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authorDmitry Torokhov <dtor@insightbb.com>2007-05-01 00:24:54 -0400
committerDmitry Torokhov <dtor@insightbb.com>2007-05-01 00:24:54 -0400
commitbc95f3669f5e6f63cf0b84fe4922c3c6dd4aa775 (patch)
tree427fcf2a7287c16d4b5aa6cbf494d59579a6a8b1 /arch/mips/kernel/early_printk.c
parent3d29cdff999c37b3876082278a8134a0642a02cd (diff)
parentdc87c3985e9b442c60994308a96f887579addc39 (diff)
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Merge master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/usb/input/Makefile drivers/usb/input/gtco.c
Diffstat (limited to 'arch/mips/kernel/early_printk.c')
-rw-r--r--arch/mips/kernel/early_printk.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/mips/kernel/early_printk.c b/arch/mips/kernel/early_printk.c
new file mode 100644
index 000000000000..304efdc5682f
--- /dev/null
+++ b/arch/mips/kernel/early_printk.c
@@ -0,0 +1,40 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2002, 2003, 06, 07 Ralf Baechle (ralf@linux-mips.org)
+ * Copyright (C) 2007 MIPS Technologies, Inc.
+ * written by Ralf Baechle (ralf@linux-mips.org)
+ */
+#include <linux/console.h>
+#include <linux/init.h>
+
+extern void prom_putchar(char);
+
+static void early_console_write(struct console *con, const char *s, unsigned n)
+{
+ while (n-- && *s) {
+ if (*s == '\n')
+ prom_putchar('\r');
+ prom_putchar(*s);
+ s++;
+ }
+}
+
+static struct console early_console = {
+ .name = "early",
+ .write = early_console_write,
+ .flags = CON_PRINTBUFFER | CON_BOOT,
+ .index = -1
+};
+
+void __init setup_early_printk(void)
+{
+ register_console(&early_console);
+}
+
+void __init disable_early_printk(void)
+{
+ unregister_console(&early_console);
+}