/** @file | |
* VirtualBox graphics card port I/O definitions | |
*/ | |
/* | |
* Copyright (C) 2006-2015 Oracle Corporation | |
* | |
* This file is part of VirtualBox Open Source Edition (OSE), as | |
* available from http://www.virtualbox.org. This file is free software; | |
* you can redistribute it and/or modify it under the terms of the GNU | |
* General Public License (GPL) as published by the Free Software | |
* Foundation, in version 2 as it comes in the "COPYING" file of the | |
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the | |
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. | |
* | |
* The contents of this file may alternatively be used under the terms | |
* of the Common Development and Distribution License Version 1.0 | |
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the | |
* VirtualBox OSE 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. | |
*/ | |
#ifndef ___VBox_Hardware_VBoxVideoVBE_h | |
#define ___VBox_Hardware_VBoxVideoVBE_h | |
/* GUEST <-> HOST Communication API */ | |
/** @todo FIXME: Either dynamicly ask host for this or put somewhere high in | |
* physical memory like 0xE0000000. */ | |
#define VBE_DISPI_BANK_ADDRESS 0xA0000 | |
#define VBE_DISPI_BANK_SIZE_KB 64 | |
#define VBE_DISPI_MAX_XRES 16384 | |
#define VBE_DISPI_MAX_YRES 16384 | |
#define VBE_DISPI_MAX_BPP 32 | |
#define VBE_DISPI_IOPORT_INDEX 0x01CE | |
#define VBE_DISPI_IOPORT_DATA 0x01CF | |
#define VBE_DISPI_IOPORT_DAC_WRITE_INDEX 0x03C8 | |
#define VBE_DISPI_IOPORT_DAC_DATA 0x03C9 | |
#define VBE_DISPI_INDEX_ID 0x0 | |
#define VBE_DISPI_INDEX_XRES 0x1 | |
#define VBE_DISPI_INDEX_YRES 0x2 | |
#define VBE_DISPI_INDEX_BPP 0x3 | |
#define VBE_DISPI_INDEX_ENABLE 0x4 | |
#define VBE_DISPI_INDEX_BANK 0x5 | |
#define VBE_DISPI_INDEX_VIRT_WIDTH 0x6 | |
#define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7 | |
#define VBE_DISPI_INDEX_X_OFFSET 0x8 | |
#define VBE_DISPI_INDEX_Y_OFFSET 0x9 | |
#define VBE_DISPI_INDEX_VBOX_VIDEO 0xa | |
#define VBE_DISPI_INDEX_FB_BASE_HI 0xb | |
#define VBE_DISPI_ID0 0xB0C0 | |
#define VBE_DISPI_ID1 0xB0C1 | |
#define VBE_DISPI_ID2 0xB0C2 | |
#define VBE_DISPI_ID3 0xB0C3 | |
#define VBE_DISPI_ID4 0xB0C4 | |
#define VBE_DISPI_ID_VBOX_VIDEO 0xBE00 | |
/* The VBOX interface id. Indicates support for VBVA shared memory interface. */ | |
#define VBE_DISPI_ID_HGSMI 0xBE01 | |
#define VBE_DISPI_ID_ANYX 0xBE02 | |
#define VBE_DISPI_DISABLED 0x00 | |
#define VBE_DISPI_ENABLED 0x01 | |
#define VBE_DISPI_GETCAPS 0x02 | |
#define VBE_DISPI_8BIT_DAC 0x20 | |
/** @note this definition is a BOCHS legacy, used only in the video BIOS | |
* code and ignored by the emulated hardware. */ | |
#define VBE_DISPI_LFB_ENABLED 0x40 | |
#define VBE_DISPI_NOCLEARMEM 0x80 | |
#define VGA_PORT_HGSMI_HOST 0x3b0 | |
#define VGA_PORT_HGSMI_GUEST 0x3d0 | |
/* this should be in sync with monitorCount <xsd:maxInclusive value="64"/> in src/VBox/Main/xml/VirtualBox-settings-common.xsd */ | |
#define VBOX_VIDEO_MAX_SCREENS 64 | |
#endif /* !___VBox_Hardware_VBoxVideoVBE_h */ | |