Pi Firmware: improved debug grid for de-interlacing

Change-Id: I706bbd597262cab5ed1319a74f0a094f87afd3a8
2018-11-12 13:06:13 +00:00 · 2018-11-12 13:06:13 +00:00 · ac5c92c263
commit ac5c92c263
--- a/src/rgb_to_fb.S
+++ b/src/rgb_to_fb.S
@ -451,6 +451,10 @@ notfirstword\@:
        orr    r8, r8, r8, lsl#8
        orr    r8, r8, r8, lsl#16

+        tst    r3, #BIT_DEBUG
+        orrne  r10, r10, #0x04000000
+        orrne  r10, r10, #0x00000040
+
        eor    r0, r0,r10           // compare odd with odd and even with even fields
        tst    r0, #0x77000000
        tsteq  r0, #0x00770000