public static unsafe void Init()
{
RuntimeMemory.SetupEarlyStartup();
InitializAssembly();
//Mosa.Runtime.StartUp.InitializeRuntimeMetadata();
RuntimeMemory.SetupAllocator();
ElfSections = *((ElfSections *)SysCalls.GetElfSectionsAddress());
ElfSections.Init();
}
private static unsafe void InitCurrentThread()
{
var tls = (ThreadLocalStorageBlock *)SysCalls.RequestMemory(4096);
tls->ThreadID = SysCalls.GetCurrentThreadID();
var th = new Thread(tls);
tls->ThreadPtr = (uint)(void *)Intrinsic.GetObjectAddress(th);
SysCalls.SetThreadStorageSegmentBase(tls->ThreadPtr);
}
internal static unsafe void SetupAllocator()
{
Allocator = new RuntimeAllocator();
var ptr = (byte *)SysCalls.RequestMemory(KMath.AlignValueCeil(Allocator.headSize, 4096));
for (var i = 0; i < Allocator.headSize; i++)
{
*(ptr + i) = 0; // TODO: Optimize
}
Allocator.List_heads = (malloc_meta **)ptr;
AllocatorInitialized = true;
}
protected override void *mmap(uint unknown, uint flags, size_t pages)
{
var bytes = pages * 4096;
var ptr = (byte *)SysCalls.RequestMemory(bytes);
//KernelMessage.WriteLine("mmap: Pages: {0}, Addr: {1:X8}", pages, (uint)ptr);
for (var i = 0; i < bytes; i++)
{
*(ptr + i) = 0;
}
return(ptr);
}
internal static void SetupEarlyStartup()
{
initialMemoryNextAddr = SysCalls.RequestMemory(3 * 1024 * 1024);
}
public static void Write(char c)
{
SysCalls.WriteDebugChar(c);
}
public static void WriteLine()
{
SysCalls.WriteDebugChar('\n');
}
public static void WriteLine(string msg)
{
SysCalls.WriteDebugMessage(buf, msg);
SysCalls.WriteDebugChar('\n');
}
public static void Write(string msg)
{
SysCalls.WriteDebugMessage(buf, msg);
}
static Console()
{
var writeDebugMessageProcID = SysCalls.GetProcessIDForCommand(SysCallTarget.WriteDebugMessage);
buf = SysCalls.RequestMessageBuffer(4096, writeDebugMessageProcID);
}
public static unsafe void Exit(int exitCode)
{
SysCalls.KillProcess(CurrentProcessID);
}
public static MemoryAllocation RequestMessageBuffer(int size, int targetProcessID)
{
var buf = SysCalls.RequestMessageBuffer((uint)size, targetProcessID);
return(new MemoryAllocation(buf));
}