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From 06/19/2016 to 07/18/2016

07/11/2016

09:41 AM FPGA Development: RE: 5CSX-H6-53B-RC with PCIe Hard IP (Root)
Hi Tom,
As the Root Port, the HPS will control the reset to the PCIe. This can be an HPS GPIO, loaned pin, or FPG...
Adam Dziedzic
09:02 AM FPGA Development: RE: 5CSX-H6-53B-RC with PCIe Hard IP (Root)
After a bit of rearranging, I've gained the use 179 (B8A_RX_T1_N/CLK7n) for the PERSTn. I believe that should work fi... Thomas Carpenter
08:37 AM FPGA Development: RE: 5CSX-H6-53B-RC with PCIe Hard IP (Root)
Hi Adam,
Thanks, I hadn't realised that restriction was just on CvP. As we don't need that, you say that any IO ca...
Thomas Carpenter
08:11 AM FPGA Development: RE: 5CSX-H6-53B-RC with PCIe Hard IP (Root)
Hi Thomas,
The Cyclone V has a mode where it can be configured using CvP (Config via Protocol) - this configures t...
Adam Dziedzic

07/09/2016

10:22 PM FPGA Development: 5CSX-H6-53B-RC with PCIe Hard IP (Root)
Hi,
We are considering one of the MitySOM boards for use in one of the projects we are working on. I'm currently g...
Thomas Carpenter

07/07/2016

11:26 AM Software Development: RE: /sys/class/fpga-bridge directory is empty
Thank you for letting us know about this, it was a bug that was caused by some updates to the ethernet driver, which ... Daniel Vincelette

06/30/2016

11:08 AM Software Development: RE: Why do I get a "CALIBRATION FAILED" error during boot?
Malcolm,
Thanks for catching the typo, it's been updated.
With the CSEL "properly" set and the module still not...
Alexander Block
03:49 AM Software Development: RE: Why do I get a "CALIBRATION FAILED" error during boot?
Alex,
Thank you for the reply.
I've checked the "gotchas" wiki page and the CSEL setting was the only thing not...
Malcolm Hartnell
09:31 AM Software Development: /sys/class/fpga-bridge directory is empty
I downloaded the latest kernel sources from the critical link repo, rebuilt the kernel and .dtb files, and loaded the... Mike Cherny

06/29/2016

10:01 AM Software Development: RE: Why do I get a "CALIBRATION FAILED" error during boot?
Malcolm,
Dan and Adam brought this issue to my attention and I will followup concerning the RMA replacement via e-...
Alexander Block
05:55 AM Software Development: RE: Why do I get a "CALIBRATION FAILED" error during boot?
I've tried both suggestions but the result is the same, I get the "CALIBRATION FAILED" message on my first board and ... Malcolm Hartnell

06/28/2016

11:56 AM Software Development: RE: Why do I get a "CALIBRATION FAILED" error during boot?
Dan,
I've downloaded the file you provided the link for but first ...
Adam,
I presently have CSEL[0-1] set t...
Malcolm Hartnell
11:39 AM Software Development: RE: Why do I get a "CALIBRATION FAILED" error during boot?
There is a CV errata that can cause such a failure. Please check that the CSEL[0-1] pins are set to "00" to avoid a ... Adam Dziedzic
11:13 AM Software Development: RE: Why do I get a "CALIBRATION FAILED" error during boot?
Hello Malcolm,
I know you said that your current SD card works for one of your SOMs but would you mind trying our ...
Daniel Vincelette
11:00 AM Software Development: Why do I get a "CALIBRATION FAILED" error during boot?
I have been using the same module for the last two weeks and today it has started giving the "CALIBRATION FAILED" err... Malcolm Hartnell

06/24/2016

01:10 PM Software Development: RE: Building BSP for 5cse
Hi Sam,
I've been able to recreate what you're seeing. It looks like the devicetree generated through yocto is nam...
Daniel Vincelette
06:41 AM PCB Development: RE: Development Kit 2.5V VIO, change to 3.0 or 3.3
Thank you Alex, that's exactly what I wanted to know. I understand your point about the warranty, and proceeding car... Stephen Snyder

06/23/2016

04:47 PM PCB Development: RE: Development Kit 2.5V VIO, change to 3.0 or 3.3
Stephen,
Thanks for reaching out to us about this question.
Please note that making any modification to the car...
Alexander Block
09:56 AM PCB Development: Development Kit 2.5V VIO, change to 3.0 or 3.3
It looks like banks 3B, 4A, and 8A have their I/O voltage tied to a 2.5V supply on the development kit.
If I want ...
Stephen Snyder
12:32 PM Software Development: RE: Building BSP for 5cse
Hi Sam,
I'm currently re-running the yocto build here to see if I can recreate the issue you are seeing. I will up...
Daniel Vincelette
11:36 AM Software Development: RE: Building BSP for 5cse
Hi Alex,
I selected the 5cse for the build, not the 5csx. I have done this full build no fewer than 3 times with ...
Sam Anderson
11:17 AM Software Development: RE: Building BSP for 5cse
Sam,
I believe that the issue you ran into if following the Yocto wiki steps is that you may have selected the "mi...
Alexander Block

06/22/2016

07:49 PM Software Development: Building BSP for 5cse
I am trying to follow your documentation for using Yocto to build an image for the 5CSE on the dev board carrier, and... Sam Anderson

06/21/2016

03:45 AM Software Development: RE: How to add aditional HPS GPIO's
Hi Alex,
Still a few misnumbered things in the above post.
Anyway, removing the switches from the DTS means tha...
Matthew Schubert

06/20/2016

01:15 PM FPGA Development: RE: HDMI Output and Quartus Versions
Steve,
We have successfully rebuilt the "HDMI example":https://support.criticallink.com/redmine/projects/5csxbase/...
Alexander Block
11:07 AM FPGA Development: HDMI Output and Quartus Versions
Hi,
I noticed that the HDMI Output example you've posted was done in Quartus 15.1 but the VM with the toolchain in...
Stephen Snyder
01:10 PM Software Development: RE: How to add aditional HPS GPIO's
Maetthew,
Good catch. Apparently when I did the mapping I started off by one. We have updated the post above to ha...
Alexander Block
02:09 AM Software Development: RE: How to add aditional HPS GPIO's
I have noticed that in the DTS the switches are now on the GPIOs that I want to use:
http://support.criticallink.com...
Matthew Schubert

06/19/2016

11:26 PM Software Development: RE: How to add aditional HPS GPIO's
I'm having some issues setting GPIO37, 40 and 41 from within Linux.
Firstly, in the instructions above, you mentio...
Matthew Schubert
 

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