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 # 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 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 VIMAGE # Subsystem virtualization, e.g. VNET
30 options INET # InterNETworking
31 options INET6 # IPv6 communications protocols
32 options IPSEC # IP (v4/v6) security
33 options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5
34 options TCP_HHOOK # hhook(9) framework for TCP
35 options TCP_OFFLOAD # TCP offload
36 options TCP_RFC7413 # TCP Fast Open
37 options SCTP # Stream Control Transmission Protocol
38 options FFS # Berkeley Fast Filesystem
39 options SOFTUPDATES # Enable FFS soft updates support
40 options UFS_ACL # Support for access control lists
41 options UFS_DIRHASH # Improve performance on big directories
42 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
43 options QUOTA # Enable disk quotas for UFS
44 options MD_ROOT # MD is a potential root device
45 options NFSCL # Network Filesystem Client
46 options NFSD # Network Filesystem Server
47 options NFSLOCKD # Network Lock Manager
48 options NFS_ROOT # NFS usable as /, requires NFSCL
49 options MSDOSFS # MSDOS Filesystem
50 options CD9660 # ISO 9660 Filesystem
51 options PROCFS # Process filesystem (requires PSEUDOFS)
52 options PSEUDOFS # Pseudo-filesystem framework
53 options GEOM_PART_GPT # GUID Partition Tables.
54 options GEOM_RAID # Soft RAID functionality.
55 options GEOM_LABEL # Provides labelization
56 options COMPAT_FREEBSD32 # Incomplete, but used by cloudabi32.ko.
57 options COMPAT_FREEBSD11 # Compatible with FreeBSD11
58 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
59 options KTRACE # ktrace(1) support
60 options STACK # stack(9) support
61 options SYSVSHM # SYSV-style shared memory
62 options SYSVMSG # SYSV-style message queues
63 options SYSVSEM # SYSV-style semaphores
64 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
65 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
66 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
67 options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
68 options AUDIT # Security event auditing
69 options CAPABILITY_MODE # Capsicum capability mode
70 options CAPABILITIES # Capsicum capabilities
71 options MAC # TrustedBSD MAC Framework
72 options KDTRACE_FRAME # Ensure frames are compiled in
73 options KDTRACE_HOOKS # Kernel DTrace hooks
74 options VFP # Floating-point support
75 options RACCT # Resource accounting framework
76 options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default
77 options RCTL # Resource limits
81 # Debugging support. Always need this:
82 options KDB # Enable kernel debugger support.
83 options KDB_TRACE # Print a stack trace for a panic.
84 # For full debugger support use (turn off in stable branch):
85 options DDB # Support DDB.
86 #options GDB # Support remote GDB.
87 options DEADLKRES # Enable the deadlock resolver
88 options INVARIANTS # Enable calls of extra sanity checking
89 options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
90 options WITNESS # Enable checks to detect deadlocks and cycles
91 options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
92 options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
93 options ALT_BREAK_TO_DEBUGGER # Enter debugger on keyboard escape sequence
94 options USB_DEBUG # enable debug msgs
97 options SOC_ALLWINNER_A64
98 options SOC_ALLWINNER_H5
99 options SOC_CAVM_THUNDERX
100 options SOC_HISI_HI6220
101 options SOC_BRCM_BCM2837
102 options SOC_ROCKCHIP_RK3328
104 # Annapurna Alpine drivers
105 device al_ccu # Alpine Cache Coherency Unit
106 device al_nb_service # Alpine North Bridge Service
107 device al_iofic # I/O Fabric Interrupt Controller
108 device al_serdes # Serializer/Deserializer
109 device al_udma # Universal DMA
111 # Qualcomm Snapdragon drivers
112 device qcom_gcc # Global Clock Controller
121 # CPU frequency control
126 device al_pci # Annapurna Alpine PCI-E
127 options PCI_HP # PCI-Express native HotPlug
128 options PCI_IOV # PCI SR-IOV support
133 device miibus # MII bus support
134 device awg # Allwinner EMAC Gigabit Ethernet
135 device axgbe # AMD Opteron A1100 integrated NIC
136 device em # Intel PRO/1000 Gigabit Ethernet Family
137 device ix # Intel 10Gb Ethernet Family
138 device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet
139 device neta # Marvell Armada 370/38x/XP/3700 NIC
140 device smc # SMSC LAN91C111
141 device vnic # Cavium ThunderX NIC
142 device al_eth # Annapurna Alpine Ethernet NIC
149 # ATA/SCSI peripherals
150 device pass # Passthrough device (direct ATA/SCSI access)
152 # MMC/SD/SDIO Card slot support
154 device aw_mmc # Allwinner SD/MMC controller
155 device mmc # mmc/sd bus
156 device mmcsd # mmc/sd flash cards
160 device uart # Generic UART driver
161 device uart_mvebu # Armada 3700 UART driver
162 device uart_ns8250 # ns8250-type UART driver
167 device aw_ehci # Allwinner EHCI USB interface (USB 2.0)
168 device aw_usbphy # Allwinner USB PHY
169 device dwcotg # DWC OTG controller
170 device ohci # OHCI USB interface
171 device ehci # EHCI USB interface (USB 2.0)
172 device ehci_mv # Marvell EHCI USB interface
173 device xhci # XHCI PCI->USB interface (USB 3.0)
174 device xhci_mv # Marvell XHCI USB interface
175 device usb # USB Bus (required)
176 device ukbd # Keyboard
177 device umass # Disks/Mass storage - Requires scbus and da
179 # USB ethernet support
184 device aw_gpio # Allwinner GPIO controller
190 device aw_rsb # Allwinner Reduced Serial Bus
191 device bcm2835_bsc # Broadcom BCM283x I2C bus
194 device twsi # Allwinner I2C controller
196 # Clock and reset controllers
197 device aw_ccu # Allwinner clock controller
199 # Interrupt controllers
200 device aw_nmi # Allwinner NMI support
202 # Real-time clock support
203 device aw_rtc # Allwinner Real-time Clock
204 device mv_rtc # Marvell Real-time Clock
206 # Watchdog controllers
207 device aw_wdog # Allwinner Watchdog
209 # Power management controllers
210 device axp81x # X-Powers AXP81x PMIC
213 device aw_sid # Allwinner Secure ID EFUSE
216 device aw_thermal # Allwinner Thermal Sensor Controller
220 device bcm2835_spi # Broadcom BCM283x SPI bus
227 device loop # Network loopback
228 device random # Entropy device
229 device ether # Ethernet support
230 device vlan # 802.1Q VLAN support
231 device tun # Packet tunnel.
232 device md # Memory "disks"
233 device gif # IPv6 and IPv4 tunneling
234 device firmware # firmware assist module
235 device psci # Support for ARM PSCI
236 options EFIRT # EFI Runtime Services
238 # EXT_RESOURCES pseudo devices
239 options EXT_RESOURCES
246 # The `bpf' device enables the Berkeley Packet Filter.
247 # Be aware of the administrative consequences of enabling this!
248 # Note that 'bpf' is required for DHCP.
249 device bpf # Berkeley packet filter
251 # Chip-specific errata
252 options THUNDERX_PASS_1_1_ERRATA
257 # The crypto framework is required by IPSEC
258 device crypto # Required by IPSEC