Re: kern/50150: wm(4) failure

[Masanobu SAITOH <msaitoh%execsw.org@localhost>]

On 2016/05/19 17:30, Masanobu SAITOH wrote:
> The following reply was made to PR kern/50150; it has been noted by GNATS.
>
> From: Masanobu SAITOH <msaitoh%execsw.org@localhost>
> To: gnats-bugs%NetBSD.org@localhost, kern-bug-people%netbsd.org@localhost,
>  gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost,
>  Hauke Fath <hf%spg.tu-darmstadt.de@localhost>
> Cc: msaitoh%execsw.org@localhost
> Subject: Re: kern/50150: wm(4) failure
> Date: Thu, 19 May 2016 17:27:47 +0900
>
>  On 2016/05/19 16:50, J. Hannken-Illjes wrote:
>  > The following reply was made to PR kern/50150; it has been noted by GNATS.
>  >
>  > From: "J. Hannken-Illjes" <hannken%eis.cs.tu-bs.de@localhost>
>  > To: gnats-bugs%NetBSD.org@localhost
>  > Cc:
>  > Subject: Re: kern/50150: wm(4) failure
>  > Date: Thu, 19 May 2016 09:48:49 +0200
>  >
>  >  Just found this recipe:
>  >
>  >  =
>  >  https://sourceforge.net/projects/e1000/files/e1000e%20stable/eeprom_fix_82=
>  >  574_or_82583/
>  >
>  >  Unfortunately it needs a running Linux distribution.
>  >
>  >  On my server it changed the eeprom value from 0x58 to 0x5a.
>  >
>  >  --
>  >  J. Hannken-Illjes - hannken%eis.cs.tu-bs.de@localhost - TU Braunschweig (Germany)
>  >
>
>  It's 82547 Errata 25 "Dropped Rx Packets"
>
>  See:
>  	http://www.intel.co.jp/content/www/jp/ja/embedded/products/networking/82574-gbe-controller-spec-update.html
>  	http://nxr.netbsd.org/xref/src/sys/dev/pci/if_wm.c#3493

 Documet says:

	Clear GCR.L1_act_without_L0s_rx and disable ASPM L0s.

But, Linux and FreeBSD's drivers "set" GCR.L1_act_without_L0s_rx.
if_wm.c also sets it.

 I don't know which one is correct :-|


>  --
>  -----------------------------------------------
>                   SAITOH Masanobu (msaitoh%execsw.org@localhost
>                                    msaitoh%netbsd.org@localhost)


--
-----------------------------------------------
                SAITOH Masanobu (msaitoh%execsw.org@localhost
                                 msaitoh%netbsd.org@localhost)