Re: [RFC] Consolidate vmlinux.lds.S files

Eric W. Biederman (ebiederm@xmission.com)
13 Jan 2003 18:54:20 -0700


David Mosberger <davidm@napali.hpl.hp.com> writes:

> Kai> I would suggest an approach like the following, of course
> Kai> showing only a first simple step. A series of steps like this
> Kai> should allow for a serious reduction in size of
> Kai> arch/*/vmlinux.lds.S already, while being obviously correct and
> Kai> allowing archs to do their own special thing if necessary (in
> Kai> particular, IA64 seems to differ from all the other archs).
>
> The only real difference for the ia64 vmlinux.lds.S is that it
> generates correct physical addressess, so that the boot loader doesn't
> have to know anything about the virtual layout of the kernel.
> Something that might be useful for other arches as well...

Thank you. I appreciate it.

Having the physical addresses there makes writing a sane bootloader
simpler.

Alpha practically does this except there is a fixed virtual offset added to
everything.

In general anything that gives us correct physical addresses makes
like much simpler on the bootloader..

Eric
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