initial import, completely untested, does not compile yet

2014-11-29 14:18:48 +01:00
parent fed3179d3b
commit faccc5a3d6
23 changed files with 1974 additions and 0 deletions
--- a/libsrc/pcengine/clock.s
+++ b/libsrc/pcengine/clock.s
@@ -0,0 +1,23 @@
+;
+; Ullrich von Bassewitz, 21.09.1998
+;
+; clock_t clock (void);
+;
+          
+		.include "pcengine.inc"
+
+      	.export	       	_clock
+ 		.importzp	sreg
+ 
+.proc	_clock
+
+		ldy	#0  	    	; Byte 3 is always zero
+       	sty sreg+1
+       	sty sreg
+
+		ldx _tickcount+1
+		lda _tickcount
+       	rts
+
+.endproc
+