1/*
2 * Wrap-around code for a console using the
3 * ARC io-routines.
4 *
5 * Copyright (c) 1998 Harald Koerfgen
6 * Copyright (c) 2001 Ralf Baechle
7 * Copyright (c) 2002 Thiemo Seufer
8 */
9#include <linux/tty.h>
10#include <linux/major.h>
11#include <linux/ptrace.h>
12#include <linux/init.h>
13#include <linux/console.h>
14#include <linux/fs.h>
15#include <asm/sgialib.h>
16
17static void prom_console_write(struct console *co, const char *s,
18			       unsigned count)
19{
20	/* Do each character */
21	while (count--) {
22		if (*s == '\n')
23			prom_putchar('\r');
24		prom_putchar(*s++);
25	}
26}
27
28static kdev_t prom_console_device(struct console *co)
29{
30	return MKDEV(TTY_MAJOR, 64 + co->index);
31}
32
33static int __init prom_console_setup(struct console *co, char *options)
34{
35	return !(prom_flags & PROM_FLAG_USE_AS_CONSOLE);
36}
37
38static struct console arc_cons = {
39	.name		= "arc",
40	.write		= prom_console_write,
41	.device		= prom_console_device,
42	.setup		= prom_console_setup,
43	.flags		= CON_PRINTBUFFER,
44	.index		= -1,
45};
46
47/*
48 *    Register console.
49 */
50
51void __init arc_console_init(void)
52{
53	register_console(&arc_cons);
54}
55