Activity
From 02/09/2014 to 03/10/2014
03/10/2014
- 07:25 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP- EDMA Transmission problem
- Do you see this affect if you transfer to a different place in DDR (instead of the L2 SRAM)?
Are you still enabl... - 07:19 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP- EDMA Transmission problem
- Hello Michael,
It looks like edma is causing that. When I turned the edma off and used the data without transferring...
03/09/2014
- 03:44 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP- EDMA Transmission problem
- It sort of sounds like there is a memory leak somewhere. Are you thinking it's in the DspQDMA routines?
-Mike - 03:29 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP- EDMA Transmission problem
- Hello again,
There is another symptom in my application that occurs. I am viewing the size of heap in the MEM in the...
03/07/2014
- 09:13 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: "Breaking into" uboot
- Hello,
Thank you very much for your replies. I tried a different cable and it worked.
I attempted to update Linu... - 09:11 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: "Breaking into" uboot
- Hello Jordi,
Can you confirm that the serial cable provided with the dev kit has the words "Null Modem" printed on... - 08:14 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: "Breaking into" uboot
- Also to ask the simple questions, have you tried with and without the null modem? I've run into serial cables that al...
- 08:13 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: "Breaking into" uboot
- ...
- 08:07 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: "Breaking into" uboot
- You should see printout similar to this:...
- Hello, I have a MityDSP L138 and I am trying to gain access to u-boot. I have a NULL modem serial cable which was sup...
03/05/2014
- 05:24 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Reading memory into a file
- Hi Jack,
It may take us some time to get to the bottom of this. We'll post in this thread as soon as we have addi... - 12:51 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Reading memory into a file
- Any update on this??
- Hi,
I'm currently using the Mity-DSP pro and in my application the FPGA receive LVDS signals as inputs. The MityDS...
03/04/2014
- 09:11 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: How to add ifplugd to Busybox
-
> When you remove and reconnect the ethernet cable do you get any messages printed on the console?
>
No mes...
03/03/2014
- 05:59 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Reading memory into a file
- Hi Greg,
I have no problem with the software wihtout first sending the command to enable the SDRAM. The data that ... - 05:56 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Reading memory into a file
- Hi Jack,
Do you run into any problems if you use your software without first sending the command to enable the SD... - 03:45 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Reading memory into a file
- Hi,
I managed to read memory into a file but we got another problem.
We are following your example - write to h... - 01:05 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: How to add ifplugd to Busybox
- Mary,
Based upon a quick review, your method looks OK.
When you remove and reconnect the ethernet cable do you... - 09:46 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: How to add ifplugd to Busybox
- Sorry,... I hit enter before I was done above. Attached are the other script files
To build busybox, I first ran ... - 09:29 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: How to add ifplugd to Busybox
- I have done the following:...
- 09:28 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: I2C Bus
- Thank you for your comments.
The glitches you can see on the waveforms occur when there is an acknowledge bit. The...
03/02/2014
- 03:11 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP- EDMA Transmission problem
- Hello,
Thank you for response. It is highly possible that the DMA transfer is triggered before the previous has not ...
02/28/2014
- 11:01 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: How to add ifplugd to Busybox
- Mary,
In regards to question (2) either approach should work. If you want to replace busy box you will need to do... - I want to add ifplugd to Busybox so that the system can detect ethernet cable plug/unplug events and reinitialize the...
02/27/2014
- 02:40 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Reading memory into a file
- Jack,
We don't have any general examples to provide.
If you're trying to share data over FTP or ssh in a human... - Hi,
Do you have any examples on reading memory in software?
We need to grab the data we have in memory into a f... - 07:42 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: I2C Bus
- I don't like the glitches in your "noramal operation" or "early termination" scope plots. Those should not be there....
- 05:21 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: I2C Bus
- Any comments on the waveforms I posted?
Ed Smith
02/26/2014
- 09:35 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP-L138F SoM initial flash configuration
- Francois,
Every module is run through our test fixture which programs the bootloader into NOR before running its t... - Hi,
When a customer order MityDSP-L138F SoM from either your offcial distributors or directly from Critical Link, ...
02/25/2014
- 07:34 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: I2C Bus
- Thanks for the swift response. That is exactly the info I've been looking for.
I have attached some waveforms. The... - 06:59 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: I2C Bus
- The PMIC is TPS65023RSBT. The PROM is 24AA02-I/MS. Pins 1, 2, and 3, of the PROM are no-connects.
The I2C0_SCL a... - 06:24 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: I2C Bus
- I'm working with Bruce on this issue. It would be really helpful to have the part numbers of the other devices, parti...
- 07:02 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP- EDMA Transmission problem
- Is the first DMA completing before calling the second?
- 05:04 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP- EDMA Transmission problem
- Hello again,
It appears that now the different problem occurs. When the DMA transmission is invoked twice or thrice,...
02/24/2014
- 07:38 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP- EDMA Transmission problem
- Excellent! Glad it is now working!
Dave
- 07:15 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP- EDMA Transmission problem
- Hello David,
Sorry for the latency-I corrected the code due to your suggestions and it worked- thank you.
Best Regards
02/23/2014
- Hej hej,
I would like to change the EMIF-Clock from 100 MHz to 25 MHz for a MityDSP L138-Module. I searched the u-...
02/22/2014
- 07:48 AM MitySOM-5CSX Altera Cyclone V Software Development: RE: Yocto Plug-In Python.exe Error
- Can you post a capture of your complete shell interaction?
02/20/2014
- 04:20 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Booting from Nand
- Excellent this is a known issue. On boot the filesystem will try to calibrate the touch screen if its calibration fi...
- 03:27 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Booting from Nand
- Hello again,
Thank you for your help so far; I have been making progress, but still stuck on the NAND boot. After ... - 02:39 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: HPS Memory Controller
- Nope, if you connect it to the HPS to FPGA bridge you can treat it more like a register that the code on the HPS read...
- 01:10 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: HPS Memory Controller
- Hi Dan,
Don't you mean connect it to the FPGA to HPS AXI bridge?
Our input data is processed in the FPGA.
Th... - 01:03 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: HPS Memory Controller
- At that rate it might be simpler to create a FIFO in the FPGA and connect it to the light weight HPS to FPGA bridge. ...
02/19/2014
- 05:33 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: HPS Memory Controller
- Also, I'm trying to by pass the SGDMA dispatcher and use the write master directly.
Jack - 05:32 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: HPS Memory Controller
- Hi Dan,
Our data is coming in at about 40 MHz,
Jack - 04:57 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: HPS Memory Controller
- Hi Jack,
Looking in the SGDMA dispatcher core user guide, it appears that if you use the extended descriptors you ... - 04:33 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: HPS Memory Controller
- Hi Dan,
Regarding the SGDMA Write Master Core. I looked through the document for this core and it doesn't give any... - 03:40 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: HPS Memory Controller
- Jack,
We do not currently have an example that uses a non-packetized Avalon stream. There should be an option in t... - 03:22 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: HPS Memory Controller
- Hi,
Do you have any write to HPS memory examples where I can send data into the memory in a continuous stream rath... - 08:15 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- We leave it at 300 Mhz
- 08:08 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- When you boot linux, are you changing the CPU OPP to 456 MHz or leaving it at 300 MHz?
- 08:03 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hello,
Yes we have adjusted the bus master priority of uPP, but did not see any great improvements (strangely).
... - 07:42 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Did you check / adjust your UPP Bus master priorities?
- 07:33 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hello,
Just a quick update. When we do not boot into linux (just uboot) we do not see
these errors.
So booting...
02/18/2014
- 08:50 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hi Marc,
Here are a couple of other things to consider:
# In the past we've had throughput problems with TI's ... - 08:22 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- You might raise the priority up a bit (try 0 or 1). If the transfers are small, then it should be OK to give it prio...
- 08:04 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hello,
Here are some answers to the questions:
* Are you trying to run continuous transfers?
- We do not r... - 07:17 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hi Marc,
Are you trying to run continuous transfers?
At 75 Mhz, you should be running a buffer rep rate of 64 /... - 02:55 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hello,
Here are some answers to the questions:
* Are you using the Critical Link MDK drivers? If so, what versi... - 07:22 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: I2C Bus
- Hi Bruce,
I believe that the I2C addresses for I2C0 are described in the "Carrier Board Design Guide":http://www.c... - We are currently investigating a problem accessing the I2C0 bus.
My initial enquiry is to find out what devices ...
02/17/2014
- 09:25 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Why is MityDSP-L138F UPP transmit sometimes giving UOR events
- Hi Marc,
If you are following the uPP design guidelines, then perhaps this is a true underflow or overflow condit... - Hello,
We use the MityDSP-L138F and between DSP and FPGA we use UPP communication but transmit (channel A) is givi...
02/13/2014
- 03:02 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: Signal Tap & JTAG FPGA Programming
- Glad to hear you got it working.
Dan - 03:01 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: Signal Tap & JTAG FPGA Programming
- Hi Dan,
Yes it works with the rbf file and it works when I program it in Linux. No problems there.
I managed to... - 01:58 PM MitySOM-5CSX Altera Cyclone V FPGA Development: RE: Signal Tap & JTAG FPGA Programming
- Hi Jack,
I've just created a wiki page for the steps that it takes to program the FPGA using the USB-Blaster, woul... - Hi,
I'm raised the issue before regarding programming the FPGA with JTAG.
I have tried programming via JTAG, th...
02/12/2014
- 04:51 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Booting from Nand
- Looking at the diff I posted the alignment prints out in both cases. This is a normal boot printout.
From your ba... - 04:00 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Booting from Nand
- Hey Jonathan,
I tried putting a few echo statement in some of the /etc/init.d scripts, but no luck. The boot is st...
02/11/2014
- 08:53 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Booting from Nand
- I would try to look to see if your nfs filesystem is trying to mount the sd card and thus causing it to hang.
Your... - 08:48 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Booting from Nand
- I removed the timestamps and did a diff between the two logs and they don't show much difference.
02/10/2014
- 02:57 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: "Using TI C64x+ IMGLIB on OMAPL138F"
- Hello Naveen,
As you stated, the vision_framework demo uses the IMG_sobel_3x3_16(), which you can use to understan... - 09:20 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: How to reserve EDMA for DSP
- I tried modifying device-da8xx.c as describe above, but the boot process hung. Here's the relevant part of the log:
...
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