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x86: Move bios page reserve early to head32/64.c

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So prepare to make one more clean of early_res.c.

-v2: don't need to reserve first page in early_res
     because we already mark that in e820 as reserved already.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <1265793639-15071-20-git-send-email-yinghai@kernel.org>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
Yinghai Lu
2010-02-10 01:20:23 -08:00
committed by H. Peter Anvin
parent 9bdac91424
commit db8f77c889
2 changed files with 12 additions and 20 deletions
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10
arch/x86/kernel/head32.c
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@@ -29,6 +29,16 @@ static void __init i386_default_early_setup(void)
void __init i386_start_kernel(void)
{
#ifdef CONFIG_X86_TRAMPOLINE
/*
* But first pinch a few for the stack/trampoline stuff
* FIXME: Don't need the extra page at 4K, but need to fix
* trampoline before removing it. (see the GDT stuff)
*/
reserve_early_overlap_ok(PAGE_SIZE, PAGE_SIZE + PAGE_SIZE,
"EX TRAMPOLINE");
#endif
reserve_early(__pa_symbol(&_text), __pa_symbol(&__bss_stop), "TEXT DATA BSS");
#ifdef CONFIG_BLK_DEV_INITRD