- Copy the file:
scp -o HostKeyAlgorithms=+ssh-rsa,ssh-dss -o PubkeyAcceptedAlgorithms=+ssh-rsa -i vm-ssh-key [email protected]:/Volumes/EFI-LEGACY/EFI/OC/config.plist /tmp/config.plist
- Edit it locally to add
io=0xff
/usr/libexec/PlistBuddy -c "Set :NVRAM:Add:7C436110-AB2A-4BBB-A880-FE41995C9F82:boot-args '-v keepsyms=1 debug=0x12a vsmcgen=1 msgbuf=1048576 serial=5 io=0xff'" /tmp/config.plist
- Copy it back to the VM: