From be2e5a09e63baaaec345c6d74744fa7401ba1ca0 Mon Sep 17 00:00:00 2001
From: Joe Hershberger <joe.hershberger@ni.com>
Date: Wed, 27 Feb 2013 10:20:59 +0000
Subject: [PATCH] Allow u-boot to be silent without forcing Linux to be

That's a bit presumptuous of you, u-boot!

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
---
 common/cmd_bootm.c | 8 ++++----
 doc/README.silent  | 4 +++-
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index 2e93352..5d2ce00 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -88,7 +88,7 @@ static int do_imls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
 #include <linux/err.h>
 #include <nand.h>
 
-#ifdef CONFIG_SILENT_CONSOLE
+#if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
 static void fixup_silent_linux(void);
 #endif
 
@@ -694,7 +694,7 @@ int do_bootm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 
 	bootstage_mark(BOOTSTAGE_ID_CHECK_BOOT_OS);
 
-#ifdef CONFIG_SILENT_CONSOLE
+#if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
 	if (images.os.os == IH_OS_LINUX)
 		fixup_silent_linux();
 #endif
@@ -1413,7 +1413,7 @@ U_BOOT_CMD(
 /*******************************************************************/
 /* helper routines */
 /*******************************************************************/
-#ifdef CONFIG_SILENT_CONSOLE
+#if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
 static void fixup_silent_linux(void)
 {
 	char buf[256], *start, *end;
@@ -1806,7 +1806,7 @@ static int do_bootz(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	usb_stop();
 #endif
 
-#ifdef CONFIG_SILENT_CONSOLE
+#if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY)
 	fixup_silent_linux();
 #endif
 	arch_preboot_os();
diff --git a/doc/README.silent b/doc/README.silent
index 70202ce..6d90a0e 100644
--- a/doc/README.silent
+++ b/doc/README.silent
@@ -23,4 +23,6 @@ The following actions are taken if "silent" is set at boot time:
 
  - When booting a linux kernel, the "bootargs" are fixed up so that
    the argument "console=" will be in the command line, no matter how
-   it was set in "bootargs" before.
+   it was set in "bootargs" before. If you don't want the linux command
+   line to be affected, define CONFIG_SILENT_U_BOOT_ONLY in your board
+   config file as well, and this part of the feature will be disabled.