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From 07/23/2014 to 08/21/2014

08/15/2014

01:44 PM Software Development: RE: How to add aditional HPS GPIO's
In the case described of wanting to add GPIO's to drive/control an LED (output from the HPS) you do not need to alter... Alexander Block

08/14/2014

10:51 AM Software Development: How to add aditional HPS GPIO's
Posting on behalf of a customer:
On the MitySom .dts file, you specify some GPIOS like this: ...
Alexander Block
10:49 AM Software Development: RE: PCI-e Device Driver - munmap related error
Reporting that the customer solved their problem:
I've solved the problem.
Thread A which was signaling Thread B...
Alexander Block

08/13/2014

04:21 PM Software Development: RE: Standard USB peripheral connection on MitySOM eval Board
Hi Mike,
Happy to hear that a procedure is needed because I tried many things to make it work (I noticed that in t...
Pierre-Yves BRETECHER

08/11/2014

07:23 AM Software Development: RE: Miscellaneous questions
Note:
you need to add "meta-openembedded/meta-oe" as the layer, not just "meta-openembedded".
-Mike
Michael Williamson
07:21 AM Software Development: RE: Miscellaneous questions
Hi,
Sorry. The i2c-tools recipe is part of the meta-openembedded layer that you don't get by default from the bas...
Michael Williamson
07:14 AM Software Development: RE: Miscellaneous questions
Hi Mike,
adding "i2c-tools" to IMAGE_INSTALL_append gives me this error while executing "bitbake core-image-basic"...
Pierre-Yves BRETECHER

08/04/2014

10:06 AM Software Development: RE: Standard USB peripheral connection on MitySOM eval Board
Hello Mr. Bretecher,
We will try to get a procedure posted for this. Sorry for the delay.
-Mike
Michael Williamson
10:05 AM Software Development: RE: Miscellaneous questions
Memtool and the i2c-utils aren't added to our reference filesystem image, but you could add it by modifying the IMAGE... Michael Williamson
09:51 AM Software Development: RE: Performance problem with baremetal code
Hello Mr. Kempter,
We don't normally run / support bare-metal applications here (we find most folks get into more ...
Michael Williamson

08/01/2014

11:25 AM Software Development: Performance problem with baremetal code
I tried to do some performance analysis of ARM on MitySOM-5CSX regarding floating point performance in baremetal code... Christian Kempter

07/25/2014

02:42 PM Software Development: RE: PCI-e Device Driver - munmap related error
Can you post your code? Are you getting user space faults and not kernel oops, right?
Are you unmapping with the ...
Michael Williamson
01:52 PM Software Development: PCI-e Device Driver - munmap related error
Posting on behalf of a customer:
I'm having some sporadic problems with the device driver I made for our pci-e dev...
Alexander Block

07/24/2014

09:05 AM FPGA Development: RE: FPGA DDR3 on 5CSX-H6-42A-RC-X (DDR)
Hi Nigel,
I don't believe there is a way to do it directly in QSYS. You may be able to patch your generated outpu...
Adam Dziedzic
07:59 AM FPGA Development: RE: FPGA DDR3 on 5CSX-H6-42A-RC-X (DDR)
Hi Adam,
Thanks for the insights.
Do you know how to persuade qsys to run the DDR at a slower speed? In normal ...
Nigel Doe

07/23/2014

04:19 PM FPGA Development: RE: FPGA DDR3 on 5CSX-H6-42A-RC-X (DDR)
Hi Nigel,
You are correct, the C8ES devices do not meet timing with the FPGA DDR according to Quartus. The ES sil...
Adam Dziedzic
01:27 PM FPGA Development: FPGA DDR3 on 5CSX-H6-42A-RC-X (DDR)
Although your reference design using FPGA DDR compiles as supplied, when I select the correct device (5CSXFC6C6U23C8E... Nigel Doe
 

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