E521 Keyboard key problem

[Simon Gao]

Michael E Brown wrote:
> On Thu, Mar 22, 2007 at 03:10:24PM -0700, Simon Gao wrote:
>   
>> Hi,
>>
>> We have one E521 AMD X2 machine that has been having keyboard key 
>> randomly repeating problem, sometimes a random key would repeat very 
>> fast and many many times like 
>> thisssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss. 
>> When this happens, I have to reboot the machine to temporarily fix the 
>> problem. The problem will come back in a few days.
>>
>> The machine runs RHEL 4.4 x86_64 on it. I've also updated bios to 1.1.4. 
>> This seems not help at all.
>>
>> Anyone can provide any help?
>>     
>
> Can you disable PowerNow in the BIOS and see if that helps?
>
> There was a recently discovered USB keyboard disconnect problem that only
> affects machines with PowerNow enabled.
> --
>   
I did not find a way to disable PowerNow feature from E521's Bios. I 
wonder if there is a way to disable it from kernel to achieve the same 
result.

Simon