d\n",
+		       pci_name(pdev), pdev->irq);
+		goto err_out_iounmap;
+	}
+	pci_set_drvdata(pdev, hw);
+
+	err = skge_reset(hw);
+	if (err)
+		goto err_out_free_irq;
+
+	printk(KERN_INFO PFX "addr 0x%lx irq %d chip %s rev %d\n",
+	       pci_resource_start(pdev, 0), pdev->irq,
+	       skge_board_name(hw), chip_rev(hw));
+
+	if ((dev = skge_devinit(hw, 0)) == NULL)
+		goto err_out_led_off;
+
+	if (using_dac)
+		dev->features |= NETIF_F_HIGHDMA;
+
+	if ((err = register_netdev(dev))) {
+		printk(KERN_ERR PFX "%s: cannot register net device\n",
+		       pci_name(pdev));
+		goto err_out_free_netdev;
+	}
+
+	skge_show_addr(dev);
+
+	if (isdualport(hw) && (dev1 = skge_devinit(hw, 1))) {
+		if (using_dac)
+			dev1->features |= NETIF_F_HIGHDMA;
+
+		if (register_netdev(dev1) == 0)
+			skge_show_addr(dev1);
+		else {
+			/* Failure to register second port need not be fatal */
+			printk(KERN_WARNING PFX "register of second port failed\n");
+			hw->dev[1] = NULL;
+			free_netdev(dev1);
+		}
+	}
+
+	return 0;
+
+err_out_free_netdev:
+	free_netdev(dev);
+err_out_led_off:
+	skge_write16(hw, B0_LED, LED_STAT_OFF);
+err_out_free_irq:
+	free_irq(pdev->irq, hw);
+err_out_iounmap:
+	iounmap(hw->regs);
+err_out_free_hw:
+	kfree(hw);
+err_out_free_regions:
+	pci_release_regions(pdev);
+err_out_disable_pdev:
+	pci_disable_device(pdev);
+	pci_set_drvdata(pdev, NULL);
+err_out:
+	return err;
+}
+
+static void __devexit skge_remove(struct pci_dev *pdev)
+{
+	struct skge_hw *hw  = pci_get_drvdata(pdev);
+	struct net_device *dev0, *dev1;
+
+	if(!hw)
+		return;
+
+	if ((dev1 = hw->dev[1]))
+		unregister_netdev(dev1);
+	dev0 = hw->dev[0];
+	unregister_netdev(dev0);
+
+	tasklet_kill(&hw->ext_tasklet);
+
+	free_irq(pdev->irq, hw);
+	pci_release_regions(pdev);
+	pci_disable_device(pdev);
+	if (dev1)
+		free_netdev(dev1);
+	free_netdev(dev0);
+	skge_write16(hw, B0_LED, LED_STAT_OFF);
+	iounmap(hw->regs);
+	kfree(hw);
+	pci_set_drvdata(pdev, NULL);
+}
+
+#ifdef CONFIG_PM
+static int skge_suspend(struct pci_dev *pdev, u32 state)
+{
+	struct skge_hw *hw  = pci_get_drvdata(pdev);
+	int i, wol = 0;
+
+	for(i = 0; i < 2; i++) {
+		struct net_device *dev = hw->dev[i];
+
+		if (dev) {
+			struct skge_port *skge = netdev_priv(dev);
+			if (netif_running(dev)) {
+				netif_carrier_off(dev);
+				skge_down(dev);
+			}
+			netif_device_detach(dev);
+			wol |= skge->wol;
+		}
+	}
+
+	pci_save_state(pdev);
+	pci_enable_wake(pdev, state, wol);
+	pci_disable_device(pdev);
+	pci_set_power_state(pdev, pci_choose_state(pdev, state));
+
+	return 0;
+}
+
+static int skge_resume(struct pci_dev *pdev)
+{
+	struct skge_hw *hw  = pci_get_drvdata(pdev);
+	int i;
+
+	pci_set_power_state(pdev, PCI_D0);
+	pci_restore_state(pdev);
+	pci_enable_wake(pdev, PCI_D0, 0);
+
+	skge_reset(hw);
+
+	for(i = 0; i < 2; i++) {
+		struct net_device *dev = hw->dev[i];
+		if (dev) {
+			netif_device_attach(dev);
+			if(netif_running(dev))
+				skge_up(dev);
+		}
+	}
+	return 0;
+}
+#endif
+
+static struct pci_driver skge_driver = {
+	.name =         DRV_NAME,
+	.id_table =     skge_id_table,
+	.probe =        skge_probe,
+	.remove =       __devexit_p(skge_remove),
+#ifdef CONFIG_PM
+	.suspend = 	skge_suspend,
+	.resume = 	skge_resume,
+#endif
+};
+
+static int __init skge_init_module(void)
+{
+	return pci_module_init(&skge_driver);
+}
+
+static void __exit skge_cleanup_module(void)
+{
+	pci_unregister_driver(&skge_driver);
+}
+
+module_init(skge_init_module);
+module_exit(skge_cleanup_module);
diff --git a/drivers/net/skge.h b/drivers/net/skge.h
new file mode 100644
index 0000000..36c62b6
--- /dev/null
+++ b/drivers/net/skge.h
@@ -0,0 +1,3005 @@
+/*
+ * Definitions for the new Marvell Yukon / SysKonenct driver.
+ */
+#ifndef _SKGE_H
+#define _SKGE_H
+
+/* PCI config registers */
+#define PCI_DEV_REG1	0x40
+#define PCI_DEV_REG2	0x44
+#ifndef PCI_VPD
+#define PCI_VPD		0x50
+#endif
+
+/*	PCI_OUR_REG_2		32 bit	Our Register 2 */
+enum {
+	PCI_VPD_WR_THR  = 0xff<<24, /* Bit 31..24:	VPD Write Threshold */
+	PCI_DEV_SEL	= 0x7f<<17, /* Bit 23..17:	EEPROM Device Select */
+	PCI_VPD_ROM_SZ  = 7   <<14, /* Bit 16..14:	VPD ROM Size	*/
+ 				    /* Bit 13..12:	reserved	*/
+	PCI_EN_DUMMY_RD = 1<<3, /* Enable Dummy Read */
+	PCI_REV_DESC    = 1<<2, /* Reverse Desc. Bytes */
+	PCI_USEDATA64   = 1<<0, /* Use 64Bit Data bus ext */
+};
+
+/*	PCI_VPD_ADR_REG		16 bit	VPD Address Register */
+enum {
+	PCI_VPD_FLAG	= 1<<15,  /* starts VPD rd/wr cycle */
+	PCI_VPD_ADR_MSK =0x7fffL, /* Bit 14.. 0:	VPD Address Mask */
+	VPD_RES_ID	= 0x82,
+	VPD_RES_READ	= 0x90,
+	VPD_RES_WRITE	= 0x81,
+	VPD_RES_END	= 0x78,
+};
+
+
+#define PCI_STATUS_ERROR_BITS (PCI_STATUS_DETECTED_PARITY | \
+			       PCI_STATUS_SIG_SYSTEM_ERROR | \
+			       PCI_STATUS_REC_MASTER_ABORT | \
+			       PCI_STATUS_REC_TARGET_ABORT | \
+			       PCI_STATUS_PARITY)
+
+
+enum csr_regs {
+	B0_RAP	= 0x0000,
+	B0_CTST	= 0x0004,
+	B0_LED	= 0x0006,
+	B0_POWER_CTRL	= 0x0007,
+	B0_ISRC	= 0x0008,
+	B0_IMSK	= 0x000c,
+	B0_HWE_ISRC	= 0x0010,
+	B0_HWE_IMSK	= 0x0014,
+	B0_SP_ISRC	= 0x0018,
+	B0_XM1_IMSK	= 0x0020,
+	B0_XM1_ISRC	= 0x0028,
+	B0_XM1_PHY_ADDR	= 0x0030,
+	B0_XM1_PHY_DATA	= 0x0034,
+	B0_XM2_IMSK	= 0x0040,
+	B0_XM2_ISRC	= 0x0048,
+	B0_XM2_PHY_ADDR	= 0x0050,
+	B0_XM2_PHY_DATA	= 0x0054,
+	B0_R1_CSR	= 0x0060,
+	B0_R2_CSR	= 0x0064,
+	B0_XS1_CSR	= 0x0068,
+	B0_XA1_CSR	= 0x006c,
+	B0_XS2_CSR	= 0x0070,
+	B0_XA2_CSR	= 0x0074,
+
+	B2_MAC_1	= 0x0100,
+	B2_MAC_2	= 0x0108,
+	B2_MAC_3	= 0x0110,
+	B2_CONN_TYP	= 0x0118,
+	B2_PMD_TYP	= 0x0119,
+	B2_MAC_CFG	= 0x011a,
+	B2_CHIP_ID	= 0x011b,
+	B2_E_0		= 0x011c,
+	B2_E_1		= 0x011d,
+	B2_E_2		= 0x011e,
+	B2_E_3		= 0x011f,
+	B2_FAR		= 0x0120,
+	B2_FDP		= 0x0124,
+	B2_LD_CTRL	= 0x0128,
+	B2_LD_TEST	= 0x0129,
+	B2_TI_INI	= 0x0130,
+	B2_TI_VAL	= 0x0134,
+	B2_TI_CTRL	= 0x0138,
+	B2_TI_TEST	= 0x0139,
+	B2_IRQM_INI	= 0x0140,
+	B2_IRQM_VAL	= 0x0144,
+	B2_IRQM_CTRL	= 0x0148,
+	B2_IRQM_TEST	= 0x0149,
+	B2_IRQM_MSK	= 0x014c,
+	B2_IRQM_HWE_MSK	= 0x0150,
+	B2_TST_CTRL1	= 0x0158,
+	B2_TST_CTRL2	= 0x0159,
+	B2_GP_IO	= 0x015c,
+	B2_I2C_CTRL	= 0x0160,
+	B2_I2C_DATA	= 0x0164,
+	B2_I2C_IRQ	= 0x0168,
+	B2_I2C_SW	= 0x016c,
+	B2_BSC_INI	= 0x0170,
+	B2_BSC_VAL	= 0x0174,
+	B2_BSC_CTRL	= 0x0178,
+	B2_BSC_STAT	= 0x0179,
+	B2_BSC_TST	= 0x017a,
+
+	B3_RAM_ADDR	= 0x0180,
+	B3_RAM_DATA_LO	= 0x0184,
+	B3_RAM_DATA_HI	= 0x0188,
+	B3_RI_WTO_R1	= 0x0190,
+	B3_RI_WTO_XA1	= 0x0191,
+	B3_RI_WTO_XS1	= 0x0192,
+	B3_RI_RTO_R1	= 0x0193,
+	B3_RI_RTO_XA1	= 0x0194,
+	B3_RI_RTO_XS1	= 0x0195,
+	B3_RI_WTO_R2	= 0x0196,
+	B3_RI_WTO_XA2	= 0x0197,
+	B3_RI_WTO_XS2	= 0x0198,
+	B3_RI_RTO_R2	= 0x0199,
+	B3_RI_RTO_XA2	= 0x019a,
+	B3_RI_RTO_XS2	= 0x019b,
+	B3_RI_TO_VAL	= 0x019c,
+	B3_RI_CTRL	= 0x01a0,
+	B3_RI_TEST	= 0x01a2,
+	B3_MA_TOINI_RX1	= 0x01b0,
+	B3_MA_TOINI_RX2	= 0x01b1,
+	B3_MA_TOINI_TX1	= 0x01b2,
+	B3_MA_TOINI_TX2	= 0x01b3,
+	B3_MA_TOVAL_RX1	= 0x01b4,
+	B3_MA_TOVAL_RX2	= 0x01b5,
+	B3_MA_TOVAL_TX1	= 0x01b6,
+	B3_MA_TOVAL_TX2	= 0x01b7,
+	B3_MA_TO_CTRL	= 0x01b8,
+	B3_MA_TO_TEST	= 0x01ba,
+	B3_MA_RCINI_RX1	= 0x01c0,
+	B3_MA_RCINI_RX2	= 0x01c1,
+	B3_MA_RCINI_TX1	= 0x01c2,
+	B3_MA_RCINI_TX2	= 0x01c3,
+	B3_MA_RCVAL_RX1	= 0x01c4,
+	B3_MA_RCVAL_RX2	= 0x01c5,
+	B3_MA_RCVAL_TX1	= 0x01c6,
+	B3_MA_RCVAL_TX2	= 0x01c7,
+	B3_MA_RC_CTRL	= 0x01c8,
+	B3_MA_RC_TEST	= 0x01ca,
+	B3_PA_TOINI_RX1	= 0x01d0,
+	B3_PA_TOINI_RX2	= 0x01d4,
+	B3_PA_TOINI_TX1	= 0x01d8,
+	B3_PA_TOINI_TX2	= 0x01dc,
+	B3_PA_TOVAL_RX1	= 0x01e0,
+	B3_PA_TOVAL_RX2	= 0x01e4,
+	B3_PA_TOVAL_TX1	= 0x01e8,
+	B3_PA_TOVAL_TX2	= 0x01ec,
+	B3_PA_CTRL	= 0x01f0,
+	B3_PA_TEST	= 0x01f2,
+};
+
+/*	B0_CTST			16 bit	Control/Status register */
+enum {
+	CS_CLK_RUN_HOT	= 1<<13,/* CLK_RUN hot m. (YUKON-Lite only) */
+	CS_CLK_RUN_RST	= 1<<12,/* CLK_RUN reset  (YUKON-Lite only) */
+	CS_CLK_RUN_ENA	= 1<<11,/* CLK_RUN enable (YUKON-Lite only) */
+	CS_VAUX_AVAIL	= 1<<10,/* VAUX available (YUKON only) */
+	CS_BUS_CLOCK	= 1<<9,	/* Bus Clock 0/1 = 33/66 MHz */
+	CS_BUS_SLOT_SZ	= 1<<8,	/* Slot Size 0/1 = 32/64 bit slot */
+	CS_ST_SW_IRQ	= 1<<7,	/* Set IRQ SW Request */
+	CS_CL_SW_IRQ	= 1<<6,	/* Clear IRQ SW Request */
+	CS_STOP_DONE	= 1<<5,	/* Stop Master is finished */
+	CS_STOP_MAST	= 1<<4,	/* Command Bit to stop the master */
+	CS_MRST_CLR	= 1<<3,	/* Clear Master reset	*/
+	CS_MRST_SET	= 1<<2,	/* Set Master reset	*/
+	CS_RST_CLR	= 1<<1,	/* Clear Software reset	*/
+	CS_RST_SET	= 1,	/* Set   Software reset	*/
+
+/*	B0_LED			 8 Bit	LED register */
+/* Bit  7.. 2:	reserved */
+	LED_STAT_ON	= 1<<1,	/* Status LED on	*/
+	LED_STAT_OFF	= 1,		/* Status LED off	*/
+
+/*	B0_POWER_CTRL	 8 Bit	Power Control reg (YUKON only) */
+	PC_VAUX_ENA	= 1<<7,	/* Switch VAUX Enable  */
+	PC_VAUX_DIS	= 1<<6,	/* Switch VAUX Disable */
+	PC_VCC_ENA	= 1<<5,	/* Switch VCC Enable  */
+	PC_VCC_DIS	= 1<<4,	/* Switch VCC Disable */
+	PC_VAUX_ON	= 1<<3,	/* Switch VAUX On  */
+	PC_VAUX_OFF	= 1<<2,	/* Switch VAUX Off */
+	PC_VCC_ON	= 1<<1,	/* Switch VCC On  */
+	PC_VCC_OFF	= 1<<0,	/* Switch VCC Off */
+};
+
+/*	B2_IRQM_MSK 	32 bit	IRQ Moderation Mask */
+enum {
+	IS_ALL_MSK	= 0xbffffffful,	/* All Interrupt bits */
+	IS_HW_ERR	= 1<<31,	/* Interrupt HW Error */
+					/* Bit 30:	reserved */
+	IS_PA_TO_RX1	= 1<<29,	/* Packet Arb Timeout Rx1 */
+	IS_PA_TO_RX2	= 1<<28,	/* Packet Arb Timeout Rx2 */
+	IS_PA_TO_TX1	= 1<<27,	/* Packet Arb Timeout Tx1 */
+	IS_PA_TO_TX2	= 1<<26,	/* Packet Arb Timeout Tx2 */
+	IS_I2C_READY	= 1<<25,	/* IRQ on end of I2C Tx */
+	IS_IRQ_SW	= 1<<24,	/* SW forced IRQ	*/
+	IS_EXT_REG	= 1<<23,	/* IRQ from LM80 or PHY (GENESIS only) */
+					/* IRQ from PHY (YUKON only) */
+	IS_TIMINT	= 1<<22,	/* IRQ from Timer	*/
+	IS_MAC1		= 1<<21,	/* IRQ from MAC 1	*/
+	IS_LNK_SYNC_M1	= 1<<20,	/* Link Sync Cnt wrap MAC 1 */
+	IS_MAC2		= 1<<19,	/* IRQ from MAC 2	*/
+	IS_LNK_SYNC_M2	= 1<<18,	/* Link Sync Cnt wrap MAC 2 */
+/* Receive Queue 1 */
+	IS_R1_B		= 1<<17,	/* Q_R1 End of Buffer */
+	IS_R1_F		= 1<<16,	/* Q_R1 End of Frame */
+	IS_R1_C		= 1<<15,	/* Q_R1 Encoding Error */
+/* Receive Queue 2 */
+	IS_R2_B		= 1<<14,	/* Q_R2 End of Buffer */
+	IS_R2_F		= 1<<13,	/* Q_R2 End of Frame */
+	IS_R2_C		= 1<<12,	/* Q_R2 Encoding Error */
+/* Synchronous Transmit Queue 1 */
+	IS_XS1_B	= 1<<11,	/* Q_XS1 End of Buffer */
+	IS_XS1_F	= 1<<10,	/* Q_XS1 End of Frame */
+	IS_XS1_C	= 1<<9,		/* Q_XS1 Encoding Error */
+/* Asynchronous Transmit Queue 1 */
+	IS_XA1_B	= 1<<8,		/* Q_XA1 End of Buffer */
+	IS_XA1_F	= 1<<7,		/* Q_XA1 End of Frame */
+	IS_XA1_C	= 1<<6,		/* Q_XA1 Encoding Error */
+/* Synchronous Transmit Queue 2 */
+	IS_XS2_B	= 1<<5,		/* Q_XS2 End of Buffer */
+	IS_XS2_F	= 1<<4,		/* Q_XS2 End of Frame */
+	IS_XS2_C	= 1<<3,		/* Q_XS2 Encoding Error */
+/* Asynchronous Transmit Queue 2 */
+	IS_XA2_B	= 1<<2,		/* Q_XA2 End of Buffer */
+	IS_XA2_F	= 1<<1,		/* Q_XA2 End of Frame */
+	IS_XA2_C	= 1<<0,		/* Q_XA2 Encoding Error */
+
+	IS_PORT_1	= IS_XA1_F| IS_R1_F| IS_MAC1,
+	IS_PORT_2	= IS_XA2_F| IS_R2_F| IS_MAC2,
+};
+
+
+/*	B2_IRQM_HWE_MSK	32 bit	IRQ Moderation HW Error Mask */
+enum {
+	IS_ERR_MSK	= 0x00003fff,/* 		All Error bits */
+
+	IS_IRQ_TIST_OV	= 1<<13, /* Time Stamp Timer Overflow (YUKON only) */
+	IS_IRQ_SENSOR	= 1<<12, /* IRQ from Sensor (YUKON only) */
+	IS_IRQ_MST_ERR	= 1<<11, /* IRQ master error detected */
+	IS_IRQ_STAT	= 1<<10, /* IRQ status exception */
+	IS_NO_STAT_M1	= 1<<9,	/* No Rx Status from MAC 1 */
+	IS_NO_STAT_M2	= 1<<8,	/* No Rx Status from MAC 2 */
+	IS_NO_TIST_M1	= 1<<7,	/* No Time Stamp from MAC 1 */
+	IS_NO_TIST_M2	= 1<<6,	/* No Time Stamp from MAC 2 */
+	IS_RAM_RD_PAR	= 1<<5,	/* RAM Read  Parity Error */
+	IS_RAM_WR_PAR	= 1<<4,	/* RAM Write Parity Error */
+	IS_M1_PAR_ERR	= 1<<3,	/* MAC 1 Parity Error */
+	IS_M2_PAR_ERR	= 1<<2,	/* MAC 2 Parity Error */
+	IS_R1_PAR_ERR	= 1<<1,	/* Queue R1 Parity Error */
+	IS_R2_PAR_ERR	= 1<<0,	/* Queue R2 Parity Error */
+};
+
+/*	B2_TST_CTRL1	 8 bit	Test Control Register 1 */
+enum {
+	TST_FRC_DPERR_MR = 1<<7, /* force DATAPERR on MST RD */
+	TST_FRC_DPERR_MW = 1<<6, /* force DATAPERR on MST WR */
+	TST_FRC_DPERR_TR = 1<<5, /* force DATAPERR on TRG RD */
+	TST_FRC_DPERR_TW = 1<<4, /* force DATAPERR on TRG WR */
+	TST_FRC_APERR_M	 = 1<<3, /* force ADDRPERR on MST */
+	TST_FRC_APERR_T	 = 1<<2, /* force ADDRPERR on TRG */
+	TST_CFG_WRITE_ON = 1<<1, /* Enable  Config Reg WR */
+	TST_CFG_WRITE_OFF= 1<<0, /* Disable Config Reg WR */
+};
+
+/*	B2_MAC_CFG		 8 bit	MAC Configuration / Chip Revision */
+enum {
+	CFG_CHIP_R_MSK	  = 0xf<<4,	/* Bit 7.. 4: Chip Revision */
+					/* Bit 3.. 2:	reserved */
+	CFG_DIS_M2_CLK	  = 1<<1,	/* Disable Clock for 2nd MAC */
+	CFG_SNG_MAC	  = 1<<0,	/* MAC Config: 0=2 MACs / 1=1 MAC*/
+};
+
+/*	B2_CHIP_ID		 8 bit 	Chip Identification Number */
+enum {
+	CHIP_ID_GENESIS	   = 0x0a, /* Chip ID for GENESIS */
+	CHIP_ID_YUKON	   = 0xb0, /* Chip ID for YUKON */
+	CHIP_ID_YUKON_LITE = 0xb1, /* Chip ID for YUKON-Lite (Rev. A1-A3) */
+	CHIP_ID_YUKON_LP   = 0xb2, /* Chip ID for YUKON-LP */
+	CHIP_ID_YUKON_XL   = 0xb3, /* Chip ID for YUKON-2 XL */
+	CHIP_ID_YUKON_EC   = 0xb6, /* Chip ID for YUKON-2 EC */
+ 	CHIP_ID_YUKON_FE   = 0xb7, /* Chip ID for YUKON-2 FE */
+
+	CHIP_REV_YU_LITE_A1  = 3,	/* Chip Rev. for YUKON-Lite A1,A2 */
+	CHIP_REV_YU_LITE_A3  = 7,	/* Chip Rev. for YUKON-Lite A3 */
+};
+
+/*	B2_LD_TEST		 8 bit	EPROM loader test register */
+enum {
+	LD_T_ON		= 1<<3,	/* Loader Test mode on */
+	LD_T_OFF	= 1<<2,	/* Loader Test mode off */
+	LD_T_STEP	= 1<<1,	/* Decrement FPROM addr. Counter */
+	LD_START	= 1<<0,	/* Start loading FPROM */
+};
+
+/*	B2_TI_CTRL		 8 bit	Timer control */
+/*	B2_IRQM_CTRL	 8 bit	IRQ Moderation Timer Control */
+enum {
+	TIM_START	= 1<<2,	/* Start Timer */
+	TIM_STOP	= 1<<1,	/* Stop  Timer */
+	TIM_CLR_IRQ	= 1<<0,	/* Clear Timer IRQ (!IRQM) */
+};
+
+/*	B2_TI_TEST		 8 Bit	Timer Test */
+/*	B2_IRQM_TEST	 8 bit	IRQ Moderation Timer Test */
+/*	B28_DPT_TST		 8 bit	Descriptor Poll Timer Test Reg */
+enum {
+	TIM_T_ON	= 1<<2,	/* Test mode on */
+	TIM_T_OFF	= 1<<1,	/* Test mode off */
+	TIM_T_STEP	= 1<<0,	/* Test step */
+};
+
+/*	B28_DPT_INI	32 bit	Descriptor Poll Timer Init Val */
+/*	B28_DPT_VAL	32 bit	Descriptor Poll Timer Curr Val */
+/*	B28_DPT_CTRL	 8 bit	Descriptor Poll Timer Ctrl Reg */
+enum {
+	DPT_MSK	= 0x00ffffffL,	/* Bit 23.. 0:	Desc Poll Timer Bits */
+
+	DPT_START	= 1<<1,	/* Start Descriptor Poll Timer */
+	DPT_STOP	= 1<<0,	/* Stop  Descriptor Poll Timer */
+};
+
+/*	B2_GP_IO		32 bit	General Purpose I/O Register */
+enum {
+	GP_DIR_9 = 1<<25, /* IO_9 direct, 0=In/1=Out */
+	GP_DIR_8 = 1<<24, /* IO_8 direct, 0=In/1=Out */
+	GP_DIR_7 = 1<<23, /* IO_7 direct, 0=In/1=Out */
+	GP_DIR_6 = 1<<22, /* IO_6 direct, 0=In/1=Out */
+	GP_DIR_5 = 1<<21, /* IO_5 direct, 0=In/1=Out */
+	GP_DIR_4 = 1<<20, /* IO_4 direct, 0=In/1=Out */
+	GP_DIR_3 = 1<<19, /* IO_3 direct, 0=In/1=Out */
+	GP_DIR_2 = 1<<18, /* IO_2 direct, 0=In/1=Out */
+	GP_DIR_1 = 1<<17, /* IO_1 direct, 0=In/1=Out */
+	GP_DIR_0 = 1<<16, /* IO_0 direct, 0=In/1=Out */
+
+	GP_IO_9	= 1<<9,	/* IO_9 pin */
+	GP_IO_8	= 1<<8,	/* IO_8 pin */
+	GP_IO_7	= 1<<7,	/* IO_7 pin */
+	GP_IO_6	= 1<<6,	/* IO_6 pin */
+	GP_IO_5	= 1<<5,	/* IO_5 pin */
+	GP_IO_4	= 1<<4,	/* IO_4 pin */
+	GP_IO_3	= 1<<3,	/* IO_3 pin */
+	GP_IO_2	= 1<<2,	/* IO_2 pin */
+	GP_IO_1	= 1<<1,	/* IO_1 pin */
+	GP_IO_0	= 1<<0,	/* IO_0 pin */
+};
+
+/* Rx/Tx Path related Arbiter Test Registers */
+/*	B3_MA_TO_TEST	16 bit	MAC Arbiter Timeout Test Reg */
+/*	B3_MA_RC_TEST	16 bit	MAC Arbiter Recovery Test Reg */
+/*	B3_PA_TEST		16 bit	Packet Arbiter Test Register */
+/*			Bit 15, 11, 7, and 3 are reserved in B3_PA_TEST */
+enum {
+	TX2_T_EV	= 1<<15,/* TX2 Timeout/Recv Event occured */
+	TX2_T_ON	= 1<<14,/* TX2 Timeout/Recv Timer Test On */
+	TX2_T_OFF	= 1<<13,/* TX2 Timeout/Recv Timer Tst Off */
+	TX2_T_STEP	= 1<<12,/* TX2 Timeout/Recv Timer Step */
+	TX1_T_EV	= 1<<11,/* TX1 Timeout/Recv Event occured */
+	TX1_T_ON	= 1<<10,/* TX1 Timeout/Recv Timer Test On */
+	TX1_T_OFF	= 1<<9,	/* TX1 Timeout/Recv Timer Tst Off */
+	TX1_T_STEP	= 1<<8,	/* TX1 Timeout/Recv Timer Step */
+	RX2_T_EV	= 1<<7,	/* RX2 Timeout/Recv Event occured */
+	RX2_T_ON	= 1<<6,	/* RX2 Timeout/Recv Timer Test On */
+	RX2_T_OFF	= 1<<5,	/* RX2 Timeout/Recv Timer Tst Off */
+	RX2_T_STEP	= 1<<4,	/* RX2 Timeout/Recv Timer Step */
+	RX1_T_EV	= 1<<3,	/* RX1 Timeout/Recv Event occured */
+	RX1_T_ON	= 1<<2,	/* RX1 Timeout/Recv Timer Test On */
+	RX1_T_OFF	= 1<<1,	/* RX1 Timeout/Recv Timer Tst Off */
+	RX1_T_STEP	= 1<<0,	/* RX1 Timeout/Recv Timer Step */
+};
+
+/* Descriptor Bit Definition */
+/*	TxCtrl		Transmit Buffer Control Field */
+/*	RxCtrl		Receive  Buffer Control Field */
+enum {
+	BMU_OWN		= 1<<31, /* OWN bit: 0=host/1=BMU */
+	BMU_STF		= 1<<30, /* Start of Frame */
+	BMU_EOF		= 1<<29, /* End of Frame */
+	BMU_IRQ_EOB	= 1<<28, /* Req "End of Buffer" IRQ */
+	BMU_IRQ_EOF	= 1<<27, /* Req "End of Frame" IRQ */
+				/* TxCtrl specific bits */
+	BMU_STFWD	= 1<<26, /* (Tx)	Store & Forward Frame */
+	BMU_NO_FCS	= 1<<25, /* (Tx) Disable MAC FCS (CRC) generation */
+	BMU_SW	= 1<<24, /* (Tx)	1 bit res. for SW use */
+				/* RxCtrl specific bits */
+	BMU_DEV_0	= 1<<26, /* (Rx)	Transfer data to Dev0 */
+	BMU_STAT_VAL	= 1<<25, /* (Rx)	Rx Status Valid */
+	BMU_TIST_VAL	= 1<<24, /* (Rx)	Rx TimeStamp Valid */
+			/* Bit 23..16:	BMU Check Opcodes */
+	BMU_CHECK	= 0x55<<16, /* Default BMU check */
+	BMU_TCP_CHECK	= 0x56<<16, /* Descr with TCP ext */
+	BMU_UDP_CHECK	= 0x57<<16, /* Descr with UDP ext (YUKON only) */
+	BMU_BBC		= 0xffffL, /* Bit 15.. 0:	Buffer Byte Counter */
+};
+
+/*	B2_BSC_CTRL		 8 bit	Blink Source Counter Control */
+enum {
+	 BSC_START	= 1<<1,	/* Start Blink Source Counter */
+	 BSC_STOP	= 1<<0,	/* Stop  Blink Source Counter */
+};
+
+/*	B2_BSC_STAT		 8 bit	Blink Source Counter Status */
+enum {
+	BSC_SRC		= 1<<0,	/* Blink Source, 0=Off / 1=On */
+};
+
+/*	B2_BSC_TST		16 bit	Blink Source Counter Test Reg */
+enum {
+	BSC_T_ON	= 1<<2,	/* Test mode on */
+	BSC_T_OFF	= 1<<1,	/* Test mode off */
+	BSC_T_STEP	= 1<<0,	/* Test step */
+};
+
+/*	B3_RAM_ADDR		32 bit	RAM Address, to read or write */
+					/* Bit 31..19:	reserved */
+#define RAM_ADR_RAN	0x0007ffffL	/* Bit 18.. 0:	RAM Address Range */
+/* RAM Interface Registers */
+
+/*	B3_RI_CTRL		16 bit	RAM Iface Control Register */
+enum {
+	RI_CLR_RD_PERR	= 1<<9,	/* Clear IRQ RAM Read Parity Err */
+	RI_CLR_WR_PERR	= 1<<8,	/* Clear IRQ RAM Write Parity Err*/
+
+	RI_RST_CLR	= 1<<1,	/* Clear RAM Interface Reset */
+	RI_RST_SET	= 1<<0,	/* Set   RAM Interface Reset */
+};
+
+/*	B3_RI_TEST		 8 bit	RAM Iface Test Register */
+enum {
+	RI_T_EV	= 1<<3,	/* Timeout Event occured */
+	RI_T_ON	= 1<<2,	/* Timeout Timer Test On */
+	RI_T_OFF	= 1<<1,	/* Timeout Timer Test Off */
+	RI_T_STEP	= 1<<0,	/* Timeout Timer Step */
+};
+
+/* MAC Arbiter Registers */
+/*	B3_MA_TO_CTRL	16 bit	MAC Arbiter Timeout Ctrl Reg */
+enum {
+	MA_FOE_ON	= 1<<3,	/* XMAC Fast Output Enable ON */
+	MA_FOE_OFF	= 1<<2,	/* XMAC Fast Output Enable OFF */
+	MA_RST_CLR	= 1<<1,	/* Clear MAC Arbiter Reset */
+	MA_RST_SET	= 1<<0,	/* Set   MAC Arbiter Reset */
+
+};
+
+/* Timeout values */
+#define SK_MAC_TO_53	72		/* MAC arbiter timeout */
+#define SK_PKT_TO_53	0x2000		/* Packet arbiter timeout */
+#define SK_PKT_TO_MAX	0xffff		/* Maximum value */
+#define SK_RI_TO_53	36		/* RAM interface timeout */
+
+
+/*	B3_MA_RC_CTRL	16 bit	MAC Arbiter Recovery Ctrl Reg */
+enum {
+	MA_ENA_REC_TX2	= 1<<7,	/* Enable  Recovery Timer TX2 */
+	MA_DIS_REC_TX2	= 1<<6,	/* Disable Recovery Timer TX2 */
+	MA_ENA_REC_TX1	= 1<<5,	/* Enable  Recovery Timer TX1 */
+	MA_DIS_REC_TX1	= 1<<4,	/* Disable Recovery Timer TX1 */
+	MA_ENA_REC_RX2	= 1<<3,	/* Enable  Recovery Timer RX2 */
+	MA_DIS_REC_RX2	= 1<<2,	/* Disable Recovery Timer RX2 */
+	MA_ENA_REC_RX1	= 1<<1,	/* Enable  Recovery Timer RX1 */
+	MA_DIS_REC_RX1	= 1<<0,	/* Disable Recovery Timer RX1 */
+};
+
+/* Packet Arbiter Registers */
+/*	B3_PA_CTRL		16 bit	Packet Arbiter Ctrl Register */
+enum {
+	PA_CLR_TO_TX2	= 1<<13,	/* Clear IRQ Packet Timeout TX2 */
+	PA_CLR_TO_TX1	= 1<<12,	/* Clear IRQ Packet Timeout TX1 */
+	PA_CLR_TO_RX2	= 1<<11,	/* Clear IRQ Packet Timeout RX2 */
+	PA_CLR_TO_RX1	= 1<<10,	/* Clear IRQ Packet Timeout RX1 */
+	PA_ENA_TO_TX2	= 1<<9,	/* Enable  Timeout Timer TX2 */
+	PA_DIS_TO_TX2	= 1<<8,	/* Disable Timeout Timer TX2 */
+	PA_ENA_TO_TX1	= 1<<7,	/* Enable  Timeout Timer TX1 */
+	PA_DIS_TO_TX1	= 1<<6,	/* Disable Timeout Timer TX1 */
+	PA_ENA_TO_RX2	= 1<<5,	/* Enable  Timeout Timer RX2 */
+	PA_DIS_TO_RX2	= 1<<4,	/* Disable Timeout Timer RX2 */
+	PA_ENA_TO_RX1	= 1<<3,	/* Enable  Timeout Timer RX1 */
+	PA_DIS_TO_RX1	= 1<<2,	/* Disable Timeout Timer RX1 */
+	PA_RST_CLR	= 1<<1,	/* Clear MAC Arbiter Reset */
+	PA_RST_SET	= 1<<0,	/* Set   MAC Arbiter Reset */
+};
+
+#define PA_ENA_TO_ALL	(PA_ENA_TO_RX1 | PA_ENA_TO_RX2 |\
+						PA_ENA_TO_TX1 | PA_ENA_TO_TX2)
+
+
+/* Transmit Arbiter Registers MAC 1 and 2, use MR_ADDR() to access */
+/*	TXA_ITI_INI		32 bit	Tx Arb Interval Timer Init Val */
+/*	TXA_ITI_VAL		32 bit	Tx Arb Interval Timer Value */
+/*	TXA_LIM_INI		32 bit	Tx Arb Limit Counter Init Val */
+/*	TXA_LIM_VAL		32 bit	Tx Arb Limit Counter Value */
+
+#define TXA_MAX_VAL	0x00ffffffUL	/* Bit 23.. 0:	Max TXA Timer/Cnt Val */
+
+/*	TXA_CTRL		 8 bit	Tx Arbiter Control Register */
+enum {
+	TXA_ENA_FSYNC	= 1<<7,	/* Enable  force of sync Tx queue */
+	TXA_DIS_FSYNC	= 1<<6,	/* Disable force of sync Tx queue */
+	TXA_ENA_ALLOC	= 1<<5,	/* Enable  alloc of free bandwidth */
+	TXA_DIS_ALLOC	= 1<<4,	/* Disable alloc of free bandwidth */
+	TXA_START_RC	= 1<<3,	/* Start sync Rate Control */
+	TXA_STOP_RC	= 1<<2,	/* Stop  sync Rate Control */
+	TXA_ENA_ARB	= 1<<1,	/* Enable  Tx Arbiter */
+	TXA_DIS_ARB	= 1<<0,	/* Disable Tx Arbiter */
+};
+
+/*
+ *	Bank 4 - 5
+ */
+/* Transmit Arbiter Registers MAC 1 and 2, use MR_ADDR() to access */
+enum {
+	TXA_ITI_INI	= 0x0200,/* 32 bit	Tx Arb Interval Timer Init Val*/
+	TXA_ITI_VAL	= 0x0204,/* 32 bit	Tx Arb Interval Timer Value */
+	TXA_LIM_INI	= 0x0208,/* 32 bit	Tx Arb Limit Counter Init Val */
+	TXA_LIM_VAL	= 0x020c,/* 32 bit	Tx Arb Limit Counter Value */
+	TXA_CTRL	= 0x0210,/*  8 bit	Tx Arbiter Control Register */
+	TXA_TEST	= 0x0211,/*  8 bit	Tx Arbiter Test Register */
+	TXA_STAT	= 0x0212,/*  8 bit	Tx Arbiter Status Register */
+};
+
+
+enum {
+	B6_EXT_REG	= 0x0300,/* External registers (GENESIS only) */
+	B7_CFG_SPC	= 0x0380,/* copy of the Configuration register */
+	B8_RQ1_REGS	= 0x0400,/* Receive Queue 1 */
+	B8_RQ2_REGS	= 0x0480,/* Receive Queue 2 */
+	B8_TS1_REGS	= 0x0600,/* Transmit sync queue 1 */
+	B8_TA1_REGS	= 0x0680,/* Transmit async queue 1 */
+	B8_TS2_REGS	= 0x0700,/* Transmit sync queue 2 */
+	B8_TA2_REGS	= 0x0780,/* Transmit sync queue 2 */
+	B16_RAM_REGS	= 0x0800,/* RAM Buffer Registers */
+};
+
+/* Queue Register Offsets, use Q_ADDR() to access */
+enum {
+	B8_Q_REGS = 0x0400, /* base of Queue registers */	
+	Q_D	= 0x00,	/* 8*32	bit	Current Descriptor */
+	Q_DA_L	= 0x20,	/* 32 bit	Current Descriptor Address Low dWord */
+	Q_DA_H	= 0x24,	/* 32 bit	Current Descriptor Address High dWord */
+	Q_AC_L	= 0x28,	/* 32 bit	Current Address Counter Low dWord */
+	Q_AC_H	= 0x2c,	/* 32 bit	Current Address Counter High dWord */
+	Q_BC	= 0x30,	/* 32 bit	Current Byte Counter */
+	Q_CSR	= 0x34,	/* 32 bit	BMU Control/Status Register */
+	Q_F	= 0x38,	/* 32 bit	Flag Register */
+	Q_T1	= 0x3c,	/* 32 bit	Test Register 1 */
+	Q_T1_TR	= 0x3c,	/*  8 bit	Test Register 1 Transfer SM */
+	Q_T1_WR	= 0x3d,	/*  8 bit	Test Register 1 Write Descriptor SM */
+	Q_T1_RD	= 0x3e,	/*  8 bit	Test Register 1 Read Descriptor SM */
+	Q_T1_SV	= 0x3f,	/*  8 bit	Test Register 1 Supervisor SM */
+	Q_T2	= 0x40,	/* 32 bit	Test Register 2	*/
+	Q_T3	= 0x44,	/* 32 bit	Test Register 3	*/
+
+/* Yukon-2 */
+	Q_DONE	= 0x24,	/* 16 bit	Done Index 		(Yukon-2 only) */
+	Q_WM	= 0x40,	/* 16 bit	FIFO Watermark */
+	Q_AL	= 0x42,	/*  8 bit	FIFO Alignment */
+	Q_RSP	= 0x44,	/* 16 bit	FIFO Read Shadow Pointer */
+	Q_RSL	= 0x46,	/*  8 bit	FIFO Read Shadow Level */
+	Q_RP	= 0x48,	/*  8 bit	FIFO Read Pointer */
+	Q_RL	= 0x4a,	/*  8 bit	FIFO Read Level */
+	Q_WP	= 0x4c,	/*  8 bit	FIFO Write Pointer */
+	Q_WSP	= 0x4d,	/*  8 bit	FIFO Write Shadow Pointer */
+	Q_WL	= 0x4e,	/*  8 bit	FIFO Write Level */
+	Q_WSL	= 0x4f,	/*  8 bit	FIFO Write Shadow Level */
+};
+#define Q_ADDR(reg, offs) (B8_Q_REGS + (reg) + (offs))
+
+/* RAM Buffer Register Offsets */
+enum {
+
+	RB_START	= 0x00,/* 32 bit	RAM Buffer Start Address */
+	RB_END	= 0x04,/* 32 bit	RAM Buffer End Address */
+	RB_WP	= 0x08,/* 32 bit	RAM Buffer Write Pointer */
+	RB_RP	= 0x0c,/* 32 bit	RAM Buffer Read Pointer */
+	RB_RX_UTPP	= 0x10,/* 32 bit	Rx Upper Threshold, Pause Packet */
+	RB_RX_LTPP	= 0x14,/* 32 bit	Rx Lower Threshold, Pause Packet */
+	RB_RX_UTHP	= 0x18,/* 32 bit	Rx Upper Threshold, High Prio */
+	RB_RX_LTHP	= 0x1c,/* 32 bit	Rx Lower Threshold, High Prio */
+	/* 0x10 - 0x1f:	reserved at Tx RAM Buffer Registers */
+	RB_PC	= 0x20,/* 32 bit	RAM Buffer Packet Counter */
+	RB_LEV	= 0x24,/* 32 bit	RAM Buffer Level Register */
+	RB_CTRL	= 0x28,/* 32 bit	RAM Buffer Control Register */
+	RB_TST1	= 0x29,/*  8 bit	RAM Buffer Test Register 1 */
+	RB_TST2	= 0x2a,/*  8 bit	RAM Buffer Test Register 2 */
+};
+
+/* Receive and Transmit Queues */
+enum {
+	Q_R1	= 0x0000,	/* Receive Queue 1 */
+	Q_R2	= 0x0080,	/* Receive Queue 2 */
+	Q_XS1	= 0x0200,	/* Synchronous Transmit Queue 1 */
+	Q_XA1	= 0x0280,	/* Asynchronous Transmit Queue 1 */
+	Q_XS2	= 0x0300,	/* Synchronous Transmit Queue 2 */
+	Q_XA2	= 0x0380,	/* Asynchronous Transmit Queue 2 */
+};
+
+/* Different MAC Types */
+enum {
+	SK_MAC_XMAC =	0,	/* Xaqti XMAC II */
+	SK_MAC_GMAC =	1,	/* Marvell GMAC */
+};
+
+/* Different PHY Types */
+enum {
+	SK_PHY_XMAC	= 0,/* integrated in XMAC II */
+	SK_PHY_BCOM	= 1,/* Broadcom BCM5400 */
+	SK_PHY_LONE	= 2,/* Level One LXT1000  [not supported]*/
+	SK_PHY_NAT	= 3,/* National DP83891  [not supported] */
+	SK_PHY_MARV_COPPER= 4,/* Marvell 88E1011S */
+	SK_PHY_MARV_FIBER = 5,/* Marvell 88E1011S working on fiber */
+};
+
+/* PHY addresses (bits 12..8 of PHY address reg) */
+enum {
+	PHY_ADDR_XMAC	= 0<<8,
+	PHY_ADDR_BCOM	= 1<<8,
+	PHY_ADDR_LONE	= 3<<8,
+	PHY_ADDR_NAT	= 0<<8,
+/* GPHY address (bits 15..11 of SMI control reg) */
+	PHY_ADDR_MARV	= 0,
+};
+
+#define RB_ADDR(offs, queue) (B16_RAM_REGS + (queue) + (offs))
+
+/* Receive MAC FIFO, Receive LED, and Link_Sync regs (GENESIS only) */
+enum {
+	RX_MFF_EA	= 0x0c00,/* 32 bit	Receive MAC FIFO End Address */
+	RX_MFF_WP	= 0x0c04,/* 32 bit	Receive MAC FIFO Write Pointer */
+
+	RX_MFF_RP	= 0x0c0c,/* 32 bit	Receive MAC FIFO Read Pointer */
+	RX_MFF_PC	= 0x0c10,/* 32 bit	Receive MAC FIFO Packet Cnt */
+	RX_MFF_LEV	= 0x0c14,/* 32 bit	Receive MAC FIFO Level */
+	RX_MFF_CTRL1	= 0x0c18,/* 16 bit	Receive MAC FIFO Control Reg 1*/
+	RX_MFF_STAT_TO	= 0x0c1a,/*  8 bit	Receive MAC Status Timeout */
+	RX_MFF_TIST_TO	= 0x0c1b,/*  8 bit	Receive MAC Time Stamp Timeout */
+	RX_MFF_CTRL2	= 0x0c1c,/*  8 bit	Receive MAC FIFO Control Reg 2*/
+	RX_MFF_TST1	= 0x0c1d,/*  8 bit	Receive MAC FIFO Test Reg 1 */
+	RX_MFF_TST2	= 0x0c1e,/*  8 bit	Receive MAC FIFO Test Reg 2 */
+
+	RX_LED_INI	= 0x0c20,/* 32 bit	Receive LED Cnt Init Value */
+	RX_LED_VAL	= 0x0c24,/* 32 bit	Receive LED Cnt Current Value */
+	RX_LED_CTRL	= 0x0c28,/*  8 bit	Receive LED Cnt Control Reg */
+	RX_LED_TST	= 0x0c29,/*  8 bit	Receive LED Cnt Test Register */
+
+	LNK_SYNC_INI	= 0x0c30,/* 32 bit	Link Sync Cnt Init Value */
+	LNK_SYNC_VAL	= 0x0c34,/* 32 bit	Link Sync Cnt Current Value */
+	LNK_SYNC_CTRL	= 0x0c38,/*  8 bit	Link Sync Cnt Control Register */
+	LNK_SYNC_TST	= 0x0c39,/*  8 bit	Link Sync Cnt Test Register */
+	LNK_LED_REG	= 0x0c3c,/*  8 bit	Link LED Register */
+};
+
+/* Receive and Transmit MAC FIFO Registers (GENESIS only) */
+/*	RX_MFF_CTRL1	16 bit	Receive MAC FIFO Control Reg 1 */
+enum {
+	MFF_ENA_RDY_PAT	= 1<<13,	/* Enable  Ready Patch */
+	MFF_DIS_RDY_PAT	= 1<<12,	/* Disable Ready Patch */
+	MFF_ENA_TIM_PAT	= 1<<11,	/* Enable  Timing Patch */
+	MFF_DIS_TIM_PAT	= 1<<10,	/* Disable Timing Patch */
+	MFF_ENA_ALM_FUL	= 1<<9,	/* Enable  AlmostFull Sign */
+	MFF_DIS_ALM_FUL	= 1<<8,	/* Disable AlmostFull Sign */
+	MFF_ENA_PAUSE	= 1<<7,	/* Enable  Pause Signaling */
+	MFF_DIS_PAUSE	= 1<<6,	/* Disable Pause Signaling */
+	MFF_ENA_FLUSH	= 1<<5,	/* Enable  Frame Flushing */
+	MFF_DIS_FLUSH	= 1<<4,	/* Disable Frame Flushing */
+	MFF_ENA_TIST	= 1<<3,	/* Enable  Time Stamp Gener */
+	MFF_DIS_TIST	= 1<<2,	/* Disable Time Stamp Gener */
+	MFF_CLR_INTIST	= 1<<1,	/* Clear IRQ No Time Stamp */
+	MFF_CLR_INSTAT	= 1<<0,	/* Clear IRQ No Status */
+#define MFF_RX_CTRL_DEF MFF_ENA_TIM_PAT
+};
+
+/*	TX_MFF_CTRL1	16 bit	Transmit MAC FIFO Control Reg 1 */
+enum {
+	MFF_CLR_PERR	= 1<<15,	/* Clear Parity Error IRQ */
+								/* Bit 14:	reserved */
+	MFF_ENA_PKT_REC	= 1<<13,	/* Enable  Packet Recovery */
+	MFF_DIS_PKT_REC	= 1<<12,	/* Disable Packet Recovery */
+
+	MFF_ENA_W4E	= 1<<7,	/* Enable  Wait for Empty */
+	MFF_DIS_W4E	= 1<<6,	/* Disable Wait for Empty */
+
+	MFF_ENA_LOOPB	= 1<<3,	/* Enable  Loopback */
+	MFF_DIS_LOOPB	= 1<<2,	/* Disable Loopback */
+	MFF_CLR_MAC_RST	= 1<<1,	/* Clear XMAC Reset */
+	MFF_SET_MAC_RST	= 1<<0,	/* Set   XMAC Reset */
+};
+
+#define MFF_TX_CTRL_DEF	(MFF_ENA_PKT_REC | MFF_ENA_TIM_PAT | MFF_ENA_FLUSH)
+
+/*	RX_MFF_TST2	 	 8 bit	Receive MAC FIFO Test Register 2 */
+/*	TX_MFF_TST2	 	 8 bit	Transmit MAC FIFO Test Register 2 */
+enum {
+	MFF_WSP_T_ON	= 1<<6,	/* Tx: Write Shadow Ptr TestOn */
+	MFF_WSP_T_OFF	= 1<<5,	/* Tx: Write Shadow Ptr TstOff */
+	MFF_WSP_INC	= 1<<4,	/* Tx: Write Shadow Ptr Increment */
+	MFF_PC_DEC	= 1<<3,	/* Packet Counter Decrement */
+	MFF_PC_T_ON	= 1<<2,	/* Packet Counter Test On */
+	MFF_PC_T_OFF	= 1<<1,	/* Packet Counter Test Off */
+	MFF_PC_INC	= 1<<0,	/* Packet Counter Increment */
+};
+
+/*	RX_MFF_TST1	 	 8 bit	Receive MAC FIFO Test Register 1 */
+/*	TX_MFF_TST1	 	 8 bit	Transmit MAC FIFO Test Register 1 */
+enum {
+	MFF_WP_T_ON	= 1<<6,	/* Write Pointer Test On */
+	MFF_WP_T_OFF	= 1<<5,	/* Write Pointer Test Off */
+	MFF_WP_INC	= 1<<4,	/* Write Pointer Increm */
+
+	MFF_RP_T_ON	= 1<<2,	/* Read Pointer Test On */
+	MFF_RP_T_OFF	= 1<<1,	/* Read Pointer Test Off */
+	MFF_RP_DEC	= 1<<0,	/* Read Pointer Decrement */
+};
+
+/*	RX_MFF_CTRL2	 8 bit	Receive MAC FIFO Control Reg 2 */
+/*	TX_MFF_CTRL2	 8 bit	Transmit MAC FIFO Control Reg 2 */
+enum {
+	MFF_ENA_OP_MD	= 1<<3,	/* Enable  Operation Mode */
+	MFF_DIS_OP_MD	= 1<<2,	/* Disable Operation Mode */
+	MFF_RST_CLR	= 1<<1,	/* Clear MAC FIFO Reset */
+	MFF_RST_SET	= 1<<0,	/* Set   MAC FIFO Reset */
+};
+
+
+/*	Link LED Counter Registers (GENESIS only) */
+
+/*	RX_LED_CTRL		 8 bit	Receive LED Cnt Control Reg */
+/*	TX_LED_CTRL		 8 bit	Transmit LED Cnt Control Reg */
+/*	LNK_SYNC_CTRL	 8 bit	Link Sync Cnt Control Register */
+enum {
+	LED_START	= 1<<2,	/* Start Timer */
+	LED_STOP	= 1<<1,	/* Stop Timer */
+	LED_STATE	= 1<<0,	/* Rx/Tx: LED State, 1=LED on */
+};
+
+/*	RX_LED_TST		 8 bit	Receive LED Cnt Test Register */
+/*	TX_LED_TST		 8 bit	Transmit LED Cnt Test Register */
+/*	LNK_SYNC_TST	 8 bit	Link Sync Cnt Test Register */
+enum {
+	LED_T_ON	= 1<<2,	/* LED Counter Test mode On */
+	LED_T_OFF	= 1<<1,	/* LED Counter Test mode Off */
+	LED_T_STEP	= 1<<0,	/* LED Counter Step */
+};
+
+/*	LNK_LED_REG	 	 8 bit	Link LED Register */
+enum {
+	LED_BLK_ON	= 1<<5,	/* Link LED Blinking On */
+	LED_BLK_OFF	= 1<<4,	/* Link LED Blinking Off */
+	LED_SYNC_ON	= 1<<3,	/* Use Sync Wire to switch LED */
+	LED_SYNC_OFF	= 1<<2,	/* Disable Sync Wire Input */
+	LED_ON	= 1<<1,	/* switch LED on */
+	LED_OFF	= 1<<0,	/* switch LED off */
+};
+
+/* Receive GMAC FIFO (YUKON and Yukon-2) */
+enum {
+	RX_GMF_EA	= 0x0c40,/* 32 bit	Rx GMAC FIFO End Address */
+	RX_GMF_AF_THR	= 0x0c44,/* 32 bit	Rx GMAC FIFO Almost Full Thresh. */
+	RX_GMF_CTRL_T	= 0x0c48,/* 32 bit	Rx GMAC FIFO Control/Test */
+	RX_GMF_FL_MSK	= 0x0c4c,/* 32 bit	Rx GMAC FIFO Flush Mask */
+	RX_GMF_FL_THR	= 0x0c50,/* 32 bit	Rx GMAC FIFO Flush Threshold */
+	RX_GMF_TR_THR	= 0x0c54,/* 32 bit	Rx Truncation Threshold (Yukon-2) */
+
+	RX_GMF_VLAN	= 0x0c5c,/* 32 bit	Rx VLAN Type Register (Yukon-2) */
+	RX_GMF_WP	= 0x0c60,/* 32 bit	Rx GMAC FIFO Write Pointer */
+
+	RX_GMF_WLEV	= 0x0c68,/* 32 bit	Rx GMAC FIFO Write Level */
+
+	RX_GMF_RP	= 0x0c70,/* 32 bit	Rx GMAC FIFO Read Pointer */
+
+	RX_GMF_RLEV	= 0x0c78,/* 32 bit	Rx GMAC FIFO Read Level */
+};
+
+
+/*	TXA_TEST		 8 bit	Tx Arbiter Test Register */
+enum {
+	TXA_INT_T_ON	= 1<<5,	/* Tx Arb Interval Timer Test On */
+	TXA_INT_T_OFF	= 1<<4,	/* Tx Arb Interval Timer Test Off */
+	TXA_INT_T_STEP	= 1<<3,	/* Tx Arb Interval Timer Step */
+	TXA_LIM_T_ON	= 1<<2,	/* Tx Arb Limit Timer Test On */
+	TXA_LIM_T_OFF	= 1<<1,	/* Tx Arb Limit Timer Test Off */
+	TXA_LIM_T_STEP	= 1<<0,	/* Tx Arb Limit Timer Step */
+};
+
+/*	TXA_STAT		 8 bit	Tx Arbiter Status Register */
+enum {
+	TXA_PRIO_XS	= 1<<0,	/* sync queue has prio to send */
+};
+
+
+/*	Q_BC			32 bit	Current Byte Counter */
+
+/* BMU Control Status Registers */
+/*	B0_R1_CSR		32 bit	BMU Ctrl/Stat Rx Queue 1 */
+/*	B0_R2_CSR		32 bit	BMU Ctrl/Stat Rx Queue 2 */
+/*	B0_XA1_CSR		32 bit	BMU Ctrl/Stat Sync Tx Queue 1 */
+/*	B0_XS1_CSR		32 bit	BMU Ctrl/Stat Async Tx Queue 1 */
+/*	B0_XA2_CSR		32 bit	BMU Ctrl/Stat Sync Tx Queue 2 */
+/*	B0_XS2_CSR		32 bit	BMU Ctrl/Stat Async Tx Queue 2 */
+/*	Q_CSR			32 bit	BMU Control/Status Register */
+
+enum {
+	CSR_SV_IDLE	= 1<<24,	/* BMU SM Idle */
+
+	CSR_DESC_CLR	= 1<<21,	/* Clear Reset for Descr */
+	CSR_DESC_SET	= 1<<20,	/* Set   Reset for Descr */
+	CSR_FIFO_CLR	= 1<<19,	/* Clear Reset for FIFO */
+	CSR_FIFO_SET	= 1<<18,	/* Set   Reset for FIFO */
+	CSR_HPI_RUN	= 1<<17,	/* Release HPI SM */
+	CSR_HPI_RST	= 1<<16,	/* Reset   HPI SM to Idle */
+	CSR_SV_RUN	= 1<<15,	/* Release Supervisor SM */
+	CSR_SV_RST	= 1<<14,	/* Reset   Supervisor SM */
+	CSR_DREAD_RUN	= 1<<13,	/* Release Descr Read SM */
+	CSR_DREAD_RST	= 1<<12,	/* Reset   Descr Read SM */
+	CSR_DWRITE_RUN	= 1<<11,	/* Release Descr Write SM */
+	CSR_DWRITE_RST	= 1<<10,	/* Reset   Descr Write SM */
+	CSR_TRANS_RUN	= 1<<9,		/* Release Transfer SM */
+	CSR_TRANS_RST	= 1<<8,		/* Reset   Transfer SM */
+	CSR_ENA_POL	= 1<<7,		/* Enable  Descr Polling */
+	CSR_DIS_POL	= 1<<6,		/* Disable Descr Polling */
+	CSR_STOP	= 1<<5,		/* Stop  Rx/Tx Queue */
+	CSR_START	= 1<<4,		/* Start Rx/Tx Queue */
+	CSR_IRQ_CL_P	= 1<<3,		/* (Rx)	Clear Parity IRQ */
+	CSR_IRQ_CL_B	= 1<<2,		/* Clear EOB IRQ */
+	CSR_IRQ_CL_F	= 1<<1,		/* Clear EOF IRQ */
+	CSR_IRQ_CL_C	= 1<<0,		/* Clear ERR IRQ */
+};
+
+#define CSR_SET_RESET	(CSR_DESC_SET | CSR_FIFO_SET | CSR_HPI_RST |\
+			CSR_SV_RST | CSR_DREAD_RST | CSR_DWRITE_RST |\
+			CSR_TRANS_RST)
+#define CSR_CLR_RESET	(CSR_DESC_CLR | CSR_FIFO_CLR | CSR_HPI_RUN |\
+			CSR_SV_RUN | CSR_DREAD_RUN | CSR_DWRITE_RUN |\
+			CSR_TRANS_RUN)
+
+/*	Q_F				32 bit	Flag Register */
+enum {
+	F_ALM_FULL	= 1<<27,	/* Rx FIFO: almost full */
+	F_EMPTY		= 1<<27,	/* Tx FIFO: empty flag */
+	F_FIFO_EOF	= 1<<26,	/* Tag (EOF Flag) bit in FIFO */
+	F_WM_REACHED	= 1<<25,	/* Watermark reached */
+
+	F_FIFO_LEVEL	= 0x1fL<<16,	/* Bit 23..16:	# of Qwords in FIFO */
+	F_WATER_MARK	= 0x0007ffL,	/* Bit 10.. 0:	Watermark */
+};
+
+/* RAM Buffer Register Offsets, use RB_ADDR(Queue, Offs) to access */
+/*	RB_START		32 bit	RAM Buffer Start Address */
+/*	RB_END			32 bit	RAM Buffer End Address */
+/*	RB_WP			32 bit	RAM Buffer Write Pointer */
+/*	RB_RP			32 bit	RAM Buffer Read Pointer */
+/*	RB_RX_UTPP		32 bit	Rx Upper Threshold, Pause Pack */
+/*	RB_RX_LTPP		32 bit	Rx Lower Threshold, Pause Pack */
+/*	RB_RX_UTHP		32 bit	Rx Upper Threshold, High Prio */
+/*	RB_RX_LTHP		32 bit	Rx Lower Threshold, High Prio */
+/*	RB_PC			32 bit	RAM Buffer Packet Counter */
+/*	RB_LEV			32 bit	RAM Buffer Level Register */
+
+#define RB_MSK	0x0007ffff	/* Bit 18.. 0:	RAM Buffer Pointer Bits */
+/*	RB_TST2			 8 bit	RAM Buffer Test Register 2 */
+/*	RB_TST1			 8 bit	RAM Buffer Test Register 1 */
+
+/*	RB_CTRL			 8 bit	RAM Buffer Control Register */
+enum {
+	RB_ENA_STFWD	= 1<<5,	/* Enable  Store & Forward */
+	RB_DIS_STFWD	= 1<<4,	/* Disable Store & Forward */
+	RB_ENA_OP_MD	= 1<<3,	/* Enable  Operation Mode */
+	RB_DIS_OP_MD	= 1<<2,	/* Disable Operation Mode */
+	RB_RST_CLR	= 1<<1,	/* Clear RAM Buf STM Reset */
+	RB_RST_SET	= 1<<0,	/* Set   RAM Buf STM Reset */
+};
+
+/* Transmit MAC FIFO and Transmit LED Registers (GENESIS only), */
+enum {
+	TX_MFF_EA	= 0x0d00,/* 32 bit	Transmit MAC FIFO End Address */
+	TX_MFF_WP	= 0x0d04,/* 32 bit	Transmit MAC FIFO WR Pointer */
+	TX_MFF_WSP	= 0x0d08,/* 32 bit	Transmit MAC FIFO WR Shadow Ptr */
+	TX_MFF_RP	= 0x0d0c,/* 32 bit	Transmit MAC FIFO RD Pointer */
+	TX_MFF_PC	= 0x0d10,/* 32 bit	Transmit MAC FIFO Packet Cnt */
+	TX_MFF_LEV	= 0x0d14,/* 32 bit	Transmit MAC FIFO Level */
+	TX_MFF_CTRL1	= 0x0d18,/* 16 bit	Transmit MAC FIFO Ctrl Reg 1 */
+	TX_MFF_WAF	= 0x0d1a,/*  8 bit	Transmit MAC Wait after flush */
+
+	TX_MFF_CTRL2	= 0x0d1c,/*  8 bit	Transmit MAC FIFO Ctrl Reg 2 */
+	TX_MFF_TST1	= 0x0d1d,/*  8 bit	Transmit MAC FIFO Test Reg 1 */
+	TX_MFF_TST2	= 0x0d1e,/*  8 bit	Transmit MAC FIFO Test Reg 2 */
+
+	TX_LED_INI	= 0x0d20,/* 32 bit	Transmit LED Cnt Init Value */
+	TX_LED_VAL	= 0x0d24,/* 32 bit	Transmit LED Cnt Current Val */
+	TX_LED_CTRL	= 0x0d28,/*  8 bit	Transmit LED Cnt Control Reg */
+	TX_LED_TST	= 0x0d29,/*  8 bit	Transmit LED Cnt Test Reg */
+};
+
+/* Counter and Timer constants, for a host clock of 62.5 MHz */
+#define SK_XMIT_DUR		0x002faf08UL	/*  50 ms */
+#define SK_BLK_DUR		0x01dcd650UL	/* 500 ms */
+
+#define SK_DPOLL_DEF	0x00ee6b28UL	/* 250 ms at 62.5 MHz */
+
+#define SK_DPOLL_MAX	0x00ffffffUL	/* 268 ms at 62.5 MHz */
+					/* 215 ms at 78.12 MHz */
+
+#define SK_FACT_62		100	/* is given in percent */
+#define SK_FACT_53		 85     /* on GENESIS:	53.12 MHz */
+#define SK_FACT_78		125	/* on YUKON:	78.12 MHz */
+
+
+/* Transmit GMAC FIFO (YUKON only) */
+enum {
+	TX_GMF_EA	= 0x0d40,/* 32 bit	Tx GMAC FIFO End Address */
+	TX_GMF_AE_THR	= 0x0d44,/* 32 bit	Tx GMAC FIFO Almost Empty Thresh.*/
+	TX_GMF_CTRL_T	= 0x0d48,/* 32 bit	Tx GMAC FIFO Control/Test */
+
+	TX_GMF_WP	= 0x0d60,/* 32 bit 	Tx GMAC FIFO Write Pointer */
+	TX_GMF_WSP	= 0x0d64,/* 32 bit 	Tx GMAC FIFO Write Shadow Ptr. */
+	TX_GMF_WLEV	= 0x0d68,/* 32 bit 	Tx GMAC FIFO Write Level */
+
+	TX_GMF_RP	= 0x0d70,/* 32 bit 	Tx GMAC FIFO Read Pointer */
+	TX_GMF_RSTP	= 0x0d74,/* 32 bit 	Tx GMAC FIFO Restart Pointer */
+	TX_GMF_RLEV	= 0x0d78,/* 32 bit 	Tx GMAC FIFO Read Level */
+
+	/* Descriptor Poll Timer Registers */
+	B28_DPT_INI	= 0x0e00,/* 24 bit	Descriptor Poll Timer Init Val */
+	B28_DPT_VAL	= 0x0e04,/* 24 bit	Descriptor Poll Timer Curr Val */
+	B28_DPT_CTRL	= 0x0e08,/*  8 bit	Descriptor Poll Timer Ctrl Reg */
+
+	B28_DPT_TST	= 0x0e0a,/*  8 bit	Descriptor Poll Timer Test Reg */
+
+	/* Time Stamp Timer Registers (YUKON only) */
+	GMAC_TI_ST_VAL	= 0x0e14,/* 32 bit	Time Stamp Timer Curr Val */
+	GMAC_TI_ST_CTRL	= 0x0e18,/*  8 bit	Time Stamp Timer Ctrl Reg */
+	GMAC_TI_ST_TST	= 0x0e1a,/*  8 bit	Time Stamp Timer Test Reg */
+};
+
+/* Status BMU Registers (Yukon-2 only)*/
+enum {
+	STAT_CTRL	= 0x0e80,/* 32 bit	Status BMU Control Reg */
+	STAT_LAST_IDX	= 0x0e84,/* 16 bit	Status BMU Last Index */
+	/* 0x0e85 - 0x0e86:	reserved */
+	STAT_LIST_ADDR_LO	= 0x0e88,/* 32 bit	Status List Start Addr (low) */
+	STAT_LIST_ADDR_HI	= 0x0e8c,/* 32 bit	Status List Start Addr (high) */
+	STAT_TXA1_RIDX	= 0x0e90,/* 16 bit	Status TxA1 Report Index Reg */
+	STAT_TXS1_RIDX	= 0x0e92,/* 16 bit	Status TxS1 Report Index Reg */
+	STAT_TXA2_RIDX	= 0x0e94,/* 16 bit	Status TxA2 Report Index Reg */
+	STAT_TXS2_RIDX	= 0x0e96,/* 16 bit	Status TxS2 Report Index Reg */
+	STAT_TX_IDX_TH	= 0x0e98,/* 16 bit	Status Tx Index Threshold Reg */
+	STAT_PUT_IDX	= 0x0e9c,/* 16 bit	Status Put Index Reg */
+
+/* FIFO Control/Status Registers (Yukon-2 only)*/
+	STAT_FIFO_WP	= 0x0ea0,/*  8 bit	Status FIFO Write Pointer Reg */
+	STAT_FIFO_RP	= 0x0ea4,/*  8 bit	Status FIFO Read Pointer Reg */
+	STAT_FIFO_RSP	= 0x0ea6,/*  8 bit	Status FIFO Read Shadow Ptr */
+	STAT_FIFO_LEVEL	= 0x0ea8,/*  8 bit	Status FIFO Level Reg */
+	STAT_FIFO_SHLVL	= 0x0eaa,/*  8 bit	Status FIFO Shadow Level Reg */
+	STAT_FIFO_WM	= 0x0eac,/*  8 bit	Status FIFO Watermark Reg */
+	STAT_FIFO_ISR_WM	= 0x0ead,/*  8 bit	Status FIFO ISR Watermark Reg */
+
+/* Level and ISR Timer Registers (Yukon-2 only)*/
+	STAT_LEV_TIMER_INI	= 0x0eb0,/* 32 bit	Level Timer Init. Value Reg */
+	STAT_LEV_TIMER_CNT	= 0x0eb4,/* 32 bit	Level Timer Counter Reg */
+	STAT_LEV_TIMER_CTRL	= 0x0eb8,/*  8 bit	Level Timer Control Reg */
+	STAT_LEV_TIMER_TEST	= 0x0eb9,/*  8 bit	Level Timer Test Reg */
+	STAT_TX_TIMER_INI	= 0x0ec0,/* 32 bit	Tx Timer Init. Value Reg */
+	STAT_TX_TIMER_CNT	= 0x0ec4,/* 32 bit	Tx Timer Counter Reg */
+	STAT_TX_TIMER_CTRL	= 0x0ec8,/*  8 bit	Tx Timer Control Reg */
+	STAT_TX_TIMER_TEST	= 0x0ec9,/*  8 bit	Tx Timer Test Reg */
+	STAT_ISR_TIMER_INI	= 0x0ed0,/* 32 bit	ISR Timer Init. Value Reg */
+	STAT_ISR_TIMER_CNT	= 0x0ed4,/* 32 bit	ISR Timer Counter Reg */
+	STAT_ISR_TIMER_CTRL	= 0x0ed8,/*  8 bit	ISR Timer Control Reg */
+	STAT_ISR_TIMER_TEST	= 0x0ed9,/*  8 bit	ISR Timer Test Reg */
+
+	ST_LAST_IDX_MASK	= 0x007f,/* Last Index Mask */
+	ST_TXRP_IDX_MASK	= 0x0fff,/* Tx Report Index Mask */
+	ST_TXTH_IDX_MASK	= 0x0fff,/* Tx Threshold Index Mask */
+	ST_WM_IDX_MASK	= 0x3f,/* FIFO Watermark Index Mask */
+};
+
+enum {
+	LINKLED_OFF 	     = 0x01,
+	LINKLED_ON  	     = 0x02,
+	LINKLED_LINKSYNC_OFF = 0x04,
+	LINKLED_LINKSYNC_ON  = 0x08,
+	LINKLED_BLINK_OFF    = 0x10,
+	LINKLED_BLINK_ON     = 0x20,
+};
+	
+/* GMAC and GPHY Control Registers (YUKON only) */
+enum {
+	GMAC_CTRL	= 0x0f00,/* 32 bit	GMAC Control Reg */
+	GPHY_CTRL	= 0x0f04,/* 32 bit	GPHY Control Reg */
+	GMAC_IRQ_SRC	= 0x0f08,/*  8 bit	GMAC Interrupt Source Reg */
+	GMAC_IRQ_MSK	= 0x0f0c,/*  8 bit	GMAC Interrupt Mask Reg */
+	GMAC_LINK_CTRL	= 0x0f10,/* 16 bit	Link Control Reg */
+
+/* Wake-up Frame Pattern Match Control Registers (YUKON only) */
+
+	WOL_REG_OFFS	= 0x20,/* HW-Bug: Address is + 0x20 against spec. */
+
+	WOL_CTRL_STAT	= 0x0f20,/* 16 bit	WOL Control/Status Reg */
+	WOL_MATCH_CTL	= 0x0f22,/*  8 bit	WOL Match Control Reg */
+	WOL_MATCH_RES	= 0x0f23,/*  8 bit	WOL Match Result Reg */
+	WOL_MAC_ADDR	= 0x0f24,/* 32 bit	WOL MAC Address */
+	WOL_PATT_PME	= 0x0f2a,/*  8 bit	WOL PME Match Enable (Yukon-2) */
+	WOL_PATT_ASFM	= 0x0f2b,/*  8 bit	WOL ASF Match Enable (Yukon-2) */
+	WOL_PATT_RPTR	= 0x0f2c,/*  8 bit	WOL Pattern Read Pointer */
+
+/* WOL Pattern Length Registers (YUKON only) */
+
+	WOL_PATT_LEN_LO	= 0x0f30,/* 32 bit	WOL Pattern Length 3..0 */
+	WOL_PATT_LEN_HI	= 0x0f34,/* 24 bit	WOL Pattern Length 6..4 */
+
+/* WOL Pattern Counter Registers (YUKON only) */
+
+	WOL_PATT_CNT_0	= 0x0f38,/* 32 bit	WOL Pattern Counter 3..0 */
+	WOL_PATT_CNT_4	= 0x0f3c,/* 24 bit	WOL Pattern Counter 6..4 */
+};
+
+enum {
+	WOL_PATT_RAM_1	= 0x1000,/*  WOL Pattern RAM Link 1 */
+	WOL_PATT_RAM_2	= 0x1400,/*  WOL Pattern RAM Link 2 */
+};
+
+enum {
+	BASE_XMAC_1	= 0x2000,/* XMAC 1 registers */
+	BASE_GMAC_1	= 0x2800,/* GMAC 1 registers */
+	BASE_XMAC_2	= 0x3000,/* XMAC 2 registers */
+	BASE_GMAC_2	= 0x3800,/* GMAC 2 registers */
+};
+
+/*
+ * Receive Frame Status Encoding
+ */
+enum {
+	XMR_FS_LEN	= 0x3fff<<18,	/* Bit 31..18:	Rx Frame Length */
+	XMR_FS_2L_VLAN	= 1<<17, /* Bit 17:	tagged wh 2Lev VLAN ID*/
+	XMR_FS_1_VLAN	= 1<<16, /* Bit 16:	tagged wh 1ev VLAN ID*/
+	XMR_FS_BC	= 1<<15, /* Bit 15:	Broadcast Frame */
+	XMR_FS_MC	= 1<<14, /* Bit 14:	Multicast Frame */
+	XMR_FS_UC	= 1<<13, /* Bit 13:	Unicast Frame */
+
+	XMR_FS_BURST	= 1<<11, /* Bit 11:	Burst Mode */
+	XMR_FS_CEX_ERR	= 1<<10, /* Bit 10:	Carrier Ext. Error */
+	XMR_FS_802_3	= 1<<9, /* Bit  9:	802.3 Frame */
+	XMR_FS_COL_ERR	= 1<<8, /* Bit  8:	Collision Error */
+	XMR_FS_CAR_ERR	= 1<<7, /* Bit  7:	Carrier Event Error */
+	XMR_FS_LEN_ERR	= 1<<6, /* Bit  6:	In-Range Length Error */
+	XMR_FS_FRA_ERR	= 1<<5, /* Bit  5:	Framing Error */
+	XMR_FS_RUNT	= 1<<4, /* Bit  4:	Runt Frame */
+	XMR_FS_LNG_ERR	= 1<<3, /* Bit  3:	Giant (Jumbo) Frame */
+	XMR_FS_FCS_ERR	= 1<<2, /* Bit  2:	Frame Check Sequ Err */
+	XMR_FS_ERR	= 1<<1, /* Bit  1:	Frame Error */
+	XMR_FS_MCTRL	= 1<<0, /* Bit  0:	MAC Control Packet */
+
+/*
+ * XMR_FS_ERR will be set if
+ *	XMR_FS_FCS_ERR, XMR_FS_LNG_ERR, XMR_FS_RUNT,
+ *	XMR_FS_FRA_ERR, XMR_FS_LEN_ERR, or XMR_FS_CEX_ERR
+ * is set. XMR_FS_LNG_ERR and XMR_FS_LEN_ERR will issue
+ * XMR_FS_ERR unless the corresponding bit in the Receive Command
+ * Register is set.
+ */
+};
+
+/*
+,* XMAC-PHY Registers, indirect addressed over the XMAC
+ */
+enum {
+	PHY_XMAC_CTRL		= 0x00,/* 16 bit r/w	PHY Control Register */
+	PHY_XMAC_STAT		= 0x01,/* 16 bit r/w	PHY Status Register */
+	PHY_XMAC_ID0		= 0x02,/* 16 bit r/o	PHY ID0 Register */
+	PHY_XMAC_ID1		= 0x03,/* 16 bit r/o	PHY ID1 Register */
+	PHY_XMAC_AUNE_ADV	= 0x04,/* 16 bit r/w	Auto-Neg. Advertisement */
+	PHY_XMAC_AUNE_LP	= 0x05,/* 16 bit r/o	Link Partner Abi Reg */
+	PHY_XMAC_AUNE_EXP	= 0x06,/* 16 bit r/o	Auto-Neg. Expansion Reg */
+	PHY_XMAC_NEPG	= 0x07,/* 16 bit r/w	Next Page Register */
+	PHY_XMAC_NEPG_LP	= 0x08,/* 16 bit r/o	Next Page Link Partner */
+
+	PHY_XMAC_EXT_STAT	= 0x0f,/* 16 bit r/o	Ext Status Register */
+	PHY_XMAC_RES_ABI	= 0x10,/* 16 bit r/o	PHY Resolved Ability */
+};
+/*
+ * Broadcom-PHY Registers, indirect addressed over XMAC
+ */
+enum {
+	PHY_BCOM_CTRL		= 0x00,/* 16 bit r/w	PHY Control Register */
+	PHY_BCOM_STAT		= 0x01,/* 16 bit r/o	PHY Status Register */
+	PHY_BCOM_ID0		= 0x02,/* 16 bit r/o	PHY ID0 Register */
+	PHY_BCOM_ID1		= 0x03,/* 16 bit r/o	PHY ID1 Register */
+	PHY_BCOM_AUNE_ADV	= 0x04,/* 16 bit r/w	Auto-Neg. Advertisement */
+	PHY_BCOM_AUNE_LP	= 0x05,/* 16 bit r/o	Link Part Ability Reg */
+	PHY_BCOM_AUNE_EXP	= 0x06,/* 16 bit r/o	Auto-Neg. Expansion Reg */
+	PHY_BCOM_NEPG		= 0x07,/* 16 bit r/w	Next Page Register */
+	PHY_BCOM_NEPG_LP	= 0x08,/* 16 bit r/o	Next Page Link Partner */
+	/* Broadcom-specific registers */
+	PHY_BCOM_1000T_CTRL	= 0x09,/* 16 bit r/w	1000Base-T Control Reg */
+	PHY_BCOM_1000T_STAT	= 0x0a,/* 16 bit r/o	1000Base-T Status Reg */
+	PHY_BCOM_EXT_STAT	= 0x0f,/* 16 bit r/o	Extended Status Reg */
+	PHY_BCOM_P_EXT_CTRL	= 0x10,/* 16 bit r/w	PHY Extended Ctrl Reg */
+	PHY_BCOM_P_EXT_STAT	= 0x11,/* 16 bit r/o	PHY Extended Stat Reg */
+	PHY_BCOM_RE_CTR		= 0x12,/* 16 bit r/w	Receive Error Counter */
+	PHY_BCOM_FC_CTR		= 0x13,/* 16 bit r/w	False Carrier Sense Cnt */
+	PHY_BCOM_RNO_CTR	= 0x14,/* 16 bit r/w	Receiver NOT_OK Cnt */
+
+	PHY_BCOM_AUX_CTRL	= 0x18,/* 16 bit r/w	Auxiliary Control Reg */
+	PHY_BCOM_AUX_STAT	= 0x19,/* 16 bit r/o	Auxiliary Stat Summary */
+	PHY_BCOM_INT_STAT	= 0x1a,/* 16 bit r/o	Interrupt Status Reg */
+	PHY_BCOM_INT_MASK	= 0x1b,/* 16 bit r/w	Interrupt Mask Reg */
+};
+
+/*
+ * Marvel-PHY Registers, indirect addressed over GMAC
+ */
+enum {
+	PHY_MARV_CTRL		= 0x00,/* 16 bit r/w	PHY Control Register */
+	PHY_MARV_STAT		= 0x01,/* 16 bit r/o	PHY Status Register */
+	PHY_MARV_ID0		= 0x02,/* 16 bit r/o	PHY ID0 Register */
+	PHY_MARV_ID1		= 0x03,/* 16 bit r/o	PHY ID1 Register */
+	PHY_MARV_AUNE_ADV	= 0x04,/* 16 bit r/w	Auto-Neg. Advertisement */
+	PHY_MARV_AUNE_LP	= 0x05,/* 16 bit r/o	Link Part Ability Reg */
+	PHY_MARV_AUNE_EXP	= 0x06,/* 16 bit r/o	Auto-Neg. Expansion Reg */
+	PHY_MARV_NEPG		= 0x07,/* 16 bit r/w	Next Page Register */
+	PHY_MARV_NEPG_LP	= 0x08,/* 16 bit r/o	Next Page Link Partner */
+	/* Marvel-specific registers */
+	PHY_MARV_1000T_CTRL	= 0x09,/* 16 bit r/w	1000Base-T Control Reg */
+	PHY_MARV_1000T_STAT	= 0x0a,/* 16 bit r/o	1000Base-T Status Reg */
+	PHY_MARV_EXT_STAT	= 0x0f,/* 16 bit r/o	Extended Status Reg */
+	PHY_MARV_PHY_CTRL	= 0x10,/* 16 bit r/w	PHY Specific Ctrl Reg */
+	PHY_MARV_PHY_STAT	= 0x11,/* 16 bit r/o	PHY Specific Stat Reg */
+	PHY_MARV_INT_MASK	= 0x12,/* 16 bit r/w	Interrupt Mask Reg */
+	PHY_MARV_INT_STAT	= 0x13,/* 16 bit r/o	Interrupt Status Reg */
+	PHY_MARV_EXT_CTRL	= 0x14,/* 16 bit r/w	Ext. PHY Specific Ctrl */
+	PHY_MARV_RXE_CNT	= 0x15,/* 16 bit r/w	Receive Error Counter */
+	PHY_MARV_EXT_ADR	= 0x16,/* 16 bit r/w	Ext. Ad. for Cable Diag. */
+	PHY_MARV_PORT_IRQ	= 0x17,/* 16 bit r/o	Port 0 IRQ (88E1111 only) */
+	PHY_MARV_LED_CTRL	= 0x18,/* 16 bit r/w	LED Control Reg */
+	PHY_MARV_LED_OVER	= 0x19,/* 16 bit r/w	Manual LED Override Reg */
+	PHY_MARV_EXT_CTRL_2	= 0x1a,/* 16 bit r/w	Ext. PHY Specific Ctrl 2 */
+	PHY_MARV_EXT_P_STAT	= 0x1b,/* 16 bit r/w	Ext. PHY Spec. Stat Reg */
+	PHY_MARV_CABLE_DIAG	= 0x1c,/* 16 bit r/o	Cable Diagnostic Reg */
+	PHY_MARV_PAGE_ADDR	= 0x1d,/* 16 bit r/w	Extended Page Address Reg */
+	PHY_MARV_PAGE_DATA	= 0x1e,/* 16 bit r/w	Extended Page Data Reg */
+
+/* for 10/100 Fast Ethernet PHY (88E3082 only) */
+	PHY_MARV_FE_LED_PAR	= 0x16,/* 16 bit r/w	LED Parallel Select Reg. */
+	PHY_MARV_FE_LED_SER	= 0x17,/* 16 bit r/w	LED Stream Select S. LED */
+	PHY_MARV_FE_VCT_TX	= 0x1a,/* 16 bit r/w	VCT Reg. for TXP/N Pins */
+	PHY_MARV_FE_VCT_RX	= 0x1b,/* 16 bit r/o	VCT Reg. for RXP/N Pins */
+	PHY_MARV_FE_SPEC_2	= 0x1c,/* 16 bit r/w	Specific Control Reg. 2 */
+};
+
+/* Level One-PHY Registers, indirect addressed over XMAC */
+enum {
+	PHY_LONE_CTRL		= 0x00,/* 16 bit r/w	PHY Control Register */
+	PHY_LONE_STAT		= 0x01,/* 16 bit r/o	PHY Status Register */
+	PHY_LONE_ID0		= 0x02,/* 16 bit r/o	PHY ID0 Register */
+	PHY_LONE_ID1		= 0x03,/* 16 bit r/o	PHY ID1 Register */
+	PHY_LONE_AUNE_ADV	= 0x04,/* 16 bit r/w	Auto-Neg. Advertisement */
+	PHY_LONE_AUNE_LP	= 0x05,/* 16 bit r/o	Link Part Ability Reg */
+	PHY_LONE_AUNE_EXP	= 0x06,/* 16 bit r/o	Auto-Neg. Expansion Reg */
+	PHY_LONE_NEPG		= 0x07,/* 16 bit r/w	Next Page Register */
+	PHY_LONE_NEPG_LP	= 0x08,/* 16 bit r/o	Next Page Link Partner */
+	/* Level One-specific registers */
+	PHY_LONE_1000T_CTRL	= 0x09,/* 16 bit r/w	1000Base-T Control Reg */
+	PHY_LONE_1000T_STAT	= 0x0a,/* 16 bit r/o	1000Base-T Status Reg */
+	PHY_LONE_EXT_STAT	= 0x0f,/* 16 bit r/o	Extended Status Reg */
+	PHY_LONE_PORT_CFG	= 0x10,/* 16 bit r/w	Port Configuration Reg*/
+	PHY_LONE_Q_STAT		= 0x11,/* 16 bit r/o	Quick Status Reg */
+	PHY_LONE_INT_ENAB	= 0x12,/* 16 bit r/w	Interrupt Enable Reg */
+	PHY_LONE_INT_STAT	= 0x13,/* 16 bit r/o	Interrupt Status Reg */
+	PHY_LONE_LED_CFG	= 0x14,/* 16 bit r/w	LED Configuration Reg */
+	PHY_LONE_PORT_CTRL	= 0x15,/* 16 bit r/w	Port Control Reg */
+	PHY_LONE_CIM		= 0x16,/* 16 bit r/o	CIM Reg */
+};
+
+/* National-PHY Registers, indirect addressed over XMAC */
+enum {
+	PHY_NAT_CTRL		= 0x00,/* 16 bit r/w	PHY Control Register */
+	PHY_NAT_STAT		= 0x01,/* 16 bit r/w	PHY Status Register */
+	PHY_NAT_ID0		= 0x02,/* 16 bit r/o	PHY ID0 Register */
+	PHY_NAT_ID1		= 0x03,/* 16 bit r/o	PHY ID1 Register */
+	PHY_NAT_AUNE_ADV	= 0x04,/* 16 bit r/w	Auto-Neg. Advertisement */
+	PHY_NAT_AUNE_LP		= 0x05,/* 16 bit r/o	Link Partner Ability Reg */
+	PHY_NAT_AUNE_EXP	= 0x06,/* 16 bit r/o	Auto-Neg. Expansion Reg */
+	PHY_NAT_NEPG		= 0x07,/* 16 bit r/w	Next Page Register */
+	PHY_NAT_NEPG_LP		= 0x08,/* 16 bit r/o	Next Page Link Partner Reg */
+	/* National-specific registers */
+	PHY_NAT_1000T_CTRL	= 0x09,/* 16 bit r/w	1000Base-T Control Reg */
+	PHY_NAT_1000T_STAT	= 0x0a,/* 16 bit r/o	1000Base-T Status Reg */
+	PHY_NAT_EXT_STAT	= 0x0f,/* 16 bit r/o	Extended Status Register */
+	PHY_NAT_EXT_CTRL1	= 0x10,/* 16 bit r/o	Extended Control Reg1 */
+	PHY_NAT_Q_STAT1		= 0x11,/* 16 bit r/o	Quick Status Reg1 */
+	PHY_NAT_10B_OP		= 0x12,/* 16 bit r/o	10Base-T Operations Reg */
+	PHY_NAT_EXT_CTRL2	= 0x13,/* 16 bit r/o	Extended Control Reg1 */
+	PHY_NAT_Q_STAT2		= 0x14,/* 16 bit r/o	Quick Status Reg2 */
+
+	PHY_NAT_PHY_ADDR	= 0x19,/* 16 bit r/o	PHY Address Register */
+};
+
+enum {
+	PHY_CT_RESET	= 1<<15, /* Bit 15: (sc)	clear all PHY related regs */
+	PHY_CT_LOOP	= 1<<14, /* Bit 14:	enable Loopback over PHY */
+	PHY_CT_SPS_LSB	= 1<<13, /* Bit 13:	Speed select, lower bit */
+	PHY_CT_ANE	= 1<<12, /* Bit 12:	Auto-Negotiation Enabled */
+	PHY_CT_PDOWN	= 1<<11, /* Bit 11:	Power Down Mode */
+	PHY_CT_ISOL	= 1<<10, /* Bit 10:	Isolate Mode */
+	PHY_CT_RE_CFG	= 1<<9, /* Bit  9:	(sc) Restart Auto-Negotiation */
+	PHY_CT_DUP_MD	= 1<<8, /* Bit  8:	Duplex Mode */
+	PHY_CT_COL_TST	= 1<<7, /* Bit  7:	Collision Test enabled */
+	PHY_CT_SPS_MSB	= 1<<6, /* Bit  6:	Speed select, upper bit */
+};
+
+enum {
+	PHY_CT_SP1000	= PHY_CT_SPS_MSB, /* enable speed of 1000 Mbps */
+	PHY_CT_SP100	= PHY_CT_SPS_LSB, /* enable speed of  100 Mbps */
+	PHY_CT_SP10	= 0,		  /* enable speed of   10 Mbps */
+};
+
+enum {
+	PHY_ST_EXT_ST	= 1<<8, /* Bit  8:	Extended Status Present */
+
+	PHY_ST_PRE_SUP	= 1<<6, /* Bit  6:	Preamble Suppression */
+	PHY_ST_AN_OVER	= 1<<5, /* Bit  5:	Auto-Negotiation Over */
+	PHY_ST_REM_FLT	= 1<<4, /* Bit  4:	Remote Fault Condition Occured */
+	PHY_ST_AN_CAP	= 1<<3, /* Bit  3:	Auto-Negotiation Capability */
+	PHY_ST_LSYNC	= 1<<2, /* Bit  2:	Link Synchronized */
+	PHY_ST_JAB_DET	= 1<<1, /* Bit  1:	Jabber Detected */
+	PHY_ST_EXT_REG	= 1<<0, /* Bit  0:	Extended Register available */
+};
+
+enum {
+	PHY_I1_OUI_MSK	= 0x3f<<10, /* Bit 15..10:	Organization Unique ID */
+	PHY_I1_MOD_NUM	= 0x3f<<4, /* Bit  9.. 4:	Model Number */
+	PHY_I1_REV_MSK	= 0xf, /* Bit  3.. 0:	Revision Number */
+};
+
+/* different Broadcom PHY Ids */
+enum {
+	PHY_BCOM_ID1_A1	= 0x6041,
+	PHY_BCOM_ID1_B2 = 0x6043,
+	PHY_BCOM_ID1_C0	= 0x6044,
+	PHY_BCOM_ID1_C5	= 0x6047,
+};
+
+/* different Marvell PHY Ids */
+enum {
+	PHY_MARV_ID0_VAL= 0x0141, /* Marvell Unique Identifier */
+	PHY_MARV_ID1_B0	= 0x0C23, /* Yukon (PHY 88E1011) */
+	PHY_MARV_ID1_B2	= 0x0C25, /* Yukon-Plus (PHY 88E1011) */
+	PHY_MARV_ID1_C2	= 0x0CC2, /* Yukon-EC (PHY 88E1111) */
+	PHY_MARV_ID1_Y2	= 0x0C91, /* Yukon-2 (PHY 88E1112) */
+};
+
+enum {
+	PHY_AN_NXT_PG	= 1<<15, /* Bit 15:	Request Next Page */
+	PHY_X_AN_ACK	= 1<<14, /* Bit 14:	(ro) Acknowledge Received */
+	PHY_X_AN_RFB	= 3<<12,/* Bit 13..12:	Remote Fault Bits */
+
+	PHY_X_AN_PAUSE	= 3<<7,/* Bit  8.. 7:	Pause Bits */
+	PHY_X_AN_HD	= 1<<6, /* Bit  6:	Half Duplex */
+	PHY_X_AN_FD	= 1<<5, /* Bit  5:	Full Duplex */
+};
+
+enum {
+	PHY_B_AN_RF	= 1<<13, /* Bit 13:	Remote Fault */
+
+	PHY_B_AN_ASP	= 1<<11, /* Bit 11:	Asymmetric Pause */
+	PHY_B_AN_PC	= 1<<10, /* Bit 10:	Pause Capable */
+	PHY_B_AN_SEL	= 0x1f, /* Bit 4..0:	Selector Field, 00001=Ethernet*/
+};
+
+enum {
+	PHY_L_AN_RF	= 1<<13, /* Bit 13:	Remote Fault */
+								/* Bit 12:	reserved */
+	PHY_L_AN_ASP	= 1<<11, /* Bit 11:	Asymmetric Pause */
+	PHY_L_AN_PC	= 1<<10, /* Bit 10:	Pause Capable */
+
+	PHY_L_AN_SEL	= 0x1f, /* Bit 4..0:	Selector Field, 00001=Ethernet*/
+};
+
+/*  PHY_NAT_AUNE_ADV	16 bit r/w	Auto-Negotiation Advertisement */
+/*  PHY_NAT_AUNE_LP	16 bit r/o	Link Partner Ability Reg *****/
+/*  PHY_AN_NXT_PG	(see XMAC) Bit 15:	Request Next Page */
+enum {
+	PHY_N_AN_RF	= 1<<13, /* Bit 13:	Remote Fault */
+
+	PHY_N_AN_100F	= 1<<11, /* Bit 11:	100Base-T2 FD Support */
+	PHY_N_AN_100H	= 1<<10, /* Bit 10:	100Base-T2 HD Support */
+
+	PHY_N_AN_SEL	= 0x1f, /* Bit 4..0:	Selector Field, 00001=Ethernet*/
+};
+
+/* field type definition for PHY_x_AN_SEL */
+enum {
+	PHY_SEL_TYPE	 = 1,	/* 00001 = Ethernet */
+};
+
+enum {
+	PHY_ANE_LP_NP	= 1<<3, /* Bit  3:	Link Partner can Next Page */
+	PHY_ANE_LOC_NP	= 1<<2, /* Bit  2:	Local PHY can Next Page */
+	PHY_ANE_RX_PG	= 1<<1, /* Bit  1:	Page Received */
+};
+
+enum {
+	PHY_ANE_PAR_DF	= 1<<4, /* Bit  4:	Parallel Detection Fault */
+
+	PHY_ANE_LP_CAP	= 1<<0, /* Bit  0:	Link Partner Auto-Neg. Cap. */ 	
+};
+
+enum {
+	PHY_NP_MORE	= 1<<15, /* Bit 15:	More, Next Pages to follow */
+	PHY_NP_ACK1	= 1<<14, /* Bit 14: (ro)	Ack1, for receiving a message */
+	PHY_NP_MSG_VAL	= 1<<13, /* Bit 13:	Message Page valid */
+	PHY_NP_ACK2	= 1<<12, /* Bit 12:	Ack2, comply with msg content */
+	PHY_NP_TOG	= 1<<11, /* Bit 11:	Toggle Bit, ensure sync */
+	PHY_NP_MSG	= 0x07ff, /* Bit 10..0:	Message from/to Link Partner */
+};
+
+enum {
+	PHY_X_EX_FD	= 1<<15, /* Bit 15:	Device Supports Full Duplex */
+	PHY_X_EX_HD	= 1<<14, /* Bit 14:	Device Supports Half Duplex */
+};
+
+enum {
+	PHY_X_RS_PAUSE	= 3<<7,/* Bit  8..7:	selected Pause Mode */
+	PHY_X_RS_HD	= 1<<6, /* Bit  6:	Half Duplex Mode selected */
+	PHY_X_RS_FD	= 1<<5, /* Bit  5:	Full Duplex Mode selected */
+	PHY_X_RS_ABLMIS	= 1<<4, /* Bit  4:	duplex or pause cap mismatch */
+	PHY_X_RS_PAUMIS	= 1<<3, /* Bit  3:	pause capability mismatch */
+};
+
+/** Remote Fault Bits (PHY_X_AN_RFB) encoding  */
+enum {
+	X_RFB_OK	= 0<<12,/* Bit 13..12	No errors, Link OK */
+	X_RFB_LF	= 1<<12, /* Bit 13..12	Link Failure */
+	X_RFB_OFF	= 2<<12,/* Bit 13..12	Offline */
+	X_RFB_AN_ERR	= 3<<12,/* Bit 13..12	Auto-Negotiation Error */
+};
+
+/* Pause Bits (PHY_X_AN_PAUSE and PHY_X_RS_PAUSE) encoding */
+enum {
+	PHY_X_P_NO_PAUSE	= 0<<7,/* Bit  8..7:	no Pause Mode */
+	PHY_X_P_SYM_MD	= 1<<7, /* Bit  8..7:	symmetric Pause Mode */
+	PHY_X_P_ASYM_MD	= 2<<7,/* Bit  8..7:	asymmetric Pause Mode */
+	PHY_X_P_BOTH_MD	= 3<<7,/* Bit  8..7:	both Pause Mode */
+};
+
+
+/* Broadcom-Specific */
+/*****  PHY_BCOM_1000T_CTRL	16 bit r/w	1000Base-T Control Reg *****/
+enum {
+	PHY_B_1000C_TEST	= 7<<13,/* Bit 15..13:	Test Modes */
+	PHY_B_1000C_MSE	= 1<<12, /* Bit 12:	Master/Slave Enable */
+	PHY_B_1000C_MSC	= 1<<11, /* Bit 11:	M/S Configuration */
+	PHY_B_1000C_RD	= 1<<10, /* Bit 10:	Repeater/DTE */
+	PHY_B_1000C_AFD	= 1<<9, /* Bit  9:	Advertise Full Duplex */
+	PHY_B_1000C_AHD	= 1<<8, /* Bit  8:	Advertise Half Duplex */
+};
+
+/*****  PHY_BCOM_1000T_STAT	16 bit r/o	1000Base-T Status Reg *****/
+/*****  PHY_MARV_1000T_STAT	16 bit r/o	1000Base-T Status Reg *****/
+enum {
+	PHY_B_1000S_MSF	= 1<<15, /* Bit 15:	Master/Slave Fault */
+	PHY_B_1000S_MSR	= 1<<14, /* Bit 14:	Master/Slave Result */
+	PHY_B_1000S_LRS	= 1<<13, /* Bit 13:	Local Receiver Status */
+	PHY_B_1000S_RRS	= 1<<12, /* Bit 12:	Remote Receiver Status */
+	PHY_B_1000S_LP_FD	= 1<<11, /* Bit 11:	Link Partner can FD */
+	PHY_B_1000S_LP_HD	= 1<<10, /* Bit 10:	Link Partner can HD */
+									/* Bit  9..8:	reserved */
+	PHY_B_1000S_IEC	= 0xff, /* Bit  7..0:	Idle Error Count */
+};
+
+/*****  PHY_BCOM_EXT_STAT	16 bit r/o	Extended Status Register *****/
+enum {
+	PHY_B_ES_X_FD_CAP	= 1<<15, /* Bit 15:	1000Base-X FD capable */
+	PHY_B_ES_X_HD_CAP	= 1<<14, /* Bit 14:	1000Base-X HD capable */
+	PHY_B_ES_T_FD_CAP	= 1<<13, /* Bit 13:	1000Base-T FD capable */
+	PHY_B_ES_T_HD_CAP	= 1<<12, /* Bit 12:	1000Base-T HD capable */
+};
+
+/*****  PHY_BCOM_P_EXT_CTRL	16 bit r/w	PHY Extended Control Reg *****/
+enum {
+	PHY_B_PEC_MAC_PHY	= 1<<15, /* Bit 15:	10BIT/GMI-Interface */
+	PHY_B_PEC_DIS_CROSS	= 1<<14, /* Bit 14:	Disable MDI Crossover */
+	PHY_B_PEC_TX_DIS	= 1<<13, /* Bit 13:	Tx output Disabled */
+	PHY_B_PEC_INT_DIS	= 1<<12, /* Bit 12:	Interrupts Disabled */
+	PHY_B_PEC_F_INT	= 1<<11, /* Bit 11:	Force Interrupt */
+	PHY_B_PEC_BY_45	= 1<<10, /* Bit 10:	Bypass 4B5B-Decoder */
+	PHY_B_PEC_BY_SCR	= 1<<9, /* Bit  9:	Bypass Scrambler */
+	PHY_B_PEC_BY_MLT3	= 1<<8, /* Bit  8:	Bypass MLT3 Encoder */
+	PHY_B_PEC_BY_RXA	= 1<<7, /* Bit  7:	Bypass Rx Alignm. */
+	PHY_B_PEC_RES_SCR	= 1<<6, /* Bit  6:	Reset Scrambler */
+	PHY_B_PEC_EN_LTR	= 1<<5, /* Bit  5:	Ena LED Traffic Mode */
+	PHY_B_PEC_LED_ON	= 1<<4, /* Bit  4:	Force LED's on */
+	PHY_B_PEC_LED_OFF	= 1<<3, /* Bit  3:	Force LED's off */
+	PHY_B_PEC_EX_IPG	= 1<<2, /* Bit  2:	Extend Tx IPG Mode */
+	PHY_B_PEC_3_LED	= 1<<1, /* Bit  1:	Three Link LED mode */
+	PHY_B_PEC_HIGH_LA	= 1<<0, /* Bit  0:	GMII FIFO Elasticy */
+};
+
+/*****  PHY_BCOM_P_EXT_STAT	16 bit r/o	PHY Extended Status Reg *****/
+enum {
+	PHY_B_PES_CROSS_STAT	= 1<<13, /* Bit 13:	MDI Crossover Status */
+	PHY_B_PES_INT_STAT	= 1<<12, /* Bit 12:	Interrupt Status */
+	PHY_B_PES_RRS	= 1<<11, /* Bit 11:	Remote Receiver Stat. */
+	PHY_B_PES_LRS	= 1<<10, /* Bit 10:	Local Receiver Stat. */
+	PHY_B_PES_LOCKED	= 1<<9, /* Bit  9:	Locked */
+	PHY_B_PES_LS	= 1<<8, /* Bit  8:	Link Status */
+	PHY_B_PES_RF	= 1<<7, /* Bit  7:	Remote Fault */
+	PHY_B_PES_CE_ER	= 1<<6, /* Bit  6:	Carrier Ext Error */
+	PHY_B_PES_BAD_SSD	= 1<<5, /* Bit  5:	Bad SSD */
+	PHY_B_PES_BAD_ESD	= 1<<4, /* Bit  4:	Bad ESD */
+	PHY_B_PES_RX_ER	= 1<<3, /* Bit  3:	Receive Error */
+	PHY_B_PES_TX_ER	= 1<<2, /* Bit  2:	Transmit Error */
+	PHY_B_PES_LOCK_ER	= 1<<1, /* Bit  1:	Lock Error */
+	PHY_B_PES_MLT3_ER	= 1<<0, /* Bit  0:	MLT3 code Error */
+};
+
+/*****  PHY_BCOM_FC_CTR		16 bit r/w	False Carrier Counter *****/
+enum {
+	PHY_B_FC_CTR	= 0xff, /* Bit  7..0:	False Carrier Counter */
+
+/*****  PHY_BCOM_RNO_CTR	16 bit r/w	Receive NOT_OK Counter *****/
+	PHY_B_RC_LOC_MSK	= 0xff00, /* Bit 15..8:	Local Rx NOT_OK cnt */
+	PHY_B_RC_REM_MSK	= 0x00ff, /* Bit  7..0:	Remote Rx NOT_OK cnt */
+
+/*****  PHY_BCOM_AUX_CTRL	16 bit r/w	Auxiliary Control Reg *****/
+	PHY_B_AC_L_SQE		= 1<<15, /* Bit 15:	Low Squelch */
+	PHY_B_AC_LONG_PACK	= 1<<14, /* Bit 14:	Rx Long Packets */
+	PHY_B_AC_ER_CTRL	= 3<<12,/* Bit 13..12:	Edgerate Control */
+									/* Bit 11:	reserved */
+	PHY_B_AC_TX_TST	= 1<<10, /* Bit 10:	Tx test bit, always 1 */
+									/* Bit  9.. 8:	reserved */
+	PHY_B_AC_DIS_PRF	= 1<<7, /* Bit  7:	dis part resp filter */
+									/* Bit  6:	reserved */
+	PHY_B_AC_DIS_PM	= 1<<5, /* Bit  5:	dis power management */
+									/* Bit  4:	reserved */
+	PHY_B_AC_DIAG	= 1<<3, /* Bit  3:	Diagnostic Mode */
+};
+
+/*****  PHY_BCOM_AUX_STAT	16 bit r/o	Auxiliary Status Reg *****/
+enum {
+	PHY_B_AS_AN_C	= 1<<15, /* Bit 15:	AutoNeg complete */
+	PHY_B_AS_AN_CA	= 1<<14, /* Bit 14:	AN Complete Ack */
+	PHY_B_AS_ANACK_D	= 1<<13, /* Bit 13:	AN Ack Detect */
+	PHY_B_AS_ANAB_D	= 1<<12, /* Bit 12:	AN Ability Detect */
+	PHY_B_AS_NPW	= 1<<11, /* Bit 11:	AN Next Page Wait */
+	PHY_B_AS_AN_RES_MSK	= 7<<8,/* Bit 10..8:	AN HDC */
+	PHY_B_AS_PDF	= 1<<7, /* Bit  7:	Parallel Detect. Fault */
+	PHY_B_AS_RF	= 1<<6, /* Bit  6:	Remote Fault */
+	PHY_B_AS_ANP_R	= 1<<5, /* Bit  5:	AN Page Received */
+	PHY_B_AS_LP_ANAB	= 1<<4, /* Bit  4:	LP AN Ability */
+	PHY_B_AS_LP_NPAB	= 1<<3, /* Bit  3:	LP Next Page Ability */
+	PHY_B_AS_LS	= 1<<2, /* Bit  2:	Link Status */
+	PHY_B_AS_PRR	= 1<<1, /* Bit  1:	Pause Resolution-Rx */
+	PHY_B_AS_PRT	= 1<<0, /* Bit  0:	Pause Resolution-Tx */
+};
+#define PHY_B_AS_PAUSE_MSK	(PHY_B_AS_PRR | PHY_B_AS_PRT)
+
+/*****  PHY_BCOM_INT_STAT	16 bit r/o	Interrupt Status Reg *****/
+/*****  PHY_BCOM_INT_MASK	16 bit r/w	Interrupt Mask Reg *****/
+enum {
+	PHY_B_IS_PSE	= 1<<14, /* Bit 14:	Pair Swap Error */
+	PHY_B_IS_MDXI_SC	= 1<<13, /* Bit 13:	MDIX Status Change */
+	PHY_B_IS_HCT	= 1<<12, /* Bit 12:	counter above 32k */
+	PHY_B_IS_LCT	= 1<<11, /* Bit 11:	counter above 128 */
+	PHY_B_IS_AN_PR	= 1<<10, /* Bit 10:	Page Received */
+	PHY_B_IS_NO_HDCL	= 1<<9, /* Bit  9:	No HCD Link */
+	PHY_B_IS_NO_HDC	= 1<<8, /* Bit  8:	No HCD */
+	PHY_B_IS_NEG_USHDC	= 1<<7, /* Bit  7:	Negotiated Unsup. HCD */
+	PHY_B_IS_SCR_S_ER	= 1<<6, /* Bit  6:	Scrambler Sync Error */
+	PHY_B_IS_RRS_CHANGE	= 1<<5, /* Bit  5:	Remote Rx Stat Change */
+	PHY_B_IS_LRS_CHANGE	= 1<<4, /* Bit  4:	Local Rx Stat Change */
+	PHY_B_IS_DUP_CHANGE	= 1<<3, /* Bit  3:	Duplex Mode Change */
+	PHY_B_IS_LSP_CHANGE	= 1<<2, /* Bit  2:	Link Speed Change */
+	PHY_B_IS_LST_CHANGE	= 1<<1, /* Bit  1:	Link Status Changed */
+	PHY_B_IS_CRC_ER	= 1<<0, /* Bit  0:	CRC Error */
+};
+#define PHY_B_DEF_MSK	(~(PHY_B_IS_AN_PR | PHY_B_IS_LST_CHANGE))
+
+/* Pause Bits (PHY_B_AN_ASP and PHY_B_AN_PC) encoding */
+enum {
+	PHY_B_P_NO_PAUSE	= 0<<10,/* Bit 11..10:	no Pause Mode */
+	PHY_B_P_SYM_MD	= 1<<10, /* Bit 11..10:	symmetric Pause Mode */
+	PHY_B_P_ASYM_MD	= 2<<10,/* Bit 11..10:	asymmetric Pause Mode */
+	PHY_B_P_BOTH_MD	= 3<<10,/* Bit 11..10:	both Pause Mode */
+};
+/*
+ * Resolved Duplex mode and Capabilities (Aux Status Summary Reg)
+ */
+enum {
+	PHY_B_RES_1000FD	= 7<<8,/* Bit 10..8:	1000Base-T Full Dup. */
+	PHY_B_RES_1000HD	= 6<<8,/* Bit 10..8:	1000Base-T Half Dup. */
+};
+
+/*
+ * Level One-Specific
+ */
+/*****  PHY_LONE_1000T_CTRL	16 bit r/w	1000Base-T Control Reg *****/
+enum {
+	PHY_L_1000C_TEST	= 7<<13,/* Bit 15..13:	Test Modes */
+	PHY_L_1000C_MSE	= 1<<12, /* Bit 12:	Master/Slave Enable */
+	PHY_L_1000C_MSC	= 1<<11, /* Bit 11:	M/S Configuration */
+	PHY_L_1000C_RD	= 1<<10, /* Bit 10:	Repeater/DTE */
+	PHY_L_1000C_AFD	= 1<<9, /* Bit  9:	Advertise Full Duplex */
+	PHY_L_1000C_AHD	= 1<<8, /* Bit  8:	Advertise Half Duplex */
+};
+
+/*****  PHY_LONE_1000T_STAT	16 bit r/o	1000Base-T Status Reg *****/
+enum {
+	PHY_L_1000S_MSF	= 1<<15, /* Bit 15:	Master/Slave Fault */
+	PHY_L_1000S_MSR	= 1<<14, /* Bit 14:	Master/Slave Result */
+	PHY_L_1000S_LRS	= 1<<13, /* Bit 13:	Local Receiver Status */
+	PHY_L_1000S_RRS	= 1<<12, /* Bit 12:	Remote Receiver Status */
+	PHY_L_1000S_LP_FD = 1<<11, /* Bit 11:	Link Partner can FD */
+	PHY_L_1000S_LP_HD = 1<<10, /* Bit 10:	Link Partner can HD */
+
+	PHY_L_1000S_IEC	 = 0xff, /* Bit  7..0:	Idle Error Count */
+
+/*****  PHY_LONE_EXT_STAT	16 bit r/o	Extended Status Register *****/
+	PHY_L_ES_X_FD_CAP = 1<<15, /* Bit 15:	1000Base-X FD capable */
+	PHY_L_ES_X_HD_CAP = 1<<14, /* Bit 14:	1000Base-X HD capable */
+	PHY_L_ES_T_FD_CAP = 1<<13, /* Bit 13:	1000Base-T FD capable */
+	PHY_L_ES_T_HD_CAP = 1<<12, /* Bit 12:	1000Base-T HD capable */
+};
+
+/*****  PHY_LONE_PORT_CFG	16 bit r/w	Port Configuration Reg *****/
+enum {
+	PHY_L_PC_REP_MODE	= 1<<15, /* Bit 15:	Repeater Mode */
+
+	PHY_L_PC_TX_DIS	= 1<<13, /* Bit 13:	Tx output Disabled */
+	PHY_L_PC_BY_SCR	= 1<<12, /* Bit 12:	Bypass Scrambler */
+	PHY_L_PC_BY_45	= 1<<11, /* Bit 11:	Bypass 4B5B-Decoder */
+	PHY_L_PC_JAB_DIS	= 1<<10, /* Bit 10:	Jabber Disabled */
+	PHY_L_PC_SQE	= 1<<9, /* Bit  9:	Enable Heartbeat */
+	PHY_L_PC_TP_LOOP	= 1<<8, /* Bit  8:	TP Loopback */
+	PHY_L_PC_SSS	= 1<<7, /* Bit  7:	Smart Speed Selection */
+	PHY_L_PC_FIFO_SIZE	= 1<<6, /* Bit  6:	FIFO Size */
+	PHY_L_PC_PRE_EN	= 1<<5, /* Bit  5:	Preamble Enable */
+	PHY_L_PC_CIM	= 1<<4, /* Bit  4:	Carrier Integrity Mon */
+	PHY_L_PC_10_SER	= 1<<3, /* Bit  3:	Use Serial Output */
+	PHY_L_PC_ANISOL	= 1<<2, /* Bit  2:	Unisolate Port */
+	PHY_L_PC_TEN_BIT	= 1<<1, /* Bit  1:	10bit iface mode on */
+	PHY_L_PC_ALTCLOCK	= 1<<0, /* Bit  0: (ro)	ALTCLOCK Mode on */
+};
+
+/*****  PHY_LONE_Q_STAT		16 bit r/o	Quick Status Reg *****/
+enum {
+	PHY_L_QS_D_RATE	= 3<<14,/* Bit 15..14:	Data Rate */
+	PHY_L_QS_TX_STAT	= 1<<13, /* Bit 13:	Transmitting */
+	PHY_L_QS_RX_STAT	= 1<<12, /* Bit 12:	Receiving */
+	PHY_L_QS_COL_STAT	= 1<<11, /* Bit 11:	Collision */
+	PHY_L_QS_L_STAT	= 1<<10, /* Bit 10:	Link is up */
+	PHY_L_QS_DUP_MOD	= 1<<9, /* Bit  9:	Full/Half Duplex */
+	PHY_L_QS_AN	= 1<<8, /* Bit  8:	AutoNeg is On */
+	PHY_L_QS_AN_C	= 1<<7, /* Bit  7:	AN is Complete */
+	PHY_L_QS_LLE	= 7<<4,/* Bit  6..4:	Line Length Estim. */
+	PHY_L_QS_PAUSE	= 1<<3, /* Bit  3:	LP advertised Pause */
+	PHY_L_QS_AS_PAUSE	= 1<<2, /* Bit  2:	LP adv. asym. Pause */
+	PHY_L_QS_ISOLATE	= 1<<1, /* Bit  1:	CIM Isolated */
+	PHY_L_QS_EVENT	= 1<<0, /* Bit  0:	Event has occurred */
+};
+
+/*****  PHY_LONE_INT_ENAB	16 bit r/w	Interrupt Enable Reg *****/
+/*****  PHY_LONE_INT_STAT	16 bit r/o	Interrupt Status Reg *****/
+enum {
+	PHY_L_IS_AN_F	= 1<<13, /* Bit 13:	Auto-Negotiation fault */
+	PHY_L_IS_CROSS	= 1<<11, /* Bit 11:	Crossover used */
+	PHY_L_IS_POL	= 1<<10, /* Bit 10:	Polarity correct. used */
+	PHY_L_IS_SS	= 1<<9, /* Bit  9:	Smart Speed Downgrade */
+	PHY_L_IS_CFULL	= 1<<8, /* Bit  8:	Counter Full */
+	PHY_L_IS_AN_C	= 1<<7, /* Bit  7:	AutoNeg Complete */
+	PHY_L_IS_SPEED	= 1<<6, /* Bit  6:	Speed Changed */
+	PHY_L_IS_DUP	= 1<<5, /* Bit  5:	Duplex Changed */
+	PHY_L_IS_LS	= 1<<4, /* Bit  4:	Link Status Changed */
+	PHY_L_IS_ISOL	= 1<<3, /* Bit  3:	Isolate Occured */
+	PHY_L_IS_MDINT	= 1<<2, /* Bit  2: (ro)	STAT: MII Int Pending */
+	PHY_L_IS_INTEN	= 1<<1, /* Bit  1:	ENAB: Enable IRQs */
+	PHY_L_IS_FORCE	= 1<<0, /* Bit  0:	ENAB: Force Interrupt */
+};
+
+/* int. mask */
+#define PHY_L_DEF_MSK	(PHY_L_IS_LS | PHY_L_IS_ISOL | PHY_L_IS_INTEN)
+
+/*****  PHY_LONE_LED_CFG	16 bit r/w	LED Configuration Reg *****/
+enum {
+	PHY_L_LC_LEDC	= 3<<14,/* Bit 15..14:	Col/Blink/On/Off */
+	PHY_L_LC_LEDR	= 3<<12,/* Bit 13..12:	Rx/Blink/On/Off */
+	PHY_L_LC_LEDT	= 3<<10,/* Bit 11..10:	Tx/Blink/On/Off */
+	PHY_L_LC_LEDG	= 3<<8,/* Bit  9..8:	Giga/Blink/On/Off */
+	PHY_L_LC_LEDS	= 3<<6,/* Bit  7..6:	10-100/Blink/On/Off */
+	PHY_L_LC_LEDL	= 3<<4,/* Bit  5..4:	Link/Blink/On/Off */
+	PHY_L_LC_LEDF	= 3<<2,/* Bit  3..2:	Duplex/Blink/On/Off */
+	PHY_L_LC_PSTRECH= 1<<1, /* Bit  1:	Strech LED Pulses */
+	PHY_L_LC_FREQ	= 1<<0, /* Bit  0:	30/100 ms */
+};
+
+/*****  PHY_LONE_PORT_CTRL	16 bit r/w	Port Control Reg *****/
+enum {
+	PHY_L_PC_TX_TCLK = 1<<15, /* Bit 15:	Enable TX_TCLK */
+	PHY_L_PC_ALT_NP	 = 1<<13, /* Bit 14:	Alternate Next Page */
+	PHY_L_PC_GMII_ALT= 1<<12, /* Bit 13:	Alternate GMII driver */
+	PHY_L_PC_TEN_CRS = 1<<10, /* Bit 10:	Extend CRS*/
+};
+
+/*****  PHY_LONE_CIM		16 bit r/o	CIM Reg *****/
+enum {
+	PHY_L_CIM_ISOL	    = 0xff<<8,/* Bit 15..8:	Isolate Count */
+	PHY_L_CIM_FALSE_CAR = 0xff,   /* Bit  7..0:	False Carrier Count */
+};
+
+/*
+ * Pause Bits (PHY_L_AN_ASP and PHY_L_AN_PC) encoding
+ */
+enum {
+	PHY_L_P_NO_PAUSE= 0<<10,/* Bit 11..10:	no Pause Mode */
+	PHY_L_P_SYM_MD	= 1<<10, /* Bit 11..10:	symmetric Pause Mode */
+	PHY_L_P_ASYM_MD	= 2<<10,/* Bit 11..10:	asymmetric Pause Mode */
+	PHY_L_P_BOTH_MD	= 3<<10,/* Bit 11..10:	both Pause Mode */
+};
+
+/*
+ * National-Specific
+ */
+/*****  PHY_NAT_1000T_CTRL	16 bit r/w	1000Base-T Control Reg *****/
+enum {
+	PHY_N_1000C_TEST= 7<<13,/* Bit 15..13:	Test Modes */
+	PHY_N_1000C_MSE	= 1<<12, /* Bit 12:	Master/Slave Enable */
+	PHY_N_1000C_MSC	= 1<<11, /* Bit 11:	M/S Configuration */
+	PHY_N_1000C_RD	= 1<<10, /* Bit 10:	Repeater/DTE */
+	PHY_N_1000C_AFD	= 1<<9, /* Bit  9:	Advertise Full Duplex */
+	PHY_N_1000C_AHD	= 1<<8, /* Bit  8:	Advertise Half Duplex */
+	PHY_N_1000C_APC	= 1<<7, /* Bit  7:	Asymmetric Pause Cap. */};
+
+
+/*****  PHY_NAT_1000T_STAT	16 bit r/o	1000Base-T Status Reg *****/
+enum {
+	PHY_N_1000S_MSF	= 1<<15, /* Bit 15:	Master/Slave Fault */
+	PHY_N_1000S_MSR	= 1<<14, /* Bit 14:	Master/Slave Result */
+	PHY_N_1000S_LRS	= 1<<13, /* Bit 13:	Local Receiver Status */
+	PHY_N_1000S_RRS	= 1<<12, /* Bit 12:	Remote Receiver Status*/
+	PHY_N_1000S_LP_FD= 1<<11, /* Bit 11:	Link Partner can FD */
+	PHY_N_1000S_LP_HD= 1<<10, /* Bit 10:	Link Partner can HD */
+	PHY_N_1000C_LP_APC= 1<<9, /* Bit  9:	LP Asym. Pause Cap. */
+	PHY_N_1000S_IEC	= 0xff, /* Bit  7..0:	Idle Error Count */
+};
+
+/*****  PHY_NAT_EXT_STAT	16 bit r/o	Extended Status Register *****/
+enum {
+	PHY_N_ES_X_FD_CAP= 1<<15, /* Bit 15:	1000Base-X FD capable */
+	PHY_N_ES_X_HD_CAP= 1<<14, /* Bit 14:	1000Base-X HD capable */
+	PHY_N_ES_T_FD_CAP= 1<<13, /* Bit 13:	1000Base-T FD capable */
+	PHY_N_ES_T_HD_CAP= 1<<12, /* Bit 12:	1000Base-T HD capable */
+};
+
+/** Marvell-Specific */
+enum {
+	PHY_M_AN_NXT_PG	= 1<<15, /* Request Next Page */
+	PHY_M_AN_ACK	= 1<<14, /* (ro)	Acknowledge Received */
+	PHY_M_AN_RF	= 1<<13, /* Remote Fault */
+
+	PHY_M_AN_ASP	= 1<<11, /* Asymmetric Pause */
+	PHY_M_AN_PC	= 1<<10, /* MAC Pause implemented */
+	PHY_M_AN_100_T4	= 1<<9, /* Not cap. 100Base-T4 (always 0) */
+	PHY_M_AN_100_FD	= 1<<8, /* Advertise 100Base-TX Full Duplex */
+	PHY_M_AN_100_HD	= 1<<7, /* Advertise 100Base-TX Half Duplex */
+	PHY_M_AN_10_FD	= 1<<6, /* Advertise 10Base-TX Full Duplex */
+	PHY_M_AN_10_HD	= 1<<5, /* Advertise 10Base-TX Half Duplex */
+	PHY_M_AN_SEL_MSK =0x1f<<4,	/* Bit  4.. 0: Selector Field Mask */
+};
+
+/* special defines for FIBER (88E1011S only) */
+enum {
+	PHY_M_AN_ASP_X	= 1<<8, /* Asymmetric Pause */
+	PHY_M_AN_PC_X	= 1<<7, /* MAC Pause implemented */
+	PHY_M_AN_1000X_AHD	= 1<<6, /* Advertise 10000Base-X Half Duplex */
+	PHY_M_AN_1000X_AFD	= 1<<5, /* Advertise 10000Base-X Full Duplex */
+};
+
+/* Pause Bits (PHY_M_AN_ASP_X and PHY_M_AN_PC_X) encoding */
+enum {
+	PHY_M_P_NO_PAUSE_X	= 0<<7,/* Bit  8.. 7:	no Pause Mode */
+	PHY_M_P_SYM_MD_X	= 1<<7, /* Bit  8.. 7:	symmetric Pause Mode */
+	PHY_M_P_ASYM_MD_X	= 2<<7,/* Bit  8.. 7:	asymmetric Pause Mode */
+	PHY_M_P_BOTH_MD_X	= 3<<7,/* Bit  8.. 7:	both Pause Mode */
+};
+
+/*****  PHY_MARV_1000T_CTRL	16 bit r/w	1000Base-T Control Reg *****/
+enum {
+	PHY_M_1000C_TEST	= 7<<13,/* Bit 15..13:	Test Modes */
+	PHY_M_1000C_MSE	= 1<<12, /* Manual Master/Slave Enable */
+	PHY_M_1000C_MSC	= 1<<11, /* M/S Configuration (1=Master) */
+	PHY_M_1000C_MPD	= 1<<10, /* Multi-Port Device */
+	PHY_M_1000C_AFD	= 1<<9, /* Advertise Full Duplex */
+	PHY_M_1000C_AHD	= 1<<8, /* Advertise Half Duplex */
+};
+
+/*****  PHY_MARV_PHY_CTRL	16 bit r/w	PHY Specific Ctrl Reg *****/
+enum {
+	PHY_M_PC_TX_FFD_MSK	= 3<<14,/* Bit 15..14: Tx FIFO Depth Mask */
+	PHY_M_PC_RX_FFD_MSK	= 3<<12,/* Bit 13..12: Rx FIFO Depth Mask */
+	PHY_M_PC_ASS_CRS_TX	= 1<<11, /* Assert CRS on Transmit */
+	PHY_M_PC_FL_GOOD	= 1<<10, /* Force Link Good */
+	PHY_M_PC_EN_DET_MSK	= 3<<8,/* Bit  9.. 8: Energy Detect Mask */
+	PHY_M_PC_ENA_EXT_D	= 1<<7, /* Enable Ext. Distance (10BT) */
+	PHY_M_PC_MDIX_MSK	= 3<<5,/* Bit  6.. 5: MDI/MDIX Config. Mask */
+	PHY_M_PC_DIS_125CLK	= 1<<4, /* Disable 125 CLK */
+	PHY_M_PC_MAC_POW_UP	= 1<<3, /* MAC Power up */
+	PHY_M_PC_SQE_T_ENA	= 1<<2, /* SQE Test Enabled */
+	PHY_M_PC_POL_R_DIS	= 1<<1, /* Polarity Reversal Disabled */
+	PHY_M_PC_DIS_JABBER	= 1<<0, /* Disable Jabber */
+};
+
+enum {
+	PHY_M_PC_EN_DET		= 2<<8,	/* Energy Detect (Mode 1) */
+	PHY_M_PC_EN_DET_PLUS	= 3<<8, /* Energy Detect Plus (Mode 2) */
+};
+
+#define PHY_M_PC_MDI_XMODE(x)	(((x)<<5) & PHY_M_PC_MDIX_MSK)	
+
+enum {
+	PHY_M_PC_MAN_MDI	= 0, /* 00 = Manual MDI configuration */
+	PHY_M_PC_MAN_MDIX	= 1, /* 01 = Manual MDIX configuration */
+	PHY_M_PC_ENA_AUTO	= 3, /* 11 = Enable Automatic Crossover */
+};
+
+/* for 10/100 Fast Ethernet PHY (88E3082 only) */
+enum {
+	PHY_M_PC_ENA_DTE_DT	= 1<<15, /* Enable Data Terminal Equ. (DTE) Detect */
+	PHY_M_PC_ENA_ENE_DT	= 1<<14, /* Enable Energy Detect (sense & pulse) */
+	PHY_M_PC_DIS_NLP_CK	= 1<<13, /* Disable Normal Link Puls (NLP) Check */
+	PHY_M_PC_ENA_LIP_NP	= 1<<12, /* Enable Link Partner Next Page Reg. */
+	PHY_M_PC_DIS_NLP_GN	= 1<<11, /* Disable Normal Link Puls Generation */
+
+	PHY_M_PC_DIS_SCRAMB	= 1<<9, /* Disable Scrambler */
+	PHY_M_PC_DIS_FEFI	= 1<<8, /* Disable Far End Fault Indic. (FEFI) */
+
+	PHY_M_PC_SH_TP_SEL	= 1<<6, /* Shielded Twisted Pair Select */
+	PHY_M_PC_RX_FD_MSK	= 3<<2,/* Bit  3.. 2: Rx FIFO Depth Mask */
+};
+
+/*****  PHY_MARV_PHY_STAT	16 bit r/o	PHY Specific Status Reg *****/
+enum {
+	PHY_M_PS_SPEED_MSK	= 3<<14, /* Bit 15..14: Speed Mask */
+	PHY_M_PS_SPEED_1000	= 1<<15, /*		10 = 1000 Mbps */
+	PHY_M_PS_SPEED_100	= 1<<14, /*		01 =  100 Mbps */
+	PHY_M_PS_SPEED_10	= 0,	 /*		00 =   10 Mbps */
+	PHY_M_PS_FULL_DUP	= 1<<13, /* Full Duplex */
+	PHY_M_PS_PAGE_REC	= 1<<12, /* Page Received */
+	PHY_M_PS_SPDUP_RES	= 1<<11, /* Speed & Duplex Resolved */
+	PHY_M_PS_LINK_UP	= 1<<10, /* Link Up */
+	PHY_M_PS_CABLE_MSK	= 7<<7,  /* Bit  9.. 7: Cable Length Mask */
+	PHY_M_PS_MDI_X_STAT	= 1<<6,  /* MDI Crossover Stat (1=MDIX) */
+	PHY_M_PS_DOWNS_STAT	= 1<<5,  /* Downshift Status (1=downsh.) */
+	PHY_M_PS_ENDET_STAT	= 1<<4,  /* Energy Detect Status (1=act) */
+	PHY_M_PS_TX_P_EN	= 1<<3,  /* Tx Pause Enabled */
+	PHY_M_PS_RX_P_EN	= 1<<2,  /* Rx Pause Enabled */
+	PHY_M_PS_POL_REV	= 1<<1,  /* Polarity Reversed */
+	PHY_M_PS_JABBER		= 1<<0,  /* Jabber */
+};
+
+#define PHY_M_PS_PAUSE_MSK	(PHY_M_PS_TX_P_EN | PHY_M_PS_RX_P_EN)
+
+/* for 10/100 Fast Ethernet PHY (88E3082 only) */
+enum {
+	PHY_M_PS_DTE_DETECT	= 1<<15, /* Data Terminal Equipment (DTE) Detected */
+	PHY_M_PS_RES_SPEED	= 1<<14, /* Resolved Speed (1=100 Mbps, 0=10 Mbps */
+};
+
+enum {
+	PHY_M_IS_AN_ERROR	= 1<<15, /* Auto-Negotiation Error */
+	PHY_M_IS_LSP_CHANGE	= 1<<14, /* Link Speed Changed */
+	PHY_M_IS_DUP_CHANGE	= 1<<13, /* Duplex Mode Changed */
+	PHY_M_IS_AN_PR		= 1<<12, /* Page Received */
+	PHY_M_IS_AN_COMPL	= 1<<11, /* Auto-Negotiation Completed */
+	PHY_M_IS_LST_CHANGE	= 1<<10, /* Link Status Changed */
+	PHY_M_IS_SYMB_ERROR	= 1<<9, /* Symbol Error */
+	PHY_M_IS_FALSE_CARR	= 1<<8, /* False Carrier */
+	PHY_M_IS_FIFO_ERROR	= 1<<7, /* FIFO Overflow/Underrun Error */
+	PHY_M_IS_MDI_CHANGE	= 1<<6, /* MDI Crossover Changed */
+	PHY_M_IS_DOWNSH_DET	= 1<<5, /* Downshift Detected */
+	PHY_M_IS_END_CHANGE	= 1<<4, /* Energy Detect Changed */
+
+	PHY_M_IS_DTE_CHANGE	= 1<<2, /* DTE Power Det. Status Changed */
+	PHY_M_IS_POL_CHANGE	= 1<<1, /* Polarity Changed */
+	PHY_M_IS_JABBER		= 1<<0, /* Jabber */
+};
+
+#define PHY_M_DEF_MSK	( PHY_M_IS_AN_ERROR | PHY_M_IS_LSP_CHANGE | \
+			  PHY_M_IS_LST_CHANGE | PHY_M_IS_FIFO_ERROR)
+
+/*****  PHY_MARV_EXT_CTRL	16 bit r/w	Ext. PHY Specific Ctrl *****/
+enum {
+	PHY_M_EC_ENA_BC_EXT = 1<<15, /* Enable Block Carr. Ext. (88E1111 only) */
+	PHY_M_EC_ENA_LIN_LB = 1<<14, /* Enable Line Loopback (88E1111 only) */
+
+	PHY_M_EC_DIS_LINK_P = 1<<12, /* Disable Link Pulses (88E1111 only) */
+	PHY_M_EC_M_DSC_MSK  = 3<<10, /* Bit 11..10:	Master Downshift Counter */
+					/* (88E1011 only) */
+	PHY_M_EC_S_DSC_MSK	= 3<<8,/* Bit  9.. 8:	Slave  Downshift Counter */
+				       /* (88E1011 only) */
+	PHY_M_EC_M_DSC_MSK2	= 7<<9,/* Bit 11.. 9:	Master Downshift Counter */
+					/* (88E1111 only) */
+	PHY_M_EC_DOWN_S_ENA	= 1<<8, /* Downshift Enable (88E1111 only) */
+					/* !!! Errata in spec. (1 = disable) */
+	PHY_M_EC_RX_TIM_CT	= 1<<7, /* RGMII Rx Timing Control*/
+	PHY_M_EC_MAC_S_MSK	= 7<<4,/* Bit  6.. 4:	Def. MAC interface speed */
+	PHY_M_EC_FIB_AN_ENA	= 1<<3, /* Fiber Auto-Neg. Enable (88E1011S only) */
+	PHY_M_EC_DTE_D_ENA	= 1<<2, /* DTE Detect Enable (88E1111 only) */
+	PHY_M_EC_TX_TIM_CT	= 1<<1, /* RGMII Tx Timing Control */
+	PHY_M_EC_TRANS_DIS	= 1<<0, /* Transmitter Disable (88E1111 only) */};
+
+#define PHY_M_EC_M_DSC(x)	((x)<<10) /* 00=1x; 01=2x; 10=3x; 11=4x */
+#define PHY_M_EC_S_DSC(x)	((x)<<8) /* 00=dis; 01=1x; 10=2x; 11=3x */
+#define PHY_M_EC_MAC_S(x)	((x)<<4) /* 01X=0; 110=2.5; 111=25 (MHz) */
+
+#define PHY_M_EC_M_DSC_2(x)	((x)<<9) /* 000=1x; 001=2x; 010=3x; 011=4x */
+											/* 100=5x; 101=6x; 110=7x; 111=8x */
+enum {
+	MAC_TX_CLK_0_MHZ	= 2,
+	MAC_TX_CLK_2_5_MHZ	= 6,
+	MAC_TX_CLK_25_MHZ 	= 7,
+};
+
+/*****  PHY_MARV_LED_CTRL	16 bit r/w	LED Control Reg *****/
+enum {
+	PHY_M_LEDC_DIS_LED	= 1<<15, /* Disable LED */
+	PHY_M_LEDC_PULS_MSK	= 7<<12,/* Bit 14..12: Pulse Stretch Mask */
+	PHY_M_LEDC_F_INT	= 1<<11, /* Force Interrupt */
+	PHY_M_LEDC_BL_R_MSK	= 7<<8,/* Bit 10.. 8: Blink Rate Mask */
+	PHY_M_LEDC_DP_C_LSB	= 1<<7, /* Duplex Control (LSB, 88E1111 only) */
+	PHY_M_LEDC_TX_C_LSB	= 1<<6, /* Tx Control (LSB, 88E1111 only) */
+	PHY_M_LEDC_LK_C_MSK	= 7<<3,/* Bit  5.. 3: Link Control Mask */
+					/* (88E1111 only) */
+};
+
+enum {
+	PHY_M_LEDC_LINK_MSK	= 3<<3,/* Bit  4.. 3: Link Control Mask */
+									/* (88E1011 only) */
+	PHY_M_LEDC_DP_CTRL	= 1<<2, /* Duplex Control */
+	PHY_M_LEDC_DP_C_MSB	= 1<<2, /* Duplex Control (MSB, 88E1111 only) */
+	PHY_M_LEDC_RX_CTRL	= 1<<1, /* Rx Activity / Link */
+	PHY_M_LEDC_TX_CTRL	= 1<<0, /* Tx Activity / Link */
+	PHY_M_LEDC_TX_C_MSB	= 1<<0, /* Tx Control (MSB, 88E1111 only) */
+};
+
+#define PHY_M_LED_PULS_DUR(x)	(	((x)<<12) & PHY_M_LEDC_PULS_MSK)
+
+enum {
+	PULS_NO_STR	= 0,/* no pulse stretching */
+	PULS_21MS	= 1,/* 21 ms to 42 ms */
+	PULS_42MS	= 2,/* 42 ms to 84 ms */
+	PULS_84MS	= 3,/* 84 ms to 170 ms */
+	PULS_170MS	= 4,/* 170 ms to 340 ms */
+	PULS_340MS	= 5,/* 340 ms to 670 ms */
+	PULS_670MS	= 6,/* 670 ms to 1.3 s */
+	PULS_1300MS	= 7,/* 1.3 s to 2.7 s */
+};
+
+#define PHY_M_LED_BLINK_RT(x)	(	((x)<<8) & PHY_M_LEDC_BL_R_MSK)
+
+enum {
+	BLINK_42MS	= 0,/* 42 ms */
+	BLINK_84MS	= 1,/* 84 ms */
+	BLINK_170MS	= 2,/* 170 ms */
+	BLINK_340MS	= 3,/* 340 ms */
+	BLINK_670MS	= 4,/* 670 ms */
+};
+
+/*****  PHY_MARV_LED_OVER	16 bit r/w	Manual LED Override Reg *****/
+#define PHY_M_LED_MO_SGMII(x)	((x)<<14) /* Bit 15..14:  SGMII AN Timer */
+										/* Bit 13..12:	reserved */
+#define PHY_M_LED_MO_DUP(x)	((x)<<10) /* Bit 11..10:  Duplex */
+#define PHY_M_LED_MO_10(x)	((x)<<8) /* Bit  9.. 8:  Link 10 */
+#define PHY_M_LED_MO_100(x)	((x)<<6) /* Bit  7.. 6:  Link 100 */
+#define PHY_M_LED_MO_1000(x)	((x)<<4) /* Bit  5.. 4:  Link 1000 */
+#define PHY_M_LED_MO_RX(x)	((x)<<2) /* Bit  3.. 2:  Rx */
+#define PHY_M_LED_MO_TX(x)	((x)<<0) /* Bit  1.. 0:  Tx */
+
+enum {
+	MO_LED_NORM	= 0,
+	MO_LED_BLINK	= 1,
+	MO_LED_OFF	= 2,
+	MO_LED_ON	= 3,
+};
+
+/*****  PHY_MARV_EXT_CTRL_2	16 bit r/w	Ext. PHY Specific Ctrl 2 *****/
+enum {
+	PHY_M_EC2_FI_IMPED	= 1<<6, /* Fiber Input  Impedance */
+	PHY_M_EC2_FO_IMPED	= 1<<5, /* Fiber Output Impedance */
+	PHY_M_EC2_FO_M_CLK	= 1<<4, /* Fiber Mode Clock Enable */
+	PHY_M_EC2_FO_BOOST	= 1<<3, /* Fiber Output Boost */
+	PHY_M_EC2_FO_AM_MSK	= 7,/* Bit  2.. 0:	Fiber Output Amplitude */
+};
+
+/*****  PHY_MARV_EXT_P_STAT 16 bit r/w	Ext. PHY Specific Status *****/
+enum {
+	PHY_M_FC_AUTO_SEL	= 1<<15, /* Fiber/Copper Auto Sel. Dis. */
+	PHY_M_FC_AN_REG_ACC	= 1<<14, /* Fiber/Copper AN Reg. Access */
+	PHY_M_FC_RESOLUTION	= 1<<13, /* Fiber/Copper Resolution */
+	PHY_M_SER_IF_AN_BP	= 1<<12, /* Ser. IF AN Bypass Enable */
+	PHY_M_SER_IF_BP_ST	= 1<<11, /* Ser. IF AN Bypass Status */
+	PHY_M_IRQ_POLARITY	= 1<<10, /* IRQ polarity */
+	PHY_M_DIS_AUT_MED	= 1<<9, /* Disable Aut. Medium Reg. Selection */
+									/* (88E1111 only) */
+								/* Bit  9.. 4: reserved (88E1011 only) */
+	PHY_M_UNDOC1	= 1<<7, /* undocumented bit !! */
+	PHY_M_DTE_POW_STAT	= 1<<4, /* DTE Power Status (88E1111 only) */
+	PHY_M_MODE_MASK	= 0xf, /* Bit  3.. 0: copy of HWCFG MODE[3:0] */
+};
+
+/*****  PHY_MARV_CABLE_DIAG	16 bit r/o	Cable Diagnostic Reg *****/
+enum {
+	PHY_M_CABD_ENA_TEST	= 1<<15, /* Enable Test (Page 0) */
+	PHY_M_CABD_DIS_WAIT	= 1<<15, /* Disable Waiting Period (Page 1) */
+					/* (88E1111 only) */
+	PHY_M_CABD_STAT_MSK	= 3<<13, /* Bit 14..13: Status Mask */
+	PHY_M_CABD_AMPL_MSK	= 0x1f<<8,/* Bit 12.. 8: Amplitude Mask */
+					/* (88E1111 only) */
+	PHY_M_CABD_DIST_MSK	= 0xff, /* Bit  7.. 0: Distance Mask */
+};
+
+/* values for Cable Diagnostic Status (11=fail; 00=OK; 10=open; 01=short) */
+enum {
+	CABD_STAT_NORMAL= 0,
+	CABD_STAT_SHORT	= 1,
+	CABD_STAT_OPEN	= 2,
+	CABD_STAT_FAIL	= 3,
+};
+
+/* for 10/100 Fast Ethernet PHY (88E3082 only) */
+/*****  PHY_MARV_FE_LED_PAR		16 bit r/w	LED Parallel Select Reg. *****/
+									/* Bit 15..12: reserved (used internally) */
+enum {
+	PHY_M_FELP_LED2_MSK = 0xf<<8,	/* Bit 11.. 8: LED2 Mask (LINK) */
+	PHY_M_FELP_LED1_MSK = 0xf<<4,	/* Bit  7.. 4: LED1 Mask (ACT) */
+	PHY_M_FELP_LED0_MSK = 0xf, /* Bit  3.. 0: LED0 Mask (SPEED) */
+};
+
+#define PHY_M_FELP_LED2_CTRL(x)	(	((x)<<8) & PHY_M_FELP_LED2_MSK)
+#define PHY_M_FELP_LED1_CTRL(x)	(	((x)<<4) & PHY_M_FELP_LED1_MSK)
+#define PHY_M_FELP_LED0_CTRL(x)	(	((x)<<0) & PHY_M_FELP_LED0_MSK)
+
+enum {
+	LED_PAR_CTRL_COLX	= 0x00,
+	LED_PAR_CTRL_ERROR	= 0x01,
+	LED_PAR_CTRL_DUPLEX	= 0x02,
+	LED_PAR_CTRL_DP_COL	= 0x03,
+	LED_PAR_CTRL_SPEED	= 0x04,
+	LED_PAR_CTRL_LINK	= 0x05,
+	LED_PAR_CTRL_TX		= 0x06,
+	LED_PAR_CTRL_RX		= 0x07,
+	LED_PAR_CTRL_ACT	= 0x08,
+	LED_PAR_CTRL_LNK_RX	= 0x09,
+	LED_PAR_CTRL_LNK_AC	= 0x0a,
+	LED_PAR_CTRL_ACT_BL	= 0x0b,
+	LED_PAR_CTRL_TX_BL	= 0x0c,
+	LED_PAR_CTRL_RX_BL	= 0x0d,
+	LED_PAR_CTRL_COL_BL	= 0x0e,
+	LED_PAR_CTRL_INACT	= 0x0f
+};
+
+/*****,PHY_MARV_FE_SPEC_2		16 bit r/w	Specific Control Reg. 2 *****/
+enum {
+	PHY_M_FESC_DIS_WAIT	= 1<<2, /* Disable TDR Waiting Period */
+	PHY_M_FESC_ENA_MCLK	= 1<<1, /* Enable MAC Rx Clock in sleep mode */
+	PHY_M_FESC_SEL_CL_A	= 1<<0, /* Select Class A driver (100B-TX) */
+};
+
+/* for Yukon-2 Gigabit Ethernet PHY (88E1112 only) */
+/*****  PHY_MARV_PHY_CTRL (page 2)		16 bit r/w	MAC Specific Ctrl *****/
+enum {
+	PHY_M_MAC_MD_MSK	= 7<<7, /* Bit  9.. 7: Mode Select Mask */
+	PHY_M_MAC_MD_AUTO	= 3,/* Auto Copper/1000Base-X */
+	PHY_M_MAC_MD_COPPER	= 5,/* Copper only */
+	PHY_M_MAC_MD_1000BX	= 7,/* 1000Base-X only */
+};
+#define PHY_M_MAC_MODE_SEL(x)	(	((x)<<7) & PHY_M_MAC_MD_MSK)
+
+/*****  PHY_MARV_PHY_CTRL (page 3)		16 bit r/w	LED Control Reg. *****/
+enum {
+	PHY_M_LEDC_LOS_MSK	= 0xf<<12,/* Bit 15..12: LOS LED Ctrl. Mask */
+	PHY_M_LEDC_INIT_MSK	= 0xf<<8, /* Bit 11.. 8: INIT LED Ctrl. Mask */
+	PHY_M_LEDC_STA1_MSK	= 0xf<<4,/* Bit  7.. 4: STAT1 LED Ctrl. Mask */
+	PHY_M_LEDC_STA0_MSK	= 0xf, /* Bit  3.. 0: STAT0 LED Ctrl. Mask */
+};
+
+#define PHY_M_LEDC_LOS_CTRL(x)	(	((x)<<12) & PHY_M_LEDC_LOS_MSK)
+#define PHY_M_LEDC_INIT_CTRL(x)	(	((x)<<8) & PHY_M_LEDC_INIT_MSK)
+#define PHY_M_LEDC_STA1_CTRL(x)	(	((x)<<4) & PHY_M_LEDC_STA1_MSK)
+#define PHY_M_LEDC_STA0_CTRL(x)	(	((x)<<0) & PHY_M_LEDC_STA0_MSK)
+
+/* GMAC registers  */
+/* Port Registers */
+enum {
+	GM_GP_STAT	= 0x0000,	/* 16 bit r/o	General Purpose Status */
+	GM_GP_CTRL	= 0x0004,	/* 16 bit r/w	General Purpose Control */
+	GM_TX_CTRL	= 0x0008,	/* 16 bit r/w	Transmit Control Reg. */
+	GM_RX_CTRL	= 0x000c,	/* 16 bit r/w	Receive Control Reg. */
+	GM_TX_FLOW_CTRL	= 0x0010,	/* 16 bit r/w	Transmit Flow-Control */
+	GM_TX_PARAM	= 0x0014,	/* 16 bit r/w	Transmit Parameter Reg. */
+	GM_SERIAL_MODE	= 0x0018,	/* 16 bit r/w	Serial Mode Register */
+/* Source Address Registers */
+	GM_SRC_ADDR_1L	= 0x001c,	/* 16 bit r/w	Source Address 1 (low) */
+	GM_SRC_ADDR_1M	= 0x0020,	/* 16 bit r/w	Source Address 1 (middle) */
+	GM_SRC_ADDR_1H	= 0x0024,	/* 16 bit r/w	Source Address 1 (high) */
+	GM_SRC_ADDR_2L	= 0x0028,	/* 16 bit r/w	Source Address 2 (low) */
+	GM_SRC_ADDR_2M	= 0x002c,	/* 16 bit r/w	Source Address 2 (middle) */
+	GM_SRC_ADDR_2H	= 0x0030,	/* 16 bit r/w	Source Address 2 (high) */
+
+/* Multicast Address Hash Registers */
+	GM_MC_ADDR_H1	= 0x0034,	/* 16 bit r/w	Multicast Address Hash 1 */
+	GM_MC_ADDR_H2	= 0x0038,	/* 16 bit r/w	Multicast Address Hash 2 */
+	GM_MC_ADDR_H3	= 0x003c,	/* 16 bit r/w	Multicast Address Hash 3 */
+	GM_MC_ADDR_H4	= 0x0040,	/* 16 bit r/w	Multicast Address Hash 4 */
+
+/* Interrupt Source Registers */
+	GM_TX_IRQ_SRC	= 0x0044,	/* 16 bit r/o	Tx Overflow IRQ Source */
+	GM_RX_IRQ_SRC	= 0x0048,	/* 16 bit r/o	Rx Overflow IRQ Source */
+	GM_TR_IRQ_SRC	= 0x004c,	/* 16 bit r/o	Tx/Rx Over. IRQ Source */
+
+/* Interrupt Mask Registers */
+	GM_TX_IRQ_MSK	= 0x0050,	/* 16 bit r/w	Tx Overflow IRQ Mask */
+	GM_RX_IRQ_MSK	= 0x0054,	/* 16 bit r/w	Rx Overflow IRQ Mask */
+	GM_TR_IRQ_MSK	= 0x0058,	/* 16 bit r/w	Tx/Rx Over. IRQ Mask */
+
+/* Serial Management Interface (SMI) Registers */
+	GM_SMI_CTRL	= 0x0080,	/* 16 bit r/w	SMI Control Register */
+	GM_SMI_DATA	= 0x0084,	/* 16 bit r/w	SMI Data Register */
+	GM_PHY_ADDR	= 0x0088,	/* 16 bit r/w	GPHY Address Register */
+};
+
+/* MIB Counters */
+#define GM_MIB_CNT_BASE	0x0100		/* Base Address of MIB Counters */
+#define GM_MIB_CNT_SIZE	44		/* Number of MIB Counters */
+
+/*
+ * MIB Counters base address definitions (low word) -
+ * use offset 4 for access to high word	(32 bit r/o)
+ */
+enum {
+	GM_RXF_UC_OK  = GM_MIB_CNT_BASE + 0,	/* Unicast Frames Received OK */
+	GM_RXF_BC_OK	= GM_MIB_CNT_BASE + 8,	/* Broadcast Frames Received OK */
+	GM_RXF_MPAUSE	= GM_MIB_CNT_BASE + 16,	/* Pause MAC Ctrl Frames Received */
+	GM_RXF_MC_OK	= GM_MIB_CNT_BASE + 24,	/* Multicast Frames Received OK */
+	GM_RXF_FCS_ERR	= GM_MIB_CNT_BASE + 32,	/* Rx Frame Check Seq. Error */
+	/* GM_MIB_CNT_BASE + 40:	reserved */
+	GM_RXO_OK_LO	= GM_MIB_CNT_BASE + 48,	/* Octets Received OK Low */
+	GM_RXO_OK_HI	= GM_MIB_CNT_BASE + 56,	/* Octets Received OK High */
+	GM_RXO_ERR_LO	= GM_MIB_CNT_BASE + 64,	/* Octets Received Invalid Low */
+	GM_RXO_ERR_HI	= GM_MIB_CNT_BASE + 72,	/* Octets Received Invalid High */
+	GM_RXF_SHT	= GM_MIB_CNT_BASE + 80,	/* Frames <64 Byte Received OK */
+	GM_RXE_FRAG	= GM_MIB_CNT_BASE + 88,	/* Frames <64 Byte Received with FCS Err */
+	GM_RXF_64B	= GM_MIB_CNT_BASE + 96,	/* 64 Byte Rx Frame */
+	GM_RXF_127B	= GM_MIB_CNT_BASE + 104,	/* 65-127 Byte Rx Frame */
+	GM_RXF_255B	= GM_MIB_CNT_BASE + 112,	/* 128-255 Byte Rx Frame */
+	GM_RXF_511B	= GM_MIB_CNT_BASE + 120,	/* 256-511 Byte Rx Frame */
+	GM_RXF_1023B	= GM_MIB_CNT_BASE + 128,	/* 512-1023 Byte Rx Frame */
+	GM_RXF_1518B	= GM_MIB_CNT_BASE + 136,	/* 1024-1518 Byte Rx Frame */
+	GM_RXF_MAX_SZ	= GM_MIB_CNT_BASE + 144,	/* 1519-MaxSize Byte Rx Frame */
+	GM_RXF_LNG_ERR	= GM_MIB_CNT_BASE + 152,	/* Rx Frame too Long Error */
+	GM_RXF_JAB_PKT	= GM_MIB_CNT_BASE + 160,	/* Rx Jabber Packet Frame */
+	/* GM_MIB_CNT_BASE + 168:	reserved */
+	GM_RXE_FIFO_OV	= GM_MIB_CNT_BASE + 176,	/* Rx FIFO overflow Event */
+	/* GM_MIB_CNT_BASE + 184:	reserved */
+	GM_TXF_UC_OK	= GM_MIB_CNT_BASE + 192,	/* Unicast Frames Xmitted OK */
+	GM_TXF_BC_OK	= GM_MIB_CNT_BASE + 200,	/* Broadcast Frames Xmitted OK */
+	GM_TXF_MPAUSE	= GM_MIB_CNT_BASE + 208,	/* Pause MAC Ctrl Frames Xmitted */
+	GM_TXF_MC_OK	= GM_MIB_CNT_BASE + 216,	/* Multicast Frames Xmitted OK */
+	GM_TXO_OK_LO	= GM_MIB_CNT_BASE + 224,	/* Octets Transmitted OK Low */
+	GM_TXO_OK_HI	= GM_MIB_CNT_BASE + 232,	/* Octets Transmitted OK High */
+	GM_TXF_64B	= GM_MIB_CNT_BASE + 240,	/* 64 Byte Tx Frame */
+	GM_TXF_127B	= GM_MIB_CNT_BASE + 248,	/* 65-127 Byte Tx Frame */
+	GM_TXF_255B	= GM_MIB_CNT_BASE + 256,	/* 128-255 Byte Tx Frame */
+	GM_TXF_511B	= GM_MIB_CNT_BASE + 264,	/* 256-511 Byte Tx Frame */
+	GM_TXF_1023B	= GM_MIB_CNT_BASE + 272,	/* 512-1023 Byte Tx Frame */
+	GM_TXF_1518B	= GM_MIB_CNT_BASE + 280,	/* 1024-1518 Byte Tx Frame */
+	GM_TXF_MAX_SZ	= GM_MIB_CNT_BASE + 288,	/* 1519-MaxSize Byte Tx Frame */
+
+	GM_TXF_COL	= GM_MIB_CNT_BASE + 304,	/* Tx Collision */
+	GM_TXF_LAT_COL	= GM_MIB_CNT_BASE + 312,	/* Tx Late Collision */
+	GM_TXF_ABO_COL	= GM_MIB_CNT_BASE + 320,	/* Tx aborted due to Exces. Col. */
+	GM_TXF_MUL_COL	= GM_MIB_CNT_BASE + 328,	/* Tx Multiple Collision */
+	GM_TXF_SNG_COL	= GM_MIB_CNT_BASE + 336,	/* Tx Single Collision */
+	GM_TXE_FIFO_UR	= GM_MIB_CNT_BASE + 344,	/* Tx FIFO Underrun Event */
+};
+
+/* GMAC Bit Definitions */
+/*	GM_GP_STAT	16 bit r/o	General Purpose Status Register */
+enum {
+	GM_GPSR_SPEED		= 1<<15, /* Bit 15:	Port Speed (1 = 100 Mbps) */
+	GM_GPSR_DUPLEX		= 1<<14, /* Bit 14:	Duplex Mode (1 = Full) */
+	GM_GPSR_FC_TX_DIS	= 1<<13, /* Bit 13:	Tx Flow-Control Mode Disabled */
+	GM_GPSR_LINK_UP		= 1<<12, /* Bit 12:	Link Up Status */
+	GM_GPSR_PAUSE		= 1<<11, /* Bit 11:	Pause State */
+	GM_GPSR_TX_ACTIVE	= 1<<10, /* Bit 10:	Tx in Progress */
+	GM_GPSR_EXC_COL		= 1<<9,	/* Bit  9:	Excessive Collisions Occured */
+	GM_GPSR_LAT_COL		= 1<<8,	/* Bit  8:	Late Collisions Occured */
+
+	GM_GPSR_PHY_ST_CH	= 1<<5,	/* Bit  5:	PHY Status Change */
+	GM_GPSR_GIG_SPEED	= 1<<4,	/* Bit  4:	Gigabit Speed (1 = 1000 Mbps) */
+	GM_GPSR_PART_MODE	= 1<<3,	/* Bit  3:	Partition mode */
+	GM_GPSR_FC_RX_DIS	= 1<<2,	/* Bit  2:	Rx Flow-Control Mode Disabled */
+	GM_GPSR_PROM_EN		= 1<<1,	/* Bit  1:	Promiscuous Mode Enabled */
+};
+	
+/*	GM_GP_CTRL	16 bit r/w	General Purpose Control Register */
+enum {
+	GM_GPCR_PROM_ENA	= 1<<14,	/* Bit 14:	Enable Promiscuous Mode */
+	GM_GPCR_FC_TX_DIS	= 1<<13, /* Bit 13:	Disable Tx Flow-Control Mode */
+	GM_GPCR_TX_ENA		= 1<<12, /* Bit 12:	Enable Transmit */
+	GM_GPCR_RX_ENA		= 1<<11, /* Bit 11:	Enable Receive */
+	GM_GPCR_BURST_ENA	= 1<<10, /* Bit 10:	Enable Burst Mode */
+	GM_GPCR_LOOP_ENA	= 1<<9,	/* Bit  9:	Enable MAC Loopback Mode */
+	GM_GPCR_PART_ENA	= 1<<8,	/* Bit  8:	Enable Partition Mode */
+	GM_GPCR_GIGS_ENA	= 1<<7,	/* Bit  7:	Gigabit Speed (1000 Mbps) */
+	GM_GPCR_FL_PASS		= 1<<6,	/* Bit  6:	Force Link Pass */
+	GM_GPCR_DUP_FULL	= 1<<5,	/* Bit  5:	Full Duplex Mode */
+	GM_GPCR_FC_RX_DIS	= 1<<4,	/* Bit  4:	Disable Rx Flow-Control Mode */
+	GM_GPCR_SPEED_100	= 1<<3,   /* Bit  3:	Port Speed 100 Mbps */
+	GM_GPCR_AU_DUP_DIS	= 1<<2,	/* Bit  2:	Disable Auto-Update Duplex */
+	GM_GPCR_AU_FCT_DIS	= 1<<1,	/* Bit  1:	Disable Auto-Update Flow-C. */
+	GM_GPCR_AU_SPD_DIS	= 1<<0,	/* Bit  0:	Disable Auto-Update Speed */
+};
+
+#define GM_GPCR_SPEED_1000	(GM_GPCR_GIGS_ENA | GM_GPCR_SPEED_100)
+#define GM_GPCR_AU_ALL_DIS	(GM_GPCR_AU_DUP_DIS | GM_GPCR_AU_FCT_DIS|GM_GPCR_AU_SPD_DIS)
+	
+/*	GM_TX_CTRL			16 bit r/w	Transmit Control Register */
+enum {
+	GM_TXCR_FORCE_JAM	= 1<<15, /* Bit 15:	Force Jam / Flow-Control */
+	GM_TXCR_CRC_DIS		= 1<<14, /* Bit 14:	Disable insertion of CRC */
+	GM_TXCR_PAD_DIS		= 1<<13, /* Bit 13:	Disable padding of packets */
+	GM_TXCR_COL_THR_MSK	= 1<<10, /* Bit 12..10:	Collision Threshold */
+};
+
+#define TX_COL_THR(x)		(((x)<<10) & GM_TXCR_COL_THR_MSK)
+#define TX_COL_DEF		0x04
+	
+/*	GM_RX_CTRL			16 bit r/w	Receive Control Register */
+enum {
+	GM_RXCR_UCF_ENA	= 1<<15, /* Bit 15:	Enable Unicast filtering */
+	GM_RXCR_MCF_ENA	= 1<<14, /* Bit 14:	Enable Multicast filtering */
+	GM_RXCR_CRC_DIS	= 1<<13, /* Bit 13:	Remove 4-byte CRC */
+	GM_RXCR_PASS_FC	= 1<<12, /* Bit 12:	Pass FC packets to FIFO */
+};
+	
+/*	GM_TX_PARAM		16 bit r/w	Transmit Parameter Register */
+enum {
+	GM_TXPA_JAMLEN_MSK	= 0x03<<14,	/* Bit 15..14:	Jam Length */
+	GM_TXPA_JAMIPG_MSK	= 0x1f<<9,	/* Bit 13..9:	Jam IPG */
+	GM_TXPA_JAMDAT_MSK	= 0x1f<<4,	/* Bit  8..4:	IPG Jam to Data */
+
+	TX_JAM_LEN_DEF		= 0x03,
+	TX_JAM_IPG_DEF		= 0x0b,
+	TX_IPG_JAM_DEF		= 0x1c,
+};
+
+#define TX_JAM_LEN_VAL(x)	(((x)<<14) & GM_TXPA_JAMLEN_MSK)
+#define TX_JAM_IPG_VAL(x)	(((x)<<9)  & GM_TXPA_JAMIPG_MSK)
+#define TX_IPG_JAM_DATA(x)	(((x)<<4)  & GM_TXPA_JAMDAT_MSK)
+
+
+/*	GM_SERIAL_MODE			16 bit r/w	Serial Mode Register */
+enum {
+	GM_SMOD_DATABL_MSK	= 0x1f<<11, /* Bit 15..11:	Data Blinder (r/o) */
+	GM_SMOD_LIMIT_4		= 1<<10, /* Bit 10:	4 consecutive Tx trials */
+	GM_SMOD_VLAN_ENA	= 1<<9,	/* Bit  9:	Enable VLAN  (Max. Frame Len) */
+	GM_SMOD_JUMBO_ENA	= 1<<8,	/* Bit  8:	Enable Jumbo (Max. Frame Len) */
+	 GM_SMOD_IPG_MSK	= 0x1f	/* Bit 4..0:	Inter-Packet Gap (IPG) */
+};
+	
+#define DATA_BLIND_VAL(x)	(((x)<<11) & GM_SMOD_DATABL_MSK)
+#define DATA_BLIND_DEF		0x04
+
+#define IPG_DATA_VAL(x)		(x & GM_SMOD_IPG_MSK)
+#define IPG_DATA_DEF		0x1e
+
+/*	GM_SMI_CTRL			16 bit r/w	SMI Control Register */
+enum {
+	GM_SMI_CT_PHY_A_MSK	= 0x1f<<11,/* Bit 15..11:	PHY Device Address */
+	GM_SMI_CT_REG_A_MSK	= 0x1f<<6,/* Bit 10.. 6:	PHY Register Address */
+	GM_SMI_CT_OP_RD		= 1<<5,	/* Bit  5:	OpCode Read (0=Write)*/
+	GM_SMI_CT_RD_VAL	= 1<<4,	/* Bit  4:	Read Valid (Read completed) */
+	GM_SMI_CT_BUSY		= 1<<3,	/* Bit  3:	Busy (Operation in progress) */
+};
+	
+#define GM_SMI_CT_PHY_AD(x)	(((x)<<11) & GM_SMI_CT_PHY_A_MSK)
+#define GM_SMI_CT_REG_AD(x)	(((x)<<6) & GM_SMI_CT_REG_A_MSK)
+
+/*	GM_PHY_ADDR				16 bit r/w	GPHY Address Register */
+enum {
+	GM_PAR_MIB_CLR	= 1<<5,	/* Bit  5:	Set MIB Clear Counter Mode */
+	GM_PAR_MIB_TST	= 1<<4,	/* Bit  4:	MIB Load Counter (Test Mode) */
+};
+	
+/* Receive Frame Status Encoding */
+enum {
+	GMR_FS_LEN	= 0xffff<<16, /* Bit 31..16:	Rx Frame Length */
+	GMR_FS_VLAN	= 1<<13, /* Bit 13:	VLAN Packet */
+	GMR_FS_JABBER	= 1<<12, /* Bit 12:	Jabber Packet */
+	GMR_FS_UN_SIZE	= 1<<11, /* Bit 11:	Undersize Packet */
+	GMR_FS_MC	= 1<<10, /* Bit 10:	Multicast Packet */
+	GMR_FS_BC	= 1<<9, /* Bit  9:	Broadcast Packet */
+	GMR_FS_RX_OK	= 1<<8, /* Bit  8:	Receive OK (Good Packet) */
+	GMR_FS_GOOD_FC	= 1<<7, /* Bit  7:	Good Flow-Control Packet */
+	GMR_FS_BAD_FC	= 1<<6, /* Bit  6:	Bad  Flow-Control Packet */
+	GMR_FS_MII_ERR	= 1<<5, /* Bit  5:	MII Error */
+	GMR_FS_LONG_ERR	= 1<<4, /* Bit  4:	Too Long Packet */
+	GMR_FS_FRAGMENT	= 1<<3, /* Bit  3:	Fragment */
+
+	GMR_FS_CRC_ERR	= 1<<1, /* Bit  1:	CRC Error */
+	GMR_FS_RX_FF_OV	= 1<<0, /* Bit  0:	Rx FIFO Overflow */
+
+/*
+ * GMR_FS_ANY_ERR (analogous to XMR_FS_ANY_ERR)
+ */
+	GMR_FS_ANY_ERR	= GMR_FS_CRC_ERR | GMR_FS_LONG_ERR | 
+		  	  GMR_FS_MII_ERR | GMR_FS_BAD_FC | GMR_FS_GOOD_FC | 
+			  GMR_FS_JABBER,
+/* Rx GMAC FIFO Flush Mask (default) */
+	RX_FF_FL_DEF_MSK = GMR_FS_CRC_ERR | GMR_FS_RX_FF_OV |GMR_FS_MII_ERR |
+			   GMR_FS_BAD_FC | GMR_FS_GOOD_FC | GMR_FS_UN_SIZE | 
+			   GMR_FS_JABBER,
+};
+
+/*	RX_GMF_CTRL_T	32 bit	Rx GMAC FIFO Control/Test */
+enum {
+	GMF_WP_TST_ON	= 1<<14,	/* Write Pointer Test On */
+	GMF_WP_TST_OFF	= 1<<13,	/* Write Pointer Test Off */
+	GMF_WP_STEP	= 1<<12,	/* Write Pointer Step/Increment */
+
+	GMF_RP_TST_ON	= 1<<10,	/* Read Pointer Test On */
+	GMF_RP_TST_OFF	= 1<<9,		/* Read Pointer Test Off */
+	GMF_RP_STEP	= 1<<8,		/* Read Pointer Step/Increment */
+	GMF_RX_F_FL_ON	= 1<<7,		/* Rx FIFO Flush Mode On */
+	GMF_RX_F_FL_OFF	= 1<<6,		/* Rx FIFO Flush Mode Off */
+	GMF_CLI_RX_FO	= 1<<5,		/* Clear IRQ Rx FIFO Overrun */
+	GMF_CLI_RX_FC	= 1<<4,		/* Clear IRQ Rx Frame Complete */
+	GMF_OPER_ON	= 1<<3,		/* Operational Mode On */
+	GMF_OPER_OFF	= 1<<2,		/* Operational Mode Off */
+	GMF_RST_CLR	= 1<<1,		/* Clear GMAC FIFO Reset */
+	GMF_RST_SET	= 1<<0,		/* Set   GMAC FIFO Reset */
+
+	RX_GMF_FL_THR_DEF = 0xa,	/* flush threshold (default) */
+};
+
+
+/*	TX_GMF_CTRL_T	32 bit	Tx GMAC FIFO Control/Test */
+enum {
+	GMF_WSP_TST_ON	= 1<<18,/* Write Shadow Pointer Test On */
+	GMF_WSP_TST_OFF	= 1<<17,/* Write Shadow Pointer Test Off */
+	GMF_WSP_STEP	= 1<<16,/* Write Shadow Pointer Step/Increment */
+
+	GMF_CLI_TX_FU	= 1<<6,	/* Clear IRQ Tx FIFO Underrun */
+	GMF_CLI_TX_FC	= 1<<5,	/* Clear IRQ Tx Frame Complete */
+	GMF_CLI_TX_PE	= 1<<4,	/* Clear IRQ Tx Parity Error */
+};
+
+/*	GMAC_TI_ST_CTRL	 8 bit	Time Stamp Timer Ctrl Reg (YUKON only) */
+enum {
+	GMT_ST_START	= 1<<2,	/* Start Time Stamp Timer */
+	GMT_ST_STOP	= 1<<1,	/* Stop  Time Stamp Timer */
+	GMT_ST_CLR_IRQ	= 1<<0,	/* Clear Time Stamp Timer IRQ */
+};
+
+/*	GMAC_CTRL		32 bit	GMAC Control Reg (YUKON only) */
+enum {
+	GMC_H_BURST_ON	= 1<<7,	/* Half Duplex Burst Mode On */
+	GMC_H_BURST_OFF	= 1<<6,	/* Half Duplex Burst Mode Off */
+	GMC_F_LOOPB_ON	= 1<<5,	/* FIFO Loopback On */
+	GMC_F_LOOPB_OFF	= 1<<4,	/* FIFO Loopback Off */
+	GMC_PAUSE_ON	= 1<<3,	/* Pause On */
+	GMC_PAUSE_OFF	= 1<<2,	/* Pause Off */
+	GMC_RST_CLR	= 1<<1,	/* Clear GMAC Reset */
+	GMC_RST_SET	= 1<<0,	/* Set   GMAC Reset */
+};
+
+/*	GPHY_CTRL		32 bit	GPHY Control Reg (YUKON only) */
+enum {
+	GPC_SEL_BDT	= 1<<28, /* Select Bi-Dir. Transfer for MDC/MDIO */
+	GPC_INT_POL_HI	= 1<<27, /* IRQ Polarity is Active HIGH */
+	GPC_75_OHM	= 1<<26, /* Use 75 Ohm Termination instead of 50 */
+	GPC_DIS_FC	= 1<<25, /* Disable Automatic Fiber/Copper Detection */
+	GPC_DIS_SLEEP	= 1<<24, /* Disable Energy Detect */
+	GPC_HWCFG_M_3	= 1<<23, /* HWCFG_MODE[3] */
+	GPC_HWCFG_M_2	= 1<<22, /* HWCFG_MODE[2] */
+	GPC_HWCFG_M_1	= 1<<21, /* HWCFG_MODE[1] */
+	GPC_HWCFG_M_0	= 1<<20, /* HWCFG_MODE[0] */
+	GPC_ANEG_0	= 1<<19, /* ANEG[0] */
+	GPC_ENA_XC	= 1<<18, /* Enable MDI crossover */
+	GPC_DIS_125	= 1<<17, /* Disable 125 MHz clock */
+	GPC_ANEG_3	= 1<<16, /* ANEG[3] */
+	GPC_ANEG_2	= 1<<15, /* ANEG[2] */
+	GPC_ANEG_1	= 1<<14, /* ANEG[1] */
+	GPC_ENA_PAUSE	= 1<<13, /* Enable Pause (SYM_OR_REM) */
+	GPC_PHYADDR_4	= 1<<12, /* Bit 4 of Phy Addr */
+	GPC_PHYADDR_3	= 1<<11, /* Bit 3 of Phy Addr */
+	GPC_PHYADDR_2	= 1<<10, /* Bit 2 of Phy Addr */
+	GPC_PHYADDR_1	= 1<<9,	 /* Bit 1 of Phy Addr */
+	GPC_PHYADDR_0	= 1<<8,	 /* Bit 0 of Phy Addr */
+						/* Bits  7..2:	reserved */
+	GPC_RST_CLR	= 1<<1,	/* Clear GPHY Reset */
+	GPC_RST_SET	= 1<<0,	/* Set   GPHY Reset */
+};
+
+#define GPC_HWCFG_GMII_COP (GPC_HWCFG_M_3|GPC_HWCFG_M_2 | GPC_HWCFG_M_1 | GPC_HWCFG_M_0)
+#define GPC_HWCFG_GMII_FIB (GPC_HWCFG_M_2 | GPC_HWCFG_M_1 | GPC_HWCFG_M_0)
+#define GPC_ANEG_ADV_ALL_M  (GPC_ANEG_3 | GPC_ANEG_2 | GPC_ANEG_1 | GPC_ANEG_0)
+
+/* forced speed and duplex mode (don't mix with other ANEG bits) */
+#define GPC_FRC10MBIT_HALF	0
+#define GPC_FRC10MBIT_FULL	GPC_ANEG_0
+#define GPC_FRC100MBIT_HALF	GPC_ANEG_1
+#define GPC_FRC100MBIT_FULL	(GPC_ANEG_0 | GPC_ANEG_1)
+
+/* auto-negotiation with limited advertised speeds */
+/* mix only with master/slave settings (for copper) */
+#define GPC_ADV_1000_HALF	GPC_ANEG_2
+#define GPC_ADV_1000_FULL	GPC_ANEG_3
+#define GPC_ADV_ALL		(GPC_ANEG_2 | GPC_ANEG_3)
+
+/* master/slave settings */
+/* only for copper with 1000 Mbps */
+#define GPC_FORCE_MASTER	0
+#define GPC_FORCE_SLAVE		GPC_ANEG_0
+#define GPC_PREF_MASTER		GPC_ANEG_1
+#define GPC_PREF_SLAVE		(GPC_ANEG_1 | GPC_ANEG_0)
+
+/*	GMAC_IRQ_SRC	 8 bit	GMAC Interrupt Source Reg (YUKON only) */
+/*	GMAC_IRQ_MSK	 8 bit	GMAC Interrupt Mask   Reg (YUKON only) */
+enum {
+	GM_IS_TX_CO_OV	= 1<<5,	/* Transmit Counter Overflow IRQ */
+	GM_IS_RX_CO_OV	= 1<<4,	/* Receive Counter Overflow IRQ */
+	GM_IS_TX_FF_UR	= 1<<3,	/* Transmit FIFO Underrun */
+	GM_IS_TX_COMPL	= 1<<2,	/* Frame Transmission Complete */
+	GM_IS_RX_FF_OR	= 1<<1,	/* Receive FIFO Overrun */
+	GM_IS_RX_COMPL	= 1<<0,	/* Frame Reception Complete */
+
+#define GMAC_DEF_MSK	(GM_IS_TX_CO_OV | GM_IS_RX_CO_OV | GM_IS_TX_FF_UR)
+
+/*	GMAC_LINK_CTRL	16 bit	GMAC Link Control Reg (YUKON only) */
+						/* Bits 15.. 2:	reserved */
+	GMLC_RST_CLR	= 1<<1,	/* Clear GMAC Link Reset */
+	GMLC_RST_SET	= 1<<0,	/* Set   GMAC Link Reset */
+
+
+/*	WOL_CTRL_STAT	16 bit	WOL Control/Status Reg */
+	WOL_CTL_LINK_CHG_OCC		= 1<<15,
+	WOL_CTL_MAGIC_PKT_OCC		= 1<<14,
+	WOL_CTL_PATTERN_OCC		= 1<<13,
+	WOL_CTL_CLEAR_RESULT		= 1<<12,
+	WOL_CTL_ENA_PME_ON_LINK_CHG	= 1<<11,
+	WOL_CTL_DIS_PME_ON_LINK_CHG	= 1<<10,
+	WOL_CTL_ENA_PME_ON_MAGIC_PKT	= 1<<9,
+	WOL_CTL_DIS_PME_ON_MAGIC_PKT	= 1<<8,
+	WOL_CTL_ENA_PME_ON_PATTERN	= 1<<7,
+	WOL_CTL_DIS_PME_ON_PATTERN	= 1<<6,
+	WOL_CTL_ENA_LINK_CHG_UNIT	= 1<<5,
+	WOL_CTL_DIS_LINK_CHG_UNIT	= 1<<4,
+	WOL_CTL_ENA_MAGIC_PKT_UNIT	= 1<<3,
+	WOL_CTL_DIS_MAGIC_PKT_UNIT	= 1<<2,
+	WOL_CTL_ENA_PATTERN_UNIT	= 1<<1,
+	WOL_CTL_DIS_PATTERN_UNIT	= 1<<0,
+};
+
+#define WOL_CTL_DEFAULT				\
+	(WOL_CTL_DIS_PME_ON_LINK_CHG |	\
+	WOL_CTL_DIS_PME_ON_PATTERN |	\
+	WOL_CTL_DIS_PME_ON_MAGIC_PKT |	\
+	WOL_CTL_DIS_LINK_CHG_UNIT |		\
+	WOL_CTL_DIS_PATTERN_UNIT |		\
+	WOL_CTL_DIS_MAGIC_PKT_UNIT)
+
+/*	WOL_MATCH_CTL	 8 bit	WOL Match Control Reg */
+#define WOL_CTL_PATT_ENA(x)	(1 << (x))
+
+
+/* XMAC II registers				      */
+enum {
+	XM_MMU_CMD	= 0x0000, /* 16 bit r/w	MMU Command Register */
+	XM_POFF		= 0x0008, /* 32 bit r/w	Packet Offset Register */
+	XM_BURST	= 0x000c, /* 32 bit r/w	Burst Register for half duplex*/
+	XM_1L_VLAN_TAG	= 0x0010, /* 16 bit r/w	One Level VLAN Tag ID */
+	XM_2L_VLAN_TAG	= 0x0014, /* 16 bit r/w	Two Level VLAN Tag ID */
+	XM_TX_CMD	= 0x0020, /* 16 bit r/w	Transmit Command Register */
+	XM_TX_RT_LIM	= 0x0024, /* 16 bit r/w	Transmit Retry Limit Register */
+	XM_TX_STIME	= 0x0028, /* 16 bit r/w	Transmit Slottime Register */
+	XM_TX_IPG	= 0x002c, /* 16 bit r/w	Transmit Inter Packet Gap */
+	XM_RX_CMD	= 0x0030, /* 16 bit r/w	Receive Command Register */
+	XM_PHY_ADDR	= 0x0034, /* 16 bit r/w	PHY Address Register */
+	XM_PHY_DATA	= 0x0038, /* 16 bit r/w	PHY Data Register */
+	XM_GP_PORT	= 0x0040, /* 32 bit r/w	General Purpose Port Register */
+	XM_IMSK		= 0x0044, /* 16 bit r/w	Interrupt Mask Register */
+	XM_ISRC		= 0x0048, /* 16 bit r/o	Interrupt Status Register */
+	XM_HW_CFG	= 0x004c, /* 16 bit r/w	Hardware Config Register */
+	XM_TX_LO_WM	= 0x0060, /* 16 bit r/w	Tx FIFO Low Water Mark */
+	XM_TX_HI_WM	= 0x0062, /* 16 bit r/w	Tx FIFO High Water Mark */
+	XM_TX_THR	= 0x0064, /* 16 bit r/w	Tx Request Threshold */
+	XM_HT_THR	= 0x0066, /* 16 bit r/w	Host Request Threshold */
+	XM_PAUSE_DA	= 0x0068, /* NA reg r/w	Pause Destination Address */
+	XM_CTL_PARA	= 0x0070, /* 32 bit r/w	Control Parameter Register */
+	XM_MAC_OPCODE	= 0x0074, /* 16 bit r/w	Opcode for MAC control frames */
+	XM_MAC_PTIME	= 0x0076, /* 16 bit r/w	Pause time for MAC ctrl frames*/
+	XM_TX_STAT	= 0x0078, /* 32 bit r/o	Tx Status LIFO Register */
+
+	XM_EXM_START	= 0x0080, /* r/w	Start Address of the EXM Regs */
+#define XM_EXM(reg)	(XM_EXM_START + ((reg) << 3))
+};
+
+enum {
+	XM_SRC_CHK	= 0x0100, /* NA reg r/w	Source Check Address Register */
+	XM_SA		= 0x0108, /* NA reg r/w	Station Address Register */
+	XM_HSM		= 0x0110, /* 64 bit r/w	Hash Match Address Registers */
+	XM_RX_LO_WM	= 0x0118, /* 16 bit r/w	Receive Low Water Mark */
+	XM_RX_HI_WM	= 0x011a, /* 16 bit r/w	Receive High Water Mark */
+	XM_RX_THR	= 0x011c, /* 32 bit r/w	Receive Request Threshold */
+	XM_DEV_ID	= 0x0120, /* 32 bit r/o	Device ID Register */
+	XM_MODE		= 0x0124, /* 32 bit r/w	Mode Register */
+	XM_LSA		= 0x0128, /* NA reg r/o	Last Source Register */
+	XM_TS_READ	= 0x0130, /* 32 bit r/o	Time Stamp Read Register */
+	XM_TS_LOAD	= 0x0134, /* 32 bit r/o	Time Stamp Load Value */
+	XM_STAT_CMD	= 0x0200, /* 16 bit r/w	Statistics Command Register */
+	XM_RX_CNT_EV	= 0x0204, /* 32 bit r/o	Rx Counter Event Register */
+	XM_TX_CNT_EV	= 0x0208, /* 32 bit r/o	Tx Counter Event Register */
+	XM_RX_EV_MSK	= 0x020c, /* 32 bit r/w	Rx Counter Event Mask */
+	XM_TX_EV_MSK	= 0x0210, /* 32 bit r/w	Tx Counter Event Mask */
+	XM_TXF_OK	= 0x0280, /* 32 bit r/o	Frames Transmitted OK Conuter */
+	XM_TXO_OK_HI	= 0x0284, /* 32 bit r/o	Octets Transmitted OK High Cnt*/
+	XM_TXO_OK_LO	= 0x0288, /* 32 bit r/o	Octets Transmitted OK Low Cnt */
+	XM_TXF_BC_OK	= 0x028c, /* 32 bit r/o	Broadcast Frames Xmitted OK */
+	XM_TXF_MC_OK	= 0x0290, /* 32 bit r/o	Multicast Frames Xmitted OK */
+	XM_TXF_UC_OK	= 0x0294, /* 32 bit r/o	Unicast Frames Xmitted OK */
+	XM_TXF_LONG	= 0x0298, /* 32 bit r/o	Tx Long Frame Counter */
+	XM_TXE_BURST	= 0x029c, /* 32 bit r/o	Tx Burst Event Counter */
+	XM_TXF_MPAUSE	= 0x02a0, /* 32 bit r/o	Tx Pause MAC Ctrl Frame Cnt */
+	XM_TXF_MCTRL	= 0x02a4, /* 32 bit r/o	Tx MAC Ctrl Frame Counter */
+	XM_TXF_SNG_COL	= 0x02a8, /* 32 bit r/o	Tx Single Collision Counter */
+	XM_TXF_MUL_COL	= 0x02ac, /* 32 bit r/o	Tx Multiple Collision Counter */
+	XM_TXF_ABO_COL	= 0x02b0, /* 32 bit r/o	Tx aborted due to Exces. Col. */
+	XM_TXF_LAT_COL	= 0x02b4, /* 32 bit r/o	Tx Late Collision Counter */
+	XM_TXF_DEF	= 0x02b8, /* 32 bit r/o	Tx Deferred Frame Counter */
+	XM_TXF_EX_DEF	= 0x02bc, /* 32 bit r/o	Tx Excessive Deferall Counter */
+	XM_TXE_FIFO_UR	= 0x02c0, /* 32 bit r/o	Tx FIFO Underrun Event Cnt */
+	XM_TXE_CS_ERR	= 0x02c4, /* 32 bit r/o	Tx Carrier Sense Error Cnt */
+	XM_TXP_UTIL	= 0x02c8, /* 32 bit r/o	Tx Utilization in % */
+	XM_TXF_64B	= 0x02d0, /* 32 bit r/o	64 Byte Tx Frame Counter */
+	XM_TXF_127B	= 0x02d4, /* 32 bit r/o	65-127 Byte Tx Frame Counter */
+	XM_TXF_255B	= 0x02d8, /* 32 bit r/o	128-255 Byte Tx Frame Counter */
+	XM_TXF_511B	= 0x02dc, /* 32 bit r/o	256-511 Byte Tx Frame Counter */
+	XM_TXF_1023B	= 0x02e0, /* 32 bit r/o	512-1023 Byte Tx Frame Counter*/
+	XM_TXF_MAX_SZ	= 0x02e4, /* 32 bit r/o	1024-MaxSize Byte Tx Frame Cnt*/
+	XM_RXF_OK	= 0x0300, /* 32 bit r/o	Frames Received OK */
+	XM_RXO_OK_HI	= 0x0304, /* 32 bit r/o	Octets Received OK High Cnt */
+	XM_RXO_OK_LO	= 0x0308, /* 32 bit r/o	Octets Received OK Low Counter*/
+	XM_RXF_BC_OK	= 0x030c, /* 32 bit r/o	Broadcast Frames Received OK */
+	XM_RXF_MC_OK	= 0x0310, /* 32 bit r/o	Multicast Frames Received OK */
+	XM_RXF_UC_OK	= 0x0314, /* 32 bit r/o	Unicast Frames Received OK */
+	XM_RXF_MPAUSE	= 0x0318, /* 32 bit r/o	Rx Pause MAC Ctrl Frame Cnt */
+	XM_RXF_MCTRL	= 0x031c, /* 32 bit r/o	Rx MAC Ctrl Frame Counter */
+	XM_RXF_INV_MP	= 0x0320, /* 32 bit r/o	Rx invalid Pause Frame Cnt */
+	XM_RXF_INV_MOC	= 0x0324, /* 32 bit r/o	Rx Frames with inv. MAC Opcode*/
+	XM_RXE_BURST	= 0x0328, /* 32 bit r/o	Rx Burst Event Counter */
+	XM_RXE_FMISS	= 0x032c, /* 32 bit r/o	Rx Missed Frames Event Cnt */
+	XM_RXF_FRA_ERR	= 0x0330, /* 32 bit r/o	Rx Framing Error Counter */
+	XM_RXE_FIFO_OV	= 0x0334, /* 32 bit r/o	Rx FIFO overflow Event Cnt */
+	XM_RXF_JAB_PKT	= 0x0338, /* 32 bit r/o	Rx Jabber Packet Frame Cnt */
+	XM_RXE_CAR_ERR	= 0x033c, /* 32 bit r/o	Rx Carrier Event Error Cnt */
+	XM_RXF_LEN_ERR	= 0x0340, /* 32 bit r/o	Rx in Range Length Error */
+	XM_RXE_SYM_ERR	= 0x0344, /* 32 bit r/o	Rx Symbol Error Counter */
+	XM_RXE_SHT_ERR	= 0x0348, /* 32 bit r/o	Rx Short Event Error Cnt */
+	XM_RXE_RUNT	= 0x034c, /* 32 bit r/o	Rx Runt Event Counter */
+	XM_RXF_LNG_ERR	= 0x0350, /* 32 bit r/o	Rx Frame too Long Error Cnt */
+	XM_RXF_FCS_ERR	= 0x0354, /* 32 bit r/o	Rx Frame Check Seq. Error Cnt */
+	XM_RXF_CEX_ERR	= 0x035c, /* 32 bit r/o	Rx Carrier Ext Error Frame Cnt*/
+	XM_RXP_UTIL	= 0x0360, /* 32 bit r/o	Rx Utilization in % */
+	XM_RXF_64B	= 0x0368, /* 32 bit r/o	64 Byte Rx Frame Counter */
+	XM_RXF_127B	= 0x036c, /* 32 bit r/o	65-127 Byte Rx Frame Counter */
+	XM_RXF_255B	= 0x0370, /* 32 bit r/o	128-255 Byte Rx Frame Counter */
+	XM_RXF_511B	= 0x0374, /* 32 bit r/o	256-511 Byte Rx Frame Counter */
+	XM_RXF_1023B	= 0x0378, /* 32 bit r/o	512-1023 Byte Rx Frame Counter*/
+	XM_RXF_MAX_SZ	= 0x037c, /* 32 bit r/o	1024-MaxSize Byte Rx Frame Cnt*/
+};
+
+/*	XM_MMU_CMD	16 bit r/w	MMU Command Register */
+enum {
+	XM_MMU_PHY_RDY	= 1<<12,/* Bit 12:	PHY Read Ready */
+	XM_MMU_PHY_BUSY	= 1<<11,/* Bit 11:	PHY Busy */
+	XM_MMU_IGN_PF	= 1<<10,/* Bit 10:	Ignore Pause Frame */
+	XM_MMU_MAC_LB	= 1<<9,	/* Bit  9:	Enable MAC Loopback */
+	XM_MMU_FRC_COL	= 1<<7,	/* Bit  7:	Force Collision */
+	XM_MMU_SIM_COL	= 1<<6,	/* Bit  6:	Simulate Collision */
+	XM_MMU_NO_PRE	= 1<<5,	/* Bit  5:	No MDIO Preamble */
+	XM_MMU_GMII_FD	= 1<<4,	/* Bit  4:	GMII uses Full Duplex */
+	XM_MMU_RAT_CTRL	= 1<<3,	/* Bit  3:	Enable Rate Control */
+	XM_MMU_GMII_LOOP= 1<<2,	/* Bit  2:	PHY is in Loopback Mode */
+	XM_MMU_ENA_RX	= 1<<1,	/* Bit  1:	Enable Receiver */
+	XM_MMU_ENA_TX	= 1<<0,	/* Bit  0:	Enable Transmitter */
+};
+
+
+/*	XM_TX_CMD	16 bit r/w	Transmit Command Register */
+enum {
+	XM_TX_BK2BK	= 1<<6,	/* Bit  6:	Ignor Carrier Sense (Tx Bk2Bk)*/
+	XM_TX_ENC_BYP	= 1<<5,	/* Bit  5:	Set Encoder in Bypass Mode */
+	XM_TX_SAM_LINE	= 1<<4,	/* Bit  4: (sc)	Start utilization calculation */
+	XM_TX_NO_GIG_MD	= 1<<3,	/* Bit  3:	Disable Carrier Extension */
+	XM_TX_NO_PRE	= 1<<2,	/* Bit  2:	Disable Preamble Generation */
+	XM_TX_NO_CRC	= 1<<1,	/* Bit  1:	Disable CRC Generation */
+	XM_TX_AUTO_PAD	= 1<<0,	/* Bit  0:	Enable Automatic Padding */
+};
+
+/*	XM_TX_RT_LIM	16 bit r/w	Transmit Retry Limit Register */
+#define XM_RT_LIM_MSK	0x1f	/* Bit  4..0:	Tx Retry Limit */
+
+
+/*	XM_TX_STIME	16 bit r/w	Transmit Slottime Register */
+#define XM_STIME_MSK	0x7f	/* Bit  6..0:	Tx Slottime bits */
+
+
+/*	XM_TX_IPG	16 bit r/w	Transmit Inter Packet Gap */
+#define XM_IPG_MSK		0xff	/* Bit  7..0:	IPG value bits */
+
+
+/*	XM_RX_CMD	16 bit r/w	Receive Command Register */
+enum {
+	XM_RX_LENERR_OK	= 1<<8,	/* Bit  8	don't set Rx Err bit for */
+				/*		inrange error packets */
+	XM_RX_BIG_PK_OK	= 1<<7,	/* Bit  7	don't set Rx Err bit for */
+				/*		jumbo packets */
+	XM_RX_IPG_CAP	= 1<<6,	/* Bit  6	repl. type field with IPG */
+	XM_RX_TP_MD	= 1<<5,	/* Bit  5:	Enable transparent Mode */
+	XM_RX_STRIP_FCS	= 1<<4,	/* Bit  4:	Enable FCS Stripping */
+	XM_RX_SELF_RX	= 1<<3,	/* Bit  3: 	Enable Rx of own packets */
+	XM_RX_SAM_LINE	= 1<<2,	/* Bit  2: (sc)	Start utilization calculation */
+	XM_RX_STRIP_PAD	= 1<<1,	/* Bit  1:	Strip pad bytes of Rx frames */
+	XM_RX_DIS_CEXT	= 1<<0,	/* Bit  0:	Disable carrier ext. check */
+};
+
+
+/*	XM_PHY_ADDR	16 bit r/w	PHY Address Register */
+#define XM_PHY_ADDR_SZ	0x1f	/* Bit  4..0:	PHY Address bits */
+
+
+/*	XM_GP_PORT	32 bit r/w	General Purpose Port Register */
+enum {
+	XM_GP_ANIP	= 1<<6,	/* Bit  6: (ro)	Auto-Neg. in progress */
+	XM_GP_FRC_INT	= 1<<5,	/* Bit  5: (sc)	Force Interrupt */
+	XM_GP_RES_MAC	= 1<<3,	/* Bit  3: (sc)	Reset MAC and FIFOs */
+	XM_GP_RES_STAT	= 1<<2,	/* Bit  2: (sc)	Reset the statistics module */
+	XM_GP_INP_ASS	= 1<<0,	/* Bit  0: (ro) GP Input Pin asserted */
+};
+
+
+/*	XM_IMSK		16 bit r/w	Interrupt Mask Register */
+/*	XM_ISRC		16 bit r/o	Interrupt Status Register */
+enum {
+	XM_IS_LNK_AE	= 1<<14, /* Bit 14:	Link Asynchronous Event */
+	XM_IS_TX_ABORT	= 1<<13, /* Bit 13:	Transmit Abort, late Col. etc */
+	XM_IS_FRC_INT	= 1<<12, /* Bit 12:	Force INT bit set in GP */
+	XM_IS_INP_ASS	= 1<<11,	/* Bit 11:	Input Asserted, GP bit 0 set */
+	XM_IS_LIPA_RC	= 1<<10,	/* Bit 10:	Link Partner requests config */
+	XM_IS_RX_PAGE	= 1<<9,	/* Bit  9:	Page Received */
+	XM_IS_TX_PAGE	= 1<<8,	/* Bit  8:	Next Page Loaded for Transmit */
+	XM_IS_AND	= 1<<7,	/* Bit  7:	Auto-Negotiation Done */
+	XM_IS_TSC_OV	= 1<<6,	/* Bit  6:	Time Stamp Counter Overflow */
+	XM_IS_RXC_OV	= 1<<5,	/* Bit  5:	Rx Counter Event Overflow */
+	XM_IS_TXC_OV	= 1<<4,	/* Bit  4:	Tx Counter Event Overflow */
+	XM_IS_RXF_OV	= 1<<3,	/* Bit  3:	Receive FIFO Overflow */
+	XM_IS_TXF_UR	= 1<<2,	/* Bit  2:	Transmit FIFO Underrun */
+	XM_IS_TX_COMP	= 1<<1,	/* Bit  1:	Frame Tx Complete */
+	XM_IS_RX_COMP	= 1<<0,	/* Bit  0:	Frame Rx Complete */
+};
+
+#define XM_DEF_MSK	(~(XM_IS_INP_ASS | XM_IS_LIPA_RC | XM_IS_RX_PAGE | \
+			   XM_IS_AND | XM_IS_RXC_OV | XM_IS_TXC_OV | \
+			   XM_IS_RXF_OV | XM_IS_TXF_UR))
+
+
+/*	XM_HW_CFG	16 bit r/w	Hardware Config Register */
+enum {
+	XM_HW_GEN_EOP	= 1<<3,	/* Bit  3:	generate End of Packet pulse */
+	XM_HW_COM4SIG	= 1<<2,	/* Bit  2:	use Comma Detect for Sig. Det.*/
+	XM_HW_GMII_MD	= 1<<0,	/* Bit  0:	GMII Interface selected */
+};
+
+
+/*	XM_TX_LO_WM	16 bit r/w	Tx FIFO Low Water Mark */
+/*	XM_TX_HI_WM	16 bit r/w	Tx FIFO High Water Mark */
+#define XM_TX_WM_MSK	0x01ff	/* Bit  9.. 0	Tx FIFO Watermark bits */
+
+/*	XM_TX_THR	16 bit r/w	Tx Request Threshold */
+/*	XM_HT_THR	16 bit r/w	Host Request Threshold */
+/*	XM_RX_THR	16 bit r/w	Rx Request Threshold */
+#define XM_THR_MSK		0x03ff	/* Bit 10.. 0	Rx/Tx Request Threshold bits */
+
+
+/*	XM_TX_STAT	32 bit r/o	Tx Status LIFO Register */
+enum {
+	XM_ST_VALID	= (1UL<<31),	/* Bit 31:	Status Valid */
+	XM_ST_BYTE_CNT	= (0x3fffL<<17),	/* Bit 30..17:	Tx frame Length */
+	XM_ST_RETRY_CNT	= (0x1fL<<12),	/* Bit 16..12:	Retry Count */
+	XM_ST_EX_COL	= 1<<11,	/* Bit 11:	Excessive Collisions */
+	XM_ST_EX_DEF	= 1<<10,	/* Bit 10:	Excessive Deferral */
+	XM_ST_BURST	= 1<<9,		/* Bit  9:	p. xmitted in burst md*/
+	XM_ST_DEFER	= 1<<8,		/* Bit  8:	packet was defered */
+	XM_ST_BC	= 1<<7,		/* Bit  7:	Broadcast packet */
+	XM_ST_MC	= 1<<6,		/* Bit  6:	Multicast packet */
+	XM_ST_UC	= 1<<5,		/* Bit  5:	Unicast packet */
+	XM_ST_TX_UR	= 1<<4,		/* Bit  4:	FIFO Underrun occured */
+	XM_ST_CS_ERR	= 1<<3,		/* Bit  3:	Carrier Sense Error */
+	XM_ST_LAT_COL	= 1<<2,		/* Bit  2:	Late Collision Error */
+	XM_ST_MUL_COL	= 1<<1,		/* Bit  1:	Multiple Collisions */
+	XM_ST_SGN_COL	= 1<<0,		/* Bit  0:	Single Collision */
+};
+
+/*	XM_RX_LO_WM	16 bit r/w	Receive Low Water Mark */
+/*	XM_RX_HI_WM	16 bit r/w	Receive High Water Mark */
+#define XM_RX_WM_MSK	0x03ff		/* Bit 11.. 0:	Rx FIFO Watermark bits */
+
+
+/*	XM_DEV_ID	32 bit r/o	Device ID Register */
+#define XM_DEV_OUI	(0x00ffffffUL<<8)	/* Bit 31..8:	Device OUI */
+#define XM_DEV_REV	(0x07L << 5)		/* Bit  7..5:	Chip Rev Num */
+
+
+/*	XM_MODE		32 bit r/w	Mode Register */
+enum {
+	XM_MD_ENA_REJ	= 1<<26, /* Bit 26:	Enable Frame Reject */
+	XM_MD_SPOE_E	= 1<<25, /* Bit 25:	Send Pause on Edge */
+									/* 		extern generated */
+	XM_MD_TX_REP	= 1<<24, /* Bit 24:	Transmit Repeater Mode */
+	XM_MD_SPOFF_I	= 1<<23, /* Bit 23:	Send Pause on FIFO full */
+									/*		intern generated */
+	XM_MD_LE_STW	= 1<<22, /* Bit 22:	Rx Stat Word in Little Endian */
+	XM_MD_TX_CONT	= 1<<21, /* Bit 21:	Send Continuous */
+	XM_MD_TX_PAUSE	= 1<<20, /* Bit 20: (sc)	Send Pause Frame */
+	XM_MD_ATS	= 1<<19, /* Bit 19:	Append Time Stamp */
+	XM_MD_SPOL_I	= 1<<18, /* Bit 18:	Send Pause on Low */
+									/*		intern generated */
+	XM_MD_SPOH_I	= 1<<17, /* Bit 17:	Send Pause on High */
+									/*		intern generated */
+	XM_MD_CAP	= 1<<16, /* Bit 16:	Check Address Pair */
+	XM_MD_ENA_HASH	= 1<<15, /* Bit 15:	Enable Hashing */
+	XM_MD_CSA	= 1<<14, /* Bit 14:	Check Station Address */
+	XM_MD_CAA	= 1<<13, /* Bit 13:	Check Address Array */
+	XM_MD_RX_MCTRL	= 1<<12, /* Bit 12:	Rx MAC Control Frame */
+	XM_MD_RX_RUNT	= 1<<11, /* Bit 11:	Rx Runt Frames */
+	XM_MD_RX_IRLE	= 1<<10, /* Bit 10:	Rx in Range Len Err Frame */
+	XM_MD_RX_LONG	= 1<<9,  /* Bit  9:	Rx Long Frame */
+	XM_MD_RX_CRCE	= 1<<8,  /* Bit  8:	Rx CRC Error Frame */
+	XM_MD_RX_ERR	= 1<<7,  /* Bit  7:	Rx Error Frame */
+	XM_MD_DIS_UC	= 1<<6,  /* Bit  6:	Disable Rx Unicast */
+	XM_MD_DIS_MC	= 1<<5,  /* Bit  5:	Disable Rx Multicast */
+	XM_MD_DIS_BC	= 1<<4,  /* Bit  4:	Disable Rx Broadcast */
+	XM_MD_ENA_PROM	= 1<<3,  /* Bit  3:	Enable Promiscuous */
+	XM_MD_ENA_BE	= 1<<2,  /* Bit  2:	Enable Big Endian */
+	XM_MD_FTF	= 1<<1,  /* Bit  1: (sc)	Flush Tx FIFO */
+	XM_MD_FRF	= 1<<0,  /* Bit  0: (sc)	Flush Rx FIFO */
+};
+
+#define XM_PAUSE_MODE	(XM_MD_SPOE_E | XM_MD_SPOL_I | XM_MD_SPOH_I)
+#define XM_DEF_MODE		(XM_MD_RX_RUNT | XM_MD_RX_IRLE | XM_MD_RX_LONG |\
+				XM_MD_RX_CRCE | XM_MD_RX_ERR | XM_MD_CSA | XM_MD_CAA)
+
+/*	XM_STAT_CMD	16 bit r/w	Statistics Command Register */
+enum {
+	XM_SC_SNP_RXC	= 1<<5,	/* Bit  5: (sc)	Snap Rx Counters */
+	XM_SC_SNP_TXC	= 1<<4,	/* Bit  4: (sc)	Snap Tx Counters */
+	XM_SC_CP_RXC	= 1<<3,	/* Bit  3: 	Copy Rx Counters Continuously */
+	XM_SC_CP_TXC	= 1<<2,	/* Bit  2:	Copy Tx Counters Continuously */
+	XM_SC_CLR_RXC	= 1<<1,	/* Bit  1: (sc)	Clear Rx Counters */
+	XM_SC_CLR_TXC	= 1<<0,	/* Bit  0: (sc) Clear Tx Counters */
+};
+
+
+/*	XM_RX_CNT_EV	32 bit r/o	Rx Counter Event Register */
+/*	XM_RX_EV_MSK	32 bit r/w	Rx Counter Event Mask */
+enum {
+	XMR_MAX_SZ_OV	= 1<<31, /* Bit 31:	1024-MaxSize Rx Cnt Ov*/
+	XMR_1023B_OV	= 1<<30, /* Bit 30:	512-1023Byte Rx Cnt Ov*/
+	XMR_511B_OV	= 1<<29, /* Bit 29:	256-511 Byte Rx Cnt Ov*/
+	XMR_255B_OV	= 1<<28, /* Bit 28:	128-255 Byte Rx Cnt Ov*/
+	XMR_127B_OV	= 1<<27, /* Bit 27:	65-127 Byte Rx Cnt Ov */
+	XMR_64B_OV	= 1<<26, /* Bit 26:	64 Byte Rx Cnt Ov */
+	XMR_UTIL_OV	= 1<<25, /* Bit 25:	Rx Util Cnt Overflow */
+	XMR_UTIL_UR	= 1<<24, /* Bit 24:	Rx Util Cnt Underrun */
+	XMR_CEX_ERR_OV	= 1<<23, /* Bit 23:	CEXT Err Cnt Ov */
+	XMR_FCS_ERR_OV	= 1<<21, /* Bit 21:	Rx FCS Error Cnt Ov */
+	XMR_LNG_ERR_OV	= 1<<20, /* Bit 20:	Rx too Long Err Cnt Ov*/
+	XMR_RUNT_OV	= 1<<19, /* Bit 19:	Runt Event Cnt Ov */
+	XMR_SHT_ERR_OV	= 1<<18, /* Bit 18:	Rx Short Ev Err Cnt Ov*/
+	XMR_SYM_ERR_OV	= 1<<17, /* Bit 17:	Rx Sym Err Cnt Ov */
+	XMR_CAR_ERR_OV	= 1<<15, /* Bit 15:	Rx Carr Ev Err Cnt Ov */
+	XMR_JAB_PKT_OV	= 1<<14, /* Bit 14:	Rx Jabb Packet Cnt Ov */
+	XMR_FIFO_OV	= 1<<13, /* Bit 13:	Rx FIFO Ov Ev Cnt Ov */
+	XMR_FRA_ERR_OV	= 1<<12, /* Bit 12:	Rx Framing Err Cnt Ov */
+	XMR_FMISS_OV	= 1<<11, /* Bit 11:	Rx Missed Ev Cnt Ov */
+	XMR_BURST	= 1<<10, /* Bit 10:	Rx Burst Event Cnt Ov */
+	XMR_INV_MOC	= 1<<9,  /* Bit  9:	Rx with inv. MAC OC Ov*/
+	XMR_INV_MP	= 1<<8,  /* Bit  8:	Rx inv Pause Frame Ov */
+	XMR_MCTRL_OV	= 1<<7,  /* Bit  7:	Rx MAC Ctrl-F Cnt Ov */
+	XMR_MPAUSE_OV	= 1<<6,  /* Bit  6:	Rx Pause MAC Ctrl-F Ov*/
+	XMR_UC_OK_OV	= 1<<5,  /* Bit  5:	Rx Unicast Frame CntOv*/
+	XMR_MC_OK_OV	= 1<<4,  /* Bit  4:	Rx Multicast Cnt Ov */
+	XMR_BC_OK_OV	= 1<<3,  /* Bit  3:	Rx Broadcast Cnt Ov */
+	XMR_OK_LO_OV	= 1<<2,  /* Bit  2:	Octets Rx OK Low CntOv*/
+	XMR_OK_HI_OV	= 1<<1,  /* Bit  1:	Octets Rx OK Hi Cnt Ov*/
+	XMR_OK_OV	= 1<<0,  /* Bit  0:	Frames Received Ok Ov */
+};
+
+#define XMR_DEF_MSK		(XMR_OK_LO_OV | XMR_OK_HI_OV)
+
+/*	XM_TX_CNT_EV	32 bit r/o	Tx Counter Event Register */
+/*	XM_TX_EV_MSK	32 bit r/w	Tx Counter Event Mask */
+enum {
+	XMT_MAX_SZ_OV	= 1<<25,	/* Bit 25:	1024-MaxSize Tx Cnt Ov*/
+	XMT_1023B_OV	= 1<<24,	/* Bit 24:	512-1023Byte Tx Cnt Ov*/
+	XMT_511B_OV	= 1<<23,	/* Bit 23:	256-511 Byte Tx Cnt Ov*/
+	XMT_255B_OV	= 1<<22,	/* Bit 22:	128-255 Byte Tx Cnt Ov*/
+	XMT_127B_OV	= 1<<21,	/* Bit 21:	65-127 Byte Tx Cnt Ov */
+	XMT_64B_OV	= 1<<20,	/* Bit 20:	64 Byte Tx Cnt Ov */
+	XMT_UTIL_OV	= 1<<19,	/* Bit 19:	Tx Util Cnt Overflow */
+	XMT_UTIL_UR	= 1<<18,	/* Bit 18:	Tx Util Cnt Underrun */
+	XMT_CS_ERR_OV	= 1<<17,	/* Bit 17:	Tx Carr Sen Err Cnt Ov*/
+	XMT_FIFO_UR_OV	= 1<<16,	/* Bit 16:	Tx FIFO Ur Ev Cnt Ov */
+	XMT_EX_DEF_OV	= 1<<15,	/* Bit 15:	Tx Ex Deferall Cnt Ov */
+	XMT_DEF	= 1<<14,	/* Bit 14:	Tx Deferred Cnt Ov */
+	XMT_LAT_COL_OV	= 1<<13,	/* Bit 13:	Tx Late Col Cnt Ov */
+	XMT_ABO_COL_OV	= 1<<12,	/* Bit 12:	Tx abo dueto Ex Col Ov*/
+	XMT_MUL_COL_OV	= 1<<11,	/* Bit 11:	Tx Mult Col Cnt Ov */
+	XMT_SNG_COL	= 1<<10,	/* Bit 10:	Tx Single Col Cnt Ov */
+	XMT_MCTRL_OV	= 1<<9,		/* Bit  9:	Tx MAC Ctrl Counter Ov*/
+	XMT_MPAUSE	= 1<<8,		/* Bit  8:	Tx Pause MAC Ctrl-F Ov*/
+	XMT_BURST	= 1<<7,		/* Bit  7:	Tx Burst Event Cnt Ov */
+	XMT_LONG	= 1<<6,		/* Bit  6:	Tx Long Frame Cnt Ov */
+	XMT_UC_OK_OV	= 1<<5,		/* Bit  5:	Tx Unicast Cnt Ov */
+	XMT_MC_OK_OV	= 1<<4,		/* Bit  4:	Tx Multicast Cnt Ov */
+	XMT_BC_OK_OV	= 1<<3,		/* Bit  3:	Tx Broadcast Cnt Ov */
+	XMT_OK_LO_OV	= 1<<2,		/* Bit  2:	Octets Tx OK Low CntOv*/
+	XMT_OK_HI_OV	= 1<<1,		/* Bit  1:	Octets Tx OK Hi Cnt Ov*/
+	XMT_OK_OV	= 1<<0,		/* Bit  0:	Frames Tx Ok Ov */
+};
+
+#define XMT_DEF_MSK		(XMT_OK_LO_OV | XMT_OK_HI_OV)
+
+struct skge_rx_desc {
+	u32		control;
+	u32		next_offset;
+	u32		dma_lo;
+	u32		dma_hi;
+	u32		status;
+	u32		timestamp;
+	u16		csum2;
+	u16		csum1;
+	u16		csum2_start;
+	u16		csum1_start;
+};
+
+struct skge_tx_desc {
+	u32		control;
+	u32		next_offset;
+	u32		dma_lo;
+	u32		dma_hi;
+	u32		status;
+	u32		csum_offs;
+	u16		csum_write;
+	u16		csum_start;
+	u32		rsvd;
+};
+
+struct skge_element {
+	struct skge_element	*next;
+	void			*desc;
+	struct sk_buff  	*skb;
+	DECLARE_PCI_UNMAP_ADDR(mapaddr);
+	DECLARE_PCI_UNMAP_LEN(maplen);
+};
+
+struct skge_ring {
+	struct skge_element *to_clean;
+	struct skge_element *to_use;
+	struct skge_element *start;
+	unsigned long	    count;
+};
+
+
+struct skge_hw {
+	void __iomem  	     *regs;
+	struct pci_dev	     *pdev;
+	u32		     intr_mask;
+	struct net_device    *dev[2];
+
+	u8		     mac_cfg;
+	u8	     	     chip_id;
+	u8		     phy_type;
+	u8		     pmd_type;
+	u16		     phy_addr;
+
+	u32	     	     ram_size;
+	u32	     	     ram_offset;
+	
+	struct tasklet_struct ext_tasklet;
+	spinlock_t	     phy_lock;
+};
+
+static inline int isdualport(const struct skge_hw *hw)
+{
+	return !(hw->mac_cfg & CFG_SNG_MAC);
+}
+
+static inline u8 chip_rev(const struct skge_hw *hw)
+{
+	return (hw->mac_cfg & CFG_CHIP_R_MSK) >> 4;
+}
+
+static inline int iscopper(const struct skge_hw *hw)
+{
+	return (hw->pmd_type == 'T');
+}
+
+enum {
+	FLOW_MODE_NONE 		= 0, /* No Flow-Control */
+	FLOW_MODE_LOC_SEND	= 1, /* Local station sends PAUSE */
+	FLOW_MODE_REM_SEND	= 2, /* Symmetric or just remote */
+	FLOW_MODE_SYMMETRIC	= 3, /* Both stations may send PAUSE */
+};
+	
+struct skge_port {
+	u32		     msg_enable;
+	struct skge_hw	     *hw;
+	struct net_device    *netdev;
+	int		     port;
+
+	spinlock_t	     tx_lock;
+	u32		     tx_avail;
+	struct skge_ring     tx_ring;
+	struct skge_ring     rx_ring;
+
+	struct net_device_stats net_stats;
+
+	u8		     rx_csum;
+	u8		     blink_on;
+	u8		     flow_control;
+	u8		     wol;
+	u8		     autoneg;	/* AUTONEG_ENABLE, AUTONEG_DISABLE */
+	u8		     duplex;	/* DUPLEX_HALF, DUPLEX_FULL */
+	u16		     speed;	/* SPEED_1000, SPEED_100, ... */
+	u32		     advertising;
+
+	void		     *mem;	/* PCI memory for rings */
+	dma_addr_t	     dma;
+	unsigned long	     mem_size;
+
+	struct timer_list    link_check;
+	struct timer_list    led_blink;
+};
+
+
+/* Register accessor for memory mapped device */
+static inline u32 skge_read32(const struct skge_hw *hw, int reg)
+{
+	return readl(hw->regs + reg);
+
+}
+
+static inline u16 skge_read16(const struct skge_hw *hw, int reg)
+{
+	return readw(hw->regs + reg);
+}
+
+static inline u8 skge_read8(const struct skge_hw *hw, int reg)
+{
+	return readb(hw->regs + reg);
+}
+
+static inline void skge_write32(const struct skge_hw *hw, int reg, u32 val)
+{
+	writel(val, hw->regs + reg);
+}
+
+static inline void skge_write16(const struct skge_hw *hw, int reg, u16 val)
+{
+	writew(val, hw->regs + reg);
+}
+
+static inline void skge_write8(const struct skge_hw *hw, int reg, u8 val)
+{
+	writeb(val, hw->regs + reg);
+}
+
+/* MAC Related Registers inside the device. */
+#define SKGEMAC_REG(port,reg)	(((port)<<7)+(reg))
+
+/* PCI config space can be accessed via memory mapped space */
+#define SKGEPCI_REG(reg) ((reg)+ 0x380)
+
+#define SKGEXM_REG(port, reg) \
+	((BASE_XMAC_1 + (port) * (BASE_XMAC_2 - BASE_XMAC_1)) | (reg) << 1)
+
+static inline u32 skge_xm_read32(const struct skge_hw *hw, int port, int reg)
+{
+	return skge_read32(hw, SKGEXM_REG(port,reg));
+}
+
+static inline u16 skge_xm_read16(const struct skge_hw *hw, int port, int reg)
+{
+	return skge_read16(hw, SKGEXM_REG(port,reg));
+}
+
+static inline u8 skge_xm_read8(const struct skge_hw *hw, int port, int reg)
+{
+	return skge_read8(hw, SKGEXM_REG(port,reg));
+}
+
+static inline void skge_xm_write32(const struct skge_hw *hw, int port, int r, u32 v)
+{
+	skge_write32(hw, SKGEXM_REG(port,r), v);
+}
+
+static inline void skge_xm_write16(const struct skge_hw *hw, int port, int r, u16 v)
+{
+	skge_write16(hw, SKGEXM_REG(port,r), v);
+}
+
+static inline void skge_xm_write8(const struct skge_hw *hw, int port, int r, u8 v)
+{
+	skge_write8(hw, SKGEXM_REG(port,r), v);
+}
+
+static inline void skge_xm_outhash(const struct skge_hw *hw, int port, int reg,
+				   const u8 *hash)
+{
+	skge_xm_write16(hw, port, reg, 
+			(u16)hash[0] | ((u16)hash[1] << 8));
+	skge_xm_write16(hw, port, reg+2, 
+			(u16)hash[2] | ((u16)hash[3] << 8));
+	skge_xm_write16(hw, port, reg+4, 
+			(u16)hash[4] | ((u16)hash[5] << 8));
+	skge_xm_write16(hw, port, reg+6, 
+			(u16)hash[6] | ((u16)hash[7] << 8));
+}
+
+static inline void skge_xm_outaddr(const struct skge_hw *hw, int port, int reg,
+				   const u8 *addr)
+{
+	skge_xm_write16(hw, port, reg, 
+			(u16)addr[0] | ((u16)addr[1] << 8));
+	skge_xm_write16(hw, port, reg, 
+			(u16)addr[2] | ((u16)addr[3] << 8));
+	skge_xm_write16(hw, port, reg, 
+			(u16)addr[4] | ((u16)addr[5] << 8));
+}
+
+
+#define SKGEGMA_REG(port,reg) \
+	((reg) + BASE_GMAC_1 + \
+	 (port) * (BASE_GMAC_2-BASE_GMAC_1))
+
+static inline u16 skge_gma_read16(const struct skge_hw *hw, int port, int reg)
+{
+	return skge_read16(hw, SKGEGMA_REG(port,reg));
+}
+
+static inline u32 skge_gma_read32(const struct skge_hw *hw, int port, int reg)
+{
+	return (u32) skge_read16(hw, SKGEGMA_REG(port,reg))
+		| ((u32)skge_read16(hw, SKGEGMA_REG(port,reg+4)) << 16);
+}
+
+static inline u8 skge_gma_read8(const struct skge_hw *hw, int port, int reg)
+{
+	return skge_read8(hw, SKGEGMA_REG(port,reg));
+}
+
+static inline void skge_gma_write16(const struct skge_hw *hw, int port, int r, u16 v)
+{
+	skge_write16(hw, SKGEGMA_REG(port,r), v);
+}
+
+static inline void skge_gma_write32(const struct skge_hw *hw, int port, int r, u32 v)
+{
+	skge_write16(hw, SKGEGMA_REG(port, r), (u16) v);
+	skge_write32(hw, SKGEGMA_REG(port, r+4), (u16)(v >> 16));
+}
+
+static inline void skge_gma_write8(const struct skge_hw *hw, int port, int r, u8 v)
+{
+	skge_write8(hw, SKGEGMA_REG(port,r), v);
+}
+
+static inline void skge_gm_set_addr(struct skge_hw *hw, int port, int reg,
+				    const u8 *addr)
+{
+	skge_gma_write16(hw, port, reg,
+			 (u16) addr[0] | ((u16) addr[1] << 8));
+	skge_gma_write16(hw, port, reg+4,
+			 (u16) addr[2] | ((u16) addr[3] << 8));
+	skge_gma_write16(hw, port, reg+8,
+			 (u16) addr[4] | ((u16) addr[5] << 8));
+}
+		
+#endif