[U-Boot] Is arm-2008-11-24.iso the right image to compile U Boot for ARM ?

Diptopal Basu diptopal.basu at gmail.com
Mon Dec 8 11:45:05 CET 2008


Thanks for the Lead . This is eventually for the company but currently I
am getting into embedded Linux , So not a problem to change over to another
board like 9260 as you suggested .I will be carrying out the development on
a Linux machine .

 I have been using Skyeye for a while and actually ported a RTOS ( FreeRTOS
) on a Samsung ARM7T simulator . But Linux is very different :( .

Thanks for the support .
Regards
Diptopal
On Mon, Dec 8, 2008 at 1:14 PM, Pink Boy <dasfoo at yahoo.com> wrote:

>
> Diptopal
>
> > I am using the Skyeye Simulator . I a simulating Atmel
> > at91rm9200dk board, and I am using the ELDK from Denx.
> > The Linux kernel version is 2.6.22.19.
>
> I know nothing about skyeye.  I looked at the forum, lots
> of activity and people that could answer your questions,
> but is in Chinese.  About as helpful to you as to me.
>
> Issues I would have with using shyeye is that it's looks like
> the primary language of everyone using it is Chinese.  That
> is a problem because what I've found is that the build process
> for Linux Kernel Kernel, the Tool chains, and root file system
> is very complex and it's easy to spend days trying to figure
> out one problem.  Being able to have people who know what they
> are doing help you is critical.
>
> I suspect that the advantage for the Chinese is that
> they can have engineers work using a simulator, which
> is cheap.  No need for expensive hardware.
>
> > I need to understand the application compilation process as
> > a part of Linux kernel . How do I write an application and
> > compile it with the kernel to run it .
>
> In a lot of embedded real time operating systems the kernel
> and the program are compiled together as one executable.
> So you basically link your program to a library that provides
> all the services and API you need.
>
> Linux isn't like that, it's a full up operating system with a
> file system.  So you really have three things to solve, building
> the kernel, the root file system, and your application(s).
>
> So you have a have to build your application, root file system
> and kernel separately.  Not quite true, I believe you can use
> buildroot to build the tool chain, the kernel, and the root
> file system and all the tools.
>
> Are you using a linux system to development on, or a windows
> system?  You can use either.  Also is this a company project
> or you trying to learn?  Also why the AT91RM9200?  It's kind
> of an orphan. Atmel is using the AT926T core for new
> development where the 9200 is based on the very much less
> used AT920T core.
>
> I'd suggest maybe you could try buying development board
> like the SAM9-L9260.  It uses a an AT91SAM9260
>
> from these guys.
>
> http://www.olimex.com/dev/index.html
>
> Mr Foo
>
>


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