From: "keng_629" <keng_629@126.com>
To: "grant.likely" <grant.likely@secretlab.ca>
Cc: "linuxppc-embedded@ozlabs.org" <linuxppc-embedded@ozlabs.org>
Subject: Re: Re: multiprocessor
Date: Sun, 18 Nov 2007 09:55:16 +0800 [thread overview]
Message-ID: <200711180955153286449@126.com> (raw)
In-Reply-To: fa686aa40711171353t2e8789a2vcf6f2a72afc4c1cd@mail.gmail.com
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SMP doesn't work on the Virtex?i am so sorry .i just hoped to make exam on virtex for SMP.now i can just run separate Linux on each one.
thank you for you help
yours onmineroad
keng_629
2007-11-18
发件人： Grant Likely
发送时间： 2007-11-18 07:29:58
收件人： keng_629
抄送： linuxppc-embedded
主题： Re: multiprocessor
On 11/16/07, keng_629 <keng_629@126.com > wrote:
>
>
> i am trying to make a exam about Multiprocessor on the Xilinx Virtex-4 with
> two PowerPc hard core.
> please give me some advices about bootloader and os.
> how can i start my work.
I'm sorry, but I really don't understand what you're asking about.
Both u-boot and Linux run on the ppc405 cores that the Virtex-4 uses.
However, there is no cache coherency between the cores so you would
need to run a separate Linux image on each one. (SMP doesn't work)
Cheers,
g.
--
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
grant.likely@secretlab.ca
(403) 399-0195
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prev parent reply other threads:[~2007-11-18 2:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-17 6:45 multiprocessor keng_629
2007-11-17 21:53 ` multiprocessor Grant Likely
2007-11-18 1:55 ` keng_629 [this message]
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