FreeBSD/Linux Kernel Cross Reference
sys/dev/ex/if_exreg.h

     /*-
      * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
      *
      * Copyright (c) 1996, Javier Martín Rueda (jmrueda@diatel.upm.es)
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice unmodified, this list of conditions, and the following
     *    disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD: releng/12.0/sys/dev/ex/if_exreg.h 326255 2017-11-27 14:52:40Z pfg $
     */
    
    /*
     * Intel EtherExpress Pro/10 Ethernet driver
     */
    
    /*
     * Several constants.
     */
    
    #define CARD_TYPE_EX_10         1
    #define CARD_TYPE_EX_10_PLUS    2
    
    /* Length of an ethernet address. */
    #define ETHER_ADDR_LEN  6
    /* Default RAM size in board. */
    #define CARD_RAM_SIZE   0x8000
    /* Number of I/O ports used. */
    #define EX_IOSIZE       16
    
    /*
     * Intel EtherExpress Pro (i82595 based) registers
     */
    
    /* Common registers to all banks. */
    
    #define CMD_REG         0
    #define REG1            1
    #define REG2            2
    #define REG3            3
    #define REG4            4
    #define REG5            5
    #define REG6            6
    #define REG7            7
    #define REG8            8
    #define REG9            9
    #define REG10           10
    #define REG11           11
    #define REG12           12
    #define REG13           13
    #define REG14           14
    #define REG15           15
    
    /* Definitions for command register (CMD_REG). */
    
    #define Switch_Bank_CMD 0
    #define MC_Setup_CMD    3
    #define Transmit_CMD    4
    #define Diagnose_CMD    7
    #define Rcv_Enable_CMD  8
    #define Rcv_Stop        11
    #define Reset_CMD       14
    #define Resume_XMT_List_CMD 28
    #define Sel_Reset_CMD   30
    #define Abort           0x20
    #define Bank0_Sel       0x00
    #define Bank1_Sel       0x40
    #define Bank2_Sel       0x80
    
    /* Bank 0 specific registers. */
    
    #define STATUS_REG      1
    #define ID_REG          2
    #define Id_Mask         0x2c
    #define Id_Sig          0x24
    #define Counter_bits    0xc0
    #define MASK_REG        3
    #define Exec_Int        0x08
    #define Tx_Int          0x04
    #define Rx_Int          0x02
   #define Rx_Stp_Int      0x01
   #define All_Int         0x0f
   #define RCV_BAR         4
   #define RCV_BAR_Lo      4
   #define RCV_BAR_Hi      5
   #define RCV_STOP_REG    6
   #define XMT_BAR         10
   #define HOST_ADDR_REG   12      /* 16-bit register */
   #define IO_PORT_REG     14      /* 16-bit register */
   
   /* Bank 1 specific registers. */
   
   #define TriST_INT               0x80
   #define INT_NO_REG              2
   #define RCV_LOWER_LIMIT_REG     8
   #define RCV_UPPER_LIMIT_REG     9
   #define XMT_LOWER_LIMIT_REG     10
   #define XMT_UPPER_LIMIT_REG     11
   
   /* Bank 2 specific registers. */
   
   #define Disc_Bad_Fr             0x80
   #define Tx_Chn_ErStp            0x40
   #define Tx_Chn_Int_Md           0x20
   #define Multi_IA                0x20
   #define No_SA_Ins               0x10
   #define RX_CRC_InMem            0x04
   #define Promisc_Mode            0x01
   #define BNC_bit                 0x20
   #define TPE_bit                 0x04
   #define I_ADDR_REG0             4
   #define EEPROM_REG              10
   #define Trnoff_Enable           0x10
   
   /* EEPROM memory positions (16-bit wide). */
   
   #define EE_W0                   0x00
   # define EE_W0_PNP              0x0001
   # define EE_W0_BUS16            0x0004
   # define EE_W0_FLASH_ADDR_MASK  0x0038
   # define EE_W0_FLASH_ADDR_SHIFT 3
   # define EE_W0_AUTO_IO          0x0040
   # define EE_W0_FLASH            0x0100
   # define EE_W0_AUTO_NEG         0x0200
   # define EE_W0_IO_MASK          0xFC00
   # define EE_W0_IO_SHIFT         10
   
   #define EE_IRQ_No               1
   #define IRQ_No_Mask             0x07
   
   #define EE_W1                   0x01
   # define EE_W1_INT_SEL          0x0007
   # define EE_W1_NO_LINK_INT      0x0008  /* Link Integrity Off           */
   # define EE_W1_NO_POLARITY      0x0010  /* Polarity Correction Off      */
   # define EE_W1_TPE_AUI          0x0020  /* 1 = TPE, 0 = AUI             */
   # define EE_W1_NO_JABBER_PREV   0x0040  /* Jabber prevention Off        */
   # define EE_W1_NO_AUTO_SELECT   0x0080  /* Auto Port Selection Off      */
   # define EE_W1_SMOUT            0x0100  /* SMout Pin Control 0= Input   */
   # define EE_W1_PROM             0x0200  /* Flash = 0, PROM = 1          */
   # define EE_W1_ALT_READY        0x2000  /* Alternate Ready, 0=normal    */
   # define EE_W1_FULL_DUPLEX      0x8000
   
   #define EE_W2                   0x02
   #define EE_W3                   0x03
   #define EE_W4                   0x04
   
   #define EE_Eth_Addr_Lo          2
   #define EE_Eth_Addr_Mid         3
   #define EE_Eth_Addr_Hi          4
   
   #define EE_W5                   0x05
   # define EE_W5_BNC_TPE          0x0001  /* 0 = TPE, 1 = BNC             */
   # define EE_W5_BOOT_IPX         0x0002
   # define EE_W5_BOOT_ODI         0x0004
   # define EE_W5_BOOT_NDIS        (EE_W5_BOOT_IPX|EE_W5_BOOT_ODI)
   # define EE_W5_NUM_CONN         0x0008  /* 0 = 2, 1 = 3                 */
   # define EE_W5_NOFLASH          0x0010  /* No flash socket present      */
   # define EE_W5_PORT_TPE         0x0020  /* TPE present                  */
   # define EE_W5_PORT_BNC         0x0040  /* BNC present                  */
   # define EE_W5_PORT_AUI         0x0080  /* AUI present                  */
   # define EE_W5_PWR_MGT          0x0100  /* Power Management             */
   # define EE_W5_CP               0x0200  /* COncurrent Processing        */
   
   #define EE_W6                   0x05
   # define EE_W6_STEP_MASK        0x000F
   # define EE_W6_BOARD_MASK       0xFFF0
   # define EE_W6_BOARD_SHIFT      4
   
   /* EEPROM serial interface. */
   
   #define EESK                    0x01
   #define EECS                    0x02
   #define EEDI                    0x04
   #define EEDO                    0x08
   #define EE_READ_CMD             (6 << 6)
   
   /* Frame chain constants. */
   
   /* Transmit header length (in board's ring buffer). */
   #define XMT_HEADER_LEN          8
   #define XMT_Chain_Point         4
   #define XMT_Byte_Count          6
   #define Done_bit                0x0080
   #define Ch_bit                  0x8000
   
   /* Transmit result bits. */
   #define No_Collisions_bits      0x000f
   #define TX_OK_bit               0x2000
   
   /* Receive result bits. */
   #define RCV_Done                8
   #define RCV_OK_bit              0x2000

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