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x86: print out EBDA/lowmem address
author
Ingo Molnar
<mingo@elte.hu>
Mon, 15 Sep 2008 06:26:15 +0000
(08:26 +0200)
committer
Ingo Molnar
<mingo@elte.hu>
Mon, 13 Oct 2008 08:21:10 +0000
(10:21 +0200)
it's useful for debugging purposes to know the location of the EBDA.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/head.c
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diff --git
a/arch/x86/kernel/head.c
b/arch/x86/kernel/head.c
index
3e66bd3
..
1dcb0f1
100644
(file)
--- a/
arch/x86/kernel/head.c
+++ b/
arch/x86/kernel/head.c
@@
-35,6
+35,7
@@
void __init reserve_ebda_region(void)
/* start of EBDA area */
ebda_addr = get_bios_ebda();
+ printk(KERN_INFO "BIOS EBDA/lowmem at: %08x/%08x\n", ebda_addr, lowmem);
/* Fixup: bios puts an EBDA in the top 64K segment */
/* of conventional memory, but does not adjust lowmem. */