SMP 雙核心的kernel + Firewall+NAT

#沒有 USB, SCSI, RAID, Wireless, 網卡驅動, IPV6, NFS, PCMIA
#取名為 MyKernel

machine i386
cpu I686_CPU
ident MyKernel
options SMP
options SCHED_ULE # 5BSD scheduler
options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking
options FFS # Berkeley Fast Filesystem
options SOFTUPDATES # Enable FFS soft updates support
options UFS_ACL # Support for access control lists
options UFS_DIRHASH # Improve performance on big directories
options MD_ROOT # MD is a potential root device
options PROCFS # Process filesystem (requires PSEUDOFS)
options PSEUDOFS # Pseudo-filesystem framework
options GEOM_GPT # GUID Partition Tables.
options COMPAT_43 # Compatible with BSD 4.3 [KEEP THIS!]
options COMPAT_FREEBSD4 # Compatible with FreeBSD4
options COMPAT_FREEBSD5 # Compatible with FreeBSD5
#options SCSI_DELAY=1000 # Delay (in ms) before probing SCSI
options SYSVSHM # SYSV-style shared memory
options SYSVMSG # SYSV-style message queues
options SYSVSEM # SYSV-style semaphores
options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
options KBD_INSTALL_CDEV # install a CDEV entry in /dev
options ADAPTIVE_GIANT # Giant mutex is adaptive.

device apic # I/O APIC
device pci
device ata
device atadisk # ATA disk drives
device ataraid # ATA RAID drives
device atapicd # ATAPI CDROM drives
device atapist # ATAPI tape drives
options ATA_STATIC_ID # Static device numbering
device scbus # SCSI bus (required for SCSI)
device atkbdc # AT keyboard controller
device atkbd # AT keyboard
device psm # PS/2 mouse
device kbdmux # keyboard multiplexer
device vga # VGA video card driver
device sc
device agp # support several AGP chipsets
# Power management support (see NOTES for more options)
device apm
# Add suspend/resume support for the i8254.
device pmtimer
device cbb # cardbus (yenta) bridge
device ppc
device ppbus # Parallel port bus (required)
device sio # 8250, 16[45]50 based serial ports
device miibus # MII bus support
device loop # Network loopback
device random # Entropy device
device ether # Ethernet support
device ppp # Kernel PPP
device tun # Packet tunnel.
device pty # Pseudo-ttys (telnet etc)
device md # Memory "disks"
device gif # IPv6 and IPv4 tunneling
device faith # IPv6-to-IPv4 relaying (translation)
device bpf # Berkeley packet filter
device uhci # UHCI PCI->USB interface
device ohci # OHCI PCI->USB interface
device ehci # EHCI PCI->USB interface (USB 2.0)
device usb # USB Bus (required)
# FireWire support
device firewire # FireWire bus code
device sbp # SCSI over FireWire (Requires scbus and da)
device fwe # Ethernet over FireWire (non-standard!)
#Firewall
options IPFIREWALL
options IPFIREWALL_DEFAULT_TO_ACCEPT
options IPFIREWALL_VERBOSE
options IPFIREWALL_VERBOSE_LIMIT=10
options IPDIVERT

options ACCEPT_FILTER_HTTP