mp/xpdm/VBoxMPDriver.cpp

	VBoxMPDriver.cpp revision 4c98b8b05f3783351cf256cc90cd4478fb28b62b
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/* $Id$ */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/** @file
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * VBox XPDM Miniport driver interface functions
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/*
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * Copyright (C) 2011 Oracle Corporation
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster *
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * This file is part of VirtualBox Open Source Edition (OSE), as
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * available from http://www.virtualbox.org. This file is free software;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * you can redistribute it and/or modify it under the terms of the GNU
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * General Public License (GPL) as published by the Free Software
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * Foundation, in version 2 as it comes in the "COPYING" file of the
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#include "VBoxMPInternal.h"
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#include <VBox/Hardware/VBoxVideoVBE.h>
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#include <VBox/VBoxGuestLib.h>
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#include "common/VBoxMPHGSMI.h"
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#include "common/VBoxMPCommon.h"
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#include "VBoxDisplay.h"
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#include <iprt/initterm.h>
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/* Resource list */
8af80418ba1ec431c8027fa9668e5678658d3611Allan FosterVIDEO_ACCESS_RANGE  VBoxLegacyVGAResourceList[] =
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster{
f79113ae65937c28690ec71f68f54f862b758baePhill Cunnington    { 0x000003B0, 0x00000000, 0x0000000C, 1, 1, 1, 0 }, /* VGA regs (0x3B0-0x3BB) */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    { 0x000003C0, 0x00000000, 0x00000020, 1, 1, 1, 0 }, /* VGA regs (0x3C0-0x3DF) */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    { 0x000A0000, 0x00000000, 0x00020000, 0, 0, 1, 0 }, /* Frame buffer (0xA0000-0xBFFFF) */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster};
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/* Card info for property dialog */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic WCHAR VBoxChipType[] = L"VBOX";
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic WCHAR VBoxDACType[] = L"Integrated RAMDAC";
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic WCHAR VBoxAdapterString[] = L"VirtualBox Video Adapter";
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic WCHAR VBoxBiosString[] = L"Version 0xB0C2 or later";
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/* Checks if we have a device supported by our driver and initialize
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * our driver/card specific information.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * In particular we obtain VM monitors configuration and configure related structures.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic VP_STATUS
8af80418ba1ec431c8027fa9668e5678658d3611Allan FosterVBoxDrvFindAdapter(IN PVOID HwDeviceExtension, IN PVOID HwContext, IN PWSTR ArgumentString,
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                   IN OUT PVIDEO_PORT_CONFIG_INFO ConfigInfo, OUT PUCHAR Again)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster{
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PVBOXMP_DEVEXT pExt = (PVBOXMP_DEVEXT) HwDeviceExtension;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VP_STATUS rc;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    USHORT DispiId;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    ULONG cbVRAM = VBE_DISPI_TOTAL_VIDEO_MEMORY_BYTES;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PHYSICAL_ADDRESS phVRAM = {0};
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    ULONG ulApertureSize = 0;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PAGED_CODE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF_ENTER();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /* Init video port api */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBoxSetupVideoPortAPI(pExt, ConfigInfo);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VideoPortWritePortUshort((PUSHORT)VBE_DISPI_IOPORT_INDEX, VBE_DISPI_INDEX_ID);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VideoPortWritePortUshort((PUSHORT)VBE_DISPI_IOPORT_DATA, VBE_DISPI_ID2);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    DispiId = VideoPortReadPortUshort((PUSHORT)VBE_DISPI_IOPORT_DATA);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    if (DispiId != VBE_DISPI_ID2)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        WARN(("VBE card not found, returning ERROR_DEV_NOT_EXIST"));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        return ERROR_DEV_NOT_EXIST;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOG(("found the VBE card"));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /*
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     * Query the adapter's memory size. It's a bit of a hack, we just read
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     * an ULONG from the data port without setting an index before.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    cbVRAM = VideoPortReadPortUlong((PULONG)VBE_DISPI_IOPORT_DATA);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /* Write hw information to registry, so that it's visible in windows property dialog */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    rc = VideoPortSetRegistryParameters(pExt, L"HardwareInformation.ChipType",
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                                        VBoxChipType, sizeof(VBoxChipType));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBOXMP_WARN_VPS(rc);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    rc = VideoPortSetRegistryParameters(pExt, L"HardwareInformation.DacType",
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                                        VBoxDACType, sizeof(VBoxDACType));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBOXMP_WARN_VPS(rc);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    rc = VideoPortSetRegistryParameters(pExt, L"HardwareInformation.MemorySize",
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                                        &cbVRAM, sizeof(ULONG));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBOXMP_WARN_VPS(rc);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    rc = VideoPortSetRegistryParameters(pExt, L"HardwareInformation.AdapterString",
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                                        VBoxAdapterString, sizeof(VBoxAdapterString));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBOXMP_WARN_VPS(rc);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    rc = VideoPortSetRegistryParameters(pExt, L"HardwareInformation.BiosString",
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                                        VBoxBiosString, sizeof(VBoxBiosString));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBOXMP_WARN_VPS(rc);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /* Call VideoPortGetAccessRanges to ensure interrupt info in ConfigInfo gets set up
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     * and to get LFB aperture data.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        VIDEO_ACCESS_RANGE tmpRanges[4];
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        ULONG slot = 0;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        VideoPortZeroMemory(tmpRanges, sizeof(tmpRanges));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        if (VBoxQueryWinVersion() == WINNT4)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            /* NT crashes if either of 'vendorId, 'deviceId' or 'slot' parameters is NULL,
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster             * and needs PCI ids for a successful VideoPortGetAccessRanges call.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster             */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            ULONG vendorId = 0x80EE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            ULONG deviceId = 0xBEEF;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            rc = VideoPortGetAccessRanges(pExt, 0, NULL, RT_ELEMENTS(tmpRanges), tmpRanges,
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                                          &vendorId, &deviceId, &slot);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        else
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            rc = VideoPortGetAccessRanges(pExt, 0, NULL, RT_ELEMENTS(tmpRanges), tmpRanges, NULL, NULL, &slot);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        VBOXMP_WARN_VPS(rc);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        if (rc != NO_ERROR) {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            return rc;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* The first range is the framebuffer. We require that information. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        phVRAM = tmpRanges[0].RangeStart;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        ulApertureSize = tmpRanges[0].RangeLength;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /* Initialize VBoxGuest library, which is used for requests which go through VMMDev. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    rc = VbglInit();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBOXMP_WARN_VPS(rc);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /* Preinitialize the primary extension. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    pExt->pNext                   = NULL;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    pExt->pPrimary                = pExt;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    pExt->iDevice                 = 0;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    pExt->ulFrameBufferOffset     = 0;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    pExt->ulFrameBufferSize       = 0;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    pExt->u.primary.ulVbvaEnabled = 0;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VideoPortZeroMemory(&pExt->areaDisplay, sizeof(HGSMIAREA));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /* Guest supports only HGSMI, the old VBVA via VMMDev is not supported. Old
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     * code will be ifdef'ed and later removed.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     * The host will however support both old and new interface to keep compatibility
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     * with old guest additions.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBoxSetupDisplaysHGSMI(&pExt->u.primary.commonInfo, phVRAM, ulApertureSize, cbVRAM, 0);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    if (pExt->u.primary.commonInfo.bHGSMI)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        LOGREL(("using HGSMI"));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        VBoxCreateDisplays(pExt, ConfigInfo);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /** @todo pretend success to make the driver work. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    rc = NO_ERROR;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF_LEAVE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBOXMP_WARN_VPS(rc);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    return rc;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster}
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/* Initial device configuration. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic BOOLEAN
8af80418ba1ec431c8027fa9668e5678658d3611Allan FosterVBoxDrvInitialize(PVOID HwDeviceExtension)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster{
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PVBOXMP_DEVEXT pExt = (PVBOXMP_DEVEXT) HwDeviceExtension;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    USHORT DispiId;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PAGED_CODE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF_ENTER();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /* Initialize the request pointer. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    pExt->u.primary.pvReqFlush = NULL;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /* Check if the chip restricts horizontal resolution or not. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VideoPortWritePortUshort((PUSHORT)VBE_DISPI_IOPORT_INDEX, VBE_DISPI_INDEX_ID);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VideoPortWritePortUshort((PUSHORT)VBE_DISPI_IOPORT_DATA, VBE_DISPI_ID_ANYX);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    DispiId = VideoPortReadPortUshort((PUSHORT)VBE_DISPI_IOPORT_DATA);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    if (DispiId == VBE_DISPI_ID_ANYX)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        pExt->fAnyX = TRUE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    else
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        pExt->fAnyX = FALSE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBoxMPCmnInitCustomVideoModes(pExt);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF_LEAVE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    return TRUE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster}
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/* VBoxDrvStartIO parameter check helper macros */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#define STARTIO_IN(_type, _name)                                        \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    _type *_name = (_type*) RequestPacket->InputBuffer;                 \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    if (RequestPacket->InputBufferLength < sizeof(_type))               \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {                                                                   \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        WARN(("Input buffer too small %d/%d bytes",                     \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster               RequestPacket->InputBufferLength, sizeof(_type)));       \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        pStatus->Status = ERROR_INSUFFICIENT_BUFFER;                    \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        break;                                                          \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#define STARTIO_OUT(_type, _name)                                 \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    _type *_name = (_type*) RequestPacket->OutputBuffer;          \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    if (RequestPacket->OutputBufferLength < sizeof(_type))        \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {                                                             \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        WARN(("Output buffer too small %d/%d bytes",              \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster              RequestPacket->OutputBufferLength, sizeof(_type))); \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        pStatus->Status = ERROR_INSUFFICIENT_BUFFER;              \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        break;                                                    \
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/* Process Video Request Packet. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic BOOLEAN
8af80418ba1ec431c8027fa9668e5678658d3611Allan FosterVBoxDrvStartIO(PVOID HwDeviceExtension, PVIDEO_REQUEST_PACKET RequestPacket)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster{
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PVBOXMP_DEVEXT pExt = (PVBOXMP_DEVEXT) HwDeviceExtension;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PSTATUS_BLOCK  pStatus = RequestPacket->StatusBlock;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    BOOLEAN        bResult = FALSE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PAGED_CODE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF(("IOCTL %#p, fn(%#x)", (void*)RequestPacket->IoControlCode, (RequestPacket->IoControlCode >> 2) & 0xFFF));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    pStatus->Status = NO_ERROR;
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris    switch (RequestPacket->IoControlCode)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* ==================== System VRPs ==================== */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /*Maps FrameBuffer and video RAM to a caller's virtual adress space.*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_MAP_VIDEO_MEMORY:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(VIDEO_MEMORY, pMemory);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(VIDEO_MEMORY_INFORMATION, pMemInfo);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPMapVideoMemory(pExt, pMemory, pMemInfo, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /*Unmaps previously mapped FrameBuffer and video RAM from caller's virtual adress space.*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_UNMAP_VIDEO_MEMORY:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(VIDEO_MEMORY, pMemory);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPUnmapVideoMemory(pExt, pMemory, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /*Maps FrameBuffer as a linear frame buffer to a caller's virtual adress space. (obsolete)*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_SHARE_VIDEO_MEMORY:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(VIDEO_SHARE_MEMORY, pShareMemory);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(VIDEO_SHARE_MEMORY_INFORMATION, pShareMemInfo);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPShareVideoMemory(pExt, pShareMemory, pShareMemInfo, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /*Unmaps framebuffer previously mapped with IOCTL_VIDEO_SHARE_VIDEO_MEMORY*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_UNSHARE_VIDEO_MEMORY:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(VIDEO_SHARE_MEMORY, pShareMemory);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPUnshareVideoMemory(pExt, pShareMemory, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /*Reset device to a state it comes at system boot time.*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_RESET_DEVICE:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPResetDevice(pExt, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /*Set adapter video mode.*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_SET_CURRENT_MODE:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(VIDEO_MODE, pMode);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPSetCurrentMode(pExt, pMode, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
f79113ae65937c28690ec71f68f54f862b758baePhill Cunnington        /*Returns information about current video mode.*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_QUERY_CURRENT_MODE:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(VIDEO_MODE_INFORMATION, pModeInfo);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPQueryCurrentMode(pExt, pModeInfo, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Returns count of supported video modes and structure size in bytes,
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster         * used to allocate buffer for the following IOCTL_VIDEO_QUERY_AVAIL_MODES call.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster         */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_QUERY_NUM_AVAIL_MODES:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(VIDEO_NUM_MODES, pNumModes);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPQueryNumAvailModes(pExt, pNumModes, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Returns information about supported video modes. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_QUERY_AVAIL_MODES:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            PVIDEO_MODE_INFORMATION pModes = (PVIDEO_MODE_INFORMATION) RequestPacket->OutputBuffer;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            if (RequestPacket->OutputBufferLength < VBoxMPXpdmGetVideoModesCount()*sizeof(VIDEO_MODE_INFORMATION))
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                pStatus->Status = ERROR_INSUFFICIENT_BUFFER;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                break;
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris            }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPQueryAvailModes(pExt, pModes, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Sets adapter's color registers, have to be implemented if we support palette based modes. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_SET_COLOR_REGISTERS:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(VIDEO_CLUT, pClut);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            if (RequestPacket->InputBufferLength < (sizeof(VIDEO_CLUT) + pClut->NumEntries * sizeof(ULONG)))
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                pStatus->Status = ERROR_INSUFFICIENT_BUFFER;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPSetColorRegisters(pExt, pClut, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Sets pointer attributes. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_SET_POINTER_ATTR:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(VIDEO_POINTER_ATTRIBUTES, pPointerAttrs);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris            bResult = VBoxMPSetPointerAttr(pExt, pPointerAttrs, RequestPacket->InputBufferLength, pStatus);
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris            break;
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris        }
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris        /* Makes pointer visible. */
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris        case IOCTL_VIDEO_ENABLE_POINTER:
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris        {
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris            bResult = VBoxMPEnablePointer(pExt, TRUE, pStatus);
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris            break;
bcb85423bc6855cb1c7accc69fa051e1771c000aMark de Reeper        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Hides pointer. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_DISABLE_POINTER:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPEnablePointer(pExt, FALSE, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Sets pointer position, is called after IOCTL_VIDEO_ENABLE_POINTER. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_SET_POINTER_POSITION:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(VIDEO_POINTER_POSITION, pPos);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            /** @todo set pointer position*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPEnablePointer(pExt, TRUE, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Query pointer position. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_QUERY_POINTER_POSITION:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(VIDEO_POINTER_POSITION, pPos);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPQueryPointerPosition(pExt, pPos, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Query supported hardware pointer feaures. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_QUERY_POINTER_CAPABILITIES:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(VIDEO_POINTER_CAPABILITIES, pCaps);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPQueryPointerCapabilities(pExt, pCaps, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Query pointer attributes. (optional) */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_QUERY_POINTER_ATTR:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(VIDEO_POINTER_ATTRIBUTES, pPointerAttrs);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            /* Not Implemented */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            pStatus->Status = ERROR_INVALID_FUNCTION;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = FALSE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Called when a secondary adapter is about to be enabled/disabled. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_SWITCH_DUALVIEW:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(ULONG, pAttach);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            if (pExt->iDevice>0)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                pExt->u.secondary.bEnabled = (BOOLEAN)(*pAttach);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = TRUE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Called to get child device status */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_GET_CHILD_STATE:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(ULONG, pChildIndex);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(ULONG, pChildState);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            if (*pChildIndex>0 && *pChildIndex<=(ULONG)VBoxCommonFromDeviceExt(pExt)->cDisplays)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                *pChildState = VIDEO_CHILD_ACTIVE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                pStatus->Information = sizeof(ULONG);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                bResult = TRUE;
bcb85423bc6855cb1c7accc69fa051e1771c000aMark de Reeper            }
bcb85423bc6855cb1c7accc69fa051e1771c000aMark de Reeper            else
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                pStatus->Status = ERROR_INVALID_PARAMETER;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                bResult = FALSE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* ==================== VirtualBox specific VRPs ==================== */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Called by the display driver when it is ready to switch to VBVA operation mode. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_VBVA_ENABLE:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(ULONG, pEnable);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(VBVAENABLERESULT, pResult);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPVBVAEnable(pExt, (BOOLEAN)*pEnable, pResult, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Called by the display driver when it recieves visible regions information. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_VBOX_SETVISIBLEREGION:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(RTRECT, pRects);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            uint32_t cRects = RequestPacket->InputBufferLength/sizeof(RTRECT);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            /*Sanity check*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            if (   cRects > _1M
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                || RequestPacket->InputBufferLength != cRects * sizeof(RTRECT))
6f6d45938671719a3c22abd091398ec1cfcf7788Peter Major            {
6f6d45938671719a3c22abd091398ec1cfcf7788Peter Major                pStatus->Status = ERROR_INSUFFICIENT_BUFFER;
6f6d45938671719a3c22abd091398ec1cfcf7788Peter Major                break;
6f6d45938671719a3c22abd091398ec1cfcf7788Peter Major            }
6f6d45938671719a3c22abd091398ec1cfcf7788Peter Major
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPSetVisibleRegion(cRects, pRects, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Returns video port api function pointers. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_HGSMI_QUERY_PORTPROCS:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(HGSMIQUERYCPORTPROCS, pProcs);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPHGSMIQueryPortProcs(pExt, pProcs, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Returns HGSMI related callbacks. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_HGSMI_QUERY_CALLBACKS:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(HGSMIQUERYCALLBACKS, pCallbacks);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPHGSMIQueryCallbacks(pExt, pCallbacks, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Returns hgsmi info for this adapter. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_QUERY_HGSMI_INFO:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(QUERYHGSMIRESULT, pResult);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPQueryHgsmiInfo(pExt, pResult, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Enables HGSMI miniport channel. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_HGSMI_HANDLER_ENABLE:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_IN(HGSMIHANDLERENABLE, pChannel);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPHgsmiHandlerEnable(pExt, pChannel, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_HGSMI_HANDLER_DISABLE:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            /** @todo not implemented */
bcb85423bc6855cb1c7accc69fa051e1771c000aMark de Reeper            break;
bcb85423bc6855cb1c7accc69fa051e1771c000aMark de Reeper        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#ifdef VBOX_WITH_VIDEOHWACCEL
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* Returns framebuffer offset. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case IOCTL_VIDEO_VHWA_QUERY_INFO:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            STARTIO_OUT(VHWAQUERYINFO, pInfo);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            bResult = VBoxMPVhwaQueryInfo(pExt, pInfo, pStatus);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#endif
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        default:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            WARN(("unsupported IOCTL %p, fn(%#x)",
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                  (void*)RequestPacket->IoControlCode, (RequestPacket->IoControlCode >> 2) & 0xFFF));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            RequestPacket->StatusBlock->Status = ERROR_INVALID_FUNCTION;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    if (!bResult)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        pStatus->Information = NULL;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBOXMP_WARN_VPS(pStatus->Status);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF_LEAVE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    return TRUE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster}
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris/* Called to set out hardware into desired power state, not supported at the moment.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster * Required to return NO_ERROR always.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic VP_STATUS
8af80418ba1ec431c8027fa9668e5678658d3611Allan FosterVBoxDrvSetPowerState(PVOID HwDeviceExtension, ULONG HwId, PVIDEO_POWER_MANAGEMENT VideoPowerControl)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster{
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PAGED_CODE();
bcb85423bc6855cb1c7accc69fa051e1771c000aMark de Reeper    LOGF_ENTER();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /*Not implemented*/
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF_LEAVE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    return NO_ERROR;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster}
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/* Called to check if our hardware supports given power state. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic VP_STATUS
8af80418ba1ec431c8027fa9668e5678658d3611Allan FosterVBoxDrvGetPowerState(PVOID HwDeviceExtension, ULONG HwId, PVIDEO_POWER_MANAGEMENT VideoPowerControl)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster{
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PAGED_CODE();
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris    LOGF_ENTER();
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris    /*Not implemented*/
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris    LOGF_LEAVE();
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris    return NO_ERROR;
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris}
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris/* Called to enumerate child devices of our adapter, attached monitor(s) in our case */
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferrisstatic VP_STATUS
8af80418ba1ec431c8027fa9668e5678658d3611Allan FosterVBoxDrvGetVideoChildDescriptor(PVOID HwDeviceExtension, PVIDEO_CHILD_ENUM_INFO ChildEnumInfo,
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                               PVIDEO_CHILD_TYPE VideoChildType, PUCHAR pChildDescriptor, PULONG pUId,
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                               PULONG pUnused)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster{
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris    PVBOXMP_DEVEXT pExt = (PVBOXMP_DEVEXT) HwDeviceExtension;
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris    PAGED_CODE();
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris    LOGF_ENTER();
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris    if (ChildEnumInfo->ChildIndex>0)
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris    {
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris        if ((int)ChildEnumInfo->ChildIndex <= VBoxCommonFromDeviceExt(pExt)->cDisplays)
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris        {
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris            *VideoChildType = Monitor;
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris            *pUId = ChildEnumInfo->ChildIndex;
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris            LOGF_LEAVE();
9709ff1b979ab7830f3e00b809f1157554566ed3Steve Ferris            return VIDEO_ENUM_MORE_DEVICES;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF_LEAVE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    return ERROR_NO_MORE_DEVICES;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster}
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/* Called to reset adapter to a given character mode. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic BOOLEAN
8af80418ba1ec431c8027fa9668e5678658d3611Allan FosterVBoxDrvResetHW(PVOID HwDeviceExtension, ULONG Columns, ULONG Rows)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster{
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PVBOXMP_DEVEXT pExt = (PVBOXMP_DEVEXT) HwDeviceExtension;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF_ENTER();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    if (pExt->iDevice==0) /* Primary device */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        VideoPortWritePortUshort((PUSHORT)VBE_DISPI_IOPORT_INDEX, VBE_DISPI_INDEX_ENABLE);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        VideoPortWritePortUshort((PUSHORT)VBE_DISPI_IOPORT_DATA, VBE_DISPI_DISABLED);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#if 0
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        /* ResetHW is not the place to do such cleanup. See MSDN. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        if (pExt->u.primary.pvReqFlush != NULL)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            VbglGRFree((VMMDevRequestHeader *)pExt->u.primary.pvReqFlush);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            pExt->u.primary.pvReqFlush = NULL;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        VbglTerminate();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        VBoxFreeDisplaysHGSMI(VBoxCommonFromDeviceExt(pExt));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#endif
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    else
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        LOG(("ignoring non primary device %d", pExt->iDevice));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF_LEAVE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /* Tell the system to use VGA BIOS to set the text video mode. */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    return FALSE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster}
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#ifdef VBOX_WITH_VIDEOHWACCEL
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic VOID VBoxMPHGSMIDpc(IN PVOID  HwDeviceExtension, IN PVOID  Context)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster{
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PVBOXMP_DEVEXT pExt = (PVBOXMP_DEVEXT) HwDeviceExtension;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VBoxHGSMIProcessHostQueue(&VBoxCommonFromDeviceExt(pExt)->hostCtx);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster}
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Fosterstatic BOOLEAN
8af80418ba1ec431c8027fa9668e5678658d3611Allan FosterVBoxDrvInterrupt(PVOID  HwDeviceExtension)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster{
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PVBOXMP_DEVEXT pExt = (PVBOXMP_DEVEXT) HwDeviceExtension;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    //LOGF_ENTER();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /* Check if it could be our IRQ*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    if (VBoxCommonFromDeviceExt(pExt)->hostCtx.pfHostFlags)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        uint32_t flags = VBoxCommonFromDeviceExt(pExt)->hostCtx.pfHostFlags->u32HostFlags;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        if ((flags & HGSMIHOSTFLAGS_IRQ) != 0)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            /* queue a DPC*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            BOOLEAN bResult = pExt->pPrimary->u.primary.VideoPortProcs.pfnQueueDpc(pExt->pPrimary, VBoxMPHGSMIDpc, NULL);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            if (!bResult)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster                LOG(("VideoPortQueueDpc failed!"));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            /* clear the IRQ */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            VBoxHGSMIClearIrq(&VBoxCommonFromDeviceExt(pExt)->hostCtx);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            //LOGF_LEAVE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            return TRUE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    //LOGF_LEAVE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    return FALSE;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster}
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#endif
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster/* Video Miniport Driver entry point */
8af80418ba1ec431c8027fa9668e5678658d3611Allan FosterULONG DriverEntry(IN PVOID Context1, IN PVOID Context2)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster{
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    PAGED_CODE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    int irc = RTR0Init(0);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    if (RT_FAILURE(irc))
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        LogRel(("VBoxMP::failed to init IPRT (rc=%#x)", irc));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        return ERROR_INVALID_FUNCTION;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF_ENTER();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VIDEO_HW_INITIALIZATION_DATA vhwData;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /*Zero the structure*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    VideoPortZeroMemory(&vhwData, sizeof(vhwData));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /*Required driver callbacks*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.HwFindAdapter    = VBoxDrvFindAdapter;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.HwInitialize     = VBoxDrvInitialize;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.HwStartIO        = VBoxDrvStartIO;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.HwSetPowerState  = VBoxDrvSetPowerState;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.HwGetPowerState  = VBoxDrvGetPowerState;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.HwGetVideoChildDescriptor = VBoxDrvGetVideoChildDescriptor;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /*Optional callbacks*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.HwResetHw     = VBoxDrvResetHW;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#ifdef VBOX_WITH_VIDEOHWACCEL
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.HwInterrupt   = VBoxDrvInterrupt;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster#endif
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /*Our private storage space*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.HwDeviceExtensionSize = sizeof(VBOXMP_DEVEXT);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /*Claim legacy VGA resource ranges*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.HwLegacyResourceList  = VBoxLegacyVGAResourceList;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.HwLegacyResourceCount = RT_ELEMENTS(VBoxLegacyVGAResourceList);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /*Size of this structure changes between windows/ddk versions,
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     *so we query current version and report the expected size
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     *to allow our driver to be loaded.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    switch (VBoxQueryWinVersion())
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    {
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case WINNT4:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            LOG(("WINNT4"));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            vhwData.HwInitDataSize = SIZE_OF_NT4_VIDEO_HW_INITIALIZATION_DATA;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        case WIN2K:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            LOG(("WIN2K"));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            vhwData.HwInitDataSize = SIZE_OF_W2K_VIDEO_HW_INITIALIZATION_DATA;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        default:
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            vhwData.HwInitDataSize = sizeof(VIDEO_HW_INITIALIZATION_DATA);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster            break;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    }
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /*Even though msdn claims that this field is ignored and should remain zero-initialized,
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster      windows NT4 SP0 dies without the following line.
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster     */
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    vhwData.AdapterInterfaceType = PCIBus;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    /*Allocate system resources*/
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    ULONG rc = VideoPortInitialize(Context1, Context2, &vhwData, NULL);
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    if (rc != NO_ERROR)
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster        LOG(("VideoPortInitialize failed with %#x", rc));
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    LOGF_LEAVE();
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster    return rc;
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster}
8af80418ba1ec431c8027fa9668e5678658d3611Allan Foster