1 /* $NetBSD: ubi.c,v 1.8 2021/08/07 16:19:07 thorpej Exp $ */
2 /*
3 * Copyright (c) 1999 Ludd, University of Lule}, Sweden.
4 * 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 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27 #include <sys/cdefs.h>
28 __KERNEL_RCSID(0, "$NetBSD: ubi.c,v 1.8 2021/08/07 16:19:07 thorpej Exp $");
29
30 #include <sys/param.h>
31 #include <sys/systm.h>
32 #include <sys/bus.h>
33 #include <sys/cpu.h>
34 #include <sys/device.h>
35
36 #include <machine/nexus.h>
37 #include <machine/sid.h>
38 #include <machine/ka730.h>
39
40 static int ubi_print(void *, const char *);
41 static int ubi_match(device_t, cfdata_t, void *);
42 static void ubi_attach(device_t, device_t, void*);
43
44 CFATTACH_DECL_NEW(ubi, 0,
45 ubi_match, ubi_attach, NULL, NULL);
46
47 int
ubi_print(void * aux,const char * name)48 ubi_print(void *aux, const char *name)
49 {
50 struct sbi_attach_args *sa = (struct sbi_attach_args *)aux;
51
52 if (name)
53 aprint_normal("unknown device 0x%x at %s", sa->sa_type, name);
54
55 aprint_normal(" tr%d", sa->sa_nexnum);
56 return (UNCONF);
57 }
58
59
60 int
ubi_match(device_t parent,cfdata_t cf,void * aux)61 ubi_match(device_t parent, cfdata_t cf, void *aux)
62 {
63 if (vax_bustype == VAX_UNIBUS)
64 return 1;
65 return 0;
66 }
67
68 void
ubi_attach(device_t parent,device_t self,void * aux)69 ubi_attach(device_t parent, device_t self, void *aux)
70 {
71 struct sbi_attach_args sa;
72
73 printf("\n");
74
75 sa.sa_base = (bus_addr_t)NEX730;
76
77 #define NEXPAGES (sizeof(struct nexus) / VAX_NBPG)
78
79 #if 0
80 /*
81 * Probe for memory, can be in the first 4 slots.
82 */
83
84 for (sa.sa_nexnum = 0; sa.sa_nexnum < 4; sa.sa_nexnum++) {
85 sa.sa_ioh = vax_map_physmem(NEX730 +
86 sizeof(struct nexus) * sa.sa_nexnum, NEXPAGES);
87 if (badaddr((caddr_t)sa.sa_ioh, 4)) {
88 vax_unmap_physmem((vaddr_t)sa.sa_ioh, NEXPAGES);
89 } else {
90 sa.sa_type = NEX_MEM16;
91 config_found(self, (void*)&sa, ubi_print, CFARGS_NONE);
92 }
93 }
94 #endif
95
96 /* VAX 730 fixed configuration */
97
98 /* memory */
99 sa.sa_nexnum = 0;
100 sa.sa_ioh = vax_map_physmem((int)NEX730 +
101 sizeof(struct nexus) * sa.sa_nexnum, NEXPAGES);
102 sa.sa_type = NEX_MEM16;
103 config_found(self, (void*)&sa, ubi_print, CFARGS_NONE);
104
105 printf("\n");
106
107 /* generic UBA */
108 sa.sa_nexnum = 3;
109 sa.sa_ioh = vax_map_physmem((int)NEX730 +
110 sizeof(struct nexus) * sa.sa_nexnum, NEXPAGES);
111 sa.sa_type = NEX_UBA0;
112 config_found(self, (void*)&sa, ubi_print, CFARGS_NONE);
113 }
114