Re: [PATCH 0/2] efi: Enhance capsule loader to support signed Quark images

From: Bryan O'Donoghue
Date: Tue Feb 28 2017 - 13:44:53 EST


On 28/02/17 17:18, Andy Shevchenko wrote:
> On Tue, Feb 28, 2017 at 6:52 PM, Bryan O'Donoghue
>> A kernel compiled like this
>>
>> make menuconfig ARCH=i386
>
> I hope you care that it is equivalent to
>
> make menuconfig ARCH=i686
>
>> make bzImage -j 8
>>
>> will run just fine on Quark x1000 I do it regularly. CPUID ought to (and
>> does) inform the runtime kernel of what to do re: MSRs etc.
>>
>> We won't execute xmm/mmx, we won't touch 686 specific MSRs etc, etc.
>
> It is i*6*86 code still.
>
> So, summarize, you state that
> 1. CONFIG_SMP=y and
> 2. CONFIG_M686=y and
> 3. Kernel works on Quark
>
> Is it correct?

Logically yes. It's a very long time since I looked in detail. No harm
in checking it out though.

I'll compile up the above kernel this evening (GMT) and verify.


--
bod