[PATCH] NetXen: temp monitoring, newer firmware support, mm footprint reduction

NetXen: 1G/10G Ethernet Driver updates
	- Temparature monitoring and device control
	- Memory footprint reduction
	- Driver changes to support newer version of firmware

Signed-off-by: Amit S. Kale <amitkale@netxen.com>

 netxen_nic.h          |  165 ++++++++++++++++++++++++++++++++--
 netxen_nic_ethtool.c  |   89 ++++++++++++------
 netxen_nic_hdr.h      |   71 +++++++++++++-
 netxen_nic_hw.c       |  206 +++++++++++++++++++++++++++++--------------
 netxen_nic_hw.h       |    8 +
 netxen_nic_init.c     |  239 +++++++++++++++++++++++++++++++++++++++++---------
 netxen_nic_ioctl.h    |   12 +-
 netxen_nic_isr.c      |   54 +++++------
 netxen_nic_main.c     |  121 +++++++++++++++++--------
 netxen_nic_niu.c      |  172 +++++++++++++++++++++++++++--------
 netxen_nic_phan_reg.h |   24 ++++-
 11 files changed, 891 insertions(+), 270 deletions(-)
Signed-off-by: Jeff Garzik <jeff@garzik.org>

11 files changed, 891 insertions, 270 deletions

diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 0458db45e70..1bee560d7d0 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -63,12 +63,12 @@
 
 #include "netxen_nic_hw.h"
 
-#define NETXEN_NIC_BUILD_NO     "232"
+#define NETXEN_NIC_BUILD_NO     "5"
 #define _NETXEN_NIC_LINUX_MAJOR 2
 #define _NETXEN_NIC_LINUX_MINOR 3
-#define _NETXEN_NIC_LINUX_SUBVERSION 57
-#define NETXEN_NIC_LINUX_VERSIONID  "2.3.57"
-#define NETXEN_NIC_FW_VERSIONID "2.3.57"
+#define _NETXEN_NIC_LINUX_SUBVERSION 59
+#define NETXEN_NIC_LINUX_VERSIONID  "2.3.59" "-" NETXEN_NIC_BUILD_NO
+#define NETXEN_NIC_FW_VERSIONID "2.3.59"
 
 #define RCV_DESC_RINGSIZE	\
 	(sizeof(struct rcv_desc) * adapter->max_rx_desc_count)
@@ -89,9 +89,24 @@
  * normalize a 64MB crb address to 32MB PCI window 
  * To use NETXEN_CRB_NORMALIZE, window _must_ be set to 1
  */
+#define NETXEN_CRB_NORMAL(reg)        \
+	(reg) - NETXEN_CRB_PCIX_HOST2 + NETXEN_CRB_PCIX_HOST
+
 #define NETXEN_CRB_NORMALIZE(adapter, reg) \
-	((adapter)->ahw.pci_base + (reg)	\
-	- NETXEN_CRB_PCIX_HOST2 + NETXEN_CRB_PCIX_HOST)
+	pci_base_offset(adapter, NETXEN_CRB_NORMAL(reg))
+
+#define FIRST_PAGE_GROUP_START	0
+#define FIRST_PAGE_GROUP_END	0x400000
+
+#define SECOND_PAGE_GROUP_START	0x4000000
+#define SECOND_PAGE_GROUP_END	0x66BC000
+
+#define THIRD_PAGE_GROUP_START	0x70E4000
+#define THIRD_PAGE_GROUP_END	0x8000000
+
+#define FIRST_PAGE_GROUP_SIZE  FIRST_PAGE_GROUP_END - FIRST_PAGE_GROUP_START
+#define SECOND_PAGE_GROUP_SIZE SECOND_PAGE_GROUP_END - SECOND_PAGE_GROUP_START
+#define THIRD_PAGE_GROUP_SIZE  THIRD_PAGE_GROUP_END - THIRD_PAGE_GROUP_START
 
 #define MAX_RX_BUFFER_LENGTH		2000
 #define MAX_RX_JUMBO_BUFFER_LENGTH 	9046
@@ -328,6 +343,7 @@ typedef enum {
 	NETXEN_BRDTYPE_P2_SB31_10G_HMEZ = 0x000e,
 	NETXEN_BRDTYPE_P2_SB31_10G_CX4 = 0x000f
 } netxen_brdtype_t;
+#define NUM_SUPPORTED_BOARDS (sizeof(netxen_boards)/sizeof(netxen_brdinfo_t))
 
 typedef enum {
 	NETXEN_BRDMFG_INVENTEC = 1
@@ -615,15 +631,23 @@ struct netxen_rx_buffer {
  */
 struct netxen_hardware_context {
 	struct pci_dev *pdev;
-	void __iomem *pci_base;	/* base of mapped phantom memory */
+	void __iomem *pci_base0;
+	void __iomem *pci_base1;
+	void __iomem *pci_base2;
+
 	u8 revision_id;
 	u16 board_type;
 	u16 max_ports;
 	struct netxen_board_info boardcfg;
 	u32 xg_linkup;
+	u32 qg_linksup;
 	/* Address of cmd ring in Phantom */
 	struct cmd_desc_type0 *cmd_desc_head;
+	char *pauseaddr;
+	struct pci_dev *cmd_desc_pdev;
 	dma_addr_t cmd_desc_phys_addr;
+	dma_addr_t pause_physaddr;
+	struct pci_dev *pause_pdev;
 	struct netxen_adapter *adapter;
 };
 
@@ -654,6 +678,7 @@ struct netxen_rcv_desc_ctx {
 	u32 rcv_pending;	/* Num of bufs posted in phantom */
 	u32 rcv_free;		/* Num of bufs in free list */
 	dma_addr_t phys_addr;
+	struct pci_dev *phys_pdev;
 	struct rcv_desc *desc_head;	/* address of rx ring in Phantom */
 	u32 max_rx_desc_count;
 	u32 dma_size;
@@ -673,6 +698,7 @@ struct netxen_recv_context {
 	u32 status_rx_producer;
 	u32 status_rx_consumer;
 	dma_addr_t rcv_status_desc_phys_addr;
+	struct pci_dev *rcv_status_desc_pdev;
 	struct status_desc *rcv_status_desc_head;
 };
 
@@ -708,6 +734,7 @@ struct netxen_adapter {
 	u32 flags;
 	u32 irq;
 	int driver_mismatch;
+	u32 temp;
 
 	struct netxen_adapter_stats stats;
 
@@ -766,6 +793,43 @@ struct netxen_port {
 	struct netxen_port_stats stats;
 };
 
+#define PCI_OFFSET_FIRST_RANGE(adapter, off)    \
+	((adapter)->ahw.pci_base0 + (off))
+#define PCI_OFFSET_SECOND_RANGE(adapter, off)   \
+	((adapter)->ahw.pci_base1 + (off) - SECOND_PAGE_GROUP_START)
+#define PCI_OFFSET_THIRD_RANGE(adapter, off)    \
+	((adapter)->ahw.pci_base2 + (off) - THIRD_PAGE_GROUP_START)
+
+static inline void __iomem *pci_base_offset(struct netxen_adapter *adapter,
+					    unsigned long off)
+{
+	if ((off < FIRST_PAGE_GROUP_END) && (off >= FIRST_PAGE_GROUP_START)) {
+		return (adapter->ahw.pci_base0 + off);
+	} else if ((off < SECOND_PAGE_GROUP_END) &&
+		   (off >= SECOND_PAGE_GROUP_START)) {
+		return (adapter->ahw.pci_base1 + off - SECOND_PAGE_GROUP_START);
+	} else if ((off < THIRD_PAGE_GROUP_END) &&
+		   (off >= THIRD_PAGE_GROUP_START)) {
+		return (adapter->ahw.pci_base2 + off - THIRD_PAGE_GROUP_START);
+	}
+	return NULL;
+}
+
+static inline void __iomem *pci_base(struct netxen_adapter *adapter,
+				     unsigned long off)
+{
+	if ((off < FIRST_PAGE_GROUP_END) && (off >= FIRST_PAGE_GROUP_START)) {
+		return adapter->ahw.pci_base0;
+	} else if ((off < SECOND_PAGE_GROUP_END) &&
+		   (off >= SECOND_PAGE_GROUP_START)) {
+		return adapter->ahw.pci_base1;
+	} else if ((off < THIRD_PAGE_GROUP_END) &&
+		   (off >= THIRD_PAGE_GROUP_START)) {
+		return adapter->ahw.pci_base2;
+	}
+	return NULL;
+}
+
 struct netxen_drvops {
 	int (*enable_phy_interrupts) (struct netxen_adapter *, int);
 	int (*disable_phy_interrupts) (struct netxen_adapter *, int);
@@ -809,7 +873,6 @@ int netxen_niu_gbe_phy_write(struct netxen_adapter *adapter, long phy,
 			     long reg, __le32 val);
 
 /* Functions available from netxen_nic_hw.c */
-int netxen_niu_xginit(struct netxen_adapter *);
 int netxen_nic_set_mtu_xgb(struct netxen_port *port, int new_mtu);
 int netxen_nic_set_mtu_gb(struct netxen_port *port, int new_mtu);
 void netxen_nic_init_niu_gb(struct netxen_adapter *adapter);
@@ -828,10 +891,13 @@ void netxen_crb_writelit_adapter(struct netxen_adapter *adapter,
 				 unsigned long off, int data);
 
 /* Functions from netxen_nic_init.c */
-void netxen_phantom_init(struct netxen_adapter *adapter);
+void netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val);
 void netxen_load_firmware(struct netxen_adapter *adapter);
 int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose);
 int netxen_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp);
+int netxen_rom_fast_write(struct netxen_adapter *adapter, int addr, int data);
+int netxen_rom_se(struct netxen_adapter *adapter, int addr);
+int netxen_do_rom_se(struct netxen_adapter *adapter, int addr);
 
 /* Functions from netxen_nic_isr.c */
 void netxen_nic_isr_other(struct netxen_adapter *adapter);
@@ -842,6 +908,8 @@ void netxen_handle_port_int(struct netxen_adapter *adapter, u32 port,
 void netxen_nic_stop_all_ports(struct netxen_adapter *adapter);
 void netxen_initialize_adapter_sw(struct netxen_adapter *adapter);
 void netxen_initialize_adapter_hw(struct netxen_adapter *adapter);
+void *netxen_alloc(struct pci_dev *pdev, size_t sz, dma_addr_t * ptr,
+		   struct pci_dev **used_dev);
 void netxen_initialize_adapter_ops(struct netxen_adapter *adapter);
 int netxen_init_firmware(struct netxen_adapter *adapter);
 void netxen_free_hw_resources(struct netxen_adapter *adapter);
@@ -869,7 +937,10 @@ static inline void netxen_nic_disable_int(struct netxen_adapter *adapter)
 	/*
 	 * ISR_INT_MASK: Can be read from window 0 or 1.
 	 */
-	writel(0x7ff, (void __iomem *)(adapter->ahw.pci_base + ISR_INT_MASK));
+	writel(0x7ff,
+	       (void __iomem
+		*)(PCI_OFFSET_SECOND_RANGE(adapter, ISR_INT_MASK)));
+
 }
 
 static inline void netxen_nic_enable_int(struct netxen_adapter *adapter)
@@ -888,13 +959,83 @@ static inline void netxen_nic_enable_int(struct netxen_adapter *adapter)
 		break;
 	}
 
-	writel(mask, (void __iomem *)(adapter->ahw.pci_base + ISR_INT_MASK));
+	writel(mask,
+	       (void __iomem
+		*)(PCI_OFFSET_SECOND_RANGE(adapter, ISR_INT_MASK)));
 
 	if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) {
 		mask = 0xbff;
 		writel(mask, (void __iomem *)
-		       (adapter->ahw.pci_base + ISR_INT_TARGET_MASK));
+		       (PCI_OFFSET_SECOND_RANGE(adapter, ISR_INT_TARGET_MASK)));
+	}
+}
+
+/*
+ * NetXen Board information
+ */
+
+#define NETXEN_MAX_SHORT_NAME 16
+typedef struct {
+	netxen_brdtype_t brdtype;	/* type of board */
+	long ports;		/* max no of physical ports */
+	char short_name[NETXEN_MAX_SHORT_NAME];
+} netxen_brdinfo_t;
+
+static const netxen_brdinfo_t netxen_boards[] = {
+	{NETXEN_BRDTYPE_P2_SB31_10G_CX4, 1, "XGb CX4"},
+	{NETXEN_BRDTYPE_P2_SB31_10G_HMEZ, 1, "XGb HMEZ"},
+	{NETXEN_BRDTYPE_P2_SB31_10G_IMEZ, 2, "XGb IMEZ"},
+	{NETXEN_BRDTYPE_P2_SB31_10G, 1, "XGb XFP"},
+	{NETXEN_BRDTYPE_P2_SB35_4G, 4, "Quad Gb"},
+	{NETXEN_BRDTYPE_P2_SB31_2G, 2, "Dual Gb"},
+};
+
+#define NUM_SUPPORTED_BOARDS (sizeof(netxen_boards)/sizeof(netxen_brdinfo_t))
+
+static inline void get_brd_ports_name_by_type(u32 type, int *ports, char *name)
+{
+	int i, found = 0;
+	for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
+		if (netxen_boards[i].brdtype == type) {
+			*ports = netxen_boards[i].ports;
+			strcpy(name, netxen_boards[i].short_name);
+			found = 1;
+			break;
+		}
+	}
+	if (!found) {
+		*ports = 0;
+		name = "Unknown";
+	}
+}
+
+static inline void get_brd_port_by_type(u32 type, int *ports)
+{
+	int i, found = 0;
+	for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
+		if (netxen_boards[i].brdtype == type) {
+			*ports = netxen_boards[i].ports;
+			found = 1;
+			break;
+		}
+	}
+	if (!found)
+		*ports = 0;
+}
+
+static inline void get_brd_name_by_type(u32 type, char *name)
+{
+	int i, found = 0;
+	for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
+		if (netxen_boards[i].brdtype == type) {
+			strcpy(name, netxen_boards[i].short_name);
+			found = 1;
+			break;
+		}
+
 	}
+	if (!found)
+		name = "Unknown";
 }
 
 int netxen_is_flash_supported(struct netxen_adapter *adapter);
diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c
index caf6cc15b24..f3fc35cf8af 100644
--- a/drivers/net/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/netxen/netxen_nic_ethtool.c
@@ -53,6 +53,9 @@ struct netxen_nic_stats {
 #define NETXEN_NIC_STAT(m) sizeof(((struct netxen_port *)0)->m), \
 			offsetof(struct netxen_port, m)
 
+#define NETXEN_NIC_PORT_WINDOW 0x10000
+#define NETXEN_NIC_INVALID_DATA 0xDEADBEEF
+
 static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
 	{"rcvd_bad_skb", NETXEN_NIC_STAT(stats.rcvdbadskb)},
 	{"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)},
@@ -111,9 +114,9 @@ netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
 {
 	struct netxen_port *port = netdev_priv(dev);
 	struct netxen_adapter *adapter = port->adapter;
-	uint32_t fw_major = 0;
-	uint32_t fw_minor = 0;
-	uint32_t fw_build = 0;
+	u32 fw_major = 0;
+	u32 fw_minor = 0;
+	u32 fw_build = 0;
 
 	strncpy(drvinfo->driver, "netxen_nic", 32);
 	strncpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID, 32);
@@ -136,6 +139,8 @@ netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 {
 	struct netxen_port *port = netdev_priv(dev);
 	struct netxen_adapter *adapter = port->adapter;
+	struct netxen_board_info *boardinfo;
+	boardinfo = &adapter->ahw.boardcfg;
 
 	/* read which mode */
 	if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
@@ -144,16 +149,12 @@ netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 				   SUPPORTED_100baseT_Half |
 				   SUPPORTED_100baseT_Full |
 				   SUPPORTED_1000baseT_Half |
-				   SUPPORTED_1000baseT_Full |
-				   SUPPORTED_TP |
-				   SUPPORTED_MII | SUPPORTED_Autoneg);
+				   SUPPORTED_1000baseT_Full);
 
 		ecmd->advertising = (ADVERTISED_100baseT_Half |
 				     ADVERTISED_100baseT_Full |
 				     ADVERTISED_1000baseT_Half |
-				     ADVERTISED_1000baseT_Full |
-				     ADVERTISED_TP |
-				     ADVERTISED_MII | ADVERTISED_Autoneg);
+				     ADVERTISED_1000baseT_Full);
 
 		ecmd->port = PORT_TP;
 
@@ -162,16 +163,7 @@ netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 			ecmd->duplex = port->link_duplex;
 		} else
 			return -EIO;	/* link absent */
-
-		ecmd->phy_address = port->portnum;
-		ecmd->transceiver = XCVR_EXTERNAL;
-
-		/* get autoneg settings */
-		ecmd->autoneg = port->link_autoneg;
-		return 0;
-	}
-
-	if (adapter->ahw.board_type == NETXEN_NIC_XGBE) {
+	} else if (adapter->ahw.board_type == NETXEN_NIC_XGBE) {
 		ecmd->supported = (SUPPORTED_TP |
 				   SUPPORTED_1000baseT_Full |
 				   SUPPORTED_10000baseT_Full);
@@ -182,13 +174,47 @@ netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 
 		ecmd->speed = SPEED_10000;
 		ecmd->duplex = DUPLEX_FULL;
-		ecmd->phy_address = port->portnum;
-		ecmd->transceiver = XCVR_EXTERNAL;
 		ecmd->autoneg = AUTONEG_DISABLE;
-		return 0;
+	} else
+		return -EIO;
+
+	ecmd->phy_address = port->portnum;
+	ecmd->transceiver = XCVR_EXTERNAL;
+
+	switch ((netxen_brdtype_t) boardinfo->board_type) {
+	case NETXEN_BRDTYPE_P2_SB35_4G:
+	case NETXEN_BRDTYPE_P2_SB31_2G:
+		ecmd->supported |= SUPPORTED_Autoneg;
+		ecmd->advertising |= ADVERTISED_Autoneg;
+	case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
+		ecmd->supported |= SUPPORTED_TP;
+		ecmd->advertising |= ADVERTISED_TP;
+		ecmd->port = PORT_TP;
+		ecmd->autoneg = (boardinfo->board_type ==
+				 NETXEN_BRDTYPE_P2_SB31_10G_CX4) ?
+		    (AUTONEG_DISABLE) : (port->link_autoneg);
+		break;
+	case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
+	case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
+		ecmd->supported |= SUPPORTED_MII;
+		ecmd->advertising |= ADVERTISED_MII;
+		ecmd->port = PORT_FIBRE;
+		ecmd->autoneg = AUTONEG_DISABLE;
+		break;
+	case NETXEN_BRDTYPE_P2_SB31_10G:
+		ecmd->supported |= SUPPORTED_FIBRE;
+		ecmd->advertising |= ADVERTISED_FIBRE;
+		ecmd->port = PORT_FIBRE;
+		ecmd->autoneg = AUTONEG_DISABLE;
+		break;
+	default:
+		printk("ERROR: Unsupported board model %d\n",
+		       (netxen_brdtype_t) boardinfo->board_type);
+		return -EIO;
+
 	}
 
-	return -EIO;
+	return 0;
 }
 
 static int
@@ -371,7 +397,7 @@ netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 		for (i = 3; niu_registers[mode].reg[i - 3] != -1; i++) {
 			/* GB: port specific registers */
 			if (mode == 0 && i >= 19)
-				window = port->portnum * 0x10000;
+				window = port->portnum * NETXEN_NIC_PORT_WINDOW;
 
 			NETXEN_NIC_LOCKED_READ_REG(niu_registers[mode].
 						   reg[i - 3] + window,
@@ -385,7 +411,8 @@ static void
 netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 {
 	wol->supported = WAKE_UCAST | WAKE_MCAST | WAKE_BCAST | WAKE_MAGIC;
-	wol->wolopts = 0;	/* options can be added depending upon the mode */
+	/* options can be added depending upon the mode */
+	wol->wolopts = 0;
 }
 
 static u32 netxen_nic_get_link(struct net_device *dev)
@@ -531,9 +558,9 @@ static int netxen_nic_reg_test(struct net_device *dev)
 
 		save = data_read;
 		if (data_read)
-			data_written = data_read & 0xDEADBEEF;
+			data_written = data_read & NETXEN_NIC_INVALID_DATA;
 		else
-			data_written = 0xDEADBEEF;
+			data_written = NETXEN_NIC_INVALID_DATA;
 		netxen_nic_write_w0(adapter,
 				    NETXEN_NIU_GB_MII_MGMT_STATUS(port->
 								  portnum),
@@ -559,9 +586,9 @@ static int netxen_nic_reg_test(struct net_device *dev)
 
 		save = data_read;
 		if (data_read)
-			data_written = data_read & 0xDEADBEEF;
+			data_written = data_read & NETXEN_NIC_INVALID_DATA;
 		else
-			data_written = 0xDEADBEEF;
+			data_written = NETXEN_NIC_INVALID_DATA;
 		netxen_nic_write_w0(adapter,
 				    NETXEN_NIU_GB_MII_MGMT_INDICATE(port->
 								    portnum),
@@ -587,9 +614,9 @@ static int netxen_nic_reg_test(struct net_device *dev)
 
 		save = data_read;
 		if (data_read)
-			data_written = data_read & 0xDEADBEEF;
+			data_written = data_read & NETXEN_NIC_INVALID_DATA;
 		else
-			data_written = 0xDEADBEEF;
+			data_written = NETXEN_NIC_INVALID_DATA;
 		netxen_nic_write_w0(adapter,
 				    NETXEN_NIU_GB_INTERFACE_STATUS(port->
 								   portnum),
diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h
index 83bf28b372a..72c6ec4ee2a 100644
--- a/drivers/net/netxen/netxen_nic_hdr.h
+++ b/drivers/net/netxen/netxen_nic_hdr.h
@@ -6,12 +6,12 @@
  * 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., 59 Temple Place - Suite 330, Boston,
@@ -397,6 +397,7 @@ enum {
 
 #define NETXEN_ROMUSB_ROM_INSTR_OPCODE	(ROMUSB_ROM + 0x0004)
 #define NETXEN_ROMUSB_ROM_ADDRESS	(ROMUSB_ROM + 0x0008)
+#define NETXEN_ROMUSB_ROM_WDATA		(ROMUSB_ROM + 0x000c)
 #define NETXEN_ROMUSB_ROM_ABYTE_CNT	(ROMUSB_ROM + 0x0010)
 #define NETXEN_ROMUSB_ROM_DUMMY_BYTE_CNT (ROMUSB_ROM + 0x0014)
 #define NETXEN_ROMUSB_ROM_RDATA		(ROMUSB_ROM + 0x0018)
@@ -404,7 +405,29 @@ enum {
 /* Lock IDs for ROM lock */
 #define ROM_LOCK_DRIVER	0x0d417340
 
-#define NETXEN_PCI_CRB_WINDOWSIZE	0x00100000	/* all are 1MB windows */
+/******************************************************************************
+*
+*    Definitions specific to M25P flash
+*
+*******************************************************************************
+*   Instructions
+*/
+#define M25P_INSTR_WREN		0x06
+#define M25P_INSTR_WRDI		0x04
+#define M25P_INSTR_RDID		0x9f
+#define M25P_INSTR_RDSR		0x05
+#define M25P_INSTR_WRSR		0x01
+#define M25P_INSTR_READ		0x03
+#define M25P_INSTR_FAST_READ	0x0b
+#define M25P_INSTR_PP		0x02
+#define M25P_INSTR_SE		0xd8
+#define M25P_INSTR_BE		0xc7
+#define M25P_INSTR_DP		0xb9
+#define M25P_INSTR_RES		0xab
+
+/* all are 1MB windows */
+
+#define NETXEN_PCI_CRB_WINDOWSIZE	0x00100000
 #define NETXEN_PCI_CRB_WINDOW(A)	\
 	(NETXEN_PCI_CRBSPACE + (A)*NETXEN_PCI_CRB_WINDOWSIZE)
 
@@ -505,6 +528,12 @@ enum {
 #define	NETXEN_NIU_XG_PAUSE_LEVEL	(NETXEN_CRB_NIU + 0x000dc)
 #define	NETXEN_NIU_XG_SEL		(NETXEN_CRB_NIU + 0x00128)
 
+#define NETXEN_NIU_FULL_LEVEL_XG	(NETXEN_CRB_NIU + 0x00450)
+
+#define NETXEN_NIU_XG1_RESET	    	(NETXEN_CRB_NIU + 0x0011c)
+#define NETXEN_NIU_XG1_POWER_DOWN	(NETXEN_CRB_NIU + 0x00120)
+#define NETXEN_NIU_XG1_RESET_PLL	(NETXEN_CRB_NIU + 0x00124)
+
 #define NETXEN_MAC_ADDR_CNTL_REG	(NETXEN_CRB_NIU + 0x1000)
 
 #define	NETXEN_MULTICAST_ADDR_HI_0	(NETXEN_CRB_NIU + 0x1010)
@@ -568,6 +597,29 @@ enum {
 #define	NETXEN_NIU_XGE_REMOTE_ERROR_CNT		(NETXEN_CRB_NIU + 0x70050)
 #define	NETXEN_NIU_XGE_CONTROL_CHAR_CNT		(NETXEN_CRB_NIU + 0x70054)
 #define	NETXEN_NIU_XGE_PAUSE_FRAME_CNT		(NETXEN_CRB_NIU + 0x70058)
+#define NETXEN_NIU_XG1_CONFIG_0			(NETXEN_CRB_NIU + 0x80000)
+#define NETXEN_NIU_XG1_CONFIG_1			(NETXEN_CRB_NIU + 0x80004)
+#define NETXEN_NIU_XG1_IPG			(NETXEN_CRB_NIU + 0x80008)
+#define NETXEN_NIU_XG1_STATION_ADDR_0_HI	(NETXEN_CRB_NIU + 0x8000c)
+#define NETXEN_NIU_XG1_STATION_ADDR_0_1		(NETXEN_CRB_NIU + 0x80010)
+#define NETXEN_NIU_XG1_STATION_ADDR_1_LO	(NETXEN_CRB_NIU + 0x80014)
+#define NETXEN_NIU_XG1_STATUS		    	(NETXEN_CRB_NIU + 0x80018)
+#define NETXEN_NIU_XG1_MAX_FRAME_SIZE	   	(NETXEN_CRB_NIU + 0x8001c)
+#define NETXEN_NIU_XG1_PAUSE_FRAME_VALUE	(NETXEN_CRB_NIU + 0x80020)
+#define NETXEN_NIU_XG1_TX_BYTE_CNT		(NETXEN_CRB_NIU + 0x80024)
+#define NETXEN_NIU_XG1_TX_FRAME_CNT	 	(NETXEN_CRB_NIU + 0x80028)
+#define NETXEN_NIU_XG1_RX_BYTE_CNT	  	(NETXEN_CRB_NIU + 0x8002c)
+#define NETXEN_NIU_XG1_RX_FRAME_CNT	 	(NETXEN_CRB_NIU + 0x80030)
+#define NETXEN_NIU_XG1_AGGR_ERROR_CNT	   	(NETXEN_CRB_NIU + 0x80034)
+#define NETXEN_NIU_XG1_MULTICAST_FRAME_CNT	(NETXEN_CRB_NIU + 0x80038)
+#define NETXEN_NIU_XG1_UNICAST_FRAME_CNT	(NETXEN_CRB_NIU + 0x8003c)
+#define NETXEN_NIU_XG1_CRC_ERROR_CNT		(NETXEN_CRB_NIU + 0x80040)
+#define NETXEN_NIU_XG1_OVERSIZE_FRAME_ERR	(NETXEN_CRB_NIU + 0x80044)
+#define NETXEN_NIU_XG1_UNDERSIZE_FRAME_ERR	(NETXEN_CRB_NIU + 0x80048)
+#define NETXEN_NIU_XG1_LOCAL_ERROR_CNT		(NETXEN_CRB_NIU + 0x8004c)
+#define NETXEN_NIU_XG1_REMOTE_ERROR_CNT		(NETXEN_CRB_NIU + 0x80050)
+#define NETXEN_NIU_XG1_CONTROL_CHAR_CNT		(NETXEN_CRB_NIU + 0x80054)
+#define NETXEN_NIU_XG1_PAUSE_FRAME_CNT		(NETXEN_CRB_NIU + 0x80058)
 
 /* XG Link status */
 #define XG_LINK_UP	0x10
@@ -580,8 +632,15 @@ enum {
 #define NETXEN_FW_VERSION_SUB	(NETXEN_CAM_RAM(0x158))
 #define NETXEN_ROM_LOCK_ID	(NETXEN_CAM_RAM(0x100))
 
-#define PCIX_PS_OP_ADDR_LO	(0x10000)	/* Used for PS PCI Memory access */
-#define PCIX_PS_OP_ADDR_HI	(0x10004)	/*   via CRB  (PS side only)     */
+#define NETXEN_PHY_LOCK_ID	(NETXEN_CAM_RAM(0x120))
+
+/* Lock IDs for PHY lock */
+#define PHY_LOCK_DRIVER		0x44524956
+
+/* Used for PS PCI Memory access */
+#define PCIX_PS_OP_ADDR_LO	(0x10000)
+/*   via CRB  (PS side only)     */
+#define PCIX_PS_OP_ADDR_HI	(0x10004)
 
 #define PCIX_INT_VECTOR		(0x10100)
 #define PCIX_INT_MASK		(0x10104)
@@ -609,6 +668,8 @@ enum {
 
 #define PCIE_SEM2_LOCK		(0x1c010)	/* Flash lock   */
 #define PCIE_SEM2_UNLOCK	(0x1c014)	/* Flash unlock */
+#define PCIE_SEM3_LOCK	  	(0x1c018)	/* Phy lock     */
+#define PCIE_SEM3_UNLOCK	(0x1c01c)	/* Phy unlock   */
 
 #define PCIE_TGT_SPLIT_CHICKEN	(0x12080)
 
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index 9603c635b05..99e647a5ae7 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -6,12 +6,12 @@
  * 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., 59 Temple Place - Suite 330, Boston,
@@ -43,15 +43,26 @@
 #define NETXEN_FLASH_BASE	(BOOTLD_START)
 #define NETXEN_PHANTOM_MEM_BASE	(NETXEN_FLASH_BASE)
 #define NETXEN_MAX_MTU		8000
-#define NETXEN_MIN_MTU          64
+#define NETXEN_MIN_MTU		64
 #define NETXEN_ETH_FCS_SIZE     4
 #define NETXEN_ENET_HEADER_SIZE 14
-#define NETXEN_WINDOW_ONE 0x2000000	/* CRB Window: bit 25 of CRB address */
+#define NETXEN_WINDOW_ONE 	0x2000000	/*CRB Window: bit 25 of CRB address */
 #define NETXEN_FIRMWARE_LEN 	((16 * 1024) / 4)
 #define NETXEN_NIU_HDRSIZE	(0x1 << 6)
 #define NETXEN_NIU_TLRSIZE	(0x1 << 5)
 
-unsigned long netxen_nic_pci_set_window(void __iomem * pci_base,
+#define lower32(x)		((u32)((x) & 0xffffffff))
+#define upper32(x)			\
+	((u32)(((unsigned long long)(x) >> 32) & 0xffffffff))
+
+#define NETXEN_NIC_ZERO_PAUSE_ADDR     0ULL
+#define NETXEN_NIC_UNIT_PAUSE_ADDR     0x200ULL
+#define NETXEN_NIC_EPG_PAUSE_ADDR1     0x2200010000c28001ULL
+#define NETXEN_NIC_EPG_PAUSE_ADDR2     0x0100088866554433ULL
+
+#define NETXEN_NIC_WINDOW_MARGIN 0x100000
+
+unsigned long netxen_nic_pci_set_window(struct netxen_adapter *adapter,
 					unsigned long long addr);
 void netxen_free_hw_resources(struct netxen_adapter *adapter);
 
@@ -93,7 +104,9 @@ void netxen_nic_set_multi(struct net_device *netdev)
 						  port->portnum,
 						  NETXEN_NIU_PROMISC_MODE);
 	} else {
-		if (adapter->ops->unset_promisc)
+		if (adapter->ops->unset_promisc &&
+		    adapter->ahw.boardcfg.board_type
+		    != NETXEN_BRDTYPE_P2_SB31_10G_IMEZ)
 			adapter->ops->unset_promisc(adapter,
 						    port->portnum,
 						    NETXEN_NIU_NON_PROMISC_MODE);
@@ -161,26 +174,24 @@ int netxen_nic_change_mtu(struct net_device *netdev, int mtu)
 int netxen_nic_hw_resources(struct netxen_adapter *adapter)
 {
 	struct netxen_hardware_context *hw = &adapter->ahw;
-	int i;
 	u32 state = 0;
 	void *addr;
+	void *pause_addr;
 	int loops = 0, err = 0;
 	int ctx, ring;
 	u32 card_cmdring = 0;
 	struct netxen_rcv_desc_crb *rcv_desc_crb = NULL;
 	struct netxen_recv_context *recv_ctx;
 	struct netxen_rcv_desc_ctx *rcv_desc;
-	struct cmd_desc_type0 *pcmd;
 
-	DPRINTK(INFO, "pci_base: %lx\n", adapter->ahw.pci_base);
 	DPRINTK(INFO, "crb_base: %lx %lx", NETXEN_PCI_CRBSPACE,
-		adapter->ahw.pci_base + NETXEN_PCI_CRBSPACE);
+		PCI_OFFSET_SECOND_RANGE(adapter, NETXEN_PCI_CRBSPACE));
 	DPRINTK(INFO, "cam base: %lx %lx", NETXEN_CRB_CAM,
-		adapter->ahw.pci_base + NETXEN_CRB_CAM);
+		pci_base_offset(adapter, NETXEN_CRB_CAM));
 	DPRINTK(INFO, "cam RAM: %lx %lx", NETXEN_CAM_RAM_BASE,
-		adapter->ahw.pci_base + NETXEN_CAM_RAM_BASE);
+		pci_base_offset(adapter, NETXEN_CAM_RAM_BASE));
 	DPRINTK(INFO, "NIC base:%lx %lx\n", NIC_CRB_BASE_PORT1,
-		adapter->ahw.pci_base + NIC_CRB_BASE_PORT1);
+		pci_base_offset(adapter, NIC_CRB_BASE_PORT1));
 
 	/* Window 1 call */
 	card_cmdring = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_CMDRING));
@@ -214,25 +225,34 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter)
 	}
 	DPRINTK(INFO, "Recieve Peg ready too. starting stuff\n");
 
-	addr = pci_alloc_consistent(adapter->ahw.pdev,
-				    sizeof(struct cmd_desc_type0) *
-				    adapter->max_tx_desc_count,
-				    &hw->cmd_desc_phys_addr);
+	addr = netxen_alloc(adapter->ahw.pdev,
+			    sizeof(struct cmd_desc_type0) *
+			    adapter->max_tx_desc_count,
+			    &hw->cmd_desc_phys_addr, &hw->cmd_desc_pdev);
+
 	if (addr == NULL) {
 		DPRINTK(ERR, "bad return from pci_alloc_consistent\n");
-		err = -ENOMEM;
-		return err;
+		return -ENOMEM;
+	}
+
+	pause_addr = netxen_alloc(adapter->ahw.pdev, 512,
+				  (dma_addr_t *) & hw->pause_physaddr,
+				  &hw->pause_pdev);
+	if (pause_addr == NULL) {
+		DPRINTK(1, ERR, "bad return from pci_alloc_consistent\n");
+		return -ENOMEM;
 	}
 
-	/* we need to prelink all of the cmd descriptors */
-	pcmd = (struct cmd_desc_type0 *)addr;
-	for (i = 1; i < adapter->max_tx_desc_count; i++) {
-		pcmd->netxen_next =
-		    (card_cmdring + i * sizeof(struct cmd_desc_type0));
-		pcmd++;
+	hw->pauseaddr = (char *)pause_addr;
+	{
+		u64 *ptr = (u64 *) pause_addr;
+		*ptr++ = NETXEN_NIC_ZERO_PAUSE_ADDR;
+		*ptr++ = NETXEN_NIC_ZERO_PAUSE_ADDR;
+		*ptr++ = NETXEN_NIC_UNIT_PAUSE_ADDR;
+		*ptr++ = NETXEN_NIC_ZERO_PAUSE_ADDR;
+		*ptr++ = NETXEN_NIC_EPG_PAUSE_ADDR1;
+		*ptr++ = NETXEN_NIC_EPG_PAUSE_ADDR2;
 	}
-	/* fill in last link (point to first) */
-	pcmd->netxen_next = card_cmdring;
 
 	hw->cmd_desc_head = (struct cmd_desc_type0 *)addr;
 
@@ -241,9 +261,10 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter)
 
 		for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
 			rcv_desc = &recv_ctx->rcv_desc[ring];
-			addr = pci_alloc_consistent(adapter->ahw.pdev,
-						    RCV_DESC_RINGSIZE,
-						    &rcv_desc->phys_addr);
+			addr = netxen_alloc(adapter->ahw.pdev,
+					    RCV_DESC_RINGSIZE,
+					    &rcv_desc->phys_addr,
+					    &rcv_desc->phys_pdev);
 			if (addr == NULL) {
 				DPRINTK(ERR, "bad return from "
 					"pci_alloc_consistent\n");
@@ -254,10 +275,11 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter)
 			rcv_desc->desc_head = (struct rcv_desc *)addr;
 		}
 
-		addr = pci_alloc_consistent(adapter->ahw.pdev,
-					    STATUS_DESC_RINGSIZE,
-					    &recv_ctx->
-					    rcv_status_desc_phys_addr);
+		addr = netxen_alloc(adapter->ahw.pdev,
+				    STATUS_DESC_RINGSIZE,
+				    &recv_ctx->
+				    rcv_status_desc_phys_addr,
+				    &recv_ctx->rcv_status_desc_pdev);
 		if (addr == NULL) {
 			DPRINTK(ERR, "bad return from"
 				" pci_alloc_consistent\n");
@@ -273,19 +295,20 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter)
 			DPRINTK(INFO, "ring #%d crb global ring reg 0x%x\n",
 				ring, rcv_desc_crb->crb_globalrcv_ring);
 			/* Window = 1 */
-			writel(rcv_desc->phys_addr,
+			writel(lower32(rcv_desc->phys_addr),
 			       NETXEN_CRB_NORMALIZE(adapter,
 						    rcv_desc_crb->
 						    crb_globalrcv_ring));
 			DPRINTK(INFO, "GLOBAL_RCV_RING ctx %d, addr 0x%x"
-				" val 0x%x,"
+				" val 0x%llx,"
 				" virt %p\n", ctx,
 				rcv_desc_crb->crb_globalrcv_ring,
-				rcv_desc->phys_addr, rcv_desc->desc_head);
+				(unsigned long long)rcv_desc->phys_addr,
+				+rcv_desc->desc_head);
 		}
 
 		/* Window = 1 */
-		writel(recv_ctx->rcv_status_desc_phys_addr,
+		writel(lower32(recv_ctx->rcv_status_desc_phys_addr),
 		       NETXEN_CRB_NORMALIZE(adapter,
 					    recv_crb_registers[ctx].
 					    crb_rcvstatus_ring));
@@ -293,13 +316,19 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter)
 			" val 0x%x,virt%p\n",
 			ctx,
 			recv_crb_registers[ctx].crb_rcvstatus_ring,
-			recv_ctx->rcv_status_desc_phys_addr,
+			(unsigned long long)recv_ctx->rcv_status_desc_phys_addr,
 			recv_ctx->rcv_status_desc_head);
 	}
 	/* Window = 1 */
-	writel(hw->cmd_desc_phys_addr,
-	       NETXEN_CRB_NORMALIZE(adapter, CRB_HOST_CMD_ADDR_LO));
+	writel(lower32(hw->pause_physaddr),
+	       NETXEN_CRB_NORMALIZE(adapter, CRB_PAUSE_ADDR_LO));
+	writel(upper32(hw->pause_physaddr),
+	       NETXEN_CRB_NORMALIZE(adapter, CRB_PAUSE_ADDR_HI));
 
+	writel(lower32(hw->cmd_desc_phys_addr),
+	       NETXEN_CRB_NORMALIZE(adapter, CRB_HOST_CMD_ADDR_LO));
+	writel(upper32(hw->cmd_desc_phys_addr),
+	       NETXEN_CRB_NORMALIZE(adapter, CRB_HOST_CMD_ADDR_HI));
 	return err;
 }
 
@@ -310,13 +339,19 @@ void netxen_free_hw_resources(struct netxen_adapter *adapter)
 	int ctx, ring;
 
 	if (adapter->ahw.cmd_desc_head != NULL) {
-		pci_free_consistent(adapter->ahw.pdev,
+		pci_free_consistent(adapter->ahw.cmd_desc_pdev,
 				    sizeof(struct cmd_desc_type0) *
 				    adapter->max_tx_desc_count,
 				    adapter->ahw.cmd_desc_head,
 				    adapter->ahw.cmd_desc_phys_addr);
 		adapter->ahw.cmd_desc_head = NULL;
 	}
+	if (adapter->ahw.pauseaddr != NULL) {
+		pci_free_consistent(adapter->ahw.pause_pdev, 512,
+				    adapter->ahw.pauseaddr,
+				    adapter->ahw.pause_physaddr);
+		adapter->ahw.pauseaddr = NULL;
+	}
 
 	for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) {
 		recv_ctx = &adapter->recv_ctx[ctx];
@@ -324,7 +359,7 @@ void netxen_free_hw_resources(struct netxen_adapter *adapter)
 			rcv_desc = &recv_ctx->rcv_desc[ring];
 
 			if (rcv_desc->desc_head != NULL) {
-				pci_free_consistent(adapter->ahw.pdev,
+				pci_free_consistent(rcv_desc->phys_pdev,
 						    RCV_DESC_RINGSIZE,
 						    rcv_desc->desc_head,
 						    rcv_desc->phys_addr);
@@ -333,7 +368,7 @@ void netxen_free_hw_resources(struct netxen_adapter *adapter)
 		}
 
 		if (recv_ctx->rcv_status_desc_head != NULL) {
-			pci_free_consistent(adapter->ahw.pdev,
+			pci_free_consistent(recv_ctx->rcv_status_desc_pdev,
 					    STATUS_DESC_RINGSIZE,
 					    recv_ctx->rcv_status_desc_head,
 					    recv_ctx->
@@ -360,10 +395,10 @@ void netxen_tso_check(struct netxen_adapter *adapter,
 			return;
 		}
 	}
+	adapter->stats.xmitcsummed++;
 	CMD_DESC_TCP_HDR_OFFSET_WRT(desc, skb->h.raw - skb->data);
 	desc->length_tcp_hdr = cpu_to_le32(desc->length_tcp_hdr);
 	desc->ip_hdr_offset = skb->nh.raw - skb->data;
-	adapter->stats.xmitcsummed++;
 }
 
 int netxen_is_flash_supported(struct netxen_adapter *adapter)
@@ -373,7 +408,7 @@ int netxen_is_flash_supported(struct netxen_adapter *adapter)
 
 	/* if the flash size less than 4Mb, make huge war cry and die */
 	for (j = 1; j < 4; j++) {
-		addr = j * 0x100000;
+		addr = j * NETXEN_NIC_WINDOW_MARGIN;
 		for (i = 0; i < (sizeof(locs) / sizeof(locs[0])); i++) {
 			if (netxen_rom_fast_read(adapter, locs[i], &val01) == 0
 			    && netxen_rom_fast_read(adapter, (addr + locs[i]),
@@ -458,7 +493,9 @@ void netxen_nic_pci_change_crbwindow(struct netxen_adapter *adapter, u32 wndw)
 	 * register address is received by PCI. The direct region bypasses
 	 * the CRB bus.
 	 */
-	offset = adapter->ahw.pci_base + NETXEN_PCIX_PH_REG(PCIX_CRB_WINDOW);
+	offset =
+	    PCI_OFFSET_SECOND_RANGE(adapter,
+				    NETXEN_PCIX_PH_REG(PCIX_CRB_WINDOW));
 
 	if (wndw & 0x1)
 		wndw = NETXEN_WINDOW_ONE;
@@ -497,8 +534,8 @@ void netxen_load_firmware(struct netxen_adapter *adapter)
 				"loading flash image\n");
 			return;
 		}
-		off = netxen_nic_pci_set_window(adapter->ahw.pci_base, memaddr);
-		addr = (adapter->ahw.pci_base + off);
+		off = netxen_nic_pci_set_window(adapter, memaddr);
+		addr = pci_base_offset(adapter, off);
 		writel(data, addr);
 		flashaddr += 4;
 		memaddr += 4;
@@ -521,14 +558,19 @@ netxen_nic_hw_write_wx(struct netxen_adapter *adapter, u64 off, void *data,
 	if (ADDR_IN_WINDOW1(off)) {
 		addr = NETXEN_CRB_NORMALIZE(adapter, off);
 	} else {		/* Window 0 */
-		addr = adapter->ahw.pci_base + off;
+		addr = pci_base_offset(adapter, off);
 		netxen_nic_pci_change_crbwindow(adapter, 0);