libre #freebsd

3 May 2026

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• 01:43
  crb
  Ug bhyve pass through is killing me:
• 01:43
  crb
  ppt0@pci0:9:0:0: class=0x0c0330 rev=0x00 hdr=0x00 vendor=0x1b21 device=0x1042 subvendor=0x1043 subdevice=0x84aa
• 01:44
  crb
  bhyve: PCI device at 9/0/0 is not using the ppt(4) driver
• 01:45
  crb
  bhyve -AHPD -c $CPU -m $RAM -S -s 3,passthru,9/0/0 \
• 01:45
  crb
  did I miss something stupidly obvious?
• 01:46
  luser
  devctl set driver -f pci0:9:0:0 ppt
• 02:04
  crb
  put pciconf above already lists it as using ppt0, and it's listed in /boot/loader.conf: pptdevs="9/0/0"
• 02:07
  Defenso-QTH
  Some devices just don't work as pass through
• 02:07
  crb
  but running that command line results in the same error messages
• 02:07
  crb
  does anyone know if the ASMedia chips support that?
• 02:08
  crb
  I'm looking for a USB controller that supports passthrough and would work in linux running in bhyve