Changes
CRTC
,/* VLC (C9) overflow */
* on CRTCs 3/4, the current line is considered the last one of this CRTC character and VLC will reset to 0 on the next line
As an exception, on CRTCs 0/2, if VLC is modified during the last frame line, then VLC resets to 0 on the next raster line as it starts updated value will not be considered for the next current frame.
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