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freebsd/sys/conf/NOTES
Garrett Wollman 9ad380ab4c Define new option, INACCURATE_MICROTIME_IS_OK. When this is defined,
the NTP kernel PLL is disabled, and acquire_timer0() is enabled, thus
opening the door for microtime() (and hence gettimeofday()) to return
bogus timestamps.  This option is necessary for the `pca' driver to
work, but is implemented to underscore the fact that accurate timekeeping
and the `pca' driver are incompatible at present.  If someone writes a version
of microtime() that works when the `pca' driver is being used, this can get
junked.
1994-04-23 21:39:18 +00:00

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#
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
# This kernel is NOT MEANT to be runnable!
#
# $Id: LINT,v 1.63 1994/04/23 12:13:27 ache Exp $
#
machine "i386"
cpu "I386_CPU"
cpu "I486_CPU"
ident LINT
timezone 8 dst
maxusers 10
maxfdescs 2048 #Max file descriptors per process
options MATH_EMULATE #Support for x87 emulation
config "386bsd" root on wd0 swap on wd0 and sd0 dumps on wd0
#
# options that appear as inline #ifdef's
#
options "COM_BIDIR" #Bidirectional support in sys/isa/sio.c
options "COM_MULTIPORT" #Multiport support in sys/isa/sio.c
options "FIFO_TRIGGER=FIFO_TRIGGER_1" #Use this fifo value in sio.c
options "COMPAT_43" #compatible with BSD 4.3
options "SYMTAB_SPACE=113498" #This kernel needs LOTS of symtable
options GATEWAY #internetwork gateway
options KTRACE #kernel tracing
options "NCONS=8" #number of syscons virtual consoles
options "FAT_CURSOR" #block cursor in syscons or pccons
options "STAR_SAVER" #syscons "stars" screen saver
options "FADE_SAVER" #syscons "fade" screen saver
options "SNAKE_SAVER" #syscons "snake" screen saver
options "BLANK_SAVER" #syscons "blank" screen saver
options "TCP_COMPAT_42" #tcp/ip compatible with 4.2
# ^^^ NOT RECOMMENDED FOR NORMAL USE
options UCONSOLE #x console support
options XSERVER #xserver
options DECBIT #here because clnp.h wanted it here
#support for CLNP ``congestion
#experienced'' bit in ISO-TP
options TROLL #CLNP network error simulator
options ICMPPRINTFS #ICMP packet dump by printf()
options NSERRPRINTFS #ditto for XNS Error protocol
#^^above three NOT RECOMMENTED
options FASTLINKS #support for fast symbolic links
options MACHVMCOMPAT #support for Mach-style vm calls
options IPBROADCASTECHO=1 #send reply to broadcast pings
options IPMASKAGENT=1 #send reply to icmp mask requests
options TPCONS #support X.25 network-layer service
options USER_LDT #allow user-level control of i386 ldt
# See /sys/i386/doc/sound.doc for information about EXCLUDE options for
# the sound drivers.
#
# options that are in sys/conf/files
#
pseudo-device bpfilter 4 #berkeley packet filter
options CCITT
device cd0 #Only need one of these, the code dynamically grows
device ch0
pseudo-device ddb
pseudo-device devpager
options EON
pseudo-device ether
options FIFO
#pseudo-device imp
options INET #Internet communications protocols
options ISO
options ISOFS #ISO 9660 File System
pseudo-device loop
options MFS #Memory File System
options NFS #Network File System
options NS #Xerox NS communications protocols
options NSIP #XNS over IP
options PCFS #PC (MSDOS) File System
pseudo-device ppp 2
pseudo-device pty 4
options QUOTA #enable disk quotas
options RMP #HP remote maint protocol
controller scbus0
device sd0
device sd1
device sd2
device sd3
pseudo-device sl 2
device st0
device st1
pseudo-device swappager
options SYSVSHM
options "SHMMAXPGS=64" # 256Kb of sharable memory
options SYSVSEM
options SYSVMSG
#pseudo-device tb #tablet line discipline.
options TPIP # ISO TP class 4 over IP
#pseudo-device tun
device uk0 #unknown scsi devices
pseudo-device vnodepager
#
# options that are in sys/i386/conf/files.i386
#
#This is needed here so the isa? below will work
controller isa0
# driver for the Adaptec 154x SCSI cards.
controller aha0 at isa? port "IO_AHA0" bio irq 11 drq 5 vector ahaintr
# driver for the Adaptec 174x SCSI cards.
controller ahb0 at isa? bio irq 11 vector ahbintr
# driver for the Bustek 742.
controller bt0 at isa? port "IO_BT0" bio irq 12 vector btintr
# driver for the Seagate ST01/ST02 card, not yet finished.
#controller sg0 at isa? bio irq 5 iomem 0xc8000 iosiz 0x2000 vector sgintr
controller fdc0 at isa? port "IO_FD1" bio irq 6 drq 2 vector fdintr
disk fd0 at fdc0 drive 0
disk fd1 at fdc0 drive 1
tape ft0 at fdc0 drive 2
# driver for the Western Digital and SMCC WD80xx cards, for the Novell
# NE1000/2000 card and the 3COM 3C503 card.
device ed0 at isa? port 0x280 net irq 5 iomem 0xd8000 vector edintr
# driver for the AT&T Starlan card.
device ie0 at isa? port 0x360 net irq 7 iomem 0xd0000 vector ieintr
#driver for the Isolan AT 4114-0 and the Isolink 4110 ethernet card.
device is0 at isa? port 0x280 net irq 10 drq 7 vector isintr
#device ix0 at isa? port 0x320 net irq 10 iomem 0xd0000 iosiz 32768 vector ixintr
# driver for the Etherlink III ( 3C509 ) card, beta version.
device ep0 at isa? port 0x300 net irq 10 vector epintr
#driver for the 3c501
device el0 at isa? port 0x300 net irq 9 vector elintr
#special cased above:
#controller isa0
# interruptless parallel printer port driver
device lpa0 at isa? port "IO_LPT1" tty
device lpa1 at isa? port "IO_LPT2" tty
# interrupt driven parallel printer port driver
device lpt0 at isa? port "IO_LPT3" tty irq 7 vector lptintr
# Driver for Mutsumi CD-ROM players
device mcd0 at isa? port 0x300 bio irq 10 vector mcdintr
# Driver for Logitech and ATI inport bus mice
device mse0 at isa? port 0x23c tty irq 5 vector mseintr
device npx0 at isa? port "IO_NPX" irq 13 vector npxintr
device pc0 at isa? port "IO_KBD" tty irq 1 vector pcrint
#only one of pc0 or sc0 allowed
#device sc0 at isa? port "IO_KBD" tty irq 1 vector scintr
device sio0 at isa? port "IO_COM1" tty irq 4 vector siointr
device sio1 at isa? port "IO_COM2" tty irq 3 vector siointr
device sio2 at isa? port "IO_COM3" tty irq 5 vector siointr
device sio3 at isa? port "IO_COM4" tty irq 9 vector siointr
pseudo-device speaker
#tw device-driver
controller uha0 at isa? port "IO_UHA0" bio irq 14 drq 5 vector uhaintr
controller wdc0 at isa? port "IO_WD1" bio irq 14 vector wdintr
disk wd0 at wdc0 drive 0
disk wd1 at wdc0 drive 1
controller wdc1 at isa? port "IO_WD2" bio irq 15 vector wdintr
disk wd2 at wdc1 drive 0
disk wd3 at wdc1 drive 1
device wt0 at isa? port 0x300 bio irq 5 drq 1 vector wtintr
# Various sound card drivers.
# See /sys/doc/sound.doc for more information.
device snd5 at isa? port 0x330 irq 6 vector mpuintr
device snd4 at isa? port 0x220 irq 15 drq 6 vector gusintr
device snd3 at isa? port 0x388 irq 10 drq 6 vector pasintr
device snd2 at isa? port 0x220 irq 7 drq 1 vector sbintr
device snd6 at isa? port 0x220 irq 7 drq 5 vector sbintr
device snd7 at isa? port 0x300
device snd1 at isa? port 0x388
device pca0 at isa? tty
#
# The following option must be enabled in order for the pca driver to
# work. WARNING! BEWARE! CAUTION! ACHTUNG! VAROKAA!
# Enabling this option will result in the microtime() function (and hence
# gettimeofday(2) asnd the timestamps in bpf) giving incorrect results.
# DO NOT attempt to run NTP while playing audio with this driver.
#
#options INACCURATE_MICROTIME_IS_OK
# options that have not been resolved yet
pseudo-device log