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Add support for enabling early printk.

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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
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mb 2010-09-15 16:27:02 +00:00
parent 5878aefc33
commit 2e7a683019
1 changed files with 19 additions and 0 deletions
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19
Config.in
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@ -199,6 +199,25 @@ menu "Global build settings"
help help
This will compile your kernel and modules with debug information. 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" comment "Package build options"
config DEBUG config DEBUG