xref: /netbsd-src/sys/arch/amiga/dev/gvpbus.c (revision ae9172d6cd9432a6a1a56760d86b32c57a66c39c)
1 /*	$NetBSD: gvpbus.c,v 1.5 1994/12/01 17:25:12 chopps 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 #include <sys/param.h>
33 #include <sys/device.h>
34 #include <amiga/amiga/device.h>
35 #include <amiga/dev/ztwobusvar.h>
36 #include <amiga/dev/gvpbusvar.h>
37 
38 void gvpbusattach __P((struct device *, struct device *, void *));
39 int gvpbusmatch __P((struct device *, struct cfdata *, void *));
40 int gvpbusprint __P((void *auxp, char *));
41 
42 struct cfdriver gvpbuscd = {
43 	NULL, "gvpbus", (cfmatch_t)gvpbusmatch, gvpbusattach,
44 	DV_DULL, sizeof(struct device), NULL, 0 };
45 
46 int
47 gvpbusmatch(pdp, cdp, auxp)
48 	struct device *pdp;
49 	struct cfdata *cdp;
50 	void *auxp;
51 {
52 	struct ztwobus_args *zap;
53 
54 	zap = auxp;
55 
56 	/*
57 	 * Check manufacturer and product id.
58 	 */
59 #if 0
60 	if (zap->manid == 2017 && (zap->prodid == 11 || zap->prodid == 2))
61 #else
62 	if (zap->manid == 2017 && zap->prodid == 11)
63 #endif
64 		return(1);
65 	return(0);
66 }
67 
68 void
69 gvpbusattach(pdp, dp, auxp)
70 	struct device *pdp, *dp;
71 	void *auxp;
72 {
73 	struct ztwobus_args *zap;
74 	struct gvpbus_args ga;
75 	u_char *idreg;
76 
77 	zap = auxp;
78 	bcopy(zap, &ga.zargs, sizeof(struct ztwobus_args));
79 	ga.flags = 0;
80 
81 	/*
82 	 * grab secondary type (or fake it if we have a series I)
83 	 */
84 	if (zap->prodid != 9)
85 		ga.prod = *((u_char *)zap->va + 0x8001) & 0xf8;
86 #if 0
87 	else {
88 		ga.prod = GVP_SERIESII;		/* really a series I */
89 		ga.flags |= GVP_NOBANK;
90 	}
91 #endif
92 
93 
94 	switch (ga.prod) {
95 	/* no scsi */
96 	case GVP_GFORCE_040:
97 	case GVP_GFORCE_030:
98 		ga.flags = GVP_IO;
99 		/*FALLTHROUGH*/
100 	case GVP_COMBO_R4:
101 	case GVP_COMBO_R3:
102 		ga.flags |= GVP_ACCEL;
103 		break;
104 	/* scsi */
105 	case GVP_GFORCE_040_SCSI:
106 		ga.flags = GVP_SCSI | GVP_IO | GVP_ACCEL;
107 		break;
108 	case GVP_GFORCE_030_SCSI:
109 		ga.flags = GVP_SCSI | GVP_IO | GVP_ACCEL | GVP_25BITDMA;
110 		break;
111 	case GVP_COMBO_R4_SCSI:
112 		ga.flags = GVP_SCSI | GVP_ACCEL | GVP_25BITDMA;
113 		break;
114 	case GVP_COMBO_R3_SCSI:
115 		ga.flags = GVP_SCSI | GVP_ACCEL | GVP_24BITDMA;
116 		break;
117 	case GVP_SERIESII:
118 		ga.flags |= GVP_SCSI | GVP_24BITDMA;
119 		break;
120 	/* misc */
121 	case GVP_IOEXTEND:
122 		ga.flags |= GVP_IO;
123 		break;
124 	default:
125 	}
126 	printf("\n");
127 	/*
128 	 * attempt to configure the board.
129 	 */
130 	config_found(dp, &ga, gvpbusprint);
131 	/*
132 	 * eventually when io support is added we need to
133 	 * configure that too.
134 	 */
135 }
136 
137 int
138 gvpbusprint(auxp, pnp)
139 	void *auxp;
140 	char *pnp;
141 {
142 	struct gvpbus_args *gap;
143 
144 	gap = auxp;
145 	if (pnp == NULL)
146 		return(QUIET);
147 	/*
148 	 * doesn't support io yet.
149 	 */
150 	if (gap->prod == GVP_IOEXTEND)
151 		printf("gio at %s", pnp);
152 	else
153 		printf("gtsc at %s", pnp);
154 	return(UNCONF);
155 }
156 
157