Limit buffer size to 1 or 2 KB instead of 32 KB.
Only decrypt right before dma transfer.
Fixes frame drops and audio underruns in vf4evoct attract mode.
Issue #1717
New serialize framework. Refactor serialization into modules.
Maple dma xfer must not be executed immediately. Delay until interrupt
is raised.
Fixes Geist Force freeze at start.
Flyinghead