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 NO_MODULES=1 # We don't yet support modules on arm64
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 TCP_OFFLOAD # TCP offload
32 options SCTP # Stream Control Transmission Protocol
33 options FFS # Berkeley Fast Filesystem
34 options SOFTUPDATES # Enable FFS soft updates support
35 options UFS_ACL # Support for access control lists
36 options UFS_DIRHASH # Improve performance on big directories
37 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
38 options QUOTA # Enable disk quotas for UFS
39 options MD_ROOT # MD is a potential root device
40 options NFSCL # New Network Filesystem Client
41 options NFSD # New Network Filesystem Server
42 options NFSLOCKD # Network Lock Manager
43 options NFS_ROOT # NFS usable as /, requires NFSCL
44 options MSDOSFS # MSDOS Filesystem
45 options CD9660 # ISO 9660 Filesystem
46 options PROCFS # Process filesystem (requires PSEUDOFS)
47 options PSEUDOFS # Pseudo-filesystem framework
48 options GEOM_PART_GPT # GUID Partition Tables.
49 options GEOM_RAID # Soft RAID functionality.
50 options GEOM_LABEL # Provides labelization
51 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
52 options KTRACE # ktrace(1) support
53 options STACK # stack(9) support
54 options SYSVSHM # SYSV-style shared memory
55 options SYSVMSG # SYSV-style message queues
56 options SYSVSEM # SYSV-style semaphores
57 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
58 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
59 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
60 options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
61 options AUDIT # Security event auditing
62 options CAPABILITY_MODE # Capsicum capability mode
63 options CAPABILITIES # Capsicum capabilities
64 options MAC # TrustedBSD MAC Framework
65 options KDTRACE_FRAME # Ensure frames are compiled in
66 options KDTRACE_HOOKS # Kernel DTrace hooks
67 options VFP # Floating-point support
68 options RACCT # Resource accounting framework
69 options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default
70 options RCTL # Resource limits
72 # Debugging support. Always need this:
73 options KDB # Enable kernel debugger support.
74 options KDB_TRACE # Print a stack trace for a panic.
75 # For full debugger support use (turn off in stable branch):
76 options DDB # Support DDB.
77 #options GDB # Support remote GDB.
78 options DEADLKRES # Enable the deadlock resolver
79 options INVARIANTS # Enable calls of extra sanity checking
80 options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
81 options WITNESS # Enable checks to detect deadlocks and cycles
82 options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
83 options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
91 device uart # Generic UART driver
95 device loop # Network loopback
96 device random # Entropy device
97 device ether # Ethernet support
98 device vlan # 802.1Q VLAN support
99 device tun # Packet tunnel.
100 device md # Memory "disks"
101 device gif # IPv6 and IPv4 tunneling
102 device firmware # firmware assist module
103 device psci # Support for ARM PSCI
105 # The `bpf' device enables the Berkeley Packet Filter.
106 # Be aware of the administrative consequences of enabling this!
107 # Note that 'bpf' is required for DHCP.
108 device bpf # Berkeley packet filter