On 21 May 2013 07:18, Wang Wei <bessel.w...@huawei.com> wrote:
> Hi all,
>
> Foundation model is closed source propertiary software, but i want to know 
> how i can get more detailed and comprehensive technical support?

It depends what support you want, but the Foundation Model is provided
by ARM and as such, they should be able to provide technical support.


>
> I want to know the work procedure of boot wrapper. For example, make 
> CROSS_COMPILE=aarch64-linux-gnu- BOOTARGS='"root=/dev/vda2 consolelog=9 rw 
> console=ttyAMA0"' FDT_SRC=vexpress-foundation-v8.dts 
> IMAGE=linux-system-foundation.axf.
> What use are the arguments of BOOTARGS and FDT_SRC? Whether they are used by 
> foundation model or real OS ? what real use is vexpress-foundation-v8.dts?

If you look at the source for the bootwrapper, you will see that it is
a very simple thing.

All it is trying to do is take a kernel, FDT and (optional) initrd,
wrap them together into one file that the model can understand - a
.axf file.

If you look onto the Makefile, you will see that passing FDT_SRC="..."
or BOOTARGS="..." on the command line when you build the bootwrapper,
you are simply over-riding the default values that the Makefile uses.

The FDT_SRC is used by the Makefile to create the binary .dtb file
that is passed to the kernel.  And BOOTARGS are the arguments passed
from the bootwrapper to the kernel.

>
>
> Thanks
>
> Xiaoke Wu
>
>
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> linaro-dev@lists.linaro.org
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