1/*-
2 * Copyright (c) 2013 Robert N. M. Watson
3 * All rights reserved.
4 *
5 * This software was developed by SRI International and the University of
6 * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237)
7 * ("CTSRD"), as part of the DARPA CRASH research programme.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
32__FBSDID("$FreeBSD$");
33
34#include <sys/param.h>
35
36#include <bootstrap.h>
37
38#include <cons.h>
39
40static void	c_probe(struct console *);
41static int	c_init(int);
42static void	c_out(int);
43static int	c_in(void);
44static int	c_ready(void);
45
46struct console altera_jtag_uart_console = {
47	.c_name = "comconsole",
48	.c_desc = "altera jtag uart",
49	.c_flags = 0,
50	.c_probe = c_probe,
51	.c_init = c_init,
52	.c_out = c_out,
53	.c_in = c_in,
54	.c_ready = c_ready,
55};
56
57static void
58c_probe(struct console *cp)
59{
60
61	cp->c_flags |= C_PRESENTIN|C_PRESENTOUT;
62}
63
64static int
65c_init(int arg)
66{
67
68	return (0);
69}
70
71static void
72c_out(int c)
73{
74
75	beri_putc(c);
76}
77
78static int
79c_in(void)
80{
81
82	return (beri_getc());
83}
84
85static int
86c_ready(void)
87{
88
89	return (keyhit(0));
90}
91