From 6bcb13b35a2ea39be6c7cc0292b8ad1191b1a748 Mon Sep 17 00:00:00 2001
From: Ben Collins <ben.collins@canonical.com>
Date: Wed, 18 Jun 2008 14:04:35 -0400
Subject: x86: config option to disable info from decompression of the kernel
This patch allows the disabling of decompression messages during
x86 bootup.
Signed-off-by: Ben Collins <ben.collins@canonical.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
arch/x86/boot/compressed/misc.c | 16 +++++++++++-----
1 file changed, 11 insertions(+), 5 deletions(-)
(limited to 'arch/x86/boot/compressed/misc.c')
diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index d10e7274e1fc..11629e903aa5 100644
--- a/arch/x86/boot/compressed/misc.c
+++ b/arch/x86/boot/compressed/misc.c
@@ -202,7 +202,8 @@ static void free(void *where);
static void *memset(void *s, int c, unsigned n);
static void *memcpy(void *dest, const void *src, unsigned n);
-static void putstr(const char *);
+static void __putstr(int, const char *);
+#define putstr(__x) __putstr(0, __x)
#ifdef CONFIG_X86_64
#define memptr long
@@ -266,11 +267,16 @@ static void scroll(void)
vidmem[i] = ' ';
}
-static void putstr(const char *s)
+static void __putstr(int error, const char *s)
{
int x, y, pos;
char c;
+#ifndef CONFIG_X86_VERBOSE_BOOTUP
+ if (!error)
+ return;
+#endif
+
#ifdef CONFIG_X86_32
if (real_mode->screen_info.orig_video_mode == 0 &&
lines == 0 && cols == 0)
@@ -363,9 +369,9 @@ static void flush_window(void)
static void error(char *x)
{
- putstr("\n\n");
- putstr(x);
- putstr("\n\n -- System halted");
+ __putstr(1, "\n\n");
+ __putstr(1, x);
+ __putstr(1, "\n\n -- System halted");
while (1)
asm("hlt");
--
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