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-rw-r--r--arch/mips/dec/prom/console.c32
-rw-r--r--arch/mips/dec/prom/init.c3
2 files changed, 29 insertions, 6 deletions
diff --git a/arch/mips/dec/prom/console.c b/arch/mips/dec/prom/console.c
index 65419bf32441..078e1a12421d 100644
--- a/arch/mips/dec/prom/console.c
+++ b/arch/mips/dec/prom/console.c
@@ -3,7 +3,7 @@
3 * 3 *
4 * DECstation PROM-based early console support. 4 * DECstation PROM-based early console support.
5 * 5 *
6 * Copyright (C) 2004 Maciej W. Rozycki 6 * Copyright (C) 2004, 2007 Maciej W. Rozycki
7 * 7 *
8 * This program is free software; you can redistribute it and/or 8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License 9 * modify it under the terms of the GNU General Public License
@@ -13,15 +13,35 @@
13#include <linux/console.h> 13#include <linux/console.h>
14#include <linux/init.h> 14#include <linux/init.h>
15#include <linux/kernel.h> 15#include <linux/kernel.h>
16#include <linux/string.h>
16 17
17#include <asm/dec/prom.h> 18#include <asm/dec/prom.h>
18 19
19void prom_putchar(char c) 20static void __init prom_console_write(struct console *con, const char *s,
21 unsigned int c)
20{ 22{
21 char s[2]; 23 char buf[81];
24 unsigned int chunk = sizeof(buf) - 1;
22 25
23 s[0] = c; 26 while (c > 0) {
24 s[1] = '\0'; 27 if (chunk > c)
28 chunk = c;
29 memcpy(buf, s, chunk);
30 buf[chunk] = '\0';
31 prom_printf("%s", buf);
32 s += chunk;
33 c -= chunk;
34 }
35}
36
37static struct console promcons __initdata = {
38 .name = "prom",
39 .write = prom_console_write,
40 .flags = CON_BOOT | CON_PRINTBUFFER,
41 .index = -1,
42};
25 43
26 prom_printf( s); 44void __init register_prom_console(void)
45{
46 register_console(&promcons);
27} 47}
diff --git a/arch/mips/dec/prom/init.c b/arch/mips/dec/prom/init.c
index 4828cac4748f..808c182fd3fa 100644
--- a/arch/mips/dec/prom/init.c
+++ b/arch/mips/dec/prom/init.c
@@ -103,6 +103,9 @@ void __init prom_init(void)
103 if (prom_is_rex(magic)) 103 if (prom_is_rex(magic))
104 rex_clear_cache(); 104 rex_clear_cache();
105 105
106 /* Register the early console. */
107 register_prom_console();
108
106 /* Were we compiled with the right CPU option? */ 109 /* Were we compiled with the right CPU option? */
107#if defined(CONFIG_CPU_R3000) 110#if defined(CONFIG_CPU_R3000)
108 if ((current_cpu_data.cputype == CPU_R4000SC) || 111 if ((current_cpu_data.cputype == CPU_R4000SC) ||