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From 01/12/2016 to 02/10/2016

02/10/2016

09:48 AM MitySOM-5CSX Altera Cyclone V Software Development: RE: Board info files MittySOM-5cse-l2-3y8
Hello Dan,
Yea, I agree. It looks like the mount /proc is causing issues. CONFIG_PROC_FS is enabled in both the de...
Brian Wentworth

02/09/2016

05:16 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Board info files MittySOM-5cse-l2-3y8
Hi Brian,
It appears that all these issues are stemming from the SOM not being able to mount /proc. Can you make s...
Daniel Vincelette
08:34 AM MitySOM-5CSX Altera Cyclone V Software Development: RE: Board info files MittySOM-5cse-l2-3y8
Hello Dan,
Thanks for the timely reply. Yes, I was using the Altera Sopc2dts tool to generate the DTB. I have rebu...
Brian Wentworth
09:05 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: Downloading files from Redmine (using Linux console app)
Is there a favored method for downloading files from the Critical Link Redmine site using a Linux console app? My sof... Fred Weiser

02/04/2016

03:59 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Board info files MittySOM-5cse-l2-3y8
Hello Brian,
Are you trying to manually by hand create the DTS or are you using the Altera Sopc2dts tool that will...
Daniel Vincelette
03:40 PM MitySOM-5CSX Altera Cyclone V Software Development: Board info files MittySOM-5cse-l2-3y8
I'm having trouble creating a dts file that shows the peripherals on the fpga of my design. I can't find the correct ... Brian Wentworth
01:37 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Jonathan,
Thank you very much for your help. This uImage works.
Regards,
Ben
Ben Atkinson
12:53 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Updated dbric3 defconfig to support systemd.
http://support.criticallink.com/gitweb/?p=linux-davinci.git;a=commit;h=...
Jonathan Cormier
12:17 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Jonathan,
Yes I am using the dbric3 hardware. Do you have a kernel image for it?
Regards,
Ben
Ben Atkinson
12:09 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
The industrialio baseboard image expects the phy id to be 0:03. Your phy id appears to be 0:00. The kernel would ne... Jonathan Cormier
11:38 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
... and here is the boot message file. Ben Atkinson
11:36 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Jonathan,
I think we're getting somewhere now. The newest kernel is working better. I went back to the original,...
Ben Atkinson
09:30 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Alright thanks. Sometimes the bootargs aren't set.
I tried booting the uImage Bob posted and it hung for me too. ...
Jonathan Cormier

02/03/2016

05:10 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Jonathan,
U-Boot > print bootargs
print bootargs
bootargs=mem=96M console=ttyS1,115200n8 mtdparts=nand:128M(root...
Ben Atkinson
05:05 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Is the bootargs environment variable set when you do the tftp boot?... Jonathan Cormier
05:01 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Bob,
On my target system I had:
# cd /boot
# ls -la u*
lrwxrwxrwx 1 root root 13 Nov 13 21:13 uImage...
Ben Atkinson
04:08 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Ben, you shouldn't have to redo your filesystem. Just copy over the kernel. ... Bob Duke
03:33 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Bob,
Thanks. Just to be clear, should I put the new uImage in /boot and re-create the jffs2 image? Currently the...
Ben Atkinson
03:08 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138

Ben, I apologize for the assumptions in my original advice. Any time you change a kernel you need to bring along ...
Bob Duke
02:55 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
I did not build a new kernel. A kernel was already on my target system, and I believe it came from the MDK_2014-01-1... Ben Atkinson
02:47 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Ben Atkinson wrote:
> Jonathan,
>
> Thanks for the reply. I didn't build a new kernel based on the comment from ...
Jonathan Cormier
02:44 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Jonathan,
Thanks for the reply. I didn't build a new kernel based on the comment from Bob Duke, above:
> Pl...
Ben Atkinson
02:20 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Ben Atkinson wrote:
> Jonathan,
>
> I was able to load your ALPHA Linux file system onto my target, and I've had ...
Jonathan Cormier
02:09 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Jonathan,
I was able to load your ALPHA Linux file system onto my target, and I've had some success. The system i...
Ben Atkinson

02/01/2016

10:49 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Fred, I'm not sure what is wrong. Perhaps if you sent us your schematic someone could look it over.
I'm pretty su...
Jonathan Cormier

01/29/2016

03:08 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
A single IOCTL call with len=4 returns 4 bytes of 0 value instead of 2 with no difference in the SPI signals. Fred Frantz
12:04 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
I believe you want a single IOCTL. See the attached source code duplex method.
Example usage...
Jonathan Cormier
11:51 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Correction in above code
fd = open(devname, O_RDWR|O_SYNC);
should be
fd = open(devname, O_RDWR);
Fred Frantz
11:49 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
This is based on spidev_test.c and other examples. There are two devices on the bus that have to be configured to re... Fred Frantz
11:06 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Fred Frantz wrote:
> Yes, I am looking at all the SPI0 signals on a scope, and they are correct. The transmitted da...
Jonathan Cormier
11:02 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Yes, I am looking at all the SPI0 signals on a scope, and they are correct. The transmitted data is configuring the ... Fred Frantz
10:44 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Fred Frantz wrote:
> The data is now being clocked out correctly, and the device is responding with the correct da...
Jonathan Cormier
10:42 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Fred Frantz wrote:
> Mike, are you referring to the .d0_is_mosi parameter in the ompa2_mcspi_device_config structure...
Jonathan Cormier
10:36 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Mike, are you referring to the .d0_is_mosi parameter in the ompa2_mcspi_device_config structure? That is set to 1, b... Fred Frantz

01/28/2016

12:12 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
I think there is also a control for the McSPI that can swap the din / dout pins between "d0" and "d1". We had troubl... Michael Williamson
12:06 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Fred Frantz wrote:
> Thanks for the correction. Setting the .bus_num = 1 solved the module issue, and the .controlle...
Jonathan Cormier
11:59 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Thanks for the correction. Setting the .bus_num = 1 solved the module issue, and the .controller_data information is ... Fred Frantz

01/27/2016

09:34 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Ben,
Part of the reason this filesystem is alpha is to discover differences from the old filesystem. We hadn't no...
Jonathan Cormier
09:29 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
I want to set a static IP address on my target using the ALPHA Release 2016.01 file system, but I was surprised to se... Ben Atkinson

01/26/2016

05:02 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Fred Frantz wrote:
> After erasing the NAND, the ECC errors are resolved. Thanks, that was a self inflicted problem ...
Jonathan Cormier
04:54 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Michael Williamson wrote:
> SPIDEV sits on top of McSPI. It's an abstraction layer on top of the specific SPI drive...
Jonathan Cormier
03:49 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
SPIDEV sits on top of McSPI. It's an abstraction layer on top of the specific SPI driver. That may be the problem.
...
Michael Williamson
03:36 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
After erasing the NAND, the ECC errors are resolved. Thanks, that was a self inflicted problem due to misinterpretati... Fred Frantz
11:44 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Jonathan Cormier wrote:
> For your case you just need to erase the kernel section.
> @nand erase 0x340000 0x50000...
Jonathan Cormier
11:43 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
> U-Boot# tftp 0x82000000 $serverip:uImage
> U-Boot# nand write.i 0x82000000 0x340000 $filesize
> No errors are rep...
Jonathan Cormier
11:17 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
The kernel and environment were reloaded just to get to a known point where everything was working previously. The k... Fred Frantz
10:39 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Just checked and the 0x340000 address the ECC errors mention is the location of the kernel not the environment I init... Jonathan Cormier
09:35 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Fred Frantz wrote:
> Thanks for the suggestions, but ZCAT on the target indicates that SPIDEV is enabled.
Interes...
Jonathan Cormier
09:13 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Thanks for the suggestions, but ZCAT on the target indicates that SPIDEV is enabled. Regarding the ECC errors, I rel... Fred Frantz

01/25/2016

05:33 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Hmm no noticeable errors. You can double check the kernel, on the booted device for the spidev support:... Jonathan Cormier
04:21 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
I added the boot log for the ECC errors also. Fred Frantz
03:39 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Hope this helps. Fred Frantz
03:15 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
Can you attach the bootlog for the device? Jonathan Cormier
03:09 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
It looks like it is enabled to me.
...
Fred Frantz
01:41 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Spidev issues
A pinmux conflict would likely cause the device not to work but it would not affect the creation of the spidev device... Jonathan Cormier
01:33 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: Spidev issues
The dev kit baseboard file has been modified to include a "spidev" device, and the kernel was compiled to include the... Fred Frantz
03:16 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F - Qt application not seeing USB keyboard
Hi
Thanks, I did very quickly look at the 2015 Alpha release but didn't see the Qt libraries.
At the same time I wa...
Mathew Jones

01/21/2016

08:56 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: SocketCAN configuration
After the links were corrected on my system, it works using iproute2 also.
Thanks
Fred Frantz

01/20/2016

05:05 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: SocketCAN configuration
Apparently the filesystem ip utility isn't using busybox.... Jonathan Cormier
04:37 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: SocketCAN configuration
It would be the busybox that comes in the TI filesystem we ship with the devkits.... Jonathan Cormier
04:32 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: SocketCAN configuration
Thanks for the quick response. What version of busybox are you using?
Thanks,
Fred
Fred Frantz
03:24 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: SocketCAN configuration
I used the busybox ip utility to configure can when I last tested it.
I found the following script which I created...
Jonathan Cormier
03:16 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: SocketCAN configuration
What is the recommended method for configuring a socketCAN port on the MitySOM3354? I have tried using the iproute2 u... Fred Frantz
11:23 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
Here is the command we run to create the jffs file for the original MDK. Where $root is the path to the extracted fi... Jonathan Cormier
11:01 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8 for OMAP-L138
We have a tool that reprograms the root FS on our target device with a jffs2 file. I saw in the Release 2010.05 ther... Ben Atkinson
10:38 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F - Qt application not seeing USB keyboard

Mat,
You could try testing the Alpha MDK release we uploaded under the Files tab (2016.01). This is a Yocto-ba...
Bob Duke
03:13 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F - Qt application not seeing USB keyboard
That's interesting, so it does look like the 12/03/2012 MDK (with Qt 4.7.4) was built with -qt-kbd-tty but not with: ... Mathew Jones

01/19/2016

03:19 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F - Qt application not seeing USB keyboard
The build logs for the 4.7.4 qt show the following configure. According to this neither qt-kbd-linuxinput nor qt-kbd-... Jonathan Cormier
10:56 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F - Qt application not seeing USB keyboard
Hi Jonathan, thanks, I've read something similar or the same links.
I've just tried...
Mathew Jones
09:13 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F - Qt application not seeing USB keyboard
http://doc.qt.io/qt-4.8/qt-embedded-charinput.html#specifying-a-keyboard-driver
The above link lists the TTY and L...
Jonathan Cormier

01/18/2016

08:17 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F - Qt application not seeing USB keyboard
Hi Tim
I am currently launching my application with the -qws flag, e.g....
Mathew Jones
07:14 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F - Qt application not seeing USB keyboard
Mat,
Its been a while since I have worked in this area, so I'm a bit rusty... Are you launching your app with the -q...
Tim Iskander
04:42 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: MityDSP-L138F - Qt application not seeing USB keyboard
Hi
I'm having trouble with Qt getting input from a USB keyboard. USB mouse input is fine.
I have a MityDSP-L138 run...
Mathew Jones

01/15/2016

02:57 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: LVDS transceiver for 1000Mb Ethernet MAC & 1000Base-X problem
Hi Charles,
The GXB TX details can be found in Altera's documentation:
https://www.altera.com/content/dam/altera-...
Adam Dziedzic

01/13/2016

08:52 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Linux application cannot read/write FPGA registers
Hi Greg
Excellent, that has definitely helped as I can now see /dev/0 after the following two commands (with FPGA lo...
Mathew Jones

01/12/2016

12:43 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DVI Framebuffer (fpga i2c) problem
Hi Mathew,
Very sorry about that. I didn't catch the LX45 version. The LX45 has some pins that are not bonded t...
Michael Williamson
11:26 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DVI Framebuffer (fpga i2c) problem
From our investigation and suggestions from other wiki/forum pages it is apparent now that it is not possible to outp... Mathew Jones
11:35 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Linux application cannot read/write FPGA registers
Hi Matthew,
First we need to deal with the issue of /dev/0 not being present. Using /dev/mem is ultimately not wh...
Gregory Gluszek
11:16 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: Linux application cannot read/write FPGA registers
I am trying write a simple C application (for Linux on the MityDSP-L138 ARM) that can access registers within an LX16... Mathew Jones
11:08 AM MitySOM-5CSX Altera Cyclone V FPGA Development: LVDS transceiver for 1000Mb Ethernet MAC & 1000Base-X problem
Hi,
I have been attempting to use the development kit to setup and implement a system which interfaces to an externa...
Charles Garcia
 

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