NetBSD-5.0.2/share/man/man4/man4.macppc/obio.4

.\"	$NetBSD: obio.4,v 1.4 2005/01/21 15:05:18 wiz Exp $
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.\" Copyright (c) 2003 Alex Zepeda <zipzippy@sonic.net>
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.Dd September 21, 2003
.Dt OBIO 4 macppc
.Os
.Sh NAME
.Nm obio
.Nd introduction to Macintosh On-Board IO bus support and drivers
.Sh SYNOPSIS
.Cd "obio0 at pci? dev ? function ?"
.Sh DESCRIPTION
The
.Nm
interface serves as an abstraction used by the autoconfiguration
system to help find and attach devices (e.g. the Ethernet or disk
controllers) connected to the Macintosh onboard I/O bus.
.Sh HARDWARE
.Nx
includes machine-dependent
.Tn On-Board
drivers, sorted by device type and driver name:
.Ss SCSI interfaces
.Bl -tag -width burgundy -offset indent
.It esp
NCR 53C9x
.Tn SCSI
interfaces.
.It mesh
Apple Macintosh Enhanced SCSI Hardware
.Tn SCSI
interfaces.
.El
.Ss Disk and tape controllers
.Bl -tag -width burgundy -offset indent
.It wdc
Standard IDE/ATAPI type hard drive controllers.
.It mediabay
Standard IDE/ATAPI type CD-ROM drive controllers in PowerBooks.
.El
.Ss Network interfaces
.Bl -tag -width burgundy -offset indent
.It bm
Apple BMac ethernet interface.
.It mc
Apple MACE ethernet interface.
.It gem
GMAC ethernet interface.
.It wi
WaveLAN/IEEE and PRISM-II 802.11 wireless interfaces.
.El
.Ss Serial interfaces
.Bl -tag -width burgundy -offset indent
.It zsc
Zilog 8530 serial communications interfaces.
.El
.Ss Audio devices
.Bl -tag -width burgundy -offset indent
.It awacs
Apple's
.Sq "audio waveform amplifier and converter for sound"
audio device found on most macppc models.  May not work on
several G4 and iBook models.
.El
.Ss Miscellaneous devices
.Bl -tag -width burgundy -offset indent
.It adb
Apple Desktop Bus for keyboards, mice, and other input devices.
.It nvram
Placeholder device for the persistant system settings.
.El
.Sh SEE ALSO
.Xr adb 4 ,
.Xr autoconf 4 ,
.Xr awacs 4 ,
.Xr bm 4 ,
.Xr esp 4 ,
.Xr gem 4 ,
.Xr intro 4 ,
.Xr mc 4 ,
.Xr mediabay 4 ,
.Xr mesh 4 ,
.Xr wdc 4 ,
.Xr wi 4 ,
.Xr zsc 4
.Sh HISTORY
.Nm
first appeared in
.Nx 1.2 .