EC2 ARM64 "bare metal" instances

[Colin Percival]

On 2019-10-16 11:25, Michael Tuexen wrote:
>> On 16. Oct 2019, at 18:51, Colin Percival <cperciva at tarsnap.com> wrote:
>> FreeBSD does not currently boot on Amazon's recently released "bare metal"
>> ARM64 instances.  It might be useful to get these working, since they're
>> reasonably powered hardware (16 cores, 32 GB RAM) and should be able to run
>> bhyve (that's the "bare metal" part).
> Not sure we have bhyve support for arm64 in tree right now...

Maybe not, but I'm pretty sure someone was working on it?

>> Right now the boot is failing because FreeBSD is not finding the disk (or
>> the network adapter, for that matter):
> Isn't your device similar to
> https://dmesgd.nycbug.org/index.cgi?do=view&id=4813

Very similar, yes.  That link concerns the same physical hardware, but running
inside Amazon's KVM-like hypervisor.  When running on the "bare metal" version
of the EC2 instance we need to set up PCI controllers etc. ourselves since we
don't have a hypervisor doing it for us.

-- 
Colin Percival
Security Officer Emeritus, FreeBSD | The power to serve
Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid