cpu    HAMMER
ident  VMWARE

options  SCHED_ULE     # ULE scheduler
options  PREEMPTION    # Enable kernel thread preemption
options  INET          # InterNETworking
options  INET6         # IPv6 communications protocols
options  SCTP          # Stream Control Transmission Protocol
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  UFS_GJOURNAL  # Enable gjournal-based UFS journaling
options  MD_ROOT       # MD is a potential root device
options  NFSCLIENT     # Network Filesystem Client
options  NFSSERVER     # Network Filesystem Server
options  NFSLOCKD      # Network Lock Manager
options  NFS_ROOT      # NFS usable as /, requires NFSCLIENT
options  NTFS          # NT File System
options  MSDOSFS       # MSDOS Filesystem
options  CD9660        # ISO 9660 Filesystem
options  PROCFS        # Process filesystem (requires PSEUDOFS)
options  PSEUDOFS      # Pseudo-filesystem framework
options  GEOM_PART_GPT # GUID Partition Tables.
options  GEOM_LABEL    # Provides labelization
options  COMPAT_43TTY  # BSD 4.3 TTY compat [KEEP THIS!]
options  COMPAT_IA32   # Compatible with i386 binaries
options  COMPAT_FREEBSD4  # Compatible with FreeBSD4
options  COMPAT_FREEBSD5  # Compatible with FreeBSD5
options  COMPAT_FREEBSD6  # Compatible with FreeBSD6
options  SCSI_DELAY=5000  # Delay (in ms) before probing SCSI
options  KTRACE        # ktrace(1) support
options  STACK         # stack(9) support
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.
options  STOP_NMI         # Stop CPUS using NMI instead of IPI
options  AUDIT            # Security event auditing
#options  KDTRACE_FRAME   # Ensure frames are compiled in
#options  KDTRACE_HOOKS   # Kernel DTrace hooks

# Make an SMP-capable kernel by default
options  SMP   # Symmetric MultiProcessor Kernel

# CPU frequency control
device  cpufreq

# Bus support.
device  acpi
device  pci

# Floppy drives
device  fdc

# ATA and ATAPI devices
device  ata
device  atadisk        # ATA disk drives
device  atapicd        # ATAPI CDROM drives
options  ATA_STATIC_ID # Static device numbering

# SCSI Controllers
device  mpt  # LSI-Logic MPT-Fusion

# SCSI peripherals
device  scbus  # SCSI bus (required for SCSI)
device  ch     # SCSI media changers
device  da     # Direct Access (disks)
device  cd     # CD
device  pass   # Passthrough device (direct SCSI access)
device  ses    # SCSI Environmental Services (and SAF-TE)

# atkbdc0 controls both the keyboard and the PS/2 mouse
device  atkbdc  # AT keyboard controller
device  atkbd   # AT keyboard
device  psm     # PS/2 mouse

device  kbdmux  # keyboard multiplexer

device  vga     # VGA video card driver

# syscons is the default console driver, resembling an SCO console
device  sc

# Serial (COM) ports
device  sio     # 8250, 16[45]50 based serial ports
device  uart    # Generic UART driver

# Parallel port
device  ppc
device  ppbus   # Parallel port bus (required)
device  ppi     # Parallel port interface device
#device  vpo    # Requires scbus and da

# PCI Ethernet NICs.
device  em      # Intel PRO/1000 Gigabit Ethernet Family

# Pseudo devices.
device  loop     # Network loopback
device  random   # Entropy device
device  ether    # Ethernet support
device  sl       # Kernel SLIP
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  firmware # firmware assist module

# The `bpf' device enables the Berkeley Packet Filter.
# Be aware of the administrative consequences of enabling this!
# Note that 'bpf' is required for DHCP.
device  bpf      # Berkeley packet filter

原文 http://off-koss.blogspot.com/search/label/FreeBSD