Re: 2.4.0 APM w/ Compaq 16xx laptop...

[Brian Macy]

Thanks for the suggestion. Actually got around to trying it... didn't work. But
the other thing is that the laptop doesn't support ACPI, just APM.

Brian Macy

Quoting Erik Mouw <[e-mail]>:

> On Sun, Jan 07, 2001 at 07:57:42PM -0800, Brian Macy wrote:
> > Anyone get this working? If so please tell me the version of you APM
> utilities
> > and what Power Management options you have on in the kernel.
> >
> > Ever since I started trying 2.3.x, as soon as the box gets a change in
> it's
> > power status (even just an update of the % battery) Linux locks solid.
> It's 100%
> > repeatable.
>
> Sounds like the kernel is using ACPI reserved memory, so the first ACPI
> event corrupts kernel memory and the kernel locks up.
>
> I've seen similar problems with an IBM ThinkPad 600X, but it was fixed
> somewhere in 2.4.0-pre12-test7. Try linux-2.4.0, if that doesn't work,
> boot the kernel with "mem=1MB-less-than-the-machine-actually-has", so
> for a 128MB machine, try "mem=127M".
>
>
> Erik
>
> --
> J.A.K. (Erik) Mouw, Information and Communication Theory Group,
> Department
> of Electrical Engineering, Faculty of Information Technology and
> Systems,
> Delft University of Technology, PO BOX 5031,  2600 GA Delft, The
> Netherlands
> Phone: [phone]  Fax: [phone]  Email:
> [e-mail]
> WWW: http://www-ict.its.tudelft.nl/~erik/
>
>