Re: [Qemu-devel] [PATCH 0/4] Add multiboot support (x86) v2

[François Revol]

> > I suppose I could still support it for special uses like the os
> > zoo...
> > Then I could map -kernel to haiku_loader or an ELF version, and use
> > -
> > initrd to pass the kernel tgz...
>
> That roughly what Xen does. The dom0 kernel is passed as -initrd.
> Also, the original reason I implemented multiboot support for -kernel
> was the Mac OS X bootloader. Basically only the stage2 loader is
> loaded using -kernel and that again contains an HFS reader that reads
> the actual kernel from the disk.

Yeah that'd be the idea, with s/HFS/BFS/ :)

> I don't see why you couldn't do the same with your stage2 loader.

It's just that it wouldn't be useful for the general "user" case,
because the other way is simpler.


>
> But then again - the question is of course what you're trying to
> achieve :-). I merely wanted to replace the EFI stage2 loader with a
> BIOS stage2 loader.

Well the idea for now was just to allow passing args from command line
to implement options like setting boot resolution or other stuff to
allow configurable demos.

But probably it could be useful also for other configurations.


François.