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Date:      Thu, 10 Apr 2003 18:15:03 +0200 (CEST)
From:      Harti Brandt <brandt@fokus.fraunhofer.de>
To:        Mike Silbersack <silby@silby.com>
Cc:        John Polstra <jdp@polstra.com>
Subject:   Re: realtime problem
Message-ID:  <20030410181322.W774@beagle.fokus.fraunhofer.de>
In-Reply-To: <20030410114643.O472@odysseus.silby.com>
References:  <20030409114957.GN83126@cicely9.cicely.de>    <20030410113602.K472@odysseus.silby.com> <20030410114643.O472@odysseus.silby.com>

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On Thu, 10 Apr 2003, Mike Silbersack wrote:

MS>
MS>On Thu, 10 Apr 2003, Mike Silbersack wrote:
MS>
MS>>
MS>> On Thu, 10 Apr 2003, Harti Brandt wrote:
MS>>
MS>> > MS>Harti, you're more than welcome to investigate and see if those changes
MS>> > MS>reduce delay for you. :)
MS>> >
MS>> > With this patch I get the following timing:
MS>>
MS>> The patch I posted was not all inclusive, and did not touch all of the mii
MS>> code.  You should doublecheck to see if the PHY type of your NIC was
MS>> patched or not.
MS>>
MS>> Mike "Silby" Silbersack
MS>
MS>Hm, wait, the patch I sent should have affected exphy, which is why newer
MS>3Coms use...
MS>
MS>What were your timing results before the change vs after?

This is a 3com and has an exphy, which in turn uses ukphy_status.

The timing is the same (960usec), because it never takes the first return.
Should it?

harti
-- 
harti brandt,
http://www.fokus.fraunhofer.de/research/cc/cats/employees/hartmut.brandt/private
brandt@fokus.fraunhofer.de, harti@freebsd.org



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