git.y1.nz

commit 64cd76351bf32cac758c8aa39c74ceba92265347
parent 021069becba6477324f176af0856aafa326116e1
Author: Toxa <untoxa@mail.ru>
Date:   Thu,  5 Dec 2024 19:41:27 +0300

GB: prevent halt bug triggering if hblank_copy_vram() was called at the unlucky moment

Diffstat:
M
gbdk-lib/libc/targets/sm83/hblankcpy.s
1
+

1 file changed, 1 insertion(+), 0 deletions(-)
diff --git a/gbdk-lib/libc/targets/sm83/hblankcpy.s b/gbdk-lib/libc/targets/sm83/hblankcpy.s
@@ -41,6 +41,7 @@ _hblank_cpy_vram::
         ld a, e                 ; prepare the first byte
 
         halt
+        nop                     ; in case the halt bug is triggered
 
         ld (hl+), a             ; copy two bytes
         ld a, d

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