Sony Vaio VGN-TX92S

[Nate Lawson]

Jacques Garrigue wrote:
> Hi,
> 
> I've just installed FreeBSD 6.2-BETA2 on a Vaio VGN-TX92S, which is a
> Centrino laptop with a Core Solo U1400, ICH7 chipset.
> 
> After a bit of fiddling, I can use most features:
> * Xorg in 1368x768 mode (nothing to do)
> * integrated ethernet (just had to add the board ID to if_fxp.c)
> * wireless (download and compile wpi-freebsd.tgz)
> * HDA audio (download and compile hdac driver, as snd_hda didn't
>   compile)
> * USB, pccard, bluetooth (nothing to do)
> 
> So I should be happy, but I have two problems.
> 
> The most usual one is that it doesn't resume after suspend: acpiconf
> -s3 does go to sleep, but it hangs on resume. I don't know if there is
> an easy solution, but I would take any hint.

This is a faq -- try disabling APIC:
hint.apic.0.disabled="1"

> The more unusual one is that it gets rather hot. After a few minutes,
> the fan starts, and never stops. The temperature reading quickly goes
> to 58C, and stays there, but may go to 65C under load (the machine
> feels actually hot.) I even got some hang-ups that look like
> overheat. Under windows it gets hot at times, but not that easily.
> Note that cpufreq seems to work: when idle, the frequency goes down to
> 100MHz. 

Try without some device drivers loaded (wpi, hda, etc.)  See if that 
makes a difference.  Also, see the acpi man page for cpu idling, namely 
setting hw.acpi.cpu.cx_lowest=C3.

-- 
Nate