Critical Link Support

09/26/2017

08:15 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: L138F breakout adapter pinout

Alex, thanks... Regs, Tom Tom Riddle

07:22 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: L138F breakout adapter pinout

Tom,
You can find the pin-out of the JTAG adapter board in the datasheet for the board (http://www.criticallink.co... Alexander Block

03:13 PM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: L138F breakout adapter pinout

Hi,
Can someone point me to the docs that outline the pin assignments for the 2 user connectors on the emulator ad... Tom Riddle

05:11 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: spi mode error

This solved the error but there is no change to the spi mode. Brian Wentworth

01:56 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: spi mode error

I think the SPI_IOC_WR_MODE is looking for the argument to be an address pointer (char*) pointing to the SPI_MODE_1 v... Michael Williamson

01:34 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: spi mode error

Yes I can send and receive using : ret = ioctl(fd, SPI_IOC_MESSAGE(1), &tr);
but only in spi mode 0x0. If I try and... Brian Wentworth

01:02 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: spi mode error

Is your file descriptor, fd, valid?
Michael Williamson

01:00 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: spi mode error

I have not been able to get this to work. Does anyone have any idea why this is happening?
Thanks,
Brian Brian Wentworth

09/22/2017

10:04 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Okan,
* Q: void* DspAddr: What is the physical address of DSP that I should be reading from ARM?
* A: This de... Gregory Gluszek

07:06 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Greg,
Thanks for your reply.
I examined @dspapp.cpp@ in the MDK, and noticed @ReadMemory()@ is a simplified ve... Okan Çalış

09/21/2017

03:05 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Okan,
Regarding your need for the ARM to read memory written by the DSP there is a function call ReadMemory() ... Gregory Gluszek

06:21 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Inter-Processor Communication between ARM & DSP

Hello again,
I consulted to my colleague. It turns out, we don't insist on using SysLink instead of DspLink. But we ... Okan Çalış

05:43 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Greg,
The communication method Critical Link provides is great; the code was easy to follow and I understood mo... Okan Çalış

09/20/2017

08:30 PM MitySOM-5CSX Altera Cyclone V Software Development: spi mode error

I'm trying to uses the hps spi controller and am getting an error trying to set the spi mode. I'm using spidev and wh... Brian Wentworth

02:39 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Okan,
As a qualification I want to mention that DspLink is the communications and control method Critical Link... Gregory Gluszek

05:39 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Greg,
Thanks for your response. My first question was really confusing me, so thanks for the explanation.
Consid... Okan Çalış

09/19/2017

03:10 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Inter-Processor Communication between ARM & DSP

Hi Okan,
Here is some feedback regarding your questions:
# DSP/BIOS is the RTOS that runs on the DSP. However,... Gregory Gluszek

05:48 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: Inter-Processor Communication between ARM & DSP

Hi,
I've been working on a MityDsp L138F board with Linux Ångström run by the ARM core. I'm expected to learn and im... Okan Çalış

09/18/2017

05:54 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Using EEPROM available on MitySOM-5CSX

Update: Thanks to your help we have been able to successfully use a partition of the QSPI NOR flash to store critical... Nicholas Herbert

09/11/2017

01:24 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Touchscreen is not detected

Jonathan Cormier wrote:
> Hmm we've used several different cap touchscreens over the years though I'm only aware o... Jonathan Cormier

01:23 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Touchscreen is not detected

Andri Haryono wrote:
> Thanks Jonathan for your reply,
>
> I have follow you guidance. it improve the LCD touchsc... Jonathan Cormier

09/10/2017

06:06 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Touchscreen is not detected

Thanks Jonathan for your reply,
I have follow you guidance. it improve the LCD touchsceen response. However, it's ... Andri Haryono

09/07/2017

01:46 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Cannot install the GCC Toolchain for Angström

No worries its a bit obscure. We should probably switch to documenting as 'source /usr/local/oecore-i686/environment... Jonathan Cormier

01:27 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Cannot install the GCC Toolchain for Angström

I honestly didn't know '@.@' was actually a command there. Thank you.
@arm-angstrom-linux-gnueabi-gcc -v@ returns th... Okan Çalış

01:02 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Cannot install the GCC Toolchain for Angström

Okan Çalış wrote:
> When I run the executable by typing @./usr/local/oecore-i686/environment-setup-armv5te-angstro... Jonathan Cormier

11:47 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Cannot install the GCC Toolchain for Angström

If I run @find /usr/local/oecore-i686 | grep arm@, it returns "@find: 'usr/local/oecore-i686': No such file or direct... Okan Çalış

11:35 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Cannot install the GCC Toolchain for Angström

If you run the command:... Michael Williamson

11:15 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Cannot install the GCC Toolchain for Angström

Hi Mike,
Thanks for your response. After running the script, I tried typing "arm-", but it doesn't show me anything ... Okan Çalış

10:59 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Cannot install the GCC Toolchain for Angström

Hello,
[edited, you did run the setup script]
This command adds the path to the cross compiler tools to your s... Michael Williamson

08:24 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: Cannot install the GCC Toolchain for Angström

Hi,
I'm using MityDsp L138F, and I'm trying to load a simple program to the ARM core running Linux, as documented h... Okan Çalış

01:15 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Touchscreen is not detected

Heres some pages I would read. http://processors.wiki.ti.com/index.php/How_to_Recalibrate_the_Touchscreen
http:... Jonathan Cormier

07:02 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Touchscreen is not detected

I found out that we cannot use the touchscreen whenever the mouse/keyboard is attached to the USB port.
after I plug... Andri Haryono

09/06/2017

01:52 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP L138F : The Linux kernel panics

Okay, I'll look into that asap.
Thank you so much. You've been very helpful. Okan Çalış

01:44 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP L138F : The Linux kernel panics

Okan Çalış wrote:
> Hi, Bob,
>
> > Where does it hang? You can prevent the kernel from waiting for a dhcp address... Jonathan Cormier

01:35 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP L138F : The Linux kernel panics

Hi, Bob,
> Where does it hang? You can prevent the kernel from waiting for a dhcp address by setting ip=none in th... Okan Çalış

01:05 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP L138F : The Linux kernel panics

Okan Çalış wrote:
> Hi Bob,
> Thanks for your help. I was following the instructions in https://support.criticallin... Jonathan Cormier

08:32 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP L138F : The Linux kernel panics

Hi Bob,
Thanks for your help. I was following the instructions in https://support.criticallink.com/redmine/projects/... Okan Çalış

09/05/2017

01:59 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: MityDSP L138F : The Linux kernel panics

Hi Okan,
Your bootargs tell the kernel to look at the on-board NAND flash for your filesystem. Is this your inten... Bob Duke

07:11 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: Additional details

I managed to reset the "bootargs" variable by running "flashargs". My current "bootargs" is now "mem=96M console=ttyS... Okan Çalış

09/04/2017

07:25 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: MityDSP L138F : The Linux kernel panics

Hi, I'm trying to install the Linux kernel provided in the Critical Link MDK; however, after downloading the code to ... Okan Çalış