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From 11/10/2011 to 12/09/2011

12/09/2011

08:57 AM Software Development: RE: Using the EMIFA interface on the Mitydsp-1810
We changed chip select to CS4 and kept having the same issues. We've done some other measurements and tests and we no... Mattias Ekstrom
07:39 AM Software Development: RE: Using the EMIFA interface on the Mitydsp-1810
Hi Mattias,
The only chip select used on the EMIFA by default is CS3 (used for the NAND). Our FPGA driver framewo...
Michael Williamson
03:58 AM Software Development: RE: Using the EMIFA interface on the Mitydsp-1810
Hi,
I was wondering which chip selects are unused by default? What I can see in the u-boot and linux source is tha...
Mattias Ekstrom

12/07/2011

04:37 PM FPGA Development: RE: FPGA load causes reboot
Mike,
Your .bin file loaded up fine. I had the designer look at the build, and he had some IO not constrained corec...
Scott Whitney
09:38 AM FPGA Development: RE: FPGA load causes reboot
Scott,
My suspicion is that the pins tied to the EMIFA (a chip select line, a wait line, or perhaps the data lines...
Michael Williamson

12/06/2011

03:43 PM FPGA Development: RE: FPGA load causes reboot
Mike,
The arm is idle when it dies. I will post some captured text. It looks like it can't access the flash memory...
Scott Whitney
03:27 PM FPGA Development: RE: FPGA load causes reboot
Can you post what the ARM console sees when it crashes? You are downloading via JTAG, correct?
Is the ARM running...
Michael Williamson
03:15 PM FPGA Development: RE: FPGA load causes reboot
Mike,
I had our fpga designer rebuild our smaller (uPP interface) build that we were running the lx16 and retarget i...
Scott Whitney
01:14 PM FPGA Development: RE: FPGA load causes reboot
Mike,
Thanks for the quick reply. this is the only lx45 board in house now. I think we are expecting a few more to...
Scott Whitney
01:04 PM FPGA Development: RE: FPGA load causes reboot
Hi Scott,
Have you confirmed your image works on other MityDSP-L138F with lx56 FPGA modules or is this a new FPGA ...
Michael Williamson
12:58 PM FPGA Development: FPGA load causes reboot
Hello,
We just got a new mityDSP l138 with the lx45 FPGA. When I try downloading my fpga build via jtag it fails. ...
Scott Whitney

11/29/2011

06:53 PM Software Development: RE: use of stl vector class on DSP side of OMAP-L138
Just following up here, any luck? Michael Williamson
12:01 PM Software Development: RE: Loading UBL and U-Boot
Hi,
Thanks Tom. It works thanks to null modem cable.
Does fpga_pwm.ko use the pwm core in FPGA ?
Does ehrpwm...
Gregory St-Jean
09:26 AM Software Development: RE: Loading UBL and U-Boot
Gregory -
In the development kit there is both a small cable that adapts the dual-row header to DB9 and also a DB...
Thomas Catalino
07:37 AM Software Development: RE: Loading UBL and U-Boot
Hello Gregory,
When you received the board, it should already have been programmed with u-Boot and should come up ...
Michael Williamson

11/28/2011

03:53 PM Software Development: RE: Loading UBL and U-Boot
Hi,
I can't see BOOT ME using Terminal (115200 N 8)
the button on the board is S100 (Boot) ?
Do you cab load...
Gregory St-Jean
03:08 PM Software Development: RE: Loading UBL and U-Boot
We've not tried using the serial flasher with the linux mono framework. It has only been tested using Microsoft Wind... Michael Williamson
03:00 PM Software Development: Loading UBL and U-Boot
(Posted on behalf of a customer)
I received the MityDSP-L138F Development Kit (80-000268RI-2A) today. I am unable...
Thomas Catalino
07:21 AM Software Development: RE: Using the EMIFA interface on the Mitydsp-1810
Hi,
We use the EMIFA (16 bits) to interface to our FPGA on SOMS including an FPGA. The pinmux and initial chip se...
Michael Williamson
03:53 AM Software Development: Using the EMIFA interface on the Mitydsp-1810
Hi,
I was wondering where in the linux source I should be looking to add changes if I wanted to use the EMIFA inte...
Mattias Ekstrom
07:18 AM Software Development: RE: mtd->read (...) returned ECC error
Mads
Did you use the filesystem creation notes from the wiki [[Linux_Root_File_System]] ?
We have found that you ne...
Tim Iskander
03:39 AM Software Development: mtd->read (...) returned ECC error
Hi
We have one mitydsp L138 board which keeps coming up with these mtd->read (....) returned ECC error.
We have s...
Mads Lind Christiansen

11/21/2011

12:50 PM Software Development: RE: use of stl vector class on DSP side of OMAP-L138
6.1.9 is *really* old, Rich. Last time I checked, we are using at least 6.1.19 here. You might consider checking th... Michael Williamson
12:21 PM Software Development: RE: use of stl vector class on DSP side of OMAP-L138
Hi Mike,
At the moment I'm using the 6.1.9 toolchain hosted on the PC side through CC v3.3
I'm primarily vectorin...
Rich Bagdazian
12:03 PM Software Development: RE: use of stl vector class on DSP side of OMAP-L138
Hi Richard,
What version of the code gen tools are you using? If it's an older chain, TI may have already found/f...
Michael Williamson
11:54 AM Software Development: use of stl vector class on DSP side of OMAP-L138

Has anyone used the standard template library vector class on the DSP side of the OMAP-L138?
I have a large memo...
Rich Bagdazian

11/15/2011

11:18 AM Software Development: RE: DSPLink kernel driver
Are you passing the CROSS_COMPILE=arm-angstrom-linux-gnueabi- declaration to the make as well?
-Mike
Michael Williamson
10:11 AM Software Development: RE: DSPLink kernel driver
Hi,
I have just rebuilt the kernel module, and I have just spotted that the build issues a warning:
Building ke...
Andrew Holt
08:33 AM Software Development: RE: DSPLink kernel driver
Hmm...
Are you using the same build of the kernel (e.g., the same .config file) as the one that is running?
Did...
Michael Williamson
08:17 AM Software Development: DSPLink kernel driver
Hi,
I have built dsplinkk.ko using the instructions on the wiki. Modinfo reports:
modinfo dsplinkk.ko
filen...
Andrew Holt

11/11/2011

04:13 AM Software Development: RE: Kernel Hang
Hi,
That did it !
I now have a working kernel, that I have built. Onward now to getting the DSP stuff to work ...
Andrew Holt

11/10/2011

11:23 AM Software Development: RE: L138 UART and DSP
Hi Andrew,
With the MityDSP-L138F, you have two options for UARTs: you can use one of the three UARTS provided on...
Michael Williamson
10:49 AM Software Development: L138 UART and DSP
Hi,
For the project that I am currently engaged in we have a remote ADC device that feeds data down a fibre optic ...
Andrew Holt
10:14 AM Software Development: RE: Kernel Hang
Note the change to the _defconfig file, BTW. (industrialio_defconfig, not mityomapl138_defconfig). Michael Williamson
10:02 AM Software Development: RE: Kernel Hang
Ok,
Sorry guys. I need to update the instructions on that page. The devel branch is no longer maintained, and yo...
Michael Williamson
10:02 AM Software Development: RE: Kernel Hang
Hi,
I built the kernel as per the instructions here: http://support.criticallink.com/redmine/projects/arm9-platfor...
Andrew Holt
09:58 AM Software Development: RE: Kernel Hang
Mike -
Andrew provided this information to me prior to posting on the forum:
I built a kernel, following the ...
Thomas Catalino
09:48 AM Software Development: RE: Kernel Hang
Hi Andrew,
Can you please identify where you got the kernel (is it from support.criticallink.com, arago, the TI PS...
Michael Williamson
09:18 AM Software Development: Kernel Hang
Hi,
I have a MityDSPL138 in the industrial IO board. I have built a new kernel, (2.6.34-rc1) It hangs when I try ...
Andrew Holt
 

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