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/*******************************************************************************
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Intel PRO/10GbE Linux driver
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Copyright(c) 1999 - 2008 Intel Corporation.
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This program is free software; you can redistribute it and/or modify it
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under the terms and conditions of the GNU General Public License,
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version 2, as published by the Free Software Foundation.
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This program is distributed in the hope it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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The full GNU General Public License is included in this distribution in
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the file called "COPYING".
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Linux NICS <linux.nics@intel.com>
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e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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#include <linux/mdio.h>
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#include "ixgb_osdep.h"
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/* Types of physical layer modules */
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ixgb_phy_type_unknown = 0,
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ixgb_phy_type_g6005, /* 850nm, MM fiber, XPAK transceiver */
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ixgb_phy_type_g6104, /* 1310nm, SM fiber, XPAK transceiver */
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ixgb_phy_type_txn17201, /* 850nm, MM fiber, XPAK transceiver */
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ixgb_phy_type_txn17401, /* 1310nm, SM fiber, XENPAK transceiver */
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ixgb_phy_type_bcm /* SUN specific board */
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/* XPAK transceiver vendors, for the SR adapters */
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ixgb_xpak_vendor_intel,
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ixgb_xpak_vendor_infineon
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ixgb_media_type_unknown = 0,
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ixgb_media_type_fiber = 1,
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ixgb_media_type_copper = 2,
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/* Flow Control Settings */
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ixgb_fc_default = 0xFF
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ixgb_bus_type_unknown = 0,
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ixgb_bus_speed_unknown = 0,
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ixgb_bus_speed_reserved
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ixgb_bus_width_unknown = 0,
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#define IXGB_EEPROM_SIZE 64 /* Size in words */
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#define SPEED_10000 10000
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#define FULL_DUPLEX 2
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#define MIN_NUMBER_OF_DESCRIPTORS 8
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#define MAX_NUMBER_OF_DESCRIPTORS 0xFFF8 /* 13 bits in RDLEN/TDLEN, 128B aligned */
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#define IXGB_DELAY_BEFORE_RESET 10 /* allow 10ms after idling rx/tx units */
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#define IXGB_DELAY_AFTER_RESET 1 /* allow 1ms after the reset */
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#define IXGB_DELAY_AFTER_EE_RESET 10 /* allow 10ms after the EEPROM reset */
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#define IXGB_DELAY_USECS_AFTER_LINK_RESET 13 /* allow 13 microseconds after the reset */
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/* NOTE: this is MICROSECONDS */
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#define MAX_RESET_ITERATIONS 8 /* number of iterations to get things right */
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/* General Registers */
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#define IXGB_CTRL0 0x00000 /* Device Control Register 0 - RW */
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#define IXGB_CTRL1 0x00008 /* Device Control Register 1 - RW */
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#define IXGB_STATUS 0x00010 /* Device Status Register - RO */
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#define IXGB_EECD 0x00018 /* EEPROM/Flash Control/Data Register - RW */
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#define IXGB_MFS 0x00020 /* Maximum Frame Size - RW */
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#define IXGB_ICR 0x00080 /* Interrupt Cause Read - R/clr */
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#define IXGB_ICS 0x00088 /* Interrupt Cause Set - RW */
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#define IXGB_IMS 0x00090 /* Interrupt Mask Set/Read - RW */
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#define IXGB_IMC 0x00098 /* Interrupt Mask Clear - WO */
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#define IXGB_RCTL 0x00100 /* RX Control - RW */
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#define IXGB_FCRTL 0x00108 /* Flow Control Receive Threshold Low - RW */
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#define IXGB_FCRTH 0x00110 /* Flow Control Receive Threshold High - RW */
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#define IXGB_RDBAL 0x00118 /* RX Descriptor Base Low - RW */
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#define IXGB_RDBAH 0x0011C /* RX Descriptor Base High - RW */
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#define IXGB_RDLEN 0x00120 /* RX Descriptor Length - RW */
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#define IXGB_RDH 0x00128 /* RX Descriptor Head - RW */
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#define IXGB_RDT 0x00130 /* RX Descriptor Tail - RW */
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#define IXGB_RDTR 0x00138 /* RX Delay Timer Ring - RW */
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#define IXGB_RXDCTL 0x00140 /* Receive Descriptor Control - RW */
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#define IXGB_RAIDC 0x00148 /* Receive Adaptive Interrupt Delay Control - RW */
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#define IXGB_RXCSUM 0x00158 /* Receive Checksum Control - RW */
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#define IXGB_RA 0x00180 /* Receive Address Array Base - RW */
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#define IXGB_RAL 0x00180 /* Receive Address Low [0:15] - RW */
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#define IXGB_RAH 0x00184 /* Receive Address High [0:15] - RW */
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#define IXGB_MTA 0x00200 /* Multicast Table Array [0:127] - RW */
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#define IXGB_VFTA 0x00400 /* VLAN Filter Table Array [0:127] - RW */
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#define IXGB_REQ_RX_DESCRIPTOR_MULTIPLE 8
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#define IXGB_TCTL 0x00600 /* TX Control - RW */
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#define IXGB_TDBAL 0x00608 /* TX Descriptor Base Low - RW */
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#define IXGB_TDBAH 0x0060C /* TX Descriptor Base High - RW */
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#define IXGB_TDLEN 0x00610 /* TX Descriptor Length - RW */
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#define IXGB_TDH 0x00618 /* TX Descriptor Head - RW */
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#define IXGB_TDT 0x00620 /* TX Descriptor Tail - RW */
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#define IXGB_TIDV 0x00628 /* TX Interrupt Delay Value - RW */
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#define IXGB_TXDCTL 0x00630 /* Transmit Descriptor Control - RW */
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#define IXGB_TSPMT 0x00638 /* TCP Segmentation PAD & Min Threshold - RW */
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#define IXGB_PAP 0x00640 /* Pause and Pace - RW */
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#define IXGB_REQ_TX_DESCRIPTOR_MULTIPLE 8
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#define IXGB_PCSC1 0x00700 /* PCS Control 1 - RW */
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#define IXGB_PCSC2 0x00708 /* PCS Control 2 - RW */
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#define IXGB_PCSS1 0x00710 /* PCS Status 1 - RO */
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#define IXGB_PCSS2 0x00718 /* PCS Status 2 - RO */
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#define IXGB_XPCSS 0x00720 /* 10GBASE-X PCS Status (or XGXS Lane Status) - RO */
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#define IXGB_UCCR 0x00728 /* Unilink Circuit Control Register */
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#define IXGB_XPCSTC 0x00730 /* 10GBASE-X PCS Test Control */
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#define IXGB_MACA 0x00738 /* MDI Autoscan Command and Address - RW */
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#define IXGB_APAE 0x00740 /* Autoscan PHY Address Enable - RW */
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#define IXGB_ARD 0x00748 /* Autoscan Read Data - RO */
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#define IXGB_AIS 0x00750 /* Autoscan Interrupt Status - RO */
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#define IXGB_MSCA 0x00758 /* MDI Single Command and Address - RW */
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#define IXGB_MSRWD 0x00760 /* MDI Single Read and Write Data - RW, RO */
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#define IXGB_WUFC 0x00808 /* Wake Up Filter Control - RW */
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#define IXGB_WUS 0x00810 /* Wake Up Status - RO */
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#define IXGB_FFLT 0x01000 /* Flexible Filter Length Table - RW */
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#define IXGB_FFMT 0x01020 /* Flexible Filter Mask Table - RW */
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#define IXGB_FTVT 0x01420 /* Flexible Filter Value Table - RW */
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#define IXGB_TPRL 0x02000 /* Total Packets Received (Low) */
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#define IXGB_TPRH 0x02004 /* Total Packets Received (High) */
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#define IXGB_GPRCL 0x02008 /* Good Packets Received Count (Low) */
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#define IXGB_GPRCH 0x0200C /* Good Packets Received Count (High) */
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#define IXGB_BPRCL 0x02010 /* Broadcast Packets Received Count (Low) */
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#define IXGB_BPRCH 0x02014 /* Broadcast Packets Received Count (High) */
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#define IXGB_MPRCL 0x02018 /* Multicast Packets Received Count (Low) */
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#define IXGB_MPRCH 0x0201C /* Multicast Packets Received Count (High) */
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#define IXGB_UPRCL 0x02020 /* Unicast Packets Received Count (Low) */
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#define IXGB_UPRCH 0x02024 /* Unicast Packets Received Count (High) */
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#define IXGB_VPRCL 0x02028 /* VLAN Packets Received Count (Low) */
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#define IXGB_VPRCH 0x0202C /* VLAN Packets Received Count (High) */
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#define IXGB_JPRCL 0x02030 /* Jumbo Packets Received Count (Low) */
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#define IXGB_JPRCH 0x02034 /* Jumbo Packets Received Count (High) */
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#define IXGB_GORCL 0x02038 /* Good Octets Received Count (Low) */
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#define IXGB_GORCH 0x0203C /* Good Octets Received Count (High) */
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#define IXGB_TORL 0x02040 /* Total Octets Received (Low) */
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#define IXGB_TORH 0x02044 /* Total Octets Received (High) */
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#define IXGB_RNBC 0x02048 /* Receive No Buffers Count */
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#define IXGB_RUC 0x02050 /* Receive Undersize Count */
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#define IXGB_ROC 0x02058 /* Receive Oversize Count */
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#define IXGB_RLEC 0x02060 /* Receive Length Error Count */
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#define IXGB_CRCERRS 0x02068 /* CRC Error Count */
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#define IXGB_ICBC 0x02070 /* Illegal control byte in mid-packet Count */
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#define IXGB_ECBC 0x02078 /* Error Control byte in mid-packet Count */
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#define IXGB_MPC 0x02080 /* Missed Packets Count */
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#define IXGB_TPTL 0x02100 /* Total Packets Transmitted (Low) */
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#define IXGB_TPTH 0x02104 /* Total Packets Transmitted (High) */
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#define IXGB_GPTCL 0x02108 /* Good Packets Transmitted Count (Low) */
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#define IXGB_GPTCH 0x0210C /* Good Packets Transmitted Count (High) */
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#define IXGB_BPTCL 0x02110 /* Broadcast Packets Transmitted Count (Low) */
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#define IXGB_BPTCH 0x02114 /* Broadcast Packets Transmitted Count (High) */
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#define IXGB_MPTCL 0x02118 /* Multicast Packets Transmitted Count (Low) */
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#define IXGB_MPTCH 0x0211C /* Multicast Packets Transmitted Count (High) */
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#define IXGB_UPTCL 0x02120 /* Unicast Packets Transmitted Count (Low) */
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#define IXGB_UPTCH 0x02124 /* Unicast Packets Transmitted Count (High) */
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#define IXGB_VPTCL 0x02128 /* VLAN Packets Transmitted Count (Low) */
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#define IXGB_VPTCH 0x0212C /* VLAN Packets Transmitted Count (High) */
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#define IXGB_JPTCL 0x02130 /* Jumbo Packets Transmitted Count (Low) */
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#define IXGB_JPTCH 0x02134 /* Jumbo Packets Transmitted Count (High) */
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#define IXGB_GOTCL 0x02138 /* Good Octets Transmitted Count (Low) */
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#define IXGB_GOTCH 0x0213C /* Good Octets Transmitted Count (High) */
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#define IXGB_TOTL 0x02140 /* Total Octets Transmitted Count (Low) */
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#define IXGB_TOTH 0x02144 /* Total Octets Transmitted Count (High) */
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#define IXGB_DC 0x02148 /* Defer Count */
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#define IXGB_PLT64C 0x02150 /* Packet Transmitted was less than 64 bytes Count */
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#define IXGB_TSCTC 0x02170 /* TCP Segmentation Context Transmitted Count */
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#define IXGB_TSCTFC 0x02178 /* TCP Segmentation Context Tx Fail Count */
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#define IXGB_IBIC 0x02180 /* Illegal byte during Idle stream count */
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#define IXGB_RFC 0x02188 /* Remote Fault Count */
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#define IXGB_LFC 0x02190 /* Local Fault Count */
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#define IXGB_PFRC 0x02198 /* Pause Frame Receive Count */
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#define IXGB_PFTC 0x021A0 /* Pause Frame Transmit Count */
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#define IXGB_MCFRC 0x021A8 /* MAC Control Frames (non-Pause) Received Count */
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#define IXGB_MCFTC 0x021B0 /* MAC Control Frames (non-Pause) Transmitted Count */
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#define IXGB_XONRXC 0x021B8 /* XON Received Count */
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#define IXGB_XONTXC 0x021C0 /* XON Transmitted Count */
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#define IXGB_XOFFRXC 0x021C8 /* XOFF Received Count */
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#define IXGB_XOFFTXC 0x021D0 /* XOFF Transmitted Count */
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#define IXGB_RJC 0x021D8 /* Receive Jabber Count */
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/* CTRL0 Bit Masks */
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#define IXGB_CTRL0_LRST 0x00000008
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#define IXGB_CTRL0_JFE 0x00000010
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#define IXGB_CTRL0_XLE 0x00000020
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#define IXGB_CTRL0_MDCS 0x00000040
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#define IXGB_CTRL0_CMDC 0x00000080
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#define IXGB_CTRL0_SDP0 0x00040000
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#define IXGB_CTRL0_SDP1 0x00080000
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#define IXGB_CTRL0_SDP2 0x00100000
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#define IXGB_CTRL0_SDP3 0x00200000
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#define IXGB_CTRL0_SDP0_DIR 0x00400000
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#define IXGB_CTRL0_SDP1_DIR 0x00800000
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#define IXGB_CTRL0_SDP2_DIR 0x01000000
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#define IXGB_CTRL0_SDP3_DIR 0x02000000
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#define IXGB_CTRL0_RST 0x04000000
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#define IXGB_CTRL0_RPE 0x08000000
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#define IXGB_CTRL0_TPE 0x10000000
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#define IXGB_CTRL0_VME 0x40000000
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/* CTRL1 Bit Masks */
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#define IXGB_CTRL1_GPI0_EN 0x00000001
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#define IXGB_CTRL1_GPI1_EN 0x00000002
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#define IXGB_CTRL1_GPI2_EN 0x00000004
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#define IXGB_CTRL1_GPI3_EN 0x00000008
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#define IXGB_CTRL1_SDP4 0x00000010
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#define IXGB_CTRL1_SDP5 0x00000020
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#define IXGB_CTRL1_SDP6 0x00000040
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#define IXGB_CTRL1_SDP7 0x00000080
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#define IXGB_CTRL1_SDP4_DIR 0x00000100
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#define IXGB_CTRL1_SDP5_DIR 0x00000200
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#define IXGB_CTRL1_SDP6_DIR 0x00000400
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#define IXGB_CTRL1_SDP7_DIR 0x00000800
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#define IXGB_CTRL1_EE_RST 0x00002000
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#define IXGB_CTRL1_RO_DIS 0x00020000
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#define IXGB_CTRL1_PCIXHM_MASK 0x00C00000
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#define IXGB_CTRL1_PCIXHM_1_2 0x00000000
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#define IXGB_CTRL1_PCIXHM_5_8 0x00400000
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#define IXGB_CTRL1_PCIXHM_3_4 0x00800000
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#define IXGB_CTRL1_PCIXHM_7_8 0x00C00000
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/* STATUS Bit Masks */
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#define IXGB_STATUS_LU 0x00000002
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#define IXGB_STATUS_AIP 0x00000004
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#define IXGB_STATUS_TXOFF 0x00000010
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#define IXGB_STATUS_XAUIME 0x00000020
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#define IXGB_STATUS_RES 0x00000040
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#define IXGB_STATUS_RIS 0x00000080
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#define IXGB_STATUS_RIE 0x00000100
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#define IXGB_STATUS_RLF 0x00000200
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#define IXGB_STATUS_RRF 0x00000400
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#define IXGB_STATUS_PCI_SPD 0x00000800
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#define IXGB_STATUS_BUS64 0x00001000
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#define IXGB_STATUS_PCIX_MODE 0x00002000
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#define IXGB_STATUS_PCIX_SPD_MASK 0x0000C000
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#define IXGB_STATUS_PCIX_SPD_66 0x00000000
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#define IXGB_STATUS_PCIX_SPD_100 0x00004000
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#define IXGB_STATUS_PCIX_SPD_133 0x00008000
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#define IXGB_STATUS_REV_ID_MASK 0x000F0000
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#define IXGB_STATUS_REV_ID_SHIFT 16
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#define IXGB_EECD_SK 0x00000001
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#define IXGB_EECD_CS 0x00000002
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#define IXGB_EECD_DI 0x00000004
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#define IXGB_EECD_DO 0x00000008
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#define IXGB_EECD_FWE_MASK 0x00000030
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#define IXGB_EECD_FWE_DIS 0x00000010
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#define IXGB_EECD_FWE_EN 0x00000020
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#define IXGB_MFS_SHIFT 16
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/* Interrupt Register Bit Masks (used for ICR, ICS, IMS, and IMC) */
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#define IXGB_INT_TXDW 0x00000001
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#define IXGB_INT_TXQE 0x00000002
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#define IXGB_INT_LSC 0x00000004
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#define IXGB_INT_RXSEQ 0x00000008
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#define IXGB_INT_RXDMT0 0x00000010
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#define IXGB_INT_RXO 0x00000040
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#define IXGB_INT_RXT0 0x00000080
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#define IXGB_INT_AUTOSCAN 0x00000200
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#define IXGB_INT_GPI0 0x00000800
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#define IXGB_INT_GPI1 0x00001000
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#define IXGB_INT_GPI2 0x00002000
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#define IXGB_INT_GPI3 0x00004000
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#define IXGB_RCTL_RXEN 0x00000002
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#define IXGB_RCTL_SBP 0x00000004
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#define IXGB_RCTL_UPE 0x00000008
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#define IXGB_RCTL_MPE 0x00000010
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#define IXGB_RCTL_RDMTS_MASK 0x00000300
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#define IXGB_RCTL_RDMTS_1_2 0x00000000
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#define IXGB_RCTL_RDMTS_1_4 0x00000100
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#define IXGB_RCTL_RDMTS_1_8 0x00000200
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#define IXGB_RCTL_MO_MASK 0x00003000
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#define IXGB_RCTL_MO_47_36 0x00000000
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#define IXGB_RCTL_MO_46_35 0x00001000
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#define IXGB_RCTL_MO_45_34 0x00002000
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#define IXGB_RCTL_MO_43_32 0x00003000
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#define IXGB_RCTL_MO_SHIFT 12
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#define IXGB_RCTL_BAM 0x00008000
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#define IXGB_RCTL_BSIZE_MASK 0x00030000
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#define IXGB_RCTL_BSIZE_2048 0x00000000
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#define IXGB_RCTL_BSIZE_4096 0x00010000
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#define IXGB_RCTL_BSIZE_8192 0x00020000
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#define IXGB_RCTL_BSIZE_16384 0x00030000
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#define IXGB_RCTL_VFE 0x00040000
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#define IXGB_RCTL_CFIEN 0x00080000
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#define IXGB_RCTL_CFI 0x00100000
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#define IXGB_RCTL_RPDA_MASK 0x00600000
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#define IXGB_RCTL_RPDA_MC_MAC 0x00000000
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#define IXGB_RCTL_MC_ONLY 0x00400000
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#define IXGB_RCTL_CFF 0x00800000
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#define IXGB_RCTL_SECRC 0x04000000
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#define IXGB_RDT_FPDB 0x80000000
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#define IXGB_RCTL_IDLE_RX_UNIT 0
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/* FCRTL Bit Masks */
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#define IXGB_FCRTL_XONE 0x80000000
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/* RXDCTL Bit Masks */
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#define IXGB_RXDCTL_PTHRESH_MASK 0x000001FF
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#define IXGB_RXDCTL_PTHRESH_SHIFT 0
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#define IXGB_RXDCTL_HTHRESH_MASK 0x0003FE00
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#define IXGB_RXDCTL_HTHRESH_SHIFT 9
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#define IXGB_RXDCTL_WTHRESH_MASK 0x07FC0000
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#define IXGB_RXDCTL_WTHRESH_SHIFT 18
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/* RAIDC Bit Masks */
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#define IXGB_RAIDC_HIGHTHRS_MASK 0x0000003F
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#define IXGB_RAIDC_DELAY_MASK 0x000FF800
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#define IXGB_RAIDC_DELAY_SHIFT 11
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#define IXGB_RAIDC_POLL_MASK 0x1FF00000
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#define IXGB_RAIDC_POLL_SHIFT 20
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#define IXGB_RAIDC_RXT_GATE 0x40000000
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#define IXGB_RAIDC_EN 0x80000000
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#define IXGB_RAIDC_POLL_1000_INTERRUPTS_PER_SECOND 1220
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#define IXGB_RAIDC_POLL_5000_INTERRUPTS_PER_SECOND 244
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#define IXGB_RAIDC_POLL_10000_INTERRUPTS_PER_SECOND 122
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#define IXGB_RAIDC_POLL_20000_INTERRUPTS_PER_SECOND 61
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/* RXCSUM Bit Masks */
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#define IXGB_RXCSUM_IPOFL 0x00000100
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#define IXGB_RXCSUM_TUOFL 0x00000200
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#define IXGB_RAH_ASEL_MASK 0x00030000
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#define IXGB_RAH_ASEL_DEST 0x00000000
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#define IXGB_RAH_ASEL_SRC 0x00010000
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#define IXGB_RAH_AV 0x80000000
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#define IXGB_TCTL_TCE 0x00000001
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#define IXGB_TCTL_TXEN 0x00000002
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#define IXGB_TCTL_TPDE 0x00000004
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#define IXGB_TCTL_IDLE_TX_UNIT 0
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/* TXDCTL Bit Masks */
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#define IXGB_TXDCTL_PTHRESH_MASK 0x0000007F
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#define IXGB_TXDCTL_HTHRESH_MASK 0x00007F00
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#define IXGB_TXDCTL_HTHRESH_SHIFT 8
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#define IXGB_TXDCTL_WTHRESH_MASK 0x007F0000
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#define IXGB_TXDCTL_WTHRESH_SHIFT 16
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/* TSPMT Bit Masks */
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#define IXGB_TSPMT_TSMT_MASK 0x0000FFFF
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#define IXGB_TSPMT_TSPBP_MASK 0xFFFF0000
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#define IXGB_TSPMT_TSPBP_SHIFT 16
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#define IXGB_PAP_TXPC_MASK 0x0000FFFF
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#define IXGB_PAP_TXPV_MASK 0x000F0000
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#define IXGB_PAP_TXPV_10G 0x00000000
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#define IXGB_PAP_TXPV_1G 0x00010000
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#define IXGB_PAP_TXPV_2G 0x00020000
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#define IXGB_PAP_TXPV_3G 0x00030000
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#define IXGB_PAP_TXPV_4G 0x00040000
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#define IXGB_PAP_TXPV_5G 0x00050000
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#define IXGB_PAP_TXPV_6G 0x00060000
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#define IXGB_PAP_TXPV_7G 0x00070000
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#define IXGB_PAP_TXPV_8G 0x00080000
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#define IXGB_PAP_TXPV_9G 0x00090000
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#define IXGB_PAP_TXPV_WAN 0x000F0000
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/* PCSC1 Bit Masks */
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#define IXGB_PCSC1_LOOPBACK 0x00004000
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/* PCSC2 Bit Masks */
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#define IXGB_PCSC2_PCS_TYPE_MASK 0x00000003
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#define IXGB_PCSC2_PCS_TYPE_10GBX 0x00000001
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/* PCSS1 Bit Masks */
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#define IXGB_PCSS1_LOCAL_FAULT 0x00000080
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#define IXGB_PCSS1_RX_LINK_STATUS 0x00000004
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/* PCSS2 Bit Masks */
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#define IXGB_PCSS2_DEV_PRES_MASK 0x0000C000
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#define IXGB_PCSS2_DEV_PRES 0x00004000
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#define IXGB_PCSS2_TX_LF 0x00000800
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#define IXGB_PCSS2_RX_LF 0x00000400
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#define IXGB_PCSS2_10GBW 0x00000004
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#define IXGB_PCSS2_10GBX 0x00000002
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#define IXGB_PCSS2_10GBR 0x00000001
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/* XPCSS Bit Masks */
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#define IXGB_XPCSS_ALIGN_STATUS 0x00001000
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#define IXGB_XPCSS_PATTERN_TEST 0x00000800
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#define IXGB_XPCSS_LANE_3_SYNC 0x00000008
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#define IXGB_XPCSS_LANE_2_SYNC 0x00000004
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#define IXGB_XPCSS_LANE_1_SYNC 0x00000002
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#define IXGB_XPCSS_LANE_0_SYNC 0x00000001
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/* XPCSTC Bit Masks */
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#define IXGB_XPCSTC_BERT_TRIG 0x00200000
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#define IXGB_XPCSTC_BERT_SST 0x00100000
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#define IXGB_XPCSTC_BERT_PSZ_MASK 0x000C0000
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#define IXGB_XPCSTC_BERT_PSZ_SHIFT 17
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#define IXGB_XPCSTC_BERT_PSZ_INF 0x00000003
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#define IXGB_XPCSTC_BERT_PSZ_68 0x00000001
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#define IXGB_XPCSTC_BERT_PSZ_1028 0x00000000
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/* New Protocol Address */
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#define IXGB_MSCA_NP_ADDR_MASK 0x0000FFFF
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#define IXGB_MSCA_NP_ADDR_SHIFT 0
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/* Either Device Type or Register Address,depending on ST_CODE */
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#define IXGB_MSCA_DEV_TYPE_MASK 0x001F0000
477
#define IXGB_MSCA_DEV_TYPE_SHIFT 16
478
#define IXGB_MSCA_PHY_ADDR_MASK 0x03E00000
479
#define IXGB_MSCA_PHY_ADDR_SHIFT 21
480
#define IXGB_MSCA_OP_CODE_MASK 0x0C000000
481
/* OP_CODE == 00, Address cycle, New Protocol */
482
/* OP_CODE == 01, Write operation */
483
/* OP_CODE == 10, Read operation */
484
/* OP_CODE == 11, Read, auto increment, New Protocol */
485
#define IXGB_MSCA_ADDR_CYCLE 0x00000000
486
#define IXGB_MSCA_WRITE 0x04000000
487
#define IXGB_MSCA_READ 0x08000000
488
#define IXGB_MSCA_READ_AUTOINC 0x0C000000
489
#define IXGB_MSCA_OP_CODE_SHIFT 26
490
#define IXGB_MSCA_ST_CODE_MASK 0x30000000
491
/* ST_CODE == 00, New Protocol */
492
/* ST_CODE == 01, Old Protocol */
493
#define IXGB_MSCA_NEW_PROTOCOL 0x00000000
494
#define IXGB_MSCA_OLD_PROTOCOL 0x10000000
495
#define IXGB_MSCA_ST_CODE_SHIFT 28
496
/* Initiate command, self-clearing when command completes */
497
#define IXGB_MSCA_MDI_COMMAND 0x40000000
498
/*MDI In Progress Enable. */
499
#define IXGB_MSCA_MDI_IN_PROG_EN 0x80000000
501
/* MSRWD bit masks */
502
#define IXGB_MSRWD_WRITE_DATA_MASK 0x0000FFFF
503
#define IXGB_MSRWD_WRITE_DATA_SHIFT 0
504
#define IXGB_MSRWD_READ_DATA_MASK 0xFFFF0000
505
#define IXGB_MSRWD_READ_DATA_SHIFT 16
507
/* Definitions for the optics devices on the MDIO bus. */
508
#define IXGB_PHY_ADDRESS 0x0 /* Single PHY, multiple "Devices" */
510
#define MDIO_PMA_PMD_XPAK_VENDOR_NAME 0x803A /* XPAK/XENPAK devices only */
512
/* Vendor-specific MDIO registers */
513
#define G6XXX_PMA_PMD_VS1 0xC001 /* Vendor-specific register */
514
#define G6XXX_XGXS_XAUI_VS2 0x18 /* Vendor-specific register */
516
#define G6XXX_PMA_PMD_VS1_PLL_RESET 0x80
517
#define G6XXX_PMA_PMD_VS1_REMOVE_PLL_RESET 0x00
518
#define G6XXX_XGXS_XAUI_VS2_INPUT_MASK 0x0F /* XAUI lanes synchronized */
520
/* Layout of a single receive descriptor. The controller assumes that this
521
* structure is packed into 16 bytes, which is a safe assumption with most
522
* compilers. However, some compilers may insert padding between the fields,
523
* in which case the structure must be packed in some compiler-specific
525
struct ixgb_rx_desc {
534
#define IXGB_RX_DESC_STATUS_DD 0x01
535
#define IXGB_RX_DESC_STATUS_EOP 0x02
536
#define IXGB_RX_DESC_STATUS_IXSM 0x04
537
#define IXGB_RX_DESC_STATUS_VP 0x08
538
#define IXGB_RX_DESC_STATUS_TCPCS 0x20
539
#define IXGB_RX_DESC_STATUS_IPCS 0x40
540
#define IXGB_RX_DESC_STATUS_PIF 0x80
542
#define IXGB_RX_DESC_ERRORS_CE 0x01
543
#define IXGB_RX_DESC_ERRORS_SE 0x02
544
#define IXGB_RX_DESC_ERRORS_P 0x08
545
#define IXGB_RX_DESC_ERRORS_TCPE 0x20
546
#define IXGB_RX_DESC_ERRORS_IPE 0x40
547
#define IXGB_RX_DESC_ERRORS_RXE 0x80
549
#define IXGB_RX_DESC_SPECIAL_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */
550
#define IXGB_RX_DESC_SPECIAL_PRI_MASK 0xE000 /* Priority is in upper 3 bits */
551
#define IXGB_RX_DESC_SPECIAL_PRI_SHIFT 0x000D /* Priority is in upper 3 of 16 */
553
/* Layout of a single transmit descriptor. The controller assumes that this
554
* structure is packed into 16 bytes, which is a safe assumption with most
555
* compilers. However, some compilers may insert padding between the fields,
556
* in which case the structure must be packed in some compiler-specific
558
struct ixgb_tx_desc {
566
#define IXGB_TX_DESC_LENGTH_MASK 0x000FFFFF
567
#define IXGB_TX_DESC_TYPE_MASK 0x00F00000
568
#define IXGB_TX_DESC_TYPE_SHIFT 20
569
#define IXGB_TX_DESC_CMD_MASK 0xFF000000
570
#define IXGB_TX_DESC_CMD_SHIFT 24
571
#define IXGB_TX_DESC_CMD_EOP 0x01000000
572
#define IXGB_TX_DESC_CMD_TSE 0x04000000
573
#define IXGB_TX_DESC_CMD_RS 0x08000000
574
#define IXGB_TX_DESC_CMD_VLE 0x40000000
575
#define IXGB_TX_DESC_CMD_IDE 0x80000000
577
#define IXGB_TX_DESC_TYPE 0x00100000
579
#define IXGB_TX_DESC_STATUS_DD 0x01
581
#define IXGB_TX_DESC_POPTS_IXSM 0x01
582
#define IXGB_TX_DESC_POPTS_TXSM 0x02
583
#define IXGB_TX_DESC_SPECIAL_PRI_SHIFT IXGB_RX_DESC_SPECIAL_PRI_SHIFT /* Priority is in upper 3 of 16 */
585
struct ixgb_context_desc {
598
#define IXGB_CONTEXT_DESC_CMD_TCP 0x01000000
599
#define IXGB_CONTEXT_DESC_CMD_IP 0x02000000
600
#define IXGB_CONTEXT_DESC_CMD_TSE 0x04000000
601
#define IXGB_CONTEXT_DESC_CMD_RS 0x08000000
602
#define IXGB_CONTEXT_DESC_CMD_IDE 0x80000000
604
#define IXGB_CONTEXT_DESC_TYPE 0x00000000
606
#define IXGB_CONTEXT_DESC_STATUS_DD 0x01
609
#define IXGB_MC_TBL_SIZE 128 /* Multicast Filter Table (4096 bits) */
610
#define IXGB_VLAN_FILTER_TBL_SIZE 128 /* VLAN Filter Table (4096 bits) */
611
#define IXGB_RAR_ENTRIES 3 /* Number of entries in Rx Address array */
613
#define IXGB_MEMORY_REGISTER_BASE_ADDRESS 0
614
#define ENET_HEADER_SIZE 14
615
#define ENET_FCS_LENGTH 4
616
#define IXGB_MAX_NUM_MULTICAST_ADDRESSES 128
617
#define IXGB_MIN_ENET_FRAME_SIZE_WITHOUT_FCS 60
618
#define IXGB_MAX_ENET_FRAME_SIZE_WITHOUT_FCS 1514
619
#define IXGB_MAX_JUMBO_FRAME_SIZE 0x3F00
622
#define IXGB_OPTICAL_PHY_ADDR 0x0 /* Optical Module phy address */
623
#define IXGB_XAUII_PHY_ADDR 0x1 /* Xauii transceiver phy address */
624
#define IXGB_DIAG_PHY_ADDR 0x1F /* Diagnostic Device phy address */
626
/* This structure takes a 64k flash and maps it for identification commands */
627
struct ixgb_flash_buffer {
637
/* Flow control parameters */
639
u32 high_water; /* Flow Control High-water */
640
u32 low_water; /* Flow Control Low-water */
641
u16 pause_time; /* Flow Control Pause timer */
642
bool send_xon; /* Flow control send XON */
643
ixgb_fc_type type; /* Type of flow control */
646
/* The historical defaults for the flow control values are given below. */
647
#define FC_DEFAULT_HI_THRESH (0x8000) /* 32KB */
648
#define FC_DEFAULT_LO_THRESH (0x4000) /* 16KB */
649
#define FC_DEFAULT_TX_TIMER (0x100) /* ~130 us */
651
/* Phy definitions */
652
#define IXGB_MAX_PHY_REG_ADDRESS 0xFFFF
653
#define IXGB_MAX_PHY_ADDRESS 31
654
#define IXGB_MAX_PHY_DEV_TYPE 31
658
ixgb_bus_speed speed;
659
ixgb_bus_width width;
664
u8 __iomem *hw_addr;/* Base Address of the hardware */
665
void *back; /* Pointer to OS-dependent struct */
666
struct ixgb_fc fc; /* Flow control parameters */
667
struct ixgb_bus bus; /* Bus parameters */
668
u32 phy_id; /* Phy Identifier */
669
u32 phy_addr; /* XGMII address of Phy */
670
ixgb_mac_type mac_type; /* Identifier for MAC controller */
671
ixgb_phy_type phy_type; /* Transceiver/phy identifier */
672
u32 max_frame_size; /* Maximum frame size supported */
673
u32 mc_filter_type; /* Multicast filter hash type */
674
u32 num_mc_addrs; /* Number of current Multicast addrs */
675
u8 curr_mac_addr[ETH_ALEN]; /* Individual address currently programmed in MAC */
676
u32 num_tx_desc; /* Number of Transmit descriptors */
677
u32 num_rx_desc; /* Number of Receive descriptors */
678
u32 rx_buffer_size; /* Size of Receive buffer */
679
bool link_up; /* true if link is valid */
680
bool adapter_stopped; /* State of adapter */
681
u16 device_id; /* device id from PCI configuration space */
682
u16 vendor_id; /* vendor id from PCI configuration space */
683
u8 revision_id; /* revision id from PCI configuration space */
684
u16 subsystem_vendor_id; /* subsystem vendor id from PCI configuration space */
685
u16 subsystem_id; /* subsystem id from PCI configuration space */
686
u32 bar0; /* Base Address registers */
690
u16 pci_cmd_word; /* PCI command register id from PCI configuration space */
691
__le16 eeprom[IXGB_EEPROM_SIZE]; /* EEPROM contents read at init time */
692
unsigned long io_base; /* Our I/O mapped location */
697
/* Statistics reported by the hardware */
698
struct ixgb_hw_stats {
761
/* Function Prototypes */
762
extern bool ixgb_adapter_stop(struct ixgb_hw *hw);
763
extern bool ixgb_init_hw(struct ixgb_hw *hw);
764
extern bool ixgb_adapter_start(struct ixgb_hw *hw);
765
extern void ixgb_check_for_link(struct ixgb_hw *hw);
766
extern bool ixgb_check_for_bad_link(struct ixgb_hw *hw);
768
extern void ixgb_rar_set(struct ixgb_hw *hw,
773
/* Filters (multicast, vlan, receive) */
774
extern void ixgb_mc_addr_list_update(struct ixgb_hw *hw,
780
extern void ixgb_write_vfta(struct ixgb_hw *hw,
784
/* Access functions to eeprom data */
785
void ixgb_get_ee_mac_addr(struct ixgb_hw *hw, u8 *mac_addr);
786
u32 ixgb_get_ee_pba_number(struct ixgb_hw *hw);
787
u16 ixgb_get_ee_device_id(struct ixgb_hw *hw);
788
bool ixgb_get_eeprom_data(struct ixgb_hw *hw);
789
__le16 ixgb_get_eeprom_word(struct ixgb_hw *hw, u16 index);
791
/* Everything else */
792
void ixgb_led_on(struct ixgb_hw *hw);
793
void ixgb_led_off(struct ixgb_hw *hw);
794
void ixgb_write_pci_cfg(struct ixgb_hw *hw,
799
#endif /* _IXGB_HW_H_ */