Re: [Xen-devel] [PATCH v12 00/10] x86: multiboot2 protocol support

[Daniel Kiper <daniel.kiper@xxxxxxxxxx>]

On Mon, Jan 23, 2017 at 10:03:52AM -0600, Doug Goldstein wrote:
> On 1/23/17 8:28 AM, Konrad Rzeszutek Wilk wrote:
> > On Mon, Jan 23, 2017 at 02:08:58PM +0100, Daniel Kiper wrote:
> >> On Fri, Jan 20, 2017 at 10:54:12PM +0100, Daniel Kiper wrote:
> >>> On Fri, Jan 20, 2017 at 02:42:30PM -0500, Doug Goldstein wrote:
> >>>> On 1/19/17 8:34 PM, Daniel Kiper wrote:
> >>>>> Hi,
> >>>>>
> >>>>> I am sending twelfth version of multiboot2 protocol support for
> >>>>> legacy BIOS and EFI platforms. This patch series release contains
> >>>>> fixes for all known/confirmed issues.
> >>>>
> >>>> With my fix to efi_multiboot2() in 5/10 and the entire series applied, I
> >>>> get the following on some of the systems I have access to:
> >
> > Both me and Daniel seem to have test machines with EFI that are not soo .. 
> > defective.
>
> What machines? Model numbers? Manufacture?

We are doing the tests. Until now everything works. I will compile full
list for you when we are finished.

> I'd also argue that this series continues to write into reserved memory
> regions (as confirmed by the fix to 5/10 that I sent in) and you're able

We do tests with your fix for #05 and full v12 patch series.

> to still boot so I wouldn't put much value into the hardware you've been
> using.

I would not comment on that until I know why it does not work on your boxes.

> > Could you mention which boxes have these kinds of trouble so we can
> > get to the bottom of this?
>
> HP ML10v2
> Lenovo T430
> Intel NUC NUC5i5MYHE
> Intel NUC NUC5i3MYHE (oddly has a pretty different firmware than above)
> Mercury LDS3506
> Dell Precision 3420 (co-worker says this is setup to boot BIOS)
> ASUS M3A78-CM motherboard
> ASUS AMD motherboard (I don't have it near me and its not powered on
> right now)
> SuperMicro ???? (I don't have it near me and its not powered on right
> now so I can't figure it out)
> QEMU + OVMF from Ubuntu 16.10
> QEMU (master from last week) + OVMF (master from last week)

Thanks for the list. Do you use latest firmware on above mentioned machines?
I hope that yes. I am asking just in case.

I am going to release v13 by the end of Wednesday. Should I remove your
Reviewed-by from patch 6-10?

[...]

> > And would it be possible to get serial/power access to this box (Intel NUC?)
> > to figure out what is going on?
>
> Likely not. Both those operations are only available over AMT which is
> connected on our internal corporate network. I can see if I can bring it
> home for a period of time and give you access from my home.

It would be nice.

Daniel

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