a general bootloader question

Tom Rini trini at kernel.crashing.org
Fri Nov 16 02:42:01 EST 2001

On Thu, Nov 15, 2001 at 11:51:55AM +0200, Shie Erlich wrote:

> 1) what is the proper way to get the kernel to boot - do i need a
> bootloader, if so, what ?

Of some sort, yes.

> 2) what is the bootloader's functionality - except downloading the kernel ?
> does it modify
>     memory in any way ? is the kernel dependent on such modifications ?

Well, in the simplest form, (what's in the linuxppc_2_4_devel tree), you
end up doing some very basic hardware checking/init'ing, decompress the
kernel and go.  For a 750 + cpc700 system this should be realativly
easy.  Take a look at how some of the other 7xx/74xx systems work in

> 3) how can i make a bootloader load the kernel in low memory without
> changing KERNELBASE etc ?

Erm, I think this is a bit of a red herring...

Tom Rini (TR1265)

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