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://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
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 FFS #Berkeley Fast Filesystem
49 options SOFTUPDATES #Enable FFS soft updates support
50 options UFS_ACL #Support for access control lists
51 options UFS_DIRHASH #Improve performance on big directories
52 options UFS_GJOURNAL #Enable gjournal-based UFS journaling
53 options QUOTA #Enable disk quotas for UFS
54 options MD_ROOT #MD is a potential root device
55 options MD_ROOT_MEM #Enable use of initrd as MD root
56 options NFSCL #Network Filesystem Client
57 options NFSD #Network Filesystem Server
58 options NFSLOCKD #Network Lock Manager
59 options NFS_ROOT #NFS usable as root device
60 options MSDOSFS #MSDOS Filesystem
61 options CD9660 #ISO 9660 Filesystem
62 options PROCFS #Process filesystem (requires PSEUDOFS)
63 options PSEUDOFS #Pseudo-filesystem framework
64 options TMPFS #Efficient memory filesystem
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/powerpcle binaries
69 options COMPAT_FREEBSD11 # Compatible with FreeBSD11
70 options COMPAT_FREEBSD12 # Compatible with FreeBSD12
71 options SCSI_DELAY=5000 #Delay (in ms) before probing SCSI
72 options KTRACE #ktrace(1) syscall trace support
73 options STACK #stack(9) support
74 options SYSVSHM #SYSV-style shared memory
75 options SYSVMSG #SYSV-style message queues
76 options SYSVSEM #SYSV-style semaphores
77 options _KPOSIX_PRIORITY_SCHEDULING #Posix P1003_1B real-time extensions
78 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
79 options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
80 options AUDIT # Security event auditing
81 options CAPABILITY_MODE # Capsicum capability mode
82 options CAPABILITIES # Capsicum capabilities
83 options MAC # TrustedBSD MAC Framework
84 options KDTRACE_HOOKS # Kernel DTrace hooks
85 options DDB_CTF # Kernel ELF linker loads CTF data
86 options INCLUDE_CONFIG_FILE # Include this file in kernel
87 options RACCT # Resource accounting framework
88 options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default
89 options RCTL # Resource limits
91 # Debugging support. Always need this:
92 options KDB # Enable kernel debugger support.
93 options KDB_TRACE # Print a stack trace for a panic.
94 # For full debugger support use (turn off in stable branch):
95 options DDB #Support DDB
96 #options DEADLKRES #Enable the deadlock resolver
97 options INVARIANTS #Enable calls of extra sanity checking
98 options INVARIANT_SUPPORT #Extra sanity checks of internal structures, required by INVARIANTS
99 options WITNESS #Enable checks to detect deadlocks and cycles
100 options WITNESS_SKIPSPIN #Don't run witness on spinlocks for speed
101 options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
102 options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default
104 # Kernel dump features.
105 options EKCD # Support for encrypted kernel dumps
106 options GZIO # gzip-compressed kernel and user dumps
107 options ZSTDIO # zstd-compressed kernel and user dumps
108 options DEBUGNET # debugnet networking
109 options NETDUMP # netdump(4) client support
111 # Make an SMP-capable kernel by default
112 options SMP # Symmetric MultiProcessor Kernel
114 # CPU frequency control
119 options PCI_HP # PCI-Express native HotPlug
123 device ahci # AHCI-compatible SATA controllers
124 device ata # Legacy ATA/SATA controllers
125 device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
126 device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA
128 # NVM Express (NVMe) support
129 device nvme # base NVMe driver
130 options NVME_USE_NVD=0 # prefer the cam(4) based nda(4) driver
131 device nvd # expose NVMe namespaces as disks, depends on nvme
134 device aacraid # Adaptec by PMC RAID
135 device ahc # AHA2940 and onboard AIC7xxx devices
136 options AHC_ALLOW_MEMIO # Attempt to use memory mapped I/O
137 device isp # Qlogic family
138 device ispfw # Firmware module for Qlogic host adapters
139 device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s
140 device mpt # LSI-Logic MPT-Fusion
141 device mps # LSI-Logic MPT-Fusion 2
142 device mpr # LSI SAS3008 MPT-Fusion SAS-3
143 device sym # NCR/Symbios/LSI Logic 53C8XX/53C1010/53C1510D
145 # ATA/SCSI peripherals
146 device scbus # SCSI bus (required for ATA/SCSI)
147 device ch # SCSI media changers
148 device da # Direct Access (disks)
149 device sa # Sequential Access (tape etc)
151 device pass # Passthrough device (direct ATA/SCSI access)
152 device ses # Enclosure Service (SES and SAF-TE)
154 # vt is the default console driver, resembling an SCO console
155 device vt # Core console driver
166 device em # Intel PRO/1000 Gigabit Ethernet Family
167 device ix # Intel PRO/10GbE PCIE PF Ethernet Family
168 device ixl # Intel 700 Series Physical Function
169 device ixv # Intel PRO/10GbE PCIE VF Ethernet Family
170 device llan # IBM pSeries Virtual Ethernet
171 device cxgbe # Chelsio 10/25G NIC
173 # PCI Ethernet NICs that use the common MII bus controller code.
174 device miibus # MII bus support
175 device bge # Broadcom BCM570xx Gigabit Ethernet
176 device gem # Sun GEM/Sun ERI/Apple GMAC
177 device dc # DEC/Intel 21143 and various workalikes
178 device fxp # Intel EtherExpress PRO/100B (82557, 82558)
179 device re # RealTek 8139C+/8169/8169S/8110S
180 device rl # RealTek 8129/8139
183 device crypto # core crypto support
184 device loop # Network loopback
185 device ether # Ethernet support
186 device vlan # 802.1Q VLAN support
187 device tuntap # Packet tunnel.
188 device md # Memory "disks"
189 device ofwd # Open Firmware disks
190 device gif # IPv6 and IPv4 tunneling
191 device firmware # firmware assist module
193 # The `bpf' device enables the Berkeley Packet Filter.
194 # Be aware of the administrative consequences of enabling this!
195 # Note that 'bpf' is required for DHCP.
196 device bpf #Berkeley packet filter
199 options USB_DEBUG # enable debug msgs
200 device uhci # UHCI PCI->USB interface
201 device ohci # OHCI PCI->USB interface
202 device ehci # EHCI PCI->USB interface
203 device xhci # XHCI PCI->USB interface
204 device usb # USB Bus (required)
205 device uhid # "Human Interface Devices"
206 device ukbd # Keyboard
207 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
208 device umass # Disks/Mass storage - Requires scbus and da0
211 device aue # ADMtek USB Ethernet
212 device axe # ASIX Electronics USB Ethernet
213 device cdce # Generic USB over Ethernet
214 device cue # CATC USB Ethernet
215 device kue # Kawasaki LSI USB Ethernet
218 options IEEE80211_SUPPORT_MESH
221 device firewire # FireWire bus code
222 device sbp # SCSI over FireWire (Requires scbus and da)
223 device fwe # Ethernet over FireWire (non-standard!)
226 device iicbus # I2C bus code
228 device opalflash # PowerNV embedded flash memory
231 device sound # Generic sound driver (required)
232 device snd_hda # Intel High Definition Audio
233 device snd_uaudio # USB Audio
235 # Netmap provides direct access to TX/RX rings on supported NICs
236 device netmap # netmap(4) support
239 options EVDEV_SUPPORT # evdev support in legacy drivers
240 device evdev # input event device support
241 device uinput # install /dev/uinput cdev
244 device virtio # Generic VirtIO bus (required)
245 device virtio_pci # VirtIO PCI device
246 device vtnet # VirtIO Ethernet device
247 device virtio_blk # VirtIO Block device
248 device virtio_scsi # VirtIO SCSI device
249 device virtio_balloon # VirtIO Memory Balloon device
252 options HID_DEBUG # enable debug msgs
253 device hid # Generic HID support