[14e4:4315] Fatal DMA errors on Dell Vostro 1310 (Celeron M540)

Larry Finger Larry.Finger at lwfinger.net
Sun Apr 4 10:51:48 EDT 2010


On 04/04/2010 02:03 AM, richardvoigt at gmail.com wrote:
>> Again with the PCI-E core selected, if the PCI-E core revision is >= 6,
>> set bit 0x8000 in MMIO register 0x280A.
>>
>> When running wl on my machine, these changes show up as the contents of
>> 0x0800 going from 0x2801 to 0x3801 and 0x280A going from 0x6FDE to
>> 0xEBDE. On John's Netbook, both values are already at the correct values.
> 
> In your example, bit 0x8000 at 0x280A is set, but bit 0x0400 is also
> unset.  Don't know if that's important.

That was a typo. 0x6BDE => 0xEBDE.



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