Activity
From 10/02/2013 to 10/31/2013
10/30/2013
- 11:44 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Dan,
I noticed while working on your board that you are using debian as your root filesystem. Could you point me ...
10/29/2013
- 04:05 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- thanks for the support great job. yes fstab need to be fixed along with omap-i2c timeout.
- 03:50 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Also this is unrelated but your /etc/fstab file was corrupted on the sd card you sent to us and was throwing a few er...
- 03:36 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Dan,
I found the issue. There was a pin in conflict. The mmc2_wl12xx_init() was using one of the pins your rmii ... - 02:17 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Interesting, I tried fixing my typo and it breaks ethernet....
- 01:55 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- thanks work great, but two questions:
1) why is the rmii2 pin mux being called from the baseboard_setup_can()?
2... - 11:55 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- I'm fairly certain the only difference with my patch is it doesn't mess up all the whitespace and so should cleanly a...
- 11:51 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Here is my version of your patch which was applied to the head of the mityarm-linux-v3.2 branch.
EDIT:
Attached... - 11:48 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- I based it off the mityarm-linux-v3.2 branch but also tested it using the cl_v3.2_AM335XPSP_04.06.00.07 tag that you ...
- 11:47 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- the error index are expected, no i/o (sign) attach
- 11:45 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- which git tag do you use?
- 11:43 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- I brought it up with
# ifconfig eth0 up
# dhclient eth0
and then _scp_'d the kernel uImage file - 11:41 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- great, how did you test the ethernet?
- 11:39 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Dan,
I compiled the 3.2 kernel for your board. The networking seems to be working for me (see below). Also the u... - 09:12 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- the only change was the usb cdc device. attach is our .config file
- 09:09 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- I would recommend that you guys sync up on your .config files for the kernel builds as well.
-Mike
- 09:06 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- ok we are know on the same page. let me see what i can come up with.
- 09:04 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Yes, but you had suggested I test this on our devkit which we don't have such a pic.
- 09:03 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- on the board is a pic that is connected to /dev/ttyACM0
- 09:01 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- What I meant was that we don't have a physical usb device that identifies itself as /dev/ttyACM0.
- 08:59 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- in the config menu
- 08:59 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- when you build the kernel add a usb cdc acm device.
- 08:54 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Dan, I don't have a /dev/ttyACM0 device. The only one i have is attached to your board. I'm currently trying to ge...
- 08:52 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- you can test this by running the usb_test /dev/ttyACM0
- 08:25 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- I had meant that I pulled the patch from the 3.2 branch into the 3.1 branch where you already had ethernet working. ...
10/28/2013
- 07:35 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- i ran the patch on your mityarm board. I found the usb to be unstable, ethernet works.
- 06:19 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- what does this patch address? in the 3.2 kernel the usb works great. the rmii2 ethernet is the problem.
- 06:12 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- downloading now, the wait on /dev/mmcblk.... is do to the gpio.cd and gpio.wp should be set to -EINVAL.
- 05:24 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Dan,
I found a patch on the 3.2 branch that may solve the problem your having. I pushed it to a new branch on our... - 03:36 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- background:
usb_test runs all day on 3.2 kernel with git tag:cl_v3.2_AM335XPSP_04.06.00.07
on AM335XPSP_04.06.00.02... - 02:56 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Dan,
Can you provide specific details on what you are doing to create the usb_test program and what device you hav... - 01:47 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- yes the udev update and script does restart the usb2 port. thanks for the patch.
usb is still unstable running ~/usb... - 10:25 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Dan,
We found a bug in our reference filesystem. I created a wiki page on it. Could you please apply the changes ...
10/25/2013
- 06:15 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can't get DMA using low level driver working on DSP
- Thanks for the replies. I'm using the 0x66000000 (CS5) space.
However, I was wrong about the interpretation of the ... - 08:46 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can't get DMA using low level driver working on DSP
- If you have cache enabled for the DDR, I don't think it should be much faster to use IRAM. Your DMA in this case wil...
- 07:45 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can't get DMA using low level driver working on DSP
- The crossbar to the EMIF is not great. Which CS space are you using for your transfer? The number of wait states ch...
- 01:37 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Are you applying your patch on top of these checkouts?
- 01:21 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- the usb port is stable on tag cl_v3.2_AM335XPSP_04.06.00.07
but Ethernet will not work. usb is unstable on tip AM335... - 10:27 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- still a problem with usb on this branch.
- 10:23 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Could you post an updated patch to show what was changed to resolve the issue?
Thank you. - 10:04 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- thank you for the support
- 10:01 AM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- commented out some of the pin mux structs and now Ethernet is working.
- 08:10 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: uPP receive issues
- Do you know which two byes you are missing? Are they consistently the same two bytes?
Do you have a chipscope lic...
10/24/2013
- 08:10 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can't get DMA using low level driver working on DSP
- I hope somebody is still monitoring this thread - I have DMA working now using buffers on the FPGA, but the transfers...
- 01:22 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- we are not using flash
- 01:15 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- Also do you plan on using the nand? You have a module that has the larger 512MB nand which requires the latest u-boo...
- 01:14 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- new patch file using format-patch --ignore-space-change
- 01:08 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- I'm having a hard time finding the actual change in the patch. If you could recreate your patch ignoring white space...
- 01:03 PM MitySOM-335x (ARM Cortex-A8 Based Products) Software Development: RE: Ethernet RMII2 working in u-boot, but not kernel
- FYI, the kernel has very strict rules about formatting. In this case the use of tabs instead of spaces. Most of you...
- problem description:
no eth0 data begin transmitted on tx0 or tx1 lines, running with rmii2 configuration.
mac_cont... - 10:54 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: SYS/BIOS and SYSLINK
- Hi Mike:
Here is another example of why I think the move to SYS/BIOS is necessary - check out this post:
http:/...
10/23/2013
- 08:25 AM MityDSP-L138 (ARM9 Based Platforms) FPGA Development: RE: uPP receive issues
- I have updated my source code
This is my *.ucf file
NET "o_upp_2xtxclk" LOC = "F4" | IOSTANDARD = LVCMOS18;
NET... - Hi,
I am using Upp to transfer data between FPGA and OMAP.
The data send from FPGA to OMAP is OK. But FPGA can not ...
10/22/2013
- 11:42 AM MitySOM-335x (ARM Cortex-A8 Based Products) PCB Development: RE: VBACKUP Current Draw
- Mark,
This change has been added to u-boot. The following branches have the fix:
* AM335XPSP_04.06.00.03
http...
10/19/2013
- 10:38 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: UPP acquisition issue
- hi Greg,
Thanks a million for all the help, solved the issue finally. I did set the dma thread priority to 15 but ...
10/18/2013
- 02:09 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: UPP acquisition issue
- Hi Preejith,
First, in relation to the thread priority, 15 is the maximum priority for a task and 1 is the lowest... - 10:12 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: UPP acquisition issue
- hi Greg,
We tried both your suggestions but without success. First about the DMA thread priority, we tried setting... - 12:10 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Design examples
- Right. After a little digging I figured out that QSYS does the heavy lifting of
configuring the protocol glue logic... - 10:35 AM MitySOM-5CSX Altera Cyclone V Software Development: RE: Design examples
- I'm glad you're over the hurdle, Rich. We don't have a formal tutorial yet, other than the sample project included wi...
- 10:20 AM MitySOM-5CSX Altera Cyclone V Software Development: RE: Moving rbf file from host to dev-board
- Hi Rich,
You'll need to SCP the RBF over, I'm pretty sure FTP wasn't enabled by default. But I believe you will ne... - 08:18 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- I did not try a ftp transfer. We have decided to do the transfer within our application, by connecting to a socket a...
10/17/2013
- I have created a new rbf file with some custom logic added which I built using QSYS,
and converted from SOF format t... - 06:26 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: Design examples
- Ok, I was able to build a system with a new component that I created in QSYS
and added some custom VHDL logic to for... - 04:07 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- Mary what do you get from the ftp server?
- 02:07 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: UPP acquisition issue
- Hi Preejith,
In the code you attached the Channel A and Channel B DMA thread priorities are set to 9. These can b... - We have an application where a 14 bit ADC is wired to the UPP port via the FPGA. The application needs to perform tri...
10/16/2013
- Are there any tutorials on implementing custom logic on the Cyclone V FPGA
and then joining it with one of the inter... - 05:43 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: sudo on xubuntu
- Thanks Bob,
That did the trick.
I have another question, but I'll start another thread for it.
- 05:17 PM MitySOM-5CSX Altera Cyclone V Software Development: RE: sudo on xubuntu
- Hi Rich, please try the password "user" when using sudo.
-Bob
- I need to gain access to administrator level via sudo on the xubuntu release
that was issued with my MityARM-5CSX d... - 09:48 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- I tried some tests as you suggested.
file size = 64 Mbytes
scp: 60 sec (using WinSCP)
sftp: 53 sec (using W...
10/14/2013
- 02:51 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- Note that all of my experiments have been on a mitydsp copying from nand and not sata.
- 02:49 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- I built the latest busybox using instructions provided and ran the ftpd service as described below and got a transfer...
- 02:28 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- TFTP is not very efficient depending on how it is configured.
- 02:27 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- It might be easier to export the mitydsp filesystem via NFS or SAMBA and have windows access it directly.
Or hav... - 02:23 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- I was able to transfer a 6MB file in about 13 seconds which is about 472 kB/s.
And the same transfer done over scp... - 02:14 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- I switched to using the http://tftpd32.jounin.net/ program as the tftp server as I was unable to get the other one to...
- 02:06 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- My guess is that windows firewall is blocking the connection. You should be able to google how to allow an inbound c...
- 01:58 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- Trying the Solar Winds tftp server. Installed it, ran it.
On my target:
root@mityomap:/mnt/sata# tftp -p -l te... - 01:53 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- Mary,
The angstrom distribution we use for our baseline does not include a TFTP server in its package repository. ... - 01:25 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- It is possible. But i would test the other direction first to see if you get the speeds your looking for.
-Jonathan - 01:24 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- The Windows PC would be requesting the file. So, I think we want the som to be the server. Is this possible?
Mary - 01:16 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: File transfer methods
- Mary,
There should be a tftp dameon package available for this platform.
Which device will be triggering this... - What is the most efficient file transfer method that this distro supports? We expect to generate very large files (u...
10/11/2013
- 11:30 AM MityDSP-L138 (ARM9 Based Platforms) PCB Development: RE: MityDSP-L138F LVDS lengths? .... (posted on behalf of a customer)
- Hi Angela,
The following traces' length are reported from our tool.
Let us know if you need anything else. Than... - 07:45 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: IndustrialIO board with Mity-DSP-L138F, No ETH PHY detected
- One thing that sticks out..
you flashed the kernel to 0x100000 instead of 0x10000 (which is where you erased).
wh... - I am using an IndustrialIO Rev 2B board with a Mity-DSP-L138FI-236-RL SOM in which uboot reports:
Resetting ethern...
10/10/2013
- My company is using your MityDSP-L138F SoM in a research prototype. The design has a high speed LVDS bus to the Spart...
- 07:38 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: EMIFA write timing
- Hi Steven,
Using a separate chip select (and adjusting the wait timings setup in u-Boot) should make this feasible... - 12:52 AM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: EMIFA write timing
- To read the THS1206 I need two chip selects, which can be the core cs and an address bit. Then I need a read pulse w...
10/09/2013
- 01:36 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: EMIFA write timing
- Do you mean for the EMIFA from the OMAP-L138 or the signals from the EMIFA_iface.vhd module that CL provides?
I do... - Is there a diagram for the EMIFA write timing like the one in the wiki for read timing? I am having some problems im...
10/08/2013
- 06:04 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: UPP "start" signal ignored in receive mode?
- FYI, for anyone reading this in the future:
The root of the problem was that the FPGA was sending longer or shorte... - 04:12 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can't get DMA using low level driver working on DSP
- You bring up a very good point. If you are only moving 16 words every 4us, the overhead to setup the DMA may be too ...
- 04:09 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can't get DMA using low level driver working on DSP
- By the way, David and Mike, thanks for the information on the cache functions. When I insert them into my example, I...
- 03:52 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can't get DMA using low level driver working on DSP
- Thanks, David for all that information - as you can tell I am not very experienced in DSP programming. I hope you wo...
- 03:19 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can't get DMA using low level driver working on DSP
- The QDMA can be used for just about anything the EDMA can be used for, in terms of transfers, but it can't be trigger...
- 01:30 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can't get DMA using low level driver working on DSP
- First to David Rice: This test was just meant to get me started - ultimately I want to transfer 16 bit words from ext...
- 01:20 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can't get DMA using low level driver working on DSP
- Hello Steven,
Is it possible that you need to invalidate your cache prior to validating the transfer has completed... - 01:01 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: Can't get DMA using low level driver working on DSP
- Hi Steven,
I looked briefly at your code and nothing jumped out at me...
I am the one who developed Critical Li... - I desperately need some help here. I have been trying for 3 days to get DMA working on the DSP. I have attached a C...
10/07/2013
- 08:00 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: GPIO sharing between ARM and DSP
- Hi Steven,
We don't have any partitioning schemes in place, as it is very application specific. In fact, we don't...
10/06/2013
- 01:28 PM MityDSP-L138 (ARM9 Based Platforms) Software Development: RE: DSP DMA crashes Linux
- I too am having a lot of trouble implementing EDMA on the DSP using LLD. But I don't understand Lars' last post. As...
10/05/2013
- According to the information in this link:
http://e2e.ti.com/support/embedded/linux/f/354/t/47756.aspx
the linu...
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