[coreboot] Asus KGPE-D16 with latest coreboot errors with Unsupported Hardware on Qubes 4 install missing IOMMU?

[Taiidan at gmx.com]

On 12/07/2018 02:14 PM, petecb via coreboot wrote:
> 
> Hi Taiidan,
> 
> Thanks for your message.
> 
> 
>> I am using v4.6 on my system FYI (no reason for me to update) and the
>> only options I have changed are the ones I told you about before...all I
>> can figure is perhaps I have a different version of the SP5100 that
>> doesn't have the erratum or something to that effect.
> 
> Is it possible for me to build v4.6 in case something has changed since then that causes my issues? When I look at the branches available on git there is no 4.6 available.

Get it from the coreboot website + check signature.

> 
>>
>> FYI I saw you select build nvramcui as a secondary payload so you can
>> mess with cmos options without recompiling as long as next time you shut
>> off "Load default configuration values into CMOS on each boot"
>>
>> Since your menuconfig options look fine...shot in the dark but try using
>> grub instead of SeaBIOS as I use grub.
>>
> 
> I will try building it with Grub. There is an option to include a GRUB2 runtime config file into ROM image. Should I select this? If so, what options should be in this file?

I would set it to load your disk .cfg file otherwise you would have to
do so via configfile (ahci0,msdos1)/grub2/grub.cfg or what not when it
boots to the rescue shell.

> 
> Kind regards,
> 
> Pete
> 
>