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