1 # Standard kernel config items for all ARMv6 systems.
6 options ARM_L2_PIPT # Only L2 PIPT is supported
7 options INTRNG # All arm systems use INTRNG these days
8 options PREEMPTION # Enable kernel thread preemption
9 options VIMAGE # Subsystem virtualization, e.g. VNET
10 options INET # InterNETworking
11 options INET6 # IPv6 communications protocols
12 options TCP_HHOOK # hhook(9) framework for TCP
13 device crypto # core crypto support
14 options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5
15 options SCTP # Stream Control Transmission Protocol
16 options FFS # Berkeley Fast Filesystem
17 options SOFTUPDATES # Enable FFS soft updates support
18 options UFS_ACL # Support for access control lists
19 options UFS_DIRHASH # Improve performance on big directories
20 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
21 options QUOTA # Enable disk quotas for UFS
22 options NFSCL # Network Filesystem Client
23 options NFSLOCKD # Network Lock Manager
24 options NFS_ROOT # NFS usable as /, requires NFSCL
25 options MSDOSFS # MSDOS Filesystem
26 options CD9660 # ISO 9660 Filesystem
27 options PROCFS # Process filesystem (requires PSEUDOFS)
28 options PSEUDOFS # Pseudo-filesystem framework
29 options TMPFS # Efficient memory filesystem
30 options GEOM_PART_GPT # GUID Partition Tables
31 options GEOM_PART_BSD # BSD partition scheme
32 options GEOM_PART_MBR # MBR partition scheme
33 options GEOM_LABEL # Provides labelization
34 options COMPAT_43 # Compatible with BSD 4.3 [KEEP THIS!]
35 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
36 options KTRACE # ktrace(1) support
37 options SYSVSHM # SYSV-style shared memory
38 options SYSVMSG # SYSV-style message queues
39 options SYSVSEM # SYSV-style semaphores
40 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
41 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
42 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
43 options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
44 options CAPABILITY_MODE # Capsicum capability mode
45 options CAPABILITIES # Capsicum capabilites
46 options FREEBSD_BOOT_LOADER # Process metadata passed from loader(8)
47 options VFP # Enable floating point hardware support
48 options MAC # Support for Mandatory Access Control (MAC)
50 options COMPAT_FREEBSD10 # Compatible with FreeBSD10
51 options COMPAT_FREEBSD11 # Compatible with FreeBSD11
52 options COMPAT_FREEBSD12 # Compatible with FreeBSD12
55 options KDTRACE_HOOKS # Kernel DTrace hooks
56 options DDB_CTF # all architectures - kernel ELF linker loads CTF data
57 makeoptions WITH_CTF=1
59 # Debugging support. Always need this:
60 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
61 options KDB # Enable kernel debugger support.
62 options KDB_TRACE # Print a stack trace for a panic.
64 # For full debugger support use (turn off in stable branch):
65 options DDB # Support DDB
66 #options DEADLKRES # Enable the deadlock resolver
67 options INVARIANTS # Enable calls of extra sanity checking
68 options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
69 options WITNESS # Enable checks to detect deadlocks and cycles
70 options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
71 options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
72 options ALT_BREAK_TO_DEBUGGER # Enter debugger on keyboard escape sequence
73 options USB_DEBUG # Enable usb debug support code
74 options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default
76 # Optional extras, never enabled by default:
78 #options DEBUG # May result in extreme spewage
80 #options KTR_COMPILE=KTR_ALL
81 #options KTR_ENTRIES=16384
82 #options KTR_MASK=(KTR_SPARE2)
83 #options KTR_VERBOSE=0
84 #options USB_REQ_DEBUG