FreeBSD/Linux Kernel Cross Reference
sys/dev/usb/net/if_mosreg.h

     /* $FreeBSD$ */
     /*-
      * Copyright (c) 2010, 2011 Rick van der Zwet <info@rickvanderzwet.nl>
      *
      * Permission to use, copy, modify, and distribute this software for any
      * purpose with or without fee is hereby granted, provided that the above
      * copyright notice and this permission notice appear in all copies.
      *
      * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     */
    
    /*-
     * Copyright (c) 2008 Johann Christian Rode <jcrode@gmx.net>
     *
     * Permission to use, copy, modify, and distribute this software for any
     * purpose with or without fee is hereby granted, provided that the above
     * copyright notice and this permission notice appear in all copies.
     *
     * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     */
    
    /*-
     * SPDX-License-Identifier: BSD-4-Clause
     *
     * Copyright (c) 1997, 1998, 1999, 2000-2003
     *      Bill Paul <wpaul@windriver.com>.  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, 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.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed by Ravikanth.
     * 4. Neither the name of the author nor the names of any co-contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY Bill Paul 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 Bill Paul, THE VOICES IN HIS HEAD OR
     * THE 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.
     *
     */
    
    /*
     * Register definitions for the Moschip MCS7x30 ethernet controller.
     */
    #define MOS_MCAST_TABLE         0x00
    #define MOS_IPG0                0x08
    #define MOS_IPG1                0x09
    #define MOS_PHY_DATA0           0x0a
    #define MOS_PHY_DATA1           0x0b
    #define MOS_PHY_CTL             0x0c
    #define MOS_PHY_STS             0x0d
    #define MOS_PHY_DATA            MOS_PHY_DATA0
    #define MOS_CTL                 0x0e
    #define MOS_MAC0                0x0f
    #define MOS_MAC1                0x10
    #define MOS_MAC2                0x11
    #define MOS_MAC3                0x12
    #define MOS_MAC4                0x13
    #define MOS_MAC5                0x14
    #define MOS_MAC                 MOS_MAC0
    /* apparently only available on hardware rev. C */
    #define MOS_FRAME_DROP_CNT      0x15
    #define MOS_PAUSE_TRHD          0x16
    
    #define MOS_PHYCTL_PHYADDR      0x1f
    #define MOS_PHYCTL_WRITE        0x20
    #define MOS_PHYCTL_READ         0x40
    
    #define MOS_PHYSTS_PHYREG       0x1f
    #define MOS_PHYSTS_READY        0x40
    #define MOS_PHYSTS_PENDING      0x80
    
   #define MOS_CTL_RX_PROMISC      0x01
   #define MOS_CTL_ALLMULTI        0x02
   #define MOS_CTL_SLEEP           0x04
   #define MOS_CTL_TX_ENB          0x08
   /*
    * The documentation calls this bit 'reserved', but in the FreeBSD driver
    * provided by the vendor, this enables the receiver.
    */
   #define MOS_CTL_RX_ENB          0x10
   #define MOS_CTL_FDX_ENB         0x20
   /* 0 = 10 Mbps, 1 = 100 Mbps */
   #define MOS_CTL_SPEEDSEL        0x40
   /* 0 = PHY controls speed/duplex mode, 1 = bridge controls speed/duplex mode */
   #define MOS_CTL_BS_ENB          0x80
   
   #define MOS_RXSTS_SHORT_FRAME   0x01
   #define MOS_RXSTS_LENGTH_ERROR  0x02
   #define MOS_RXSTS_ALIGN_ERROR   0x04
   #define MOS_RXSTS_CRC_ERROR     0x08
   #define MOS_RXSTS_LARGE_FRAME   0x10
   #define MOS_RXSTS_VALID         0x20
   /*
    * The EtherType field of an Ethernet frame can contain values other than
    * the frame length, hence length errors are ignored.
    */
   #define MOS_RXSTS_MASK          0x3d
   
   #define MOS_PAUSE_TRHD_DEFAULT  0
   #define MOS_PAUSE_REWRITES      3
   
   #define MOS_TIMEOUT             1000
   
   #define MOS_RX_LIST_CNT         1
   #define MOS_TX_LIST_CNT         1
   
   /* Maximum size of a fast ethernet frame plus one byte for the status */
   #define MOS_BUFSZ               (ETHER_MAX_LEN+1)
   
   /*
    * USB endpoints.
    */
   #define MOS_ENDPT_RX            0
   #define MOS_ENDPT_TX            1
   #define MOS_ENDPT_INTR          2
   #define MOS_ENDPT_MAX           3
   
   /*
    * USB vendor requests.
    */
   #define MOS_UR_READREG          0x0e
   #define MOS_UR_WRITEREG         0x0d
   
   #define MOS_CONFIG_IDX          0
   #define MOS_IFACE_IDX           0
   
   #define MCS7730 0x0001
   #define MCS7830 0x0002
   #define MCS7832 0x0004
   
   #define MOS_INC(x, y)           (x) = (x + 1) % y
   
   struct mos_softc {
           struct usb_ether sc_ue;
           struct ifnet ifp;
   
           struct mtx sc_mtx;
           struct usb_xfer *sc_xfer[MOS_ENDPT_MAX];
   
           uint16_t mos_flags;
   
           int mos_link;
           unsigned char mos_ipgs[2];
           unsigned char mos_phyaddrs[2];
   };
   
   #define GET_MII(sc)             uether_getmii(&(sc)->sc_ue)
   #define MOS_LOCK(_sc)           mtx_lock(&(_sc)->sc_mtx)
   #define MOS_UNLOCK(_sc)         mtx_unlock(&(_sc)->sc_mtx)
   #define MOS_LOCK_ASSERT(_sc, t) mtx_assert(&(_sc)->sc_mtx, t)

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