NAME
isagpio
—
ISA I/O mapped as GPIO
SYNOPSIS
isagpio0 at isa? port 0x78
isagpio1 at isa? port 0x80
gpio* at isagpio?
DESCRIPTION
The isagpio
driver allows access to the
8-bit ISA I/O space through the gpio(4) framework, thus making use of the simple GPIO devices
connected directly to the ISA bus.
SEE ALSO
HISTORY
The isagpio
driver first appeared in
OpenBSD 4.0.
AUTHORS
The isagpio
driver was written by
Oleg Safiullin
<form@pdp-11.org.ru>.