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authorMichael Pavone <pavone@retrodev.com>2015-07-25 18:19:00 -0700
committerMichael Pavone <pavone@retrodev.com>2015-07-25 18:19:00 -0700
commit7406c8bf64624feff0bf982e4667a194d31f8484 (patch)
treedbd3f9c9d47143da8c3da2191e7f6d13d3fd6db5
parent7bd703813717b7c099f9f89eafa256d5dd35a6db (diff)
Add a couple of comments to menu.s68
-rw-r--r--menu.s684
1 files changed, 3 insertions, 1 deletions
diff --git a/menu.s68 b/menu.s68
index 65dd1d2..f603ebf 100644
--- a/menu.s68
+++ b/menu.s68
@@ -196,7 +196,7 @@ print_string:
move.w d1, (a0)
addq #1, d2
move.l d2, d1
- ;add.w d1, d1
+ ;switch to other plane
and.w #$FFFE, d1
swap d1
eor.l #$20000000, d3
@@ -205,7 +205,9 @@ print_string:
bra .loop
.newline
moveq #0, d2
+ ;switch back to plane A
and.l #$DFFFFFFF, d3
+ ;skip to next row
add.l #$00800000, d3
move.l d3, (a1)
bra .loop