Activity
From 04/04/2016 to 05/03/2016
05/03/2016
- 08:54 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: iproute2 for SocketCAN with 3.2 Kernel
- Okay, would you mind creating a forum post over there as it may help people find it in the future who are looking for...
- 04:04 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: iproute2 for SocketCAN with 3.2 Kernel
- Thanks for the quick response.
I'm afraid I posted this in the wrong topic yesterday, I am using an Industrial IO...
05/02/2016
- 10:58 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: iproute2 for SocketCAN with 3.2 Kernel
- Added a 335x specific CAN wiki page: [[Using_CAN_port]]
- 10:44 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: iproute2 for SocketCAN with 3.2 Kernel
- There should be no need to install any packages. I've attached our cantest script. It expects can0 to be connected ...
- 10:38 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: iproute2 for SocketCAN with 3.2 Kernel
- Which wiki page are you referencing?
- The iproute2 utility for linux 3.2 seems to be unavailable from opkg. I am therefore unable to run the example in the...
04/26/2016
- 01:20 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: ifup / ifdown Equivalent for systemd
- Ben,
Your concern is valid and I don't have a direct answer now. The @ip@ command is the correct one to use to con... - 11:04 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Linker memory layout.
- I think these errors have been over come. I'm using the 8000 tcf file. I am able to run the program and debug a littl...
- 10:59 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Linker memory layout.
- Edwin, Did you figure this out?
Some comments from Dave here:
> Could it be trying to use two .cmd files?
> At... - We are trying to flash our firmware on the MityDSP-L138 to run code from the DDR. We are using the AISGen tool from T...
04/25/2016
- 03:42 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: All devices on i2c on the AM335 SOM
- The factory config definition can be found here:
http://support.criticallink.com/gitweb/?p=linux-mityarm-335x.git;a=... - 03:33 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: All devices on i2c on the AM335 SOM
- Is there any way I can read the factory config eeprom and use that data to verify the correct SOMs are installed or u...
04/22/2016
- 10:59 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: WFI and Bluetoth support
- I am looking at the Redpine Signals RS9113-NZB.
We may be using it in anther product Using the TI arm file system th... - 10:33 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: WFI and Bluetoth support
- Steven,
We've integrated multiple Wifi/BT chipsets with our products. In most cases we have to integrate an extern... - Does the Yocto file system support the TI or other vendors wifi and bluetooth on the DBric3?
what is the interface t...
04/21/2016
- I continually get these sort of messages while I try to step through the DSP code. Some times I can debug for a few m...
04/20/2016
- 04:58 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No Prompt from Uboot
- Thanks. You got it.
Only way to be sure was to cut the i2c traces on the carrier. Biked over to my partners and go... - 09:02 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No Prompt from Uboot (update)
- Ian St. John wrote:
> ALSO note that I am worried about the message "error reading I2C Configuration Block". Is th... - 12:37 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No Prompt from Uboot
- I don't have either a second (working) module or a standard carrier board. We couldn't afford them when we started an...
- 01:48 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- Mary, Thank you for this detailed post. Please let us know how this works out.
- 01:44 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- Here's what I did to apply the RT PREEMPT patch:
Helpful websites:
https://rt.wiki.kernel.org/index.php/RT_PREEMP...
04/19/2016
- 05:39 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Any special thing to get new ObjectXXX to work.
- Hi Edwin,
Your project should have a .tcf file. This should define how memory is configured and how large your he... - 04:35 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No Prompt from Uboot
- Ian,
Can you let us know if the behavior changes when this module is used in the Industrial IO Development Board (... - 03:34 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No Prompt from Uboot (baahhh)
- Well, it worked for two or three runs. Now it hangs on the uart initialization? Thinks that the uart is busy with out...
- 12:46 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No Prompt from Uboot (update)
- Imported and ran UBL to CCS 6.1.2. Changed only DEVICE_UART_PERIPHNUM to 1 from 2 in devices_uart.h to get UBL messag...
04/17/2016
- 12:51 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No Prompt from Uboot
- Mike,
Thanks for the description. I think your confusion is more about not understanding why it doesn't work (like... - 08:17 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No Prompt from Uboot
- Hello,
So I'm struggling a bit to get the full picture of what is going on.
Are you saying that you are running...
04/16/2016
- 06:21 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No Prompt from Uboot
- Uboot won't load (SPI mem = 0, i.e. says file too big on load of UBL)
Backup code was NOT the solution. Recent code ... - 02:09 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No Prompt from Uboot (update)
- I found and old backup where SpiWriter still works. Got my application code loaded into SPI NOR flash. I will try to ...
04/15/2016
- I am new'ing an object and stepping through the assembly I end up in SYS_error with an error of 1 and a message of "M...
- 03:08 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: ifup / ifdown Equivalent for systemd
- Well, I found something that works, but it doesn't seem very "clean" or symmetrical. I found the following to bring ...
- Hello,
In the new ALPHA Release 2016.01 filesytem, what is the "systemd way" of performing ifdown eth0 and ifup et... - Background:
I have a custom carrier board utilizing a 1808-FX-225-RC SOM (AM1808 only). Compiling using CCS 6.1.2. I... - 10:06 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- Note that the RT linux page also has an Ftrace guide: https://rt.wiki.kernel.org/index.php/Ftrace
- 09:53 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- Hi Mary,
Regarding RT Linux I would specifically recommend https://rt.wiki.kernel.org/index.php/RT_PREEMPT_HOWTO ... - 10:04 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- As I mentioned, you may be able to use the debugger to load the application. I believe you should load
some DSP cod...
04/14/2016
- 11:43 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- Mary,
Here is a link to the RT Linux Wiki:
https://rt.wiki.kernel.org/index.php/Main_Page
There's a direct lin... - 03:35 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: All devices on i2c on the AM335 SOM
- I created a wiki page for this information. Let me know if it answers your question.
[[MitySOM-335x_I2C_Addresses]]
04/13/2016
- Hello,
I am writing some diagnostic software for our device to run through and make sure everything seems to be pr... - 11:09 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- Mary Frantz wrote:
> For more information about how the DM Timer works, refer the the AM335x Technical Reference Man... - 10:59 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- For more information about how the DM Timer works, refer the the AM335x Technical Reference Manual.
To summarize, ... - 10:09 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- Mary Frantz wrote:
> This code:
>
> [...]
>
> prints the value of 'start' (the counter value at the start of t... - 09:48 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- This code:...
- 09:28 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- Mary Frantz wrote:
> I see this when the printk() call displays the last 16 'start' counter values.
What do you mea... - 08:58 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- No, this high latency is rare. Typical is more like 3 usec. I see this when the printk() call displays the last 16 ...
- 08:41 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- Dave,
Thanks for the reply.
1. Easier said than done ;)... The project is very "integrated". I have pared it down t...
04/12/2016
- 05:44 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- Hello Edwin,
Those steps do appear correct.
All project I have done on the L138 have used dsplink to communicat... - 04:11 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- Yes, I could step through the HelloWorld app. Is there anything else that might run before the main()?
I have chang... - 02:20 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- Hello Edwin,
I agree that since the debugger is looking for utl_halt.c something has gone wrong before main.
Obvi... - 01:50 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- I have tried to debug our main application. I copied the "waiting" loop from the Hello World app to the main. Wheneve...
- 10:16 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- Well sort of debug. It hit the break point, I changed the waitForMe variable and stepped one line. But after stepping...
- 09:46 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- Edwin McKay wrote:
> To get at least pass the "Test Connection" I installed the drivers. I must have missed that ste... - 09:44 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- To get at least pass the "Test Connection" I installed the drivers. I must have missed that step when I installed CCS...
- 02:25 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: High latency for DMTimer interrupt
- Hi Mary,
You mentioned that your maximum latency is ~500 usec. Is this maximum a rare or common occurrence? What ... - I have implemented a timer interrupt in a kernel module. At the start of the isr, it reads the timer value which sho...
04/11/2016
- 03:29 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- Edwin McKay wrote:
> I have gotten a little further. The "Test Connection" now seems to work. So I guess Ubuntu can ... - 03:16 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
I have gotten a little further. The "Test Connection" now seems to work. So I guess Ubuntu can talk to the XDS modu...- 11:00 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- Edwin wrote:
> I will try searching the TI web site.
Good idea. Let us know if you find something that helps.
- 10:59 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- Thanks for the update. I will see if we can get one in house. In the mean time try searching TI's e2e to see if any...
- 10:34 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- From TI's web site the XDS510 & XDS560 are both obsolete?
I will try searching the TI web site.
04/08/2016
- 04:24 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Building an SD Card
- Tom Tatakis wrote:
> This is a custom board- I did move the init of mmc back to the early init stage as a test and t... - 04:21 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Building an SD Card
- Tom,
We are working on a yocto filesystem release which allows you to build a new yocto based filesystem from sour... - 03:52 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Building an SD Card
- Actually I do have a question- do you have a pointer to documentation that tells me how to build an SD card image fro...
- 03:50 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Building an SD Card
- This is a custom board- I did move the init of mmc back to the early init stage as a test and the file system came up...
- 02:08 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Building an SD Card
- Tom, one more question: are you running this on a Critical Link Development Board or your own custom baseboard?
- 02:13 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8.4 l38F link can't resolve POOL_translateAddr
- Steve,
Thank you for posting the fix.
We haven't tested using the Yocto filesystem with earlier MDK. It is expe...
04/07/2016
- 03:46 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problem using XDS200 USB emulator.
- Edwin,
Unfortunately we have not used the XDS200 on any platform so we don't even have one to try and reproduce th... - I am trying to debug my DSP project (actually just the HelloWorld program). I have a XDS200 debugger plugged into my ...
- 09:57 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Building an SD Card
- Looking at the logs here are a few things I see.
* On the sd card boots, you are still loading u-boot from the nan... - 09:02 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Building an SD Card
- Thanks for the reply- of course now the symptoms have changed. The bad boot now stops waiting for the file system pa...
- 09:04 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8.4 l38F link can't resolve POOL_translateAddr
- Hi Bob
I think I found the problem.
DSPLINK.lib is in a different location than in the original setup.
Is MDK_20...
04/06/2016
- 03:06 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: gcc 4.8.4 l38F link can't resolve POOL_translateAddr
- Steven, can you share the Makefile you are using?
- I using gcc 4.8.4 compiling a arm program for Dbric 3 yocto file system.
I get a link error "/home/mitydsp/workspace... - 02:36 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Building an SD Card
- Actually 3 logs. The two sd card boot logs and the nand boot log with the new kernel.
- 02:34 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Building an SD Card
- Tom,
Could you include the full boot log of the working and the broken boots? - Hello- First, I have a working SD card that boots that I have been using for over a year. I also have a newer kernel...
04/04/2016
- 04:31 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: How to Enable a systemd Unit Template for Boot Execution
- Ben,
Thank you for the follow-up on this bug. I'm glad you got it working. I can't find any reference to case-sens... - 03:59 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: How to Enable a systemd Unit Template for Boot Execution
- Bob,
So I was able to home in on the issue. It centers on the parameter being passed to the unit file. As stated... - 08:51 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: How to Enable a systemd Unit Template for Boot Execution
- Yocto poky daisy (1.6.3)
- 08:34 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: How to Enable a systemd Unit Template for Boot Execution
- Bob,
We are looking at workarounds getting the enable to function. Do you have a Yocto version number associated ...
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