cleanups and add more comments

2013-06-21 00:01:07 +02:00
parent 6ed1b07e59
commit f16516047a
3 changed files with 63 additions and 43 deletions
--- a/libsrc/atari/system_check.s
+++ b/libsrc/atari/system_check.s
@@ -92,13 +92,13 @@ fail:	jsr	delay


 sys_ok:
-.include "xlmemchk.inc"
+	.include "xlmemchk.inc"		; calculate lowest address we will use when we move the screen buffer down

 	sec
 	lda	MEMLO
-	sbc	tstadr2
+	sbc	lowadr
 	lda	MEMLO+1
-	sbc	tstadr2+1
+	sbc	lowadr+1
 	bcc	memlo_ok

 ; load address was too low