Thread (2 messages) 2 messages, 2 authors, 2012-03-29

x86: Passing arbitrary data from bootloader to kernel

From: Mulyadi Santosa <hidden>
Date: 2012-03-29 06:27:57

Hi Graeme...

On Wed, Mar 28, 2012 at 10:16, Graeme Russ [off-list ref] wrote:
What if U-Boot created a cpio archive on the fly and passed this to the
Linux kernel as a persistent ramfs? The ramfs would be sperate fromt he
initramfs (not used in the boot process - simply used to efficiently pass
data from the boot loader to user-space). This could allow the passing of
arbitrary data from the boot loader, through the kernel and into user
space.

Does this sound like a harebrained idea?
I have no experience in boot loader thingies and such, but I think
your idea sounds simple but efficient enough to transport the data
gathered during boot stage into user space. And it's quite platform
independent too....

-- 
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com
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