Re: msk(4) require to sync status buffer

[KIYOHARA Takashi <kiyohara%kk.iij4u.or.jp@localhost>]

Hi! Greg,


From: Greg Oster <oster%cs.usask.ca@localhost>
Date: Fri, 22 Feb 2008 08:59:57 -0600

> KIYOHARA Takashi writes:

> > I think that the processing of the status buffer of msk(4) is strange.
> > It doesn't do at interrupt handling at all though it does pre-read-sync
> > only first.  I think that this cannot read a correct value with like CPU
> > of writeback cache (not PC/AT).
> 
> Would something like this be responsible for msk0 not working 
> correctly after a cold boot?  E.g. requiring a boot to Windows, 
> configuration of the nic, and then warm-boot to NetBSD, in order to 
> get the card to function properly?

My KURO-BOX/PRO don't work msk(4).  It CPU is ARM Feroceon for KURO-BOX/PRO
with write-back cache.

I think that the cold boot is unrelated to this.

Thanks,
--
kiyohara