if_vxvar.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 1993 Herb Peyerl (hpeyerl@novatel.ca) All rights reserved.
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions are
    8  * met: 1. Redistributions of source code must retain the above copyright
    9  * notice, this list of conditions and the following disclaimer. 2. The name
   10  * of the author may not be used to endorse or promote products derived from
   11  * this software without specific prior written permission
   12  *
   13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
   14  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
   15  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
   16  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   17  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
   18  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
   19  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
   20  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
   21  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   22  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   23  *
   24  * $FreeBSD: releng/12.0/sys/dev/vx/if_vxvar.h 326255 2017-11-27 14:52:40Z pfg $
   25  *
   26  October 2, 1994
   27 
   28  Modified by: Andres Vega Garcia
   29 
   30  INRIA - Sophia Antipolis, France
   31  e-mail: avega@sophia.inria.fr
   32  finger: avega@pax.inria.fr
   33 
   34  */
   35 
   36 /*
   37  * Ethernet software status per interface.
   38  */
   39 struct vx_softc {
   40         struct ifnet *vx_ifp;
   41         bus_space_tag_t vx_bst;
   42         bus_space_handle_t vx_bsh;
   43         void *vx_intrhand;
   44         struct resource *vx_irq;
   45         struct resource *vx_res;
   46 #define MAX_MBS  8                      /* # of mbufs we keep around     */
   47         struct mbuf *vx_mb[MAX_MBS];    /* spare mbuf storage.           */
   48         int vx_next_mb;                 /* Which mbuf to use next.       */
   49         int vx_last_mb;                 /* Last mbuf.                    */
   50         char vx_connectors;             /* Connectors on this card.      */
   51         char vx_connector;              /* Connector to use.             */
   52         short vx_tx_start_thresh;       /* Current TX_start_thresh.      */
   53         int vx_tx_succ_ok;              /* # packets sent in sequence    */
   54                                         /* w/o underrun                  */
   55         struct callout vx_callout;      /* Callout for timeouts          */
   56         struct callout vx_watchdog;
   57         struct mtx vx_mtx;
   58         int vx_buffill_pending;
   59         int vx_timer;
   60 };
   61 
   62 #define CSR_WRITE_4(sc, reg, val)       \
   63         bus_space_write_4(sc->vx_bst, sc->vx_bsh, reg, val)
   64 #define CSR_WRITE_2(sc, reg, val)       \
   65         bus_space_write_2(sc->vx_bst, sc->vx_bsh, reg, val)
   66 #define CSR_WRITE_1(sc, reg, val)       \
   67         bus_space_write_1(sc->vx_bst, sc->vx_bsh, reg, val)
   68 
   69 #define CSR_READ_4(sc, reg)             \
   70         bus_space_read_4(sc->vx_bst, sc->vx_bsh, reg)
   71 #define CSR_READ_2(sc, reg)             \
   72         bus_space_read_2(sc->vx_bst, sc->vx_bsh, reg)
   73 #define CSR_READ_1(sc, reg)             \
   74         bus_space_read_1(sc->vx_bst, sc->vx_bsh, reg)
   75 
   76 #define VX_LOCK(sc)             mtx_lock(&(sc)->vx_mtx)
   77 #define VX_UNLOCK(sc)           mtx_unlock(&(sc)->vx_mtx)
   78 #define VX_LOCK_ASSERT(sc)      mtx_assert(&(sc)->vx_mtx, MA_OWNED)
   79 
   80 int     vx_attach(device_t);
   81 void    vx_stop(struct vx_softc *);
   82 void    vx_intr(void *);
   83 int     vx_busy_eeprom(struct vx_softc *);

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FreeBSD/Linux Kernel Cross Reference sys/dev/vx/if_vxvar.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/vx/if_vxvar.h