sys/dev/pci/pucvar.h

   1 /*      $NetBSD: pucvar.h,v 1.4.24.4 2005/02/04 11:46:40 skrll Exp $    */
   2
   3 /*
   4  * Copyright (c) 1998, 1999 Christopher G. Demetriou.  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  * 3. All advertising materials mentioning features or use of this software
  15  *    must display the following acknowledgement:
  16  *      This product includes software developed by Christopher G. Demetriou
  17  *      for the NetBSD Project.
  18  * 4. The name of the author may not be used to endorse or promote products
  19  *    derived from this software without specific prior written permission
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 /*
  34  * Exported (or conveniently located) PCI "universal" communications card
  35  * software structures.
  36  *
  37  * Author: Christopher G. Demetriou, May 14, 1998.
  38  */
  39
  40 #define PUC_MAX_PORTS           8
  41
  42 struct puc_device_description {
  43         const char              *name;
  44         pcireg_t                rval[4];
  45         pcireg_t                rmask[4];
  46         struct {
  47                 int     type;
  48                 int     bar;
  49                 int     offset;
  50                 int     flags;
  51         }                       ports[PUC_MAX_PORTS];
  52 };
  53
  54 #define PUC_REG_VEND            0
  55 #define PUC_REG_PROD            1
  56 #define PUC_REG_SVEND           2
  57 #define PUC_REG_SPROD           3
  58
  59 #define PUC_PORT_TYPE_NONE      0
  60 #define PUC_PORT_TYPE_COM       1
  61 #define PUC_PORT_TYPE_LPT       2
  62
  63 #define PUC_PORT_VALID(desc, port) \
  64   ((port) < PUC_MAX_PORTS && (desc)->ports[(port)].type != PUC_PORT_TYPE_NONE)
  65 #define PUC_PORT_BAR_INDEX(bar) (((bar) - PCI_MAPREG_START) / 4)
  66
  67 /* Flags for PUC_PORT_TYPE_COM */
  68 /* * assume all clock rates have 8 lower bits to 0 - this leaves us 8 flags */
  69 #define PUC_COM_CLOCKMASK 0xffffff00
  70
  71 #define PUC_COM_FLAG0   (1 << 0)
  72 #define PUC_COM_FLAG1   (1 << 1)
  73 #define PUC_COM_FLAG2   (1 << 2)
  74 #define PUC_COM_FLAG3   (1 << 3)
  75 #define PUC_COM_FLAG4   (1 << 4)
  76 #define PUC_COM_FLAG5   (1 << 5)
  77 #define PUC_COM_FLAG6   (1 << 6)
  78 #define PUC_COM_FLAG7   (1 << 7)
  79
  80 /* Flags for SIIG Cyberserial options */
  81 #define PUC_COM_SIIG10x PUC_COM_FLAG7
  82 #define PUC_COM_SIIG20x PUC_COM_FLAG6
  83 #define PUC_PORT_USR0   PUC_COM_FLAG0
  84 #define PUC_PORT_USR1   PUC_COM_FLAG1
  85 #define PUC_PORT_USR2   PUC_COM_FLAG2
  86 #define PUC_PORT_USR3   PUC_COM_FLAG3
  87
  88 /* Flags for PUC_PORT_TYPE_LPT */
  89 /* none currently */
  90
  91 struct puc_attach_args {
  92         int                     port;
  93         int                     type;
  94         int                     flags;
  95
  96         pci_chipset_tag_t       pc;
  97         pci_intr_handle_t       intrhandle;
  98         pcitag_t                tag;
  99
 100         bus_addr_t              a;
 101         bus_space_tag_t         t;
 102         bus_space_handle_t      h;
 103         bus_dma_tag_t           dmat;
 104         bus_dma_tag_t           dmat64;
 105 };
 106
 107 extern const struct puc_device_description puc_devices[];
 108 extern const struct puc_device_description *
 109         puc_find_description(pcireg_t, pcireg_t, pcireg_t, pcireg_t);