obio(4) - NetBSD Manual Pages

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OBIO(4)             NetBSD/macppc Kernel Interfaces Manual             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 con-
     trollers) 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.

   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), esp(4), gem(4), macppc/autoconf(4), macppc/awacs(4),
     macppc/bm(4), macppc/intro(4), macppc/mesh(4), mc(4), wdc(4), wi(4),
     zsc(4)


HISTORY

     obio first appeared in NetBSD 1.2.

NetBSD 9.1                      March 30, 2018                      NetBSD 9.1