earlyprintk,vga,kdb: Fix \b and \r for earlyprintk=vga with kdb

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Allow kdb to work properly with with earlyprintk=vga by interpreting
the backspace and carriage return output characters.  These
interpretation of these characters is used for simple line editing
provided in the kdb shell.

CC: Thomas Gleixner <tglx@linutronix.de>
CC: Ingo Molnar <mingo@redhat.com>
CC: H. Peter Anvin <hpa@zytor.com>
CC: x86@kernel.org
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>

...

This commit is contained in:

Jason Wessel 2010-05-20 21:04:31 -05:00

parent 9731191f75

commit 61eaf539b9

1 changed files with 8 additions and 0 deletions

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arch/x86/kernel/early_printk.c

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