On Mon, Oct 21, 2013 at 02:57:56PM +0200, Daniel Kiper wrote:
> Hi,
>
> During work on multiboot2 protocol support for Xen it was discovered
> that memory map passed via relevant tag could not represent wide range
> of memory types available on EFI platforms. Additionally, GRUB2
> implementation calls ExitBootServices() on them just before jumping
> into loaded image. In this situation loaded system could not clearly
> identify reserved memory regions, EFI runtime services regions and others.
I think you'll find that many distros are shipping patches to grub2 to
add a "linuxefi" command that starts the kernel through its EFISTUB
code. You may want to look in to that.
--
Peter
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