Messages in this thread | | | Date | Thu, 15 Aug 2013 06:15:09 +0100 | From | Matthew Garrett <> | Subject | Re: RFC: default CONFIG_EFI_STUB=y |
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On Tue, Aug 13, 2013 at 11:43:30AM -0700, James Bottomley wrote:
> Can we actually boot a 32 bit kernel on an EFI64 system? The last time > I tried on my Secure Boot SDV it wouldn't work; the problem is getting > someting in the transfer of control path to boot the processor back to > 32 bit mode.
In theory, as long as you jump to the 32-bit entry point having already set the cpu to that mode. The linux command in grub2 ought to do that.
-- Matthew Garrett | mjg59@srcf.ucam.org
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