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From: Hans Petter Selasky <hselasky@c2i.net>
To: freebsd-arm@freebsd.org,
 Rozhuk_I@mail.ru
Date: Fri, 13 May 2011 08:58:53 +0200
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Subject: Re: how to add DMA support?
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On Thursday 12 May 2011 18:39:00 Rozhuk Ivan wrote:
> How tell to use DMA in ECHI and OCHI standard USB drives?

Hi,

The EHCI and OHCI has its own busmaster and need not be configured to use DMA. 
They always use DMA.

--HPS