x86: get_bios_ebda_length()

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Add a wrapper routine that tells us the length of the EBDA if it is
present.  This guy also ensures that the returned length doesn't let the
EBDA run past the 640KiB mark.

Signed-off-by: Mike Waychison <mikew@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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Mike Waychison 2011-03-14 23:58:45 -07:00 • committed by Greg Kroah-Hartman

parent 773d67903a

commit 57d5f9f808

1 changed files with 21 additions and 0 deletions

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arch/x86/include/asm/bios_ebda.h

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