| 1 | /* $Id: VBoxGaHWInfo.h 93115 2022-01-01 11:31:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VirtualBox Windows Guest Mesa3D - Gallium driver interface.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2016-2022 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.alldomusa.eu.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef GA_INCLUDED_3D_WIN_VBoxGaHWInfo_h
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| 19 | #define GA_INCLUDED_3D_WIN_VBoxGaHWInfo_h
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| 20 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 21 | # pragma once
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| 22 | #endif
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| 23 |
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| 24 | #include <iprt/assert.h>
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| 25 |
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| 26 | #include <VBoxGaHwSVGA.h>
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| 27 |
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| 28 | /* Gallium virtual hardware supported by the miniport. */
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| 29 | #define VBOX_GA_HW_TYPE_UNKNOWN 0
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| 30 | #define VBOX_GA_HW_TYPE_VMSVGA 1
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| 31 |
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| 32 | /*
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| 33 | * VBOXGAHWINFO contains information about the virtual hardware, which is passed
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| 34 | * to the user mode Gallium driver. The driver can not query the info at the initialization time,
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| 35 | * therefore we send the complete info to the driver.
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| 36 | *
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| 37 | * VBOXGAHWINFO struct goes both to 32 and 64 bit user mode binaries, take care of alignment.
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| 38 | */
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| 39 | #pragma pack(1)
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| 40 | typedef struct VBOXGAHWINFO
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| 41 | {
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| 42 | uint32_t u32HwType; /* VBOX_GA_HW_TYPE_* */
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| 43 | uint32_t u32Reserved;
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| 44 | union
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| 45 | {
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| 46 | VBOXGAHWINFOSVGA svga;
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| 47 | uint8_t au8Raw[65536];
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| 48 | } u;
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| 49 | } VBOXGAHWINFO;
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| 50 | #pragma pack()
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| 51 |
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| 52 | AssertCompile(RT_SIZEOFMEMB(VBOXGAHWINFO, u) <= RT_SIZEOFMEMB(VBOXGAHWINFO, u.au8Raw));
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| 53 |
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| 54 | #endif /* !GA_INCLUDED_3D_WIN_VBoxGaHWInfo_h */
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