FreeBSD on Layerscape/QorIQ LX2160X

[Warner Losh]

On Fri, May 22, 2020 at 7:07 PM Dan Kotowski <dan.kotowski at a9development.com>
wrote:

> > > > > I spent some time looking at that NetBSD Layerscape code - I
> couldn't figure out how to add it
> > > > > trivially to the current HEAD on my own, so I'm looking forward to
> seeing how we're going to yeet
> > > > > that in for testing...
> > > > > Something like this:
> > > > >
> https://github.com/myfreeweb/freebsd/commit/6cbdafbc310b9a0fa4d046f71979aa01302e8b0b
> > > > >
> https://send.firefox.com/download/ec0419c6d3fa856e/#QOMHO8pBq1dP1K2_4P4CBw
> > > >
> > > > https://gist.github.com/agrajag9/b214aa837d0ed6bb14139770ff5835ff
> > > > Line 404: panic: Misaligned access from kernel space!
> > > > oops, I actually have to care about the`bytes` parameter..
> > > > at least I got the ACPI-walking on the first try :)
> > > >
> https://send.firefox.com/download/6406af63fee41a8a/#FnEEayn7igQ_eTGs0Wq0uw
> > >
> > > https://gist.github.com/agrajag9/b47d63484fa51eed535d8a43625a5276
> >
> > hmmm. there's now a pcib2: <PCI-PCI bridge> at device 0.0 on pci1
> >
> > and it actually does allocate memory, after the root fails to:
> >
> > pcib1: rman_reserve_resource: start=0x670000000, end=0x67003ffff,
> count=0x40000
> > pcib1: pci_host_generic_core_alloc_resource FAIL: type=3, rid=28,
> start=0000000670000000, end=000000067003ffff, count=0000000000040000,
> flags=4800
> > pcib2: allocated memory range (0x70040000-0x7007ffff) for rid 1c of
> pci1:1:0:0
> >
> > iiiinteresting. Try to kldload mpr/mps/whatever? Also insert the nvme
> drive
>
> https://gist.github.com/agrajag9/226018f25c9c5dd9c5dec4d5ea1b767d
>
> It just kept looping like that for about 5min before I killed it. But it
> definitely reads the firmware version correctly - it's been on a shelf for
> a while. But I'm thinking maybe the card isn't initializing right - there's
> none of the usual output during POST - so I'm going to dig up that PCI
> power cable and the RX480 tomorrow and try those.
>
> As for NVMe, it panics before I get to a shell.
>

Where?

Warner