high memory versus alsa drivers

Janina Sajka janina at rednote.net
Sun Oct 10 09:30:57 EDT 2004

Chuck, I doubt it's that simple. My IBM Thinkpad T30, when I still had
it, had 1 Gb RAM and was perfectly happy running alsa with various
kernels. In fact, I regularly ran two separate alsa devices on it, one
via the on board AC97 chips, the other via a pcmcia interface to an
external box.

I'm sorry I can't give you better direction, but I think there's more to

Chuck Hallenbeck writes:
> I just added 1 GB of memory to my 256 MB system, which ought to give me
> 1280 MB of ram. The bios detects that much with no problem. However, in
> order for Linux to access more than about 900 MB, I had to recompile the
> kernel (2.4.26) after selecting "highmem" in the configuration step.
> That did the trick okay, but guess what? My alsa drivers will not work
> of highmem is selected. They squeal, squeak, snap, crackle,. and pop
> instead of making nice sounds.
> Does anyone have highmem selected with the alsa drivers working okay? If
> so, what's the secret?
> Oh, this is a Slackware 10.0 distro, and the 2.4.26 kernel is the
> default speakup enabled kernel included with the distribution. The alsa
> version is 1.0.5.
> Thanks for any ideas.
> Chuck
> -- 
> The Moon is Waning Crescent (21% of Full)
> Home page at http://www.mhcable.com/~chuckh
> Speakfreely address
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				Janina Sajka, Chair
				Accessibility Workgroup
				Free Standards Group (FSG)

janina at freestandards.org	Phone: +1 202.494.7040

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