| 1 | /* $Id: VBoxMPShgsmi.h 40387 2012-03-06 20:38:49Z vboxsync $ */
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| 2 |
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| 3 | /** @file
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| 4 | * VBox WDDM Miniport driver
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| 5 | */
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| 6 |
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| 7 | /*
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| 8 | * Copyright (C) 2011 Oracle Corporation
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| 9 | *
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| 10 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 11 | * available from http://www.virtualbox.org. This file is free software;
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| 12 | * you can redistribute it and/or modify it under the terms of the GNU
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| 13 | * General Public License (GPL) as published by the Free Software
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| 14 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 15 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 16 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 17 | */
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| 18 |
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| 19 | #ifndef ___VBoxMPShgsmi_h___
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| 20 | #define ___VBoxMPShgsmi_h___
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| 21 |
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| 22 | #include <iprt/cdefs.h>
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| 23 | #include <VBox/VBoxVideo.h>
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| 24 |
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| 25 | #include "common/VBoxMPUtils.h"
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| 26 |
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| 27 | typedef struct VBOXSHGSMI
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| 28 | {
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| 29 | KSPIN_LOCK HeapLock;
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| 30 | HGSMIHEAP Heap;
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| 31 | } VBOXSHGSMI, *PVBOXSHGSMI;
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| 32 |
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| 33 | typedef DECLCALLBACK(void) FNVBOXSHGSMICMDCOMPLETION(PVBOXSHGSMI pHeap, void *pvCmd, void *pvContext);
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| 34 | typedef FNVBOXSHGSMICMDCOMPLETION *PFNVBOXSHGSMICMDCOMPLETION;
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| 35 |
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| 36 | typedef DECLCALLBACK(void) FNVBOXSHGSMICMDCOMPLETION_IRQ(PVBOXSHGSMI pHeap, void *pvCmd, void *pvContext,
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| 37 | PFNVBOXSHGSMICMDCOMPLETION *ppfnCompletion, void **ppvCompletion);
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| 38 | typedef FNVBOXSHGSMICMDCOMPLETION_IRQ *PFNVBOXSHGSMICMDCOMPLETION_IRQ;
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| 39 |
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| 40 |
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| 41 | const VBOXSHGSMIHEADER* VBoxSHGSMICommandPrepAsynchEvent(PVBOXSHGSMI pHeap, PVOID pvBuff, RTSEMEVENT hEventSem);
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| 42 | const VBOXSHGSMIHEADER* VBoxSHGSMICommandPrepSynch(PVBOXSHGSMI pHeap, PVOID pCmd);
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| 43 | const VBOXSHGSMIHEADER* VBoxSHGSMICommandPrepAsynch(PVBOXSHGSMI pHeap, PVOID pvBuff, PFNVBOXSHGSMICMDCOMPLETION pfnCompletion, PVOID pvCompletion, uint32_t fFlags);
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| 44 | const VBOXSHGSMIHEADER* VBoxSHGSMICommandPrepAsynchIrq(PVBOXSHGSMI pHeap, PVOID pvBuff, PFNVBOXSHGSMICMDCOMPLETION_IRQ pfnCompletion, PVOID pvCompletion, uint32_t fFlags);
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| 45 |
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| 46 | void VBoxSHGSMICommandDoneAsynch(PVBOXSHGSMI pHeap, const VBOXSHGSMIHEADER* pHeader);
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| 47 | int VBoxSHGSMICommandDoneSynch(PVBOXSHGSMI pHeap, const VBOXSHGSMIHEADER* pHeader);
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| 48 | void VBoxSHGSMICommandCancelAsynch(PVBOXSHGSMI pHeap, const VBOXSHGSMIHEADER* pHeader);
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| 49 | void VBoxSHGSMICommandCancelSynch(PVBOXSHGSMI pHeap, const VBOXSHGSMIHEADER* pHeader);
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| 50 |
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| 51 | DECLINLINE(HGSMIOFFSET) VBoxSHGSMICommandOffset(PVBOXSHGSMI pHeap, const VBOXSHGSMIHEADER* pHeader)
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| 52 | {
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| 53 | return HGSMIHeapBufferOffset(&pHeap->Heap, (void*)pHeader);
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| 54 | }
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| 55 |
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| 56 | int VBoxSHGSMIInit(PVBOXSHGSMI pHeap, void *pvBase, HGSMISIZE cbArea, HGSMIOFFSET offBase, bool fOffsetBased);
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| 57 | void VBoxSHGSMITerm(PVBOXSHGSMI pHeap);
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| 58 | void* VBoxSHGSMIHeapAlloc(PVBOXSHGSMI pHeap, HGSMISIZE cbData, uint8_t u8Channel, uint16_t u16ChannelInfo);
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| 59 | void VBoxSHGSMIHeapFree(PVBOXSHGSMI pHeap, void *pvBuffer);
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| 60 | void* VBoxSHGSMICommandAlloc(PVBOXSHGSMI pHeap, HGSMISIZE cbData, uint8_t u8Channel, uint16_t u16ChannelInfo);
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| 61 | void VBoxSHGSMICommandFree(PVBOXSHGSMI pHeap, void *pvBuffer);
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| 62 | int VBoxSHGSMICommandProcessCompletion(PVBOXSHGSMI pHeap, VBOXSHGSMIHEADER* pCmd, bool bIrq, struct VBOXVTLIST * pPostProcessList);
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| 63 | int VBoxSHGSMICommandPostprocessCompletion(PVBOXSHGSMI pHeap, struct VBOXVTLIST * pPostProcessList);
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| 64 |
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| 65 | #endif /* #ifndef ___VBoxMPShgsmi_h___ */
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