sys/dev/smc/if_smcvar.h

   1 /*-
   2  * SPDX-License-Identifier: BSD-2-Clause
   3  *
   4  * Copyright (c) 2008 Benno Rice.  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
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  *
  26  */
  27
  28 #ifndef _IF_SMCVAR_H_
  29 #define _IF_SMCVAR_H_
  30
  31 struct smc_softc {
  32         if_t                    smc_ifp;
  33         device_t                smc_dev;
  34         struct mtx              smc_mtx;
  35         u_int                   smc_chip;
  36         u_int                   smc_rev;
  37         u_int                   smc_mask;
  38
  39         /* Resources */
  40         int                     smc_usemem;
  41         int                     smc_reg_rid;
  42         int                     smc_irq_rid;
  43         struct resource         *smc_reg;
  44         struct resource         *smc_irq;
  45         void                    *smc_ih;
  46
  47         /* Tasks */
  48         struct taskqueue        *smc_tq;
  49         struct task             smc_intr;
  50         struct task             smc_rx;
  51         struct task             smc_tx;
  52         struct mbuf             *smc_pending;
  53         struct callout          smc_watchdog;
  54
  55         /* MII support */
  56         device_t                smc_miibus;
  57         struct callout          smc_mii_tick_ch;
  58         void                    (*smc_mii_tick)(void *);
  59         void                    (*smc_mii_mediachg)(struct smc_softc *);
  60         int                     (*smc_mii_mediaioctl)(struct smc_softc *,
  61                                     struct ifreq *, u_long);
  62
  63         /* DMA support */
  64         void                    (*smc_read_packet)(struct smc_softc *,
  65                                     bus_addr_t, uint8_t *, bus_size_t);
  66         void                    *smc_read_arg;
  67 };
  68
  69 DECLARE_CLASS(smc_driver);
  70
  71 int     smc_probe(device_t);
  72 int     smc_attach(device_t);
  73 int     smc_detach(device_t);
  74
  75 int     smc_miibus_readreg(device_t, int, int);
  76 int     smc_miibus_writereg(device_t, int, int, int);
  77 void    smc_miibus_statchg(device_t);
  78
  79 #endif /* _IF_SMCVAR_H_ */