>> Probably not running at the same time, tho.
>
>Hm, I don't think so.
>Of course the drivers which handle same HBA cannot run at the same time.
>But, otherwise (e.g. the drivers which handle different HBA), both julian
>and CAM scsi middle layer can run at the same time.
>Am I misunderstanding something ?

You can achieve this only if you give unique names to the peripheral
(disk, tape, cdrom, etc.) drivers of both layers.  Either that, or
you write a JE->CAM HBA shim and run the old drivers through this
emulator.

--
Justin