VOID
NTAPI
INIT_FUNCTION
DisplayBootBitmap(IN BOOLEAN TextMode)
{
PBITMAPINFOHEADER BitmapInfoHeader;
LPRGBQUAD Palette;
PVOID Header, Band, Text, Screen;
ROT_BAR_TYPE TempRotBarSelection = RB_UNSPECIFIED;
#ifdef CORE_6781_resolved
UCHAR Buffer[64];
#endif
/* Check if the system thread has already been created */
if (SysThreadCreated)
{
/* Reset the progress bar */
InbvAcquireLock();
RotBarSelection = RB_UNSPECIFIED;
InbvReleaseLock();
}
/* Check if this is text mode */
ShowProgressBar = FALSE;
if (TextMode)
{
/* Check if this is a server OS */
if (SharedUserData->NtProductType == NtProductWinNt)
{
/* It's not, set workstation settings */
InbvSetTextColor(15);
InbvSolidColorFill(0, 0, 639, 479, 7);
InbvSolidColorFill(0, 421, 639, 479, 1);
/* Get resources */
Header = InbvGetResourceAddress(IDB_LOGO_HEADER);
Band = InbvGetResourceAddress(IDB_LOGO_BAND);
}
else
{
/* Set server settings */
InbvSetTextColor(14);
InbvSolidColorFill(0, 0, 639, 479, 6);
InbvSolidColorFill(0, 421, 639, 479, 1);
/* Get resources */
Header = InbvGetResourceAddress(IDB_SERVER_HEADER);
Band = InbvGetResourceAddress(IDB_SERVER_BAND);
}
/* Set the scrolling region */
InbvSetScrollRegion(32, 80, 631, 400);
/* Make sure we have resources */
if ((Header) && (Band))
{
/* BitBlt them on the screen */
InbvBitBlt(Band, 0, 419);
InbvBitBlt(Header, 0, 0);
}
}
else
{
/* Is the boot driver installed? */
Text = NULL;
if (!InbvBootDriverInstalled) return;
/* Load the standard boot screen */
Screen = InbvGetResourceAddress(IDB_BOOT_LOGO);
if (SharedUserData->NtProductType == NtProductWinNt)
{
/* Workstation product, display appropriate status bar color */
InbvGetResourceAddress(IDB_BAR_PRO);
}
else
{
/* Display correct branding based on server suite */
if (ExVerifySuite(StorageServer))
{
/* Storage Server Edition */
Text = InbvGetResourceAddress(IDB_STORAGE_SERVER);
}
else if (ExVerifySuite(ComputeServer))
{
/* Compute Cluster Edition */
Text = InbvGetResourceAddress(IDB_CLUSTER_SERVER);
}
else
{
/* Normal edition */
Text = InbvGetResourceAddress(IDB_SERVER_LOGO);
}
/* Server product, display appropriate status bar color */
InbvGetResourceAddress(IDB_BAR_SERVER);
}
/* Make sure we had a logo */
if (Screen)
{
/* Choose progress bar */
TempRotBarSelection = RB_SQUARE_CELLS;
/*
* Save the main image palette and replace it with black palette, so
* we can do fade in effect later.
*/
BitmapInfoHeader = (PBITMAPINFOHEADER)Screen;
Palette = (LPRGBQUAD)((PUCHAR)Screen + BitmapInfoHeader->biSize);
RtlCopyMemory(_MainPalette, Palette, sizeof(_MainPalette));
RtlZeroMemory(Palette, sizeof(_MainPalette));
/* Blit the background */
InbvBitBlt(Screen, 0, 0);
/* Set progress bar coordinates and display it */
InbvSetProgressBarCoordinates(257, 352);
/* Display the boot logo and fade it in */
BootImageFadeIn();
#ifdef CORE_6781_resolved
/* Check for non-workstation products */
if (SharedUserData->NtProductType != NtProductWinNt)
{
/* Overwrite part of the logo for a server product */
InbvScreenToBufferBlt(Buffer, 413, 237, 7, 7, 8);
InbvSolidColorFill(418, 230, 454, 256, 0);
InbvBufferToScreenBlt(Buffer, 413, 237, 7, 7, 8);
/* In setup mode, you haven't selected a SKU yet */
if (ExpInTextModeSetup) Text = NULL;
}
#endif
}
#ifdef CORE_6781_resolved
/* Draw the SKU text if it exits */
if (Text) InbvBitBlt(Text, 180, 121);
#else
DBG_UNREFERENCED_LOCAL_VARIABLE(Text);
#endif
/* Draw the progress bar bit */
// if (Bar) InbvBitBlt(Bar, 0, 0);
/* Set filter which will draw text display if needed */
InbvInstallDisplayStringFilter(DisplayFilter);
}
/* Do we have a system thread? */
if (SysThreadCreated)
{
/* We do, set the progress bar location */
InbvAcquireLock();
RotBarSelection = TempRotBarSelection;
//InbvRotBarInit();
InbvReleaseLock();
}
}
VOID
NTAPI
INIT_FUNCTION
InbvUpdateProgressBar(IN ULONG Progress)
{
ULONG FillCount, BoundedProgress;
/* Make sure the progress bar is enabled, that we own and are installed */
if ((ShowProgressBar) &&
(InbvBootDriverInstalled) &&
(InbvDisplayState == INBV_DISPLAY_STATE_OWNED))
{
/* Compute fill count */
BoundedProgress = (InbvProgressState.Floor / 100) + Progress;
FillCount = 121 * (InbvProgressState.Bias * BoundedProgress) / 1000000;
/* Acquire the lock */
InbvAcquireLock();
/* Fill the progress bar */
VidSolidColorFill(ProgressBarLeft,
ProgressBarTop,
ProgressBarLeft + FillCount,
ProgressBarTop + 12,
15);
/* Release the lock */
InbvReleaseLock();
}
}
VOID
NTAPI
InbvSolidColorFill(IN ULONG Left,
IN ULONG Top,
IN ULONG Right,
IN ULONG Bottom,
IN ULONG Color)
{
/* Make sure we own it */
if (InbvDisplayState == INBV_DISPLAY_STATE_OWNED)
{
/* Acquire the lock */
InbvAcquireLock();
/* Check if we're installed */
if (InbvBootDriverInstalled)
{
/* Call bootvid */
VidSolidColorFill(Left, Top, Right, Bottom, (UCHAR)Color);
}
/* FIXME: Headless */
/* Release the lock */
InbvReleaseLock();
}
}
VOID
NTAPI
InbvNotifyDisplayOwnershipLost(IN INBV_RESET_DISPLAY_PARAMETERS Callback)
{
/* Check if we're installed */
if (InbvBootDriverInstalled)
{
/* Acquire the lock and cleanup if we own the screen */
InbvAcquireLock();
if (InbvDisplayState != INBV_DISPLAY_STATE_LOST) VidCleanUp();
/* Set the reset callback and display state */
InbvResetDisplayParameters = Callback;
InbvDisplayState = INBV_DISPLAY_STATE_LOST;
/* Release the lock */
InbvReleaseLock();
}
else
{
/* Set the reset callback and display state */
InbvResetDisplayParameters = Callback;
InbvDisplayState = INBV_DISPLAY_STATE_LOST;
}
}
VOID
NTAPI
INIT_FUNCTION
InbvEnableBootDriver(IN BOOLEAN Enable)
{
/* Check if we're installed */
if (InbvBootDriverInstalled)
{
/* Check for lost state */
if (InbvDisplayState >= INBV_DISPLAY_STATE_LOST) return;
/* Acquire the lock */
InbvAcquireLock();
/* Cleanup the screen if we own it */
if (InbvDisplayState == INBV_DISPLAY_STATE_OWNED) VidCleanUp();
/* Set the new display state */
InbvDisplayState = Enable ? INBV_DISPLAY_STATE_OWNED:
INBV_DISPLAY_STATE_DISABLED;
/* Release the lock */
InbvReleaseLock();
}
else
{
/* Set the new display state */
InbvDisplayState = Enable ? INBV_DISPLAY_STATE_OWNED:
INBV_DISPLAY_STATE_DISABLED;
}
}
static VOID
NTAPI
BootImageFadeIn(VOID)
{
UCHAR PaletteBitmapBuffer[sizeof(BITMAPINFOHEADER) + sizeof(_MainPalette)];
PBITMAPINFOHEADER PaletteBitmap = (PBITMAPINFOHEADER)PaletteBitmapBuffer;
LPRGBQUAD Palette = (LPRGBQUAD)(PaletteBitmapBuffer + sizeof(BITMAPINFOHEADER));
ULONG Iteration, Index, ClrUsed;
LARGE_INTEGER Interval;
Interval.QuadPart = -PALETTE_FADE_TIME;
/* Check if we're installed and we own it */
if ((InbvBootDriverInstalled) &&
(InbvDisplayState == INBV_DISPLAY_STATE_OWNED))
{
/* Acquire the lock */
InbvAcquireLock();
/*
* Build a bitmap containing the fade in palette. The palette entries
* are then processed in a loop and set using VidBitBlt function.
*/
ClrUsed = sizeof(_MainPalette) / sizeof(_MainPalette[0]);
RtlZeroMemory(PaletteBitmap, sizeof(BITMAPINFOHEADER));
PaletteBitmap->biSize = sizeof(BITMAPINFOHEADER);
PaletteBitmap->biBitCount = 4;
PaletteBitmap->biClrUsed = ClrUsed;
/*
* Main animation loop.
*/
for (Iteration = 0; Iteration <= PALETTE_FADE_STEPS; ++Iteration)
{
for (Index = 0; Index < ClrUsed; Index++)
{
Palette[Index].rgbRed = (UCHAR)
(_MainPalette[Index].rgbRed * Iteration / PALETTE_FADE_STEPS);
Palette[Index].rgbGreen = (UCHAR)
(_MainPalette[Index].rgbGreen * Iteration / PALETTE_FADE_STEPS);
Palette[Index].rgbBlue = (UCHAR)
(_MainPalette[Index].rgbBlue * Iteration / PALETTE_FADE_STEPS);
}
VidBitBlt(PaletteBitmapBuffer, 0, 0);
/* Wait for a bit. */
KeDelayExecutionThread(KernelMode, FALSE, &Interval);
}
/* Release the lock */
InbvReleaseLock();
/* Wait for a bit. */
KeDelayExecutionThread(KernelMode, FALSE, &Interval);
}
}
VOID
NTAPI
INIT_FUNCTION
FinalizeBootLogo(VOID)
{
/* Acquire lock and check the display state */
InbvAcquireLock();
if (InbvGetDisplayState() == INBV_DISPLAY_STATE_OWNED)
{
/* Clear the screen */
VidSolidColorFill(0, 0, 639, 479, 0);
}
/* Reset progress bar and lock */
PltRotBarStatus = 3;
InbvReleaseLock();
}
VOID
NTAPI
InbvBitBlt(IN PUCHAR Buffer,
IN ULONG X,
IN ULONG Y)
{
/* Check if we're installed and we own it */
if ((InbvBootDriverInstalled) &&
(InbvDisplayState == INBV_DISPLAY_STATE_OWNED))
{
/* Acquire the lock */
InbvAcquireLock();
/* Do the blit */
VidBitBlt(Buffer, X, Y);
/* Release the lock */
InbvReleaseLock();
}
}
BOOLEAN
NTAPI
InbvDisplayString(IN PCHAR String)
{
/* Make sure we own the display */
if (InbvDisplayState == INBV_DISPLAY_STATE_OWNED)
{
/* If we're not allowed, return success anyway */
if (!InbvDisplayDebugStrings) return TRUE;
/* Check if a filter is installed */
if (InbvDisplayFilter) InbvDisplayFilter(&String);
/* Acquire the lock */
InbvAcquireLock();
/* Make sure we're installed and display the string */
if (InbvBootDriverInstalled) VidDisplayString((PUCHAR)String);
/* Print the string on the EMS port */
HeadlessDispatch(HeadlessCmdPutString,
String,
strlen(String) + sizeof(ANSI_NULL),
NULL,
NULL);
/* Release the lock */
InbvReleaseLock();
/* All done */
return TRUE;
}
/* We don't own it, fail */
return FALSE;
}