freebsd-dev/sys/powerpc/conf/NOTES
Nathan Whitehorn 1016f143f0 Add cpufreq support on the PowerPC G5, along with a skeleton SMU driver
in order to slew CPU voltage during frequency changes. The OpenBSD SMU
driver was an extremely helpful reference for this.
2009-06-23 04:28:32 +00:00

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# $FreeBSD$
#
# This file contains machine dependent kernel configuration notes. For
# machine independent notes, look in /sys/conf/NOTES.
#####################################################################
# CPU OPTIONS
#
# You must specify at least one CPU (the one you intend to run on).
cpu AIM
#cpu E500
options FPU_EMU
#options MPC85XX
options POWERMAC #NewWorld Apple PowerMacs
options PSIM #GDB PSIM ppc simulator
options SC_OFWFB # OFW frame buffer
# The cpufreq(4) driver provides support for CPU frequency control
device cpufreq
# Standard busses
device pci
device bm # Apple BMAC (Big Mac Ethernet)
device kiic # Apple Keywest I2C Controller
device ofwd # Open Firmware disks
device adb # Apple Desktop Bus
device cuda # VIA-CUDA ADB interface
device pmu # Apple Power Management Unit
device smu # Apple System Management Unit
device snd_ai2s # Apple I2S Audio
device snd_davbus # Apple Davbus Audio
#####################################################################
# Devices we don't want to deal with
nodevice fdc
nodevice ppc
nodevice splash
# when splash works enable *_saver
nodevice blank_saver
nodevice daemon_saver
nodevice dragon_saver
nodevice fade_saver
nodevice fire_saver
nodevice green_saver
nodevice logo_saver
nodevice rain_saver
nodevice snake_saver
nodevice star_saver
nodevice warp_saver
nodevice daemon_saver
nodevice star_saver
nodevice snake_saver
# isa
nodevice pcii
nodevice tnt4882
# sound
nodevice snd_cmi
# wants gdb_cur
nodevice dcons
nodevice dcons_crom
#####################################################################
# Options we don't want to deal with
nooption PPC_DEBUG
nooption PPC_PROBE_CHIPSET
nooption SC_NO_MODE_CHANGE
nooption UKBD_DFLT_KEYMAP