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tetrisp2: Implement MPEG video decoding for VJ's King Qtaro PCI video decoder card

16

PCB pics for documentation (thanks @Shizmob): https://up.shiz.me/a/vj-visual-and-music-slap/ Seemingly the only clear gameplay footage available on the internet for this game for documentation/reference: https://www.youtube.com/watch?v=bjrhNC54h0o [pl_mpeg](https://github.com/phoboslab/pl_mpeg) (an MIT licensed header-only MPEG-1 video...

I have a feeling the internal PS2 state isn't getting reset properly because USB traffic dies very quickly and it doesn't seem to actually be communicating with the USB device...

The configuration side of things is done but the backend where it's actually used isn't. - [ ] Analog deadzone impl - [ ] Analog sensitivity impl - [ ]...

util/cdrom, machine/t10mmc: Add preliminary support for multisession CD-ROMs, indexes, and track flags

1

All of the commits can be reviewed independently. Opening as a draft to get feedback because it's a lot of changes. I won't be adding CHD support for these features....

Code and research thanks to @spicyjpeg.