Re: ACPI stops working after memory upgrade vpr Matrix 175b4

Randy.Dunlap
2004-02-04T15:39:41Z

> My ACPI stopped working when I added an additional 256mb RAM to my vpr
> Matricx 174b4 laptop. It has 256mb already, I added 256mb to make it
> 512mb and I got a bunch of AE_NO_MEMORY errors in the ACPI code.
>
> I took the extra RAM out, and the ACPI support works.
>
> I am using kernel 2.6.1 with acpi patches. I had the same problem on
> 2.6.0. On 2.4.20 with acpi patches the machine would not even boot with
> the extra memory.
>
> I have a custom DSDT file that I fixed errors in. When it was working on
> 2.4.20 It looked like all the ACPI features were active and functional.

< Recompile your DSDT. Since the amount of RAM changed and you're probably
< using old DSDT containing wrong addresses, no wonder you're hitting
< errors.

Is this correct? If a user adds or removes memory, then the
DSDT must be rebuilt? Sheesh!! That's bad if this is correct.

--
~Randy