[Arm-netbook] Where to load initramfs
Gordan Bobic
gordan at bobich.net
Tue Jul 10 12:11:16 BST 2012
On 07/10/2012 12:06 PM, Peter Steenbergen wrote:
>
> 1) No part of the kernel/inirtd end up in the reserved memory area, e.g.
> the GPU allocation
>
> Did not think of that one, does anybody know where that is? Otherwise I
> have to dive into the kernel sources.
Depends on the device you are using. It is typically at the top, but
sometimes (e.g. on the PandaBoard) there is a reserved memory area in
the middle.
> 2) Kernel and initrd areas don't overlap (or you'll clobber a part of
> whichever you loaded first.
>
> A calculator that can convert decimal to hex will probably be helpful in
> this when you check the size of your uimage and uinitrd.
>
> Indeed, uImage is around 3,5 Mb so for safety let's go for 4 Mb. Anybody
> know a good calculator (I am really really bad at this converting stuff)
The calculator app that ships with your OS should be up to the job.
Gordan
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