1 files changed, 115 insertions, 0 deletions
diff --git a/src/VBox/Additions/3D/win/include/VBoxGaDriver.h b/src/VBox/Additions/3D/win/include/VBoxGaDriver.h
new file mode 100644
index 00000000..0f964999
--- /dev/null
+++ b/src/VBox/Additions/3D/win/include/VBoxGaDriver.h
@@ -0,0 +1,115 @@
+/* $Id: VBoxGaDriver.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_VBoxGaDriver_h
+#define GA_INCLUDED_3D_WIN_VBoxGaDriver_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <VBoxGaHWInfo.h>
+#include <VBoxGaTypes.h>
+
+#include <iprt/win/windows.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct WDDMGalliumDriverEnv
+{
+    /* Size of the structure. */
+    DWORD cb;
+    const VBOXGAHWINFO *pHWInfo;
+    /* The environment context pointer to use in the following callbacks. */
+    void *pvEnv;
+    /* The callbacks to use by the driver. */
+    DECLCALLBACKMEMBER(uint32_t, pfnContextCreate,(void *pvEnv,
+                                                   boolean extended,
+                                                   boolean vgpu10));
+    DECLCALLBACKMEMBER(void, pfnContextDestroy,(void *pvEnv,
+                                                uint32_t u32Cid));
+    DECLCALLBACKMEMBER(int, pfnSurfaceDefine,(void *pvEnv,
+                                              GASURFCREATE *pCreateParms,
+                                              GASURFSIZE *paSizes,
+                                              uint32_t cSizes,
+                                              uint32_t *pu32Sid));
+    DECLCALLBACKMEMBER(void, pfnSurfaceDestroy,(void *pvEnv,
+                                                uint32_t u32Sid));
+    DECLCALLBACKMEMBER(int, pfnRender,(void *pvEnv,
+                                       uint32_t u32Cid,
+                                       void *pvCommands,
+                                       uint32_t cbCommands,
+                                       GAFENCEQUERY *pFenceQuery));
+    DECLCALLBACKMEMBER(void, pfnFenceUnref,(void *pvEnv,
+                                            uint32_t u32FenceHandle));
+    DECLCALLBACKMEMBER(int, pfnFenceQuery,(void *pvEnv,
+                                           uint32_t u32FenceHandle,
+                                           GAFENCEQUERY *pFenceQuery));
+    DECLCALLBACKMEMBER(int, pfnFenceWait,(void *pvEnv,
+                                          uint32_t u32FenceHandle,
+                                          uint32_t u32TimeoutUS));
+    DECLCALLBACKMEMBER(int, pfnRegionCreate,(void *pvEnv,
+                                             uint32_t u32RegionSize,
+                                             uint32_t *pu32GmrId,
+                                             void **ppvMap));
+    DECLCALLBACKMEMBER(void, pfnRegionDestroy,(void *pvEnv,
+                                               uint32_t u32GmrId,
+                                               void *pvMap));
+    /* VGPU10 */
+    DECLCALLBACKMEMBER(int, pfnGBSurfaceDefine,(void *pvEnv,
+                                                SVGAGBSURFCREATE *pCreateParms));
+} WDDMGalliumDriverEnv;
+
+struct pipe_context;
+struct pipe_screen;
+struct pipe_resource;
+
+typedef struct pipe_screen * WINAPI FNGaDrvScreenCreate(const WDDMGalliumDriverEnv *pEnv);
+typedef FNGaDrvScreenCreate *PFNGaDrvScreenCreate;
+
+typedef void WINAPI FNGaDrvScreenDestroy(struct pipe_screen *s);
+typedef FNGaDrvScreenDestroy *PFNGaDrvScreenDestroy;
+
+typedef const WDDMGalliumDriverEnv * WINAPI FNGaDrvGetWDDMEnv(struct pipe_screen *pScreen);
+typedef FNGaDrvGetWDDMEnv *PFNGaDrvGetWDDMEnv;
+
+typedef uint32_t WINAPI FNGaDrvGetContextId(struct pipe_context *pPipeContext);
+typedef FNGaDrvGetContextId *PFNGaDrvGetContextId;
+
+typedef uint32_t WINAPI FNGaDrvGetSurfaceId(struct pipe_screen *pScreen, struct pipe_resource *pResource);
+typedef FNGaDrvGetSurfaceId *PFNGaDrvGetSurfaceId;
+
+typedef void WINAPI FNGaDrvContextFlush(struct pipe_context *pPipeContext);
+typedef FNGaDrvContextFlush *PFNGaDrvContextFlush;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* !GA_INCLUDED_3D_WIN_VBoxGaDriver_h */
+