1 /* $NetBSD: ibus_pmax.c,v 1.24 2016/11/16 19:37:06 macallan Exp $ */
2
3 /*
4 * Copyright (c) 1998 Jonathan Stone. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by Jonathan Stone for
17 * the NetBSD Project.
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> /* RCS ID & Copyright macro defns */
34 __KERNEL_RCSID(0, "$NetBSD: ibus_pmax.c,v 1.24 2016/11/16 19:37:06 macallan Exp $");
35
36 #include "opt_dec_3100.h"
37 #include "opt_dec_5100.h"
38
39 #include <sys/param.h>
40 #include <sys/device.h>
41 #include <sys/systm.h>
42
43 #include <pmax/ibus/ibusvar.h>
44
45 #include <pmax/autoconf.h>
46 #include <pmax/sysconf.h>
47
48 #include <pmax/pmax/kn01.h>
49 #include <pmax/pmax/kn230.h>
50 #include <pmax/pmax/pmaxtype.h>
51
52 static int ibus_pmax_match(device_t, cfdata_t, void *);
53 static void ibus_pmax_attach(device_t, device_t, void *);
54
55 CFATTACH_DECL_NEW(ibus_pmax, 0,
56 ibus_pmax_match, ibus_pmax_attach, NULL, NULL);
57
58 #define KV(x) MIPS_PHYS_TO_KSEG1(x)
59
60 #ifdef DEC_3100
61 static struct ibus_attach_args ibus_pmax_devs[] = {
62 { "pm", SYS_DEV_BOGUS, KV(KN01_PHYS_FBUF_START), 0 },
63 { "dc", SYS_DEV_SCC0, KV(KN01_SYS_DZ), 0 },
64 { "lance", SYS_DEV_LANCE, KV(KN01_SYS_LANCE), 0 },
65 { "sii", SYS_DEV_SCSI, KV(KN01_SYS_SII), 0 },
66 { "mc146818", SYS_DEV_BOGUS, KV(KN01_SYS_CLOCK), 0 },
67 };
68 #endif /* DEC_3100 */
69
70 #ifdef DEC_5100
71 static struct ibus_attach_args ibus_mipsmate_devs[] = {
72 { "dc", SYS_DEV_SCC0, KV(KN230_SYS_DZ0), 0 },
73 { "lance", SYS_DEV_LANCE, KV(KN230_SYS_LANCE), 0 },
74 { "sii", SYS_DEV_SCSI, KV(KN230_SYS_SII), 0 },
75 { "mc146818", SYS_DEV_BOGUS, KV(KN230_SYS_CLOCK), 0 },
76 #if 0 /* 5100 locks up when these are probed at the moment */
77 { "dc", SYS_DEV_OPT0, KV(KN230_SYS_DZ1), 0 },
78 { "dc", SYS_DEV_OPT1, KV(KN230_SYS_DZ2), 0 },
79 /*
80 * Ultrix configures it at 0x86400400. The first 0x400 bytes
81 * used for NVRAM state??
82 *
83 * The first 0x400 bytes are apparently used for diagnostic
84 * registers - ad
85 */
86 { "nvram", SYS_DEV_BOGUS, KV(0x86400000), 0 },
87 #endif
88 };
89 #endif /* DEC_5100 */
90
91 static int ibus_attached;
92
93 static int
ibus_pmax_match(device_t parent,cfdata_t cf,void * aux)94 ibus_pmax_match(device_t parent, cfdata_t cf, void *aux)
95 {
96 struct mainbus_attach_args *ma = aux;
97
98 if (ibus_attached)
99 return (0);
100 if (systype != DS_PMAX && systype != DS_MIPSMATE)
101 return (0);
102 if (strcmp(ma->ma_name, "baseboard") != 0)
103 return (0);
104
105 return (1);
106 }
107
108 static void
ibus_pmax_attach(device_t parent,device_t self,void * aux)109 ibus_pmax_attach(device_t parent, device_t self, void *aux)
110 {
111 struct ibus_dev_attach_args ida;
112
113 ibus_attached = 1;
114
115 ida.ida_busname = "ibus";
116 ida.ida_memt = normal_memt;
117 switch (systype) {
118 #ifdef DEC_3100
119 case DS_PMAX:
120 ida.ida_devs = ibus_pmax_devs;
121 ida.ida_ndevs = __arraycount(ibus_pmax_devs);
122 break;
123 #endif
124 #ifdef DEC_5100
125 case DS_MIPSMATE:
126 ida.ida_devs = ibus_mipsmate_devs;
127 ida.ida_ndevs = __arraycount(ibus_mipsmate_devs);
128 break;
129 #endif
130 default:
131 panic("ibus_pmax_attach: no ibus configured for systype = %d", systype);
132 }
133
134 ibusattach(parent, self, &ida);
135 }
136