On Sat, 20 Nov 1999 22:48:16 -0800 
 Matt Thomas <matt@3am-software.com> wrote:

 > and then have this common code:
 > 
 > cmnidsptch:
 > 	movl	-(sp),r0
 > 	pushl	4(r0)
 > 	calls	$1,*(r0)
 > 	popr	$0x3f
 > 	rei
 > 
 > While this is slightly longer than the current code, it eliminates
 > a lot of foo_cd.cd_dev[unit] lookups and dispatches to the real interrupt
 > routine.
 > 
 > Comments?

Yes please!  It's the only way we're going to get drivers shared between
the VAX and PMAX ports.

        -- Jason R. Thorpe <thorpej@nas.nasa.gov>