NAME    [Toc]    [Back]

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

SYNOPSIS    [Toc]    [Back]

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

DESCRIPTION    [Toc]    [Back]

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

     +o   Core bus controller
     +o   System Clock
     +o   Interrupt Controller
     +o   Real Time Clock Interface
     +o   Power System support
     +o   RAM and Flash EEPROM controllers
     +o   Two PS/2 ports
     +o   RS-232 and Centronics I/O ports
     +o   i82596CA LAN coprocessor
     +o   NCR53c710 SCSI I/O processor
     +o   Serial Interface for the CS4216 Audio Codec
     +o   Interface for the WD37C65C floppy drive controller
     +o    Optional Telephone interface (two fax/voice modem channels)

MACHINES    [Toc]    [Back]

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

     +o   712/*
     +o   715/{64/80/100}[XC]
     +o   725/{64/80/100}
     +o   743/*
     +o   744/*
     +o   745/*
     +o   A180[C]
     +o   B132L[+], B160L, B180L+
     +o   C100, C110, J200, J210[XC]
     +o   RDI PrecisionBook
     +o   SAIC Galaxy 1100

SEE ALSO    [Toc]    [Back]

     asp(4),  gsc(4),  intro(4),  io(4),  phantomas(4), power(4),
wax(4)

     Precision I/O Architecture Reference Specification, HewlettPackard.

     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.

HISTORY    [Toc]    [Back]

     The lasi driver appeared in OpenBSD 2.4.

OpenBSD     3.6                           March      1,      1999