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console.c (202175) console.c (228631)
1/* $NetBSD: uart.c,v 1.2 2007/03/23 20:05:47 dogcow Exp $ */
2
3/*-
4 * Copyright (c) 2007 Ruslan Ermilov and Vsevolod Lobko.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or
8 * without modification, are permitted provided that the following
9 * conditions are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above
13 * copyright notice, this list of conditions and the following
14 * disclaimer in the documentation and/or other materials provided
15 * with the distribution.
16 * 3. The names of the authors may not be used to endorse or promote
17 * products derived from this software without specific prior
18 * written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY
21 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
23 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
25 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
27 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
29 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
30 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
31 * OF SUCH DAMAGE.
32 *
33 */
34
35#include <sys/cdefs.h>
1/* $NetBSD: uart.c,v 1.2 2007/03/23 20:05:47 dogcow Exp $ */
2
3/*-
4 * Copyright (c) 2007 Ruslan Ermilov and Vsevolod Lobko.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or
8 * without modification, are permitted provided that the following
9 * conditions are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above
13 * copyright notice, this list of conditions and the following
14 * disclaimer in the documentation and/or other materials provided
15 * with the distribution.
16 * 3. The names of the authors may not be used to endorse or promote
17 * products derived from this software without specific prior
18 * written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY
21 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
23 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
25 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
27 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
29 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
30 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
31 * OF SUCH DAMAGE.
32 *
33 */
34
35#include <sys/cdefs.h>
36__FBSDID("$FreeBSD: head/sys/mips/adm5120/console.c 202175 2010-01-12 21:36:08Z imp $");
36__FBSDID("$FreeBSD: head/sys/mips/adm5120/console.c 228631 2011-12-17 15:08:43Z avg $");
37
38#include <sys/types.h>
39#include <sys/param.h>
40#include <sys/systm.h>
41#include <sys/kernel.h>
42#include <sys/time.h>
43
44#include <sys/cons.h>
45#include <sys/consio.h>
46
47static cn_probe_t uart_cnprobe;
48static cn_init_t uart_cninit;
49static cn_term_t uart_cnterm;
50static cn_getc_t uart_cngetc;
51static cn_putc_t uart_cnputc;
37
38#include <sys/types.h>
39#include <sys/param.h>
40#include <sys/systm.h>
41#include <sys/kernel.h>
42#include <sys/time.h>
43
44#include <sys/cons.h>
45#include <sys/consio.h>
46
47static cn_probe_t uart_cnprobe;
48static cn_init_t uart_cninit;
49static cn_term_t uart_cnterm;
50static cn_getc_t uart_cngetc;
51static cn_putc_t uart_cnputc;
52static cn_grab_t uart_cngrab;
53static cn_ungrab_t uart_cnungrab;
52
53static void
54uart_cnprobe(struct consdev *cp)
55{
56
57 sprintf(cp->cn_name, "uart");
58 cp->cn_pri = CN_NORMAL;
59}
60
61static void
62uart_cninit(struct consdev *cp)
63{
64
65}
66
67
68void
69uart_cnputc(struct consdev *cp, int c)
70{
71 char chr;
72
73 chr = c;
74 while ((*((volatile unsigned long *)0xb2600018)) & 0x20) ;
75 (*((volatile unsigned long *)0xb2600000)) = c;
76 while ((*((volatile unsigned long *)0xb2600018)) & 0x20) ;
77}
78
79int
80uart_cngetc(struct consdev * cp)
81{
82
83 while ((*((volatile unsigned long *)0xb2600018)) & 0x10) ;
84 return (*((volatile unsigned long *)0xb2600000)) & 0xff;
85}
86
87static void
88uart_cnterm(struct consdev * cp)
89{
90
91}
92
54
55static void
56uart_cnprobe(struct consdev *cp)
57{
58
59 sprintf(cp->cn_name, "uart");
60 cp->cn_pri = CN_NORMAL;
61}
62
63static void
64uart_cninit(struct consdev *cp)
65{
66
67}
68
69
70void
71uart_cnputc(struct consdev *cp, int c)
72{
73 char chr;
74
75 chr = c;
76 while ((*((volatile unsigned long *)0xb2600018)) & 0x20) ;
77 (*((volatile unsigned long *)0xb2600000)) = c;
78 while ((*((volatile unsigned long *)0xb2600018)) & 0x20) ;
79}
80
81int
82uart_cngetc(struct consdev * cp)
83{
84
85 while ((*((volatile unsigned long *)0xb2600018)) & 0x10) ;
86 return (*((volatile unsigned long *)0xb2600000)) & 0xff;
87}
88
89static void
90uart_cnterm(struct consdev * cp)
91{
92
93}
94
95static void
96uart_cngrab(struct consdev *cp)
97{
98
99}
100
101static void
102uart_cnungrab(struct consdev *cp)
103{
104
105}
106
93CONSOLE_DRIVER(uart);
107CONSOLE_DRIVER(uart);