1 /* -*- linux-c -*- ------------------------------------------------------- *
3 * Copyright (C) 1991, 1992 Linus Torvalds
4 * Copyright 2007 rPath, Inc. - All Rights Reserved
6 * This file is part of the Linux kernel, and is made available under
7 * the terms of the GNU General Public License version 2.
9 * ----------------------------------------------------------------------- */
12 * arch/i386/boot/voyager.c
14 * Get the Voyager config information
19 #ifdef CONFIG_X86_VOYAGER
21 int query_voyager(void)
25 /* Abuse the apm_bios_info area for this */
26 u8
*data_ptr
= (u8
*)&boot_params
.apm_bios_info
;
28 data_ptr
[0] = 0xff; /* Flag on config not found(?) */
35 : "=q" (err
), "=r" (es
), "=D" (di
)
39 return -1; /* Not Voyager */
42 copy_from_fs(data_ptr
, di
, 7); /* Table is 7 bytes apparently */
46 #endif /* CONFIG_X86_VOYAGER */