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/*******************************************************************************

Intel PRO/1000 Linux driver
Copyright(c) 1999 - 2006 Intel Corporation.

This program is free software; you can redistribute it and/or modify it
under the terms and conditions of the GNU General Public License,
version 2, as published by the Free Software Foundation.

This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.

The full GNU General Public License is included in this distribution in
the file called "COPYING".

Contact Information:
Linux NICS <linux.nics@intel.com>
e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497

*******************************************************************************/

/* e1000_hw.h
* Structures, enums, and macros for the MAC
*/

#ifndef _E1000_HW_H_
#define _E1000_HW_H_


/* PCI Device IDs */
#define E1000_DEV_ID_82542 0x1000
#define E1000_DEV_ID_82543GC_FIBER 0x1001
#define E1000_DEV_ID_82543GC_COPPER 0x1004
#define E1000_DEV_ID_82544EI_COPPER 0x1008
#define E1000_DEV_ID_82544EI_FIBER 0x1009
#define E1000_DEV_ID_82544GC_COPPER 0x100C
#define E1000_DEV_ID_82544GC_LOM 0x100D
#define E1000_DEV_ID_82540EM 0x100E
#define E1000_DEV_ID_82540EM_LOM 0x1015
#define E1000_DEV_ID_82540EP_LOM 0x1016
#define E1000_DEV_ID_82540EP 0x1017
#define E1000_DEV_ID_82540EP_LP 0x101E
#define E1000_DEV_ID_82545EM_COPPER 0x100F
#define E1000_DEV_ID_82545EM_FIBER 0x1011
#define E1000_DEV_ID_82545GM_COPPER 0x1026
#define E1000_DEV_ID_82545GM_FIBER 0x1027
#define E1000_DEV_ID_82545GM_SERDES 0x1028
#define E1000_DEV_ID_82546EB_COPPER 0x1010
#define E1000_DEV_ID_82546EB_FIBER 0x1012
#define E1000_DEV_ID_82546EB_QUAD_COPPER 0x101D
#define E1000_DEV_ID_82541EI 0x1013
#define E1000_DEV_ID_82541EI_MOBILE 0x1018
#define E1000_DEV_ID_82541ER_LOM 0x1014
#define E1000_DEV_ID_82541ER 0x1078
#define E1000_DEV_ID_82547GI 0x1075
#define E1000_DEV_ID_82541GI 0x1076
#define E1000_DEV_ID_82541GI_MOBILE 0x1077
#define E1000_DEV_ID_82541GI_LF 0x107C
#define E1000_DEV_ID_82546GB_COPPER 0x1079
#define E1000_DEV_ID_82546GB_FIBER 0x107A
#define E1000_DEV_ID_82546GB_SERDES 0x107B
#define E1000_DEV_ID_82546GB_PCIE 0x108A
#define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099
#define E1000_DEV_ID_82547EI 0x1019
#define E1000_DEV_ID_82547EI_MOBILE 0x101A
#define E1000_DEV_ID_82571EB_COPPER 0x105E
#define E1000_DEV_ID_82571EB_FIBER 0x105F
#define E1000_DEV_ID_82571EB_SERDES 0x1060
#define E1000_DEV_ID_82571EB_QUAD_COPPER 0x10A4
#define E1000_DEV_ID_82571PT_QUAD_COPPER 0x10D5
#define E1000_DEV_ID_82571EB_QUAD_FIBER 0x10A5
#define E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE 0x10BC
#define E1000_DEV_ID_82571EB_SERDES_DUAL 0x10D9
#define E1000_DEV_ID_82571EB_SERDES_QUAD 0x10DA
#define E1000_DEV_ID_82572EI_COPPER 0x107D
#define E1000_DEV_ID_82572EI_FIBER 0x107E
#define E1000_DEV_ID_82572EI_SERDES 0x107F
#define E1000_DEV_ID_82572EI 0x10B9
#define E1000_DEV_ID_82573E 0x108B
#define E1000_DEV_ID_82573E_IAMT 0x108C
#define E1000_DEV_ID_82573L 0x109A
#define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5
#define E1000_DEV_ID_80003ES2LAN_COPPER_DPT 0x1096
#define E1000_DEV_ID_80003ES2LAN_SERDES_DPT 0x1098
#define E1000_DEV_ID_80003ES2LAN_COPPER_SPT 0x10BA
#define E1000_DEV_ID_80003ES2LAN_SERDES_SPT 0x10BB

#define E1000_DEV_ID_ICH8_IGP_M_AMT 0x1049
#define E1000_DEV_ID_ICH8_IGP_AMT 0x104A
#define E1000_DEV_ID_ICH8_IGP_C 0x104B
#define E1000_DEV_ID_ICH8_IFE 0x104C
#define E1000_DEV_ID_ICH8_IFE_GT 0x10C4
#define E1000_DEV_ID_ICH8_IFE_G 0x10C5
#define E1000_DEV_ID_ICH8_IGP_M 0x104D

/* Register Set. (82543, 82544)
*
* Registers are defined to be 32 bits and should be accessed as 32 bit values.
* These registers are physically located on the NIC, but are mapped into the
* host memory address space.
*
* RW - register is both readable and writable
* RO - register is read only
* WO - register is write only
* R/clr - register is read only and is cleared when read
* A - register array
*/
#define E1000_CTRL 0x00000 /* Device Control - RW */
#define E1000_CTRL_DUP 0x00004 /* Device Control Duplicate (Shadow) - RW */
#define E1000_STATUS 0x00008 /* Device Status - RO */
#define E1000_EECD 0x00010 /* EEPROM/Flash Control - RW */
#define E1000_EERD 0x00014 /* EEPROM Read - RW */
#define E1000_CTRL_EXT 0x00018 /* Extended Device Control - RW */
#define E1000_FLA 0x0001C /* Flash Access - RW */
#define E1000_MDIC 0x00020 /* MDI Control - RW */
#define E1000_SCTL 0x00024 /* SerDes Control - RW */
#define E1000_FEXTNVM 0x00028 /* Future Extended NVM register */
#define E1000_FCAL 0x00028 /* Flow Control Address Low - RW */
#define E1000_FCAH 0x0002C /* Flow Control Address High -RW */
#define E1000_FCT 0x00030 /* Flow Control Type - RW */
#define E1000_VET 0x00038 /* VLAN Ether Type - RW */
#define E1000_ICR 0x000C0 /* Interrupt Cause Read - R/clr */
#define E1000_ITR 0x000C4 /* Interrupt Throttling Rate - RW */
#define E1000_ICS 0x000C8 /* Interrupt Cause Set - WO */
#define E1000_IMS 0x000D0 /* Interrupt Mask Set - RW */
#define E1000_IMC 0x000D8 /* Interrupt Mask Clear - WO */
#define E1000_IAM 0x000E0 /* Interrupt Acknowledge Auto Mask */
#define E1000_RCTL 0x00100 /* RX Control - RW */
#define E1000_RDTR1 0x02820 /* RX Delay Timer (1) - RW */
#define E1000_RDBAL1 0x02900 /* RX Descriptor Base Address Low (1) - RW */
#define E1000_RDBAH1 0x02904 /* RX Descriptor Base Address High (1) - RW */
#define E1000_RDLEN1 0x02908 /* RX Descriptor Length (1) - RW */
#define E1000_RDH1 0x02910 /* RX Descriptor Head (1) - RW */
#define E1000_RDT1 0x02918 /* RX Descriptor Tail (1) - RW */
#define E1000_FCTTV 0x00170 /* Flow Control Transmit Timer Value - RW */
#define E1000_TXCW 0x00178 /* TX Configuration Word - RW */
#define E1000_RXCW 0x00180 /* RX Configuration Word - RO */
#define E1000_TCTL 0x00400 /* TX Control - RW */
#define E1000_TCTL_EXT 0x00404 /* Extended TX Control - RW */
#define E1000_TIPG 0x00410 /* TX Inter-packet gap -RW */
#define E1000_TBT 0x00448 /* TX Burst Timer - RW */
#define E1000_AIT 0x00458 /* Adaptive Interframe Spacing Throttle - RW */
#define E1000_LEDCTL 0x00E00 /* LED Control - RW */
#define E1000_EXTCNF_CTRL 0x00F00 /* Extended Configuration Control */
#define E1000_EXTCNF_SIZE 0x00F08 /* Extended Configuration Size */
#define E1000_PHY_CTRL 0x00F10 /* PHY Control Register in CSR */
#define FEXTNVM_SW_CONFIG 0x0001
#define E1000_PBA 0x01000 /* Packet Buffer Allocation - RW */
#define E1000_PBS 0x01008 /* Packet Buffer Size */
#define E1000_EEMNGCTL 0x01010 /* MNG EEprom Control */
#define E1000_FLASH_UPDATES 1000
#define E1000_EEARBC 0x01024 /* EEPROM Auto Read Bus Control */
#define E1000_FLASHT 0x01028 /* FLASH Timer Register */
#define E1000_EEWR 0x0102C /* EEPROM Write Register - RW */
#define E1000_FLSWCTL 0x01030 /* FLASH control register */
#define E1000_FLSWDATA 0x01034 /* FLASH data register */
#define E1000_FLSWCNT 0x01038 /* FLASH Access Counter */
#define E1000_FLOP 0x0103C /* FLASH Opcode Register */
#define E1000_ERT 0x02008 /* Early Rx Threshold - RW */
#define E1000_FCRTL 0x02160 /* Flow Control Receive Threshold Low - RW */
#define E1000_FCRTH 0x02168 /* Flow Control Receive Threshold High - RW */
#define E1000_PSRCTL 0x02170 /* Packet Split Receive Control - RW */
#define E1000_RDBAL 0x02800 /* RX Descriptor Base Address Low - RW */
#define E1000_RDBAH 0x02804 /* RX Descriptor Base Address High - RW */
#define E1000_RDLEN 0x02808 /* RX Descriptor Length - RW */
#define E1000_RDH 0x02810 /* RX Descriptor Head - RW */
#define E1000_RDT 0x02818 /* RX Descriptor Tail - RW */
#define E1000_RDTR 0x02820 /* RX Delay Timer - RW */
#define E1000_RDBAL0 E1000_RDBAL /* RX Desc Base Address Low (0) - RW */
#define E1000_RDBAH0 E1000_RDBAH /* RX Desc Base Address High (0) - RW */
#define E1000_RDLEN0 E1000_RDLEN /* RX Desc Length (0) - RW */
#define E1000_RDH0 E1000_RDH /* RX Desc Head (0) - RW */
#define E1000_RDT0 E1000_RDT /* RX Desc Tail (0) - RW */
#define E1000_RDTR0 E1000_RDTR /* RX Delay Timer (0) - RW */
#define E1000_RXDCTL 0x02828 /* RX Descriptor Control queue 0 - RW */
#define E1000_RXDCTL1 0x02928 /* RX Descriptor Control queue 1 - RW */
#define E1000_RADV 0x0282C /* RX Interrupt Absolute Delay Timer - RW */
#define E1000_RSRPD 0x02C00 /* RX Small Packet Detect - RW */
#define E1000_RAID 0x02C08 /* Receive Ack Interrupt Delay - RW */
#define E1000_TXDMAC 0x03000 /* TX DMA Control - RW */
#define E1000_KABGTXD 0x03004 /* AFE Band Gap Transmit Ref Data */
#define E1000_TDFH 0x03410 /* TX Data FIFO Head - RW */
#define E1000_TDFT 0x03418 /* TX Data FIFO Tail - RW */
#define E1000_TDFHS 0x03420 /* TX Data FIFO Head Saved - RW */
#define E1000_TDFTS 0x03428 /* TX Data FIFO Tail Saved - RW */
#define E1000_TDFPC 0x03430 /* TX Data FIFO Packet Count - RW */
#define E1000_TDBAL 0x03800 /* TX Descriptor Base Address Low - RW */
#define E1000_TDBAH 0x03804 /* TX Descriptor Base Address High - RW */
#define E1000_TDLEN 0x03808 /* TX Descriptor Length - RW */
#define E1000_TDH 0x03810 /* TX Descriptor Head - RW */
#define E1000_TDT 0x03818 /* TX Descripotr Tail - RW */
#define E1000_TIDV 0x03820 /* TX Interrupt Delay Value - RW */
#define E1000_TXDCTL 0x03828 /* TX Descriptor Control - RW */
#define E1000_TADV 0x0382C /* TX Interrupt Absolute Delay Val - RW */
#define E1000_TSPMT 0x03830 /* TCP Segmentation PAD & Min Threshold - RW */
#define E1000_TARC0 0x03840 /* TX Arbitration Count (0) */
#define E1000_TDBAL1 0x03900 /* TX Desc Base Address Low (1) - RW */
#define E1000_TDBAH1 0x03904 /* TX Desc Base Address High (1) - RW */
#define E1000_TDLEN1 0x03908 /* TX Desc Length (1) - RW */
#define E1000_TDH1 0x03910 /* TX Desc Head (1) - RW */
#define E1000_TDT1 0x03918 /* TX Desc Tail (1) - RW */
#define E1000_TXDCTL1 0x03928 /* TX Descriptor Control (1) - RW */
#define E1000_TARC1 0x03940 /* TX Arbitration Count (1) */
#define E1000_CRCERRS 0x04000 /* CRC Error Count - R/clr */
#define E1000_ALGNERRC 0x04004 /* Alignment Error Count - R/clr */
#define E1000_SYMERRS 0x04008 /* Symbol Error Count - R/clr */
#define E1000_RXERRC 0x0400C /* Receive Error Count - R/clr */
#define E1000_MPC 0x04010 /* Missed Packet Count - R/clr */
#define E1000_SCC 0x04014 /* Single Collision Count - R/clr */
#define E1000_ECOL 0x04018 /* Excessive Collision Count - R/clr */
#define E1000_MCC 0x0401C /* Multiple Collision Count - R/clr */
#define E1000_LATECOL 0x04020 /* Late Collision Count - R/clr */
#define E1000_COLC 0x04028 /* Collision Count - R/clr */
#define E1000_DC 0x04030 /* Defer Count - R/clr */
#define E1000_TNCRS 0x04034 /* TX-No CRS - R/clr */
#define E1000_SEC 0x04038 /* Sequence Error Count - R/clr */
#define E1000_CEXTERR 0x0403C /* Carrier Extension Error Count - R/clr */
#define E1000_RLEC 0x04040 /* Receive Length Error Count - R/clr */
#define E1000_XONRXC 0x04048 /* XON RX Count - R/clr */
#define E1000_XONTXC 0x0404C /* XON TX Count - R/clr */
#define E1000_XOFFRXC 0x04050 /* XOFF RX Count - R/clr */
#define E1000_XOFFTXC 0x04054 /* XOFF TX Count - R/clr */
#define E1000_FCRUC 0x04058 /* Flow Control RX Unsupported Count- R/clr */
#define E1000_PRC64 0x0405C /* Packets RX (64 bytes) - R/clr */
#define E1000_PRC127 0x04060 /* Packets RX (65-127 bytes) - R/clr */
#define E1000_PRC255 0x04064 /* Packets RX (128-255 bytes) - R/clr */
#define E1000_PRC511 0x04068 /* Packets RX (255-511 bytes) - R/clr */
#define E1000_PRC1023 0x0406C /* Packets RX (512-1023 bytes) - R/clr */
#define E1000_PRC1522 0x04070 /* Packets RX (1024-1522 bytes) - R/clr */
#define E1000_GPRC 0x04074 /* Good Packets RX Count - R/clr */
#define E1000_BPRC 0x04078 /* Broadcast Packets RX Count - R/clr */
#define E1000_MPRC 0x0407C /* Multicast Packets RX Count - R/clr */
#define E1000_GPTC 0x04080 /* Good Packets TX Count - R/clr */
#define E1000_GORCL 0x04088 /* Good Octets RX Count Low - R/clr */
#define E1000_GORCH 0x0408C /* Good Octets RX Count High - R/clr */
#define E1000_GOTCL 0x04090 /* Good Octets TX Count Low - R/clr */
#define E1000_GOTCH 0x04094 /* Good Octets TX Count High - R/clr */
#define E1000_RNBC 0x040A0 /* RX No Buffers Count - R/clr */
#define E1000_RUC 0x040A4 /* RX Undersize Count - R/clr */
#define E1000_RFC 0x040A8 /* RX Fragment Count - R/clr */
#define E1000_ROC 0x040AC /* RX Oversize Count - R/clr */
#define E1000_RJC 0x040B0 /* RX Jabber Count - R/clr */
#define E1000_MGTPRC 0x040B4 /* Management Packets RX Count - R/clr */
#define E1000_MGTPDC 0x040B8 /* Management Packets Dropped Count - R/clr */
#define E1000_MGTPTC 0x040BC /* Management Packets TX Count - R/clr */
#define E1000_TORL 0x040C0 /* Total Octets RX Low - R/clr */
#define E1000_TORH 0x040C4 /* Total Octets RX High - R/clr */
#define E1000_TOTL 0x040C8 /* Total Octets TX Low - R/clr */
#define E1000_TOTH 0x040CC /* Total Octets TX High - R/clr */
#define E1000_TPR 0x040D0 /* Total Packets RX - R/clr */
#define E1000_TPT 0x040D4 /* Total Packets TX - R/clr */
#define E1000_PTC64 0x040D8 /* Packets TX (64 bytes) - R/clr */
#define E1000_PTC127 0x040DC /* Packets TX (65-127 bytes) - R/clr */
#define E1000_PTC255 0x040E0 /* Packets TX (128-255 bytes) - R/clr */
#define E1000_PTC511 0x040E4 /* Packets TX (256-511 bytes) - R/clr */
#define E1000_PTC1023 0x040E8 /* Packets TX (512-1023 bytes) - R/clr */
#define E1000_PTC1522 0x040EC /* Packets TX (1024-1522 Bytes) - R/clr */
#define E1000_MPTC 0x040F0 /* Multicast Packets TX Count - R/clr */
#define E1000_BPTC 0x040F4 /* Broadcast Packets TX Count - R/clr */
#define E1000_TSCTC 0x040F8 /* TCP Segmentation Context TX - R/clr */
#define E1000_TSCTFC 0x040FC /* TCP Segmentation Context TX Fail - R/clr */
#define E1000_IAC 0x04100 /* Interrupt Assertion Count */
#define E1000_ICRXPTC 0x04104 /* Interrupt Cause Rx Packet Timer Expire Count */
#define E1000_ICRXATC 0x04108 /* Interrupt Cause Rx Absolute Timer Expire Count */
#define E1000_ICTXPTC 0x0410C /* Interrupt Cause Tx Packet Timer Expire Count */
#define E1000_ICTXATC 0x04110 /* Interrupt Cause Tx Absolute Timer Expire Count */
#define E1000_ICTXQEC 0x04118 /* Interrupt Cause Tx Queue Empty Count */
#define E1000_ICTXQMTC 0x0411C /* Interrupt Cause Tx Queue Minimum Threshold Count */
#define E1000_ICRXDMTC 0x04120 /* Interrupt Cause Rx Descriptor Minimum Threshold Count */
#define E1000_ICRXOC 0x04124 /* Interrupt Cause Receiver Overrun Count */
#define E1000_RXCSUM 0x05000 /* RX Checksum Control - RW */
#define E1000_RFCTL 0x05008 /* Receive Filter Control*/
#define E1000_MTA 0x05200 /* Multicast Table Array - RW Array */
#define E1000_RA 0x05400 /* Receive Address - RW Array */
#define E1000_VFTA 0x05600 /* VLAN Filter Table Array - RW Array */
#define E1000_WUC 0x05800 /* Wakeup Control - RW */
#define E1000_WUFC 0x05808 /* Wakeup Filter Control - RW */
#define E1000_WUS 0x05810 /* Wakeup Status - RO */
#define E1000_MANC 0x05820 /* Management Control - RW */
#define E1000_IPAV 0x05838 /* IP Address Valid - RW */
#define E1000_IP4AT 0x05840 /* IPv4 Address Table - RW Array */
#define E1000_IP6AT 0x05880 /* IPv6 Address Table - RW Array */
#define E1000_WUPL 0x05900 /* Wakeup Packet Length - RW */
#define E1000_WUPM 0x05A00 /* Wakeup Packet Memory - RO A */
#define E1000_FFLT 0x05F00 /* Flexible Filter Length Table - RW Array */
#define E1000_HOST_IF 0x08800 /* Host Interface */
#define E1000_FFMT 0x09000 /* Flexible Filter Mask Table - RW Array */
#define E1000_FFVT 0x09800 /* Flexible Filter Value Table - RW Array */

#define E1000_KUMCTRLSTA 0x00034 /* MAC-PHY interface - RW */
#define E1000_MDPHYA 0x0003C /* PHY address - RW */
#define E1000_MANC2H 0x05860 /* Managment Control To Host - RW */
#define E1000_SW_FW_SYNC 0x05B5C /* Software-Firmware Synchronization - RW */

#define E1000_GCR 0x05B00 /* PCI-Ex Control */
#define E1000_GSCL_1 0x05B10 /* PCI-Ex Statistic Control #1 */
#define E1000_GSCL_2 0x05B14 /* PCI-Ex Statistic Control #2 */
#define E1000_GSCL_3 0x05B18 /* PCI-Ex Statistic Control #3 */
#define E1000_GSCL_4 0x05B1C /* PCI-Ex Statistic Control #4 */
#define E1000_FACTPS 0x05B30 /* Function Active and Power State to MNG */
#define E1000_SWSM 0x05B50 /* SW Semaphore */
#define E1000_FWSM 0x05B54 /* FW Semaphore */
#define E1000_FFLT_DBG 0x05F04 /* Debug Register */
#define E1000_HICR 0x08F00 /* Host Inteface Control */

/* RSS registers */
#define E1000_CPUVEC 0x02C10 /* CPU Vector Register - RW */
#define E1000_MRQC 0x05818 /* Multiple Receive Control - RW */
#define E1000_RETA 0x05C00 /* Redirection Table - RW Array */
#define E1000_RSSRK 0x05C80 /* RSS Random Key - RW Array */
#define E1000_RSSIM 0x05864 /* RSS Interrupt Mask */
#define E1000_RSSIR 0x05868 /* RSS Interrupt Request */

/* PHY 1000 MII Register/Bit Definitions */
/* PHY Registers defined by IEEE */
#define PHY_CTRL 0x00 /* Control Register */
#define PHY_STATUS 0x01 /* Status Regiser */
#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */
#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */
#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */
#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */
#define PHY_AUTONEG_EXP 0x06 /* Autoneg Expansion Reg */
#define PHY_NEXT_PAGE_TX 0x07 /* Next Page TX */
#define PHY_LP_NEXT_PAGE 0x08 /* Link Partner Next Page */
#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */
#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
#define PHY_EXT_STATUS 0x0F /* Extended Status Reg */

#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
#define MAX_PHY_MULTI_PAGE_REG 0xF /* Registers equal on all pages */

/* M88E1000 Specific Registers */
#define M88E1000_PHY_SPEC_CTRL 0x10 /* PHY Specific Control Register */
#define M88E1000_PHY_SPEC_STATUS 0x11 /* PHY Specific Status Register */
#define M88E1000_INT_ENABLE 0x12 /* Interrupt Enable Register */
#define M88E1000_INT_STATUS 0x13 /* Interrupt Status Register */
#define M88E1000_EXT_PHY_SPEC_CTRL 0x14 /* Extended PHY Specific Control */
#define M88E1000_RX_ERR_CNTR 0x15 /* Receive Error Counter */

#define M88E1000_PHY_EXT_CTRL 0x1A /* PHY extend control register */
#define M88E1000_PHY_PAGE_SELECT 0x1D /* Reg 29 for page number setting */
#define M88E1000_PHY_GEN_CONTROL 0x1E /* Its meaning depends on reg 29 */
#define M88E1000_PHY_VCO_REG_BIT8 0x100 /* Bits 8 & 11 are adjusted for */
#define M88E1000_PHY_VCO_REG_BIT11 0x800 /* improved BER performance */

/* Interrupt Cause Read */
#define E1000_ICR_TXDW 0x00000001 /* Transmit desc written back */
#define E1000_ICR_TXQE 0x00000002 /* Transmit Queue empty */
#define E1000_ICR_LSC 0x00000004 /* Link Status Change */
#define E1000_ICR_RXSEQ 0x00000008 /* rx sequence error */
#define E1000_ICR_RXDMT0 0x00000010 /* rx desc min. threshold (0) */
#define E1000_ICR_RXO 0x00000040 /* rx overrun */
#define E1000_ICR_RXT0 0x00000080 /* rx timer intr (ring 0) */
#define E1000_ICR_MDAC 0x00000200 /* MDIO access complete */
#define E1000_ICR_RXCFG 0x00000400 /* RX /c/ ordered set */
#define E1000_ICR_GPI_EN0 0x00000800 /* GP Int 0 */
#define E1000_ICR_GPI_EN1 0x00001000 /* GP Int 1 */
#define E1000_ICR_GPI_EN2 0x00002000 /* GP Int 2 */
#define E1000_ICR_GPI_EN3 0x00004000 /* GP Int 3 */
#define E1000_ICR_TXD_LOW 0x00008000
#define E1000_ICR_SRPD 0x00010000
#define E1000_ICR_ACK 0x00020000 /* Receive Ack frame */
#define E1000_ICR_MNG 0x00040000 /* Manageability event */
#define E1000_ICR_DOCK 0x00080000 /* Dock/Undock */
#define E1000_ICR_INT_ASSERTED 0x80000000 /* If this bit asserted, the driver should claim the interrupt */
#define E1000_ICR_RXD_FIFO_PAR0 0x00100000 /* queue 0 Rx descriptor FIFO parity error */
#define E1000_ICR_TXD_FIFO_PAR0 0x00200000 /* queue 0 Tx descriptor FIFO parity error */
#define E1000_ICR_HOST_ARB_PAR 0x00400000 /* host arb read buffer parity error */
#define E1000_ICR_PB_PAR 0x00800000 /* packet buffer parity error */
#define E1000_ICR_RXD_FIFO_PAR1 0x01000000 /* queue 1 Rx descriptor FIFO parity error */
#define E1000_ICR_TXD_FIFO_PAR1 0x02000000 /* queue 1 Tx descriptor FIFO parity error */
#define E1000_ICR_ALL_PARITY 0x03F00000 /* all parity error bits */
#define E1000_ICR_DSW 0x00000020 /* FW changed the status of DISSW bit in the FWSM */
#define E1000_ICR_PHYINT 0x00001000 /* LAN connected device generates an interrupt */
#define E1000_ICR_EPRST 0x00100000 /* ME handware reset occurs */

/* Interrupt Cause Set */
#define E1000_ICS_TXDW E1000_ICR_TXDW /* Transmit desc written back */
#define E1000_ICS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
#define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */
#define E1000_ICS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
#define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
#define E1000_ICS_RXO E1000_ICR_RXO /* rx overrun */
#define E1000_ICS_RXT0 E1000_ICR_RXT0 /* rx timer intr */
#define E1000_ICS_MDAC E1000_ICR_MDAC /* MDIO access complete */
#define E1000_ICS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
#define E1000_ICS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
#define E1000_ICS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
#define E1000_ICS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
#define E1000_ICS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
#define E1000_ICS_TXD_LOW E1000_ICR_TXD_LOW
#define E1000_ICS_SRPD E1000_ICR_SRPD
#define E1000_ICS_ACK E1000_ICR_ACK /* Receive Ack frame */
#define E1000_ICS_MNG E1000_ICR_MNG /* Manageability event */
#define E1000_ICS_DOCK E1000_ICR_DOCK /* Dock/Undock */
#define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
#define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
#define E1000_ICS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */
#define E1000_ICS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */
#define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
#define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
#define E1000_ICS_DSW E1000_ICR_DSW
#define E1000_ICS_PHYINT E1000_ICR_PHYINT
#define E1000_ICS_EPRST E1000_ICR_EPRST

/* Interrupt Mask Set */
#define E1000_IMS_TXDW E1000_ICR_TXDW /* Transmit desc written back */
#define E1000_IMS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
#define E1000_IMS_LSC E1000_ICR_LSC /* Link Status Change */
#define E1000_IMS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
#define E1000_IMS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
#define E1000_IMS_RXO E1000_ICR_RXO /* rx overrun */
#define E1000_IMS_RXT0 E1000_ICR_RXT0 /* rx timer intr */
#define E1000_IMS_MDAC E1000_ICR_MDAC /* MDIO access complete */
#define E1000_IMS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
#define E1000_IMS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
#define E1000_IMS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
#define E1000_IMS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
#define E1000_IMS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
#define E1000_IMS_TXD_LOW E1000_ICR_TXD_LOW
#define E1000_IMS_SRPD E1000_ICR_SRPD
#define E1000_IMS_ACK E1000_ICR_ACK /* Receive Ack frame */
#define E1000_IMS_MNG E1000_ICR_MNG /* Manageability event */
#define E1000_IMS_DOCK E1000_ICR_DOCK /* Dock/Undock */
#define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
#define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
#define E1000_IMS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */
#define E1000_IMS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */
#define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
#define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
#define E1000_IMS_DSW E1000_ICR_DSW
#define E1000_IMS_PHYINT E1000_ICR_PHYINT
#define E1000_IMS_EPRST E1000_ICR_EPRST

/* Interrupt Mask Clear */
#define E1000_IMC_TXDW E1000_ICR_TXDW /* Transmit desc written back */
#define E1000_IMC_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
#define E1000_IMC_LSC E1000_ICR_LSC /* Link Status Change */
#define E1000_IMC_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
#define E1000_IMC_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
#define E1000_IMC_RXO E1000_ICR_RXO /* rx overrun */
#define E1000_IMC_RXT0 E1000_ICR_RXT0 /* rx timer intr */
#define E1000_IMC_MDAC E1000_ICR_MDAC /* MDIO access complete */
#define E1000_IMC_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
#define E1000_IMC_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
#define E1000_IMC_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
#define E1000_IMC_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
#define E1000_IMC_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
#define E1000_IMC_TXD_LOW E1000_ICR_TXD_LOW
#define E1000_IMC_SRPD E1000_ICR_SRPD
#define E1000_IMC_ACK E1000_ICR_ACK /* Receive Ack frame */
#define E1000_IMC_MNG E1000_ICR_MNG /* Manageability event */
#define E1000_IMC_DOCK E1000_ICR_DOCK /* Dock/Undock */
#define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
#define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
#define E1000_IMC_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */
#define E1000_IMC_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */
#define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
#define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
#define E1000_IMC_DSW E1000_ICR_DSW
#define E1000_IMC_PHYINT E1000_ICR_PHYINT
#define E1000_IMC_EPRST E1000_ICR_EPRST

/* Receive Control */
#define E1000_RCTL_RST 0x00000001 /* Software reset */
#define E1000_RCTL_EN 0x00000002 /* enable */
#define E1000_RCTL_SBP 0x00000004 /* store bad packet */
#define E1000_RCTL_UPE 0x00000008 /* unicast promiscuous enable */
#define E1000_RCTL_MPE 0x00000010 /* multicast promiscuous enab */
#define E1000_RCTL_LPE 0x00000020 /* long packet enable */
#define E1000_RCTL_LBM_NO 0x00000000 /* no loopback mode */
#define E1000_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */
#define E1000_RCTL_LBM_SLP 0x00000080 /* serial link loopback mode */
#define E1000_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */
#define E1000_RCTL_DTYP_MASK 0x00000C00 /* Descriptor type mask */
#define E1000_RCTL_DTYP_PS 0x00000400 /* Packet Split descriptor */
#define E1000_RCTL_RDMTS_HALF 0x00000000 /* rx desc min threshold size */
#define E1000_RCTL_RDMTS_QUAT 0x00000100 /* rx desc min threshold size */
#define E1000_RCTL_RDMTS_EIGTH 0x00000200 /* rx desc min threshold size */
#define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */
#define E1000_RCTL_MO_0 0x00000000 /* multicast offset 11:0 */
#define E1000_RCTL_MO_1 0x00001000 /* multicast offset 12:1 */
#define E1000_RCTL_MO_2 0x00002000 /* multicast offset 13:2 */
#define E1000_RCTL_MO_3 0x00003000 /* multicast offset 15:4 */
#define E1000_RCTL_MDR 0x00004000 /* multicast desc ring 0 */
#define E1000_RCTL_BAM 0x00008000 /* broadcast enable */
/* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
#define E1000_RCTL_SZ_2048 0x00000000 /* rx buffer size 2048 */
#define E1000_RCTL_SZ_1024 0x00010000 /* rx buffer size 1024 */
#define E1000_RCTL_SZ_512 0x00020000 /* rx buffer size 512 */
#define E1000_RCTL_SZ_256 0x00030000 /* rx buffer size 256 */
/* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */
#define E1000_RCTL_SZ_16384 0x00010000 /* rx buffer size 16384 */
#define E1000_RCTL_SZ_8192 0x00020000 /* rx buffer size 8192 */
#define E1000_RCTL_SZ_4096 0x00030000 /* rx buffer size 4096 */
#define E1000_RCTL_VFE 0x00040000 /* vlan filter enable */
#define E1000_RCTL_CFIEN 0x00080000 /* canonical form enable */
#define E1000_RCTL_CFI 0x00100000 /* canonical form indicator */
#define E1000_RCTL_DPF 0x00400000 /* discard pause frames */
#define E1000_RCTL_PMCF 0x00800000 /* pass MAC control frames */
#define E1000_RCTL_BSEX 0x02000000 /* Buffer size extension */
#define E1000_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */
#define E1000_RCTL_FLXBUF_MASK 0x78000000 /* Flexible buffer size */
#define E1000_RCTL_FLXBUF_SHIFT 27 /* Flexible buffer shift */


#define E1000_EEPROM_SWDPIN0 0x0001 /* SWDPIN 0 EEPROM Value */
#define E1000_EEPROM_LED_LOGIC 0x0020 /* Led Logic Word */
#define E1000_EEPROM_RW_REG_DATA 16 /* Offset to data in EEPROM read/write registers */
#define E1000_EEPROM_RW_REG_DONE 0x10 /* Offset to READ/WRITE done bit */
#define E1000_EEPROM_RW_REG_START 1 /* First bit for telling part to start operation */
#define E1000_EEPROM_RW_ADDR_SHIFT 8 /* Shift to the address bits */
#define E1000_EEPROM_POLL_WRITE 1 /* Flag for polling for write complete */
#define E1000_EEPROM_POLL_READ 0 /* Flag for polling for read complete */
/* Register Bit Masks */
/* Device Control */
#define E1000_CTRL_FD 0x00000001 /* Full duplex.0=half; 1=full */
#define E1000_CTRL_BEM 0x00000002 /* Endian Mode.0=little,1=big */
#define E1000_CTRL_PRIOR 0x00000004 /* Priority on PCI. 0=rx,1=fair */
#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */
#define E1000_CTRL_LRST 0x00000008 /* Link reset. 0=normal,1=reset */
#define E1000_CTRL_TME 0x00000010 /* Test mode. 0=normal,1=test */
#define E1000_CTRL_SLE 0x00000020 /* Serial Link on 0=dis,1=en */
#define E1000_CTRL_ASDE 0x00000020 /* Auto-speed detect enable */
#define E1000_CTRL_SLU 0x00000040 /* Set link up (Force Link) */
#define E1000_CTRL_ILOS 0x00000080 /* Invert Loss-Of Signal */
#define E1000_CTRL_SPD_SEL 0x00000300 /* Speed Select Mask */
#define E1000_CTRL_SPD_10 0x00000000 /* Force 10Mb */
#define E1000_CTRL_SPD_100 0x00000100 /* Force 100Mb */
#define E1000_CTRL_SPD_1000 0x00000200 /* Force 1Gb */
#define E1000_CTRL_BEM32 0x00000400 /* Big Endian 32 mode */
#define E1000_CTRL_FRCSPD 0x00000800 /* Force Speed */
#define E1000_CTRL_FRCDPX 0x00001000 /* Force Duplex */
#define E1000_CTRL_D_UD_EN 0x00002000 /* Dock/Undock enable */
#define E1000_CTRL_D_UD_POLARITY 0x00004000 /* Defined polarity of Dock/Undock indication in SDP[0] */
#define E1000_CTRL_FORCE_PHY_RESET 0x00008000 /* Reset both PHY ports, through PHYRST_N pin */
#define E1000_CTRL_EXT_LINK_EN 0x00010000 /* enable link status from external LINK_0 and LINK_1 pins */
#define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */
#define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */
#define E1000_CTRL_SWDPIN2 0x00100000 /* SWDPIN 2 value */
#define E1000_CTRL_SWDPIN3 0x00200000 /* SWDPIN 3 value */
#define E1000_CTRL_SWDPIO0 0x00400000 /* SWDPIN 0 Input or output */
#define E1000_CTRL_SWDPIO1 0x00800000 /* SWDPIN 1 input or output */
#define E1000_CTRL_SWDPIO2 0x01000000 /* SWDPIN 2 input or output */
#define E1000_CTRL_SWDPIO3 0x02000000 /* SWDPIN 3 input or output */
#define E1000_CTRL_RST 0x04000000 /* Global reset */
#define E1000_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */
#define E1000_CTRL_TFCE 0x10000000 /* Transmit flow control enable */
#define E1000_CTRL_RTE 0x20000000 /* Routing tag enable */
#define E1000_CTRL_VME 0x40000000 /* IEEE VLAN mode enable */
#define E1000_CTRL_PHY_RST 0x80000000 /* PHY Reset */
#define E1000_CTRL_SW2FW_INT 0x02000000 /* Initiate an interrupt to manageability engine */

/* Device Status */
#define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */
#define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */
#define E1000_STATUS_FUNC_MASK 0x0000000C /* PCI Function Mask */
#define E1000_STATUS_FUNC_SHIFT 2
#define E1000_STATUS_FUNC_0 0x00000000 /* Function 0 */
#define E1000_STATUS_FUNC_1 0x00000004 /* Function 1 */
#define E1000_STATUS_TXOFF 0x00000010 /* transmission paused */
#define E1000_STATUS_TBIMODE 0x00000020 /* TBI mode */
#define E1000_STATUS_SPEED_MASK 0x000000C0
#define E1000_STATUS_SPEED_10 0x00000000 /* Speed 10Mb/s */
#define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */
#define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */
#define E1000_STATUS_LAN_INIT_DONE 0x00000200 /* Lan Init Completion
by EEPROM/Flash */
#define E1000_STATUS_ASDV 0x00000300 /* Auto speed detect value */
#define E1000_STATUS_DOCK_CI 0x00000800 /* Change in Dock/Undock state. Clear on write '0'. */
#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000 /* Status of Master requests. */
#define E1000_STATUS_MTXCKOK 0x00000400 /* MTX clock running OK */
#define E1000_STATUS_PCI66 0x00000800 /* In 66Mhz slot */
#define E1000_STATUS_BUS64 0x00001000 /* In 64 bit slot */
#define E1000_STATUS_PCIX_MODE 0x00002000 /* PCI-X mode */
#define E1000_STATUS_PCIX_SPEED 0x0000C000 /* PCI-X bus speed */
#define E1000_STATUS_BMC_SKU_0 0x00100000 /* BMC USB redirect disabled */
#define E1000_STATUS_BMC_SKU_1 0x00200000 /* BMC SRAM disabled */
#define E1000_STATUS_BMC_SKU_2 0x00400000 /* BMC SDRAM disabled */
#define E1000_STATUS_BMC_CRYPTO 0x00800000 /* BMC crypto disabled */
#define E1000_STATUS_BMC_LITE 0x01000000 /* BMC external code execution disabled */
#define E1000_STATUS_RGMII_ENABLE 0x02000000 /* RGMII disabled */
#define E1000_STATUS_FUSE_8 0x04000000
#define E1000_STATUS_FUSE_9 0x08000000
#define E1000_STATUS_SERDES0_DIS 0x10000000 /* SERDES disabled on port 0 */
#define E1000_STATUS_SERDES1_DIS 0x20000000 /* SERDES disabled on port 1 */

/* EEPROM/Flash Control */
#define E1000_EECD_SK 0x00000001 /* EEPROM Clock */
#define E1000_EECD_CS 0x00000002 /* EEPROM Chip Select */
#define E1000_EECD_DI 0x00000004 /* EEPROM Data In */
#define E1000_EECD_DO 0x00000008 /* EEPROM Data Out */
#define E1000_EECD_FWE_MASK 0x00000030
#define E1000_EECD_FWE_DIS 0x00000010 /* Disable FLASH writes */
#define E1000_EECD_FWE_EN 0x00000020 /* Enable FLASH writes */
#define E1000_EECD_FWE_SHIFT 4
#define E1000_EECD_REQ 0x00000040 /* EEPROM Access Request */
#define E1000_EECD_GNT 0x00000080 /* EEPROM Access Grant */
#define E1000_EECD_PRES 0x00000100 /* EEPROM Present */
#define E1000_EECD_SIZE 0x00000200 /* EEPROM Size (0=64 word 1=256 word) */
#define E1000_EECD_ADDR_BITS 0x00000400 /* EEPROM Addressing bits based on type
* (0-small, 1-large) */
#define E1000_EECD_TYPE 0x00002000 /* EEPROM Type (1-SPI, 0-Microwire) */
#ifndef E1000_EEPROM_GRANT_ATTEMPTS
#define E1000_EEPROM_GRANT_ATTEMPTS 1000 /* EEPROM # attempts to gain grant */
#endif
#define E1000_EECD_AUTO_RD 0x00000200 /* EEPROM Auto Read done */
#define E1000_EECD_SIZE_EX_MASK 0x00007800 /* EEprom Size */
#define E1000_EECD_SIZE_EX_SHIFT 11
#define E1000_EECD_NVADDS 0x00018000 /* NVM Address Size */
#define E1000_EECD_SELSHAD 0x00020000 /* Select Shadow RAM */
#define E1000_EECD_INITSRAM 0x00040000 /* Initialize Shadow RAM */
#define E1000_EECD_FLUPD 0x00080000 /* Update FLASH */
#define E1000_EECD_AUPDEN 0x00100000 /* Enable Autonomous FLASH update */
#define E1000_EECD_SHADV 0x00200000 /* Shadow RAM Data Valid */
#define E1000_EECD_SEC1VAL 0x00400000 /* Sector One Valid */
#define E1000_EECD_SECVAL_SHIFT 22
#define E1000_STM_OPCODE 0xDB00
#define E1000_HICR_FW_RESET 0xC0

#define E1000_SHADOW_RAM_WORDS 2048
#define E1000_ICH_NVM_SIG_WORD 0x13
#define E1000_ICH_NVM_SIG_MASK 0xC0

/* MDI Control */
#define E1000_MDIC_DATA_MASK 0x0000FFFF
#define E1000_MDIC_REG_MASK 0x001F0000
#define E1000_MDIC_REG_SHIFT 16
#define E1000_MDIC_PHY_MASK 0x03E00000
#define E1000_MDIC_PHY_SHIFT 21
#define E1000_MDIC_OP_WRITE 0x04000000
#define E1000_MDIC_OP_READ 0x08000000
#define E1000_MDIC_READY 0x10000000
#define E1000_MDIC_INT_EN 0x20000000
#define E1000_MDIC_ERROR 0x40000000

/* EEPROM Commands - Microwire */
#define EEPROM_READ_OPCODE_MICROWIRE 0x6 /* EEPROM read opcode */
#define EEPROM_WRITE_OPCODE_MICROWIRE 0x5 /* EEPROM write opcode */
#define EEPROM_ERASE_OPCODE_MICROWIRE 0x7 /* EEPROM erase opcode */
#define EEPROM_EWEN_OPCODE_MICROWIRE 0x13 /* EEPROM erase/write enable */
#define EEPROM_EWDS_OPCODE_MICROWIRE 0x10 /* EEPROM erast/write disable */

/* EEPROM Word Offsets */
#define EEPROM_COMPAT 0x0003
#define EEPROM_ID_LED_SETTINGS 0x0004
#define EEPROM_VERSION 0x0005
#define EEPROM_SERDES_AMPLITUDE 0x0006 /* For SERDES output amplitude adjustment. */
#define EEPROM_PHY_CLASS_WORD 0x0007
#define EEPROM_INIT_CONTROL1_REG 0x000A
#define EEPROM_INIT_CONTROL2_REG 0x000F
#define EEPROM_SWDEF_PINS_CTRL_PORT_1 0x0010
#define EEPROM_INIT_CONTROL3_PORT_B 0x0014
#define EEPROM_INIT_3GIO_3 0x001A
#define EEPROM_SWDEF_PINS_CTRL_PORT_0 0x0020
#define EEPROM_INIT_CONTROL3_PORT_A 0x0024
#define EEPROM_CFG 0x0012
#define EEPROM_FLASH_VERSION 0x0032
#define EEPROM_CHECKSUM_REG 0x003F

#define E1000_EEPROM_CFG_DONE 0x00040000 /* MNG config cycle done */
#define E1000_EEPROM_CFG_DONE_PORT_1 0x00080000 /* ...for second port */

/* Transmit Descriptor */
struct e1000_tx_desc {
    uint64_t buffer_addr; /* Address of the descriptor's data buffer */
    union {
        uint32_t data;
        struct {
            uint16_t length; /* Data buffer length */
            uint8_t cso; /* Checksum offset */
            uint8_t cmd; /* Descriptor control */
        } flags;
    } lower;
    union {
        uint32_t data;
        struct {
            uint8_t status; /* Descriptor status */
            uint8_t css; /* Checksum start */
            uint16_t special;
        } fields;
    } upper;
};

/* Transmit Descriptor bit definitions */
#define E1000_TXD_DTYP_D 0x00100000 /* Data Descriptor */
#define E1000_TXD_DTYP_C 0x00000000 /* Context Descriptor */
#define E1000_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */
#define E1000_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */
#define E1000_TXD_CMD_EOP 0x01000000 /* End of Packet */
#define E1000_TXD_CMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */
#define E1000_TXD_CMD_IC 0x04000000 /* Insert Checksum */
#define E1000_TXD_CMD_RS 0x08000000 /* Report Status */
#define E1000_TXD_CMD_RPS 0x10000000 /* Report Packet Sent */
#define E1000_TXD_CMD_DEXT 0x20000000 /* Descriptor extension (0 = legacy) */
#define E1000_TXD_CMD_VLE 0x40000000 /* Add VLAN tag */
#define E1000_TXD_CMD_IDE 0x80000000 /* Enable Tidv register */
#define E1000_TXD_STAT_DD 0x00000001 /* Descriptor Done */
#define E1000_TXD_STAT_EC 0x00000002 /* Excess Collisions */
#define E1000_TXD_STAT_LC 0x00000004 /* Late Collisions */
#define E1000_TXD_STAT_TU 0x00000008 /* Transmit underrun */
#define E1000_TXD_CMD_TCP 0x01000000 /* TCP packet */
#define E1000_TXD_CMD_IP 0x02000000 /* IP packet */
#define E1000_TXD_CMD_TSE 0x04000000 /* TCP Seg enable */
#define E1000_TXD_STAT_TC 0x00000004 /* Tx Underrun */

/* Transmit Control */
#define E1000_TCTL_RST 0x00000001 /* software reset */
#define E1000_TCTL_EN 0x00000002 /* enable tx */
#define E1000_TCTL_BCE 0x00000004 /* busy check enable */
#define E1000_TCTL_PSP 0x00000008 /* pad short packets */
#define E1000_TCTL_CT 0x00000ff0 /* collision threshold */
#define E1000_TCTL_COLD 0x003ff000 /* collision distance */
#define E1000_TCTL_SWXOFF 0x00400000 /* SW Xoff transmission */
#define E1000_TCTL_PBE 0x00800000 /* Packet Burst Enable */
#define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
#define E1000_TCTL_NRTU 0x02000000 /* No Re-transmit on underrun */
#define E1000_TCTL_MULR 0x10000000 /* Multiple request support */

/* Receive Descriptor */
struct e1000_rx_desc {
    uint64_t buffer_addr; /* Address of the descriptor's data buffer */
    uint16_t length; /* Length of data DMAed into data buffer */
    uint16_t csum; /* Packet checksum */
    uint8_t status; /* Descriptor status */
    uint8_t errors; /* Descriptor Errors */
    uint16_t special;
};

/* Receive Descriptor bit definitions */
#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */
#define E1000_RXD_STAT_EOP 0x02 /* End of Packet */
#define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */
#define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */
#define E1000_RXD_STAT_UDPCS 0x10 /* UDP xsum caculated */
#define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */
#define E1000_RXD_STAT_IPCS 0x40 /* IP xsum calculated */
#define E1000_RXD_STAT_PIF 0x80 /* passed in-exact filter */
#define E1000_RXD_STAT_IPIDV 0x200 /* IP identification valid */
#define E1000_RXD_STAT_UDPV 0x400 /* Valid UDP checksum */
#define E1000_RXD_STAT_ACK 0x8000 /* ACK Packet indication */
#define E1000_RXD_ERR_CE 0x01 /* CRC Error */
#define E1000_RXD_ERR_SE 0x02 /* Symbol Error */
#define E1000_RXD_ERR_SEQ 0x04 /* Sequence Error */
#define E1000_RXD_ERR_CXE 0x10 /* Carrier Extension Error */
#define E1000_RXD_ERR_TCPE 0x20 /* TCP/UDP Checksum Error */
#define E1000_RXD_ERR_IPE 0x40 /* IP Checksum Error */
#define E1000_RXD_ERR_RXE 0x80 /* Rx Data Error */
#define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */
#define E1000_RXD_SPC_PRI_MASK 0xE000 /* Priority is in upper 3 bits */
#define E1000_RXD_SPC_PRI_SHIFT 13
#define E1000_RXD_SPC_CFI_MASK 0x1000 /* CFI is bit 12 */
#define E1000_RXD_SPC_CFI_SHIFT 12

#define E1000_RXDEXT_STATERR_CE 0x01000000
#define E1000_RXDEXT_STATERR_SE 0x02000000
#define E1000_RXDEXT_STATERR_SEQ 0x04000000
#define E1000_RXDEXT_STATERR_CXE 0x10000000
#define E1000_RXDEXT_STATERR_TCPE 0x20000000
#define E1000_RXDEXT_STATERR_IPE 0x40000000
#define E1000_RXDEXT_STATERR_RXE 0x80000000

#define E1000_RXDPS_HDRSTAT_HDRSP 0x00008000
#define E1000_RXDPS_HDRSTAT_HDRLEN_MASK 0x000003FF

/* Receive Address */
#define E1000_RAH_AV 0x80000000 /* Receive descriptor valid */

/* Offload Context Descriptor */
struct e1000_context_desc {
    union {
        uint32_t ip_config;
        struct {
            uint8_t ipcss; /* IP checksum start */
            uint8_t ipcso; /* IP checksum offset */
            uint16_t ipcse; /* IP checksum end */
        } ip_fields;
    } lower_setup;
    union {
        uint32_t tcp_config;
        struct {
            uint8_t tucss; /* TCP checksum start */
            uint8_t tucso; /* TCP checksum offset */
            uint16_t tucse; /* TCP checksum end */
        } tcp_fields;
    } upper_setup;
    uint32_t cmd_and_length; /* */
    union {
        uint32_t data;
        struct {
            uint8_t status; /* Descriptor status */
            uint8_t hdr_len; /* Header length */
            uint16_t mss; /* Maximum segment size */
        } fields;
    } tcp_seg_setup;
};

/* Offload data descriptor */
struct e1000_data_desc {
    uint64_t buffer_addr; /* Address of the descriptor's buffer address */
    union {
        uint32_t data;
        struct {
            uint16_t length; /* Data buffer length */
            uint8_t typ_len_ext; /* */
            uint8_t cmd; /* */
        } flags;
    } lower;
    union {
        uint32_t data;
        struct {
            uint8_t status; /* Descriptor status */
            uint8_t popts; /* Packet Options */
            uint16_t special; /* */
        } fields;
    } upper;
};

/* Management Control */
#define E1000_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */
#define E1000_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */
#define E1000_MANC_R_ON_FORCE 0x00000004 /* Reset on Force TCO - RO */
#define E1000_MANC_RMCP_EN 0x00000100 /* Enable RCMP 026Fh Filtering */
#define E1000_MANC_0298_EN 0x00000200 /* Enable RCMP 0298h Filtering */
#define E1000_MANC_IPV4_EN 0x00000400 /* Enable IPv4 */
#define E1000_MANC_IPV6_EN 0x00000800 /* Enable IPv6 */
#define E1000_MANC_SNAP_EN 0x00001000 /* Accept LLC/SNAP */
#define E1000_MANC_ARP_EN 0x00002000 /* Enable ARP Request Filtering */
#define E1000_MANC_NEIGHBOR_EN 0x00004000 /* Enable Neighbor Discovery
* Filtering */
#define E1000_MANC_ARP_RES_EN 0x00008000 /* Enable ARP response Filtering */
#define E1000_MANC_TCO_RESET 0x00010000 /* TCO Reset Occurred */
#define E1000_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */
#define E1000_MANC_REPORT_STATUS 0x00040000 /* Status Reporting Enabled */
#define E1000_MANC_RCV_ALL 0x00080000 /* Receive All Enabled */
#define E1000_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */
#define E1000_MANC_EN_MAC_ADDR_FILTER 0x00100000 /* Enable MAC address
* filtering */
#define E1000_MANC_EN_MNG2HOST 0x00200000 /* Enable MNG packets to host
* memory */
#define E1000_MANC_EN_IP_ADDR_FILTER 0x00400000 /* Enable IP address
* filtering */
#define E1000_MANC_EN_XSUM_FILTER 0x00800000 /* Enable checksum filtering */
#define E1000_MANC_BR_EN 0x01000000 /* Enable broadcast filtering */
#define E1000_MANC_SMB_REQ 0x01000000 /* SMBus Request */
#define E1000_MANC_SMB_GNT 0x02000000 /* SMBus Grant */
#define E1000_MANC_SMB_CLK_IN 0x04000000 /* SMBus Clock In */
#define E1000_MANC_SMB_DATA_IN 0x08000000 /* SMBus Data In */
#define E1000_MANC_SMB_DATA_OUT 0x10000000 /* SMBus Data Out */
#define E1000_MANC_SMB_CLK_OUT 0x20000000 /* SMBus Clock Out */

#define E1000_MANC_SMB_DATA_OUT_SHIFT 28 /* SMBus Data Out Shift */
#define E1000_MANC_SMB_CLK_OUT_SHIFT 29 /* SMBus Clock Out Shift */

/* For checksumming, the sum of all words in the EEPROM should equal 0xBABA. */
#define EEPROM_SUM 0xBABA

#endif /* _E1000_HW_H_ */
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