freebsd-dev/sys/powerpc/conf/NOTES
Justin Hibbits 889d304bb4 powerpc: Axe PPC4xx support.
Summary:
The support was added almost a decade ago, and never completed.  Just axe
it.  It was also inadvertently broken 5 years ago, and nobody noticed.

Reviewed by:	bdragon
Differential Revision:	https://reviews.freebsd.org/D23753
2020-03-18 01:09:43 +00:00

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# $FreeBSD$
#
# This file contains machine dependent kernel configuration notes. For
# machine independent notes, look in /sys/conf/NOTES.
#
# Enable the kernel DTrace hooks which are required to load the DTrace
# kernel modules.
#
options KDTRACE_HOOKS
# DTrace core
# NOTE: introduces CDDL-licensed components into the kernel
#device dtrace
# DTrace modules
#device dtrace_profile
#device dtrace_sdt
#device dtrace_fbt
#device dtrace_systrace
#device dtrace_prototype
#device dtnfscl
#device dtmalloc
# Alternatively include all the DTrace modules
#device dtraceall
#####################################################################
# CPU OPTIONS
# You must specify a machine directive to choose powerpc or powerpc64
#machine powerpc powerpc[64]
#
# You must specify at least one CPU (the one you intend to run on).
cpu AIM
#cpu BOOKE_E500
options FPU_EMU
#options MPC85XX
options POWERMAC #NewWorld Apple PowerMacs
#options PS3 #Sony Playstation 3
options PSIM #GDB PSIM ppc simulator
options MAMBO #IBM Mambo Full System Simulator
# The cpufreq(4) driver provides support for CPU frequency control
device cpufreq
# Standard busses
device agp
device glc # Sony Playstation 3 Ethernet
device kiic # Apple Keywest I2C Controller
device ofwd # Open Firmware disks
device adb # Apple Desktop Bus
device cuda # VIA-CUDA ADB interface
device ad7417 # PowerMac7,2 temperature sensor
device ds1631 # PowerMac11,2 temperature sensor
device ds1775 # PowerMac7,2 temperature sensor
device fcu # Apple Fan Control Unit
device max6690 # PowerMac7,2 temperature sensor
device pmu # Apple Power Management Unit
device smu # Apple System Management Unit
device snd_ai2s # Apple I2S Audio
device snd_davbus # Apple Davbus Audio
device adm1030 # Apple G4 MDD fan controller
#####################################################################
# Devices we don't want to deal with
nodevice ccr
nodevice cxgbe # XXX: builds on powerpc64 only.
nodevice cxgbev
nodevice mpr # no 64-bit atomics
nodevice mps # no 64-bit atomics
nodevice ppc
# 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 # uses inb/outb