1 .\" $NetBSD: obio.4,v 1.5 2009/05/27 19:24:00 snj Exp $
3 .\" Copyright (c) 2003 Alex Zepeda <zipzippy@sonic.net>
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31 .Dd September 21, 2003
36 .Nd introduction to Macintosh On-Board IO bus support and drivers
38 .Cd "obio0 at pci? dev ? function ?"
42 interface serves as an abstraction used by the autoconfiguration
43 system to help find and attach devices (e.g. the Ethernet or disk
44 controllers) connected to the Macintosh onboard I/O bus.
47 includes machine-dependent
49 drivers, sorted by device type and driver name:
51 .Bl -tag -width burgundy -offset indent
57 Apple Macintosh Enhanced SCSI Hardware
61 .Ss Disk and tape controllers
62 .Bl -tag -width burgundy -offset indent
64 Standard IDE/ATAPI type hard drive controllers.
66 Standard IDE/ATAPI type CD-ROM drive controllers in PowerBooks.
68 .Ss Network interfaces
69 .Bl -tag -width burgundy -offset indent
71 Apple BMac ethernet interface.
73 Apple MACE ethernet interface.
75 GMAC ethernet interface.
77 WaveLAN/IEEE and PRISM-II 802.11 wireless interfaces.
80 .Bl -tag -width burgundy -offset indent
82 Zilog 8530 serial communications interfaces.
85 .Bl -tag -width burgundy -offset indent
88 .Sq "audio waveform amplifier and converter for sound"
89 audio device found on most macppc models.
90 May not work on several G4 and iBook models.
92 .Ss Miscellaneous devices
93 .Bl -tag -width burgundy -offset indent
95 Apple Desktop Bus for keyboards, mice, and other input devices.
97 Placeholder device for the persistent system settings.