On 06/01/2008, Joachim Foerster <mls.JOFT@xxxxxx> wrote: > Hi, > > On Sat, 2008-01-05 at 22:42 +0800, Ning Zhang wrote: > > ( I did not found /dev/snd or /dev/dsp ) > > > > But when I run the application, I got these errors: > > # /tmp/pcm_play_arm_s default > > ALSA lib pcm.c:2145:(snd_pcm_open_noupdate) Unknown PCM default > > Playback open error: No such file or directory > > Well, I think, the /dev/snd/* devices files have to exist. Do you use > udevd? If not, I guess you have to create these files manually - or by > using the snddevices script in alsa-driver package. > If you use udevd, then - perhaps - your are missing some rules files > (/etc/udev/rules.d). Have a look at your Linux distributions rules files > of your host PC. > > > Here are my questions: > > 1, When we install the alsa-lib, we can get some libs, besides those, do we > > also get some config files according to the local linux environment and > > alsa-lib will use these config files to access the real driver? If that, how > > can I install the alsa-lib to a embedded platform directly or what config > > files should I port to embedded platform? > > > > 2, Must I edit ~/.asoundrc and /etc/alsa/alsa.conf ? In my situation, what > > should I do ? Is somebody so kind can give me a simple template? > > I cannot really say something about your questions - I hadn't to create > any special config. files, when I started using my own driver (for a > PPC405 based board (ML403)). I just cross-compiled and installed > alsa-lib and alsa-tools (to have aplay and arecord). > Any chance you could publish your configuration here? _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
