1/* -----------------------------------------------------------------------
 2 *
 3 *   Copyright 2009 Intel Corporation; author H. Peter Anvin
 4 *
 5 *   This file is part of the Linux kernel, and is made available under
 6 *   the terms of the GNU General Public License version 2 or (at your
 7 *   option) any later version; incorporated herein by reference.
 8 *
 9 * ----------------------------------------------------------------------- */
10
11/*
12 * Simple helper function for initializing a register set.
13 *
14 * Note that this sets EFLAGS_CF in the input register set; this
15 * makes it easier to catch functions which do nothing but don't
16 * explicitly set CF.
17 */
18
19#include "boot.h"
20#include "string.h"
21
22void initregs(struct biosregs *reg)
23{
24	memset(reg, 0, sizeof *reg);
25	reg->eflags |= X86_EFLAGS_CF;
26	reg->ds = ds();
27	reg->es = ds();
28	reg->fs = fs();
29	reg->gs = gs();
30}

 1/* -----------------------------------------------------------------------
 2 *
 3 *   Copyright 2009 Intel Corporation; author H. Peter Anvin
 4 *
 5 *   This file is part of the Linux kernel, and is made available under
 6 *   the terms of the GNU General Public License version 2 or (at your
 7 *   option) any later version; incorporated herein by reference.
 8 *
 9 * ----------------------------------------------------------------------- */
10
11/*
12 * Simple helper function for initializing a register set.
13 *
14 * Note that this sets EFLAGS_CF in the input register set; this
15 * makes it easier to catch functions which do nothing but don't
16 * explicitly set CF.
17 */
18
19#include "boot.h"
 
20
21void initregs(struct biosregs *reg)
22{
23	memset(reg, 0, sizeof *reg);
24	reg->eflags |= X86_EFLAGS_CF;
25	reg->ds = ds();
26	reg->es = ds();
27	reg->fs = fs();
28	reg->gs = gs();
29}