1 # VKERNEL - configuration for a virtual kernel
3 # $DragonFly: src/sys/config/VKERNEL,v 1.14 2008/11/09 18:57:17 dillon Exp $
5 platform vkernel # platform architecture (i386, vkernel, etc)
7 machine_arch i386 # cpu architecture (i386, etc)
19 options KTR_GIANT_CONTENTION
20 options KTR_SPIN_CONTENTION
21 #options DEBUG_CRIT_SECTIONS
25 options IPFIREWALL #firewall
26 options IPFIREWALL_FORWARD #enable transparent proxy support
27 options IPFIREWALL_DEFAULT_TO_ACCEPT #allow everything by default
30 options ALTQ #alternate queueing
31 options ALTQ_CBQ #class based queueing
32 options ALTQ_RED #random early detection
33 options ALTQ_RIO #triple red for diffserv (needs RED)
34 options ALTQ_HFSC #hierarchical fair service curve
35 options ALTQ_PRIQ #priority queue
36 options ALTQ_FAIRQ #fair queue
37 #options ALTQ_NOPCC #don't use processor cycle counter
38 options ALTQ_DEBUG #for debugging
40 options IPSEC #IP security
41 options IPSEC_ESP #IP security (crypto; define w/ IPSEC)
42 options IPSEC_DEBUG #debug for IP security
45 options NULLFS #NULL filesystem
47 options INET #InterNETworking
48 options INET6 #IPv6 communications protocols
49 options FFS #Berkeley Fast Filesystem
50 options FFS_ROOT #FFS usable as root device [keep this!]
51 options SOFTUPDATES #Enable FFS soft updates support
52 options UFS_DIRHASH #Improve performance on big directories
53 options MFS #Memory Filesystem
54 options TMPFS #Temporary Filesystem
55 options MD_ROOT #MD is a potential root device
56 options NFS #Network Filesystem
57 options NFS_ROOT #NFS usable as root device, NFS required
58 options MSDOSFS #MSDOS Filesystem
59 options CD9660 #ISO 9660 Filesystem
60 options PROCFS #Process filesystem
61 options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!]
62 options COMPAT_DF12 #Compatible with DragonFly 1.2 and earlier
63 options DEVICE_POLLING # Support mixed interrupt-polling
64 # handling of network device drivers
65 options UCONSOLE #Allow users to grab the console
66 options KTRACE #ktrace(1) support
67 options SYSVSHM #SYSV-style shared memory
68 options SYSVMSG #SYSV-style message queues
69 options SYSVSEM #SYSV-style semaphores
70 options P1003_1B #Posix P1003_1B real-time extensions
71 options _KPOSIX_PRIORITY_SCHEDULING
72 options ICMP_BANDLIM #Rate limit bad replies
74 options SMP # Symmetric MultiProcessor Kernel
76 # Debugging for Development
83 # Floating point support - do not disable.
86 # Pseudo devices - the number indicates how many units to allocate.
87 pseudo-device loop # Network loopback
88 pseudo-device ether # Ethernet support
89 pseudo-device sl 1 # Kernel SLIP
90 pseudo-device ppp 1 # Kernel PPP
91 pseudo-device tun # Packet tunnel.
92 pseudo-device pty # Pseudo-ttys (telnet etc)
93 pseudo-device md # Memory "disks"
94 pseudo-device gif # IPv6 and IPv4 tunneling
95 pseudo-device faith 1 # IPv6-to-IPv4 relaying (translation)
100 device scbus # SCSI bus (required)
101 device da # Direct Access (disks)
102 device sa # Sequential Access (tape etc)
104 device pass # Passthrough device (direct SCSI access)
106 # The `bpf' pseudo-device enables the Berkeley Packet Filter.
107 # Be aware of the administrative consequences of enabling this!
108 pseudo-device bpf #Berkeley packet filter