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LASI(4) Device Drivers Manual (hppa) LASI(4)

lasi
core bus controller and I/O subsystem as present on newer HP 9000/700 workstations and single-board computers

lasi0 at mainbus? irq 28
lasi0 at phantomas? irq 28
lasi0 at uturn? irq 28
gsc* at lasi?

The supported Core bus controllers are those used in conjunction with PA7100LC and PA7300LC CPUs and based upon LSI's macrochip that includes:

An incomplete list of machines that use the LASI bus controller:

asp(4), gsc(4), intro(4), io(4), phantomas(4), power(4), uturn(4), wax(4)
Precision I/O Architecture Reference Specification, Hewlett-Packard.
712 I/O Subsystem ERS, Revision 1.1, Hewlett-Packard, 12 February 1993, Dwg No. A-A2263-66510-31.
Hewlett-Packard Journal, Number 2, Volume 46, April 1995.

The lasi driver appeared in OpenBSD 2.4.
June 18, 2018 OpenBSD-current