Activity
From 08/04/2014 to 09/02/2014
08/29/2014
- 12:23 PM Software Development: RE: Compiling Memory Size into U-boot
- I think I see my error.
The ubootenv.bin file doesn't go into any of the three partitions generated by that automat... - 10:09 AM Software Development: RE: Compiling Memory Size into U-boot
- From that script to combine the uBoot image with the rootFS as well as the uBoot blob, I gleaned that
to write the ...
08/28/2014
- 05:20 PM Software Development: RE: Compiling Memory Size into U-boot
- We actually create the environment using *mkenvimage*, which takes a text file and then store this on the SD card, wh...
- I read this link:
https://support.criticallink.com/redmine/projects/mityarm-5cs/wiki/ARM_Software_FAQs
And I kno... - 04:20 PM Software Development: RE: U-Boot with large uImage containing initramfs
- I have attempted the following:
1.) Create .tar.gz rootfs with yocto
2.) Create ext3 ramdisk image of rootfs
3.)... - 12:42 PM Software Development: RE: U-Boot with large uImage containing initramfs
- Michael Williamson wrote:
> We've run into this issue before on a different ARM based processor.
>
> The problem ... - 07:55 AM Software Development: RE: U-Boot with large uImage containing initramfs
- We've run into this issue before on a different ARM based processor.
The problem is the linker for the kernel is p... - 12:37 PM Software Development: RE: Memory Aligned Byte Array
- Mike,
I will definitely need more than a single 4096 byte page. I can
call __get_free_pages() to allocate a con... - 11:42 AM Software Development: RE: Memory Aligned Byte Array
- Any kernel memory allocation is going to be page aligned (4K), it has to be. That's how the linux kernel memory mana...
- 11:19 AM Software Development: RE: Memory Aligned Byte Array
- Mike,
I'm writing a device driver to handle this DMA setup. I want the kernel to give me a chunk of physical memo... - 07:09 AM Software Development: RE: Memory Aligned Byte Array
- Not entirely sure what you are up to here.
Is your linux application running in user space? If it is, you may nee...
08/27/2014
- Hi,
I am trying to boot from a uImage containing an initramfs with the mitySOM-5csx devkit. When I use the core-im...
08/26/2014
- Posted on behalf of a customer:
I have a byte array in my Linux application into which I want my DMA firmware to w...
08/15/2014
- 01:44 PM Software Development: RE: How to add aditional HPS GPIO's
- In the case described of wanting to add GPIO's to drive/control an LED (output from the HPS) you do not need to alter...
08/14/2014
- Posting on behalf of a customer:
On the MitySom .dts file, you specify some GPIOS like this: ... - 10:49 AM Software Development: RE: PCI-e Device Driver - munmap related error
- Reporting that the customer solved their problem:
I've solved the problem.
Thread A which was signaling Thread B...
08/13/2014
- 04:21 PM Software Development: RE: Standard USB peripheral connection on MitySOM eval Board
- Hi Mike,
Happy to hear that a procedure is needed because I tried many things to make it work (I noticed that in t...
08/11/2014
- 07:23 AM Software Development: RE: Miscellaneous questions
- Note:
you need to add "meta-openembedded/meta-oe" as the layer, not just "meta-openembedded".
-Mike
- 07:21 AM Software Development: RE: Miscellaneous questions
- Hi,
Sorry. The i2c-tools recipe is part of the meta-openembedded layer that you don't get by default from the bas... - 07:14 AM Software Development: RE: Miscellaneous questions
- Hi Mike,
adding "i2c-tools" to IMAGE_INSTALL_append gives me this error while executing "bitbake core-image-basic"...
08/04/2014
- 10:06 AM Software Development: RE: Standard USB peripheral connection on MitySOM eval Board
- Hello Mr. Bretecher,
We will try to get a procedure posted for this. Sorry for the delay.
-Mike
- 10:05 AM Software Development: RE: Miscellaneous questions
- Memtool and the i2c-utils aren't added to our reference filesystem image, but you could add it by modifying the IMAGE...
- 09:51 AM Software Development: RE: Performance problem with baremetal code
- Hello Mr. Kempter,
We don't normally run / support bare-metal applications here (we find most folks get into more ...
Also available in: Atom
Go to top