VirtualBox

source: vbox/trunk/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-pic.h@ 106061

Last change on this file since 106061 was 106061, checked in by vboxsync, 3 months ago

Copyright year updates by scm.

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1/* $Id: bs3-cmn-pic.h 106061 2024-09-16 14:03:52Z vboxsync $ */
2/** @file
3 * BS3Kit - Internal PIC Defines, Variables and Functions.
4 */
5
6/*
7 * Copyright (C) 2007-2024 Oracle and/or its affiliates.
8 *
9 * This file is part of VirtualBox base platform packages, as
10 * available from https://www.virtualbox.org.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation, in version 3 of the
15 * License.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, see <https://www.gnu.org/licenses>.
24 *
25 * The contents of this file may alternatively be used under the terms
26 * of the Common Development and Distribution License Version 1.0
27 * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
28 * in the VirtualBox distribution, in which case the provisions of the
29 * CDDL are applicable instead of those of the GPL.
30 *
31 * You may elect to license modified versions of this file under the
32 * terms and conditions of either the GPL or the CDDL or both.
33 *
34 * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
35 */
36
37#ifndef BS3KIT_INCLUDED_bs3_cmn_pic_h
38#define BS3KIT_INCLUDED_bs3_cmn_pic_h
39#ifndef RT_WITHOUT_PRAGMA_ONCE
40# pragma once
41#endif
42
43#include "bs3kit.h"
44
45
46/** The master PIC port (base). */
47#define BS3_PIC_PORT_MASTER UINT8_C(0x20)
48/** The slave PIC port (base). */
49#define BS3_PIC_PORT_SLAVE UINT8_C(0xa0)
50
51/** The init command. */
52#define BS3_PIC_CMD_INIT UINT8_C(0x10)
53/** 4th init step option for the init command. */
54#define BS3_PIC_CMD_INIT_F_4STEP UINT8_C(0x01)
55
56/** Auto end of interrupt flag for the 4th init step. */
57#define BS3_PIC_I4_F_AUTO_EOI UINT8_C(0x01)
58
59
60RT_C_DECLS_BEGIN
61
62extern bool g_fBs3PicConfigured;
63
64RT_C_DECLS_END
65
66
67#include "bs3kit-mangling-code.h"
68
69#endif /* !BS3KIT_INCLUDED_bs3_cmn_pic_h */
70
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