sys/dev/pci/siop_pci_common.h

   1 /*      $NetBSD: siop_pci_common.h,v 1.8 2009/05/16 03:57:57 tsutsui Exp $      */
   2
   3 /*
   4  * Copyright (c) 2000 Manuel Bouyer.
   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 /* common functions for the siop and esiop pci front ends */
  28
  29 /* structure describing each chip */
  30 struct siop_product_desc {
  31         uint32_t product;
  32         int     revision;
  33         const char *name;
  34         int     features; /* features are defined in siopvar.h */
  35         uint8_t maxburst;
  36         uint8_t maxoff;  /* maximum supported offset */
  37         uint8_t clock_div; /* clock divider to use for async. logic */
  38         uint8_t clock_period; /* clock period (ns * 10) */
  39         int     ram_size; /* size of RAM, if appropriate */
  40 };
  41
  42 const struct siop_product_desc * siop_lookup_product(uint32_t, int);
  43
  44 /* Driver internal state */
  45 struct siop_pci_common_softc {
  46         pci_chipset_tag_t       sc_pc;  /* PCI registers info */
  47         pcitag_t                sc_tag;
  48         void                    *sc_ih; /* PCI interrupt handle */
  49         const struct siop_product_desc *sc_pp; /* Adapter description */
  50 };
  51
  52 int siop_pci_attach_common(struct siop_pci_common_softc *,
  53         struct siop_common_softc *, struct pci_attach_args *,
  54         int (*)(void *));
  55 void siop_pci_reset(struct siop_common_softc *);