From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] Uboot and ARM SMP support
Date: Thu, 25 Jun 2009 14:44:17 +0200 [thread overview]
Message-ID: <20090625124417.GG11470@game.jcrosoft.org> (raw)
In-Reply-To: <4A4347BD.9090903@gmail.com>
On 12:47 Thu 25 Jun , Nishanth Menon wrote:
> Sudeep K N said the following on 06/25/2009 12:11 PM:
> > Sorry, may be I confused you.
> > I indent to use only one core for u-boot.
> > I wanted to ask whether we need to update the cache
> > management to boot for ARM Cortex A9 SMP if we take
> > ARM Cortex A8 code as base.
> > I have tried and did not require any change on top of A8 code
> > to run u-boot on A9 SMP.
> > Is that right approach?
> >
> >
> you may want to see [1] how this was done for OMAP4 (which has a SMP
> cortex A9)-> we can discuss how to setup cortex_a9 in mainline u-boot.
>
> My thought would be: cpu/arm_cortexa9 - considering that a9 cores could
> be from 1 to 4 or so if my memory serves right -> btw, I wonder how SMP
> handling is done in u-boot today..
for arm I've only a theorical design as I've no SMP board for now
but I want to see SMP boot & AMP boot supported in Mainline
Best Regards,
J.
next prev parent reply other threads:[~2009-06-25 12:44 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-25 4:03 [U-Boot] Uboot and ARM SMP support Sudeep K N
2009-06-25 7:14 ` Jean-Christophe PLAGNIOL-VILLARD
2009-06-25 7:38 ` Sudeep K N
2009-06-25 8:10 ` Jean-Christophe PLAGNIOL-VILLARD
2009-06-25 9:11 ` Sudeep K N
2009-06-25 9:47 ` Nishanth Menon
2009-06-25 12:44 ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2009-06-25 13:02 ` Pandita, Vikram
2009-06-25 13:06 ` Sudeep K N
2009-06-25 13:51 ` Shilimkar, Santosh
2009-06-25 14:15 ` Nishanth Menon
2009-06-25 15:18 ` Tom
2009-06-25 22:09 ` Jean-Christophe PLAGNIOL-VILLARD
2009-06-25 15:48 ` Dirk Behme
2009-06-26 5:10 ` Shilimkar, Santosh
2009-06-25 15:55 ` Peter Pearse
2009-06-25 17:02 ` Nishanth Menon
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