As mdean wrote:
> d_stop
Stop tty output (i believe)
> d_reset
(Can't find any use of it.)
> d_devtotty
Convert a dev_t into a struct tty *. Useful for tty drivers only,
obviously.
> d_strategy (I've seen this one in another unix book, I just can't remeber
> what it is actually used for)
Something you should read a Unix driver book for. The central IO
routine for `strategy-controlled' IO, like disk drivers.
> and why does d_maj=-1 in the driver when I would think you need to set it
> to the major of your device.
Dynamic major # assignment. The ultimate goal once devfs is running
completely, but currently probably not very useful.
--
cheers, J"org
joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)