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From 12/13/2012 to 01/11/2013

01/10/2013

12:18 PM Software Development: RE: PRU Kernel Driver
The PRU drivers are not installed. You'll need to rebuild the kernel. You may need to patch in the PRU drivers as w... Michael Williamson
11:20 AM Software Development: PRU Kernel Driver
Do any of the kernels built by critical link have the PRU drivers installed? Or do I have to rebuild a kernel with th... Jeremy Young
08:14 AM Software Development: RE: AM1808-industrilal I/O performance
Oh. You should be all set, see [[Setting_CPU_Speed]].
-Mike
Michael Williamson
08:11 AM Software Development: RE: AM1808-industrilal I/O performance
Hi,
Yes - both kernel settings is set to 'y'.
root@vdr:/sys/devices/system/cpu/cpu0/cpufreq# cat scaling_availa...
Mads Olav le Maire
07:58 AM Software Development: RE: AM1808-industrilal I/O performance
Can you check if CONFIG_CPU_FREQ=y is set in the 3.1 kernel configuration. Also can you confirm that the CONFIG_CPU_... Michael Williamson
02:24 AM Software Development: RE: AM1808-industrilal I/O performance
Hi,
I am usually running the 3.1.x kernel that I build from the git repository downloaded from Critical link. Here...
Mads Olav le Maire

01/09/2013

11:38 AM FPGA Development: RE: FPGA GPIO: toggle problem
Dear all,
by the way, Greg was right saying that the GPIO core configuration I posted the first time could work (I...
Michele Canepa
10:07 AM FPGA Development: RE: FPGA GPIO: toggle problem
ON the bitfile generation, please make sure that your unused IOBs are "floating" and not pulled down or up.
-Mike
Michael Williamson
09:58 AM FPGA Development: RE: FPGA GPIO: toggle problem
Hi Michele,
The only time I've experienced the board reseting due to an FPGA load is when I was mistakenly loading...
Gregory Gluszek
05:25 AM FPGA Development: RE: FPGA GPIO: toggle problem
Hi Greg,
thank you for the hint and the fast answer!
Now I have another problem: I modified the GPIO instantiation ...
Michele Canepa
09:06 AM Software Development: RE: AM1808-industrilal I/O performance
What version of the kernel are you using? The pre-programmed one on FLASH? That version of the kernel may be older ... Michael Williamson
08:03 AM Software Development: RE: AM1808-industrilal I/O performance
This is the "factoryconfig" printout:
U-Boot > factoryconfig
Factory Configuration:
Config Version : 1.1
MAC Ad...
Mads Olav le Maire

01/08/2013

12:54 PM FPGA Development: RE: FPGA GPIO: toggle problem
Hi Michele,
The reason that you're not seeing the echo'ed value of the GPIO change is due to the way the core is c...
Gregory Gluszek
09:53 AM FPGA Development: RE: FPGA GPIO: toggle problem
Sure Greg, thanks for the help!
The name is IndustrialIO_top, because I worked on it from your file..
Michele Canepa
08:59 AM FPGA Development: RE: FPGA GPIO: toggle problem
Hi Michele,
Could you post your VHDL instantiation of the GPIO core? Perhaps some of settings or ports were set i...
Gregory Gluszek
03:56 AM FPGA Development: FPGA GPIO: toggle problem
Dear All,
after I successfully created a GPIO core on the FPGA framework, burnt onto the FPGA, successfully enumer...
Michele Canepa
09:48 AM Software Development: RE: AM1808-industrilal I/O performance
In u-boot, run the command "factoryconfig".
-Mike
Michael Williamson
09:31 AM Software Development: RE: AM1808-industrilal I/O performance
Here is some information - cannot get any useful information from the bootlog.
*From Bootloader startup:*
Jumpi...
Mads Olav le Maire

01/07/2013

12:38 PM Software Development: RE: MSGQ access
The answer was in the Makefile. I had to add in all the defines.
DEFINES=-DTRACE_ENABLE \
-DOS_LINUX \
-DMAX_...
Mary Frantz
09:20 AM Software Development: RE: MSGQ access
Hi Mary,
I think the reason you're getting a compiler error is because you're only including a single file from t...
Gregory Gluszek

01/04/2013

11:48 AM Software Development: MSGQ access
Is there a way to use the MSGQ library? I would like to call MSGQ_locate() and MSGQ_close(). I have a project based ... Mary Frantz
10:43 AM Software Development: RE: AM1808-industrilal I/O performance
Hi Mads-l,
Can you print out the factory configuration information? Certain modules (Revision "A" silicon, IT sil...
Michael Williamson
10:15 AM Software Development: AM1808-industrilal I/O performance
I am currently testing network performance. Having installed the netperf utility in my root file system, I am able to... Mads Olav le Maire

01/03/2013

04:54 PM Software Development: Profibus Matser development on the Profibus DevKit
Has there been any work done regarding a Profibus master on the MityArm AM1810? Jeremy Young

01/02/2013

09:01 AM PCB Development: RE: SATA board connector
Alex,
I haven't had the opportunity to get a SATA connector for our board. That is the one I was looking at. I lik...
Scott Whitney

12/31/2012

10:17 AM PCB Development: RE: Used EMIFA-Signals/Pins
That's great Mike - exactly what I hoped to hear :)
I was wondering if you had done precisely this given that the ...
Conor O
08:10 AM PCB Development: RE: Used EMIFA-Signals/Pins
Hi Conor,
On the Non-FPGA modules, all 4 of these signals have a 1K Ohm series resistor between the on-board nets ...
Michael Williamson
07:49 AM PCB Development: RE: Used EMIFA-Signals/Pins
In the case of the Industrial IO board though, pins 197 through 200 are tied directly to 3.3V for the VCCO_[0,1] bank... Conor O

12/27/2012

01:51 PM Software Development: RE: Debugging DSP in VirtualBox?
Do you know of any emulators that are useable from within the current Oracle VirtualBox or is there a work around? I... Jim Sheffler

12/26/2012

03:55 PM Software Development: RE: SYSBIOS & Starterware
Hi Jean-Baptiste -
It would be my understanding that if you are going to use SYS/BIOS that you should start with ...
Thomas Catalino

12/23/2012

09:36 PM Software Development: RE: after update the root-FS and Kernel NFS errors appear at startup
The most recent filesystem involved transitioning from Anstrom 2008 to Angstrom 2012.05, which also migrated from the... Michael Williamson
10:48 AM Software Development: RE: after update the root-FS and Kernel NFS errors appear at startup
To give you more inforamtion about the startup sequence I add the whole log-file of it.
Can it be that there is so...
Christian Rückl
09:45 AM Software Development: after update the root-FS and Kernel NFS errors appear at startup
Hi,
I updated the Root-File-System on my module with the Base-FS out of the latest MDK (2012-08-10). I copied also...
Christian Rückl
09:28 PM Software Development: RE: DSP Link example not working
Ok,
I will post to your other topic for enabling the network on the newer MDK.
Are you building the example sof...
Michael Williamson
03:04 PM Software Development: RE: DSP Link example not working
Mike,
sorry for my really late response....
I was using the factory installed filesystem with the associated ke...
Christian Rückl

12/22/2012

07:24 PM Software Development: RE: u-Boot configuration for DSP-Startup
Christian
this page
http://support.criticallink.com/redmine/projects/arm9-platforms/wiki/DSP_Quick_Start
should ...
Tim Iskander
07:19 PM Software Development: RE: u-Boot configuration for DSP-Startup
Thank you Tom for your quick answer!
For the moment I have a DSP-only setup but later I want to use both: Linux an...
Christian Rückl
07:11 PM Software Development: RE: u-Boot configuration for DSP-Startup
Christian
You can store the DSP image in flash. I am assuming you are running a DSP-only setup (i.e. no linux system...
Tim Iskander
04:17 PM Software Development: u-Boot configuration for DSP-Startup
Hi,
At the moment I'm at a point where I don't know how...
I have a DSP-image and want to load it at the startu...
Christian Rückl

12/20/2012

09:49 PM FPGA Development: RE: Pinout on L138-FG-225-RC
Michele,
In response to your GPIO bank question:
Yes you can use a single core in the FPGA and have it utilize ...
Alexander Block
09:44 PM PCB Development: RE: SATA board connector
Scott,
Just wondering if you found a drop in replacement. We actually just tried doing this on an in-house test fi...
Alexander Block
09:39 PM Software Development: RE: tftp access violation
Wade,
I'm going to take a stab in the dark here on a suggestion to give you something to try. If you think you may...
Alexander Block
09:26 PM Software Development: RE: The Jtag Interface
If you can wait approximately a week or two Digikey should have them in stock for ordering (http://www.digikey.com/pr... Alexander Block
08:33 PM Software Development: RE: The Jtag Interface
hi mike
I buy a 1808-FX-225-RC. it is without the adapter board. How can I get one?
thanks
yilin wang
09:49 AM Software Development: RE: New UBoot Image That Fixes Bootelf Hang When Running Starterware
Sorry for the delay.
The code to support the updated features was checked into our "git server":http://support.cri...
Michael Williamson
09:34 AM Software Development: RE: New UBoot Image That Fixes Bootelf Hang When Running Starterware
Was there an official release?
What / where is the latest/greatest?
Emmett Bradford
09:41 AM Software Development: RE: PROC_read()
Or.... you can use PROC_read, but you need to build your own synchronization hooks. This is what Greg was alluding t... Michael Williamson
09:40 AM Software Development: RE: PROC_read()
The PROC_read() API is not guarded. It's effectively a memory copy (dealing with the VM addressing under linux).
...
Michael Williamson
09:21 AM Software Development: RE: PROC_read()
Greg,
Can you clarify your answer with a bit more detail? Are you saying that the DSP should send a message to the...
Wade Calcutt

12/19/2012

02:54 PM Software Development: RE: PROC_read()
Hi Terrence,
What I've seen done here in situations like you are describing is to use the dsplink interfaces and ...
Gregory Gluszek
02:45 PM Software Development: RE: PROC_read()
To clarify. I am using Critical Link's API MityDSP::tcDspApp to load the DSP application, configure the shared memor... Terrence Lawrence
12:33 PM Software Development: PROC_read()
I have a shared memory read issue between the ARM and DSP processor that I am trying to resolve. I am using PROC_rea... Terrence Lawrence

12/18/2012

09:38 AM FPGA Development: RE: I2C issues on SLX45
Further - I broke my OLED writes into < 32 bytes each and retested. That works fine and if it was unreliable, the pic... Conor O
08:54 AM FPGA Development: RE: I2C issues on SLX45
Hi guys. Got a chance to test this today. That's a lot better! The i2cdetect scan picks up the device and shows "--" ... Conor O
09:00 AM FPGA Development: RE: Xilinx design suite 14.2 and MDK_2012-08-10
The EMIFA DCM may not be required. If you do not require any other clocks than the 100 MHz (when running at 300 MHz ... Michael Williamson
08:32 AM FPGA Development: RE: Xilinx design suite 14.2 and MDK_2012-08-10
Hmmm. Not sure now because I'm afraid I didn't use the DCM at all! I didn't connect the i_ema_clk directly but via a ... Conor O
08:13 AM FPGA Development: RE: Xilinx design suite 14.2 and MDK_2012-08-10
Dear Conor,
I appreciate your help!
I have the suspect that the component emaclkdcm-Emifa_dcm is a digital cloc...
Michele Canepa
05:43 AM FPGA Development: RE: Xilinx design suite 14.2 and MDK_2012-08-10
The learning curve for Xilinx tools is pretty darn steep anyway without jumping in at the deep end!
What *I* did i...
Conor O

12/17/2012

05:20 PM Software Development: SYSBIOS & Starterware
Hello,
I'm working to a project with a MityOMAP-L138-FX-225-RC.
Currently, I try to use SYSBIOS into this module...
JB B
01:44 PM FPGA Development: RE: Xilinx design suite 14.2 and MDK_2012-08-10
Dear Jean-Pierre,
I am a newbie too in fpga programming: could you please post me a suggestion about the solution?
...
Michele Canepa
10:20 AM FPGA Development: RE: I2C issues on SLX45
Scratch that - I see -DDEBUG is in the Makefile :) Conor O
10:17 AM FPGA Development: RE: I2C issues on SLX45
No worries Mike. I used to be a QA guy so I must have a knack for finding these things! Like communicating with a non... Conor O
09:17 AM FPGA Development: RE: I2C issues on SLX45
Hi Conor,
I am updateing (via editing) the patch on the previous post. We've finished some testing here and found...
Michael Williamson

12/16/2012

09:04 AM FPGA Development: RE: I2C issues on SLX45
Thanks Mike, I looked at the driver code but wasn't really familiar enough with it to help. I was suspicious somethin... Conor O

12/14/2012

01:46 PM FPGA Development: RE: I2C issues on SLX45
Hi Connor.
I think we may have found the issue. There may be a bug in the linux driver.
If you are OK recompil...
Michael Williamson
 

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