I can confirm that Whizpro BIOS v1.06 enables LBA48 support (just flashed it on a board). It's very strange that they removed it from the website, I wonder why. I wonder what the case is with p6889k's Award BIOS board. Is there a date stamp on the BIOS? Does it support LBA48?

If anyone wants to see a decap image, here you go: https://dl.dropbox.com/s/ellocl0ig0dfc9v/LA32_die_higher-res_3.jpg?dl=1 This is not perfect, but I was able to image it well enough to extract the ROM tables. These are nearly identical to the Yamaha OPL2/3 tables from https://docs.google.com/ …