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Diffstat (limited to '')
-rw-r--r-- | src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-pic.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-pic.h b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-pic.h new file mode 100644 index 00000000..f515a772 --- /dev/null +++ b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-pic.h @@ -0,0 +1,70 @@ +/* $Id: bs3-cmn-pic.h $ */ +/** @file + * BS3Kit - Internal PIC Defines, Variables and Functions. + */ + +/* + * Copyright (C) 2007-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + +#ifndef BS3KIT_INCLUDED_bs3_cmn_pic_h +#define BS3KIT_INCLUDED_bs3_cmn_pic_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include "bs3kit.h" + + +/** The master PIC port (base). */ +#define BS3_PIC_PORT_MASTER UINT8_C(0x20) +/** The slave PIC port (base). */ +#define BS3_PIC_PORT_SLAVE UINT8_C(0xa0) + +/** The init command. */ +#define BS3_PIC_CMD_INIT UINT8_C(0x10) +/** 4th init step option for the init command. */ +#define BS3_PIC_CMD_INIT_F_4STEP UINT8_C(0x01) + +/** Auto end of interrupt flag for the 4th init step. */ +#define BS3_PIC_I4_F_AUTO_EOI UINT8_C(0x01) + + +RT_C_DECLS_BEGIN + +extern bool g_fBs3PicConfigured; + +RT_C_DECLS_END + + +#include "bs3kit-mangling-code.h" + +#endif /* !BS3KIT_INCLUDED_bs3_cmn_pic_h */ + |