Activity
From 07/19/2013 to 08/17/2013
08/16/2013
- 01:29 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: NAND memory map question
- So looking in the following file you can see that there is support in the MLO for having a redundant environment part...
- 01:08 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: NAND memory map question
- John,
Thanks for the clarification, I was looking in the kernel repository not the U-boot one.
I am not too fam... - 11:53 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: NAND memory map question
- Hi Jonathan,
Here is the wiki for the AM335x Uboot users guide:
http://processors.wiki.ti.com/index.php/AM3... - 11:15 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: NAND memory map question
- You can read up on the TI processor ROM boot process in section 26 of the AM335x Technical Reference Manual. http://...
- 11:10 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: NAND memory map question
- Could you please provide a reference to these TI wiki pages?
What git repo did you locate the referenced mityarm33...
08/15/2013
- Hi,
We are currently running the AM3352 cpu module and was hoping for some clarification on where everything si... - 02:50 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Problem programming FPGA with Linux driver
- I guess I spoke too soon. I am still having this problem - with working FPGA code, sometimes I can get the cores to ...
- 12:34 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Problem programming FPGA with Linux driver
- I think I figured out the source of the problem myself. Although I didn't change anything in the module files for ba...
- 12:42 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No DVI and serial output from MityDsp-L138 Industrial I/O board
- I'm glad it's working Phil. I'm locking this thread, but if you have any other questions, please let us know.
Than... - 10:29 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No DVI and serial output from MityDsp-L138 Industrial I/O board
- Hi Bob,
There is no "Null Modem" printed on the serial cable provided with the dev kit. It works now after I put ...
08/14/2013
- 06:57 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Problem programming FPGA with Linux driver
- I am using the Critical Link framework - the base module and the EMIFA interface are untouched.
- 06:08 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Problem programming FPGA with Linux driver
- If you are not using our framework (the base module, specifically), then the state will report failed as it is probin...
- I'm having a problem programming the FPGA using the Linux driver. I am generating a core bin file using IMPACT, and ...
- 06:02 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: No DVI and serial output from MityDsp-L138 Industrial I/O board
- Phil, can you confirm that the serial cable provided with the dev kit has "Null Modem" printed on each connector?
... - We just got the board from Digi-key.
Module Part Number: L138-FX-225-RC S/N: 110174
I/O Board Number: 80-000268R... - 02:13 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MityDSP-L138 base board schematic
- At the moment I'm using the Industrial IO board and stopping the ARM in uBoot, so I can prototype DSP code.
Event... - 02:02 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MityDSP-L138 base board schematic
- The SOM schematics are not directly available. You should contact Tom Catalino if you require additional information...
- 02:00 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MityDSP-L138 base board schematic
- I have the Industrial IO board schematic I am trying to find the SOM schematics.
Sorry for the confusion,
Chris. - 01:56 PM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MityDSP-L138 base board schematic
- Use this link:
"http://support.criticallink.com/redmine/projects/indio/wiki/Industrial_IO_Revision_Information":ht... - Hi,
I'm designing a carrier board for the MityDSP-L138 and was wondering where I could download the MityDSP-L138 b... - 10:36 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: EMIFA Clock not present
- Yes, we are using non-FPGA modules. Double checked the schematic, reprobed, tried different SOM modules, checked the...
- 09:43 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP EDMA IRAM DATA TRANSFER
- Hello again,
Basically I am trying to access an address space defined in my .tcf file (identical with DSP-side Hello...
08/13/2013
- 10:48 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Programming FPGA on power up issues
- Hi,
We have resolved that issues.
We used EDK system to develop FPGA and we modified bitgen.ut below:
-g TdoP... - 06:33 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Programming FPGA on power up issues
- Hi,
Sorry for the delay, are you still having issue here? Or have you solved the issue?
Can you dump your u-bo... - 06:35 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP EDMA IRAM DATA TRANSFER
- 0x11822000 is not in DDR space, are you trying to access local SRAM or DDR?
-Mike
- 05:27 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: EMIFA Clock not present
- Hmm.... The EMA_CLK output should be active on power up, is it possible on your customer board there is contention. ...
- The EMIFA clock is not active on our custom board. This signal goes high and stays there. This is true after bootin...
- 09:31 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problems with custom board
- Thanks for the update.
-Jonathan - 09:29 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problems with custom board
- The problem was the GPIO. We had set the two I2C io pins as GPIO. I removed these from the list in the custom board...
- 09:11 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP connection to FPGA cores
- Yes.
08/12/2013
- 07:12 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP connection to FPGA cores
- Should I assume that, since I have not had a reply to my last message, my comments in that message are correct?
08/11/2013
- 10:03 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP connection to FPGA cores
- Thanks for a very quick reply. So if I read or write from 0x66xxxxxx I will generate CS5 and if I read/write from 0x...
- 07:17 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP connection to FPGA cores
- I don't understand what you mean by "I can't use memory mapping as this is only useful for the ARM processor.".
Th... - For previous history, see the various messages and replies in "Simple Example Needed" below. I was able to get a cus...
08/09/2013
- 09:18 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: RTC issue?
- Hi Kevin,
Would you be willing (offline) to share your schematics so that we might take a peek?
It's not obviou...
08/06/2013
- 11:15 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Watchdog
- Yes,
You'd want to compile the davinci watchdog kernel module. - Is there a watchdog timer implemented in the MityDSP configuration anywhere that would restart Linux should the syste...
- 07:21 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Programming FPGA on power up issues
- I have done 2 way CPU,Linux and u-Boot. But result is the same.
- 07:15 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: Programming FPGA on power up issues
- How are you loading via CPU, linux or via u-Boot?
- Hi,
I am using MityDSP-L138F(LX16 FPGA) and Carrier Board.
I developed new FPGA system that included only Upp Inter...
08/05/2013
- 11:32 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: RTC issue?
- I've check with the HW designer and he thinks it should be OK, see his info below
"The 3V_RTC pin of the L138 Modu... - 11:08 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: RTC issue?
- Have you measured the Battery Backup voltage on your board through a power cycle? If the backup voltage drops below ...
- Hi,
We are seeing an issue with the L138 RTC not running on our custom board - using hwclock we never see the time... - 06:18 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Calculating FFT using SigProcTIDspSupport in SigProc library
- Hello,
It was the cause-thank you very much.It works. Curious enough, I now realised that the corrected implementati...
08/04/2013
- 02:52 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Calculating FFT using SigProcTIDspSupport in SigProc library
- I think your problem is here:
for(int i=0;i!=FFT_SIZE;i+=2)
{
mpWorkBuff[i]=sin21[i];
mpW... - Hello,
I am trying to compute the FFT from 2 signals at once. So far I managed to compute the FFTs of my signals bas...
08/03/2013
- 03:47 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP EDMA IRAM DATA TRANSFER
- Hello again,
Is there any way to set a variable to be stored in specific address ? Using the EDMA I have transferred...
08/02/2013
- 04:31 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP EDMA IRAM DATA TRANSFER
- Hello,
I added the line with _HWI_eventMap(anHWInterruptLevel, globalConfig[Edma3InstanceId].xferCompleteInt)_ in Ds... - 09:50 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP EDMA IRAM DATA TRANSFER
- Heads up. Make sure that you configure the Event Mapper for the quick DMA transfer complete status to the DSP proper...
- 10:57 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problems with custom board
- Mary,
AUFS is a filesystem. It isn't a problem. Your .config file matches ours so doesn't appear to be the issue... - 10:54 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problems with custom board
- The two baseboard entries don't sound like a problem:...
- 10:40 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problems with custom board
- ...
- 10:07 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problems with custom board
- Thanks for the reply. We fixed the ethernet problem with a pullup on MII_RXD0, as was done on the industrial io boar...
- 09:52 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problems with custom board
- You may not have the proper configuration options set for the Power Management and Voltage Regulators set in the kern...
- 09:14 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Problems with custom board
- According to your bootlog the following errors would cause the cpufreq directory to be missing as cvdd is needed.
...
08/01/2013
- I built a new kernel based on MDK_2012-08-10 starting with baseboard-industrialio.c and making a new baseboard file f...
07/31/2013
- 02:34 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: mtd->read (...) returned ECC error
- Christian,
It is helpful for us if you create a new post so that we see it otherwise your might be missed. If you... - 11:37 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP EDMA IRAM DATA TRANSFER
- Hello,
In fact I did not and it was the cause. When I invoked the method, EDMA started to transfer data properly ! T... - 10:26 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP EDMA IRAM DATA TRANSFER
- Hi,
You need to make sure that you call tcDspQDMA::Initialize() with a free hardware level (try 7). Did you make ...
07/29/2013
- Hello,
I am currently programming the DSP of MitydspL138 Industrial IO Board using the DSP/BIOS. I am trying to tran... - 09:41 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP GPIO interrupts (No-FPGA)
- Hello again,
It works ! Invoking EventMap with an appropriate second argument solved the problem:
HWI_eventMap(6, 6... - 08:43 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP GPIO interrupts (No-FPGA)
- For the DSP Event Map (item number 1), refer to table 3-1 of the TRM in section 3.2.2.1.
GPIO Bank zero event appe... - 08:02 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP GPIO interrupts (No-FPGA)
- A little corrction in what I have written in my previous mail- for bank 0 offset 0 (J701 pin 25) the function call sh...
- 07:43 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP GPIO interrupts (No-FPGA)
- Hello again,
First of all,thank you for your quick reply.
I am trying to implement the solution focusing on your ...
07/28/2013
- 08:19 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP GPIO interrupts (No-FPGA)
- Hi,
So currently the DspGpio.cpp implementation (for non-FPGA GPIO's) for the 674X core is does not implement inte... - Hello,
I am currently programming the DSP using the DSP/BIOS . The problem I have is how to configure HWI in J701 p...
07/26/2013
- 11:33 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Kernel bug
- Hi Mostafa,
Thank you for the notice.
I see that is in the master branch (2.6.34). We will correct it. Howeve... - Hi, just wanted to make you aware of a bug in the kernel sources:
http://support.criticallink.com/gitweb/?p=linux-...
07/24/2013
- 06:13 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: UPP "start" signal ignored in receive mode?
- Hi Stu,
Have you tried to use chipscope to confirm the alignment of the start strobe with the data as sent by the ... - 12:53 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: UPP "start" signal ignored in receive mode?
- Scott,
Yes, we're trying to send one line (of 6176 bytes) per DMA memory buffer (also 6176 bytes). The "DspUpp.c"...
07/23/2013
- 05:52 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: UPP "start" signal ignored in receive mode?
- Hi Stu,
Check section 33.2.5.3 of the TRM. For receive mode, the start line is optional, controlled by the STARTx... - 04:56 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: UPP "start" signal ignored in receive mode?
- Stu,
I'm not sure about the DSP driver for uPP, I am using a Linux driver to the Arm. Are you trying to stream data...
07/22/2013
- 03:52 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: EMA_WAIT and bus contention on L138F
- Hi Mike, relevant definitions from the header:...
- 02:11 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: EMA_WAIT and bus contention on L138F
- Just for sanity,
Have you confirmed you are writing to the correct AEMIF registers? CE3 is the NAND, and you are ... - 01:42 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: EMA_WAIT and bus contention on L138F
- Hi Mike,
I've now also tried setting unused I/O to float and increasing both the TA and Read Hold to 4 cycles. I'v... - We have an FPGA application for the MityDSP-138F board which transmits "packets" to the DSP through the UPP port. Th...
- 01:25 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Fail to mount Root FS from MicroSD card
- Ok, managed to fix the problem.
I have changed mityomapl138_mmc_get_ro() in board-mityomapl138.c to return(0) since ...
07/21/2013
- 10:19 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Fail to mount Root FS from MicroSD card
- Hello, Tim!
Comma makes no difference, I have tried.
I have got a little progress - I have changed bootargs as ... - 07:27 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Fail to mount Root FS from MicroSD card
- Dmitry,
I believe yhou are missing a comma in your bootargs..
root=/dev/mmcblk0p1 rw rootwait
should be
root=/dev... - Hello!
I am trying to mount Root FS from MicroSD card (ext2 formated).
Boot process fails with kernel panic.
My ...
07/19/2013
- 10:44 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: EMC Emissions from MityArm 335X MOdule
- Hi Mike,
I am good for now. Thanks for the information.
Regards,
Mike
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