ARM: Add an earlyprintk debug console
authorCatalin Marinas <catalin.marinas@arm.com>
Wed, 9 Dec 2009 10:02:18 +0000 (10:02 +0000)
committerCatalin Marinas <catalin.marinas@arm.com>
Wed, 9 Dec 2009 10:02:18 +0000 (10:02 +0000)
commit93fd03a8c6728b58879f8af20ffd55d9c32a778b
tree7a12c9c6b4fa0b7b734ab7a8104636203c98b9a8
parent22763c5cf3690a681551162c15d34d935308c8d7
ARM: Add an earlyprintk debug console

This patch allows an earlyprintk console if CONFIG_DEBUG_LL is enabled,
using the printch asm function.

The patch is based on the original work by Sascha Hauer.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Uwe Kleine-K├Ânig <u.kleine-koenig@pengutronix.de>
Acked-by: Pavel Machek <pavel@ucw.cz>
arch/arm/Kconfig.debug
arch/arm/kernel/Makefile
arch/arm/kernel/early_printk.c [new file with mode: 0644]