initial commit

2026-07-18 20:34:55 +02:00
commit 59ad004c96
474 changed files with 226635 additions and 0 deletions
@@ -0,0 +1,29 @@
+#ifndef C64_CIA
+#define C64_CIA
+
+#include "types.h"
+
+struct CIA
+{
+	volatile byte	pra, prb;
+	volatile byte	ddra, ddrb;
+	volatile word	ta, tb;
+	volatile byte	todt, tods, todm, todh;
+	volatile byte	sdr;
+	volatile byte	icr;
+	volatile byte	cra, crb;
+};
+
+#define cia1	(*((struct CIA *)0xdc00))
+#define cia2	(*((struct CIA *)0xdd00))
+
+extern byte ciaa_pra_def;
+
+void cia_init(void);
+
+#pragma compile("cia.c")
+
+#endif
+
+
+