From: gregory.clement@free-electrons.com (Gregory CLEMENT)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC] Add support for Aurora L2 Cache Controller
Date: Tue, 21 Aug 2012 09:29:48 +0200 [thread overview]
Message-ID: <503338EC.4070303@free-electrons.com> (raw)
In-Reply-To: <CAHkRjk4qPPktXsqnRaZLG0Z=VMH_Qf6xRdQBPMvxC20m6noc+A@mail.gmail.com>
On 08/08/2012 05:16 PM, Catalin Marinas wrote:> On 8 August 2012 16:05, Gregory CLEMENT
> <gregory.clement@free-electrons.com> wrote:
>> - two flavors of the controller 'outer cache' and 'system cache' (the
>> last one meaning maintenance operations on L1 are broadcasted to the
>> L2 and L2 performs the same operation).
>
> BTW, is the DSB also transparently handled by the L2 in 'system cache' mode?
>
The information I have is that from the point view of the software
there is no need to take any extra actions when using this kind of
command, everything is handle by the hardware. So I guess that the
answer to your question should be yes.
---
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
next prev parent reply other threads:[~2012-08-21 7:29 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-08 15:05 [RFC] Add support for Aurora L2 Cache Controller Gregory CLEMENT
2012-08-08 15:05 ` [RFC 1/6] arm: cache-l2x0: make outer_cache_fns a field of l2x0_of_data Gregory CLEMENT
2012-08-08 15:05 ` [RFC 2/6] arm: cache-l2x0: add an optional register to save/restore Gregory CLEMENT
2012-08-08 15:05 ` [RFC 5/6] arm: mvebu: add Aurora L2 Cache Controller to the DT Gregory CLEMENT
2012-08-08 15:06 ` [RFC 4/6] arm: mvebu: add L2 cache support Gregory CLEMENT
2012-08-08 15:06 ` [RFC 6/6] arm: l2x0: add aurora related properties to OF binding Gregory CLEMENT
2012-08-08 15:06 ` [RFC 3/6] arm: cache-l2x0: add support for Aurora L2 cache ctrl Gregory CLEMENT
2012-08-08 15:19 ` Will Deacon
2012-08-08 16:30 ` Gregory CLEMENT
2012-08-08 16:52 ` Gregory CLEMENT
2012-08-10 14:49 ` Will Deacon
2012-08-10 15:13 ` Gregory CLEMENT
2012-08-10 15:20 ` Will Deacon
2012-08-10 15:31 ` Gregory CLEMENT
2012-08-09 16:48 ` LPAE for outer caches functiopns (was Re: [RFC 3/6] arm: cache-l2x0: add support for Aurora L2 cache ctrl) Gregory CLEMENT
2012-08-09 16:49 ` [RFC 2 3/6] arm: cache-l2x0: add support for Aurora L2 cache ctrl Gregory CLEMENT
2012-08-10 14:47 ` LPAE for outer caches functiopns (was Re: [RFC 3/6] arm: cache-l2x0: add support for Aurora L2 cache ctrl) Will Deacon
2012-08-10 15:02 ` Gregory CLEMENT
2012-08-13 10:44 ` Will Deacon
2012-08-08 15:16 ` [RFC] Add support for Aurora L2 Cache Controller Catalin Marinas
2012-08-21 7:29 ` Gregory CLEMENT [this message]
2012-08-08 16:22 ` Gregory CLEMENT
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