private void SvcUnmapMemory(AThreadState ThreadState)
{
long Dst = (long)ThreadState.X0;
long Src = (long)ThreadState.X1;
long Size = (long)ThreadState.X2;
if (!IsValidPosition(Src))
{
Ns.Log.PrintWarning(LogClass.KernelSvc, $"Invalid src address {Src:x16}!");
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidMemRange);
return;
}
if (!IsValidMapPosition(Dst))
{
Ns.Log.PrintWarning(LogClass.KernelSvc, $"Invalid dst address {Dst:x16}!");
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidMemRange);
return;
}
AMemoryMapInfo DstInfo = Memory.Manager.GetMapInfo(Dst);
Memory.Manager.Unmap(Dst, Size, (int)MemoryType.MappedMemory);
Memory.Manager.Reprotect(Src, Size, DstInfo.Perm);
Memory.Manager.ClearAttrBit(Src, Size, 0);
ThreadState.X0 = 0;
}
private void SvcQueryMemory(AThreadState ThreadState)
{
long InfoPtr = (long)ThreadState.X0;
long Position = (long)ThreadState.X2;
AMemoryMapInfo MapInfo = Memory.Manager.GetMapInfo(Position);
if (MapInfo == null)
{
long AddrSpaceEnd = MemoryRegions.AddrSpaceStart + MemoryRegions.AddrSpaceSize;
long ReservedSize = (long)(ulong.MaxValue - (ulong)AddrSpaceEnd) + 1;
MapInfo = new AMemoryMapInfo(AddrSpaceEnd, ReservedSize, (int)MemoryType.Reserved, 0, AMemoryPerm.None);
}
Memory.WriteInt64(InfoPtr + 0x00, MapInfo.Position);
Memory.WriteInt64(InfoPtr + 0x08, MapInfo.Size);
Memory.WriteInt32(InfoPtr + 0x10, MapInfo.Type);
Memory.WriteInt32(InfoPtr + 0x14, MapInfo.Attr);
Memory.WriteInt32(InfoPtr + 0x18, (int)MapInfo.Perm);
Memory.WriteInt32(InfoPtr + 0x1c, 0);
Memory.WriteInt32(InfoPtr + 0x20, 0);
Memory.WriteInt32(InfoPtr + 0x24, 0);
//TODO: X1.
ThreadState.X0 = 0;
ThreadState.X1 = 0;
}
private void SvcCreateTransferMemory(AThreadState ThreadState)
{
long Src = (long)ThreadState.X1;
long Size = (long)ThreadState.X2;
int Perm = (int)ThreadState.X3;
if (!IsValidPosition(Src))
{
Ns.Log.PrintWarning(LogClass.KernelSvc, $"Invalid address {Src:x16}!");
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidMemRange);
return;
}
AMemoryMapInfo MapInfo = Memory.Manager.GetMapInfo(Src);
Memory.Manager.Reprotect(Src, Size, (AMemoryPerm)Perm);
HTransferMem TMem = new HTransferMem(Memory, MapInfo.Perm, Src, Size);
ulong Handle = (ulong)Process.HandleTable.OpenHandle(TMem);
ThreadState.X0 = 0;
ThreadState.X1 = Handle;
}
private void SvcMapMemory(AThreadState ThreadState)
{
long Dst = (long)ThreadState.X0;
long Src = (long)ThreadState.X1;
long Size = (long)ThreadState.X2;
if (!IsValidPosition(Src))
{
Logging.Warn(LogClass.KernelSvc, $"Tried to map Memory at invalid src address {Src:x16}!");
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidMemRange);
return;
}
if (!IsValidMapPosition(Dst))
{
Logging.Warn(LogClass.KernelSvc, $"Tried to map Memory at invalid dst address {Dst:x16}!");
ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidMemRange);
return;
}
AMemoryMapInfo SrcInfo = Memory.Manager.GetMapInfo(Src);
Memory.Manager.Map(Dst, Size, (int)MemoryType.MappedMemory, SrcInfo.Perm);
Memory.Manager.Reprotect(Src, Size, AMemoryPerm.None);
Memory.Manager.SetAttrBit(Src, Size, 0);
ThreadState.X0 = 0;
}
public int Padding; //SBZ
public MemoryInfo(AMemoryMapInfo MapInfo)
{
BaseAddress = MapInfo.Position;
Size = MapInfo.Size;
MemType = MapInfo.Type;
MemAttr = 0;
MemPerm = (int)MapInfo.Perm;
IpcRefCount = 0;
DeviceRefCount = 0;
Padding = 0;
}
private void SvcCreateTransferMemory(AThreadState ThreadState)
{
long Position = (long)ThreadState.X1;
long Size = (long)ThreadState.X2;
int Perm = (int)ThreadState.X3;
AMemoryMapInfo MapInfo = Memory.Manager.GetMapInfo(Position);
Memory.Manager.Reprotect(Position, Size, (AMemoryPerm)Perm);
HTransferMem HndData = new HTransferMem(Memory, MapInfo.Perm, Position, Size);
int Handle = Ns.Os.Handles.GenerateId(HndData);
ThreadState.X1 = (ulong)Handle;
ThreadState.X0 = (int)SvcResult.Success;
}
private static void SvcCreateTransferMemory(Switch Ns, ARegisters Registers, AMemory Memory)
{
long Position = (long)Registers.X1;
long Size = (long)Registers.X2;
int Perm = (int)Registers.X3;
AMemoryMapInfo MapInfo = Memory.Manager.GetMapInfo(Position);
Memory.Manager.Reprotect(Position, Size, (AMemoryPerm)Perm);
HTransferMem HndData = new HTransferMem(Memory, MapInfo.Perm, Position, Size);
int Handle = Ns.Os.Handles.GenerateId(HndData);
Registers.X1 = (ulong)Handle;
Registers.X0 = (int)SvcResult.Success;
}
private void SvcQueryMemory(AThreadState ThreadState)
{
long InfoPtr = (long)ThreadState.X0;
long Position = (long)ThreadState.X2;
AMemoryMapInfo MapInfo = Memory.Manager.GetMapInfo(Position);
MemoryInfo Info = new MemoryInfo(MapInfo);
Memory.WriteInt64(InfoPtr + 0x00, Info.BaseAddress);
Memory.WriteInt64(InfoPtr + 0x08, Info.Size);
Memory.WriteInt32(InfoPtr + 0x10, Info.MemType);
Memory.WriteInt32(InfoPtr + 0x14, Info.MemAttr);
Memory.WriteInt32(InfoPtr + 0x18, Info.MemPerm);
Memory.WriteInt32(InfoPtr + 0x1c, Info.IpcRefCount);
Memory.WriteInt32(InfoPtr + 0x20, Info.DeviceRefCount);
Memory.WriteInt32(InfoPtr + 0x24, Info.Padding);
//TODO: X1.
ThreadState.X0 = (int)SvcResult.Success;
ThreadState.X1 = 0;
}
private static void SvcQueryMemory(Switch Ns, ARegisters Registers, AMemory Memory)
{
long InfoPtr = (long)Registers.X0;
long Position = (long)Registers.X2;
AMemoryMapInfo MapInfo = Memory.Manager.GetMapInfo(Position);
MemoryInfo Info = new MemoryInfo(MapInfo);
Memory.WriteInt64(InfoPtr + 0x00, Info.BaseAddress);
Memory.WriteInt64(InfoPtr + 0x08, Info.Size);
Memory.WriteInt32(InfoPtr + 0x10, Info.MemType);
Memory.WriteInt32(InfoPtr + 0x14, Info.MemAttr);
Memory.WriteInt32(InfoPtr + 0x18, Info.MemPerm);
Memory.WriteInt32(InfoPtr + 0x1c, Info.IpcRefCount);
Memory.WriteInt32(InfoPtr + 0x20, Info.DeviceRefCount);
Memory.WriteInt32(InfoPtr + 0x24, Info.Padding);
//TODO: X1.
Registers.X0 = (int)SvcResult.Success;
Registers.X1 = 0;
}
