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From 04/03/2013 to 05/02/2013

05/02/2013

09:55 AM FPGA Development: RE: Verilog codes for MityDSP-L138F
You can use verilog, the Xilinx tools support it. However, all of our refernece code is in VHDL.
It may be possib...
Michael Williamson
09:48 AM FPGA Development: Verilog codes for MityDSP-L138F
Hello,
I am a beginner with FPGA programming and MityDSP-L138F. I know the board currently uses VHDL. Can I write ...
Quoc Lai

04/30/2013

07:30 AM FPGA Development: RE: OFFSET constraint never passes timing
Did not receive it. Michael Williamson

04/29/2013

05:17 PM FPGA Development: RE: OFFSET constraint never passes timing
I tried:
-shreg_extract = checked
-shreg_min_size = 5
No difference.
There is a DCM on i_ema_clk already.
Shou...
Emmett Bradford
04:28 PM FPGA Development: RE: OFFSET constraint never passes timing
If you have it disabled, then it won't happen. Try leaving it enabled and seeting min size to 5.
The other thing ...
Michael Williamson
11:55 AM FPGA Development: RE: OFFSET constraint never passes timing
Thanks Mike,
In Synthesis Properties, HDL Options, I have:
-shreg_extract = unchecked
-shreg_min_size = 3
I see...
Emmett Bradford
10:46 AM FPGA Development: RE: OFFSET constraint never passes timing
Sorry about the -3 vs -2 issue. We will correct that on our next release. However, several designs have been valida... Michael Williamson
09:56 AM FPGA Development: RE: OFFSET constraint never passes timing
The paths that are failing are from the pads to the EMIF module, I don't have any code connecting there.
Also, the...
Emmett Bradford

04/23/2013

01:55 PM FPGA Development: RE: OFFSET constraint never passes timing
Hi,
Two things.
1) You don't need the OFFSET=OUT spec with our IP. It turns out there is an extra clock in the...
Michael Williamson
01:38 PM Software Development: RE: SATA mount point
You can also run "udevadm monitor" to watch for udev activity.
Tim Iskander
01:29 PM Software Development: RE: SATA mount point
Scott,
I'm not sure whats going on. I can't explain why one would work as expected and the other doesn't. Its po...
Jonathan Cormier
11:44 AM Software Development: RE: SATA mount point
the mmc card does not affect the mounting. It behaves the same way with or without it. I don't know if there are an... Scott Whitney
11:39 AM Software Development: RE: SATA mount point
Just as a curiousity, have you tried to see if adding/removing the mmc card affects how the sata drive mounts. Its t... Jonathan Cormier
11:35 AM Software Development: RE: SATA mount point
i am uploading 4 files both my /etc/fstab and the output of fdisk. This is from 2 different systems with different S... Scott Whitney
11:24 AM Software Development: RE: SATA mount point
Scott,
Could you attach your fstab for both machines as well as the output of 'fdisk -l'?
-Jonathan
Jonathan Cormier
11:07 AM Software Development: SATA mount point
_Hello,
I've got a few mityDSP developement kits and am attaching SATA SSD drives to them. They are formated EXT4 w...
Scott Whitney

04/22/2013

02:11 PM FPGA Development: OFFSET constraint never passes timing
I am using the following timing constraints.
If I remember correctly, I started from the industrial I/O example and ...
Emmett Bradford

04/17/2013

06:31 PM Software Development: RE: USB on the go speed
Hi Mike,
It would be great if I can get a copy of your sample code! It would help tremendously if I can get close to...
Lars Majlof
05:03 PM Software Development: RE: USB on the go speed
Hi Lars,
We have found that RNDIS has been very slow as well and we have not used the serial gadget, but I would s...
Michael Williamson
04:20 PM Software Development: USB on the go speed
Hi,
When I configure Linux (3.2.0+) to use the ethernet gadget with RNDIS support, I get poor data transfer speeds. ...
Lars Majlof

04/15/2013

08:54 PM Software Development: RE: release_2012-03-12.run install failed
Check the "BSP Wiki Page":http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/Board_Support_Package.... Michael Williamson
08:46 PM Software Development: release_2012-03-12.run install failed
Hello all,
I was failed when i tried to install release_2012-03-12.run,
my OS is Ubuntu 12.04,
it prints in the te...
yilin wang
11:15 AM Software Development: RE: SATA not recognized
Mary,
Thanks for the update. I have created a task to enable SATA by default for the next MDK release. It was set...
Jonathan Cormier
09:24 AM Software Development: RE: SATA not recognized
I got it working.
I compared myconfig to the .config file in the MDK_2012-08-10 linux-davinci directory and they w...
Mary Frantz

04/11/2013

01:57 PM Software Development: RE: SATA not recognized
I don't think you will need to rebuild DSPLINK or CMEM.
You should be able to take the myconfig and copy it to the...
Michael Williamson
01:36 PM Software Development: RE: SATA not recognized
What's the best way to do that and change only that one feature?
I generated a config file from my kernel with the...
Mary Frantz
11:54 AM Software Development: RE: SATA not recognized
You need SATA_AHCI_PLATFORM set. You will need to rebuild the kernel.
-Mike
Michael Williamson
11:42 AM Software Development: RE: SATA not recognized
Here's the result:... Mary Frantz
11:36 AM Software Development: RE: SATA not recognized
Mary,
You can print the kernel config file by running:
_zcat /proc/config.gz _
You can then search the outpu...
Jonathan Cormier
11:24 AM Software Development: RE: SATA not recognized
My colleague has another SATA drive and MityDSP board. He reports as follows:
"The drive comes up fine in Windows...
Mary Frantz
10:51 AM Software Development: RE: SATA not recognized
Mary,
There should be no reason that the drive isn't detected by Windows XP when using a USB to Sata adapter. Ass...
Jonathan Cormier
09:20 AM Software Development: RE: SATA not recognized
I have tried the same SATA drive on a second MityDSP board as well as an older SATA drive. There are no "ata" messag... Mary Frantz

04/10/2013

09:50 PM Software Development: Open Embedded build error
Hi,
I've followed the instructions on http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/Install...
Joel Seidman

04/09/2013

02:02 PM Software Development: RE: GPIO interrupt in MityOMAP-L138F
Hi Mike,
thanks for fast reply!
The best would be an example using an fpga gpio pin and an omap pin, just to tes...
Michele Canepa

04/08/2013

01:07 PM Software Development: RE: GPIO interrupt in MityOMAP-L138F
Are you trying to use a FPGA GPIO or an OMAP-L138 GPIO?
The DspGpio.h class should provide access to the OMAP-L138...
Michael Williamson
11:36 AM Software Development: GPIO interrupt in MityOMAP-L138F
Hello all,
I need to hook a HWI to a GPIO pin in a DSP application.
I have some questions:
1- Do your core libra...
Michele Canepa
12:49 PM Software Development: RE: L138 - DSP Timer interrupt question ...
Mike,
Thanks for information. Always very intressting. I am reading the Day2_AM training document.
Here our cu...
François Tremblay
12:58 AM Software Development: Start Guide : Cannot build helloworld application with eclipse
Hello,
I am using Virtual Box and MityDSP-L138_SDK_2012_06_13.eva image.
When I following Start Guide instruction ...
minh tung

04/07/2013

07:53 AM Software Development: RE: L138 - DSP Timer interrupt question ...
Check the "Interrupt Handling - Delayed Branch Latency" section of the Day2_AM training presentation located in our "... Michael Williamson

04/04/2013

04:27 PM Software Development: RE: L138 - DSP Timer interrupt question ...
Mike,
Can you add more details regarding this statement: _The DSP loop optimization can create large interrupt lat...
François Tremblay
11:43 AM Software Development: RE: MityDSP-L138F Failure to Boot and Cannot Reset
Also feel free to look through the wiki http://support.criticallink.com/redmine/projects/arm9-platforms/wiki Jonathan Cormier
11:40 AM Software Development: RE: MityDSP-L138F Failure to Boot and Cannot Reset
The username for the modules should be _root_
Jonathan Cormier

04/03/2013

10:16 PM Software Development: RE: MityDSP-L138F Failure to Boot and Cannot Reset
Hi,
Thank you so much for supporting.
For (1): At the first time. Now the board are running with null modem cable...
minh tung
07:17 AM Software Development: RE: MityDSP-L138F Failure to Boot and Cannot Reset
I am assuming these are out of the box Development kits?
For (1) the console UART, please ensure you are using the...
Michael Williamson
08:27 AM PCB Development: RE: Resistors in EMA signal and adress traces?
Mike,
it's the L138-FX-225-RC Module. No FPGA.
I'm concerned about both kinds of traces.
Christian
Christian Rückl
07:33 AM PCB Development: RE: Resistors in EMA signal and adress traces?
Which part number? Specifically, does the module include an FPGA or not?
Which EMA traces are you concerned with,...
Michael Williamson
07:30 AM PCB Development: Resistors in EMA signal and adress traces?
Hi,
can anybody tell me if there are already resistors on the EMA-traces on the L138-Modul integrated? If yes, wha...
Christian Rückl
 

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