On Mon, Jun 18, 2012 at 10:24 AM, Stephen E. Baker <baker.stephen.e@xxxxxxxxx> wrote: > On 18/06/2012 9:48 AM, Ralf Mardorf wrote: >> >> On Mon, 2012-06-18 at 15:41 +0200, Ralf Mardorf wrote: >>> >>> On Mon, 2012-06-18 at 08:34 -0400, Stephen E. Baker wrote: >>>> >>>> it involves being able to identify which device your usb sound >>>> device is. >>> >>> "So run: >>> udevinfo -a -p /sys/block/sda >>> (replace sda with you device)" - >>> >>> http://www.banquise.org/hardware/how-to-automatically-run-a-script-after-inserting-a-usb-device-on-ubuntu/ >>> >>> What is the name for the sound device? >>> >>> FWIW, you get unique device name listed in /proc/asound/ >>> >>> A Swissonic device >>> spinymouse@precise:~$ ls -hAl /proc/asound/ | grep card3 >>> dr-xr-xr-x 2 root root 0 Jun 18 15:14 card3 >>> lrwxrwxrwx 1 root root 5 Jun 18 15:14 U0x170b0x11 -> card3 >>> A Korg device >>> spinymouse@precise:~$ ls -hAl /proc/asound/ | grep card3 >>> dr-xr-xr-x 2 root root 0 Jun 18 15:14 card3 >>> lrwxrwxrwx 1 root root 5 Jun 18 15:14 nanoKONTROL -> card3 >>> >>> but what names are used for "udevinfo -a -p /sys/block/[...]"? >>> >>> spinymouse@precise:~$ ls /sys/block/ >>> loop0 loop2 loop4 loop6 ram0 ram10 ram12 ram14 ram2 ram4 ram6 >>> ram8 sda sr0 >>> loop1 loop3 loop5 loop7 ram1 ram11 ram13 ram15 ram3 ram5 ram7 >>> ram9 sdb >> >> Resp. in /sys/"whatever" >> > /sys/block/ is block devices (i.e. hard drives, potential ram drives, loop > back devices), so it wouldn't be in there. I'm not sure where in /sys it > would be, but if you check the last few lines dmesg after plugging it in it > should tell you. Try /sys/class/sound/card0 (or card1, or whatever number).
