[ltp] X60 hardware questions (no C4 state, only 3015 out of 4096 GB)

Stephan Groß linux-thinkpad@linux-thinkpad.org
Sun, 21 Jun 2009 20:07:30 +0200


Am Sonntag, 21. Juni 2009 19:07:29 schrieb Michael Gaber:
> Stephan Groß schrieb:
> > Am Sonntag, 21. Juni 2009 04:03:12 schrieb Richard Neill:
> >> 2. Only 3015 MB of the 4096 MB of RAM is available to Linux. According
> >> to thinkwiki, this is because of "chipset limitations", but the BIOS
> >> does see it all. That puzzles me somewhat.
> >
> > You will need a 64 bit or a PAE kernel to make use of all the 4 GB RAM.
> > My wife runs a X61Tablet with 4 GB in that way.
>
> MEEEP *61 has a different chipset than the *60 series. this newer
> chipset can address the whole 4G, which the older can not

OK, didn't know. I actually thought that the *60 series is also able to 
address the whole 4 GB when using a PAE or 64 bit kernel. My fault.

Regards,
Stephan.