x86: enhance early_ioremap()

- allow nesting of up to 4 levels

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Ingo Molnar 2008-01-30 13:33:45 +01:00
commit 1b42f51630
2 changed files with 31 additions and 14 deletions