2 # GENERIC -- Generic kernel configuration file for FreeBSD/arm64
4 # For more information on this file, please read the config(5) manual page,
5 # and/or the handbook section on Kernel Configuration Files:
7 # http://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 (http://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 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
25 makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support
27 options SCHED_ULE # ULE scheduler
28 options PREEMPTION # Enable kernel thread preemption
29 options INET # InterNETworking
30 options INET6 # IPv6 communications protocols
31 options IPSEC # IP (v4/v6) security
32 options TCP_HHOOK # hhook(9) framework for TCP
33 options TCP_OFFLOAD # TCP offload
34 options SCTP # Stream Control Transmission Protocol
35 options FFS # Berkeley Fast Filesystem
36 options SOFTUPDATES # Enable FFS soft updates support
37 options UFS_ACL # Support for access control lists
38 options UFS_DIRHASH # Improve performance on big directories
39 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
40 options QUOTA # Enable disk quotas for UFS
41 options MD_ROOT # MD is a potential root device
42 options NFSCL # Network Filesystem Client
43 options NFSD # Network Filesystem Server
44 options NFSLOCKD # Network Lock Manager
45 options NFS_ROOT # NFS usable as /, requires NFSCL
46 options MSDOSFS # MSDOS Filesystem
47 options CD9660 # ISO 9660 Filesystem
48 options PROCFS # Process filesystem (requires PSEUDOFS)
49 options PSEUDOFS # Pseudo-filesystem framework
50 options GEOM_PART_GPT # GUID Partition Tables.
51 options GEOM_RAID # Soft RAID functionality.
52 options GEOM_LABEL # Provides labelization
53 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
54 options KTRACE # ktrace(1) support
55 options STACK # stack(9) support
56 options SYSVSHM # SYSV-style shared memory
57 options SYSVMSG # SYSV-style message queues
58 options SYSVSEM # SYSV-style semaphores
59 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
60 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
61 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
62 options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
63 options AUDIT # Security event auditing
64 options CAPABILITY_MODE # Capsicum capability mode
65 options CAPABILITIES # Capsicum capabilities
66 options MAC # TrustedBSD MAC Framework
67 options KDTRACE_FRAME # Ensure frames are compiled in
68 options KDTRACE_HOOKS # Kernel DTrace hooks
69 options VFP # Floating-point support
70 options RACCT # Resource accounting framework
71 options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default
72 options RCTL # Resource limits
76 # Debugging support. Always need this:
77 options KDB # Enable kernel debugger support.
78 options KDB_TRACE # Print a stack trace for a panic.
79 # For full debugger support use (turn off in stable branch):
80 options DDB # Support DDB.
81 #options GDB # Support remote GDB.
82 options DEADLKRES # Enable the deadlock resolver
83 options INVARIANTS # Enable calls of extra sanity checking
84 options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
85 options WITNESS # Enable checks to detect deadlocks and cycles
86 options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
87 options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
90 options SOC_ALLWINNER_A64
91 options SOC_CAVM_THUNDERX
92 options SOC_HISI_HI6220
94 # Annapurna Alpine drivers
95 device al_ccu # Alpine Cache Coherency Unit
96 device al_nb_service # Alpine North Bridge Service
97 device al_iofic # I/O Fabric Interrupt Controller
98 device al_serdes # Serializer/Deserializer
99 device al_udma # Universal DMA
107 # CPU frequency control
112 device al_pci # Annapurna Alpine PCI-E
113 options PCI_HP # PCI-Express native HotPlug
114 options PCI_IOV # PCI SR-IOV support
118 device miibus # MII bus support
119 device awg # Allwinner EMAC Gigabit Ethernet
120 device em # Intel PRO/1000 Gigabit Ethernet Family
121 device igb # Intel PRO/1000 PCIE Server Gigabit Family
122 device ix # Intel 10Gb Ethernet Family
123 device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet
124 device vnic # Cavium ThunderX NIC
125 device al_eth # Annapurna Alpine Ethernet NIC
132 # ATA/SCSI peripherals
133 device pass # Passthrough device (direct ATA/SCSI access)
135 # MMC/SD/SDIO Card slot support
137 device aw_mmc # Allwinner SD/MMC controller
138 device mmc # mmc/sd bus
139 device mmcsd # mmc/sd flash cards
143 device uart # Generic UART driver
144 device uart_ns8250 # ns8250-type UART driver
149 options USB_DEBUG # enable debug msgs
150 device aw_ehci # Allwinner EHCI USB interface (USB 2.0)
151 device aw_usbphy # Allwinner USB PHY
152 device dwcotg # DWC OTG controller
153 device ohci # OHCI USB interface
154 device ehci # EHCI USB interface (USB 2.0)
155 device xhci # XHCI PCI->USB interface (USB 3.0)
156 device usb # USB Bus (required)
157 device ukbd # Keyboard
158 device umass # Disks/Mass storage - Requires scbus and da
160 # USB ethernet support
165 device aw_gpio # Allwinner GPIO controller
171 device aw_rsb # Allwinner Reduced Serial Bus
172 device bcm2835_bsc # Broadcom BCM283x I2C bus
175 # Clock and reset controllers
176 device aw_ccu # Allwinner clock controller
178 # Interrupt controllers
179 device aw_nmi # Allwinner NMI support
181 # Real-time clock support
182 device aw_rtc # Allwinner Real-time Clock
184 # Watchdog controllers
185 device aw_wdog # Allwinner Watchdog
187 # Power management controllers
188 device axp81x # X-Powers AXP81x PMIC
191 device aw_sid # Allwinner Secure ID EFUSE
194 device aw_thermal # Allwinner Thermal Sensor Controller
198 device bcm2835_spi # Broadcom BCM283x SPI bus
205 device loop # Network loopback
206 device random # Entropy device
207 device ether # Ethernet support
208 device vlan # 802.1Q VLAN support
209 device tun # Packet tunnel.
210 device md # Memory "disks"
211 device gif # IPv6 and IPv4 tunneling
212 device firmware # firmware assist module
213 device psci # Support for ARM PSCI
215 # EXT_RESOURCES pseudo devices
216 options EXT_RESOURCES
222 # The `bpf' device enables the Berkeley Packet Filter.
223 # Be aware of the administrative consequences of enabling this!
224 # Note that 'bpf' is required for DHCP.
225 device bpf # Berkeley packet filter
227 # Chip-specific errata
228 options THUNDERX_PASS_1_1_ERRATA
233 # The crypto framework is required by IPSEC
234 device crypto # Required by IPSEC