OBIO(4) |
Kernel Interfaces Manual (MacPPC) |
OBIO(4) |
NAME
obio — introduction to Macintosh On-Board IO bus support and drivers
SYNOPSIS
obio0 at pci? dev ? function ?
DESCRIPTION
The obio 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.
HARDWARE
NetBSD includes machine-dependent On-Board drivers, sorted by device type and driver name:
SCSI interfaces
-
esp
-
NCR 53C9x SCSI interfaces.
-
mesh
-
Apple Macintosh Enhanced SCSI Hardware SCSI interfaces.
Disk and tape controllers
-
wdc
-
Standard IDE/ATAPI type hard drive controllers.
-
mediabay
-
Standard IDE/ATAPI type CD-ROM drive controllers in PowerBooks.
Network interfaces
-
bm
-
Apple BMac ethernet interface.
-
mc
-
Apple MACE ethernet interface.
-
gem
-
GMAC ethernet interface.
-
wi
-
WaveLAN/IEEE and PRISM-II 802.11 wireless interfaces.
Serial interfaces
-
zsc
-
Zilog 8530 serial communications interfaces.
Audio devices
-
awacs
-
Apple's ‘audio waveform amplifier and converter for sound' audio device found on most macppc models. May not work on several G4 and iBook models.
Miscellaneous devices
-
adb
-
Apple Desktop Bus for keyboards, mice, and other input devices.
-
nvram
-
Placeholder device for the persistent system settings.
SEE ALSO
adb(4),
autoconf(4),
awacs(4),
bm(4),
esp(4),
gem(4),
intro(4),
mc(4),
mediabay(4),
mesh(4),
wdc(4),
wi(4),
zsc(4)
HISTORY
obio first appeared in NetBSD 1.2.