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
96 # Kernel dump features.
97 options EKCD # Support for encrypted kernel dumps
98 options GZIO # gzip-compressed kernel and user dumps
99 options ZSTDIO # zstd-compressed kernel and user dumps
100 options NETDUMP # netdump(4) client support
103 options SOC_ALLWINNER_A64
104 options SOC_ALLWINNER_H5
105 options SOC_CAVM_THUNDERX
106 options SOC_HISI_HI6220
107 options SOC_BRCM_BCM2837
108 options SOC_ROCKCHIP_RK3328
109 options SOC_XILINX_ZYNQ
111 # Annapurna Alpine drivers
112 device al_ccu # Alpine Cache Coherency Unit
113 device al_nb_service # Alpine North Bridge Service
114 device al_iofic # I/O Fabric Interrupt Controller
115 device al_serdes # Serializer/Deserializer
116 device al_udma # Universal DMA
118 # Qualcomm Snapdragon drivers
119 device qcom_gcc # Global Clock Controller
128 # CPU frequency control
133 device al_pci # Annapurna Alpine PCI-E
134 options PCI_HP # PCI-Express native HotPlug
135 options PCI_IOV # PCI SR-IOV support
140 device miibus # MII bus support
141 device awg # Allwinner EMAC Gigabit Ethernet
142 device axgbe # AMD Opteron A1100 integrated NIC
143 device em # Intel PRO/1000 Gigabit Ethernet Family
144 device ix # Intel 10Gb Ethernet Family
145 device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet
146 device neta # Marvell Armada 370/38x/XP/3700 NIC
147 device smc # SMSC LAN91C111
148 device vnic # Cavium ThunderX NIC
149 device al_eth # Annapurna Alpine Ethernet NIC
150 device dwc_rk # Rockchip Designware
157 # ATA/SCSI peripherals
158 device pass # Passthrough device (direct ATA/SCSI access)
160 # MMC/SD/SDIO Card slot support
162 device sdhci_xenon # Marvell Xenon SD/MMC controller
163 device aw_mmc # Allwinner SD/MMC controller
164 device mmc # mmc/sd bus
165 device mmcsd # mmc/sd flash cards
169 device uart # Generic UART driver
170 device uart_msm # Qualcomm MSM UART driver
171 device uart_mu # RPI3 aux port
172 device uart_mvebu # Armada 3700 UART driver
173 device uart_ns8250 # ns8250-type UART driver
178 device aw_ehci # Allwinner EHCI USB interface (USB 2.0)
179 device aw_usbphy # Allwinner USB PHY
180 device dwcotg # DWC OTG controller
181 device ohci # OHCI USB interface
182 device ehci # EHCI USB interface (USB 2.0)
183 device ehci_mv # Marvell EHCI USB interface
184 device xhci # XHCI PCI->USB interface (USB 3.0)
185 device xhci_mv # Marvell XHCI USB interface
186 device usb # USB Bus (required)
187 device ukbd # Keyboard
188 device umass # Disks/Mass storage - Requires scbus and da
190 # USB ethernet support
196 device aw_gpio # Allwinner GPIO controller
202 device aw_rsb # Allwinner Reduced Serial Bus
203 device bcm2835_bsc # Broadcom BCM283x I2C bus
206 device twsi # Allwinner I2C controller
208 # Clock and reset controllers
209 device aw_ccu # Allwinner clock controller
211 # Interrupt controllers
212 device aw_nmi # Allwinner NMI support
214 # Real-time clock support
215 device aw_rtc # Allwinner Real-time Clock
216 device mv_rtc # Marvell Real-time Clock
218 # Watchdog controllers
219 device aw_wdog # Allwinner Watchdog
221 # Power management controllers
222 device axp81x # X-Powers AXP81x PMIC
225 device aw_sid # Allwinner Secure ID EFUSE
228 device aw_thermal # Allwinner Thermal Sensor Controller
232 device bcm2835_spi # Broadcom BCM283x SPI bus
241 device crypto # core crypto support
242 device loop # Network loopback
243 device random # Entropy device
244 device ether # Ethernet support
245 device vlan # 802.1Q VLAN support
246 device tun # Packet tunnel.
247 device md # Memory "disks"
248 device gif # IPv6 and IPv4 tunneling
249 device firmware # firmware assist module
250 options EFIRT # EFI Runtime Services
252 # EXT_RESOURCES pseudo devices
253 options EXT_RESOURCES
262 # The `bpf' device enables the Berkeley Packet Filter.
263 # Be aware of the administrative consequences of enabling this!
264 # Note that 'bpf' is required for DHCP.
265 device bpf # Berkeley packet filter
267 # Chip-specific errata
268 options THUNDERX_PASS_1_1_ERRATA