xref: /netbsd-src/sys/arch/amiga/dev/hyper.c (revision 93f9db1b75d415b78f73ed629beeb86235153473)
1 /*	$NetBSD: hyper.c,v 1.3 1998/08/09 22:25:18 is Exp $ */
2 
3 /*
4  * Copyright (c) 1997 Ignatios Souvatzis
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 Ignatios Souvatzis
18  *      for the NetBSD Project.
19  * 4. The name of the author may not be used to endorse or promote products
20  *    derived from this software without specific prior written permission
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 /*
35  * zbus HyperCom driver
36  */
37 
38 #include <sys/types.h>
39 
40 #include <sys/conf.h>
41 #include <sys/device.h>
42 #include <sys/systm.h>
43 #include <sys/param.h>
44 
45 #include <machine/bus.h>
46 #include <machine/conf.h>
47 
48 #include <amiga/include/cpu.h>
49 
50 #include <amiga/amiga/device.h>
51 #include <amiga/amiga/drcustom.h>
52 
53 #include <amiga/dev/supio.h>
54 #include <amiga/dev/zbusvar.h>
55 
56 
57 struct hyper_softc {
58 	struct device sc_dev;
59 	struct bus_space_tag sc_bst;
60 };
61 
62 int hypermatch __P((struct device *, struct cfdata *, void *));
63 void hyperattach __P((struct device *, struct device *, void *));
64 int hyperprint __P((void *auxp, const char *));
65 
66 struct cfattach hyper_ca = {
67 	sizeof(struct hyper_softc), hypermatch, hyperattach
68 };
69 
70 int
71 hypermatch(parent, cfp, auxp)
72 	struct device *parent;
73 	struct cfdata *cfp;
74 	void *auxp;
75 {
76 
77 	struct zbus_args *zap;
78 
79 	zap = auxp;
80 
81 	if (zap->manid != 5001)
82 		return (0);
83 
84 	if (zap->prodid != 2 && zap->prodid != 3)
85 		return (0);
86 
87 	return (1);
88 }
89 
90 struct hyper_devs {
91 	char *name;
92 	int off;
93 	int arg;
94 };
95 
96 struct hyper_devs hyper3devs[] = {
97 	{ "com", 0x00, 115200 * 16 * 4 },
98 	{ "com", 0x08, 115200 * 16 * 4 },
99 	/* not yet { "lpt", 0x40, 0 }, */
100 	{ 0 }
101 };
102 
103 struct hyper_devs hyper4devs[] = {
104 	{ "com", 0x00, 115200 * 16 * 4 },
105 	{ "com", 0x08, 115200 * 16 * 4 },
106 	{ "com", 0x10, 115200 * 16 * 4 },
107 	{ "com", 0x18, 115200 * 16 * 4 },
108 	{ 0 }
109 };
110 
111 void
112 hyperattach(parent, self, auxp)
113 	struct device *parent, *self;
114 	void *auxp;
115 {
116 	struct hyper_softc *hprsc;
117 	struct hyper_devs  *hprsd;
118 	struct zbus_args *zap;
119 	struct supio_attach_args supa;
120 
121 	hprsc = (struct hyper_softc *)self;
122 	zap = auxp;
123 
124 	if (zap->prodid == 2) {
125 		if (parent)
126 			printf(": HyperCom 4\n");
127 		hprsc->sc_bst.base = (u_long)zap->va + 1;
128 		hprsc->sc_bst.stride = 2;
129 		hprsd = hyper4devs;
130 	} else { /* prodid == 3 */
131 		if (parent)
132 			printf(": HyperCom 3Z\n");
133 		hprsc->sc_bst.base = (u_long)zap->va + 0;
134 		hprsc->sc_bst.stride = 2;
135 		hprsd = hyper3devs;
136 	}
137 
138 	supa.supio_iot = &hprsc->sc_bst;
139 	supa.supio_ipl = 6;
140 
141 	while (hprsd->name) {
142 		supa.supio_name = hprsd->name;
143 		supa.supio_iobase = hprsd->off;
144 		supa.supio_arg = hprsd->arg;
145 		config_found(self, &supa, hyperprint); /* XXX */
146 		++hprsd;
147 	}
148 }
149 
150 int
151 hyperprint(auxp, pnp)
152 	void *auxp;
153 	const char *pnp;
154 {
155 	struct supio_attach_args *supa;
156 	supa = auxp;
157 
158 	if (pnp == NULL)
159 		return(QUIET);
160 
161 	printf("%s at %s port 0x%02x",
162 	    supa->supio_name, pnp, supa->supio_iobase);
163 
164 	return(UNCONF);
165 }
166