1/* SPDX-License-Identifier: MIT */ 2/* Copyright (C) 2006-2016 Oracle Corporation */ 3 4#ifndef __VBOXVIDEO_VBE_H__ 5#define __VBOXVIDEO_VBE_H__ 6 7/* GUEST <-> HOST Communication API */ 8 9#define VBE_DISPI_BANK_ADDRESS 0xA0000 10#define VBE_DISPI_BANK_SIZE_KB 64 11 12#define VBE_DISPI_MAX_XRES 16384 13#define VBE_DISPI_MAX_YRES 16384 14#define VBE_DISPI_MAX_BPP 32 15 16#define VBE_DISPI_IOPORT_INDEX 0x01CE 17#define VBE_DISPI_IOPORT_DATA 0x01CF 18 19#define VBE_DISPI_IOPORT_DAC_WRITE_INDEX 0x03C8 20#define VBE_DISPI_IOPORT_DAC_DATA 0x03C9 21 22#define VBE_DISPI_INDEX_ID 0x0 23#define VBE_DISPI_INDEX_XRES 0x1 24#define VBE_DISPI_INDEX_YRES 0x2 25#define VBE_DISPI_INDEX_BPP 0x3 26#define VBE_DISPI_INDEX_ENABLE 0x4 27#define VBE_DISPI_INDEX_BANK 0x5 28#define VBE_DISPI_INDEX_VIRT_WIDTH 0x6 29#define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7 30#define VBE_DISPI_INDEX_X_OFFSET 0x8 31#define VBE_DISPI_INDEX_Y_OFFSET 0x9 32#define VBE_DISPI_INDEX_VBOX_VIDEO 0xa 33#define VBE_DISPI_INDEX_FB_BASE_HI 0xb 34 35#define VBE_DISPI_ID0 0xB0C0 36#define VBE_DISPI_ID1 0xB0C1 37#define VBE_DISPI_ID2 0xB0C2 38#define VBE_DISPI_ID3 0xB0C3 39#define VBE_DISPI_ID4 0xB0C4 40 41#define VBE_DISPI_ID_VBOX_VIDEO 0xBE00 42/* The VBOX interface id. Indicates support for VBVA shared memory interface. */ 43#define VBE_DISPI_ID_HGSMI 0xBE01 44#define VBE_DISPI_ID_ANYX 0xBE02 45 46#define VBE_DISPI_DISABLED 0x00 47#define VBE_DISPI_ENABLED 0x01 48#define VBE_DISPI_GETCAPS 0x02 49#define VBE_DISPI_8BIT_DAC 0x20 50 51#define VGA_PORT_HGSMI_HOST 0x3b0 52#define VGA_PORT_HGSMI_GUEST 0x3d0 53 54#endif 55