public static void KernelMain(IntPtr modulesSeg, FrameBuffer fb, MemoryMap mmap)
{
Debug.Initialise();
for (int i = 0; i < mmap.Length; i++)
{
if (mmap[i].IsUsable)
{
Allocator.AddFreePages((IntPtr)mmap[i].PhysicalStart, (uint)mmap[i].NumberOfPages);
}
}
Internal.Runtime.CompilerHelpers.StartupCodeHelpers.InitialiseRuntime(modulesSeg);
FrameBuffer._instance = fb;
Font.Initialise();
IDT.Disable();
GDT.Initialise();
IDT.Initialise();
IDT.Enable();
Console.Clear();
Console.WriteLine("Hello from the kernel!\nThis is a line feed without carriage return,\r\nand this is with.");
Console.WriteLine("Let's test some ANSI escape sequences :)");
Console.WriteLine("\x1b[30;107m *** \x1b[31;49m *** \x1b[32m *** \x1b[33m *** \x1b[34m *** \x1b[35m *** \x1b[36m *** \x1b[37m *** ");
Console.WriteLine("\x1b[90m *** \x1b[91m *** \x1b[92m *** \x1b[93m *** \x1b[94m *** \x1b[95m *** \x1b[96m *** \x1b[97m *** ");
Console.WriteLine("\x1b[39;40m *** \x1b[30;41m *** \x1b[42m *** \x1b[43m *** \x1b[44m *** \x1b[45m *** \x1b[46m *** \x1b[47m *** ");
Console.WriteLine("\x1b[100m *** \x1b[101m *** \x1b[102m *** \x1b[103m *** \x1b[104m *** \x1b[105m *** \x1b[106m *** \x1b[107m *** \x1b[0m");
Console.WriteLine();
for (; ;)
{
Console.Write("> ");
var cmd = Console.ReadLine();
switch (cmd)
{
case "mem":
Console.Write("Allocations: ");
Console.Write(Allocator.Allocations);
Console.WriteLine();
Console.Write("Total Memory: ");
Console.Write(Allocator.TotalMemory);
Console.WriteLine(" bytes");
Console.Write("Free Memory: ");
Console.Write(Allocator.FreeMemory);
Console.WriteLine(" bytes");
Console.Write("Used Memory: ");
Console.Write(Allocator.UsedMemory);
Console.Write(" bytes (");
Console.Write(Allocator.UsedMemory / 4096);
Console.WriteLine(" pages)");
break;
}
cmd.Dispose();
}
}
public static int Unlock()
{
if (IDT.Initialised)
{
IDT.Enable();
}
return(0);
}