112 lines
3.4 KiB
Groff
112 lines
3.4 KiB
Groff
.\" $NetBSD: obio.4,v 1.8 2005/01/21 15:04:51 wiz Exp $
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.\"
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.\" Copyright (c) 1997 Colin Wood
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.\" Copyright (c) 2003 Alex Zepeda <zipzippy@sonic.net>
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by Colin Wood
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.\" for the NetBSD Project.
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.\" This product includes software developed by Alex Zepeda.
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.\" 4. The name of the author may not be used to endorse or promote products
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.\" derived from this software without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.Dd September 21, 2003
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.Dt OBIO 4 mac68k
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.Os
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.Sh NAME
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.Nm obio
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.Nd introduction to Macintosh On-Board IO bus support and drivers
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.Sh SYNOPSIS
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.Cd "obio0 at mainbus?"
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.Sh DESCRIPTION
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The
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.Nm
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interface serves as an abstraction used by the autoconfiguration
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system to help find and attach devices (e.g. the Ethernet or disk
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controllers) connected to the Macintosh onboard I/O bus.
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.Sh HARDWARE
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.Nx
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includes machine-dependent
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.Tn On-Board
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drivers, sorted by device type and driver name:
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.Ss SCSI interfaces
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.Bl -tag -width burgundy -offset indent
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.It esp
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NCR 53C9x
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.Tn SCSI
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interfaces.
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.It ncrscsi
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NCR 5380
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.Tn SCSI
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interface.
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.El
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.Ss Disk and tape controllers
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.Bl -tag -width burgundy -offset indent
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.It iwm
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Integrated Woz Machine - Sony based floppy drives.
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.It wdc
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Standard IDE/ATAPI type hard drive controllers.
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.El
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.Ss Network interfaces
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.Bl -tag -width burgundy -offset indent
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.It mc
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Apple MACE ethernet interface.
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.It sn
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Sonic (DP83932, DP83916) based ethernet interfaces.
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.El
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.Ss Serial interfaces
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.Bl -tag -width burgundy -offset indent
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.It zsc
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Zilog 8530 serial communications interfaces.
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.El
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.Ss Audio devices
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.Bl -tag -width burgundy -offset indent
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.It asc
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Apple Sound Chip as found on 68k based Macintosh computers.
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.El
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.Ss Miscellaneous devices
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.Bl -tag -width burgundy -offset indent
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.It adb
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Apple Desktop Bus for keyboards, mice, and other input devices.
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.It intvid
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Internal video hardware.
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.El
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.Sh SEE ALSO
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.Xr adb 4 ,
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.Xr asc 4 ,
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.Xr autoconf 4 ,
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.Xr esp 4 ,
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.Xr intro 4 ,
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.Xr intvid 4 ,
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.Xr iwm 4 ,
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.Xr mc 4 ,
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.Xr ncrscsi 4 ,
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.Xr sn 4 ,
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.Xr wdc 4 ,
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.Xr zsc 4
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.Sh HISTORY
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.Nm
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first appeared in
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.Nx 1.2 .
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