85 lines
3.2 KiB
C
85 lines
3.2 KiB
C
/*
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* Copyright (C) 2006-2017 Oracle Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef __VBOXVIDEO_VBE_H__
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#define __VBOXVIDEO_VBE_H__
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/* GUEST <-> HOST Communication API */
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/**
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* @todo FIXME: Either dynamicly ask host for this or put somewhere high in
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* physical memory like 0xE0000000.
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*/
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#define VBE_DISPI_BANK_ADDRESS 0xA0000
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#define VBE_DISPI_BANK_SIZE_KB 64
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#define VBE_DISPI_MAX_XRES 16384
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#define VBE_DISPI_MAX_YRES 16384
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#define VBE_DISPI_MAX_BPP 32
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#define VBE_DISPI_IOPORT_INDEX 0x01CE
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#define VBE_DISPI_IOPORT_DATA 0x01CF
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#define VBE_DISPI_IOPORT_DAC_WRITE_INDEX 0x03C8
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#define VBE_DISPI_IOPORT_DAC_DATA 0x03C9
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#define VBE_DISPI_INDEX_ID 0x0
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#define VBE_DISPI_INDEX_XRES 0x1
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#define VBE_DISPI_INDEX_YRES 0x2
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#define VBE_DISPI_INDEX_BPP 0x3
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#define VBE_DISPI_INDEX_ENABLE 0x4
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#define VBE_DISPI_INDEX_BANK 0x5
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#define VBE_DISPI_INDEX_VIRT_WIDTH 0x6
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#define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7
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#define VBE_DISPI_INDEX_X_OFFSET 0x8
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#define VBE_DISPI_INDEX_Y_OFFSET 0x9
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#define VBE_DISPI_INDEX_VBOX_VIDEO 0xa
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#define VBE_DISPI_INDEX_FB_BASE_HI 0xb
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#define VBE_DISPI_ID0 0xB0C0
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#define VBE_DISPI_ID1 0xB0C1
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#define VBE_DISPI_ID2 0xB0C2
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#define VBE_DISPI_ID3 0xB0C3
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#define VBE_DISPI_ID4 0xB0C4
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#define VBE_DISPI_ID_VBOX_VIDEO 0xBE00
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/* The VBOX interface id. Indicates support for VBVA shared memory interface. */
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#define VBE_DISPI_ID_HGSMI 0xBE01
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#define VBE_DISPI_ID_ANYX 0xBE02
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#define VBE_DISPI_DISABLED 0x00
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#define VBE_DISPI_ENABLED 0x01
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#define VBE_DISPI_GETCAPS 0x02
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#define VBE_DISPI_8BIT_DAC 0x20
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/**
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* @note this definition is a BOCHS legacy, used only in the video BIOS
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* code and ignored by the emulated hardware.
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*/
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#define VBE_DISPI_LFB_ENABLED 0x40
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#define VBE_DISPI_NOCLEARMEM 0x80
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#define VGA_PORT_HGSMI_HOST 0x3b0
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#define VGA_PORT_HGSMI_GUEST 0x3d0
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#endif
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