Re: Left with an unusable motherboard after running fw_update and then installing intel-drm

[obsdml]

> after which was the last time that machine ever POSTed. At the
> time I wrote it off as corrupting EFI somehow but I'm not so sure anymore.

UEFI is stored on disk, it can be wiped.  Thats not your POST issue though.

maybe time for a post code reader?

alternatively, wipe the cmos and try again? it might just be "horked"