From db8f77c889542b09457b8b97efb311343c99a75d Mon Sep 17 00:00:00 2001 From: Yinghai Lu Date: Wed, 10 Feb 2010 01:20:23 -0800 Subject: x86: Move bios page reserve early to head32/64.c 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 LKML-Reference: <1265793639-15071-20-git-send-email-yinghai@kernel.org> Signed-off-by: H. Peter Anvin --- arch/x86/kernel/head32.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'arch/x86/kernel/head32.c') diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c index 5051b94c9069..adedeef1dedc 100644 --- a/arch/x86/kernel/head32.c +++ b/arch/x86/kernel/head32.c @@ -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 -- cgit v1.2.3