Gary Thomas wrote:
On 01/27/2010 06:10 AM, Alex wrote:
Gary Thomas wrote:
On 01/27/2010 06:03 AM, Alex wrote:
Hello everyone!
Trying to find information about kernel booting gave me nothing so
I decided to write here.
The question is: how does linux kernel know where to get its
parameters' string? To be more precise, what actions in general
should a linux bootloader do to tell the kernel its
params and boot it?
...
This process is different for every architecture (x86, arm, powerpc,
...)
What platform(s) are you trying to understand?
It is an arm cpu. The platform is dm6446.
n.b. replies should be on the mailing list so that all benefit.
Oh, sorry for that =(
The information for ARM is passed in memory at a fixed block with
pointers and tags describing the various data. The Linux source
file '.../arch/arm/include/asm/setup.h' describes how this works.
Look at U-Boot to see how it handles this linkage.
Thanks a lot! I'll look!
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