1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 * Wrap-around code for a console using the
 4 * ARC io-routines.
 5 *
 6 * Copyright (c) 1998 Harald Koerfgen
 7 * Copyright (c) 2001 Ralf Baechle
 8 * Copyright (c) 2002 Thiemo Seufer
 9 */
10#include <linux/tty.h>
11#include <linux/major.h>
12#include <linux/init.h>
13#include <linux/console.h>
14#include <linux/fs.h>
15#include <asm/setup.h>
16#include <asm/sgialib.h>
17
18static void prom_console_write(struct console *co, const char *s,
19			       unsigned count)
20{
21	/* Do each character */
22	while (count--) {
23		if (*s == '\n')
24			prom_putchar('\r');
25		prom_putchar(*s++);
26	}
27}
28
29static int prom_console_setup(struct console *co, char *options)
30{
31	if (prom_flags & PROM_FLAG_USE_AS_CONSOLE)
32		return 0;
33	return -ENODEV;
34}
35
36static struct console arc_cons = {
37	.name		= "arc",
38	.write		= prom_console_write,
39	.setup		= prom_console_setup,
40	.flags		= CON_PRINTBUFFER,
41	.index		= -1,
42};
43
44/*
45 *    Register console.
46 */
47
48static int __init arc_console_init(void)
49{
50	register_console(&arc_cons);
51
52	return 0;
53}
54console_initcall(arc_console_init);

 1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 * Wrap-around code for a console using the
 4 * ARC io-routines.
 5 *
 6 * Copyright (c) 1998 Harald Koerfgen
 7 * Copyright (c) 2001 Ralf Baechle
 8 * Copyright (c) 2002 Thiemo Seufer
 9 */
10#include <linux/tty.h>
11#include <linux/major.h>
12#include <linux/init.h>
13#include <linux/console.h>
14#include <linux/fs.h>
15#include <asm/setup.h>
16#include <asm/sgialib.h>
17
18static void prom_console_write(struct console *co, const char *s,
19			       unsigned count)
20{
21	/* Do each character */
22	while (count--) {
23		if (*s == '\n')
24			prom_putchar('\r');
25		prom_putchar(*s++);
26	}
27}
28
29static int prom_console_setup(struct console *co, char *options)
30{
31	if (prom_flags & PROM_FLAG_USE_AS_CONSOLE)
32		return 0;
33	return -ENODEV;
34}
35
36static struct console arc_cons = {
37	.name		= "arc",
38	.write		= prom_console_write,
39	.setup		= prom_console_setup,
40	.flags		= CON_PRINTBUFFER,
41	.index		= -1,
42};
43
44/*
45 *    Register console.
46 */
47
48static int __init arc_console_init(void)
49{
50	register_console(&arc_cons);
51
52	return 0;
53}
54console_initcall(arc_console_init);