1 files changed, 64 insertions, 0 deletions
diff --git a/src/VBox/Additions/3D/win/include/VBoxGaHWInfo.h b/src/VBox/Additions/3D/win/include/VBoxGaHWInfo.h
new file mode 100644
index 00000000..54a38eda
--- /dev/null
+++ b/src/VBox/Additions/3D/win/include/VBoxGaHWInfo.h
@@ -0,0 +1,64 @@
+/* $Id: VBoxGaHWInfo.h $ */
+/** @file
+ * VirtualBox Windows Guest Mesa3D - Gallium driver interface.
+ */
+
+/*
+ * Copyright (C) 2016-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#ifndef GA_INCLUDED_3D_WIN_VBoxGaHWInfo_h
+#define GA_INCLUDED_3D_WIN_VBoxGaHWInfo_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <iprt/assert.h>
+
+#include <VBoxGaHwSVGA.h>
+
+/* Gallium virtual hardware supported by the miniport. */
+#define VBOX_GA_HW_TYPE_UNKNOWN 0
+#define VBOX_GA_HW_TYPE_VMSVGA  1
+
+/*
+ * VBOXGAHWINFO contains information about the virtual hardware, which is passed
+ * to the user mode Gallium driver. The driver can not query the info at the initialization time,
+ * therefore we send the complete info to the driver.
+ *
+ * VBOXGAHWINFO struct goes both to 32 and 64 bit user mode binaries, take care of alignment.
+ */
+#pragma pack(1)
+typedef struct VBOXGAHWINFO
+{
+    uint32_t u32HwType; /* VBOX_GA_HW_TYPE_* */
+    uint32_t u32Reserved;
+    union
+    {
+        VBOXGAHWINFOSVGA svga;
+        uint8_t au8Raw[65536];
+    } u;
+} VBOXGAHWINFO;
+#pragma pack()
+
+AssertCompile(RT_SIZEOFMEMB(VBOXGAHWINFO, u) <= RT_SIZEOFMEMB(VBOXGAHWINFO, u.au8Raw));
+
+#endif /* !GA_INCLUDED_3D_WIN_VBoxGaHWInfo_h */