Re: Invalid GART PTE entry errors during bulk data transfers
Jaap Hoetmer wrote:
> Recently I installed Debian Linux 6 (Squeeze, kernel 2.6.32-5-amd64 #1
> SMP) on an IBM eServer platform. The system has dual AMD Opteron
> processors.
>
>
> http://support.amd.com/us/Processor_TechDocs/26094.PDF
>
> On Page 333 I read:
>
> ------------------------------
>
> 12.10.1 GART Table Walk Error Reporting
>
--- 8<
> MC4_CTL[10] bit is set. AMD also recommends adding a setup option to the
> BIOS setup menu. The
> following should be displayed in the setup option:
>
> Gart Table Walk Error MC reporting: Disabled/Enabled.
>
> The default setting is disabled. The device driver developer may enable
> this function for
> implementation and testing purposes. Also, a help message should be
> added with this setup option.
> An example of the help message is:
>
> This option should remain disabled for normal operation.
>
> -----------------------------------
>
On Tyan (Opteron) Boards there is an Bios Option for Disable/Enable
Debugging for Kernel/Driver developing.
And something like "Gart Table ECC reporting/logging".
Maybe eServer has something like that and can help.
Ciao Marco!
--
> I was going to suggest putting the machine in a plastic bag and
> then in a refrigerator.
That's obviously wrong. You'd put the computer in the refrigerator and the
refrigerator in the bag. Then you'd have a cool portable computer!!
- Bulk Mail, in Openbsd-newbies@sfobug.org
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