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Subject: [Bug 194359] bsdinstall should set active flag in GPT PMBR if not
 booting using EFI
Date: Thu, 16 Oct 2014 01:08:00 +0000
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194359

--- Comment #13 from Marcel Moolenaar <marcel@FreeBSD.org> ---
(In reply to Ed Maste from comment #12)
> From that file:
> >  73         if (stat("/sys/firmware/efi", &buf) != -1)
> >  74                 flag |= EFI_SUPPORT;
> 
> I'm not sure if Linux creates /sys/firmware/efi for the legacy boot case,
> but if so we'd need to find out how it does that.
> 
> Do we know which systems fail to boot with PMBR active bit set in the
> non-(U)EFI boot case?

I known ia64 rejects the partitioning entirely. I belief lstewart@ ran into the
problems on x86 that triggered the change to not set the active flag by
default.

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