.Nd scsi media-changer (juke box) driver
driver provides support for a
juke box. It allows many slots of media to be multiplexed between a number
A scsi adapter must also be separatly configured into the system
before a scsi changer can be configured.
As the scsi adapter is probed during boot, the
bus is scanned for devices. Any devices found which answer as 'Changer'
type devices will be 'attached' to the
driver. The first found will be attached as
In configuring, if an optional
is given in the specification, that number of scsi media changers
are configured; Most storage for them is allocated only when found
so a large number of configured devices is cheap. (once the first
has included the driver).
call applies to the changer. It is defined in
.Bl -tag -width DIOCSDINFO
This appears to be a 'do-everything' call.
driver was added to the system by
Stefan Grefen (grefen@goofy.zdv.uni-mainz.de)
who apparently had such a device
however It appears as though no-one I have heard of has ever used this
driver. If you use it please let me know so I can test changes.
Stefan appears to have suffered net.death (or at least net.disconnection).
I (julian) have never used this device. If you do please re-write this
man page and send it to me..
.Bl -tag -width /dev/ch[0-9] -compact
driver appeared in 386BSD 0.1