* multiprocessor
@ 2007-11-17 6:45 keng_629
2007-11-17 21:53 ` multiprocessor Grant Likely
0 siblings, 1 reply; 3+ messages in thread
From: keng_629 @ 2007-11-17 6:45 UTC (permalink / raw)
To: linuxppc-embedded
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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.
keng_629
2007-11-17
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: multiprocessor
2007-11-17 6:45 multiprocessor keng_629
@ 2007-11-17 21:53 ` Grant Likely
2007-11-18 1:55 ` multiprocessor keng_629
0 siblings, 1 reply; 3+ messages in thread
From: Grant Likely @ 2007-11-17 21:53 UTC (permalink / raw)
To: keng_629; +Cc: linuxppc-embedded
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
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Re: multiprocessor
2007-11-17 21:53 ` multiprocessor Grant Likely
@ 2007-11-18 1:55 ` keng_629
0 siblings, 0 replies; 3+ messages in thread
From: keng_629 @ 2007-11-18 1:55 UTC (permalink / raw)
To: grant.likely; +Cc: linuxppc-embedded@ozlabs.org
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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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^ permalink raw reply [flat|nested] 3+ messages in thread
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2007-11-17 6:45 multiprocessor keng_629
2007-11-17 21:53 ` multiprocessor Grant Likely
2007-11-18 1:55 ` multiprocessor keng_629
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