From: Anthony Liguori <anthony@codemonkey.ws>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: "Anthony Liguori" <aliguori@us.ibm.com>,
"Michal Simek" <monstr@monstr.eu>,
"qemu-devel@nongnu.org Developers" <qemu-devel@nongnu.org>,
"Peter Crosthwaite" <peter.crosthwaite@petalogix.com>,
"Paul Brook" <paul@codesourcery.com>,
"Edgar E. Iglesias" <edgar.iglesias@gmail.com>,
"Andreas Färber" <afaerber@suse.de>,
"John Williams" <john.williams@petalogix.com>,
"Avi Kivity" <avi@redhat.com>
Subject: Re: [Qemu-devel] [RFC] QOMification of AXI stream
Date: Mon, 11 Jun 2012 10:01:08 -0500 [thread overview]
Message-ID: <4FD60834.2020208@codemonkey.ws> (raw)
In-Reply-To: <CAFEAcA9aLUgMD-QtSr3uWtJPWA7Oj0BYTf67TdhGxN0_fnEicQ@mail.gmail.com>
On 06/11/2012 08:39 AM, Peter Maydell wrote:
> On 11 June 2012 14:15, Anthony Liguori<aliguori@us.ibm.com> wrote:
>> From what you said earlier, it's basically:
>>
>> 'write data to this address'
>> 'read data from this address'
>>
>> An interface that implements this is DMAContext. Forget about the fact that
>> 'DMA' is in the name. It's really the symmetric version of a MemoryRegion.
>
> ...so can we fix the name?
Perhaps we should just make MemoryRegion work in both directions?
Ben/Avi, what do you guys think?
Regards,
Anthony Liguori
>
> Ideally the interface used by DMA controllers should be identical to
> the interface used by CPUs to talk to the rest of the system: it's
> exactly the same bus interface in hardware, after all.
>
> -- PMM
next prev parent reply other threads:[~2012-06-11 15:01 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-08 4:23 [Qemu-devel] [RFC] QOMification of AXI stream Peter Crosthwaite
2012-06-08 9:13 ` Paul Brook
2012-06-08 9:34 ` Peter Maydell
2012-06-08 13:13 ` Paul Brook
2012-06-08 13:39 ` Anthony Liguori
2012-06-08 13:59 ` Paul Brook
2012-06-08 14:17 ` Anthony Liguori
2012-06-08 13:41 ` Anthony Liguori
2012-06-08 13:53 ` Paul Brook
2012-06-08 13:55 ` Peter Maydell
2012-06-08 9:45 ` Andreas Färber
2012-06-09 1:53 ` Peter Crosthwaite
2012-06-09 2:12 ` Andreas Färber
2012-06-09 3:28 ` Peter Crosthwaite
2012-06-11 5:54 ` Paolo Bonzini
2012-06-11 13:05 ` Peter Maydell
2012-06-11 13:17 ` Anthony Liguori
2012-06-11 13:41 ` Paolo Bonzini
2012-06-08 14:15 ` Anthony Liguori
2012-06-09 1:24 ` Peter Crosthwaite
2012-06-11 13:15 ` Anthony Liguori
2012-06-11 13:39 ` Peter Maydell
2012-06-11 14:38 ` Edgar E. Iglesias
2012-06-11 14:53 ` Peter Maydell
2012-06-11 14:58 ` Edgar E. Iglesias
2012-06-11 15:03 ` Anthony Liguori
2012-06-11 15:34 ` Peter Maydell
2012-06-11 15:56 ` Edgar E. Iglesias
2012-06-12 0:33 ` Peter Crosthwaite
2012-06-12 7:58 ` Edgar E. Iglesias
2012-06-14 1:01 ` Peter Crosthwaite
2012-06-11 15:01 ` Anthony Liguori [this message]
2012-06-11 17:31 ` Avi Kivity
2012-06-11 18:35 ` Anthony Liguori
2012-06-11 22:00 ` [Qemu-devel] [RFC] QOMification of AXI streams Benjamin Herrenschmidt
2012-06-11 22:29 ` Anthony Liguori
2012-06-11 23:46 ` Benjamin Herrenschmidt
2012-06-12 1:33 ` Anthony Liguori
2012-06-12 2:06 ` Benjamin Herrenschmidt
2012-06-12 9:46 ` Avi Kivity
2012-06-13 0:37 ` Benjamin Herrenschmidt
2012-06-13 20:57 ` Anthony Liguori
2012-06-13 21:25 ` Benjamin Herrenschmidt
2012-06-14 0:00 ` Edgar E. Iglesias
2012-06-14 1:34 ` Benjamin Herrenschmidt
2012-06-14 2:03 ` Edgar E. Iglesias
2012-06-14 2:16 ` Benjamin Herrenschmidt
2012-06-14 2:31 ` Edgar E. Iglesias
2012-06-14 2:41 ` Benjamin Herrenschmidt
2012-06-14 3:17 ` Edgar E. Iglesias
2012-06-14 3:43 ` Benjamin Herrenschmidt
2012-06-14 5:16 ` Benjamin Herrenschmidt
2012-06-12 1:04 ` Andreas Färber
2012-06-12 2:42 ` Benjamin Herrenschmidt
2012-06-12 9:31 ` [Qemu-devel] [RFC] QOMification of AXI stream Avi Kivity
2012-06-12 9:42 ` Edgar E. Iglesias
2012-06-11 18:36 ` Anthony Liguori
2012-06-12 9:51 ` Avi Kivity
2012-06-12 12:58 ` Peter Maydell
2012-06-12 13:18 ` Avi Kivity
2012-06-12 13:32 ` Peter Maydell
2012-06-12 13:48 ` Avi Kivity
2012-06-12 13:55 ` Andreas Färber
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4FD60834.2020208@codemonkey.ws \
--to=anthony@codemonkey.ws \
--cc=afaerber@suse.de \
--cc=aliguori@us.ibm.com \
--cc=avi@redhat.com \
--cc=edgar.iglesias@gmail.com \
--cc=john.williams@petalogix.com \
--cc=monstr@monstr.eu \
--cc=paul@codesourcery.com \
--cc=peter.crosthwaite@petalogix.com \
--cc=peter.maydell@linaro.org \
--cc=qemu-devel@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).