Atte Andr? Jensen wrote: > Clemens Ladisch wrote: > >>the 449C fails to show up > >Does it show up in /proc/asound/cards? > > Nope. This is under 2.6.15-rt21: > > [atte@aarhus atte]$ cat /proc/asound/cards > 1 [UA1A ]: USB-Audio - EDIROL UA-1A > Roland EDIROL UA-1A at usb-0000:00:03.1-2, full speed > 2 [keyboard ]: USB-Audio - MK-249C USB MIDI keyboard > Evolution Electronics Ltd. MK-249C USB MIDI keyboard at usb-0000:00:03.2-1.2, f > 3 [keyboard_1 ]: USB-Audio - MK-249C USB MIDI keyboard > Evolution Electronics Ltd. MK-249C USB MIDI keyboard at usb-0000:00:03.2-1.3, f > 4 [Keyboard ]: USB-Audio - MK-449C USB MIDI Keyboard > Evolution Electronics Ltd. MK-449C USB MIDI Keyboard at usb-0000:00:03.2-1.1, f > > This is with 2.6.16.5-rt14 > > [atte@aarhus atte]$ cat /proc/asound/cards > 1 [UA1A ]: USB-Audio - EDIROL UA-1A > Roland EDIROL UA-1A at usb-0000:00:03.2-1, full speed > 2 [keyboard ]: USB-Audio - MK-249C USB MIDI keyboard > Evolution Electronics Ltd. MK-249C USB MIDI keyboard at usb-0000:00:03.1-2.2, f > 3 [keyboard_1 ]: USB-Audio - MK-249C USB MIDI keyboard > Evolution Electronics Ltd. MK-249C USB MIDI keyboard at usb-0000:00:03.1-2.3, f The USB port numbers to not match. > usb 2-2.2: Product: MK-249C USB MIDI keyboard > usb 2-2.2: configuration #1 chosen from 1 choice > ... > usb 2-2.1: Product: MK-449C USB MIDI Keyboard > usb 2-2.1: no configuration chosen from 1 choice The kernel did not enable the MK-449C. I don't know why, try asking on the linux-usb-users list. > [drm:radeon_cp_init] *ERROR* radeon_cp_init called without lock held Load the agpgart module and your chipset-specific AGP bridge module before starting X. HTH Clemens