NAME
lasi —
core bus controller and I/O subsystem
as present on newer HP 9000/700 workstations and single-board
computers
SYNOPSIS
lasi0 at mainbus? irq 28
lasi0 at phantomas? irq 28
lasi0 at uturn? irq 28
gsc* at lasi?
DESCRIPTION
The supported Core bus controllers are those used in conjunction with PA7100LC and PA7300LC CPUs and based upon LSI's macrochip that includes:
- Core bus controller
- System clock
- Interrupt controller
- Real-time clock Interface
- Power system support
- RAM and Flash EEPROM controllers
- Two PS/2 ports
- RS-232 and Centronics I/O ports
- i82596CA LAN coprocessor
- NCR53c710 SCSI I/O processor
- Serial Interface for the CS4216 audio codec
- Interface for the WD37C65C floppy drive controller
- Optional telephone interface (two fax/voice modem channels)
MACHINES
An incomplete list of machines that use the LASI bus controller:
- 712/*
- 715/{64/80/100}[XC]
- 725/{64/80/100}
- 743/*
- 744/*
- 745/*
- A180[C]
- B132L[+], B160L, B180L+
- C100, C110, J200, J210[XC]
- RDI PrecisionBook
- SAIC Galaxy 1100
SEE ALSO
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.
HISTORY
The lasi driver appeared in
OpenBSD 2.4.