Making Realtime audio, with Mandriva Linux and Rolands Edirole UA-25ex (usb powered sound card), using Ardour, Hydrogen, Rosegarden, jackd and qsynth.
First thing I had to do was get a kernel that supported the new usb audio card.
I started with the newest available, from Mandriva ccooker, 2.6.28 rc...x86_64.
This kernel allowed the device to work out of the box, once I turned off the onboard sound chip in bios.
But I could not get a realtime...