From: Alan Nishioka <alan@nishioka.com>
To: linuxppc-dev@lists.ozlabs.org
Subject: Re: DMA to User-Space
Date: Fri, 06 Nov 2009 09:07:29 -0800 [thread overview]
Message-ID: <4AF457D1.2040607@nishioka.com> (raw)
In-Reply-To: <BB99A6BA28709744BF22A68E6D7EB51F0331031240@midas.usurf.usu.edu>
you can also reserve some physical memory at the top of memory and dma
into that.
of course, this means you have to know how much memory you need before
booting the kernel.
next prev parent reply other threads:[~2009-11-06 17:15 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-03 23:37 DMA to User-Space Jonathan Haws
2009-11-04 2:19 ` Tonyliu
2009-11-04 17:40 ` Jonathan Haws
2009-11-04 17:50 ` Jonathan Haws
2009-11-06 6:05 ` Chris Friesen
2009-11-06 16:34 ` Jonathan Haws
2009-11-06 17:07 ` Alan Nishioka [this message]
2009-11-06 18:47 ` Jonathan Haws
2009-11-04 19:02 ` john.p.price
2009-11-23 17:11 ` Sergey Temerkhanov
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