BOOLEAN FASTCALL XboxVmpQueryCurrentMode	(	PXBOXVMP_DEVICE_EXTENSION	DeviceExtension,
		PVIDEO_MODE_INFORMATION	VideoMode,
		PSTATUS_BLOCK	StatusBlock
	)

Definition at line 540 of file xboxvmp.c.

Referenced by XboxVmpQueryAvailModes(), and XboxVmpStartIO().

{
  ULONG AvMode = 0;

  VideoMode->Length = sizeof(VIDEO_MODE_INFORMATION);
  VideoMode->ModeIndex = 0;
  if (I2CTransmitByteGetReturn(0x10, 0x04, &AvMode))
    {
      if (1 == AvMode) /* HDTV */
        {
          VideoMode->VisScreenWidth = 720;
        }
      else
        {
          /* FIXME Other possible values of AvMode:
           * 0 - AV_SCART_RGB
           * 2 - AV_VGA_SOG
           * 4 - AV_SVIDEO
           * 6 - AV_COMPOSITE
           * 7 - AV_VGA
           * other AV_COMPOSITE
           */
          VideoMode->VisScreenWidth = 640;
        }
    }
  else
    {
      VideoMode->VisScreenWidth = 640;
    }
   VideoMode->VisScreenHeight = 480;
   VideoMode->ScreenStride = VideoMode->VisScreenWidth * 4;
   VideoMode->NumberOfPlanes = 1;
   VideoMode->BitsPerPlane = 32;
   VideoMode->Frequency = 1;
   VideoMode->XMillimeter = 0; /* FIXME */
   VideoMode->YMillimeter = 0; /* FIXME */
   VideoMode->NumberRedBits = 8;
   VideoMode->NumberGreenBits = 8;
   VideoMode->NumberBlueBits = 8;
   VideoMode->RedMask = 0xff0000;
   VideoMode->GreenMask = 0x00ff00;
   VideoMode->BlueMask = 0x0000ff;
   VideoMode->VideoMemoryBitmapWidth = VideoMode->VisScreenWidth;
   VideoMode->VideoMemoryBitmapHeight = VideoMode->VisScreenHeight;
   VideoMode->AttributeFlags = VIDEO_MODE_GRAPHICS | VIDEO_MODE_COLOR |
      VIDEO_MODE_NO_OFF_SCREEN;
   VideoMode->DriverSpecificAttributeFlags = 0;

   StatusBlock->Information = sizeof(VIDEO_MODE_INFORMATION);

   return TRUE;
}

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