netdev - Re: qmgr for ixp4xx

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Message-ID: <20081209164420.GY16037@mail3.prorata.de>
Date:	Tue, 9 Dec 2008 17:44:20 +0100
From:	Christian Hohnstaedt <christian@...nstaedt.de>
To:	Krzysztof Halasa <khc@...waw.pl>
Cc:	Miguel ?ngel ?lvarez <gotzoncabanes@...il.com>,
	netdev@...r.kernel.org
Subject: Re: qmgr for ixp4xx

On Fri, Dec 05, 2008 at 07:29:36PM +0100, Krzysztof Halasa wrote:
> "Miguel ?ngel ?lvarez" <gotzoncabanes@...il.com> writes:
> 
> > I will check for the 64-queue support patch (thanks Karl). However, if
> > I am not sure they are required. I mean...
> > - HSS0 uses queues 12-22.
> > - HSS1 uses queues 0-10.
> > - That leaves us 10 queues free, doesn't it? Couldn't we use queue 11
> > for eth txreadyq, 23-26 for HSS0 txreadyq, 27-30 for HSS1 txreadyq and
> > 31 for crypto code (which I do not know?)
> 
> Ethernet needs 3 queues per port + 1 (465 CPUs can have 3 Ethernet
> ports), the crypto code probably needs several ones.

Crypto needs 2 queues: 29 and 30.
The numbers are fixed in the microcode, I think.

Christian

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