2 # VIRT -- Custom configuration for the qemu virt platform
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
23 include "../qemu/std.virt"
26 options SCHED_4BSD # 4BSD scheduler
27 options PREEMPTION # Enable kernel thread preemption
28 options INET # InterNETworking
29 options INET6 # IPv6 communications protocols
30 options SCTP # Stream Control Transmission Protocol
31 options FFS # Berkeley Fast Filesystem
32 options SOFTUPDATES # Enable FFS soft updates support
33 options UFS_ACL # Support for access control lists
34 options UFS_DIRHASH # Improve performance on big directories
35 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
36 options QUOTA # Enable disk quotas for UFS
37 options NFSCL # Network Filesystem Client
38 options NFSLOCKD # Network Lock Manager
39 options NFS_ROOT # NFS usable as /, requires NFSCL
40 options MSDOSFS # MSDOS Filesystem
41 options CD9660 # ISO 9660 Filesystem
42 options PROCFS # Process filesystem (requires PSEUDOFS)
43 options PSEUDOFS # Pseudo-filesystem framework
44 options TMPFS # Efficient memory filesystem
45 options GEOM_PART_GPT # GUID Partition Tables
46 options GEOM_PART_BSD # BSD partition scheme
47 options GEOM_PART_MBR # MBR partition scheme
48 options GEOM_LABEL # Provides labelization
49 options COMPAT_43 # Compatible with BSD 4.3 [KEEP THIS!]
50 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
51 options KTRACE # ktrace(1) support
52 options SYSVSHM # SYSV-style shared memory
53 options SYSVMSG # SYSV-style message queues
54 options SYSVSEM # SYSV-style semaphores
55 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
56 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
58 options FREEBSD_BOOT_LOADER # Process metadata passed from loader(8)
59 options VFP # Enable floating point hardware support
60 options ARM_NEW_PMAP # Enable the new v6 pmap
62 # Debugging for use in -current
63 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
64 options BREAK_TO_DEBUGGER
65 options ALT_BREAK_TO_DEBUGGER
66 #options VERBOSE_SYSINIT # Enable verbose sysinit messages
67 options KDB # Enable kernel debugger support
68 # For minimum debugger support (stable branch) use:
69 #options KDB_TRACE # Print a stack trace for a panic
70 # For full debugger support use this instead:
71 options DDB # Enable the kernel debugger
72 options INVARIANTS # Enable calls of extra sanity checking
73 options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
74 #options WITNESS # Enable checks to detect deadlocks and cycles
75 #options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
93 device random # Entropy device
95 # Flattened Device Tree
96 options FDT # Configure using FDT/DTB data