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/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 int prom_console_setup(struct console *co, char *options)
29{
30	return !(prom_flags & PROM_FLAG_USE_AS_CONSOLE);
31}
32
33static struct console arc_cons = {
34	.name		= "arc",
35	.write		= prom_console_write,
36	.setup		= prom_console_setup,
37	.flags		= CON_PRINTBUFFER,
38	.index		= -1,
39};
40
41/*
42 *    Register console.
43 */
44
45static int __init arc_console_init(void)
46{
47	register_console(&arc_cons);
48
49	return 0;
50}
51console_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	return !(prom_flags & PROM_FLAG_USE_AS_CONSOLE);
32}
33
34static struct console arc_cons = {
35	.name		= "arc",
36	.write		= prom_console_write,
37	.setup		= prom_console_setup,
38	.flags		= CON_PRINTBUFFER,
39	.index		= -1,
40};
41
42/*
43 *    Register console.
44 */
45
46static int __init arc_console_init(void)
47{
48	register_console(&arc_cons);
49
50	return 0;
51}
52console_initcall(arc_console_init);