[OE-core] [PATCH 3/3] classes: Add gummiboot class

Matt Fleming matt at console-pimps.org
Wed Mar 12 09:39:42 UTC 2014


On Tue, 11 Mar, at 01:38:08PM, Darren Hart wrote:
> 
> I'm surprised gummiboot requires STUB... Since STUB is there to allow the
> kernel to be booted directly, no bootloader required. I guess gummiboot is
> slightly less than a boot loader :-)

Gummiboot is an EFI application loader.

Since CONFIG_EFI_STUB sticks a PE/COFF header at the front of the
bzImage, it appears as an EFI application which gummiboot knows how to
load and run. This is also the reason you can execute the bzImage from
the EFI shell (or Boot Manager).

-- 
Matt Fleming, Intel Open Source Technology Center



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