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From: Jason Luo <abcd.bpmf@gmail.com>
To: Chris Wedgwood <cw@f00f.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Can I get 200M contiguous physical memory?
Date: Thu, 10 Mar 2005 16:49:20 +0800	[thread overview]
Message-ID: <c4b38ec40503100049190d5498@mail.gmail.com> (raw)
In-Reply-To: <20050310081634.GA29516@taniwha.stupidest.org>

thanks!
A data acquisition card. In DMA mode, the card need 200M contiguous
memory for DMA.
it's driver in windows can do it. so custom ask us to support it.
are there a way although it'is unpopular?

On Thu, 10 Mar 2005 00:16:34 -0800, Chris Wedgwood <cw@f00f.org> wrote:
> On Thu, Mar 10, 2005 at 04:10:18PM +0800, Jason Luo wrote:
> 
> > Now, I am writing a driver, which need 200M contiguous physical
> > memory? can do? how to do it?
> 
> Not easily no.  Do you really need this?  What kind of hardware is
> this?
>

  reply	other threads:[~2005-03-10  8:49 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-10  8:10 Can I get 200M contiguous physical memory? Jason Luo
2005-03-10  8:16 ` Chris Wedgwood
2005-03-10  8:49   ` Jason Luo [this message]
2005-03-10  8:57     ` Arjan van de Ven
2005-03-10 18:57       ` Nate Edel
2005-03-10 19:02         ` Arjan van de Ven
2005-03-10 20:28         ` linux-os
2005-03-10  9:00     ` Chris Wedgwood
2005-03-10  8:43 ` Mario Holbe
2005-03-11 20:39   ` Bill Davidsen
     [not found] <3Gr3R-5gH-23@gated-at.bofh.it>
     [not found] ` <3Grdy-5nv-3@gated-at.bofh.it>
     [not found]   ` <3GrGK-5Ff-17@gated-at.bofh.it>
     [not found]     ` <3GrQf-5Vr-27@gated-at.bofh.it>
2005-03-11  2:20       ` Robert Hancock

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