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This interface was reported to work by Koivukoski1 on Fri, 29 June 2012.
If you have such distro, that has configuration for Presonus StudioLive in "usr/share/libffado2/configuration", like AV-Linux 5.0.2, 5.0.3 or Ubuntu Studio 12.04+, it will work "Out of the box".
Don't try to use sample rate higher than 48000Hz!
Ardour sees 32 in & 18 out. When you monitor your recordings, connect 17/18 outputs to Ardour's master.
I use LSI Firewire Chip.