thermosphere: copy paste lots of gdb luma files (but don't build them yet)

thermosphere/src/gdb/regs.h

@@ -0,0 +1,15 @@
+/*
+*   This file is part of Luma3DS.
+*   Copyright (C) 2016-2019 Aurora Wright, TuxSH
+*
+*   SPDX-License-Identifier: (MIT OR GPL-2.0-or-later)
+*/
+
+#pragma once
+
+#include "gdb.h"
+
+GDB_DECLARE_HANDLER(ReadRegisters);
+GDB_DECLARE_HANDLER(WriteRegisters);
+GDB_DECLARE_HANDLER(ReadRegister);
+GDB_DECLARE_HANDLER(WriteRegister);