Subject: Re: DBRI audio
To: Michael <macallan18@earthlink.net>
From: Rui Paulo <rpaulo@NetBSD.org>
List: port-sparc
Date: 07/16/2005 23:30:32
On 2005.07.16 18:01:26 +0000, Michael wrote:
 | Hello,
 | 
 | > Works here, SS20 with single SM61:
 | > 
 | > dbri0 at sbus0 slot 14 offset 0x10000 level 9: rev e
 | > eccmemctl0 at mainbus0 ioaddr 0x0: version 0x0/0x2
 | > dbri0: speakerbox detected
 | > dbri0: cs4215 ver 2 found at offset 8
 | > audio0 at dbri0: half duplex, mmap
 | > 
 | > But I do get some of these:
 | > 
 | > dbri0: cs4215 didn't respond to CLB (0x00)
 | > 
 | > 'top' shows around 56% idle while playing a mp3 with mpg123.
 | 
 | Ok, looks like these messages only appear in conjunction with a
 | speakerbox. So...
 | - when do these messages appear? When playback starts or later?

Later.

 | - do you hear distortions when these messages appear? I mean besides the
 | short clicking when playback starts ( which I'll hopefully get rid of )

Yes, the messages appear when I add extra load to the cpu.

 | - any distortions at all? Since the mp3 decoder eats a lot of CPU time
 | you can expect echoes and skips when some other process tries to do
 | something IO- or CPU-intensive. Anything besides that?

Only the short clicking at start and some overruns when I add more load
to the CPU.



		-- Rui Paulo