linux-kernel - Re: Vortex86SX: only works with irqpoll

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Date:	Tue, 24 Nov 2009 09:31:06 -0200
From:	Otavio Salvador <otavio@...ystems.com.br>
To:	Juergen Beisert <jbe@...gutronix.de>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Vortex86SX: only works with irqpoll

Hello Juergen,

On Tue, Nov 24, 2009 at 7:32 AM, Juergen Beisert <jbe@...gutronix.de> wrote:
> On Donnerstag, 19. November 2009, Otavio Salvador wrote:
>> I got this machine working booting it with "irqpoll" parameter however
>> it drops the performance a lot and I'd like to try to fix the root
>> problem of it.
>>
>> Without 'irqpoll' the disk and network adaptor doesn't work.
>
> What kernel revision do you are using?

I tested it with 2.6.31 and 2.6.32-rc7.

> We are using a Vortex86DX here and it works as expected. But I do not know the
> differences in the SoCs of Vortex86SX and Vortex86DX (okay, SX lacks the
> floating point unit). Find our dmesg output attached. Maybe it could help.

I'll take a look on the dmesg output and see if I see something interesting :-)

-- 
Otavio Salvador                  O.S. Systems
E-mail: otavio@...ystems.com.br  http://www.ossystems.com.br
Mobile: +55 53 9981-7854         http://projetos.ossystems.com.br
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