Re: Lenovo X60 em workaround

On 1/23/07, Jack Vogel <jfvogel_at_gmail.com> wrote:
>
> Hey Gleb,
>
> Acknowledge... I can do better than that, I have a fix for this problem, and
> its not temporary. Here is the code change (not a patch, I'm very busy),
> its in hardware_init, should be obvious how to patch:
>
>        /* Make sure we have a good EEPROM before we read from it */
>         if (e1000_validate_nvm_checksum(&adapter->hw) < 0) {
>                 /*
>                 ** Some PCI-E parts fail the first check due to
>                 ** the link being in sleep state, call it again,
>                 ** if it fails a second time its a real issue.
>                 */
>                 if (e1000_validate_nvm_checksum(&adapter->hw) < 0) {
>                         device_printf(dev,
>                             "The EEPROM Checksum Is Not Valid\n");
>                         return (EIO);
>                 }
>         }
>
> This is already checked into my code base at Intel, I've just been too
> busy to do anything with it, be my guest if you wish to check it in after
> testing...

I accidentally found this :

http://www-307.ibm.com/pc/support/site.wss/document.do?sitestyle=lenovo&lndocid=MIGR-67166

which patches the eeprom. And it solves by problem.

Regards,
Rong-En Fan