sys/arch/sun3/include/autoconf.h

   1 /*      $NetBSD: autoconf.h,v 1.25 2007/03/04 06:00:54 christos Exp $   */
   2
   3 /*-
   4  * Copyright (c) 1996 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Adam Glass and Gordon W. Ross.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 /*
  33  * Autoconfiguration information.
  34  * (machdep parts of driver/kernel interface)
  35  */
  36
  37 #include <machine/bus.h>
  38
  39 /*
  40  * These are the "bus" types, in attach order.
  41  * Note tables in bus_subr.c and vme.c that
  42  * care about the order of these.
  43  */
  44 #define BUS_OBIO        0       /* on-board I/O */
  45 #define BUS_OBMEM       1       /* on-board memory */
  46 #define BUS_VME16D16    2       /* VME A16/D16 */
  47 #define BUS_VME16D32    3       /* VME A16/D32 */
  48 #define BUS_VME24D16    4       /* VME A24/D16 */
  49 #define BUS_VME24D32    5       /* VME A24/D32 */
  50 #define BUS_VME32D16    6       /* VME A32/D16 */
  51 #define BUS_VME32D32    7       /* VME A32/D32 */
  52 #define BUS__NTYPES     8       /* not a valid bus type */
  53
  54 /*
  55  * This is the "args" parameter to the bus match/attach functions.
  56  */
  57 struct confargs {
  58         bus_space_tag_t ca_bustag;
  59         bus_dma_tag_t ca_dmatag;
  60         const char *ca_name;
  61         int ca_bustype;         /* BUS_OBIO, ... */
  62         paddr_t ca_paddr;       /* physical address */
  63         int ca_intpri;          /* interrupt priority level */
  64         int ca_intvec;          /* interrupt vector index */
  65 };
  66
  67 extern struct sun68k_bus_dma_tag mainbus_dma_tag;
  68 extern struct sun68k_bus_space_tag mainbus_space_tag;
  69
  70 /* Locator aliases */
  71 #define cf_paddr        cf_loc[0]
  72 #define cf_intpri       cf_loc[1]
  73 #define cf_intvec       cf_loc[2]
  74
  75 int bus_scan(struct device *, struct cfdata *, const int *, void *);
  76 int bus_print(void *, const char *);
  77 int bus_peek(int, int, int);
  78 void *bus_mapin(int, int, int);
  79 void bus_mapout(void *, int);
  80 void *bus_tmapin(int, int);
  81 void bus_tmapout(void *);
  82
  83 /* Bus-error tolerant access to mapped address. */
  84 int     peek_byte(void *);
  85 int     peek_word(void *);
  86 int     peek_long(void *);