bios disk numbers and device names

Joan Picanyol lists-freebsd-stable at
Wed Dec 1 09:34:25 PST 2004

* Michael Grant <mg-fbsd3 at> [20041201 12:11]:
> Is there any way to statically assign a device name to a specific disk
> so that if the BIOS renumbers the disks (for example if I move around
> a controller) so that the devices always come up with the same name?

Yes. On 4.x you specify it on the kernel config.

device          da2 at scbus0 target 8
device          da3 at scbus0 target 10

For 5.x, see device.hints(5)


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