>> 	All you had to do to outb() to the lpt port is 
 
>> 		(1) #include <machine/pio.h>
>> 		(2) open("/dev/io", O_RDWR)   (have to be root of course)
>> 		(3) outb(0x3bc, VALUE)
 
>> 	I never had to mess with i386_iopl.

>Unless I'm mistaken, this is a deprecated interface, and will cease to
>be supported at some point in the future.

>cgd

Aha! Useful information I didn't know.

I guess it sure makes sense. It has occured to me that opening /dev/io was
a little too all-or-nothing.

Cheers,
Phil
--
Phillip F Knaack               flipk@iastate.edu
Database Programmer, NCREMP    Student Development Group
ISU Extension                  Project Vincent, Iowa State University