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
23 machine powerpc powerpc64le
25 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
26 makeoptions WITH_CTF=1
29 options MAMBO # IBM Mambo Full System Simulator
30 options QEMU # QEMU processor emulator
31 options PSERIES # PAPR-compliant systems (e.g. IBM p)
32 options POWERNV # Non-virtualized OpenPOWER systems
33 options ISA_206_ATOMICS # PowerISA v2.06 optimized subword atomics
35 options FDT # Flattened Device Tree
36 options SCHED_ULE # ULE scheduler
37 options NUMA # Non-Uniform Memory Architecture support
38 options PREEMPTION # Enable kernel thread preemption
39 options VIMAGE # Subsystem virtualization, e.g. VNET
40 options INET # InterNETworking
41 options INET6 # IPv6 communications protocols
42 options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5
43 options TCP_OFFLOAD # TCP offload
44 options TCP_BLACKBOX # Enhanced TCP event logging
45 options TCP_HHOOK # hhook(9) framework for TCP
46 options TCP_RFC7413 # TCP Fast Open
47 options SCTP_SUPPORT # Allow kldload of SCTP
48 options KERN_TLS # TLS transmit & receive offload
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
126 options COMPAT_LINUXKPI
129 device ahci # AHCI-compatible SATA controllers
130 device ata # Legacy ATA/SATA controllers
131 device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
132 device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA
134 # NVM Express (NVMe) support
135 device nvme # base NVMe driver
136 options NVME_USE_NVD=0 # prefer the cam(4) based nda(4) driver
137 device nvd # expose NVMe namespaces as disks, depends on nvme
140 device aacraid # Adaptec by PMC RAID
141 device ahc # AHA2940 and onboard AIC7xxx devices
142 options AHC_ALLOW_MEMIO # Attempt to use memory mapped I/O
143 device isp # Qlogic family
144 device ispfw # Firmware module for Qlogic host adapters
145 device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s
146 device mpt # LSI-Logic MPT-Fusion
147 device mps # LSI-Logic MPT-Fusion 2
148 device mpr # LSI SAS3008 MPT-Fusion SAS-3
149 device sym # NCR/Symbios/LSI Logic 53C8XX/53C1010/53C1510D
151 # ATA/SCSI peripherals
152 device scbus # SCSI bus (required for ATA/SCSI)
153 device ch # SCSI media changers
154 device da # Direct Access (disks)
155 device sa # Sequential Access (tape etc)
157 device pass # Passthrough device (direct ATA/SCSI access)
158 device ses # Enclosure Service (SES and SAF-TE)
160 # vt is the default console driver, resembling an SCO console
161 device vt # Core console driver
172 device em # Intel PRO/1000 Gigabit Ethernet Family
173 device ix # Intel PRO/10GbE PCIE PF Ethernet Family
174 device ixl # Intel 700 Series Physical Function
175 device ixv # Intel PRO/10GbE PCIE VF Ethernet Family
176 device ice # Intel 800 Series Physical Function
177 device llan # IBM pSeries Virtual Ethernet
178 device cxgbe # Chelsio 10/25G NIC
180 # PCI Ethernet NICs that use the common MII bus controller code.
181 device miibus # MII bus support
182 device bge # Broadcom BCM570xx Gigabit Ethernet
183 device gem # Sun GEM/Sun ERI/Apple GMAC
184 device dc # DEC/Intel 21143 and various workalikes
185 device fxp # Intel EtherExpress PRO/100B (82557, 82558)
186 device re # RealTek 8139C+/8169/8169S/8110S
187 device rl # RealTek 8129/8139
189 # Nvidia/Mellanox Connect-X 4 and later, Ethernet only
190 # mlx5ib requires ibcore infra and is not included by default
191 device mlx5 # Base driver
192 device mlxfw # Firmware update
193 device mlx5en # Ethernet driver
196 device crypto # core crypto support
197 device loop # Network loopback
198 device ether # Ethernet support
199 device vlan # 802.1Q VLAN support
200 device tuntap # Packet tunnel.
201 device md # Memory "disks"
202 device ofwd # Open Firmware disks
203 device gif # IPv6 and IPv4 tunneling
204 device firmware # firmware assist module
205 device xz # lzma decompression
207 # The `bpf' device enables the Berkeley Packet Filter.
208 # Be aware of the administrative consequences of enabling this!
209 # Note that 'bpf' is required for DHCP.
210 device bpf # Berkeley packet filter
213 options USB_DEBUG # enable debug msgs
214 device uhci # UHCI PCI->USB interface
215 device ohci # OHCI PCI->USB interface
216 device ehci # EHCI PCI->USB interface
217 device xhci # XHCI PCI->USB interface
218 device usb # USB Bus (required)
219 device uhid # "Human Interface Devices"
220 device ukbd # Keyboard
221 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
222 device umass # Disks/Mass storage - Requires scbus and da0
225 device aue # ADMtek USB Ethernet
226 device axe # ASIX Electronics USB Ethernet
227 device cdce # Generic USB over Ethernet
228 device cue # CATC USB Ethernet
229 device kue # Kawasaki LSI USB Ethernet
232 device wlan # 802.11 support
233 options IEEE80211_SUPPORT_MESH # enable 802.11s draft support
234 options IEEE80211_DEBUG # enable debug msgs
235 device wlan_wep # 802.11 WEP support
236 device wlan_ccmp # 802.11 CCMP support
237 device wlan_tkip # 802.11 TKIP support
238 device wlan_amrr # AMRR transmit rate control algorithm
239 device ath # Atheros CardBus/PCI NICs
240 device ath_hal # Atheros CardBus/PCI chip support
241 options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation
242 options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later
243 device ath_rate_sample # SampleRate tx rate control for ath
246 device firewire # FireWire bus code
247 device sbp # SCSI over FireWire (Requires scbus and da)
248 device fwe # Ethernet over FireWire (non-standard!)
251 device iicbus # I2C bus code
253 device opalflash # PowerNV embedded flash memory
256 device sound # Generic sound driver (required)
257 device snd_hda # Intel High Definition Audio
258 device snd_uaudio # USB Audio
260 # Netmap provides direct access to TX/RX rings on supported NICs
261 device netmap # netmap(4) support
264 options EVDEV_SUPPORT # evdev support in legacy drivers
265 device evdev # input event device support
266 device uinput # install /dev/uinput cdev
269 device virtio # Generic VirtIO bus (required)
270 device virtio_pci # VirtIO PCI device
271 device vtnet # VirtIO Ethernet device
272 device virtio_blk # VirtIO Block device
273 device virtio_scsi # VirtIO SCSI device
274 device virtio_balloon # VirtIO Memory Balloon device
277 options HID_DEBUG # enable debug msgs
278 device hid # Generic HID support