GideonZ / ultimate_releases

Binary blobs of U2/U2+ and U64 firmware versions
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U64/U64E retail V-Max! protected games do not load #13

Closed Chaniyth closed 3 months ago

Chaniyth commented 3 years ago

renegade[taito_1988](vmax3).g64.zip

The Ultimate 64 / Ultimate 64 Elite compatibility issue outlined below is present while loading retail V-Max! protected titles on real 1541 drives connected to an U64/U64E and also G64 images.

With the latest 1.37 firmware update for the Ultimate 64 retail V-Max! protected titles will not load and simply crash/restart the systrm. The issue is present also with 1.34 firmware (not sure really how long this issue has existed) but on that firmware a user only had to set the Bus Operations Mode to the CPU/VIC setting and it would allow those games to load and work properly.

However, on firmware 1.37 none of the Bus Operations Mode options fixes the issue, the games simply do not load and will crash (reboot) to the default C64 startup screen.

Attached is a disk image file to test and debug this. I really hope this is fixed soon.