| 1 | /* $Id: VBoxGaHwSVGA.h 98103 2023-01-17 14:15:46Z vboxsync $ */
|
|---|
| 2 | /** @file
|
|---|
| 3 | * VirtualBox Windows Guest Mesa3D - Gallium driver interface.
|
|---|
| 4 | */
|
|---|
| 5 |
|
|---|
| 6 | /*
|
|---|
| 7 | * Copyright (C) 2016-2023 Oracle and/or its affiliates.
|
|---|
| 8 | *
|
|---|
| 9 | * This file is part of VirtualBox base platform packages, as
|
|---|
| 10 | * available from https://www.virtualbox.org.
|
|---|
| 11 | *
|
|---|
| 12 | * This program is free software; you can redistribute it and/or
|
|---|
| 13 | * modify it under the terms of the GNU General Public License
|
|---|
| 14 | * as published by the Free Software Foundation, in version 3 of the
|
|---|
| 15 | * License.
|
|---|
| 16 | *
|
|---|
| 17 | * This program is distributed in the hope that it will be useful, but
|
|---|
| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
|
|---|
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|---|
| 20 | * General Public License for more details.
|
|---|
| 21 | *
|
|---|
| 22 | * You should have received a copy of the GNU General Public License
|
|---|
| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
|
|---|
| 24 | *
|
|---|
| 25 | * SPDX-License-Identifier: GPL-3.0-only
|
|---|
| 26 | */
|
|---|
| 27 |
|
|---|
| 28 | #ifndef GA_INCLUDED_3D_WIN_VBoxGaHwSVGA_h
|
|---|
| 29 | #define GA_INCLUDED_3D_WIN_VBoxGaHwSVGA_h
|
|---|
| 30 | #ifndef RT_WITHOUT_PRAGMA_ONCE
|
|---|
| 31 | # pragma once
|
|---|
| 32 | #endif
|
|---|
| 33 |
|
|---|
| 34 | #include <iprt/types.h>
|
|---|
| 35 |
|
|---|
| 36 | /*
|
|---|
| 37 | * VBOXGAHWINFOSVGA contains information about the virtual hardware, which is neede dy the user mode
|
|---|
| 38 | * Gallium driver. The driver can not query the info at the initialization time, therefore
|
|---|
| 39 | * we send the complete info to the driver.
|
|---|
| 40 | *
|
|---|
| 41 | * Since both FIFO and SVGA_REG_ are expanded over time, we reserve some space.
|
|---|
| 42 | * The Gallium user mode driver can figure out which part of au32Regs and au32Fifo
|
|---|
| 43 | * is valid from the raw data.
|
|---|
| 44 | *
|
|---|
| 45 | * VBOXGAHWINFOSVGA struct goes both to 32 and 64 bit user mode binaries, take care of alignment.
|
|---|
| 46 | */
|
|---|
| 47 | #pragma pack(1)
|
|---|
| 48 | typedef struct VBOXGAHWINFOSVGA
|
|---|
| 49 | {
|
|---|
| 50 | uint32_t cbInfoSVGA;
|
|---|
| 51 |
|
|---|
| 52 | /* Copy of SVGA_REG_*, up to 256, currently 58 are used. */
|
|---|
| 53 | uint32_t au32Regs[256];
|
|---|
| 54 |
|
|---|
| 55 | /* Copy of FIFO registers, up to 1024, currently 290 are used. */
|
|---|
| 56 | uint32_t au32Fifo[1024];
|
|---|
| 57 |
|
|---|
| 58 | /* Currently SVGA has 260 caps, 512 should be ok for near future.
|
|---|
| 59 | * This is a copy of SVGA3D_DEVCAP_* values returned by the host.
|
|---|
| 60 | * Only valid if SVGA_CAP_GBOBJECTS is set in SVGA_REG_CAPABILITIES.
|
|---|
| 61 | */
|
|---|
| 62 | uint32_t au32Caps[512];
|
|---|
| 63 | } VBOXGAHWINFOSVGA;
|
|---|
| 64 | #pragma pack()
|
|---|
| 65 |
|
|---|
| 66 | #endif /* !GA_INCLUDED_3D_WIN_VBoxGaHwSVGA_h */
|
|---|
