HI! ----- Original Message ---- > From: vasudha rao <vasudha.jrao@xxxxxxxxx> > To: aggarwal <anuj.aggarwal@xxxxxxxxx> > Cc: alsa-devel@xxxxxxxxxxxxxxxx > Sent: Tuesday, September 16, 2008 17:08:30 > Subject: Re: Unable to play aplay > > I inserted modules to my linux kernel (2.6.20)like.. > > $insmod snd.ko > $insmod snd-timer.ko > $insmod snd-page-alloc.ko > $insmod snd-pcm.ko > $insmod ac97_bus.ko > $insmod snd-ac97-codec.ko > $insmod snd-at91-ac97.ko > > After this, I am getting, > > $aplay > > No error messages.. > > $aplay laughter.wav > Playing WAVE 'laughter.wav' : Unsigned 8 bit, Rate 8000 Hz, Mono > Bad pte = 5fc3e05f, process = aplay, vm_flags = 800fb, vaddr = 4032c000 > Bad pte = 5fc3f05f, process = aplay, vm_flags = 800fb, vaddr = 4032d000 > Unable to handle kernel paging request at virtual address ff800001 > pgd = c346c000 > [ff800001] *pgd=00000000 > Internal error: Oops: 1 [#1] > Modules linked in: snd_at91_ac97 snd_ac97_codec ac97_bus snd_pcm > snd_page_alloc snd_timer snd > CPU: 0 > PC is at snd_pcm_mmap_data_nopage+0xc4/0xe8 [snd_pcm] > LR is at 0x4032e000 > pc : [] lr : [<4032e000>] Not tainted > sp : c3bb3e6c ip : ff7ffffd fp : c3bb3e80 > r10: 4032e000 r9 : c001f380 r8 : c3bb2000 > r7 : c3449764 r6 : 00000000 r5 : c3bb3ea0 r4 : c34a8c00 > r3 : 00000093 r2 : 00000013 r1 : 00006000 r0 : c0aa3800 > Flags: nzcv IRQs off FIQs on Mode SVC_32 Segment user > Control: 5317F > Table: 2346C000 DAC: 00000015 > Process aplay (pid: 916, stack limit = 0xc3bb2250) > Stack: (0xc3bb3e6c to 0xc3bb4000) > 3e60: 00000000 c3e192ec c3bb3ecc c3bb3e84 > c0067c58 > 3e80: bf019030 c346d008 c001f3c0 5fc3f05f 00000000 00000000 c346d008 > 00000000 > 3ea0: 00000002 ffffffeb c3d2b040 c3449764 c001f380 c001f3b4 c3bb3fb0 > 4032e000 > 3ec0: c3bb3f04 c3bb3ed0 c00293a4 c0067b2c 00022b70 00000000 00000017 > ffffffff > 3ee0: c027900c 00000017 c3bb3fb0 4032e000 40388000 400cb5fc c3bb3fac > c3bb3f08 > 3f00: c00295c0 c00292dc c3bb3f2c c0377f20 ffffffe7 c0844123 00000000 > c0023ec4 > 3f20: 400cb5fc c3bb3f40 c3bb3f34 bf018af4 bf018194 c3bb3f5c c3bb3f44 > c00823d0 > 3f40: bf018ad0 c0377f20 00022b70 00000004 c3bb3f84 c3bb3f60 c00826ac > c00823a4 > 3f60: 000014c2 ffffffff c3bb3fac c3bb3f78 c01f7ee0 c00275a8 c3d2b080 > c3d2b154 > 3f80: 0082ca24 ffffffff 40388734 ffffffff 40389734 00000008 00000004 > 00000004 > 3fa0: 00000000 c3bb3fb0 c0023cc8 c0029594 00000000 4032e000 40354000 > 00000100 > 3fc0: 00006800 40389734 00000008 00000004 00000004 40388000 400cb5fc > 00006dcd > 3fe0: 00000100 bea539d0 00000100 4008ce20 20000010 ffffffff 00000000 > 00000029 > Backtrace: > [] (snd_pcm_mmap_data_nopage+0x0/0xe8 [snd_pcm]) from [] > (__handle_mm_fault+0x13c/0x760) > r5 = C3E192EC r4 = 00000000 > [] (__handle_mm_fault+0x0/0x760) from [] > (do_page_fault+0xd8/0x20c) > [] (do_page_fault+0x0/0x20c) from [] > (do_DataAbort+0x3c/0xa0) > [] (do_DataAbort+0x0/0xa0) from [] > (ret_from_exception+0x0/0x10) > r8 = 00000004 r7 = 00000004 r6 = 00000008 r5 = 40389734 > r4 = FFFFFFFF > Code: 1590c00c e10f2000 e3823080 e121f003 (e59c3004) > Segmentation fault > > > $aplay -l > card 0: AC97 [Atmel AC97], device 0: Atmel AC97 [Atmel AC97] > Subdevices: 1/1 > Subdevice #0: subdevice #0 > > $arecord > ALSA lib pcm_dmix.c:812:(snd_pcm_dmix_open) The dmix plugin supports only > playback stream > arecord: main:446: audio open error: Invalid argument > > $arecord -l > As far as arecord is concerned,check if your codec chip has an ADC, what mixer controls are available for recording? Are u setting them ? > No message here.. > > $cat /proc/asound/pcm > 00-00: Atmel AC97 : Atmel AC97 : playback 1 > > Why I am not able to here or record sound..?? > Where I am doing wrong...?? > > Thank you.. > > > > > > > > > > > > > On Thu, Sep 11, 2008 at 10:46 AM, vasudha rao wrote: > > > Hi anuj , > > > > Sorry my mistake..that time I hav not loaded conf files in /usr/share/ .. I > > loaded now.. > > So now when I give command like, > > > > ------------------------------------------------- > > $aplay -l > > **** List of PLAYBACK Hardware Devices **** > > card 0: AC97 [Atmel AC97], device 0: Atmel AC97 [Atmel AC97] > > Subdevices: 1/1 > > Subdevice #0: subdevice #0 > > --------------------------------------------------- > > > > but,aplay not proper,, > > ---------------------------- > > $aplay > > aplay: main:508: audio open error: Inappropriate ioctl for device > > ---------------------------- > > > > Where I am doing wrong..?? > > > > Thank you.. > > > > On Thu, Sep 11, 2008 at 10:07 AM, vasudha rao wrote: > > > >> > >> > >> > >> Hi Anuj, > >> > >> Nodes were not there before..I created now.. > >> > >> Now when I did $aplay -l , > >> I got, > >> > >> **** List of PLAYBACK Hardware Devices *** > >> *ALSA lib control.c:739:(snd_ctl_open_noupdate) Invalid CTL hw:0 > >> aplay: device_list:208: control open (0): No such file or directory > >> aplay: conf.c:3083: snd_config_update_free: Assertion `update->count > 0 > >> && update->finfo' failed.Aborted > >> > >> Where I am doing wrong..?? > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> Thank you.. > >> > >> > >> > >> > >> > >> > >> > >> > >> On Wed, Sep 10, 2008 at 11:54 PM, anuj aggarwal > wrote: > >> > >>> Vasudha, > >>> > >>> Could you please check the device nodes in /dev/snd folder? The > >>> desired output is: > >>> > >>> [root@ /home]# ls -l /dev/snd/ > >>> crw-rw---- 1 root root 116, 5 Jan 1 00:00 controlC0 > >>> crw-rw---- 1 root root 116, 4 Jan 1 00:00 pcmC0D0c > >>> crw-rw---- 1 root root 116, 3 Jan 1 00:00 pcmC0D0p > >>> > >>> If the nodes are not there, you have to create them first before trying > >>> aplay. > >>> > >>> Regards, > >>> Anuj > >>> > >>> > >>> On Wed, Sep 10, 2008 at 6:16 PM, vasudha rao > >>> wrote: > >>> > > >>> > Hi , > >>> > > >>> > I want to play and record audio file in my custom atmel 9263 board > >>> running > >>> > with linux(2.6.20). > >>> > when I tried to play aplay for a wave file, I got > >>> > > >>> > $aplay /home/alarm.wav > >>> > ALSA lib pcm.c:1707:(snd_pcm_open_noupdate) Unknown PCM default > >>> > aplay: main:446: audio open error: No such file or directory > >>> > > >>> > $aplay -l > >>> > aplay: device_list:187: no soundcards found... > >>> > > >>> > $cat /proc/asound/devices > >>> > 2: : timer > >>> > 3: : sequencer > >>> > 4: [ 0- 0]: digital audio playback > >>> > 5: [ 0] : control > >>> > > >>> > Can you tel me where I am doing wrong..?? > >>> > > >>> > Thanks in advance.. > >>> > _______________________________________________ > >>> > Alsa-devel mailing list > >>> > Alsa-devel@xxxxxxxxxxxxxxxx > >>> > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel > >>> > >>> > >>> > >>> -- > >>> Best Regards, > >>> Anuj Aggarwal > >>> > >> > >> > > > _______________________________________________ > Alsa-devel mailing list > Alsa-devel@xxxxxxxxxxxxxxxx > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel Get your preferred Email name! 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