SATA hotplug and AHCI

[Andrey V. Elsukov]

David Ehrmann wrote:
>> How can I avoid all this and get the drive to be recognized 
>> automatically?  Can I do this with devd?  Did I do what I needed to 
>> correctly set up hotplugging?

Can you enable verbose mode in /boot/loader.conf
(echo 'boot_verbose="YES"' >> /boot/loader.conf)?
And show your /var/run/dmesg.boot and kernel's output when
you unplug and plug drive back?

-- 
WBR, Andrey V. Elsukov