[SeaBIOS] [PATCH] pci: enable SERR# for error forwording in bridge control register

Chen Fan chen.fan.fnst at cn.fujitsu.com
Wed Feb 25 02:46:35 CET 2015


On 02/25/2015 12:59 AM, Kevin O'Connor wrote:
> On Wed, Jan 28, 2015 at 04:05:13PM +0800, Chen Fan wrote:
>> For PCIe device support AER(Advanced Error Reporting), from the
>> pcie spec 3.0 chapter 6.2.5, ERR_COR, ERR_NONFATAL, and ERR_FATAL
>> can be forwarded from the secondary interface to the primary interface,
>> only require the SERR# Enable bit in the Bridge Control register is set.
>>
>> and at the kernel side, we found only _HPP() method can enable
>> SERR#, So here we want to turn on this bit.
> I fixed the spelling of "forwarding" and applied this patch.
Thanks,
Chen

>
> Thanks.
> -Kevin




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