sys/arch/amiga/dev/gvpbus.c

   1 /*      $NetBSD: gvpbus.c,v 1.23 2009/03/18 17:06:42 cegger Exp $ */
   2
   3 /*
   4  * Copyright (c) 1994 Christian E. Hopps
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by Christian E. Hopps.
  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 #include <sys/cdefs.h>
  34 __KERNEL_RCSID(0, "$NetBSD: gvpbus.c,v 1.23 2009/03/18 17:06:42 cegger Exp $");
  35
  36 #include <sys/param.h>
  37 #include <sys/device.h>
  38 #include <sys/systm.h>
  39 #include <amiga/amiga/device.h>
  40 #include <amiga/dev/zbusvar.h>
  41 #include <amiga/dev/gvpbusvar.h>
  42
  43 void gvpbusattach(struct device *, struct device *, void *);
  44 int gvpbusmatch(struct device *, struct cfdata *, void *);
  45 int gvpbusprint(void *auxp, const char *);
  46
  47 extern int sbic_no_dma;         /* Kludge for A1291 - mlh */
  48
  49 CFATTACH_DECL(gvpbus, sizeof(struct device),
  50     gvpbusmatch, gvpbusattach, NULL, NULL);
  51
  52 int
  53 gvpbusmatch(struct device *pdp, struct cfdata *cfp, void *auxp)
  54 {
  55         struct zbus_args *zap;
  56
  57         zap = auxp;
  58
  59         /*
  60          * Check manufacturer and product id.
  61          */
  62 #if 0
  63         if (zap->manid == 2017 && (zap->prodid == 11 || zap->prodid == 2))
  64 #else
  65         if (zap->manid == 2017 && zap->prodid == 11)
  66 #endif
  67                 return(1);
  68         return(0);
  69 }
  70
  71 void
  72 gvpbusattach(struct device *pdp, struct device *dp, void *auxp)
  73 {
  74         struct zbus_args *zap;
  75         struct gvpbus_args ga;
  76         int flags0, flags;
  77
  78         zap = auxp;
  79         memcpy(&ga.zargs, zap, sizeof(struct zbus_args));
  80         flags = 0;
  81
  82         /*
  83          * grab secondary type (or fake it if we have a series I)
  84          */
  85         if (zap->prodid != 9) {
  86                 ga.prod = *((u_char *)zap->va + 0x8001) & 0xf8;
  87                 if (*((u_char *)zap->va + 0x8001) & 0x01)
  88                         flags |= GVP_14MHZ;
  89         printf(": subprod %02x flags %02x", *((u_char *)zap->va + 0x8001), flags);
  90 #if 0
  91         } else {
  92                 ga.prod = GVP_SERIESII;         /* really a series I */
  93                 flags |= GVP_NOBANK;
  94 #endif
  95         }
  96
  97
  98         switch (ga.prod) {
  99         /* no scsi */
 100         case GVP_GFORCE_040:
 101         case GVP_GFORCE_030:
 102                 flags = GVP_IO;
 103                 /*FALLTHROUGH*/
 104         case GVP_COMBO_R4:
 105         case GVP_COMBO_R3:
 106                 flags |= GVP_ACCEL;
 107                 break;
 108         /* scsi */
 109         case GVP_A1291_SCSI:
 110                 flags |= GVP_SCSI | GVP_ACCEL;
 111                 sbic_no_dma = 1;        /* Kludge !!!!!!! mlh */
 112                 break;
 113         case GVP_GFORCE_040_SCSI:
 114                 flags |= GVP_SCSI | GVP_IO | GVP_ACCEL;
 115                 break;
 116         case GVP_GFORCE_030_SCSI:
 117                 flags |= GVP_SCSI | GVP_IO | GVP_ACCEL | GVP_25BITDMA;
 118                 break;
 119         case GVP_A530_SCSI:
 120         case GVP_COMBO_R4_SCSI:
 121                 flags |= GVP_SCSI | GVP_ACCEL | GVP_25BITDMA;
 122                 if (ga.prod == GVP_COMBO_R4_SCSI)
 123                         flags ^= GVP_14MHZ;
 124                 break;
 125         case GVP_COMBO_R3_SCSI:
 126                 flags |= GVP_SCSI | GVP_ACCEL | GVP_24BITDMA;
 127                 flags ^= GVP_14MHZ;
 128                 break;
 129         case GVP_SERIESII:
 130                 flags |= GVP_SCSI | GVP_24BITDMA;
 131                 break;
 132         /* misc */
 133         case GVP_IOEXTEND:
 134                 flags |= GVP_IO;
 135                 break;
 136         default:
 137                 printf(": unknown Series II %x", ga.prod);
 138         }
 139         printf("\n");
 140         /*
 141          * attempt to configure the board.
 142          */
 143
 144         flags0 = flags & ~(GVP_IO|GVP_SCSI);
 145
 146         if (flags & GVP_SCSI) {
 147                 ga.flags = flags0 | GVP_SCSI;
 148                 config_found(dp, &ga, gvpbusprint);
 149         }
 150         if (flags & GVP_IO) {
 151                 ga.flags = flags0 | GVP_IO;
 152                 config_found(dp, &ga, gvpbusprint);
 153         }
 154 }
 155
 156 int
 157 gvpbusprint(void *auxp, const char *pnp)
 158 {
 159         struct gvpbus_args *gap;
 160
 161         gap = auxp;
 162         if (pnp == NULL)
 163                 return(QUIET);
 164         /*
 165          * doesn't support io yet.
 166          */
 167         if (gap->prod == GVP_IOEXTEND)
 168                 aprint_normal("gio at %s", pnp);
 169         else
 170                 aprint_normal("gtsc at %s", pnp);
 171         return(UNCONF);
 172 }
 173