summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--arch/mips/Kconfig1
-rw-r--r--arch/mips/dec/prom/console.c32
-rw-r--r--arch/mips/dec/prom/init.c3
3 files changed, 29 insertions, 7 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 7080e7117f41..beff10528797 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -64,7 +64,6 @@ config MACH_DECSTATION
select BOOT_ELF32
select DMA_NONCOHERENT
select NO_IOPORT
- select SYS_HAS_EARLY_PRINTK
select IRQ_CPU
select SYS_HAS_CPU_R3000
select SYS_HAS_CPU_R4X00
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 @@
*
* DECstation PROM-based early console support.
*
- * Copyright (C) 2004 Maciej W. Rozycki
+ * Copyright (C) 2004, 2007 Maciej W. Rozycki
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -13,15 +13,35 @@
#include <linux/console.h>
#include <linux/init.h>
#include <linux/kernel.h>
+#include <linux/string.h>
#include <asm/dec/prom.h>
-void prom_putchar(char c)
+static void __init prom_console_write(struct console *con, const char *s,
+ unsigned int c)
{
- char s[2];
+ char buf[81];
+ unsigned int chunk = sizeof(buf) - 1;
- s[0] = c;
- s[1] = '\0';
+ while (c > 0) {
+ if (chunk > c)
+ chunk = c;
+ memcpy(buf, s, chunk);
+ buf[chunk] = '\0';
+ prom_printf("%s", buf);
+ s += chunk;
+ c -= chunk;
+ }
+}
+
+static struct console promcons __initdata = {
+ .name = "prom",
+ .write = prom_console_write,
+ .flags = CON_BOOT | CON_PRINTBUFFER,
+ .index = -1,
+};
- prom_printf( s);
+void __init register_prom_console(void)
+{
+ register_console(&promcons);
}
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)
if (prom_is_rex(magic))
rex_clear_cache();
+ /* Register the early console. */
+ register_prom_console();
+
/* Were we compiled with the right CPU option? */
#if defined(CONFIG_CPU_R3000)
if ((current_cpu_data.cputype == CPU_R4000SC) ||