| 1 | /******************************Module*Header*******************************\
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| 2 | *
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| 3 | * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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| 4 | *
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| 5 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 6 | * available from http://www.virtualbox.org. This file is free software;
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| 7 | * you can redistribute it and/or modify it under the terms of the GNU
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| 8 | * General Public License (GPL) as published by the Free Software
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| 9 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 10 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 11 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 12 | *
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| 13 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 14 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 15 | * additional information or have any questions.
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| 16 | */
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| 17 | /*
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| 18 | * Based in part on Microsoft DDK sample code
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| 19 | *
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| 20 | * *******************
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| 21 | * * GDI SAMPLE CODE *
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| 22 | * *******************
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| 23 | *
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| 24 | * Module Name: driver.h
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| 25 | *
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| 26 | * contains prototypes for the frame buffer driver.
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| 27 | *
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| 28 | * Copyright (c) 1992-1998 Microsoft Corporation
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| 29 | \**************************************************************************/
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| 30 |
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| 31 | #include "stddef.h"
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| 32 | #include <stdarg.h>
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| 33 | #include "windef.h"
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| 34 | #include "wingdi.h"
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| 35 | #include "winddi.h"
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| 36 | #include "devioctl.h"
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| 37 | #include "ntddvdeo.h"
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| 38 | #include "debug.h"
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| 39 |
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| 40 | #include "../Miniport/vboxioctl.h"
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| 41 |
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| 42 | #include <VBox/VBoxVideo.h>
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| 43 |
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| 44 | /* Forward declaration. */
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| 45 | struct _PDEV;
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| 46 | typedef struct _PDEV PDEV;
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| 47 | typedef PDEV *PPDEV;
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| 48 |
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| 49 | typedef struct _VBOXDISPLAYINFO
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| 50 | {
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| 51 | VBOXVIDEOINFOHDR hdrLink;
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| 52 | VBOXVIDEOINFOLINK link;
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| 53 | VBOXVIDEOINFOHDR hdrScreen;
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| 54 | VBOXVIDEOINFOSCREEN screen;
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| 55 | VBOXVIDEOINFOHDR hdrHostEvents;
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| 56 | VBOXVIDEOINFOHOSTEVENTS hostEvents;
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| 57 | VBOXVIDEOINFOHDR hdrEnd;
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| 58 | } VBOXDISPLAYINFO;
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| 59 |
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| 60 | #include "vbvavrdp.h"
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| 61 | #include "vrdpbmp.h"
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| 62 |
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| 63 | /* Saved screen bits information. */
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| 64 | typedef struct _SSB
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| 65 | {
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| 66 | ULONG ident; /* 1 based index in the stack = the handle returned by DrvSaveScreenBits (SS_SAVE) */
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| 67 | BYTE *pBuffer; /* Buffer where screen bits are saved. */
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| 68 | } SSB;
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| 69 |
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| 70 | /* VRAM
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| 71 | * | | | | |
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| 72 | * 0+framebuffer+ddraw heap+VBVA buffer+displayinfo=cScreenSize
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| 73 | */
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| 74 | typedef struct _VRAMLAYOUT
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| 75 | {
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| 76 | ULONG cbVRAM;
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| 77 |
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| 78 | ULONG offFrameBuffer;
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| 79 | ULONG cbFrameBuffer;
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| 80 |
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| 81 | ULONG offDDRAWHeap; //@todo
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| 82 | ULONG cbDDRAWHeap;
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| 83 |
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| 84 | ULONG offVBVABuffer;
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| 85 | ULONG cbVBVABuffer;
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| 86 |
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| 87 | ULONG offDisplayInformation;
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| 88 | ULONG cbDisplayInformation;
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| 89 | } VRAMLAYOUT;
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| 90 |
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| 91 | typedef struct
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| 92 | {
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| 93 | PPDEV ppdev;
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| 94 | } VBOXSURF, *PVBOXSURF;
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| 95 |
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| 96 | struct _PDEV
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| 97 | {
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| 98 | HANDLE hDriver; // Handle to \Device\Screen
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| 99 | HDEV hdevEng; // Engine's handle to PDEV
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| 100 | HSURF hsurfScreenBitmap; // Engine's handle to VRAM screen bitmap surface
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| 101 | SURFOBJ *psoScreenBitmap; // VRAM screen bitmap surface
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| 102 | HSURF hsurfScreen; // Engine's handle to VRAM screen device surface
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| 103 | ULONG ulBitmapType;
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| 104 | HPALETTE hpalDefault; // Handle to the default palette for device.
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| 105 | PBYTE pjScreen; // This is pointer to base screen address
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| 106 | ULONG cxScreen; // Visible screen width
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| 107 | ULONG cyScreen; // Visible screen height
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| 108 | POINTL ptlOrg; // Where this display is anchored in
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| 109 | // the virtual desktop.
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| 110 | POINTL ptlDevOrg; // Device origin for DualView (0,0 for primary view).
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| 111 | ULONG ulMode; // Mode the mini-port driver is in.
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| 112 | LONG lDeltaScreen; // Distance from one scan to the next.
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| 113 |
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| 114 | PVOID pOffscreenList; // linked list of DCI offscreen surfaces.
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| 115 | FLONG flRed; // For bitfields device, Red Mask
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| 116 | FLONG flGreen; // For bitfields device, Green Mask
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| 117 | FLONG flBlue; // For bitfields device, Blue Mask
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| 118 | ULONG cPaletteShift; // number of bits the 8-8-8 palette must
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| 119 | // be shifted by to fit in the hardware
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| 120 | // palette.
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| 121 | ULONG ulBitCount; // # of bits per pel 8,16,24,32 are only supported.
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| 122 | POINTL ptlHotSpot; // adjustment for pointer hot spot
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| 123 | VIDEO_POINTER_CAPABILITIES PointerCapabilities; // HW pointer abilities
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| 124 | PVIDEO_POINTER_ATTRIBUTES pPointerAttributes; // hardware pointer attributes
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| 125 | DWORD cjPointerAttributes; // Size of buffer allocated
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| 126 | BOOL fHwCursorActive; // Are we currently using the hw cursor
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| 127 | PALETTEENTRY *pPal; // If this is pal managed, this is the pal
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| 128 | BOOL bSupportDCI; // Does the miniport support DCI?
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| 129 | FLONG flHooks;
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| 130 |
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| 131 | #ifndef VBOX_WITH_HGSMI
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| 132 | VBVAENABLERESULT vbva;
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| 133 | uint32_t u32VRDPResetFlag;
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| 134 | #endif /* !VBOX_WITH_HGSMI */
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| 135 | BOOL fHwBufferOverflow;
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| 136 | VBVARECORD *pRecord;
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| 137 | VRDPBC cache;
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| 138 |
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| 139 | ULONG cSSB; // Number of active saved screen bits records in the following array.
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| 140 | SSB aSSB[4]; // LIFO type stack for saved screen areas.
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| 141 |
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| 142 | #ifndef VBOX_WITH_HGSMI
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| 143 | VBOXDISPLAYINFO *pInfo;
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| 144 | BOOLEAN bVBoxVideoSupported;
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| 145 | #endif /* !VBOX_WITH_HGSMI */
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| 146 | ULONG iDevice;
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| 147 | VRAMLAYOUT layout;
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| 148 |
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| 149 | PVBOXSURF pdsurfScreen;
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| 150 |
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| 151 | #ifdef VBOX_WITH_DDRAW
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| 152 | BOOL bDdExclusiveMode;
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| 153 | DWORD dwNewDDSurfaceOffset;
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| 154 | DWORD cHeaps;
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| 155 | VIDEOMEMORY* pvmList;
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| 156 | struct {
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| 157 | DWORD bLocked;
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| 158 | RECTL rArea;
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| 159 | } ddLock;
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| 160 | #endif /* VBOX_WITH_DDRAW */
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| 161 |
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| 162 | #ifdef VBOX_WITH_HGSMI
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| 163 | BOOLEAN bHGSMISupported;
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| 164 | HGSMIHEAP hgsmiDisplayHeap;
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| 165 | VBVABUFFER *pVBVA; /* Pointer to the pjScreen + layout->offVBVABuffer. NULL if VBVA is not enabled. */
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| 166 | #endif /* VBOX_WITH_HGSMI */
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| 167 | };
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| 168 |
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| 169 | #ifdef VBOX_WITH_OPENGL
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| 170 | typedef struct
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| 171 | {
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| 172 | DWORD dwVersion;
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| 173 | DWORD dwDriverVersion;
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| 174 | WCHAR szDriverName[256];
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| 175 | } OPENGL_INFO, *POPENGL_INFO;
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| 176 | #endif
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| 177 |
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| 178 | #ifndef VBOX_WITH_HGSMI
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| 179 | /* The global semaphore handle for all driver instances. */
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| 180 | extern HSEMAPHORE ghsemHwBuffer;
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| 181 | #endif /* !VBOX_WITH_HGSMI */
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| 182 |
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| 183 | extern BOOL g_bOnNT40;
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| 184 |
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| 185 | DWORD getAvailableModes(HANDLE, PVIDEO_MODE_INFORMATION *, DWORD *);
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| 186 | BOOL bInitPDEV(PPDEV, PDEVMODEW, GDIINFO *, DEVINFO *);
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| 187 | BOOL bInitSURF(PPDEV, BOOL);
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| 188 | BOOL bInitPaletteInfo(PPDEV, DEVINFO *);
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| 189 | BOOL bInitPointer(PPDEV, DEVINFO *);
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| 190 | BOOL bInit256ColorPalette(PPDEV);
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| 191 | BOOL bInitNotificationThread(PPDEV);
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| 192 | VOID vStopNotificationThread (PPDEV);
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| 193 | VOID vDisablePalette(PPDEV);
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| 194 | VOID vDisableSURF(PPDEV);
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| 195 |
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| 196 | #define MAX_CLUT_SIZE (sizeof(VIDEO_CLUT) + (sizeof(ULONG) * 256))
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| 197 |
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| 198 | //
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| 199 | // Determines the size of the DriverExtra information in the DEVMODE
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| 200 | // structure passed to and from the display driver.
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| 201 | //
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| 202 |
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| 203 | #define DRIVER_EXTRA_SIZE 0
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| 204 |
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| 205 | #define DLL_NAME L"VBoxDisp" // Name of the DLL in UNICODE
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| 206 | #define STANDARD_DEBUG_PREFIX "VBOXDISP: " // All debug output is prefixed
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| 207 | #define ALLOC_TAG 'bvDD' // Four byte tag (characters in
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| 208 | // reverse order) used for memory
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| 209 | // allocations
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| 210 |
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| 211 | // VBOX
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| 212 | typedef struct _CLIPRECTS {
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| 213 | ULONG c;
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| 214 | RECTL arcl[64];
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| 215 | } CLIPRECTS;
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| 216 |
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| 217 | typedef struct _VRDPCLIPRECTS
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| 218 | {
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| 219 | RECTL rclDstOrig; /* Original bounding rectancle. */
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| 220 | RECTL rclDst; /* Bounding rectangle of all rects. */
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| 221 | CLIPRECTS rects; /* Rectangles to update. */
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| 222 | } VRDPCLIPRECTS;
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| 223 |
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| 224 |
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| 225 | BOOL vboxVbvaEnable (PPDEV ppdev);
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| 226 | void vboxVbvaDisable (PPDEV ppdev);
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| 227 |
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| 228 | BOOL vboxHwBufferBeginUpdate (PPDEV ppdev);
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| 229 | void vboxHwBufferEndUpdate (PPDEV ppdev);
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| 230 |
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| 231 | BOOL vboxWrite (PPDEV ppdev, const void *pv, uint32_t cb);
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| 232 |
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| 233 | BOOL vboxOrderSupported (PPDEV ppdev, unsigned code);
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| 234 |
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| 235 | void VBoxProcessDisplayInfo(PPDEV ppdev);
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| 236 | void VBoxUpdateDisplayInfo (PPDEV ppdev);
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| 237 |
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| 238 | void drvLoadEng (void);
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| 239 |
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| 240 | BOOL bIsScreenSurface (SURFOBJ *pso);
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| 241 |
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| 242 | __inline SURFOBJ *getSurfObj (SURFOBJ *pso)
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| 243 | {
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| 244 | if (pso)
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| 245 | {
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| 246 | PPDEV ppdev = (PPDEV)pso->dhpdev;
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| 247 |
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| 248 | if (ppdev)
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| 249 | {
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| 250 | if (ppdev->psoScreenBitmap && pso->hsurf == ppdev->hsurfScreen)
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| 251 | {
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| 252 | /* Convert the device PSO to the bitmap PSO which can be passed to Eng*. */
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| 253 | pso = ppdev->psoScreenBitmap;
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| 254 | }
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| 255 | }
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| 256 | }
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| 257 |
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| 258 | return pso;
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| 259 | }
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| 260 |
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| 261 | #define CONV_SURF(_pso) getSurfObj (_pso)
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| 262 |
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| 263 | __inline int format2BytesPerPixel(const SURFOBJ *pso)
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| 264 | {
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| 265 | switch (pso->iBitmapFormat)
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| 266 | {
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| 267 | case BMF_16BPP: return 2;
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| 268 | case BMF_24BPP: return 3;
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| 269 | case BMF_32BPP: return 4;
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| 270 | }
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| 271 |
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| 272 | return 0;
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| 273 | }
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| 274 |
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| 275 | #ifdef VBOX_VBVA_ADJUST_RECT
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| 276 | void vrdpAdjustRect (SURFOBJ *pso, RECTL *prcl);
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| 277 | BOOL vbvaFindChangedRect (SURFOBJ *psoDest, SURFOBJ *psoSrc, RECTL *prclDest, POINTL *pptlSrc);
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| 278 | #endif /* VBOX_VBVA_ADJUST_RECT */
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| 279 |
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| 280 | void vrdpReportDirtyRect (PPDEV ppdev, RECTL *prcl);
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| 281 | void vbvaReportDirtyRect (PPDEV ppdev, RECTL *prcl);
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| 282 |
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| 283 | #define VRDP_TEXT_MAX_GLYPH_SIZE 0x100
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| 284 | #define VRDP_TEXT_MAX_GLYPHS 0xfe
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| 285 |
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| 286 | BOOL vboxReportText (PPDEV ppdev,
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| 287 | VRDPCLIPRECTS *pClipRects,
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| 288 | STROBJ *pstro,
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| 289 | FONTOBJ *pfo,
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| 290 | RECTL *prclOpaque,
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| 291 | ULONG ulForeRGB,
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| 292 | ULONG ulBackRGB
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| 293 | );
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| 294 |
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| 295 | BOOL vrdpReportOrderGeneric (PPDEV ppdev,
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| 296 | const VRDPCLIPRECTS *pClipRects,
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| 297 | const void *pvOrder,
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| 298 | unsigned cbOrder,
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| 299 | unsigned code);
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| 300 |
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| 301 |
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| 302 | #include <iprt/assert.h>
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| 303 |
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| 304 | #define VBVA_ASSERT(expr) \
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| 305 | do { \
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| 306 | if (!(expr)) \
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| 307 | { \
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| 308 | AssertMsg1(#expr, __LINE__, __FILE__, __PRETTY_FUNCTION__); \
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| 309 | AssertMsg2("!!!\n"); \
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| 310 | } \
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| 311 | } while (0)
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| 312 |
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| 313 | #ifdef STAT_sunlover
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| 314 | extern ULONG gStatCopyBitsOffscreenToScreen;
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| 315 | extern ULONG gStatCopyBitsScreenToScreen;
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| 316 | extern ULONG gStatBitBltOffscreenToScreen;
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| 317 | extern ULONG gStatBitBltScreenToScreen;
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| 318 | extern ULONG gStatUnchangedOffscreenToScreen;
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| 319 | extern ULONG gStatUnchangedOffscreenToScreenCRC;
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| 320 | extern ULONG gStatNonTransientEngineBitmaps;
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| 321 | extern ULONG gStatTransientEngineBitmaps;
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| 322 | extern ULONG gStatUnchangedBitmapsCRC;
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| 323 | extern ULONG gStatUnchangedBitmapsDeviceCRC;
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| 324 | extern ULONG gStatBitmapsCRC;
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| 325 | extern ULONG gStatBitBltScreenPattern;
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| 326 | extern ULONG gStatBitBltScreenSquare;
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| 327 | extern ULONG gStatBitBltScreenPatternReported;
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| 328 | extern ULONG gStatBitBltScreenSquareReported;
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| 329 | extern ULONG gStatCopyBitsScreenSquare;
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| 330 |
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| 331 | extern ULONG gStatEnablePDEV;
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| 332 | extern ULONG gStatCompletePDEV;
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| 333 | extern ULONG gStatDisablePDEV;
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| 334 | extern ULONG gStatEnableSurface;
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| 335 | extern ULONG gStatDisableSurface;
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| 336 | extern ULONG gStatAssertMode;
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| 337 | extern ULONG gStatDisableDriver;
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| 338 | extern ULONG gStatCreateDeviceBitmap;
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| 339 | extern ULONG gStatDeleteDeviceBitmap;
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| 340 | extern ULONG gStatDitherColor;
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| 341 | extern ULONG gStatStrokePath;
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| 342 | extern ULONG gStatFillPath;
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| 343 | extern ULONG gStatStrokeAndFillPath;
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| 344 | extern ULONG gStatPaint;
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| 345 | extern ULONG gStatBitBlt;
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| 346 | extern ULONG gStatCopyBits;
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| 347 | extern ULONG gStatStretchBlt;
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| 348 | extern ULONG gStatSetPalette;
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| 349 | extern ULONG gStatTextOut;
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| 350 | extern ULONG gStatSetPointerShape;
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| 351 | extern ULONG gStatMovePointer;
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| 352 | extern ULONG gStatLineTo;
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| 353 | extern ULONG gStatSynchronize;
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| 354 | extern ULONG gStatGetModes;
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| 355 | extern ULONG gStatGradientFill;
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| 356 | extern ULONG gStatStretchBltROP;
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| 357 | extern ULONG gStatPlgBlt;
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| 358 | extern ULONG gStatAlphaBlend;
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| 359 | extern ULONG gStatTransparentBlt;
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| 360 |
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| 361 | void statPrint (void);
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| 362 |
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| 363 | #define STATDRVENTRY(a, b) do { if (bIsScreenSurface (b)) gStat##a++; } while (0)
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| 364 | #define STATPRINT do { statPrint (); } while (0)
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| 365 | #else
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| 366 | #define STATDRVENTRY(a, b)
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| 367 | #define STATPRINT
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| 368 | #endif /* STAT_sunlover */
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