hgsmi_channels.h (1092B)
1/* SPDX-License-Identifier: MIT */ 2/* Copyright (C) 2006-2017 Oracle Corporation */ 3 4#ifndef __HGSMI_CHANNELS_H__ 5#define __HGSMI_CHANNELS_H__ 6 7/* 8 * Each channel has an 8 bit identifier. There are a number of predefined 9 * (hardcoded) channels. 10 * 11 * HGSMI_CH_HGSMI channel can be used to map a string channel identifier 12 * to a free 16 bit numerical value. values are allocated in range 13 * [HGSMI_CH_STRING_FIRST;HGSMI_CH_STRING_LAST]. 14 */ 15 16/* A reserved channel value */ 17#define HGSMI_CH_RESERVED 0x00 18/* HGCMI: setup and configuration */ 19#define HGSMI_CH_HGSMI 0x01 20/* Graphics: VBVA */ 21#define HGSMI_CH_VBVA 0x02 22/* Graphics: Seamless with a single guest region */ 23#define HGSMI_CH_SEAMLESS 0x03 24/* Graphics: Seamless with separate host windows */ 25#define HGSMI_CH_SEAMLESS2 0x04 26/* Graphics: OpenGL HW acceleration */ 27#define HGSMI_CH_OPENGL 0x05 28 29/* The first channel index to be used for string mappings (inclusive) */ 30#define HGSMI_CH_STRING_FIRST 0x20 31/* The last channel index for string mappings (inclusive) */ 32#define HGSMI_CH_STRING_LAST 0xff 33 34#endif