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Which post should win this weeks UNIX/Linux post of the week nomination contest?
Choose from the posts listed throughout the forum(s), and vote for your favorite post now.
What is Topic Of The Week?
Post of the Week is a contest that select posts which we would like the community to... (9 Replies)
FDTBUS(4) BSD Kernel Interfaces Manual FDTBUS(4)NAME
fdtbus -- Flattened Device Tree bus driver
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 fol-
lowing:
o Creating newbus children that reflect fdt(4) nodes in the flattened device tree.
o Managing SYS_RES_IRQ resources.
o Managing SYS_RES_MEMORY, SYS_RES_IOPORT resources.
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.
BSD July 12, 2010 BSD
