hyper.c revision 1.14 1 /* $NetBSD: hyper.c,v 1.14 2002/09/27 20:30:05 thorpej Exp $ */
2
3 /*-
4 * Copyright (c) 1997,1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Ignatios Souvatzis.
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 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 #include <sys/cdefs.h>
40 __KERNEL_RCSID(0, "$NetBSD: hyper.c,v 1.14 2002/09/27 20:30:05 thorpej Exp $");
41
42 /*
43 * zbus HyperCom driver
44 */
45
46 #include <sys/types.h>
47
48 #include <sys/conf.h>
49 #include <sys/device.h>
50 #include <sys/systm.h>
51 #include <sys/param.h>
52
53 #include <machine/bus.h>
54
55 #include <amiga/include/cpu.h>
56
57 #include <amiga/amiga/device.h>
58 #include <amiga/amiga/drcustom.h>
59
60 #include <amiga/dev/supio.h>
61 #include <amiga/dev/zbusvar.h>
62
63
64 struct hyper_softc {
65 struct device sc_dev;
66 struct bus_space_tag sc_bst;
67 };
68
69 int hypermatch(struct device *, struct cfdata *, void *);
70 void hyperattach(struct device *, struct device *, void *);
71 int hyperprint(void *auxp, const char *);
72
73 const struct cfattach hyper_ca = {
74 sizeof(struct hyper_softc), hypermatch, hyperattach
75 };
76
77 struct hyper_prods {
78 char *name;
79 unsigned baseoff;
80 } hyperproducts [] = {
81 {0, 0}, /* 0: not used */
82 {0, 0}, /* 1: handled by aster driver */
83 {"4", 1}, /* 2 */
84 {"Z3", 0}, /* 3 */
85 {0, 0}, /* 4: not used */
86 {0, 0}, /* 5: not used */
87 {"4+", 0x8000}, /* 6 */
88 {"3+", 0x8000} /* 7 */
89 };
90
91 int
92 hypermatch(struct device *parent, struct cfdata *cfp, void *auxp)
93 {
94
95 struct zbus_args *zap;
96
97 zap = auxp;
98
99 if (zap->manid != 5001)
100 return (0);
101
102 if (zap->prodid < sizeof(hyperproducts)/sizeof(*hyperproducts) &&
103 hyperproducts[zap->prodid].name)
104
105 return (1);
106
107 return (0);
108 }
109
110 #define HYPERPROD3 (1<<3)
111 #define HYPERPROD4 (1<<2)
112 #define HYPERPROD4PLUS (1<<6)
113 #define HYPERPROD3PLUS (1<<7)
114
115 struct hyper_devs {
116 char *name;
117 unsigned off;
118 int arg;
119 u_int32_t productmask; /* XXX only prodid 0..31 */
120 } hyperdevices[] = {
121 { "com", 0x00, 115200 * 16 * 4, HYPERPROD3 | HYPERPROD4 },
122 { "com", 0x08, 115200 * 16 * 4, HYPERPROD3 | HYPERPROD4 },
123 { "com", 0x10, 115200 * 16 * 4, HYPERPROD4 },
124 { "com", 0x18, 115200 * 16 * 4, HYPERPROD4 },
125 /* not yet { "lpt", 0x40, 0, HYPERPROD3 }, */
126 { "com", 0x0400, 115200 * 16 * 4, HYPERPROD3PLUS | HYPERPROD4PLUS },
127 { "com", 0x0000, 115200 * 16 * 4, HYPERPROD3PLUS | HYPERPROD4PLUS },
128 { "com", 0x0c00, 115200 * 16 * 4, HYPERPROD4PLUS },
129 { "com", 0x1000, 115200 * 16 * 4, HYPERPROD4PLUS },
130 { "lpt", 0x0800, 0, HYPERPROD3PLUS | HYPERPROD4PLUS },
131 { "lpt", 0x1400, 0, HYPERPROD4PLUS },
132 };
133
134 void
135 hyperattach(struct device *parent, struct device *self, void *auxp)
136 {
137 struct hyper_softc *hprsc;
138 struct hyper_devs *hprsd;
139 struct zbus_args *zap;
140 struct supio_attach_args supa;
141 struct hyper_prods *hprpp;
142
143 hprsc = (struct hyper_softc *)self;
144 zap = auxp;
145 hprpp = &hyperproducts[zap->prodid];
146
147 if (parent)
148 printf(": Hypercom %s\n", hprpp->name);
149
150 hprsc->sc_bst.base = (u_long)zap->va + hprpp->baseoff;
151 hprsc->sc_bst.absm = &amiga_bus_stride_4;
152
153 supa.supio_iot = &hprsc->sc_bst;
154 supa.supio_ipl = 6;
155
156 hprsd = hyperdevices;
157
158 while (hprsd->name) {
159 if (hprsd->productmask & (1 << zap->prodid)) {
160 supa.supio_name = hprsd->name;
161 supa.supio_iobase = hprsd->off;
162 supa.supio_arg = hprsd->arg;
163 config_found(self, &supa, hyperprint); /* XXX */
164 }
165 ++hprsd;
166 }
167 }
168
169 int
170 hyperprint(void *auxp, const char *pnp)
171 {
172 struct supio_attach_args *supa;
173 supa = auxp;
174
175 if (pnp == NULL)
176 return(QUIET);
177
178 printf("%s at %s port 0x%02x",
179 supa->supio_name, pnp, supa->supio_iobase);
180
181 return(UNCONF);
182 }
183