X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=snes_test1;a=blobdiff_plain;f=test.asm;h=4c51874f0642156d0f756809b7c5a97d62463c97;hp=eff673c4468562cf0f0400c68fa45bffe002c1b0;hb=d056c4cbe305565a50a4ee9d60906d78fb119b4d;hpb=097c3ec68b5ce13fffc3dbd09eb384716931fde1

diff --git a/test.asm b/test.asm
index eff673c..4c51874 100644
--- a/test.asm
+++ b/test.asm
@@ -15,6 +15,14 @@
 	sep #$20
 	.a8
 	.endmacro
+	.macro I16
+	rep #$10
+	.i16
+	.endmacro
+	.macro I8
+	sep #$10
+	.i8
+	.endmacro
 
 	; VMEM map
 	; 0000: tilemap for BG1 (32x32 4bpp: 512b)
@@ -256,6 +264,16 @@ snes_init:
 	stz REG_MDMAEN
 	stz REG_HDMAEN
 	stz REG_MEMSEL
+
+	; clear vmem
+	I16
+	setreg REG_VMAINC, $80
+	ldx $4000
+@clear:	stz REG_VMDATAL
+	stz REG_VMDATAH
+	dex
+	bne @clear
+	I8
 	rts
 
 	; cartridge header