| 1 | /*
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| 2 | * Copyright (C) 2010 Sun Microsystems, Inc.
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| 3 | *
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| 4 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 5 | * available from http://www.virtualbox.org. This file is free software;
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| 6 | * you can redistribute it and/or modify it under the terms of the GNU
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| 7 | * General Public License (GPL) as published by the Free Software
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| 8 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 9 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 10 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 11 | *
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| 12 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 13 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 14 | * additional information or have any questions.
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| 15 | */
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| 16 | #ifndef ___VBoxVideoVdma_h___
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| 17 | #define ___VBoxVideoVdma_h___
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| 18 |
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| 19 | #include <iprt/cdefs.h>
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| 20 | #include <VBox/VBoxVideo.h>
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| 21 | #include "../VBoxVideo.h"
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| 22 |
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| 23 | /* DMA commands are currently submitted over HGSMI */
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| 24 | typedef struct VBOXVDMAINFO
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| 25 | {
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| 26 | HGSMIHEAP CmdHeap;
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| 27 | UINT uLastCompletedPagingBufferCmdFenceId;
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| 28 | BOOL fEnabled;
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| 29 | } VBOXVDMAINFO, *PVBOXVDMAINFO;
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| 30 |
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| 31 | int vboxVdmaCreate (struct _DEVICE_EXTENSION* pDevExt, VBOXVDMAINFO *pInfo, ULONG offBuffer, ULONG cbBuffer);
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| 32 | int vboxVdmaDisable (struct _DEVICE_EXTENSION* pDevExt, PVBOXVDMAINFO pInfo);
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| 33 | int vboxVdmaEnable (struct _DEVICE_EXTENSION* pDevExt, PVBOXVDMAINFO pInfo);
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| 34 | int vboxVdmaFlush (struct _DEVICE_EXTENSION* pDevExt, PVBOXVDMAINFO pInfo);
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| 35 | int vboxVdmaDestroy (struct _DEVICE_EXTENSION* pDevExt, PVBOXVDMAINFO pInfo);
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| 36 | void vboxVdmaCBufDrSubmit (struct _DEVICE_EXTENSION* pDevExt, PVBOXVDMAINFO pInfo, PVBOXVDMACBUF_DR pDr);
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| 37 | struct VBOXVDMACBUF_DR* vboxVdmaCBufDrCreate (PVBOXVDMAINFO pInfo, uint32_t cbTrailingData);
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| 38 | void vboxVdmaCBufDrFree (PVBOXVDMAINFO pInfo, struct VBOXVDMACBUF_DR* pDr);
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| 39 |
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| 40 | #endif /* #ifndef ___VBoxVideoVdma_h___ */
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