Tags: marqs85/ossc

fix 384col and 480p preset processing when PR2x is disabled

fix multi-sector SD_Read

update README

update README

update to Quartus 23.1

* add patch file to enforce LE use on small memory blocks
* utilize M9K freed from epcq_controller for restoring profile export function

adjust sync filtering tolerance

sync processing and preset improvements

* increase accurary of vblank region calculation
* increase selectable PLL coast range
* fix GBI preset H multiplication factors
* enable 1250i/50 detection

increase video mode name length to fit null terminator

misc fixes

* fix phase adjustment
* fix HDMI AVI infoframe checksum calculation
* reduce passthru OSD size

add support for shadow masks (up to 4x4)