On Sat, 2006-05-20 at 23:35 -0700, Moon wrote: > So I'm coming to the conclusion that the RME Multiface/dsp hardware > rev. 1.08 hates the ASUS A8N-E motherboard. I get an hwdep ioctl error > no matter how I set up the (limited) bios options and boot options with > Ubuntu dapper 2.6.15.22 or 2.6.15.23 (i386, i686, k7 of each tried). i suspect its a new rev of the firmware not currently supported by the ALSA driver. this has been a perennial problem and so the ALSA driver tends to be cautious - rather than work with any firmware by default, it assumes that if the firmware version is not explicitly listed, it doesn't work. however, your reports of an ioctl error suggest something slightly different. what happens if you boot into windows then warm boot into linux (no power shutdown to the multiface) ? ALSA does not distribute the "real firmware". what is handled by ALSA is what RME call the "io program" and it relies on a particular version of the actual "firmware" being in place in the PCI interface. --p