X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fnet%2Fdm9000.c;h=0cbe3c0e7c065b181ebaa725e5f18e6711c454f8;hb=29477e249f5a28444c556bbb816f3af2b6f84412;hp=e6fe2614ea6dc3a9f2db6928cce6393b75498475;hpb=72abb46101fb5c47a9592914adb221b430ff26bd;p=safe%2Fjmp%2Flinux-2.6

diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c
index e6fe261..0cbe3c0 100644
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c
@@ -44,21 +44,8 @@
 
 #define DM9000_PHY		0x40	/* PHY address 0x01 */
 
-#define CARDNAME "dm9000"
-#define PFX CARDNAME ": "
-#define DRV_VERSION	"1.30"
-
-#ifdef CONFIG_BLACKFIN
-#define readsb	insb
-#define readsw	insw
-#define readsl	insl
-#define writesb	outsb
-#define writesw	outsw
-#define writesl	outsl
-#define DEFAULT_TRIGGER IRQF_TRIGGER_HIGH
-#else
-#define DEFAULT_TRIGGER (0)
-#endif
+#define CARDNAME	"dm9000"
+#define DRV_VERSION	"1.31"
 
 /*
  * Transmit timeout, default 5 seconds.
@@ -85,23 +72,38 @@ MODULE_PARM_DESC(watchdog, "transmit timeout in milliseconds");
  * these two devices.
  */
 
+/* The driver supports the original DM9000E, and now the two newer
+ * devices, DM9000A and DM9000B.
+ */
+
+enum dm9000_type {
+	TYPE_DM9000E,	/* original DM9000 */
+	TYPE_DM9000A,
+	TYPE_DM9000B
+};
+
 /* Structure/enum declaration ------------------------------- */
 typedef struct board_info {
 
-	void __iomem *io_addr;	/* Register I/O base address */
-	void __iomem *io_data;	/* Data I/O address */
-	u16 irq;		/* IRQ */
+	void __iomem	*io_addr;	/* Register I/O base address */
+	void __iomem	*io_data;	/* Data I/O address */
+	u16		 irq;		/* IRQ */
+
+	u16		tx_pkt_cnt;
+	u16		queue_pkt_len;
+	u16		queue_start_addr;
+	u16		queue_ip_summed;
+	u16		dbug_cnt;
+	u8		io_mode;		/* 0:word, 2:byte */
+	u8		phy_addr;
+	u8		imr_all;
 
-	u16 tx_pkt_cnt;
-	u16 queue_pkt_len;
-	u16 queue_start_addr;
-	u16 dbug_cnt;
-	u8 io_mode;		/* 0:word, 2:byte */
-	u8 phy_addr;
-	unsigned int flags;
-	unsigned int in_suspend :1;
+	unsigned int	flags;
+	unsigned int	in_suspend :1;
+	unsigned int	wake_supported :1;
+	int		debug_level;
 
-	int debug_level;
+	enum dm9000_type type;
 
 	void (*inblk)(void __iomem *port, void *data, int length);
 	void (*outblk)(void __iomem *port, void *data, int length);
@@ -115,12 +117,22 @@ typedef struct board_info {
 	struct resource *data_req;
 	struct resource *irq_res;
 
+	int		 irq_wake;
+
 	struct mutex	 addr_lock;	/* phy and eeprom access lock */
 
-	spinlock_t lock;
+	struct delayed_work phy_poll;
+	struct net_device  *ndev;
+
+	spinlock_t	lock;
 
 	struct mii_if_info mii;
-	u32 msg_enable;
+	u32		msg_enable;
+	u32		wake_state;
+
+	int		rx_csum;
+	int		can_csum;
+	int		ip_summed;
 } board_info_t;
 
 /* debug code */
@@ -134,29 +146,9 @@ typedef struct board_info {
 
 static inline board_info_t *to_dm9000_board(struct net_device *dev)
 {
-	return dev->priv;
+	return netdev_priv(dev);
 }
 
-/* function declaration ------------------------------------- */
-static int dm9000_probe(struct platform_device *);
-static int dm9000_open(struct net_device *);
-static int dm9000_start_xmit(struct sk_buff *, struct net_device *);
-static int dm9000_stop(struct net_device *);
-static int dm9000_ioctl(struct net_device *dev, struct ifreq *req, int cmd);
-
-static void dm9000_init_dm9000(struct net_device *);
-
-static irqreturn_t dm9000_interrupt(int, void *);
-
-static int dm9000_phy_read(struct net_device *dev, int phyaddr_unsused, int reg);
-static void dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg,
-			   int value);
-
-static void dm9000_read_eeprom(board_info_t *, int addr, u8 *to);
-static void dm9000_write_eeprom(board_info_t *, int addr, u8 *dp);
-static void dm9000_rx(struct net_device *);
-static void dm9000_hash_table(struct net_device *);
-
 /* DM9000 network board routine ---------------------------- */
 
 static void
@@ -297,50 +289,137 @@ static void dm9000_set_io(struct board_info *db, int byte_width)
 	}
 }
 
+static void dm9000_schedule_poll(board_info_t *db)
+{
+	if (db->type == TYPE_DM9000E)
+		schedule_delayed_work(&db->phy_poll, HZ * 2);
+}
+
+static int dm9000_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
+{
+	board_info_t *dm = to_dm9000_board(dev);
 
-/* Our watchdog timed out. Called by the networking layer */
-static void dm9000_timeout(struct net_device *dev)
+	if (!netif_running(dev))
+		return -EINVAL;
+
+	return generic_mii_ioctl(&dm->mii, if_mii(req), cmd, NULL);
+}
+
+static unsigned int
+dm9000_read_locked(board_info_t *db, int reg)
 {
-	board_info_t *db = (board_info_t *) dev->priv;
-	u8 reg_save;
 	unsigned long flags;
+	unsigned int ret;
 
-	/* Save previous register address */
-	reg_save = readb(db->io_addr);
-	spin_lock_irqsave(&db->lock,flags);
+	spin_lock_irqsave(&db->lock, flags);
+	ret = ior(db, reg);
+	spin_unlock_irqrestore(&db->lock, flags);
 
-	netif_stop_queue(dev);
-	dm9000_reset(db);
-	dm9000_init_dm9000(dev);
-	/* We can accept TX packets again */
-	dev->trans_start = jiffies;
-	netif_wake_queue(dev);
+	return ret;
+}
 
-	/* Restore previous register address */
-	writeb(reg_save, db->io_addr);
-	spin_unlock_irqrestore(&db->lock,flags);
+static int dm9000_wait_eeprom(board_info_t *db)
+{
+	unsigned int status;
+	int timeout = 8;	/* wait max 8msec */
+
+	/* The DM9000 data sheets say we should be able to
+	 * poll the ERRE bit in EPCR to wait for the EEPROM
+	 * operation. From testing several chips, this bit
+	 * does not seem to work.
+	 *
+	 * We attempt to use the bit, but fall back to the
+	 * timeout (which is why we do not return an error
+	 * on expiry) to say that the EEPROM operation has
+	 * completed.
+	 */
+
+	while (1) {
+		status = dm9000_read_locked(db, DM9000_EPCR);
+
+		if ((status & EPCR_ERRE) == 0)
+			break;
+
+		msleep(1);
+
+		if (timeout-- < 0) {
+			dev_dbg(db->dev, "timeout waiting EEPROM\n");
+			break;
+		}
+	}
+
+	return 0;
 }
 
-#ifdef CONFIG_NET_POLL_CONTROLLER
 /*
- *Used by netconsole
+ *  Read a word data from EEPROM
  */
-static void dm9000_poll_controller(struct net_device *dev)
+static void
+dm9000_read_eeprom(board_info_t *db, int offset, u8 *to)
 {
-	disable_irq(dev->irq);
-	dm9000_interrupt(dev->irq,dev);
-	enable_irq(dev->irq);
+	unsigned long flags;
+
+	if (db->flags & DM9000_PLATF_NO_EEPROM) {
+		to[0] = 0xff;
+		to[1] = 0xff;
+		return;
+	}
+
+	mutex_lock(&db->addr_lock);
+
+	spin_lock_irqsave(&db->lock, flags);
+
+	iow(db, DM9000_EPAR, offset);
+	iow(db, DM9000_EPCR, EPCR_ERPRR);
+
+	spin_unlock_irqrestore(&db->lock, flags);
+
+	dm9000_wait_eeprom(db);
+
+	/* delay for at-least 150uS */
+	msleep(1);
+
+	spin_lock_irqsave(&db->lock, flags);
+
+	iow(db, DM9000_EPCR, 0x0);
+
+	to[0] = ior(db, DM9000_EPDRL);
+	to[1] = ior(db, DM9000_EPDRH);
+
+	spin_unlock_irqrestore(&db->lock, flags);
+
+	mutex_unlock(&db->addr_lock);
 }
-#endif
 
-static int dm9000_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
+/*
+ * Write a word data to SROM
+ */
+static void
+dm9000_write_eeprom(board_info_t *db, int offset, u8 *data)
 {
-	board_info_t *dm = to_dm9000_board(dev);
+	unsigned long flags;
 
-	if (!netif_running(dev))
-		return -EINVAL;
+	if (db->flags & DM9000_PLATF_NO_EEPROM)
+		return;
 
-	return generic_mii_ioctl(&dm->mii, if_mii(req), cmd, NULL);
+	mutex_lock(&db->addr_lock);
+
+	spin_lock_irqsave(&db->lock, flags);
+	iow(db, DM9000_EPAR, offset);
+	iow(db, DM9000_EPDRH, data[1]);
+	iow(db, DM9000_EPDRL, data[0]);
+	iow(db, DM9000_EPCR, EPCR_WEP | EPCR_ERPRW);
+	spin_unlock_irqrestore(&db->lock, flags);
+
+	dm9000_wait_eeprom(db);
+
+	mdelay(1);	/* wait at least 150uS to clear */
+
+	spin_lock_irqsave(&db->lock, flags);
+	iow(db, DM9000_EPCR, 0);
+	spin_unlock_irqrestore(&db->lock, flags);
+
+	mutex_unlock(&db->addr_lock);
 }
 
 /* ethtool ops */
@@ -390,10 +469,51 @@ static int dm9000_nway_reset(struct net_device *dev)
 	return mii_nway_restart(&dm->mii);
 }
 
+static uint32_t dm9000_get_rx_csum(struct net_device *dev)
+{
+	board_info_t *dm = to_dm9000_board(dev);
+	return dm->rx_csum;
+}
+
+static int dm9000_set_rx_csum(struct net_device *dev, uint32_t data)
+{
+	board_info_t *dm = to_dm9000_board(dev);
+	unsigned long flags;
+
+	if (dm->can_csum) {
+		dm->rx_csum = data;
+
+		spin_lock_irqsave(&dm->lock, flags);
+		iow(dm, DM9000_RCSR, dm->rx_csum ? RCSR_CSUM : 0);
+		spin_unlock_irqrestore(&dm->lock, flags);
+
+		return 0;
+	}
+
+	return -EOPNOTSUPP;
+}
+
+static int dm9000_set_tx_csum(struct net_device *dev, uint32_t data)
+{
+	board_info_t *dm = to_dm9000_board(dev);
+	int ret = -EOPNOTSUPP;
+
+	if (dm->can_csum)
+		ret = ethtool_op_set_tx_csum(dev, data);
+	return ret;
+}
+
 static u32 dm9000_get_link(struct net_device *dev)
 {
 	board_info_t *dm = to_dm9000_board(dev);
-	return mii_link_ok(&dm->mii);
+	u32 ret;
+
+	if (dm->flags & DM9000_PLATF_EXT_PHY)
+		ret = mii_link_ok(&dm->mii);
+	else
+		ret = dm9000_read_locked(dm, DM9000_NSR) & NSR_LINKST ? 1 : 0;
+
+	return ret;
 }
 
 #define DM_EEPROM_MAGIC		(0x444D394B)
@@ -452,6 +572,54 @@ static int dm9000_set_eeprom(struct net_device *dev,
 	return 0;
 }
 
+static void dm9000_get_wol(struct net_device *dev, struct ethtool_wolinfo *w)
+{
+	board_info_t *dm = to_dm9000_board(dev);
+
+	memset(w, 0, sizeof(struct ethtool_wolinfo));
+
+	/* note, we could probably support wake-phy too */
+	w->supported = dm->wake_supported ? WAKE_MAGIC : 0;
+	w->wolopts = dm->wake_state;
+}
+
+static int dm9000_set_wol(struct net_device *dev, struct ethtool_wolinfo *w)
+{
+	board_info_t *dm = to_dm9000_board(dev);
+	unsigned long flags;
+	u32 opts = w->wolopts;
+	u32 wcr = 0;
+
+	if (!dm->wake_supported)
+		return -EOPNOTSUPP;
+
+	if (opts & ~WAKE_MAGIC)
+		return -EINVAL;
+
+	if (opts & WAKE_MAGIC)
+		wcr |= WCR_MAGICEN;
+
+	mutex_lock(&dm->addr_lock);
+
+	spin_lock_irqsave(&dm->lock, flags);
+	iow(dm, DM9000_WCR, wcr);
+	spin_unlock_irqrestore(&dm->lock, flags);
+
+	mutex_unlock(&dm->addr_lock);
+
+	if (dm->wake_state != opts) {
+		/* change in wol state, update IRQ state */
+
+		if (!dm->wake_state)
+			set_irq_wake(dm->irq_wake, 1);
+		else if (dm->wake_state & !opts)
+			set_irq_wake(dm->irq_wake, 0);
+	}
+
+	dm->wake_state = opts;
+	return 0;
+}
+
 static const struct ethtool_ops dm9000_ethtool_ops = {
 	.get_drvinfo		= dm9000_get_drvinfo,
 	.get_settings		= dm9000_get_settings,
@@ -460,11 +628,61 @@ static const struct ethtool_ops dm9000_ethtool_ops = {
 	.set_msglevel		= dm9000_set_msglevel,
 	.nway_reset		= dm9000_nway_reset,
 	.get_link		= dm9000_get_link,
+	.get_wol		= dm9000_get_wol,
+	.set_wol		= dm9000_set_wol,
  	.get_eeprom_len		= dm9000_get_eeprom_len,
  	.get_eeprom		= dm9000_get_eeprom,
  	.set_eeprom		= dm9000_set_eeprom,
+	.get_rx_csum		= dm9000_get_rx_csum,
+	.set_rx_csum		= dm9000_set_rx_csum,
+	.get_tx_csum		= ethtool_op_get_tx_csum,
+	.set_tx_csum		= dm9000_set_tx_csum,
 };
 
+static void dm9000_show_carrier(board_info_t *db,
+				unsigned carrier, unsigned nsr)
+{
+	struct net_device *ndev = db->ndev;
+	unsigned ncr = dm9000_read_locked(db, DM9000_NCR);
+
+	if (carrier)
+		dev_info(db->dev, "%s: link up, %dMbps, %s-duplex, no LPA\n",
+			 ndev->name, (nsr & NSR_SPEED) ? 10 : 100,
+			 (ncr & NCR_FDX) ? "full" : "half");
+	else
+		dev_info(db->dev, "%s: link down\n", ndev->name);
+}
+
+static void
+dm9000_poll_work(struct work_struct *w)
+{
+	struct delayed_work *dw = to_delayed_work(w);
+	board_info_t *db = container_of(dw, board_info_t, phy_poll);
+	struct net_device *ndev = db->ndev;
+
+	if (db->flags & DM9000_PLATF_SIMPLE_PHY &&
+	    !(db->flags & DM9000_PLATF_EXT_PHY)) {
+		unsigned nsr = dm9000_read_locked(db, DM9000_NSR);
+		unsigned old_carrier = netif_carrier_ok(ndev) ? 1 : 0;
+		unsigned new_carrier;
+
+		new_carrier = (nsr & NSR_LINKST) ? 1 : 0;
+
+		if (old_carrier != new_carrier) {
+			if (netif_msg_link(db))
+				dm9000_show_carrier(db, new_carrier, nsr);
+
+			if (!new_carrier)
+				netif_carrier_off(ndev);
+			else
+				netif_carrier_on(ndev);
+		}
+	} else
+		mii_check_media(&db->mii, netif_msg_link(db), 0);
+	
+	if (netif_running(ndev))
+		dm9000_schedule_poll(db);
+}
 
 /* dm9000_release_board
  *
@@ -474,12 +692,6 @@ static const struct ethtool_ops dm9000_ethtool_ops = {
 static void
 dm9000_release_board(struct platform_device *pdev, struct board_info *db)
 {
-	if (db->data_res == NULL) {
-		if (db->addr_res != NULL)
-			release_mem_region((unsigned long)db->io_addr, 4);
-		return;
-	}
-
 	/* unmap our resources */
 
 	iounmap(db->io_addr);
@@ -487,282 +699,73 @@ dm9000_release_board(struct platform_device *pdev, struct board_info *db)
 
 	/* release the resources */
 
-	if (db->data_req != NULL) {
-		release_resource(db->data_req);
-		kfree(db->data_req);
-	}
+	release_resource(db->data_req);
+	kfree(db->data_req);
 
-	if (db->addr_req != NULL) {
-		release_resource(db->addr_req);
-		kfree(db->addr_req);
-	}
+	release_resource(db->addr_req);
+	kfree(db->addr_req);
 }
 
-#define res_size(_r) (((_r)->end - (_r)->start) + 1)
+static unsigned char dm9000_type_to_char(enum dm9000_type type)
+{
+	switch (type) {
+	case TYPE_DM9000E: return 'e';
+	case TYPE_DM9000A: return 'a';
+	case TYPE_DM9000B: return 'b';
+	}
+
+	return '?';
+}
 
 /*
- * Search DM9000 board, allocate space and register it
+ *  Set DM9000 multicast address
  */
-static int
-dm9000_probe(struct platform_device *pdev)
+static void
+dm9000_hash_table(struct net_device *dev)
 {
-	struct dm9000_plat_data *pdata = pdev->dev.platform_data;
-	struct board_info *db;	/* Point a board information structure */
-	struct net_device *ndev;
-	const unsigned char *mac_src;
-	unsigned long base;
-	int ret = 0;
-	int iosize;
-	int i;
-	u32 id_val;
+	board_info_t *db = netdev_priv(dev);
+	struct dev_mc_list *mcptr = dev->mc_list;
+	int mc_cnt = dev->mc_count;
+	int i, oft;
+	u32 hash_val;
+	u16 hash_table[4];
+	u8 rcr = RCR_DIS_LONG | RCR_DIS_CRC | RCR_RXEN;
+	unsigned long flags;
 
-	/* Init network device */
-	ndev = alloc_etherdev(sizeof (struct board_info));
-	if (!ndev) {
-		dev_err(&pdev->dev, "could not allocate device.\n");
-		return -ENOMEM;
-	}
+	dm9000_dbg(db, 1, "entering %s\n", __func__);
 
-	SET_NETDEV_DEV(ndev, &pdev->dev);
+	spin_lock_irqsave(&db->lock, flags);
 
-	dev_dbg(&pdev->dev, "dm9000_probe()");
+	for (i = 0, oft = DM9000_PAR; i < 6; i++, oft++)
+		iow(db, oft, dev->dev_addr[i]);
 
-	/* setup board info structure */
-	db = (struct board_info *) ndev->priv;
-	memset(db, 0, sizeof (*db));
+	/* Clear Hash Table */
+	for (i = 0; i < 4; i++)
+		hash_table[i] = 0x0;
 
-	db->dev = &pdev->dev;
+	/* broadcast address */
+	hash_table[3] = 0x8000;
 
-	spin_lock_init(&db->lock);
-	mutex_init(&db->addr_lock);
-
-	if (pdev->num_resources < 2) {
-		ret = -ENODEV;
-		goto out;
-	} else if (pdev->num_resources == 2) {
-		base = pdev->resource[0].start;
-
-		if (!request_mem_region(base, 4, ndev->name)) {
-			ret = -EBUSY;
-			goto out;
-		}
-
-		ndev->base_addr = base;
-		ndev->irq = pdev->resource[1].start;
-		db->io_addr = (void __iomem *)base;
-		db->io_data = (void __iomem *)(base + 4);
-
-		/* ensure at least we have a default set of IO routines */
-		dm9000_set_io(db, 2);
-
-	} else {
-		db->addr_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-		db->data_res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-		db->irq_res  = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-
-		if (db->addr_res == NULL || db->data_res == NULL ||
-		    db->irq_res == NULL) {
-			dev_err(db->dev, "insufficient resources\n");
-			ret = -ENOENT;
-			goto out;
-		}
-
-		i = res_size(db->addr_res);
-		db->addr_req = request_mem_region(db->addr_res->start, i,
-						  pdev->name);
-
-		if (db->addr_req == NULL) {
-			dev_err(db->dev, "cannot claim address reg area\n");
-			ret = -EIO;
-			goto out;
-		}
-
-		db->io_addr = ioremap(db->addr_res->start, i);
-
-		if (db->io_addr == NULL) {
-			dev_err(db->dev, "failed to ioremap address reg\n");
-			ret = -EINVAL;
-			goto out;
-		}
-
-		iosize = res_size(db->data_res);
-		db->data_req = request_mem_region(db->data_res->start, iosize,
-						  pdev->name);
-
-		if (db->data_req == NULL) {
-			dev_err(db->dev, "cannot claim data reg area\n");
-			ret = -EIO;
-			goto out;
-		}
-
-		db->io_data = ioremap(db->data_res->start, iosize);
-
-		if (db->io_data == NULL) {
-			dev_err(db->dev,"failed to ioremap data reg\n");
-			ret = -EINVAL;
-			goto out;
-		}
-
-		/* fill in parameters for net-dev structure */
-
-		ndev->base_addr = (unsigned long)db->io_addr;
-		ndev->irq	= db->irq_res->start;
-
-		/* ensure at least we have a default set of IO routines */
-		dm9000_set_io(db, iosize);
-	}
-
-	/* check to see if anything is being over-ridden */
-	if (pdata != NULL) {
-		/* check to see if the driver wants to over-ride the
-		 * default IO width */
-
-		if (pdata->flags & DM9000_PLATF_8BITONLY)
-			dm9000_set_io(db, 1);
-
-		if (pdata->flags & DM9000_PLATF_16BITONLY)
-			dm9000_set_io(db, 2);
-
-		if (pdata->flags & DM9000_PLATF_32BITONLY)
-			dm9000_set_io(db, 4);
-
-		/* check to see if there are any IO routine
-		 * over-rides */
-
-		if (pdata->inblk != NULL)
-			db->inblk = pdata->inblk;
-
-		if (pdata->outblk != NULL)
-			db->outblk = pdata->outblk;
-
-		if (pdata->dumpblk != NULL)
-			db->dumpblk = pdata->dumpblk;
-
-		db->flags = pdata->flags;
-	}
-
-	dm9000_reset(db);
-
-	/* try two times, DM9000 sometimes gets the first read wrong */
-	for (i = 0; i < 8; i++) {
-		id_val  = ior(db, DM9000_VIDL);
-		id_val |= (u32)ior(db, DM9000_VIDH) << 8;
-		id_val |= (u32)ior(db, DM9000_PIDL) << 16;
-		id_val |= (u32)ior(db, DM9000_PIDH) << 24;
-
-		if (id_val == DM9000_ID)
-			break;
-		dev_err(db->dev, "read wrong id 0x%08x\n", id_val);
-	}
-
-	if (id_val != DM9000_ID) {
-		dev_err(db->dev, "wrong id: 0x%08x\n", id_val);
-		ret = -ENODEV;
-		goto out;
-	}
-
-	/* from this point we assume that we have found a DM9000 */
-
-	/* driver system function */
-	ether_setup(ndev);
-
-	ndev->open		 = &dm9000_open;
-	ndev->hard_start_xmit    = &dm9000_start_xmit;
-	ndev->tx_timeout         = &dm9000_timeout;
-	ndev->watchdog_timeo = msecs_to_jiffies(watchdog);
-	ndev->stop		 = &dm9000_stop;
-	ndev->set_multicast_list = &dm9000_hash_table;
-	ndev->ethtool_ops	 = &dm9000_ethtool_ops;
-	ndev->do_ioctl		 = &dm9000_ioctl;
-
-#ifdef CONFIG_NET_POLL_CONTROLLER
-	ndev->poll_controller	 = &dm9000_poll_controller;
-#endif
-
-	db->msg_enable       = NETIF_MSG_LINK;
-	db->mii.phy_id_mask  = 0x1f;
-	db->mii.reg_num_mask = 0x1f;
-	db->mii.force_media  = 0;
-	db->mii.full_duplex  = 0;
-	db->mii.dev	     = ndev;
-	db->mii.mdio_read    = dm9000_phy_read;
-	db->mii.mdio_write   = dm9000_phy_write;
-
-	mac_src = "eeprom";
-
-	/* try reading the node address from the attached EEPROM */
-	for (i = 0; i < 6; i += 2)
-		dm9000_read_eeprom(db, i / 2, ndev->dev_addr+i);
-
-	if (!is_valid_ether_addr(ndev->dev_addr)) {
-		/* try reading from mac */
-		
-		mac_src = "chip";
-		for (i = 0; i < 6; i++)
-			ndev->dev_addr[i] = ior(db, i+DM9000_PAR);
-	}
-
-	if (!is_valid_ether_addr(ndev->dev_addr))
-		dev_warn(db->dev, "%s: Invalid ethernet MAC address. Please "
-			 "set using ifconfig\n", ndev->name);
+	if (dev->flags & IFF_PROMISC)
+		rcr |= RCR_PRMSC;
 
-	platform_set_drvdata(pdev, ndev);
-	ret = register_netdev(ndev);
+	if (dev->flags & IFF_ALLMULTI)
+		rcr |= RCR_ALL;
 
-	if (ret == 0) {
-		DECLARE_MAC_BUF(mac);
-		printk("%s: dm9000 at %p,%p IRQ %d MAC: %s (%s)\n",
-		       ndev->name,  db->io_addr, db->io_data, ndev->irq,
-		       print_mac(mac, ndev->dev_addr), mac_src);
+	/* the multicast address in Hash Table : 64 bits */
+	for (i = 0; i < mc_cnt; i++, mcptr = mcptr->next) {
+		hash_val = ether_crc_le(6, mcptr->dmi_addr) & 0x3f;
+		hash_table[hash_val / 16] |= (u16) 1 << (hash_val % 16);
 	}
-	return 0;
 
-out:
-	dev_err(db->dev, "not found (%d).\n", ret);
-
-	dm9000_release_board(pdev, db);
-	free_netdev(ndev);
-
-	return ret;
-}
-
-/*
- *  Open the interface.
- *  The interface is opened whenever "ifconfig" actives it.
- */
-static int
-dm9000_open(struct net_device *dev)
-{
-	board_info_t *db = (board_info_t *) dev->priv;
-	unsigned long irqflags = db->irq_res->flags & IRQF_TRIGGER_MASK;
-
-	if (netif_msg_ifup(db))
-		dev_dbg(db->dev, "enabling %s\n", dev->name);
-
-	/* If there is no IRQ type specified, default to something that
-	 * may work, and tell the user that this is a problem */
-
-	if (irqflags == IRQF_TRIGGER_NONE) {
-		dev_warn(db->dev, "WARNING: no IRQ resource flags set.\n");
-		irqflags = DEFAULT_TRIGGER;
+	/* Write the hash table to MAC MD table */
+	for (i = 0, oft = DM9000_MAR; i < 4; i++) {
+		iow(db, oft++, hash_table[i]);
+		iow(db, oft++, hash_table[i] >> 8);
 	}
-	
-	irqflags |= IRQF_SHARED;
-
-	if (request_irq(dev->irq, &dm9000_interrupt, irqflags, dev->name, dev))
-		return -EAGAIN;
-
-	/* Initialize DM9000 board */
-	dm9000_reset(db);
-	dm9000_init_dm9000(dev);
 
-	/* Init driver variable */
-	db->dbug_cnt = 0;
-
-	mii_check_media(&db->mii, netif_msg_link(db), 1);
-	netif_start_queue(dev);
-
-	return 0;
+	iow(db, DM9000_RCR, rcr);
+	spin_unlock_irqrestore(&db->lock, flags);
 }
 
 /*
@@ -771,20 +774,32 @@ dm9000_open(struct net_device *dev)
 static void
 dm9000_init_dm9000(struct net_device *dev)
 {
-	board_info_t *db = (board_info_t *) dev->priv;
+	board_info_t *db = netdev_priv(dev);
+	unsigned int imr;
+	unsigned int ncr;
 
 	dm9000_dbg(db, 1, "entering %s\n", __func__);
 
 	/* I/O mode */
 	db->io_mode = ior(db, DM9000_ISR) >> 6;	/* ISR bit7:6 keeps I/O mode */
 
+	/* Checksum mode */
+	dm9000_set_rx_csum(dev, db->rx_csum);
+
 	/* GPIO0 on pre-activate PHY */
 	iow(db, DM9000_GPR, 0);	/* REG_1F bit0 activate phyxcer */
 	iow(db, DM9000_GPCR, GPCR_GEP_CNTL);	/* Let GPIO0 output */
 	iow(db, DM9000_GPR, 0);	/* Enable PHY */
 
-	if (db->flags & DM9000_PLATF_EXT_PHY)
-		iow(db, DM9000_NCR, NCR_EXT_PHY);
+	ncr = (db->flags & DM9000_PLATF_EXT_PHY) ? NCR_EXT_PHY : 0;
+
+	/* if wol is needed, then always set NCR_WAKEEN otherwise we end
+	 * up dumping the wake events if we disable this. There is already
+	 * a wake-mask in DM9000_WCR */
+	if (db->wake_supported)
+		ncr |= NCR_WAKEEN;
+
+	iow(db, DM9000_NCR, ncr);
 
 	/* Program operating register */
 	iow(db, DM9000_TCR, 0);	        /* TX Polling clear */
@@ -798,8 +813,14 @@ dm9000_init_dm9000(struct net_device *dev)
 	/* Set address filter table */
 	dm9000_hash_table(dev);
 
+	imr = IMR_PAR | IMR_PTM | IMR_PRM;
+	if (db->type != TYPE_DM9000E)
+		imr |= IMR_LNKCHNG;
+
+	db->imr_all = imr;
+
 	/* Enable TX/RX interrupt mask */
-	iow(db, DM9000_IMR, IMR_PAR | IMR_PTM | IMR_PRM);
+	iow(db, DM9000_IMR, imr);
 
 	/* Init Driver variable */
 	db->tx_pkt_cnt = 0;
@@ -807,6 +828,52 @@ dm9000_init_dm9000(struct net_device *dev)
 	dev->trans_start = 0;
 }
 
+/* Our watchdog timed out. Called by the networking layer */
+static void dm9000_timeout(struct net_device *dev)
+{
+	board_info_t *db = netdev_priv(dev);
+	u8 reg_save;
+	unsigned long flags;
+
+	/* Save previous register address */
+	reg_save = readb(db->io_addr);
+	spin_lock_irqsave(&db->lock, flags);
+
+	netif_stop_queue(dev);
+	dm9000_reset(db);
+	dm9000_init_dm9000(dev);
+	/* We can accept TX packets again */
+	dev->trans_start = jiffies;
+	netif_wake_queue(dev);
+
+	/* Restore previous register address */
+	writeb(reg_save, db->io_addr);
+	spin_unlock_irqrestore(&db->lock, flags);
+}
+
+static void dm9000_send_packet(struct net_device *dev,
+			       int ip_summed,
+			       u16 pkt_len)
+{
+	board_info_t *dm = to_dm9000_board(dev);
+
+	/* The DM9000 is not smart enough to leave fragmented packets alone. */
+	if (dm->ip_summed != ip_summed) {
+		if (ip_summed == CHECKSUM_NONE)
+			iow(dm, DM9000_TCCR, 0);
+		else
+			iow(dm, DM9000_TCCR, TCCR_IP | TCCR_UDP | TCCR_TCP);
+		dm->ip_summed = ip_summed;
+	}
+
+	/* Set TX length to DM9000 */
+	iow(dm, DM9000_TXPLL, pkt_len);
+	iow(dm, DM9000_TXPLH, pkt_len >> 8);
+
+	/* Issue TX polling command */
+	iow(dm, DM9000_TCR, TCR_TXREQ);	/* Cleared after TX complete */
+}
+
 /*
  *  Hardware start transmission.
  *  Send a packet to media from the upper layer.
@@ -815,12 +882,12 @@ static int
 dm9000_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
 	unsigned long flags;
-	board_info_t *db = (board_info_t *) dev->priv;
+	board_info_t *db = netdev_priv(dev);
 
 	dm9000_dbg(db, 3, "%s:\n", __func__);
 
 	if (db->tx_pkt_cnt > 1)
-		return 1;
+		return NETDEV_TX_BUSY;
 
 	spin_lock_irqsave(&db->lock, flags);
 
@@ -833,17 +900,11 @@ dm9000_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	db->tx_pkt_cnt++;
 	/* TX control: First packet immediately send, second packet queue */
 	if (db->tx_pkt_cnt == 1) {
-		/* Set TX length to DM9000 */
-		iow(db, DM9000_TXPLL, skb->len);
-		iow(db, DM9000_TXPLH, skb->len >> 8);
-
-		/* Issue TX polling command */
-		iow(db, DM9000_TCR, TCR_TXREQ);	/* Cleared after TX complete */
-
-		dev->trans_start = jiffies;	/* save the time stamp */
+		dm9000_send_packet(dev, skb->ip_summed, skb->len);
 	} else {
 		/* Second packet */
 		db->queue_pkt_len = skb->len;
+		db->queue_ip_summed = skb->ip_summed;
 		netif_stop_queue(dev);
 	}
 
@@ -852,42 +913,7 @@ dm9000_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	/* free this SKB */
 	dev_kfree_skb(skb);
 
-	return 0;
-}
-
-static void
-dm9000_shutdown(struct net_device *dev)
-{
-	board_info_t *db = (board_info_t *) dev->priv;
-
-	/* RESET device */
-	dm9000_phy_write(dev, 0, MII_BMCR, BMCR_RESET);	/* PHY RESET */
-	iow(db, DM9000_GPR, 0x01);	/* Power-Down PHY */
-	iow(db, DM9000_IMR, IMR_PAR);	/* Disable all interrupt */
-	iow(db, DM9000_RCR, 0x00);	/* Disable RX */
-}
-
-/*
- * Stop the interface.
- * The interface is stopped when it is brought.
- */
-static int
-dm9000_stop(struct net_device *ndev)
-{
-	board_info_t *db = (board_info_t *) ndev->priv;
-
-	if (netif_msg_ifdown(db))
-		dev_dbg(db->dev, "shutting down %s\n", ndev->name);
-
-	netif_stop_queue(ndev);
-	netif_carrier_off(ndev);
-
-	/* free interrupt */
-	free_irq(ndev->irq, ndev);
-
-	dm9000_shutdown(ndev);
-
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 /*
@@ -895,8 +921,7 @@ dm9000_stop(struct net_device *ndev)
  * receive the packet to upper layer, free the transmitted packet
  */
 
-static void
-dm9000_tx_done(struct net_device *dev, board_info_t * db)
+static void dm9000_tx_done(struct net_device *dev, board_info_t *db)
 {
 	int tx_status = ior(db, DM9000_NSR);	/* Got TX status */
 
@@ -909,62 +934,13 @@ dm9000_tx_done(struct net_device *dev, board_info_t * db)
 			dev_dbg(db->dev, "tx done, NSR %02x\n", tx_status);
 
 		/* Queue packet check & send */
-		if (db->tx_pkt_cnt > 0) {
-			iow(db, DM9000_TXPLL, db->queue_pkt_len);
-			iow(db, DM9000_TXPLH, db->queue_pkt_len >> 8);
-			iow(db, DM9000_TCR, TCR_TXREQ);
-			dev->trans_start = jiffies;
-		}
+		if (db->tx_pkt_cnt > 0)
+			dm9000_send_packet(dev, db->queue_ip_summed,
+					   db->queue_pkt_len);
 		netif_wake_queue(dev);
 	}
 }
 
-static irqreturn_t
-dm9000_interrupt(int irq, void *dev_id)
-{
-	struct net_device *dev = dev_id;
-	board_info_t *db = (board_info_t *) dev->priv;
-	int int_status;
-	u8 reg_save;
-
-	dm9000_dbg(db, 3, "entering %s\n", __func__);
-
-	/* A real interrupt coming */
-
-	spin_lock(&db->lock);
-
-	/* Save previous register address */
-	reg_save = readb(db->io_addr);
-
-	/* Disable all interrupts */
-	iow(db, DM9000_IMR, IMR_PAR);
-
-	/* Got DM9000 interrupt status */
-	int_status = ior(db, DM9000_ISR);	/* Got ISR */
-	iow(db, DM9000_ISR, int_status);	/* Clear ISR status */
-
-	if (netif_msg_intr(db))
-		dev_dbg(db->dev, "interrupt status %02x\n", int_status);
-
-	/* Received the coming packet */
-	if (int_status & ISR_PRS)
-		dm9000_rx(dev);
-
-	/* Trnasmit Interrupt check */
-	if (int_status & ISR_PTS)
-		dm9000_tx_done(dev, db);
-
-	/* Re-enable interrupt mask */
-	iow(db, DM9000_IMR, IMR_PAR | IMR_PTM | IMR_PRM);
-
-	/* Restore previous register address */
-	writeb(reg_save, db->io_addr);
-
-	spin_unlock(&db->lock);
-
-	return IRQ_HANDLED;
-}
-
 struct dm9000_rxhdr {
 	u8	RxPktReady;
 	u8	RxStatus;
@@ -977,7 +953,7 @@ struct dm9000_rxhdr {
 static void
 dm9000_rx(struct net_device *dev)
 {
-	board_info_t *db = (board_info_t *) dev->priv;
+	board_info_t *db = netdev_priv(dev);
 	struct dm9000_rxhdr rxhdr;
 	struct sk_buff *skb;
 	u8 rxbyte, *rdptr;
@@ -992,14 +968,14 @@ dm9000_rx(struct net_device *dev)
 		rxbyte = readb(db->io_data);
 
 		/* Status check: this byte must be 0 or 1 */
-		if (rxbyte > DM9000_PKT_RDY) {
+		if (rxbyte & DM9000_PKT_ERR) {
 			dev_warn(db->dev, "status check fail: %d\n", rxbyte);
 			iow(db, DM9000_RCR, 0x00);	/* Stop Device */
 			iow(db, DM9000_ISR, IMR_PAR);	/* Stop INT request */
 			return;
 		}
 
-		if (rxbyte != DM9000_PKT_RDY)
+		if (!(rxbyte & DM9000_PKT_RDY))
 			return;
 
 		/* A packet ready now  & Get status/length */
@@ -1025,19 +1001,22 @@ dm9000_rx(struct net_device *dev)
 			dev_dbg(db->dev, "RST: RX Len:%x\n", RxLen);
 		}
 
-		if (rxhdr.RxStatus & 0xbf) {
+		/* rxhdr.RxStatus is identical to RSR register. */
+		if (rxhdr.RxStatus & (RSR_FOE | RSR_CE | RSR_AE |
+				      RSR_PLE | RSR_RWTO |
+				      RSR_LCS | RSR_RF)) {
 			GoodPacket = false;
-			if (rxhdr.RxStatus & 0x01) {
+			if (rxhdr.RxStatus & RSR_FOE) {
 				if (netif_msg_rx_err(db))
 					dev_dbg(db->dev, "fifo error\n");
 				dev->stats.rx_fifo_errors++;
 			}
-			if (rxhdr.RxStatus & 0x02) {
+			if (rxhdr.RxStatus & RSR_CE) {
 				if (netif_msg_rx_err(db))
 					dev_dbg(db->dev, "crc error\n");
 				dev->stats.rx_crc_errors++;
 			}
-			if (rxhdr.RxStatus & 0x80) {
+			if (rxhdr.RxStatus & RSR_RF) {
 				if (netif_msg_rx_err(db))
 					dev_dbg(db->dev, "length error\n");
 				dev->stats.rx_length_errors++;
@@ -1045,8 +1024,8 @@ dm9000_rx(struct net_device *dev)
 		}
 
 		/* Move data from DM9000 */
-		if (GoodPacket
-		    && ((skb = dev_alloc_skb(RxLen + 4)) != NULL)) {
+		if (GoodPacket &&
+		    ((skb = dev_alloc_skb(RxLen + 4)) != NULL)) {
 			skb_reserve(skb, 2);
 			rdptr = (u8 *) skb_put(skb, RxLen - 4);
 
@@ -1057,6 +1036,12 @@ dm9000_rx(struct net_device *dev)
 
 			/* Pass to upper layer */
 			skb->protocol = eth_type_trans(skb, dev);
+			if (db->rx_csum) {
+				if ((((rxbyte & 0x1c) << 3) & rxbyte) == 0)
+					skb->ip_summed = CHECKSUM_UNNECESSARY;
+				else
+					skb->ip_summed = CHECKSUM_NONE;
+			}
 			netif_rx(skb);
 			dev->stats.rx_packets++;
 
@@ -1065,176 +1050,149 @@ dm9000_rx(struct net_device *dev)
 
 			(db->dumpblk)(db->io_data, RxLen);
 		}
-	} while (rxbyte == DM9000_PKT_RDY);
+	} while (rxbyte & DM9000_PKT_RDY);
 }
 
-static unsigned int
-dm9000_read_locked(board_info_t *db, int reg)
+static irqreturn_t dm9000_interrupt(int irq, void *dev_id)
 {
+	struct net_device *dev = dev_id;
+	board_info_t *db = netdev_priv(dev);
+	int int_status;
 	unsigned long flags;
-	unsigned int ret;
+	u8 reg_save;
+
+	dm9000_dbg(db, 3, "entering %s\n", __func__);
 
+	/* A real interrupt coming */
+
+	/* holders of db->lock must always block IRQs */
 	spin_lock_irqsave(&db->lock, flags);
-	ret = ior(db, reg);
-	spin_unlock_irqrestore(&db->lock, flags);
 
-	return ret;
-}
+	/* Save previous register address */
+	reg_save = readb(db->io_addr);
 
-static int dm9000_wait_eeprom(board_info_t *db)
-{
-	unsigned int status;
-	int timeout = 8;	/* wait max 8msec */
+	/* Disable all interrupts */
+	iow(db, DM9000_IMR, IMR_PAR);
 
-	/* The DM9000 data sheets say we should be able to
-	 * poll the ERRE bit in EPCR to wait for the EEPROM
-	 * operation. From testing several chips, this bit
-	 * does not seem to work. 
-	 *
-	 * We attempt to use the bit, but fall back to the
-	 * timeout (which is why we do not return an error
-	 * on expiry) to say that the EEPROM operation has
-	 * completed.
-	 */
+	/* Got DM9000 interrupt status */
+	int_status = ior(db, DM9000_ISR);	/* Got ISR */
+	iow(db, DM9000_ISR, int_status);	/* Clear ISR status */
 
-	while (1) {
-		status = dm9000_read_locked(db, DM9000_EPCR);
+	if (netif_msg_intr(db))
+		dev_dbg(db->dev, "interrupt status %02x\n", int_status);
 
-		if ((status & EPCR_ERRE) == 0)
-			break;
+	/* Received the coming packet */
+	if (int_status & ISR_PRS)
+		dm9000_rx(dev);
 
-		if (timeout-- < 0) {
-			dev_dbg(db->dev, "timeout waiting EEPROM\n");
-			break;
+	/* Trnasmit Interrupt check */
+	if (int_status & ISR_PTS)
+		dm9000_tx_done(dev, db);
+
+	if (db->type != TYPE_DM9000E) {
+		if (int_status & ISR_LNKCHNG) {
+			/* fire a link-change request */
+			schedule_delayed_work(&db->phy_poll, 1);
 		}
 	}
 
-	return 0;
+	/* Re-enable interrupt mask */
+	iow(db, DM9000_IMR, db->imr_all);
+
+	/* Restore previous register address */
+	writeb(reg_save, db->io_addr);
+
+	spin_unlock_irqrestore(&db->lock, flags);
+
+	return IRQ_HANDLED;
 }
 
-/*
- *  Read a word data from EEPROM
- */
-static void
-dm9000_read_eeprom(board_info_t *db, int offset, u8 *to)
+static irqreturn_t dm9000_wol_interrupt(int irq, void *dev_id)
 {
+	struct net_device *dev = dev_id;
+	board_info_t *db = netdev_priv(dev);
 	unsigned long flags;
-
-	if (db->flags & DM9000_PLATF_NO_EEPROM) {
-		to[0] = 0xff;
-		to[1] = 0xff;
-		return;
-	}
-
-	mutex_lock(&db->addr_lock);
+	unsigned nsr, wcr;
 
 	spin_lock_irqsave(&db->lock, flags);
 
-	iow(db, DM9000_EPAR, offset);
-	iow(db, DM9000_EPCR, EPCR_ERPRR);
-
-	spin_unlock_irqrestore(&db->lock, flags);
+	nsr = ior(db, DM9000_NSR);
+	wcr = ior(db, DM9000_WCR);
 
-	dm9000_wait_eeprom(db);
+	dev_dbg(db->dev, "%s: NSR=0x%02x, WCR=0x%02x\n", __func__, nsr, wcr);
 
-	/* delay for at-least 150uS */
-	msleep(1);
+	if (nsr & NSR_WAKEST) {
+		/* clear, so we can avoid */
+		iow(db, DM9000_NSR, NSR_WAKEST);
 
-	spin_lock_irqsave(&db->lock, flags);
+		if (wcr & WCR_LINKST)
+			dev_info(db->dev, "wake by link status change\n");
+		if (wcr & WCR_SAMPLEST)
+			dev_info(db->dev, "wake by sample packet\n");
+		if (wcr & WCR_MAGICST )
+			dev_info(db->dev, "wake by magic packet\n");
+		if (!(wcr & (WCR_LINKST | WCR_SAMPLEST | WCR_MAGICST)))
+			dev_err(db->dev, "wake signalled with no reason? "
+				"NSR=0x%02x, WSR=0x%02x\n", nsr, wcr);
 
-	iow(db, DM9000_EPCR, 0x0);
-
-	to[0] = ior(db, DM9000_EPDRL);
-	to[1] = ior(db, DM9000_EPDRH);
+	}
 
 	spin_unlock_irqrestore(&db->lock, flags);
 
-	mutex_unlock(&db->addr_lock);
+	return (nsr & NSR_WAKEST) ? IRQ_HANDLED : IRQ_NONE;
 }
 
+#ifdef CONFIG_NET_POLL_CONTROLLER
 /*
- * Write a word data to SROM
+ *Used by netconsole
  */
-static void
-dm9000_write_eeprom(board_info_t *db, int offset, u8 *data)
+static void dm9000_poll_controller(struct net_device *dev)
 {
-	unsigned long flags;
-
-	if (db->flags & DM9000_PLATF_NO_EEPROM)
-		return;
-
-	mutex_lock(&db->addr_lock);
-
-	spin_lock_irqsave(&db->lock, flags);
-	iow(db, DM9000_EPAR, offset);
-	iow(db, DM9000_EPDRH, data[1]);
-	iow(db, DM9000_EPDRL, data[0]);
-	iow(db, DM9000_EPCR, EPCR_WEP | EPCR_ERPRW);
-	spin_unlock_irqrestore(&db->lock, flags);
-
-	dm9000_wait_eeprom(db);
-
-	mdelay(1);	/* wait at least 150uS to clear */
-
-	spin_lock_irqsave(&db->lock, flags);
-	iow(db, DM9000_EPCR, 0);
-	spin_unlock_irqrestore(&db->lock, flags);
-
-	mutex_unlock(&db->addr_lock);
+	disable_irq(dev->irq);
+	dm9000_interrupt(dev->irq, dev);
+	enable_irq(dev->irq);
 }
+#endif
 
 /*
- *  Set DM9000 multicast address
+ *  Open the interface.
+ *  The interface is opened whenever "ifconfig" actives it.
  */
-static void
-dm9000_hash_table(struct net_device *dev)
+static int
+dm9000_open(struct net_device *dev)
 {
-	board_info_t *db = (board_info_t *) dev->priv;
-	struct dev_mc_list *mcptr = dev->mc_list;
-	int mc_cnt = dev->mc_count;
-	int i, oft;
-	u32 hash_val;
-	u16 hash_table[4];
-	u8 rcr = RCR_DIS_LONG | RCR_DIS_CRC | RCR_RXEN;
-	unsigned long flags;
-
-	dm9000_dbg(db, 1, "entering %s\n", __func__);
+	board_info_t *db = netdev_priv(dev);
+	unsigned long irqflags = db->irq_res->flags & IRQF_TRIGGER_MASK;
 
-	spin_lock_irqsave(&db->lock, flags);
+	if (netif_msg_ifup(db))
+		dev_dbg(db->dev, "enabling %s\n", dev->name);
 
-	for (i = 0, oft = DM9000_PAR; i < 6; i++, oft++)
-		iow(db, oft, dev->dev_addr[i]);
+	/* If there is no IRQ type specified, default to something that
+	 * may work, and tell the user that this is a problem */
 
-	/* Clear Hash Table */
-	for (i = 0; i < 4; i++)
-		hash_table[i] = 0x0;
+	if (irqflags == IRQF_TRIGGER_NONE)
+		dev_warn(db->dev, "WARNING: no IRQ resource flags set.\n");
 
-	/* broadcast address */
-	hash_table[3] = 0x8000;
+	irqflags |= IRQF_SHARED;
 
-	if (dev->flags & IFF_PROMISC)
-		rcr |= RCR_PRMSC;
+	if (request_irq(dev->irq, dm9000_interrupt, irqflags, dev->name, dev))
+		return -EAGAIN;
 
-	if (dev->flags & IFF_ALLMULTI)
-		rcr |= RCR_ALL;
+	/* Initialize DM9000 board */
+	dm9000_reset(db);
+	dm9000_init_dm9000(dev);
 
-	/* the multicast address in Hash Table : 64 bits */
-	for (i = 0; i < mc_cnt; i++, mcptr = mcptr->next) {
-		hash_val = ether_crc_le(6, mcptr->dmi_addr) & 0x3f;
-		hash_table[hash_val / 16] |= (u16) 1 << (hash_val % 16);
-	}
+	/* Init driver variable */
+	db->dbug_cnt = 0;
 
-	/* Write the hash table to MAC MD table */
-	for (i = 0, oft = DM9000_MAR; i < 4; i++) {
-		iow(db, oft++, hash_table[i]);
-		iow(db, oft++, hash_table[i] >> 8);
-	}
+	mii_check_media(&db->mii, netif_msg_link(db), 1);
+	netif_start_queue(dev);
+	
+	dm9000_schedule_poll(db);
 
-	iow(db, DM9000_RCR, rcr);
-	spin_unlock_irqrestore(&db->lock, flags);
+	return 0;
 }
 
-
 /*
  * Sleep, either by using msleep() or if we are suspending, then
  * use mdelay() to sleep.
@@ -1253,7 +1211,7 @@ static void dm9000_msleep(board_info_t *db, unsigned int ms)
 static int
 dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg)
 {
-	board_info_t *db = (board_info_t *) dev->priv;
+	board_info_t *db = netdev_priv(dev);
 	unsigned long flags;
 	unsigned int reg_save;
 	int ret;
@@ -1268,7 +1226,7 @@ dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg)
 	/* Fill the phyxcer register into REG_0C */
 	iow(db, DM9000_EPAR, DM9000_PHY | reg);
 
-	iow(db, DM9000_EPCR, 0xc);	/* Issue phyxcer read command */
+	iow(db, DM9000_EPCR, EPCR_ERPRR | EPCR_EPOS);	/* Issue phyxcer read command */
 
 	writeb(reg_save, db->io_addr);
 	spin_unlock_irqrestore(&db->lock,flags);
@@ -1288,6 +1246,8 @@ dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg)
 	spin_unlock_irqrestore(&db->lock,flags);
 
 	mutex_unlock(&db->addr_lock);
+
+	dm9000_dbg(db, 5, "phy_read[%02x] -> %04x\n", reg, ret);
 	return ret;
 }
 
@@ -1295,12 +1255,14 @@ dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg)
  *   Write a word to phyxcer
  */
 static void
-dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg, int value)
+dm9000_phy_write(struct net_device *dev,
+		 int phyaddr_unused, int reg, int value)
 {
-	board_info_t *db = (board_info_t *) dev->priv;
+	board_info_t *db = netdev_priv(dev);
 	unsigned long flags;
 	unsigned long reg_save;
 
+	dm9000_dbg(db, 5, "phy_write[%02x] = %04x\n", reg, value);
 	mutex_lock(&db->addr_lock);
 
 	spin_lock_irqsave(&db->lock,flags);
@@ -1315,7 +1277,7 @@ dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg, int value)
 	iow(db, DM9000_EPDRL, value);
 	iow(db, DM9000_EPDRH, value >> 8);
 
-	iow(db, DM9000_EPCR, 0xa);	/* Issue phyxcer write command */
+	iow(db, DM9000_EPCR, EPCR_EPOS | EPCR_ERPRW);	/* Issue phyxcer write command */
 
 	writeb(reg_save, db->io_addr);
 	spin_unlock_irqrestore(&db->lock, flags);
@@ -1334,35 +1296,347 @@ dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg, int value)
 	mutex_unlock(&db->addr_lock);
 }
 
+static void
+dm9000_shutdown(struct net_device *dev)
+{
+	board_info_t *db = netdev_priv(dev);
+
+	/* RESET device */
+	dm9000_phy_write(dev, 0, MII_BMCR, BMCR_RESET);	/* PHY RESET */
+	iow(db, DM9000_GPR, 0x01);	/* Power-Down PHY */
+	iow(db, DM9000_IMR, IMR_PAR);	/* Disable all interrupt */
+	iow(db, DM9000_RCR, 0x00);	/* Disable RX */
+}
+
+/*
+ * Stop the interface.
+ * The interface is stopped when it is brought.
+ */
+static int
+dm9000_stop(struct net_device *ndev)
+{
+	board_info_t *db = netdev_priv(ndev);
+
+	if (netif_msg_ifdown(db))
+		dev_dbg(db->dev, "shutting down %s\n", ndev->name);
+
+	cancel_delayed_work_sync(&db->phy_poll);
+
+	netif_stop_queue(ndev);
+	netif_carrier_off(ndev);
+
+	/* free interrupt */
+	free_irq(ndev->irq, ndev);
+
+	dm9000_shutdown(ndev);
+
+	return 0;
+}
+
+static const struct net_device_ops dm9000_netdev_ops = {
+	.ndo_open		= dm9000_open,
+	.ndo_stop		= dm9000_stop,
+	.ndo_start_xmit		= dm9000_start_xmit,
+	.ndo_tx_timeout		= dm9000_timeout,
+	.ndo_set_multicast_list	= dm9000_hash_table,
+	.ndo_do_ioctl		= dm9000_ioctl,
+	.ndo_change_mtu		= eth_change_mtu,
+	.ndo_validate_addr	= eth_validate_addr,
+	.ndo_set_mac_address	= eth_mac_addr,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+	.ndo_poll_controller	= dm9000_poll_controller,
+#endif
+};
+
+/*
+ * Search DM9000 board, allocate space and register it
+ */
+static int __devinit
+dm9000_probe(struct platform_device *pdev)
+{
+	struct dm9000_plat_data *pdata = pdev->dev.platform_data;
+	struct board_info *db;	/* Point a board information structure */
+	struct net_device *ndev;
+	const unsigned char *mac_src;
+	int ret = 0;
+	int iosize;
+	int i;
+	u32 id_val;
+
+	/* Init network device */
+	ndev = alloc_etherdev(sizeof(struct board_info));
+	if (!ndev) {
+		dev_err(&pdev->dev, "could not allocate device.\n");
+		return -ENOMEM;
+	}
+
+	SET_NETDEV_DEV(ndev, &pdev->dev);
+
+	dev_dbg(&pdev->dev, "dm9000_probe()\n");
+
+	/* setup board info structure */
+	db = netdev_priv(ndev);
+
+	db->dev = &pdev->dev;
+	db->ndev = ndev;
+
+	spin_lock_init(&db->lock);
+	mutex_init(&db->addr_lock);
+
+	INIT_DELAYED_WORK(&db->phy_poll, dm9000_poll_work);
+
+	db->addr_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	db->data_res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+	db->irq_res  = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+
+	if (db->addr_res == NULL || db->data_res == NULL ||
+	    db->irq_res == NULL) {
+		dev_err(db->dev, "insufficient resources\n");
+		ret = -ENOENT;
+		goto out;
+	}
+
+	db->irq_wake = platform_get_irq(pdev, 1);
+	if (db->irq_wake >= 0) {
+		dev_dbg(db->dev, "wakeup irq %d\n", db->irq_wake);
+
+		ret = request_irq(db->irq_wake, dm9000_wol_interrupt,
+				  IRQF_SHARED, dev_name(db->dev), ndev);
+		if (ret) {
+			dev_err(db->dev, "cannot get wakeup irq (%d)\n", ret);
+		} else {
+
+			/* test to see if irq is really wakeup capable */
+			ret = set_irq_wake(db->irq_wake, 1);
+			if (ret) {
+				dev_err(db->dev, "irq %d cannot set wakeup (%d)\n",
+					db->irq_wake, ret);
+				ret = 0;
+			} else {
+				set_irq_wake(db->irq_wake, 0);
+				db->wake_supported = 1;
+			}
+		}
+	}
+
+	iosize = resource_size(db->addr_res);
+	db->addr_req = request_mem_region(db->addr_res->start, iosize,
+					  pdev->name);
+
+	if (db->addr_req == NULL) {
+		dev_err(db->dev, "cannot claim address reg area\n");
+		ret = -EIO;
+		goto out;
+	}
+
+	db->io_addr = ioremap(db->addr_res->start, iosize);
+
+	if (db->io_addr == NULL) {
+		dev_err(db->dev, "failed to ioremap address reg\n");
+		ret = -EINVAL;
+		goto out;
+	}
+
+	iosize = resource_size(db->data_res);
+	db->data_req = request_mem_region(db->data_res->start, iosize,
+					  pdev->name);
+
+	if (db->data_req == NULL) {
+		dev_err(db->dev, "cannot claim data reg area\n");
+		ret = -EIO;
+		goto out;
+	}
+
+	db->io_data = ioremap(db->data_res->start, iosize);
+
+	if (db->io_data == NULL) {
+		dev_err(db->dev, "failed to ioremap data reg\n");
+		ret = -EINVAL;
+		goto out;
+	}
+
+	/* fill in parameters for net-dev structure */
+	ndev->base_addr = (unsigned long)db->io_addr;
+	ndev->irq	= db->irq_res->start;
+
+	/* ensure at least we have a default set of IO routines */
+	dm9000_set_io(db, iosize);
+
+	/* check to see if anything is being over-ridden */
+	if (pdata != NULL) {
+		/* check to see if the driver wants to over-ride the
+		 * default IO width */
+
+		if (pdata->flags & DM9000_PLATF_8BITONLY)
+			dm9000_set_io(db, 1);
+
+		if (pdata->flags & DM9000_PLATF_16BITONLY)
+			dm9000_set_io(db, 2);
+
+		if (pdata->flags & DM9000_PLATF_32BITONLY)
+			dm9000_set_io(db, 4);
+
+		/* check to see if there are any IO routine
+		 * over-rides */
+
+		if (pdata->inblk != NULL)
+			db->inblk = pdata->inblk;
+
+		if (pdata->outblk != NULL)
+			db->outblk = pdata->outblk;
+
+		if (pdata->dumpblk != NULL)
+			db->dumpblk = pdata->dumpblk;
+
+		db->flags = pdata->flags;
+	}
+
+#ifdef CONFIG_DM9000_FORCE_SIMPLE_PHY_POLL
+	db->flags |= DM9000_PLATF_SIMPLE_PHY;
+#endif
+
+	dm9000_reset(db);
+
+	/* try multiple times, DM9000 sometimes gets the read wrong */
+	for (i = 0; i < 8; i++) {
+		id_val  = ior(db, DM9000_VIDL);
+		id_val |= (u32)ior(db, DM9000_VIDH) << 8;
+		id_val |= (u32)ior(db, DM9000_PIDL) << 16;
+		id_val |= (u32)ior(db, DM9000_PIDH) << 24;
+
+		if (id_val == DM9000_ID)
+			break;
+		dev_err(db->dev, "read wrong id 0x%08x\n", id_val);
+	}
+
+	if (id_val != DM9000_ID) {
+		dev_err(db->dev, "wrong id: 0x%08x\n", id_val);
+		ret = -ENODEV;
+		goto out;
+	}
+
+	/* Identify what type of DM9000 we are working on */
+
+	id_val = ior(db, DM9000_CHIPR);
+	dev_dbg(db->dev, "dm9000 revision 0x%02x\n", id_val);
+
+	switch (id_val) {
+	case CHIPR_DM9000A:
+		db->type = TYPE_DM9000A;
+		break;
+	case CHIPR_DM9000B:
+		db->type = TYPE_DM9000B;
+		break;
+	default:
+		dev_dbg(db->dev, "ID %02x => defaulting to DM9000E\n", id_val);
+		db->type = TYPE_DM9000E;
+	}
+
+	/* dm9000a/b are capable of hardware checksum offload */
+	if (db->type == TYPE_DM9000A || db->type == TYPE_DM9000B) {
+		db->can_csum = 1;
+		db->rx_csum = 1;
+		ndev->features |= NETIF_F_IP_CSUM;
+	}
+
+	/* from this point we assume that we have found a DM9000 */
+
+	/* driver system function */
+	ether_setup(ndev);
+
+	ndev->netdev_ops	= &dm9000_netdev_ops;
+	ndev->watchdog_timeo	= msecs_to_jiffies(watchdog);
+	ndev->ethtool_ops	= &dm9000_ethtool_ops;
+
+	db->msg_enable       = NETIF_MSG_LINK;
+	db->mii.phy_id_mask  = 0x1f;
+	db->mii.reg_num_mask = 0x1f;
+	db->mii.force_media  = 0;
+	db->mii.full_duplex  = 0;
+	db->mii.dev	     = ndev;
+	db->mii.mdio_read    = dm9000_phy_read;
+	db->mii.mdio_write   = dm9000_phy_write;
+
+	mac_src = "eeprom";
+
+	/* try reading the node address from the attached EEPROM */
+	for (i = 0; i < 6; i += 2)
+		dm9000_read_eeprom(db, i / 2, ndev->dev_addr+i);
+
+	if (!is_valid_ether_addr(ndev->dev_addr) && pdata != NULL) {
+		mac_src = "platform data";
+		memcpy(ndev->dev_addr, pdata->dev_addr, 6);
+	}
+
+	if (!is_valid_ether_addr(ndev->dev_addr)) {
+		/* try reading from mac */
+		
+		mac_src = "chip";
+		for (i = 0; i < 6; i++)
+			ndev->dev_addr[i] = ior(db, i+DM9000_PAR);
+	}
+
+	if (!is_valid_ether_addr(ndev->dev_addr))
+		dev_warn(db->dev, "%s: Invalid ethernet MAC address. Please "
+			 "set using ifconfig\n", ndev->name);
+
+	platform_set_drvdata(pdev, ndev);
+	ret = register_netdev(ndev);
+
+	if (ret == 0)
+		printk(KERN_INFO "%s: dm9000%c at %p,%p IRQ %d MAC: %pM (%s)\n",
+		       ndev->name, dm9000_type_to_char(db->type),
+		       db->io_addr, db->io_data, ndev->irq,
+		       ndev->dev_addr, mac_src);
+	return 0;
+
+out:
+	dev_err(db->dev, "not found (%d).\n", ret);
+
+	dm9000_release_board(pdev, db);
+	free_netdev(ndev);
+
+	return ret;
+}
+
 static int
-dm9000_drv_suspend(struct platform_device *dev, pm_message_t state)
+dm9000_drv_suspend(struct device *dev)
 {
-	struct net_device *ndev = platform_get_drvdata(dev);
+	struct platform_device *pdev = to_platform_device(dev);
+	struct net_device *ndev = platform_get_drvdata(pdev);
 	board_info_t *db;
 
 	if (ndev) {
-		db = (board_info_t *) ndev->priv;
+		db = netdev_priv(ndev);
 		db->in_suspend = 1;
 
-		if (netif_running(ndev)) {
-			netif_device_detach(ndev);
+		if (!netif_running(ndev))
+			return 0;
+
+		netif_device_detach(ndev);
+
+		/* only shutdown if not using WoL */
+		if (!db->wake_state)
 			dm9000_shutdown(ndev);
-		}
 	}
 	return 0;
 }
 
 static int
-dm9000_drv_resume(struct platform_device *dev)
+dm9000_drv_resume(struct device *dev)
 {
-	struct net_device *ndev = platform_get_drvdata(dev);
-	board_info_t *db = (board_info_t *) ndev->priv;
+	struct platform_device *pdev = to_platform_device(dev);
+	struct net_device *ndev = platform_get_drvdata(pdev);
+	board_info_t *db = netdev_priv(ndev);
 
 	if (ndev) {
-
 		if (netif_running(ndev)) {
-			dm9000_reset(db);
-			dm9000_init_dm9000(ndev);
+			/* reset if we were not in wake mode to ensure if
+			 * the device was powered off it is in a known state */
+			if (!db->wake_state) {
+				dm9000_reset(db);
+				dm9000_init_dm9000(ndev);
+			}
 
 			netif_device_attach(ndev);
 		}
@@ -1372,7 +1646,12 @@ dm9000_drv_resume(struct platform_device *dev)
 	return 0;
 }
 
-static int
+static struct dev_pm_ops dm9000_drv_pm_ops = {
+	.suspend	= dm9000_drv_suspend,
+	.resume		= dm9000_drv_resume,
+};
+
+static int __devexit
 dm9000_drv_remove(struct platform_device *pdev)
 {
 	struct net_device *ndev = platform_get_drvdata(pdev);
@@ -1380,7 +1659,7 @@ dm9000_drv_remove(struct platform_device *pdev)
 	platform_set_drvdata(pdev, NULL);
 
 	unregister_netdev(ndev);
-	dm9000_release_board(pdev, (board_info_t *) ndev->priv);
+	dm9000_release_board(pdev, (board_info_t *) netdev_priv(ndev));
 	free_netdev(ndev);		/* free device structure */
 
 	dev_dbg(&pdev->dev, "released and freed device\n");
@@ -1391,11 +1670,10 @@ static struct platform_driver dm9000_driver = {
 	.driver	= {
 		.name    = "dm9000",
 		.owner	 = THIS_MODULE,
+		.pm	 = &dm9000_drv_pm_ops,
 	},
 	.probe   = dm9000_probe,
-	.remove  = dm9000_drv_remove,
-	.suspend = dm9000_drv_suspend,
-	.resume  = dm9000_drv_resume,
+	.remove  = __devexit_p(dm9000_drv_remove),
 };
 
 static int __init
@@ -1403,7 +1681,7 @@ dm9000_init(void)
 {
 	printk(KERN_INFO "%s Ethernet Driver, V%s\n", CARDNAME, DRV_VERSION);
 
-	return platform_driver_register(&dm9000_driver);	/* search board and register */
+	return platform_driver_register(&dm9000_driver);
 }
 
 static void __exit