alexdeucher at gmail
Feb 9, 2007, 10:21 AM
Post #2 of 4
On 2/9/07, J. Scott Kasten <jscottkasten [at] yahoo> wrote:
Re: O2 Sound and Misc Stuff. [Was LiveCD RC6]
[In reply to]
> I've seen the old driver patch you refer to floating around out there.
> After I've done my USB and firewire experiments, I wouldn't mind taking a
> look at this to see how bad it is. An SGI without sound is kind of like a
> car without wheels....
> Over all, I've been quite impressed. Most things that I try seem to be
> generally working. I've already succeeded in building the box up as a
> general desktop system. X11, WindowMaker, transparent Xterms, NLS, DDD,
> gvim, GIMP, Firefox 2.0, QT, openGL (some GL works, some crash the X
> server), XFIG, gv (pdf and ps viewer), xv, gtk, imagemagik, tetex,
> ghostscript, etc...
> I've also done some work to verify IPv6. The kernel module loads, the
> machine auto addresses, and the 6-to-4 driver loads. I still need to
> rebuild some userland with USE=ipv6 to fully check it out, but I'm not
> expecting any surprises at this point.
> The PPTP and PPP-MPPE vpn support is working. I've spent entire days
> plugged into my work VPN during my work from home days using the O2 as an
> X console and VPN access node. No surprises here.
> The file system chosen for my box is IBM's JFS. In work life, I've been
> doing embedded stuff with JFS for a couple years now. I first tried it
> with gentoo and mips under kernel 2.13 about a year and a half ago. And
> under 2.17.10-mips, it is still proving to be solid and exceptionally well
> performing as I've emerged about 500 packages in the last couple weeks -
> no crashes, no oops, no data corruption, rock solid. I know people on
> non-intel are skeptical of it, but I've been warming up to it a lot and
> have never seen issues, but I've had issues with reiser that made it
> unacceptable. There's a lot in terms of performance and features to
> recommend this file system - assuming stability of course. :) It's
> definately worthy of consideration when setting up a new non-intel box.
Be careful. I tried to use JFS on some sparc boxes, and ran into some
subtle bugs that no one seemed to be able to solve that led to
filesystem corruption: things like disappearing/reappearing files and
directories. On the other hand I've had no problems with JFS on AMD64
> On Fri, 9 Feb 2007, Kumba wrote:
> > J. Scott Kasten wrote:
> >>  From looking at other configs there, and having just walked through
> >> the 2.17.10 config process, it looks like the alsa mips ip32 sound device
> >> has been disabled. I cannot even select it in 2.17.10. I was wondering
> >> what the status of this driver was. Judging from submitted configs, it
> >> looks like people had been enabling it at 2.16 or earlier.
> > O2 doesn't have a working sound driver. I dunno what the alsa mips thing is,
> > but it's probably dead code. A few people have, apparently, created a
> > working sound driver, but they've never released the source, so, it's kinda
> > like Duke Nukem Forever.
> > The only known driver was designed in the old 2.5 days and 2.6.1 timeframe,
> > but attempts to forward port it never do too well. It can be compiled, but
> > all it does is make ears bleed with static. Someone with an O2, free time,
> > decent knowledge of sound hardware and kernel development, and a few pots of
> > coffee needs to step forward and help us get the thing to work.
> > --Kumba
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