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From 08/22/2014 to 09/20/2014

09/17/2014

02:36 PM Software Development: RE: Standard USB peripheral connection on MitySOM eval Board
Hi,
I'm now quite stuck without the ability to use use the host mode.
I have noticed on Rocketboards something ...
Pierre-Yves BRETECHER
11:29 AM FPGA Development: RE: Load FPGA Timeout Error
Max,
Thank you for posting that.
You are correct that if VBAT is too low the module will either not boot at all...
Alexander Block
10:41 AM FPGA Development: RE: Load FPGA Timeout Error
Hi Dan,
I had similar problem last week. After two week I tried to run my development board loading the FPGA with ...
Massimo Buratto

09/11/2014

06:34 PM Software Development: RE: U-Boot with large uImage containing initramfs
Hi Nicholas,
A little confused. Your build_ramdisk_image.sh appears to be building a 1 GB image for loading an SD...
Michael Williamson

09/10/2014

04:03 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 ...
Nicholas Crast

09/03/2014

01:24 PM Software Development: dma_free_coherent error in Kernel driver
I am having problems DE-allocating DMA memory space. Allocation works correctly with dma_alloc_coherent. I get the fo... Julio Liriano

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...
Julio Liriano
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 ...
Julio Liriano

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... Daniel Vincelette
04:57 PM Software Development: Compiling Memory Size into U-boot
I read this link:
https://support.criticallink.com/redmine/projects/mityarm-5cs/wiki/ARM_Software_FAQs
And I kno...
Julio Liriano
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.)...
Nicholas Crast
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 ...
Nicholas Crast
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...
Michael Williamson
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...
Julio Liriano
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... Michael Williamson
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...
Julio Liriano
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...
Michael Williamson

08/27/2014

02:11 PM Software Development: U-Boot with large uImage containing initramfs
Hi,
I am trying to boot from a uImage containing an initramfs with the mitySOM-5csx devkit. When I use the core-im...
Nicholas Crast

08/26/2014

03:16 PM Software Development: Memory Aligned Byte Array
Posted on behalf of a customer:
I have a byte array in my Linux application into which I want my DMA firmware to w...
Alexander Block
 

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