2 # GENERIC64LE -- Generic kernel configuration file for FreeBSD/powerpc64le
4 # For more information on this file, please read the handbook section on
5 # Kernel Configuration Files:
7 # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config
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 powerpc64le
26 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
27 makeoptions WITH_CTF=1
30 options MAMBO # IBM Mambo Full System Simulator
31 options QEMU # QEMU processor emulator
32 options PSERIES # PAPR-compliant systems (e.g. IBM p)
33 options POWERNV # Non-virtualized OpenPOWER systems
34 options ISA_206_ATOMICS # PowerISA v2.06 optimized subword atomics
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_SUPPORT # Allow kldload of SCTP
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 TMPFS # Efficient memory filesystem
66 options GEOM_PART_APM # Apple Partition Maps.
67 options GEOM_PART_GPT # GUID Partition Tables.
68 options GEOM_LABEL # Provides labelization
70 # ports lang/rust (1.57.0) and lang/go (1.17.5) depends on older kernel interfaces
71 options COMPAT_FREEBSD11 # Compatible with FreeBSD11 (required by ports)
72 options COMPAT_FREEBSD12 # Compatible with FreeBSD12 (required by ports)
73 options COMPAT_FREEBSD13 # Compatible with FreeBSD13
75 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
76 options KTRACE # ktrace(1) syscall trace support
77 options STACK # stack(9) support
78 options SYSVSHM # SYSV-style shared memory
79 options SYSVMSG # SYSV-style message queues
80 options SYSVSEM # SYSV-style semaphores
81 options _KPOSIX_PRIORITY_SCHEDULING # Posix P1003_1B real-time extensions
82 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
83 options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
84 options AUDIT # Security event auditing
85 options CAPABILITY_MODE # Capsicum capability mode
86 options CAPABILITIES # Capsicum capabilities
87 options MAC # TrustedBSD MAC Framework
88 options KDTRACE_HOOKS # Kernel DTrace hooks
89 options DDB_CTF # Kernel ELF linker loads CTF data
90 options INCLUDE_CONFIG_FILE # Include this file in kernel
91 options RACCT # Resource accounting framework
92 options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default
93 options RCTL # Resource limits
95 # Debugging support. Always need this:
96 options KDB # Enable kernel debugger support.
97 options KDB_TRACE # Print a stack trace for a panic.
98 # For full debugger support use (turn off in stable branch):
99 options DDB # Support DDB
100 #options DEADLKRES # Enable the deadlock resolver
101 options INVARIANTS # Enable calls of extra sanity checking
102 options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
103 options WITNESS # Enable checks to detect deadlocks and cycles
104 options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
105 options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
106 options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default
108 # Kernel dump features.
109 options EKCD # Support for encrypted kernel dumps
110 options GZIO # gzip-compressed kernel and user dumps
111 options ZSTDIO # zstd-compressed kernel and user dumps
112 options DEBUGNET # debugnet networking
113 options NETDUMP # netdump(4) client support
115 # Make an SMP-capable kernel by default
116 options SMP # Symmetric MultiProcessor Kernel
118 # CPU frequency control
123 options PCI_HP # PCI-Express native HotPlug
127 device ahci # AHCI-compatible SATA controllers
128 device ata # Legacy ATA/SATA controllers
129 device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
130 device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA
132 # NVM Express (NVMe) support
133 device nvme # base NVMe driver
134 options NVME_USE_NVD=0 # prefer the cam(4) based nda(4) driver
135 device nvd # expose NVMe namespaces as disks, depends on nvme
138 device aacraid # Adaptec by PMC RAID
139 device ahc # AHA2940 and onboard AIC7xxx devices
140 options AHC_ALLOW_MEMIO # Attempt to use memory mapped I/O
141 device isp # Qlogic family
142 device ispfw # Firmware module for Qlogic host adapters
143 device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s
144 device mpt # LSI-Logic MPT-Fusion
145 device mps # LSI-Logic MPT-Fusion 2
146 device mpr # LSI SAS3008 MPT-Fusion SAS-3
147 device sym # NCR/Symbios/LSI Logic 53C8XX/53C1010/53C1510D
149 # ATA/SCSI peripherals
150 device scbus # SCSI bus (required for ATA/SCSI)
151 device ch # SCSI media changers
152 device da # Direct Access (disks)
153 device sa # Sequential Access (tape etc)
155 device pass # Passthrough device (direct ATA/SCSI access)
156 device ses # Enclosure Service (SES and SAF-TE)
158 # vt is the default console driver, resembling an SCO console
159 device vt # Core console driver
170 device em # Intel PRO/1000 Gigabit Ethernet Family
171 device ix # Intel PRO/10GbE PCIE PF Ethernet Family
172 device ixl # Intel 700 Series Physical Function
173 device ixv # Intel PRO/10GbE PCIE VF Ethernet Family
174 device ice # Intel 800 Series Physical Function
175 device llan # IBM pSeries Virtual Ethernet
176 device cxgbe # Chelsio 10/25G NIC
178 # PCI Ethernet NICs that use the common MII bus controller code.
179 device miibus # MII bus support
180 device bge # Broadcom BCM570xx Gigabit Ethernet
181 device gem # Sun GEM/Sun ERI/Apple GMAC
182 device dc # DEC/Intel 21143 and various workalikes
183 device fxp # Intel EtherExpress PRO/100B (82557, 82558)
184 device re # RealTek 8139C+/8169/8169S/8110S
185 device rl # RealTek 8129/8139
188 device crypto # core crypto support
189 device loop # Network loopback
190 device ether # Ethernet support
191 device vlan # 802.1Q VLAN support
192 device tuntap # Packet tunnel.
193 device md # Memory "disks"
194 device ofwd # Open Firmware disks
195 device gif # IPv6 and IPv4 tunneling
196 device firmware # firmware assist module
198 # The `bpf' device enables the Berkeley Packet Filter.
199 # Be aware of the administrative consequences of enabling this!
200 # Note that 'bpf' is required for DHCP.
201 device bpf # Berkeley packet filter
204 options USB_DEBUG # enable debug msgs
205 device uhci # UHCI PCI->USB interface
206 device ohci # OHCI PCI->USB interface
207 device ehci # EHCI PCI->USB interface
208 device xhci # XHCI PCI->USB interface
209 device usb # USB Bus (required)
210 device uhid # "Human Interface Devices"
211 device ukbd # Keyboard
212 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
213 device umass # Disks/Mass storage - Requires scbus and da0
216 device aue # ADMtek USB Ethernet
217 device axe # ASIX Electronics USB Ethernet
218 device cdce # Generic USB over Ethernet
219 device cue # CATC USB Ethernet
220 device kue # Kawasaki LSI USB Ethernet
223 device wlan # 802.11 support
224 options IEEE80211_SUPPORT_MESH # enable 802.11s draft support
225 options IEEE80211_DEBUG # enable debug msgs
226 device wlan_wep # 802.11 WEP support
227 device wlan_ccmp # 802.11 CCMP support
228 device wlan_tkip # 802.11 TKIP support
229 device wlan_amrr # AMRR transmit rate control algorithm
230 device ath # Atheros NICs
231 device ath_pci # Atheros pci/cardbus glue
232 device ath_hal # pci/cardbus chip support
233 options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation
234 options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later
235 device ath_rate_sample # SampleRate tx rate control for ath
238 device firewire # FireWire bus code
239 device sbp # SCSI over FireWire (Requires scbus and da)
240 device fwe # Ethernet over FireWire (non-standard!)
243 device iicbus # I2C bus code
245 device opalflash # PowerNV embedded flash memory
248 device sound # Generic sound driver (required)
249 device snd_hda # Intel High Definition Audio
250 device snd_uaudio # USB Audio
252 # Netmap provides direct access to TX/RX rings on supported NICs
253 device netmap # netmap(4) support
256 options EVDEV_SUPPORT # evdev support in legacy drivers
257 device evdev # input event device support
258 device uinput # install /dev/uinput cdev
261 device virtio # Generic VirtIO bus (required)
262 device virtio_pci # VirtIO PCI device
263 device vtnet # VirtIO Ethernet device
264 device virtio_blk # VirtIO Block device
265 device virtio_scsi # VirtIO SCSI device
266 device virtio_balloon # VirtIO Memory Balloon device
269 options HID_DEBUG # enable debug msgs
270 device hid # Generic HID support