FreeBSD on Layerscape/QorIQ LX2160X

[myfreeweb]

On June 3, 2020 1:37:34 PM UTC, Dan Kotowski <dan.kotowski at a9development.com> wrote:
>> > > I've sent a link to a known firmware build before:
>> > > https://drive.google.com/file/d/1yXSS1O1U8CmtwaIPfxNDkzhAClJGvErK/view
>> > > Have you tried it? Any difference in FreeBSD/NetBSD, with NVMe?
>> >
>> > I decided to go back to the UEFI sources and have found some differences that I think need to be reconciled before moving forward. That said, I'm not an ACPI wizard by any means - for me it's low-level mage spells at best...
>> > In https://github.com/SolidRun/edk2-platforms we have 2 different branches that SolidRun seems to use:
>> >
>> > 1.  LSDK-19.09-sr
>> > 2.  master-lx2160a
>> >
>> > I've been building from the latter branch, but found some significant differences in the former that I think may be important to merge in.
>>
>> To me it seems like 19.09 is just outdated and doesn't have any benefits. Ask the solidrun people to be sure.
>>
>> Either way, nothing here would fix the interrupt bug. It's our bug since NetBSD works fine :(
>
>Any chance I can get a new test kernel without PCIe quirks? I just got a much more recent image from jnettlet with the following comments:
>
>BEGIN QUOTE
>If you are using that recent uefi firmware I posted then you shouldn't be using the quirks for pcie.  That has an ecam shift setup where it should behave....relatively to SBSA standards.
>it definitely won't work with the quirk enabled though.  I have to add an interface to edk2 to turn the mode on or off depending if you want access to the root bus and have a kernel with the quirk applied, or you want it to work with just the devices exposed but in a more compliant manner without quirks
>END QUOTE


In the last couple kernels I posted, you should be able to set debug.acpi.disabled=pci_layerscape to skip the quirk.

I'll build the next one soon though, I guess with more interrupt debug prints lol