Date: 29 Apr 2002 15:06:28 -0400 From: Joe Marcus Clarke <marcus@marcuscom.com> To: kendall@jedis.com Cc: questions@FreeBSD.ORG Subject: Re: pcm with AC'97 audio not working Message-ID: <1020107188.22787.22.camel@gyros.marcuscom.com> In-Reply-To: <200204290608.g3T68Rjl002153@frodo.jedis.com> References: <200204290608.g3T68Rjl002153@frodo.jedis.com>
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On Mon, 2002-04-29 at 03:08, Kendall P. Gifford wrote: > Hello all. I have AC'97 audio integrated into my motherboard, an MSI KT3 > Ultra-ARU (via apollo kt333 chipset, vt8233a southbridge, with integrated > realtek alc650 6-channel ac'97 audio). I get the following line from dmesg > during bootup: > > pcm0: <VIA VT8233> port 0xe800-0xe8ff irq 9 at device 17.5 on pci0 > > I have also run MAKEDEV snd0; as described in the pcm(4) man page. Then, > following the recommended testing procedure in the handbook, I installed > mpg123 and tried to play an mp3 with the following results: > > #mpg123 waste.mp3 > [...omitted startup lines...] > pcm0:play:0: play interrupt timeout, channel dead Try applying this patch to /sys/dev/sound/pcm/ac97.c http://docs.freebsd.org/cgi/getmsg.cgi?fetch=14481+0+archive/2002/freebsd-multimedia/20020414.freebsd-multimedia In fact, you may find some use in this whole thread. It looks like some patches are being committed to -current to address this problem. Joe > > I was hoping that there would be support for my on-board sound and was > excited when I saw AC'97 support in the pcm driver. Can someone shed some > light on the problem? Have I possibly not setup something correctly? Is > there some bug that just needs fixed? Is there just not support for my > RealTek ALC650 AC'97 Audio yet? > > Thanks in advance for your help. > ======================================== > Kendall P. Gifford > http://kendall.jedis.com > kendall@jedis.com > ======================================== > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > -- PGP Key: http://www.marcuscom.com/pgp.asc To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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