hb.c revision 1.11.2.1 1 1.11.2.1 skrll /* $NetBSD: hb.c,v 1.11.2.1 2004/08/03 10:38:22 skrll Exp $ */
2 1.1 tsutsui
3 1.1 tsutsui /*-
4 1.1 tsutsui * Copyright (C) 1999 Izumi Tsutsui. All rights reserved.
5 1.1 tsutsui *
6 1.1 tsutsui * Redistribution and use in source and binary forms, with or without
7 1.1 tsutsui * modification, are permitted provided that the following conditions
8 1.1 tsutsui * are met:
9 1.1 tsutsui * 1. Redistributions of source code must retain the above copyright
10 1.1 tsutsui * notice, this list of conditions and the following disclaimer.
11 1.1 tsutsui * 2. Redistributions in binary form must reproduce the above copyright
12 1.1 tsutsui * notice, this list of conditions and the following disclaimer in the
13 1.1 tsutsui * documentation and/or other materials provided with the distribution.
14 1.1 tsutsui * 3. The name of the author may not be used to endorse or promote products
15 1.1 tsutsui * derived from this software without specific prior written permission.
16 1.1 tsutsui *
17 1.1 tsutsui * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 1.1 tsutsui * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 1.1 tsutsui * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 1.1 tsutsui * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 1.1 tsutsui * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 1.1 tsutsui * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 1.1 tsutsui * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 1.1 tsutsui * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 1.1 tsutsui * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 1.1 tsutsui * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 1.1 tsutsui */
28 1.1 tsutsui
29 1.11.2.1 skrll #include <sys/cdefs.h>
30 1.11.2.1 skrll __KERNEL_RCSID(0, "$NetBSD: hb.c,v 1.11.2.1 2004/08/03 10:38:22 skrll Exp $");
31 1.11.2.1 skrll
32 1.1 tsutsui #include <sys/param.h>
33 1.1 tsutsui #include <sys/systm.h>
34 1.1 tsutsui #include <sys/device.h>
35 1.1 tsutsui
36 1.1 tsutsui #include <machine/autoconf.h>
37 1.4 tsutsui #include <machine/bus.h>
38 1.3 tsutsui #include <machine/cpu.h>
39 1.1 tsutsui
40 1.1 tsutsui #include <news68k/news68k/isr.h>
41 1.1 tsutsui #include <news68k/dev/hbvar.h>
42 1.1 tsutsui
43 1.10 tsutsui static int hb_match(struct device *, struct cfdata *, void *);
44 1.10 tsutsui static void hb_attach(struct device *, struct device *, void *);
45 1.10 tsutsui static int hb_search(struct device *, struct cfdata *, void *);
46 1.10 tsutsui static int hb_print(void *, const char *);
47 1.1 tsutsui
48 1.9 thorpej CFATTACH_DECL(hb, sizeof(struct device),
49 1.9 thorpej hb_match, hb_attach, NULL, NULL);
50 1.1 tsutsui
51 1.1 tsutsui extern struct cfdriver hb_cd;
52 1.1 tsutsui
53 1.1 tsutsui static int
54 1.1 tsutsui hb_match(parent, cf, aux)
55 1.1 tsutsui struct device *parent;
56 1.1 tsutsui struct cfdata *cf;
57 1.1 tsutsui void *aux;
58 1.1 tsutsui {
59 1.3 tsutsui struct mainbus_attach_args *ma = aux;
60 1.1 tsutsui
61 1.3 tsutsui if (strcmp(ma->ma_name, hb_cd.cd_name) != 0)
62 1.3 tsutsui return 0;
63 1.3 tsutsui
64 1.3 tsutsui if (ma->ma_systype != -1 && ma->ma_systype != systype)
65 1.1 tsutsui return 0;
66 1.1 tsutsui
67 1.1 tsutsui return 1;
68 1.1 tsutsui }
69 1.1 tsutsui
70 1.1 tsutsui static void
71 1.1 tsutsui hb_attach(parent, self, aux)
72 1.1 tsutsui struct device *parent;
73 1.1 tsutsui struct device *self;
74 1.1 tsutsui void *aux;
75 1.1 tsutsui {
76 1.1 tsutsui struct hb_attach_args ha;
77 1.1 tsutsui
78 1.1 tsutsui printf("\n");
79 1.5 tsutsui memset(&ha, 0, sizeof(ha));
80 1.1 tsutsui
81 1.1 tsutsui config_search(hb_search, self, &ha);
82 1.1 tsutsui }
83 1.1 tsutsui
84 1.1 tsutsui static int
85 1.1 tsutsui hb_search(parent, cf, aux)
86 1.1 tsutsui struct device *parent;
87 1.1 tsutsui struct cfdata *cf;
88 1.1 tsutsui void *aux;
89 1.1 tsutsui {
90 1.1 tsutsui struct hb_attach_args *ha = aux;
91 1.1 tsutsui
92 1.6 thorpej ha->ha_name = cf->cf_name;
93 1.1 tsutsui ha->ha_address = cf->cf_addr;
94 1.1 tsutsui ha->ha_ipl = cf->cf_ipl;
95 1.1 tsutsui ha->ha_vect = cf->cf_vect;
96 1.4 tsutsui
97 1.4 tsutsui /* XXX news68k Hyper-bus is not a real bus... */
98 1.4 tsutsui ha->ha_bust = ISIIOPA(ha->ha_address) ?
99 1.4 tsutsui NEWS68K_BUS_SPACE_INTIO : NEWS68K_BUS_SPACE_EIO;
100 1.1 tsutsui
101 1.7 thorpej if (config_match(parent, cf, ha) > 0)
102 1.1 tsutsui config_attach(parent, cf, ha, hb_print);
103 1.1 tsutsui
104 1.1 tsutsui return 0;
105 1.1 tsutsui }
106 1.1 tsutsui
107 1.1 tsutsui /*
108 1.1 tsutsui * Print out the confargs. The (parent) name is non-NULL
109 1.1 tsutsui * when there was no match found by config_found().
110 1.1 tsutsui */
111 1.1 tsutsui static int
112 1.1 tsutsui hb_print(args, name)
113 1.1 tsutsui void *args;
114 1.1 tsutsui const char *name;
115 1.1 tsutsui {
116 1.1 tsutsui struct hb_attach_args *ha = args;
117 1.1 tsutsui
118 1.1 tsutsui #if 0
119 1.1 tsutsui if (ha->ha_addr > 0)
120 1.1 tsutsui #endif
121 1.11 thorpej aprint_normal (" addr 0x%08lx", ha->ha_address);
122 1.1 tsutsui if (ha->ha_ipl > 0)
123 1.11 thorpej aprint_normal (" ipl %d", ha->ha_ipl);
124 1.1 tsutsui if (ha->ha_vect > 0) {
125 1.11 thorpej aprint_normal (" vect %d", ha->ha_vect);
126 1.1 tsutsui }
127 1.1 tsutsui
128 1.1 tsutsui return (QUIET);
129 1.1 tsutsui }
130 1.1 tsutsui
131 1.1 tsutsui /*
132 1.1 tsutsui * hb_intr_establish: establish hb interrupt
133 1.1 tsutsui */
134 1.1 tsutsui void
135 1.1 tsutsui hb_intr_establish(hbvect, hand, ipl, arg)
136 1.1 tsutsui int hbvect;
137 1.10 tsutsui int (*hand)(void *), ipl;
138 1.1 tsutsui void *arg;
139 1.1 tsutsui {
140 1.1 tsutsui
141 1.1 tsutsui if ((ipl < 1) || (ipl > 7)) {
142 1.1 tsutsui printf("hb: illegal interrupt level: %d\n", ipl);
143 1.1 tsutsui panic("hb_intr_establish");
144 1.1 tsutsui }
145 1.1 tsutsui
146 1.1 tsutsui if ((hbvect < 0) || (hbvect > 255)) {
147 1.2 tsutsui printf("hb: illegal vector offset: 0x%x\n", hbvect);
148 1.2 tsutsui panic("hb_intr_establish");
149 1.1 tsutsui }
150 1.1 tsutsui
151 1.1 tsutsui isrlink_vectored(hand, arg, ipl, hbvect);
152 1.1 tsutsui }
153 1.1 tsutsui
154 1.1 tsutsui void
155 1.1 tsutsui hb_intr_disestablish(hbvect)
156 1.1 tsutsui int hbvect;
157 1.1 tsutsui {
158 1.1 tsutsui
159 1.1 tsutsui if ((hbvect < 0) || (hbvect > 255)) {
160 1.1 tsutsui printf("hb: illegal vector offset: 0x%x\n", hbvect);
161 1.1 tsutsui panic("hb_intr_disestablish");
162 1.1 tsutsui }
163 1.1 tsutsui
164 1.1 tsutsui isrunlink_vectored(hbvect);
165 1.1 tsutsui }
166