lay base for DSi-mode TSC

src/DSi_SPI_TSC.h

@@ -0,0 +1,40 @@
+/*
+    Copyright 2016-2019 Arisotura
+
+    This file is part of melonDS.
+
+    melonDS is free software: you can redistribute it and/or modify it under
+    the terms of the GNU General Public License as published by the Free
+    Software Foundation, either version 3 of the License, or (at your option)
+    any later version.
+
+    melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
+    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+    FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with melonDS. If not, see http://www.gnu.org/licenses/.
+*/
+
+#ifndef DSI_SPI_TSC
+#define DSI_SPI_TSC
+
+namespace DSi_SPI_TSC
+{
+
+extern u32 DataPos;
+
+bool Init();
+void DeInit();
+void Reset();
+void DoSavestate(Savestate* file);
+
+void SetTouchCoords(u16 x, u16 y);
+void MicInputFrame(s16* data, int samples);
+
+u8 Read();
+void Write(u8 val, u32 hold);
+
+}
+
+#endif // DSI_SPI_TSC