From: Ralf Baechle <ralf@linux-mips.org>
To: "Anoop P.A." <Anoop_P.A@pmc-sierra.com>
Cc: linux-mips <linux-mips@linux-mips.org>
Subject: Re: TITAN GE driver
Date: Wed, 2 Jun 2010 09:32:56 +0100 [thread overview]
Message-ID: <20100602083255.GA23868@linux-mips.org> (raw)
In-Reply-To: <A7DEA48C84FD0B48AAAE33F328C0201404E2DC94@BBY1EXM11.pmc_nt.nt.pmc-sierra.bc.ca>
On Wed, Jun 02, 2010 at 01:10:17AM -0700, Anoop P.A. wrote:
> >From the datasheets and design discussion it looks like prefix has been
> designed to be static i.e they are expecting all buffers to get
> allocated with same prefix. In another words all the buffers should be
> below < 0x1fff_ffff ( physical address) or between 0x2000_0000 and
> 0x3fff_ffff like that.
>
> Is there any way to force kmalloc to allocate memory in certain region
> or below some region?
Nothing that would uniformly work for 32-bit and 64-bit kernels and also
Linux only has flags that allocate below certain addresses; nothing that
tells the allocator "give me something between 0x20000000 and 0x3fffffff".
Ralf
next prev parent reply other threads:[~2010-06-02 8:33 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-28 5:51 TITAN GE driver Anoop P.A.
2010-05-28 16:27 ` Ralf Baechle
2010-06-02 8:10 ` Anoop P.A.
2010-06-02 8:10 ` Anoop P.A.
2010-06-02 8:32 ` Ralf Baechle [this message]
2010-06-02 8:58 ` Anoop P.A.
2010-06-02 13:48 ` Guenter Roeck
2010-06-02 14:02 ` Anoop P.A.
2010-06-02 14:15 ` Ralf Baechle
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=20100602083255.GA23868@linux-mips.org \
--to=ralf@linux-mips.org \
--cc=Anoop_P.A@pmc-sierra.com \
--cc=linux-mips@linux-mips.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.