Replaced the Cirrus Logic code with the latest code from TheCollector1995 - the CL-GD 5428 is now fully working, as is the CL-GD 5429;
Minor clean-up in the AHA/BusLogic BIOS commands code;
Slightly rewritten mem_readb_phys_dma() and mem_writeb_phys_dma().
Fixed CD-ROM sector reading from CUE/BIN images with 2048-byte sectors;
Fixed existing CD-ROM Mode 2 support and adding support for the remaining variants of Mode 2;
The Windows CD-ROM IOCTL code now correctly determines the track type, fixes CD Audio over IOCTL;
Applied all PCem sound-related commits;
Sound Blaster 16/AWE32 mixer effects now also apply to CD Audio when the Sound Blaster 16 or AWE32 is selected.