Mity CPU Platforms

04/08/2020

08:27 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Srinivasa Wunnimani wrote:
> Hi,
>
> We have SOM board as per below link:
>
> https://static6.arrow.com/aropdf... Jonathan Cormier

07:40 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Srinivasa Wunnimani wrote:
> I want to test the same with pre-built binaries for u-boot V2018.01.
> Let me know whe... Jonathan Cormier

03:04 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Hi,
I understand your point.
Please find the log attached for SD boot and NAND boot attached.
I am trying to e... Srinivasa Wunnimani

01:06 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

huh is your sd card MLO and u-boot.img the same one you are programming into nand? Jonathan Cormier

04/07/2020

03:33 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Is boot from nand a requirement to reproduce this?
> Yes. GPIO 0_27 (Relay chattering) happens only during NAND boo... Srinivasa Wunnimani

04/06/2020

07:58 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Thanks for the instructions to reproduce the problem. That is helpful.
Unfortunately though with the current vir... Jonathan Cormier

03/31/2020

12:16 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Hi,
We have SOM board as per below link:
https://static6.arrow.com/aropdfconversion/bd95376e672d11c623e62dac62c... Srinivasa Wunnimani

03/30/2020

05:46 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Srinivasa Wunnimani wrote:
> *> Now my suspect is on below registers*
> GPMC_ECC_CONFIG
> GPMC_ECC_CONTROL
> GPMC... Jonathan Cormier

05:41 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Srinivasa Wunnimani wrote:
> Hi,
>
> I am little confused on sysconfig pin mux registers. Did you mean control m... Jonathan Cormier

03/28/2020

02:01 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Forget to attach log files.
Please find log files attached.
Regards
Srinivasa Srinivasa Wunnimani

02:00 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Hi
> If things are crashing now, then this was probably not the correct change.
I have started debugging int... Srinivasa Wunnimani

01:12 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Hi,
I am little confused on sysconfig pin mux registers. Did you mean control module registers?
Anyways, I have ... Srinivasa Wunnimani

03/27/2020

01:25 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

> To make sure pinmux is okay, copied board/cl/mityarm335x/mux.c from v2013.10 to our new u-boot v2018.01. Please fin... Jonathan Cormier

07:55 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Hi,
If things are crashing now, then this was probably not the correct change. If you double check the config7 reg... Srinivasa Wunnimani

03/25/2020

01:09 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Srinivasa Wunnimani wrote:
> Hi,
>
> I have updated arch/arm/mach-omap2/mem-common.c as below:
>
> 132 #if def... Jonathan Cormier

09:09 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Hi,
I have updated arch/arm/mach-omap2/mem-common.c as below:
132 #if defined(CONFIG_NAND) || defined(CONFIG_CM... Srinivasa Wunnimani

12:47 AM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

Thanks Mike,
That confirms what I've been thinking about it also, so that is the approach I'll take -- merge the t... Ed Henderson

12:12 AM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

The FPGA code for the VDK is on github here:
https://github.com/CriticalLink/mitysom5csx-dart-evdk/tree/master/fpg... Michael Williamson

12:00 AM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

I was looking for the one that is for the current VDK, so it would just have the ARM code.
I do have the code from t... Ed Henderson

03/24/2020

11:54 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

Hi Ed,
If you are looking for an FPGA project / BSP with VDK + OpenCL architected, I don't have one handy. I only... Michael Williamson

11:25 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

Mike -- I have several examples of Cyclone V BSP's that incorporate an OpenCL kernel. It would be *VERY* helpful to h... Ed Henderson

03:04 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

Hey Mike, i've been reading manuals for the past few days, and learned quite a lot.
I see now how the BSP and Kernel... Ed Henderson

06:47 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Rocko, possible memory leak?

VJ,
I agree after looking at your data and with the knowledge that I've run 5CSX SOMs for weeks plugged into the n... Daniel Vincelette

03:25 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Rocko, possible memory leak?

Dan, based upon the measurements I have done and input from Mike I think I have to write this off as normal behavior.... V J

03/23/2020

11:23 AM MitySOM-5CSX Altera Cyclone V Software Development: RE: Rocko, possible memory leak?

Hello Dan/VJ,
Have you guys seen this stack overflow post about tracking socket buffers /
memory moving through the ... Michael Williamson

10:56 AM MitySOM-5CSX Altera Cyclone V Software Development: RE: Rocko, possible memory leak?

Hi Dan.
I have monitored the memory use over the weekend. See attached plot where "free" is logged every 10 minutes... V J

03/19/2020

07:58 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

I found an interesting reference to a presentation here:
https://www.globallogic.com/wp-content/uploads/2016/10/Comb... Ed Henderson

07:51 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

You can, but you have to implement all of that stuff as part of the "BSP" if you don't want to implement it all in Op... Michael Williamson

06:04 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

There is one key part that I'm not able to wrap my head around just yet. If you have some knowledge here, it would he... Ed Henderson

03:54 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Rocko, possible memory leak?

Hi Dan
Yes, 2 and 3b are the same.
I have done some more monitoring where Eth0 is connected but not used and Eth1 i... V J

01:42 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Rocko, possible memory leak?

Hi VJ
Those are definitely interesting findings leads me to believe like yourself some part of the ethernet subsys... Daniel Vincelette

03:37 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

The config7 register appears to be getting set in arch/arm/mach-omap2/mem-common.c Jonathan Cormier

06:18 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Sure, we will print CONTROL_MODULE_REGISTERS and update you on the same.
We want to update the source code and m... Srinivasa Wunnimani

03/18/2020

04:31 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

I was just looking through the code on that. I've already cloned the git repo.
I'll use that as a starting point.... Ed Henderson

04:27 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

Hi Ed:
Have you looked at our OpenCL BSP reference kit for our MitySOM-5CSX DevKit?
https://support.criticallink.co... Michael Williamson

04:20 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

Michael -- I am currently pursuing the OpenCL approach. It seems the most viable.
We are looking at OpenCL impleme... Ed Henderson

03/16/2020

06:31 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

I wanted to add this link:
https://software.intel.com/en-us/articles/pipecnn-on-intel-fpga-acceleration-of-machine... Ed Henderson

05:09 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

I will need to check. I don't think I have one that put aside resources
for the current camera pipeline.
-Mike
On... Michael Williamson

05:01 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

No, I had not looked at that.
I'll take a look at that as well.
Do you have a BSP for the VDK? Or, that start of... Ed Henderson

04:59 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

Have you looked into HLS instead of OpenCL? If you are familiar with FPGA
/ Intel / Altara Platform Designer, the HL... Michael Williamson

04:48 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

Thank you for the advice Greg.
A hybrid approach does seem to be the best way to approach this, as you describe, a... Ed Henderson

03:58 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Note the pinmux tables can be read from memory.
See "Table 9-10: CONTROL_MODULE REGISTERS" https://support.critic... Jonathan Cormier

03:35 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Hi,
Thank you for your input.
Tried with below command, still same problem.
mw.w 0x50000078 48
As mentione... Srinivasa Wunnimani

02:09 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

> md.b 0x50000070 10
> mw.b 0x50000078 48
> mw.b 0x50000079 00
I would stick with using md.w and mw.w since all ... Jonathan Cormier

01:15 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Rocko, possible memory leak?

Hi Dan
Thanks for looking into this.
I have run some test during the weekend, and the results are a bit inconclusiv... V J

03/15/2020

10:23 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

Hi Ed,
I understand that Tensorflow Lite being CPU only in this instance seems like it is a deal breaker for you.... Gregory Gluszek

08:14 PM MitySOM-5CSX Embedded Vision Developer's Kit for Basler dart BCON Support: RE: Intel OpenVINO with the VDK

Unfortunately, running tensorflow lite on the ARM core would not meet the goals of the project.
Also, if I recall ... Ed Henderson

03/14/2020

11:52 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Sorry for typo error:
I was able to manual write it to GPMC *without* any error.
Regards
Srinivasa Srinivasa Wunnimani

08:47 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: GPIO toggling/chattering while performing NAND read.

Hi,
I tried to change GPMC_CONFIG7_0 to 0x48 from 0xf48 as below. I was able to manual write it to GPMC with any ... Srinivasa Wunnimani