From: Robert Woodworth <rwoodworth@securics.com>
To: "Wood, Robert (GE Indust, GE Fanuc)" <robert.wood@gefanuc.com>
Cc: linuxppc-embedded@ozlabs.org
Subject: RE: Xilinx FX60
Date: Wed, 05 Sep 2007 13:30:39 -0600 [thread overview]
Message-ID: <1189020639.6185.51.camel@PisteOff> (raw)
In-Reply-To: <0F3B2CB6574F1A488E62523706BF8A770226B07D@LOUMLVEM03.e2k.ad.ge.com>
On Wed, 2007-09-05 at 14:56 -0400, Wood, Robert (GE Indust, GE Fanuc)
wrote:
> We've been using Virtex 2 PRO with dual cores. We found it necessary to
> very tightly constrain clocks and resets. Also, constrain the reset
> block to adjacent to the ports on the PPC.
What constraints did you tighten?? EDK or ISE?
> Another lightly documented feature is that the core clock must be an
> integer multiple of the PLB clock, say 300MHz/100MHz.
>
> Robert Wood
> GEFanuc Sensor Processing
> 5430 Canotek Road
> Ottawa, Ontario
> Canada K1J 9G2
> 613-749-9241 x270
>
>
> -----Original Message-----
> From: linuxppc-embedded-bounces+rwood=ics-ltd.com@ozlabs.org
> [mailto:linuxppc-embedded-bounces+rwood=ics-ltd.com@ozlabs.org] On
> Behalf Of Robert Woodworth
> Sent: Wednesday, September 05, 2007 2:42 PM
> To: linuxppc-embedded@ozlabs.org
> Subject: Xilinx FX60
>
> After achieving complete success with my Linux kernel on the ML403, I've
> now started to build a kernel for my real target board with a
> Virtex4-FX60 (dual PPC cores)
>
> Has anyone built a kernel for a dual core PPC Virtex? I have found very
> little docs on how to architect software for the dual-core PPC's.
> Will SMP Linux work on this platform? What would the bus setup be?
>
>
>
> My kernel is partially booting, some of the time... I'm mystified by the
> situation. One time, I get all the happy boot messages through the
> UARTLite port, then the next reboot it stops at "Now booting the kernel"
> I'm only getting about 10% successful boots......
>
>
> My EDK setup is as follows; I've disconnected the second PPC from the
> PLB to have a single PPC system, 32MB DDR on PLB, TEMAC on PLB, UARTLite
> on OPB.
>
> _______________________________________________
> Linuxppc-embedded mailing list
> Linuxppc-embedded@ozlabs.org
> https://ozlabs.org/mailman/listinfo/linuxppc-embedded
next prev parent reply other threads:[~2007-09-05 19:30 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-05 18:42 Xilinx FX60 Robert Woodworth
2007-09-05 18:56 ` Wood, Robert (GE Indust, GE Fanuc)
2007-09-05 19:30 ` Robert Woodworth [this message]
2007-09-05 20:00 ` Wood, Robert (GE Indust, GE Fanuc)
2007-09-05 19:42 ` Sergey Temerkhanov
2007-09-05 20:20 ` Robert Woodworth
2007-09-05 20:31 ` Grant Likely
2007-09-05 20:39 ` Ming Liu
2007-09-05 22:55 ` Grant Likely
2007-09-05 21:36 ` Sergey Temerkhanov
2007-09-05 20:40 ` Ming Liu
2007-09-05 22:05 ` Sergey Temerkhanov
-- strict thread matches above, loose matches on Subject: below --
2007-09-18 20:58 Robert Woodworth
2007-09-18 21:02 ` Grant Likely
2007-09-18 21:14 ` Robert Woodworth
2007-09-18 22:13 ` Koss, Mike (Mission Systems)
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