1 /* $NetBSD: dec_3000_300.c,v 1.50 2025/03/09 01:06:41 thorpej Exp $ */
2
3 /*
4 * Copyright (c) 1995, 1996 Carnegie-Mellon University.
5 * All rights reserved.
6 *
7 * Author: Chris G. Demetriou
8 *
9 * Permission to use, copy, modify and distribute this software and
10 * its documentation is hereby granted, provided that both the copyright
11 * notice and this permission notice appear in all copies of the
12 * software, derivative works or modified versions, and any portions
13 * thereof, and that both notices appear in supporting documentation.
14 *
15 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
16 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
17 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
18 *
19 * Carnegie Mellon requests users of this software to return to
20 *
21 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
22 * School of Computer Science
23 * Carnegie Mellon University
24 * Pittsburgh PA 15213-3890
25 *
26 * any improvements or extensions that they make and grant Carnegie the
27 * rights to redistribute these changes.
28 */
29
30 /*
31 * Additional Copyright (c) 1997 by Matthew Jacob for NASA/Ames Research Center
32 */
33
34 #include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
35
36 __KERNEL_RCSID(0, "$NetBSD: dec_3000_300.c,v 1.50 2025/03/09 01:06:41 thorpej Exp $");
37
38 #include <sys/param.h>
39 #include <sys/systm.h>
40 #include <sys/device.h>
41 #include <sys/termios.h>
42 #include <sys/conf.h>
43
44 #include <machine/rpb.h>
45 #include <machine/autoconf.h>
46 #include <machine/cpuconf.h>
47
48 #include <dev/tc/tcvar.h>
49 #include <dev/tc/tcdsvar.h>
50 #include <alpha/tc/tc_3000_300.h>
51
52 #include <machine/z8530var.h>
53 #include <dev/tc/zs_ioasicvar.h>
54
55 #include "wsdisplay.h"
56
57 void dec_3000_300_init(void);
58 static void dec_3000_300_cons_init(void);
59 static void dec_3000_300_device_register(device_t, void *);
60
61 const struct alpha_variation_table dec_3000_300_variations[] = {
62 { SV_ST_PELICAN, "DEC 3000/300 (\"Pelican\")" },
63 { SV_ST_PELICA, "DEC 3000/300L (\"Pelica\")" },
64 { SV_ST_PELICANPLUS, "DEC 3000/300X (\"Pelican+\")" },
65 { SV_ST_PELICAPLUS, "DEC 3000/300LX (\"Pelica+\")" },
66 { 0, NULL },
67 };
68
69 void
dec_3000_300_init(void)70 dec_3000_300_init(void)
71 {
72 uint64_t variation;
73
74 platform.family = "DEC 3000/300 (\"Pelican\")";
75
76 if ((platform.model = alpha_dsr_sysname()) == NULL) {
77 variation = hwrpb->rpb_variation & SV_ST_MASK;
78 if ((platform.model = alpha_variation_name(variation,
79 dec_3000_300_variations)) == NULL)
80 platform.model = alpha_unknown_sysname();
81 }
82
83 platform.iobus = "tcasic";
84 platform.cons_init = dec_3000_300_cons_init;
85 platform.device_register = dec_3000_300_device_register;
86 }
87
88 static void
dec_3000_300_cons_init(void)89 dec_3000_300_cons_init(void)
90 {
91 struct ctb *ctb;
92
93 ctb = (struct ctb *)(((char *)hwrpb) + hwrpb->rpb_ctb_off);
94
95 switch (ctb->ctb_term_type) {
96 case CTB_GRAPHICS:
97 #if NWSDISPLAY > 0
98 /* display console ... */
99 if (zs_ioasic_lk201_cnattach(0x1a0000000, 0x00180000, 0) == 0 &&
100 tc_3000_300_fb_cnattach(
101 CTB_TURBOSLOT_SLOT(ctb->ctb_turboslot)) == 0) {
102 break;
103 }
104 #endif
105 printf("consinit: Unable to init console on keyboard and ");
106 printf("TURBOchannel slot 0x%lx.\n", ctb->ctb_turboslot);
107 printf("Using serial console.\n");
108 /* FALLTHROUGH */
109
110 case CTB_PRINTERPORT:
111 /* serial console ... */
112 /*
113 * XXX This could stand some cleanup...
114 */
115 {
116 /*
117 * Delay to allow PROM putchars to complete.
118 * FIFO depth * character time.
119 * character time = (1000000 / (defaultrate / 10))
120 */
121 DELAY(160000000 / 9600); /* XXX */
122
123 /*
124 * Console is channel B of the first SCC.
125 * XXX Should use ctb_line_off to get the
126 * XXX line parameters.
127 */
128 zs_ioasic_cnattach(0x1a0000000, 0x00100000, 1);
129 break;
130 }
131
132 default:
133 printf("ctb->ctb_term_type = 0x%lx\n", ctb->ctb_term_type);
134 printf("ctb->ctb_turboslot = 0x%lx\n", ctb->ctb_turboslot);
135 panic("consinit: unknown console type %lu",
136 ctb->ctb_term_type);
137 /* NOTREACHED */
138 }
139 }
140
141 static void
dec_3000_300_device_register(device_t dev,void * aux)142 dec_3000_300_device_register(device_t dev, void *aux)
143 {
144 tc_find_bootdev(dev, aux);
145 }
146