Mity CPU Platforms » MityDSP-L138 (ARM9 Based Platforms)

06/25/2013

09:30 PM Software Development: RE: Fail to boot the kernel after running setup.sh in DVSDK 4.03

Hi Jonathan,
Thank you for your reply:)
I'm using the Industrial IO Development Kit with MityDSP-L138F. No ch... Derek Tan

10:02 AM Software Development: RE: Fail to boot the kernel after running setup.sh in DVSDK 4.03

Derek,
I'm unclear with what you changed between when it was last working and now.
-Jonathan Jonathan Cormier

12:56 AM Software Development: RE: Fail to boot the kernel after running setup.sh in DVSDK 4.03

I have build the kernel with codes in git://support.criticallink.com/home/git/linux-davinci.git
No more output is ... Derek Tan

04:02 PM FPGA Development: Problem building IndustrialIO project build_lcd_rev_c

Following on from a similar question in the forum "Creating FPGA Base-Project - core manager problem" I am trying to ... Steven Hill

03:48 PM Software Development: RE: CPU Clock and FPGA clock interaction

Based on what you have told me about Linux operating points, I won't be fooling with the CPU frequency. I will find ... Steven Hill

02:51 PM Software Development: RE: CPU Clock and FPGA clock interaction

Hi Steven,
If you need a specific frequency for your FPGA, I would recommend adding an external Crystal or Oscilla... Michael Williamson

06/24/2013

10:28 PM Software Development: RE: Fail to boot the kernel after running setup.sh in DVSDK 4.03

uboot env:
> U-Boot > printenv
> flashuboot=tftp 0xc0700000 mityomap/u-boot-ubl.bin; sf probe 0; sf erase 0x10000... Derek Tan

09:42 PM Software Development: Fail to boot the kernel after running setup.sh in DVSDK 4.03

Hi all, I have just running setup.sh in DVSDK_4.03, and MityDSP-L138F could not boot the kernel now.
Serial port o... Derek Tan

03:10 PM Software Development: RE: Networking requires ifup

Bingo. Good catch. I didn't look close enough at the comma/space separators.
Thanks for your help!
Joe. Joe Bauman

03:05 PM Software Development: RE: Networking requires ifup

The big difference between your boot and mine is:
I have... Jonathan Cormier

02:55 PM Software Development: RE: Networking requires ifup

The only thing in the boot log that jumps out at me is:... Joe Bauman

11:38 AM Software Development: RE: Networking requires ifup

Joe,
Looking at the networking startup script, all it does is run ifup -a to bring the interfaces up. Could you t... Jonathan Cormier

11:27 AM Software Development: Networking requires ifup

Starting a new post for this question.
When the MityDSP (L138F) boots up, I am unable to connect via SSH. I have ... Joe Bauman

02:00 PM Software Development: CPU Clock and FPGA clock interaction

For various reasons I would prefer an FPGA clock of 96 MHz. Am I right in assuming that if I modify the kernel to ge... Steven Hill

10:29 AM Software Development: RE: DSP Helloworld execution error

commenting out the deletes solved the problem
thanks Vinod Ganesh

08:57 AM Software Development: RE: DSP Helloworld execution error

Vinod,
If you look at the arm_main.cpp file, the application doesn't wait for you to press q. Its currently setup... Jonathan Cormier

05:46 AM Software Development: DSP Helloworld execution error

hi,
I could successfully compile the arm_main.cpp in eclipse and dsp_main.cpp in ccs. But upon execution the exit ... Vinod Ganesh

10:21 AM Software Development: RE: Missing Angstrom Packages

Good to know.
As far as eth0 not coming up some things to look at:
* Make sure that ip=dhcp was passed to kernel... Jonathan Cormier

09:51 AM Software Development: RE: Missing Angstrom Packages

Thanks Jonathan -
That worked just fine - I started down that path but didn't get the right combination of package... Joe Bauman

10:05 AM Software Development: RE: DSP Hello World error message

Thanks for your help Nick Arango

09:02 AM Software Development: RE: DSP Hello World error message

Nick,
I've just updated the wiki page with a new arm_main.cpp and cleaned up some of the instructions. The error ... Jonathan Cormier

09:02 AM Software Development: RE: Warning messages when running DSP Hello World

Nick and François,
I've just updated the wiki page with a new arm_main.cpp and cleaned up some of the instructions... Jonathan Cormier

06/23/2013

04:51 PM FPGA Development: Core Creation Guidelines

The link to "FPGA Core Creation Guidelines" appears to be broken in the Wiki - can anyone point me to the relevant in... Steven Hill

01:38 PM PCB Development: Expansion IO mating headers type

Hi
Wat are recomended type of male headers mating with the Industrial IO Development Kit expansion IO connectors J... Henryk Kowalski

06/21/2013

11:47 AM Software Development: RE: Missing Angstrom Packages

I was using the latest MDK filesystem but I suspect it will work the same for your version.
-Jonathan Jonathan Cormier

11:46 AM Software Development: RE: Missing Angstrom Packages

Joe,
This seems to be a problem with the latests Angstrom repos. I was able to find a forum post related to this.... Jonathan Cormier

11:21 AM Software Development: Missing Angstrom Packages

Good Morning -
Has anyone had any luck getting "missing" Angstrom packages installed when using the 2012-08-10 MDK... Joe Bauman

06/20/2013

03:35 PM Software Development: RE: DSP Hello World error message

[Edit] Woops I quoted myself instead of edited. Jonathan Cormier

03:35 PM Software Development: RE: DSP Hello World error message

Steven,
I just followed the [[DSP_Hello_World]] tutorial and didn't have the same build errors you did. It should... Jonathan Cormier

11:12 AM Software Development: RE: Data Transfer over DSPLink

Messages don't have to be strings. You can create message structures (and include headers, for example, that contain... Michael Williamson

10:13 AM Software Development: Data Transfer over DSPLink

Hi,
I was able to run the "DSP Hello World" totorial in the wiki but there i can only transfer messages between bo... Christian Rückl

10:07 AM Software Development: RE: GPIO Output immediately after power on

Thanks Mike,
the stronger pull downs should be acceptable in my design.
christian Christian Rückl

06/19/2013

06:48 PM Software Development: RE: DSP Hello World error message

Hi:
I'm getting the same assertions. I re-flashed the kernel and the file system on the board with the latest ima... Steven Hill

01:39 PM Software Development: RE: GPIO Output immediately after power on

The only way I know of is to use stronger pull downs (1 or 2K I think) externally. You'll burn a bit more power and ... Michael Williamson

12:51 PM Software Development: RE: GPIO Output immediately after power on

Ohh, OK.
I found a way at Ti's support page how to change the UBL to set the defaultstate of the PUPDSEL-registers... Christian Rückl

12:14 PM Software Development: RE: GPIO Output immediately after power on

Keep in mind that the OMAP-L138 also has built in pull-up and pull-down resistors on just about every pin.
On rese... Michael Williamson

12:02 PM Software Development: RE: GPIO Output immediately after power on

Tim,
thanks for the fast reply!
The following Pins on the L138 (no FPGA-Version)SoM are driven at the beginning... Christian Rückl

11:34 AM Software Development: RE: GPIO Output immediately after power on

Christian,
there are 2 possibilities for where pins are being enabled and potentially toggled. A lot of this depends... Tim Iskander

10:34 AM Software Development: GPIO Output immediately after power on

Hi,
Does anybody know where it comes from, that i get immediately a signal on some pins after the module is powere... Christian Rückl

06/14/2013

06:52 PM Software Development: RE: DSPHelloWorld won't compile

I don't see any errors in the console.txt. Maybe eclipse has something cached and is showing errors that aren't curr... Dave Stehlik

06:15 PM Software Development: RE: DSPHelloWorld won't compile

To Dave Stehlik: Most of the errors disappeared when I fixed the error in the Message() functio, but I am still left... Steven Hill

06:08 PM Software Development: RE: DSPHelloWorld won't compile

I'm replying to my own post - I found a problem with the lpMessageOutbound->SendMessage function. When I changed the... Steven Hill

06:03 PM Software Development: RE: DSPHelloWorld won't compile

Hello Steven,
I am going to assume that you have an error indicating that it can't locate an include file,
say st... Dave Stehlik

05:51 PM Software Development: RE: can't detect USB2.0 device

Not sure why the 3.2 kernel is causing problems for you. It could be that you need to recompile our 3.2 kernel branc... Michael Williamson

05:47 PM Software Development: RE: DSP Hello World error message

Sorry for the delay.
I have seen these messages before, but we have several applications that do not exhibit this ... Michael Williamson

05:45 PM Software Development: RE: omap driver & rs485

The omap driver is modified for the MityARM-3359 (the AM335X SOC chips). This patch actually came from support of ou... Michael Williamson

04:35 PM FPGA Development: RE: Issues programming FPGA using Linux driver

Thanks for the quick reply!
I am indeed using a BIN file. It is entirely possible that it is not bit-swapped, it was... Lars Majlof

03:57 PM FPGA Development: RE: Issues programming FPGA using Linux driver

If you are not using the framework, the state sysfs value will report FAIL (I think it is checking the version of the... Michael Williamson

03:21 PM FPGA Development: Issues programming FPGA using Linux driver

I am trying to program the LX45 FPGA on my MityDsp board using the fpga_ctrl.ko driver but don't have much luck.
Eve... Lars Majlof

06/13/2013

09:44 PM Software Development: DSPHelloWorld won't compile

I am trying to compile the ARM part of DSPHelloWorld in Eclipse. Compile of arm_main is failing for really basic stu... Steven Hill

09:20 AM Software Development: omap driver & rs485

Hi,
I've some questions about your patch from this link : http://support.criticallink.com/redmine/projects/armc8-p... michael musset

06/12/2013

02:15 AM Software Development: RE: SATA disk can‘t be linked when booting the linux kernel (Using industrial board)

Thanks for answering me so quickly, the S/N number of my MITY-AM1808 is: 121470. I will also try some other sata disk... Jun Mo

06/11/2013

08:02 AM Software Development: RE: DSP vs NEON for Floating point

Sorry, my bad. I see it now. The first time I tried the SDK it didn't work as I didn't install the whole 4GB of stuff... Conor O

07:28 AM Software Development: RE: DSP vs NEON for Floating point

Hello Conor,
On the DVSDK, the examples in c6run include a "hello world" (ti-dvsdk_omapl138-evm_04_03_00_06/c6run_... Michael Williamson

06:26 AM Software Development: RE: DSP vs NEON for Floating point

Just in addition - it would kinda cool to have a "Hello world" done using the TI DVDSK as it has the command line DSP... Conor O

07:37 AM Software Development: RE: SATA link down

Just following up, are you still having problems?
-Mike
Michael Williamson

06:32 AM Software Development: RE: SATA disk can‘t be linked when booting the linux kernel (Using industrial board)

Hello,
Thank you for your post. I have not heard back from yilan wang, and I was assuming that his issue was reso... Michael Williamson

05:57 AM Software Development: SATA disk can‘t be linked when booting the linux kernel (Using industrial board)

When I use industrial board 000268RI-2B and mityARM-1808 to do some development, I'v meet the same problem with "yili... Jun Mo

06/10/2013

11:12 AM Software Development: RE: Noise on the Can Bus Interface

Hi Jeremy,
Sorry we didn't respond right away. We were trying to find someone to look at the issue and set someth... Michael Williamson

11:06 AM Software Development: RE: Noise on the Can Bus Interface

I figured out where the dropped frames were going. It appears the noise is being sufficiently taken care of when the ... Jeremy Young

06/07/2013

12:53 PM Software Development: DSP Hello World error message

When (in the DSP Hello World) the arm calls ldDspApp0>StopApp(), I receive an error message (at the bottom of this po... Nick Arango

06/06/2013

04:41 PM Software Development: RE: Warning messages when running DSP Hello World

I'm getting the same thing... Nick Arango

04:29 PM Software Development: RE: DSP vs NEON for Floating point

Digikey is open but managers' pockets are closed most of the time!
My circuit design is in flux still but I'm at t... Conor O

11:39 AM Software Development: RE: DSP vs NEON for Floating point

Digikey is open 24 hours a day!
Do you have a lot of interfaces to rework if you retarget your module?
-Mike
... Michael Williamson

11:28 AM Software Development: RE: DSP vs NEON for Floating point

Thank you for that Mike. I'm trying to figure out is it worth the pain of learning the DSP toolsets and dealing with ... Conor O

09:47 AM Software Development: RE: DSP vs NEON for Floating point

The DSP floating point performance is *very good* compared to the ARM9. It's actually faster (when coded right) than... Michael Williamson

09:40 AM Software Development: DSP vs NEON for Floating point

Dear Critical Link,
Now that you have newer modules in Cortex A8 and Dual A9 versions, I have a question as regard... Conor O

12:51 PM Software Development: Noise on the Can Bus Interface

I have measured a significant 500kHz noise burst on the CAN bus pins of the Industrial IO board. the reason for check... Jeremy Young

06/05/2013

01:08 PM Software Development: RE: Can Interface won't probe

Okay, I had wiring problem. candump now dumps the received frames to the console. So we are up and running. thanks fo... Jeremy Young

12:33 PM Software Development: RE: Can Interface won't probe

Can you dump out the exact commands you used?
Thanks. (I am not a CAN expert, but I can try to track down the eng... Michael Williamson

12:27 PM Software Development: RE: Can Interface won't probe

Well, Although the kernel now sees the CAN controller the ifconfig -a reads all zeros for everything even after I app... Jeremy Young

11:26 AM Software Development: RE: Can Interface won't probe

I applied the patch to the 3.2 kernel and it is now up and running. I will now check the the functionality with the c... Jeremy Young

11:00 AM Software Development: RE: Can Interface won't probe

I am dead in the water at the moment. I will try the patch set on the 3.2 kernel and let you know how it goes. Jeremy Young

10:23 AM Software Development: RE: Can Interface won't probe

Hello,
I've pushed a "patch set":http://support.criticallink.com/gitweb/?p=linux-davinci.git;a=commit;h=c008e4e8bb... Michael Williamson

07:31 AM Software Development: RE: Can Interface won't probe

Hello Mr. Young,
I have reproduced the issue here. There are some patches that never made it to our external git ... Michael Williamson

06/04/2013

01:51 PM Software Development: RE: Can Interface won't probe

The only other thing is I have your rs485 converter card plugged into the expansion port for UART2 Jeremy Young

01:44 PM Software Development: RE: Can Interface won't probe

The revision # is 80-000268RI-2B
I downloaded the latest release today and compiled the kernel with out the audio ... Jeremy Young

01:35 PM Software Development: RE: Can Interface won't probe

Can you please send me the revision of the board you are working with (there should be an 80- number somewhere on the... Michael Williamson

01:01 PM Software Development: RE: Can Interface won't probe

It is just the eth0 and lo entries. there is no can0 entry. the probe fails on boot up. Jeremy Young

12:07 PM Software Development: RE: Can Interface won't probe

Can you dump the text of "ifconfig -a"?
-Mike Michael Williamson

12:06 PM Software Development: RE: Can Interface won't probe

In case it is important I am using the Am1810 with the industrial IO board. I have tried both Linux branches and they... Jeremy Young

06/03/2013

05:14 PM Software Development: Can Interface won't probe

I get the following dmesg about the MCP251x not working,
MCP251x didn't enter in conf mode after reset
Is there... Jeremy Young

05/31/2013

03:58 AM Software Development: can't detect USB2.0 device

I'm using a USB 2.0 ethernet adapter with mityARM-1808.
It works good in 2.6.34.rc1 kernel but bad in 3.2.0.
I do a... yilin wang

05/29/2013

09:20 AM Software Development: RE: Debugging DSP-App when DSPLink is running

Hi Christian,
See the last section of http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/DSP_Qu... Gregory Gluszek

06:03 AM Software Development: Debugging DSP-App when DSPLink is running

Hi all,
what is the usual procedure for debugging the DSP-App when using the DSPLink?
Based on the DSPLink exam... Christian Rückl

03:40 AM Software Development: RE: U-Boot ELF loader

Oops, my silly. That now works, it takes the TI CCS image and moves sections to the correct address and runs :)
... Bruce Kenny

05/28/2013

11:27 AM FPGA Development: UPP Missing Line Interrupt

Hello,
I'm using the UPP on the OMAP-L138F to receive video data that's been buffered by the Xilinx FPGA. The FPGA l... Wade Calcutt

11:06 AM Software Development: RE: U-Boot ELF loader

Hi Bruce,
Looking at your elf information, it looks like you are loading the ELF image to 0xc0700000, which is rig... Michael Williamson

08:51 AM Software Development: RE: U-Boot ELF loader

The above thread has gone a little cold, does anyone know if uboot ELF loader should work with TI Code Composer gener... Bruce Kenny