.\"	$OpenBSD: hpc.4,v 1.1 2004/08/06 23:51:59 mickey Exp $
.\"	$NetBSD: hpc.4,v 1.6 2004/02/10 16:55:43 wiz Exp $
.\"
.\" Copyright (c) 2002 The NetBSD Foundation, Inc.
.\" All rights reserved.
.\"
.\" This document is derived from work contributed to The NetBSD Foundation
.\" by Antti Kantee.
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.Dd January 24, 2004
.Dt HPC 4 sgi
.Os
.Sh NAME
.Nm hpc
.Nd SGI High performance Peripheral Controller
.Sh SYNOPSIS
.Cd "hpc0 at gio0 addr 0x1fb80000"
.Sh DESCRIPTION
.Nm
interfaces the peripherals connected to it to the
.Xr gio 4
bus.
.Nm
is found on the Personal Iris 4D/3x, Indigo, Indy, and Indigo2 machines.
.Sh HARDWARE
.Bl -tag -width dsclock -offset indent
.It dsclock
DS1286-based RTC
.It dpclock
DP8573A-based RTC
.It haltwo
HAL2 audio controller
.It sq
Seeq 8003 and 80C03
.Tn Ethernet
controllers
.It wdsc
WD33c93
.Tn SCSI
controller
.It zsc
Zilog Z8530 UART
.El
.Sh SEE ALSO
.Xr gio 4 ,
.Xr imc 4 ,
.Xr pic 4
.Sh HISTORY
The
.Nm
driver first appeared in
.Ox 3.6 .