2 # GENERIC -- Generic kernel configuration file for FreeBSD/powerpc
4 # For more information on this file, please read the handbook section on
5 # Kernel Configuration Files:
7 # https://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
9 # The handbook is also available locally in /usr/share/doc/handbook
10 # if you've installed the doc distribution, otherwise always see the
11 # FreeBSD World Wide Web server (https://www.FreeBSD.org/) for the
14 # An exhaustive list of options and more detailed explanations of the
15 # device lines is also present in the ../../conf/NOTES and NOTES files.
16 # If you are in doubt as to the purpose or necessity of a line, check first
24 machine powerpc powerpc64
26 makeoptions DEBUG=-g #Build kernel with gdb(1) debug symbols
27 makeoptions WITH_CTF=1
30 options POWERMAC #NewWorld Apple PowerMacs
31 options PS3 #Sony Playstation 3
32 options MAMBO #IBM Mambo Full System Simulator
33 options PSERIES #PAPR-compliant systems (e.g. IBM p)
34 options POWERNV #Non-virtualized OpenPOWER systems
36 options FDT #Flattened Device Tree
37 options SCHED_ULE #ULE scheduler
38 options NUMA #Non-Uniform Memory Architecture support
39 options PREEMPTION #Enable kernel thread preemption
40 options VIMAGE # Subsystem virtualization, e.g. VNET
41 options INET #InterNETworking
42 options INET6 #IPv6 communications protocols
43 options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5
44 options TCP_OFFLOAD # TCP offload
45 options TCP_BLACKBOX # Enhanced TCP event logging
46 options TCP_HHOOK # hhook(9) framework for TCP
47 options TCP_RFC7413 # TCP Fast Open
48 options SCTP #Stream Control Transmission Protocol
49 options FFS #Berkeley Fast Filesystem
50 options SOFTUPDATES #Enable FFS soft updates support
51 options UFS_ACL #Support for access control lists
52 options UFS_DIRHASH #Improve performance on big directories
53 options UFS_GJOURNAL #Enable gjournal-based UFS journaling
54 options QUOTA #Enable disk quotas for UFS
55 options MD_ROOT #MD is a potential root device
56 options MD_ROOT_MEM #Enable use of initrd as MD root
57 options NFSCL #Network Filesystem Client
58 options NFSD #Network Filesystem Server
59 options NFSLOCKD #Network Lock Manager
60 options NFS_ROOT #NFS usable as root device
61 options MSDOSFS #MSDOS Filesystem
62 options CD9660 #ISO 9660 Filesystem
63 options PROCFS #Process filesystem (requires PSEUDOFS)
64 options PSEUDOFS #Pseudo-filesystem framework
65 options GEOM_PART_APM #Apple Partition Maps.
66 options GEOM_PART_GPT #GUID Partition Tables.
67 options GEOM_LABEL #Provides labelization
68 options COMPAT_FREEBSD32 #Compatible with FreeBSD/powerpc binaries
69 options COMPAT_FREEBSD5 #Compatible with FreeBSD5
70 options COMPAT_FREEBSD6 #Compatible with FreeBSD6
71 options COMPAT_FREEBSD7 #Compatible with FreeBSD7
72 options COMPAT_FREEBSD9 # Compatible with FreeBSD9
73 options COMPAT_FREEBSD10 # Compatible with FreeBSD10
74 options COMPAT_FREEBSD11 # Compatible with FreeBSD11
75 options COMPAT_FREEBSD12 # Compatible with FreeBSD12
76 options SCSI_DELAY=5000 #Delay (in ms) before probing SCSI
77 options KTRACE #ktrace(1) syscall trace support
78 options STACK #stack(9) support
79 options SYSVSHM #SYSV-style shared memory
80 options SYSVMSG #SYSV-style message queues
81 options SYSVSEM #SYSV-style semaphores
82 options _KPOSIX_PRIORITY_SCHEDULING #Posix P1003_1B real-time extensions
83 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
84 options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
85 options AUDIT # Security event auditing
86 options CAPABILITY_MODE # Capsicum capability mode
87 options CAPABILITIES # Capsicum capabilities
88 options MAC # TrustedBSD MAC Framework
89 options KDTRACE_HOOKS # Kernel DTrace hooks
90 options DDB_CTF # Kernel ELF linker loads CTF data
91 options INCLUDE_CONFIG_FILE # Include this file in kernel
92 options RACCT # Resource accounting framework
93 options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default
94 options RCTL # Resource limits
96 # Debugging support. Always need this:
97 options KDB # Enable kernel debugger support.
98 options KDB_TRACE # Print a stack trace for a panic.
99 # For full debugger support use (turn off in stable branch):
100 options DDB #Support DDB
101 #options DEADLKRES #Enable the deadlock resolver
102 options INVARIANTS #Enable calls of extra sanity checking
103 options INVARIANT_SUPPORT #Extra sanity checks of internal structures, required by INVARIANTS
104 options WITNESS #Enable checks to detect deadlocks and cycles
105 options WITNESS_SKIPSPIN #Don't run witness on spinlocks for speed
106 options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
107 options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default
109 # Kernel dump features.
110 options EKCD # Support for encrypted kernel dumps
111 options GZIO # gzip-compressed kernel and user dumps
112 options ZSTDIO # zstd-compressed kernel and user dumps
113 options DEBUGNET # debugnet networking
114 options NETDUMP # netdump(4) client support
116 # Make an SMP-capable kernel by default
117 options SMP # Symmetric MultiProcessor Kernel
119 # CPU frequency control
124 options PCI_HP # PCI-Express native HotPlug
128 device ahci # AHCI-compatible SATA controllers
129 device ata # Legacy ATA/SATA controllers
130 device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
131 device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA
133 # NVM Express (NVMe) support
134 device nvme # base NVMe driver
135 options NVME_USE_NVD=0 # prefer the cam(4) based nda(4) driver
136 device nvd # expose NVMe namespaces as disks, depends on nvme
139 device aacraid # Adaptec by PMC RAID
140 device ahc # AHA2940 and onboard AIC7xxx devices
141 options AHC_ALLOW_MEMIO # Attempt to use memory mapped I/O
142 device isp # Qlogic family
143 device ispfw # Firmware module for Qlogic host adapters
144 device mpt # LSI-Logic MPT-Fusion
145 device mps # LSI-Logic MPT-Fusion 2
146 device sym # NCR/Symbios/LSI Logic 53C8XX/53C1010/53C1510D
148 # ATA/SCSI peripherals
149 device scbus # SCSI bus (required for ATA/SCSI)
150 device ch # SCSI media changers
151 device da # Direct Access (disks)
152 device sa # Sequential Access (tape etc)
154 device pass # Passthrough device (direct ATA/SCSI access)
155 device ses # Enclosure Service (SES and SAF-TE)
157 # vt is the default console driver, resembling an SCO console
158 device vt # Core console driver
169 device em # Intel PRO/1000 Gigabit Ethernet Family
170 device ix # Intel PRO/10GbE PCIE PF Ethernet Family
171 device ixl # Intel 700 Series Physical Function
172 device ixv # Intel PRO/10GbE PCIE VF Ethernet Family
173 device glc # Sony Playstation 3 Ethernet
174 device llan # IBM pSeries Virtual Ethernet
175 device cxgbe # Chelsio 10/25G NIC
177 # PCI Ethernet NICs that use the common MII bus controller code.
178 device miibus # MII bus support
179 device bge # Broadcom BCM570xx Gigabit Ethernet
180 device gem # Sun GEM/Sun ERI/Apple GMAC
181 device dc # DEC/Intel 21143 and various workalikes
182 device fxp # Intel EtherExpress PRO/100B (82557, 82558)
183 device re # RealTek 8139C+/8169/8169S/8110S
184 device rl # RealTek 8129/8139
187 device crypto # core crypto support
188 device loop # Network loopback
189 device ether # Ethernet support
190 device vlan # 802.1Q VLAN support
191 device tuntap # Packet tunnel.
192 device md # Memory "disks"
193 device ofwd # Open Firmware disks
194 device gif # IPv6 and IPv4 tunneling
195 device firmware # firmware assist module
197 # The `bpf' device enables the Berkeley Packet Filter.
198 # Be aware of the administrative consequences of enabling this!
199 # Note that 'bpf' is required for DHCP.
200 device bpf #Berkeley packet filter
203 options USB_DEBUG # enable debug msgs
204 device uhci # UHCI PCI->USB interface
205 device ohci # OHCI PCI->USB interface
206 device ehci # EHCI PCI->USB interface
207 device xhci # XHCI PCI->USB interface
208 device usb # USB Bus (required)
209 device uhid # "Human Interface Devices"
210 device ukbd # Keyboard
211 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
212 device umass # Disks/Mass storage - Requires scbus and da0
215 device aue # ADMtek USB Ethernet
216 device axe # ASIX Electronics USB Ethernet
217 device cdce # Generic USB over Ethernet
218 device cue # CATC USB Ethernet
219 device kue # Kawasaki LSI USB Ethernet
222 options IEEE80211_SUPPORT_MESH
225 device firewire # FireWire bus code
226 device sbp # SCSI over FireWire (Requires scbus and da)
227 device fwe # Ethernet over FireWire (non-standard!)
230 device iicbus # I2C bus code
232 device kiic # Keywest I2C
233 device ad7417 # PowerMac7,2 temperature sensor
234 device ds1631 # PowerMac11,2 temperature sensor
235 device ds1775 # PowerMac7,2 temperature sensor
236 device fcu # Apple Fan Control Unit
237 device max6690 # PowerMac7,2 temperature sensor
238 device powermac_nvram # Open Firmware configuration NVRAM
239 device smu # Apple System Management Unit
240 device atibl # ATI-based backlight driver for PowerBooks/iBooks
241 device nvbl # nVidia-based backlight driver for PowerBooks/iBooks
242 device opalflash # PowerNV embedded flash memory
249 device sound # Generic sound driver (required)
250 device snd_ai2s # Apple I2S audio
251 device snd_hda # Intel High Definition Audio
252 device snd_uaudio # USB Audio
254 # Netmap provides direct access to TX/RX rings on supported NICs
255 device netmap # netmap(4) support
258 options EVDEV_SUPPORT # evdev support in legacy drivers
259 device evdev # input event device support
260 device uinput # install /dev/uinput cdev
263 device virtio # Generic VirtIO bus (required)
264 device virtio_pci # VirtIO PCI device
265 device vtnet # VirtIO Ethernet device
266 device virtio_blk # VirtIO Block device
267 device virtio_scsi # VirtIO SCSI device
268 device virtio_balloon # VirtIO Memory Balloon device