beagleboard-xmにubuntu 11.04インストール簡単簡単。以下からダウンロード http://cdimage.ubuntu.com/releases/natty/release/ でも、音が鳴らない。デバイスは認識しているようだ。 なんでやろ、 あと、omap3系はクロックが制限されているらしい。 今の状態だとちょっととろい。 書いてからなんか見つける https://wiki.ubuntu.com/ARM/NattyReleaseNotes Omap3 (Beagleboard/BeagleXM) OMAP3 CPUs don't run at full speed by default. While we set the required mpurate cmdline parameter on our images, the values for the different OMAP3 CPUs are not always correct, to work around this you can edit the cmdline in /boot/boot.script and call "sudo flash-kernel", the change will take effect on next reboot. This should only affect BeagleXM users. (771537) Audio on omap3 systems is currently muted and there is no way to unmute from PulseAudio. To adjust audio, open a terminal window and run alsamixer, then increase the Headset Volume slider to ~50, and unmute HeadsetL mixer AudioL2 and HeadsetR mixer AudioR2. the audio out jack should now be working. (651302) Monitor Resolution on omap3 p...