From: kub <derkub@gmail.com>
Date: Fri, 12 Jul 2024 20:11:51 +0000 (+0200)
Subject: core, adjustment for background color DMA
X-Git-Tag: v2.00~6
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a9d1e99533de1fd378892c0da5caa564f2bb639b;p=picodrive.git

core, adjustment for background color DMA
---

diff --git a/pico/videoport.c b/pico/videoport.c
index 9663e2bf..9c35162d 100644
--- a/pico/videoport.c
+++ b/pico/videoport.c
@@ -626,7 +626,8 @@ static void DmaSlow(int len, u32 source)
         if (sl > VdpFIFO.fifo_hcounts[0]-5) // hint delay is 5 slots
           sl = (s8)sl;
         // TODO this is needed to cover timing inaccuracies
-        if (sl <= 12) sl = -2;
+        if (sl <= 12) sl = -3;
+        else if (sl <= 40) sl = 30;
         PicoDrawBgcDMA(base, source, mask, len, sl);
         // do last DMA cycle since it's all going to the same cram location
         source = source+len-1;