| 1 | /* $Id: VBoxMPDevExt.h 36867 2011-04-28 07:27:03Z vboxsync $ */
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| 2 |
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| 3 | /** @file
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| 4 | * VBox Miniport device extension header
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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 VBOXMPDEVEXT_H
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| 20 | #define VBOXMPDEVEXT_H
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| 21 |
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| 22 | #include "VBoxMPUtils.h"
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| 23 | #include <VBox/VBoxVideoGuest.h>
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| 24 |
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| 25 | #ifdef VBOX_XPDM_MINIPORT
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| 26 | # include <miniport.h>
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| 27 | # include <ntddvdeo.h>
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| 28 | # include <video.h>
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| 29 | # include "common/xpdm/VBoxVideoPortAPI.h"
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| 30 | #endif
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| 31 |
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| 32 | #ifdef VBOX_WDDM_MINIPORT
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| 33 | # include "wddm/VBoxMPTypes.h"
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| 34 | #endif
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| 35 |
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| 36 | typedef struct VBOXMP_COMMON
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| 37 | {
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| 38 | int cDisplays; /* Number of displays. */
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| 39 |
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| 40 | uint32_t cbVRAM; /* The VRAM size. */
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| 41 |
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| 42 | uint32_t cbMiniportHeap; /* The size of reserved VRAM for miniport driver heap.
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| 43 | * It is at offset:
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| 44 | * cbAdapterMemorySize - VBOX_VIDEO_ADAPTER_INFORMATION_SIZE - cbMiniportHeap
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| 45 | */
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| 46 | void *pvMiniportHeap; /* The pointer to the miniport heap VRAM.
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| 47 | * This is mapped by miniport separately.
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| 48 | */
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| 49 | void *pvAdapterInformation; /* The pointer to the last 4K of VRAM.
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| 50 | * This is mapped by miniport separately.
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| 51 | */
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| 52 |
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| 53 | /** Whether HGSMI is enabled. */
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| 54 | bool bHGSMI;
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| 55 | /** Context information needed to receive commands from the host. */
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| 56 | HGSMIHOSTCOMMANDCONTEXT hostCtx;
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| 57 | /** Context information needed to submit commands to the host. */
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| 58 | HGSMIGUESTCOMMANDCONTEXT guestCtx;
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| 59 | } VBOXMP_COMMON, *PVBOXMP_COMMON;
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| 60 |
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| 61 | typedef struct _VBOXMP_DEVEXT
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| 62 | {
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| 63 | struct _VBOXMP_DEVEXT *pNext; /* Next extension in the DualView extension list.
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| 64 | * The primary extension is the first one.
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| 65 | */
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| 66 | #ifdef VBOX_XPDM_MINIPORT
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| 67 | struct _VBOXMP_DEVEXT *pPrimary; /* Pointer to the primary device extension. */
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| 68 |
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| 69 | ULONG iDevice; /* Device index: 0 for primary, otherwise a secondary device. */
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| 70 |
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| 71 | ULONG CurrentMode; /* Saved information about video modes */
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| 72 | ULONG CurrentModeWidth;
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| 73 | ULONG CurrentModeHeight;
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| 74 | ULONG CurrentModeBPP;
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| 75 |
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| 76 | ULONG ulFrameBufferOffset; /* The framebuffer position in the VRAM. */
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| 77 | ULONG ulFrameBufferSize; /* The size of the current framebuffer. */
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| 78 | #endif /*VBOX_XPDM_MINIPORT*/
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| 79 |
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| 80 | #ifdef VBOX_WDDM_MINIPORT
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| 81 | PDEVICE_OBJECT pPDO;
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| 82 | UNICODE_STRING RegKeyName;
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| 83 | UNICODE_STRING VideoGuid;
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| 84 |
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| 85 | uint8_t * pvVisibleVram;
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| 86 |
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| 87 | VBOXVIDEOCM_MGR CmMgr;
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| 88 | /* hgsmi allocation manager */
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| 89 | VBOXVIDEOCM_ALLOC_MGR AllocMgr;
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| 90 | VBOXVDMADDI_CMD_QUEUE DdiCmdQueue;
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| 91 | LIST_ENTRY SwapchainList3D;
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| 92 | /* mutex for context list operations */
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| 93 | FAST_MUTEX ContextMutex;
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| 94 | KSPIN_LOCK SynchLock;
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| 95 | volatile uint32_t cContexts3D;
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| 96 | volatile uint32_t cUnlockedVBVADisabled;
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| 97 |
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| 98 | VBOXWDDM_GLOBAL_POINTER_INFO PointerInfo;
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| 99 |
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| 100 | VBOXSHGSMILIST CtlList;
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| 101 | VBOXSHGSMILIST DmaCmdList;
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| 102 | #ifdef VBOX_WITH_VIDEOHWACCEL
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| 103 | VBOXSHGSMILIST VhwaCmdList;
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| 104 | #endif
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| 105 | BOOL bNotifyDxDpc;
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| 106 |
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| 107 | VBOXWDDM_SOURCE aSources[VBOX_VIDEO_MAX_SCREENS];
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| 108 | VBOXWDDM_TARGET aTargets[VBOX_VIDEO_MAX_SCREENS];
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| 109 | #endif /*VBOX_WDDM_MINIPORT*/
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| 110 |
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| 111 | union {
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| 112 | /* Information that is only relevant to the primary device or is the same for all devices. */
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| 113 | struct {
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| 114 |
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| 115 | void *pvReqFlush; /* Pointer to preallocated generic request structure for
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| 116 | * VMMDevReq_VideoAccelFlush. Allocated when VBVA status
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| 117 | * is changed. Deallocated on HwReset.
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| 118 | */
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| 119 | ULONG ulVbvaEnabled; /* Indicates that VBVA mode is enabled. */
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| 120 | ULONG ulMaxFrameBufferSize; /* The size of the VRAM allocated for the a single framebuffer. */
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| 121 | BOOLEAN fMouseHidden; /* Has the mouse cursor been hidden by the guest? */
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| 122 | VBOXMP_COMMON commonInfo;
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| 123 | #ifdef VBOX_XPDM_MINIPORT
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| 124 | /* Video Port API dynamically picked up at runtime for binary backwards compatibility with older NT versions */
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| 125 | VBOXVIDEOPORTPROCS VideoPortProcs;
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| 126 | #endif
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| 127 |
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| 128 | #ifdef VBOX_WDDM_MINIPORT
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| 129 | VBOXVDMAINFO Vdma;
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| 130 | # ifdef VBOXVDMA_WITH_VBVA
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| 131 | VBOXVBVAINFO Vbva;
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| 132 | # endif
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| 133 | D3DKMDT_HVIDPN hCommittedVidPn; /* committed VidPn handle */
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| 134 | DXGKRNL_INTERFACE DxgkInterface; /* Display Port handle and callbacks */
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| 135 | #endif
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| 136 | } primary;
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| 137 |
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| 138 | /* Secondary device information. */
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| 139 | struct {
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| 140 | BOOLEAN bEnabled; /* Device enabled flag */
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| 141 | } secondary;
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| 142 | } u;
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| 143 |
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| 144 | HGSMIAREA areaDisplay; /* Entire VRAM chunk for this display device. */
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| 145 | BOOLEAN fAnyX; /* Unrestricted horizontal resolution flag. */
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| 146 | } VBOXMP_DEVEXT, *PVBOXMP_DEVEXT;
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| 147 |
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| 148 | DECLINLINE(PVBOXMP_DEVEXT) VBoxCommonToPrimaryExt(PVBOXMP_COMMON pCommon)
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| 149 | {
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| 150 | return RT_FROM_MEMBER(pCommon, VBOXMP_DEVEXT, u.primary.commonInfo);
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| 151 | }
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| 152 |
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| 153 | DECLINLINE(PVBOXMP_COMMON) VBoxCommonFromDeviceExt(PVBOXMP_DEVEXT pExt)
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| 154 | {
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| 155 | #ifdef VBOX_XPDM_MINIPORT
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| 156 | return &pExt->pPrimary->u.primary.commonInfo;
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| 157 | #else
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| 158 | return &pExt->u.primary.commonInfo;
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| 159 | #endif
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| 160 | }
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| 161 |
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| 162 | #ifdef VBOX_WDDM_MINIPORT
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| 163 | DECLINLINE(ULONG) vboxWddmVramCpuVisibleSize(PVBOXMP_DEVEXT pDevExt)
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| 164 | {
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| 165 | #ifdef VBOXWDDM_RENDER_FROM_SHADOW
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| 166 | /* all memory layout info should be initialized */
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| 167 | Assert(pDevExt->aSources[0].Vbva.offVBVA);
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| 168 | /* page aligned */
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| 169 | Assert(!(pDevExt->aSources[0].Vbva.offVBVA & 0xfff));
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| 170 |
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| 171 | return (ULONG)(pDevExt->aSources[0].Vbva.offVBVA & ~0xfffULL);
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| 172 | #else
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| 173 | /* all memory layout info should be initialized */
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| 174 | Assert(pDevExt->u.primary.Vdma.CmdHeap.area.offBase);
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| 175 | /* page aligned */
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| 176 | Assert(!(pDevExt->u.primary.Vdma.CmdHeap.area.offBase & 0xfff));
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| 177 |
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| 178 | return pDevExt->u.primary.Vdma.CmdHeap.area.offBase & ~0xfffUL;
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| 179 | #endif
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| 180 | }
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| 181 |
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| 182 | DECLINLINE(ULONG) vboxWddmVramCpuVisibleSegmentSize(PVBOXMP_DEVEXT pDevExt)
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| 183 | {
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| 184 | return vboxWddmVramCpuVisibleSize(pDevExt);
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| 185 | }
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| 186 |
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| 187 | #ifdef VBOXWDDM_RENDER_FROM_SHADOW
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| 188 | DECLINLINE(ULONG) vboxWddmVramCpuInvisibleSegmentSize(PVBOXMP_DEVEXT pDevExt)
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| 189 | {
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| 190 | return vboxWddmVramCpuVisibleSegmentSize(pDevExt);
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| 191 | }
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| 192 |
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| 193 | DECLINLINE(bool) vboxWddmCmpSurfDescsBase(VBOXWDDM_SURFACE_DESC *pDesc1, VBOXWDDM_SURFACE_DESC *pDesc2)
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| 194 | {
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| 195 | if (pDesc1->width != pDesc2->width)
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| 196 | return false;
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| 197 | if (pDesc1->height != pDesc2->height)
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| 198 | return false;
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| 199 | if (pDesc1->format != pDesc2->format)
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| 200 | return false;
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| 201 | if (pDesc1->bpp != pDesc2->bpp)
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| 202 | return false;
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| 203 | if (pDesc1->pitch != pDesc2->pitch)
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| 204 | return false;
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| 205 | return true;
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| 206 | }
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| 207 |
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| 208 | DECLINLINE(void) vboxWddmAssignShadow(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_SOURCE pSource, PVBOXWDDM_ALLOCATION pAllocation, D3DDDI_VIDEO_PRESENT_SOURCE_ID srcId)
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| 209 | {
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| 210 | if (pSource->pShadowAllocation == pAllocation)
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| 211 | {
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| 212 | Assert(pAllocation->bAssigned);
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| 213 | return;
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| 214 | }
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| 215 |
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| 216 | if (pSource->pShadowAllocation)
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| 217 | {
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| 218 | PVBOXWDDM_ALLOCATION pOldAlloc = pSource->pShadowAllocation;
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| 219 | /* clear the visibility info fo the current primary */
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| 220 | pOldAlloc->bVisible = FALSE;
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| 221 | pOldAlloc->bAssigned = FALSE;
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| 222 | Assert(pOldAlloc->SurfDesc.VidPnSourceId == srcId);
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| 223 | /* release the shadow surface */
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| 224 | pOldAlloc->SurfDesc.VidPnSourceId = D3DDDI_ID_UNINITIALIZED;
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| 225 | }
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| 226 |
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| 227 | if (pAllocation)
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| 228 | {
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| 229 | Assert(!pAllocation->bAssigned);
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| 230 | Assert(!pAllocation->bVisible);
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| 231 | pAllocation->bVisible = FALSE;
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| 232 | /* this check ensures the shadow is not used for other source simultaneously */
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| 233 | Assert(pAllocation->SurfDesc.VidPnSourceId == D3DDDI_ID_UNINITIALIZED);
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| 234 | pAllocation->SurfDesc.VidPnSourceId = srcId;
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| 235 | pAllocation->bAssigned = TRUE;
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| 236 | if (!vboxWddmCmpSurfDescsBase(&pSource->SurfDesc, &pAllocation->SurfDesc))
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| 237 | pSource->offVram = VBOXVIDEOOFFSET_VOID; /* force guest->host notification */
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| 238 | pSource->SurfDesc = pAllocation->SurfDesc;
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| 239 | }
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| 240 |
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| 241 | pSource->pShadowAllocation = pAllocation;
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| 242 | }
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| 243 | #endif
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| 244 |
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| 245 | DECLINLINE(VOID) vboxWddmAssignPrimary(PVBOXMP_DEVEXT pDevExt, PVBOXWDDM_SOURCE pSource, PVBOXWDDM_ALLOCATION pAllocation, D3DDDI_VIDEO_PRESENT_SOURCE_ID srcId)
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| 246 | {
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| 247 | if (pSource->pPrimaryAllocation == pAllocation)
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| 248 | return;
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| 249 |
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| 250 | if (pSource->pPrimaryAllocation)
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| 251 | {
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| 252 | PVBOXWDDM_ALLOCATION pOldAlloc = pSource->pPrimaryAllocation;
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| 253 | /* clear the visibility info fo the current primary */
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| 254 | pOldAlloc->bVisible = FALSE;
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| 255 | pOldAlloc->bAssigned = FALSE;
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| 256 | Assert(pOldAlloc->SurfDesc.VidPnSourceId == srcId);
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| 257 | }
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| 258 |
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| 259 | if (pAllocation)
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| 260 | {
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| 261 | pAllocation->bVisible = FALSE;
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| 262 | Assert(pAllocation->SurfDesc.VidPnSourceId == srcId);
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| 263 | pAllocation->SurfDesc.VidPnSourceId = srcId;
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| 264 | pAllocation->bAssigned = TRUE;
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| 265 | }
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| 266 |
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| 267 | pSource->pPrimaryAllocation = pAllocation;
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| 268 | }
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| 269 | #endif /*VBOX_WDDM_MINIPORT*/
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| 270 |
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| 271 | #endif /*VBOXMPDEVEXT_H*/
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