From 2e7a68301991a5ce6b5bfb78330c45361adc5ec8 Mon Sep 17 00:00:00 2001
From: mb <mb@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Wed, 15 Sep 2010 16:27:02 +0000
Subject: Add support for enabling early printk. Currently only for ARM,
 because I don't know what EARLY_PRINTK depends on on other architectures.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23071 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 Config.in | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'Config.in')

diff --git a/Config.in b/Config.in
index c750a2533..651cbdef5 100644
--- a/Config.in
+++ b/Config.in
@@ -199,6 +199,25 @@ menu "Global build settings"
 		help
 		  This will compile your kernel and modules with debug information.
 
+	config KERNEL_DEBUG_LL
+		bool
+		default n
+		depends on arm
+		help
+		  ARM low level debugging
+
+	config KERNEL_EARLY_PRINTK
+		bool "Compile the kernel with early printk"
+		default n
+		depends on arm
+		select KERNEL_DEBUG_KERNEL
+		select KERNEL_DEBUG_LL if arm
+		help
+		  Compile the kernel with early printk support.
+		  This is only useful for debugging purposes to send messages
+		  over the serial console in early boot.
+		  Enable this to debug early boot problems.
+
 	comment "Package build options"
 
 	config DEBUG
-- 
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