From: prashantsmailcenter@gmail.com (Prashant Bhole)
To: linux-arm-kernel@lists.infradead.org
Subject: large page support for IOP331
Date: Wed, 24 Feb 2010 15:08:38 +0530 [thread overview]
Message-ID: <9ff69a5d1002240138r6f7089c0o670f856a4ab3536f@mail.gmail.com> (raw)
In-Reply-To: <20100224091111.GA7598@n2100.arm.linux.org.uk>
On Wed, Feb 24, 2010 at 2:41 PM, Russell King - ARM Linux
<linux@arm.linux.org.uk> wrote:
> On Wed, Feb 24, 2010 at 02:30:30PM +0530, Prashant Bhole wrote:
>> Is there any support of large page for arm architecture?
>
> The short answer is no.
>
> The long answer is that to have 16K pages, it causes bigger problems
> with the 2nd level page tables, which from the hardware perspective
> are only 256 per L1 entry, but are required to be in unique pages.
>
But we have 64 bit memory subsystem for IOP331 and
IOP331 developer's manual:
http://download.intel.com/design/iio/manuals/27394202.pdf
Page number 452, Table 218 says that we can have 8K and 16K
pages. Please correct me if I am wrong
--
~p~r~a~s~h~a~n~t~
next prev parent reply other threads:[~2010-02-24 9:38 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-24 9:00 large page support for IOP331 Prashant Bhole
2010-02-24 9:11 ` Russell King - ARM Linux
2010-02-24 9:38 ` Prashant Bhole [this message]
[not found] <9ff69a5d1002240003g7f615a06q93ef28aea0b30dcf@mail.gmail.com>
2010-02-24 8:12 ` Prashant Bhole
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