private void *mmap(uint unknown, uint flags, size_t pages)
{
var bytes = pages * 4096;
var ptr = (byte *)RawVirtualFrameAllocator.RequestRawVirtalMemoryPages(pages);
//KernelMessage.WriteLine("mmap: Pages: {0}, Addr: {1:X8}", pages, (uint)ptr);
for (var i = 0; i < bytes; i++)
{
*(ptr + i) = 0;
}
return(ptr);
}
public unsafe static void Setup()
{
kmallocAllocator = new Allocator();
var ptr = (byte *)RawVirtualFrameAllocator.RequestRawVirtalMemoryPages(KMath.AlignValueCeil(Allocator.headSize, 4096));
for (var i = 0; i < Allocator.headSize; i++)
{
*(ptr + i) = 0;
}
kmallocAllocator.list_heads = (malloc_meta **)ptr;
ManagedMemoy.useAllocator = true;
KernelMessage.WriteLine("Memory free: {0} MB", (PageFrameManager.PagesAvailable * 4096) / 1024 / 1024);
}