From: Sascha Hauer <s.hauer@pengutronix.de>
To: RONETIX - Asen Dimov <dimov@ronetix.at>
Cc: barebox@lists.infradead.org
Subject: Re: AT91SAM9G45: MACB: not usable Ethernet when MMU is enabled
Date: Fri, 2 Mar 2012 16:35:59 +0100 [thread overview]
Message-ID: <20120302153559.GP3852@pengutronix.de> (raw)
In-Reply-To: <4F50C74E.20703@ronetix.at>
On Fri, Mar 02, 2012 at 03:12:46PM +0200, RONETIX - Asen Dimov wrote:
> Hello everyone,
>
> the Ethernet on AT91SAM9G45(with ARM926J CPU) is not operational
> when the MMU is enabled.
> Have some met with this issue before and probably solved it?
grep for dma_alloc_coherent, dma_flush_range. This should give you the
hints necessary to make it work.
Sascha
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next prev parent reply other threads:[~2012-03-02 15:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-02 13:12 RONETIX - Asen Dimov
2012-03-02 13:16 ` Jean-Christophe PLAGNIOL-VILLARD
2012-03-02 15:35 ` Sascha Hauer [this message]
2012-03-02 17:16 ` Jean-Christophe PLAGNIOL-VILLARD
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