public static bool InitVBE(BaseHardwareAbstraction hal)
{
if (!VBE.IsVBEAvailable)
{
return(false);
}
uint memorySize = (uint)(VBE.ScreenWidth * VBE.ScreenHeight * (VBE.BitsPerPixel / 8));
_lfb = hal.GetPhysicalMemory((uint)VBE.MemoryPhysicalLocation.ToInt32(), memorySize);
switch (VBE.BitsPerPixel)
{
case 8: Framebuffer = new FrameBuffer8bpp(_lfb, VBE.ScreenWidth, VBE.ScreenHeight, 0, VBE.Pitch); break;
case 16: Framebuffer = new FrameBuffer16bpp(_lfb, VBE.ScreenWidth, VBE.ScreenHeight, 0, VBE.Pitch); break;
case 24: Framebuffer = new FrameBuffer24bpp(_lfb, VBE.ScreenWidth, VBE.ScreenHeight, 0, VBE.Pitch); break;
case 32: Framebuffer = new FrameBuffer32bpp(_lfb, VBE.ScreenWidth, VBE.ScreenHeight, 0, VBE.Pitch); break;
default:
return(false);
}
return(true);
}
public static bool InitVBE(BaseHardwareAbstraction hal)
{
if (!Multiboot.IsMultibootEnabled)
{
return(false);
}
if (!Multiboot.VBEPresent)
{
return(false);
}
VBEMode vbeInfo = Multiboot.VBEModeInfoStructure;
uint memorySize = (uint)(vbeInfo.ScreenWidth * vbeInfo.ScreenHeight * (vbeInfo.BitsPerPixel / 8));
_lfb = hal.RequestPhysicalMemory(vbeInfo.MemoryPhysicalLocation, memorySize);
switch (vbeInfo.BitsPerPixel)
{
case 8: Framebuffer = new FrameBuffer8bpp(_lfb, vbeInfo.ScreenWidth, vbeInfo.ScreenHeight, 0, vbeInfo.Pitch); break;
case 16: Framebuffer = new FrameBuffer16bpp(_lfb, vbeInfo.ScreenWidth, vbeInfo.ScreenHeight, 0, vbeInfo.Pitch); break;
case 24: Framebuffer = new FrameBuffer24bpp(_lfb, vbeInfo.ScreenWidth, vbeInfo.ScreenHeight, 0, vbeInfo.Pitch); break;
case 32: Framebuffer = new FrameBuffer32bpp(_lfb, vbeInfo.ScreenWidth, vbeInfo.ScreenHeight, 0, vbeInfo.Pitch); break;
default:
return(false);
}
return(true);
}
public static void Initialize(BaseHardwareAbstraction hardware, HAL.HandleInterrupt handleInterrupt)
{
// Set device driver system to the hardware HAL
HAL.SetHardwareAbstraction(hardware);
// Set the interrupt handler
HAL.SetInterruptHandler(handleInterrupt);
}
public static DeviceManager Initialize(PlatformArchitecture platform, BaseHardwareAbstraction hardware)
{
// Create Device Manager
var deviceManager = new DeviceManager(platform);
deviceManager.RegisterDaemon(new DiskDeviceMountDeamon());
// Set device driver system to the hardware HAL
HAL.SetHardwareAbstraction(hardware);
// Set the interrupt handler
HAL.SetInterruptHandler(deviceManager.ProcessInterrupt);
return(deviceManager);
}
/// <summary>
/// Sets the hardware abstraction.
/// </summary>
/// <param name="hardwareAbstraction">The hardware abstraction.</param>
public static void SetHardwareAbstraction(BaseHardwareAbstraction hardwareAbstraction)
{
HAL.hardwareAbstraction = hardwareAbstraction;
}
