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Manual Pages  — FDTBUS

NAME

fdtbus – Flattened Device Tree bus driver

CONTENTS

SYNOPSIS

options FDT

DESCRIPTION

The fdtbus abstract bus driver is the primary connection and translation layer between fdt(4) hardware resources description and FreeBSD native newbus device drivers framework. For an embedded system fdtbus represents peripherals typically found on a highly integrated chip (system-on-chip).

The fdtbus driver provides generic, common infrastructure for all fdt(4) oriented device drivers, and its main responsibilities are the following:

SEE ALSO

fdt(4), openfirm(4), simplebus(4)

STANDARDS

IEEE Std 1275: IEEE Standard for Boot (Initialization Configuration) Firmware: Core Requirements and Practices (Open Firmware).

Power.org Standard for Embedded Power Architecture Platform Requirements (ePAPR).

HISTORY

The fdtbus support first appeared in FreeBSD 9.0 .

AUTHORS

The fdtbus support was developed by Semihalf under sponsorship from the FreeBSD Foundation. This manual page was written by Rafal Jaworowski.
FDTBUS (4) July 12, 2010
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