private static unsafe void InitializeUserMode()
{
if (!KConfig.UseUserMode)
{
return;
}
if (KConfig.UseTaskStateSegment)
{
TssAddr = VirtualPageManager.AllocatePages(1);
PageTable.KernelTable.SetWritable(TssAddr, 4096);
KernelMemoryMapManager.Header->Used.Add(new KernelMemoryMap(TssAddr, 4096, BootInfoMemoryType.TSS, AddressSpaceKind.Virtual));
}
// Disabling Interrupts here is very important, otherwise we will get randomly an Invalid TSS Exception.
Uninterruptible.Execute(() =>
{
GDT.SetupUserMode(TssAddr);
});
}
/// <summary>
/// Signal the Integration tests, that Test was successful.
/// </summary>
public static void TriggerTestPassed()
{
Uninterruptible.Execute(() => KernelMessage.WriteLine(KConfig.SelfTestPassedMarker));
}