| ASP(4) | Kernel Interfaces Manual (HPPA) | ASP(4) | 
NAME
 asp — first generation I/O subsystem
SYNOPSIS
 asp*    at mainbus0
gsc*    at asp?
DESCRIPTION
 Core bus controller and I/O subsystem as present on older HP 9000/700 workstations. The supported core bus controllers are those used in conjunction with PA7000, PA7100, and PA7150 CPUs and include:
- 
Core bus controller
- 
System Clock
- 
Interrupt Controller
- 
DMA Controller
- 
Real Time Clock Interface
- 
RAM and EEPROM controllers
 
MACHINES
 An incomplete list of machines that use the ASP bus controller:
- 
705, 710
- 
715/{33,50,75}
- 
725/{50,75}
- 
720, 730, 750
- 
735/*, 755 (ASP2)
- 
742i
- 
745i/{50,75}
- 
747i/{50,75}
- 
755/*
 
SEE ALSO
 gsc(4), 
intro(4), 
io(4)
Hardball I/O Subsystem ERS, Revision 1.1, Hewlett-Packard, 30 September 1991.
 
HISTORY
 The asp driver appeared in OpenBSD 2.4. It was ported to NetBSD 1.6 by Matthew Fredette.