Re: kern/52818: The wm driver stops working after large traffic

[clare%csel.org@localhost]

The following reply was made to PR kern/52818; it has been noted by GNATS.

From: clare%csel.org@localhost
To: Hisashi T Fujinaka <htodd%twofifty.com@localhost>
Cc: gnats-bugs%NetBSD.org@localhost, kern-bug-people%netbsd.org@localhost,
 gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost
Subject: Re: kern/52818: The wm driver stops working after large traffic
Date: Wed, 20 Dec 2017 07:06:00 +0900

 On Mon, 18 Dec 2017 09:14:48 -0800 (PST)
 Hisashi T Fujinaka <htodd%twofifty.com@localhost> wrote:
 
 > ASPM needs to be negotiated on the PCIe link and really should be turned
 > off in the BIOS.
 
 XCY mini PC's system firmware have a bug that it cannot handle PCIe ASPM.
 We should disable PCIe ASPM to use the such box.
 I think most end user cannot fix the behavior of the system firmware.
 
 
 > For the workaround I would suggest that you don't differentiate between
 > the 82583 and the 82574 (do the same thing for both).
 
 I read the specification update of the 82573 and 82574.
 I'll post the candidate patch later...
 
 
 -- 
 Shinichi Doyashiki <clare%csel.org@localhost>