Date: Wed, 4 Mar 1998 19:59:30 -0500 (EST) From: green@feldman.dyn.ml.org To: FreeBSD-gnats-submit@FreeBSD.ORG Subject: kern/5918: kernel reports 0.00 MHz Message-ID: <199803050059.TAA00538@feldman.dyn.ml.org>
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>Number: 5918
>Category: kern
>Synopsis: kernel reports wrong CPU MHz
>Confidential: no
>Severity: non-critical
>Priority: medium
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Wed Mar 4 17:00:01 PST 1998
>Last-Modified:
>Originator: Brian Feldman
>Organization:
none
>Release: FreeBSD 3.0-CURRENT i386
>Environment:
This is a FreeBSD 3.0-CURRENT machine, which is cvsupped daily. It runs on a EIDE hard drive, has 80 MB RAM, and runs a ~210 MHz overclocked K6-200 CPU.
>Description:
Since only recently, the kernel will report the wrong speed of the CPU (0.00 MHz). This does not seem to have any affect anything but the actual printing of the CPU speed.
dmesg:
Copyright (c) 1992-1998 FreeBSD Inc.
Copyright (c) 1982, 1986, 1989, 1991, 1993
The Regents of the University of California. All rights reserved.
FreeBSD 3.0-CURRENT #0: Wed Mar 4 19:35:37 EST 1998
root@feldman.dyn.ml.org:/usr/src/sys/compile/FELDMAN
Timecounter "i8254" frequency 1193182 Hz cost 2190 ns
CPU: AMD-K6tm w/ multimedia extensions (0.00-MHz 586-class CPU)
Origin = "AuthenticAMD" Id = 0x561 Stepping=1
Features=0x8001bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8,MMX>
real memory = 83886080 (81920K bytes)
avail memory = 78364672 (76528K bytes)
Probing for devices on PCI bus 0:
chip0: <Intel 82437VX PCI cache memory controller> rev 0x02 on pci0.0.0
chip1: <Intel 82371SB PCI to ISA bridge> rev 0x01 on pci0.7.0
ide_pci0: <Intel PIIX3 Bus-master IDE controller> rev 0x00 on pci0.7.1
vga0: <S3 ViRGE DX/GX graphics accelerator> rev 0x01 int a irq 10 on pci0.13.0
Probing for PnP devices:
Probing for devices on the ISA bus:
sc0 at 0x60-0x6f irq 1 on motherboard
sc0: VGA color <16 virtual consoles, flags=0x0>
sio0 at 0x3f8-0x3ff irq 4 flags 0x10 on isa
sio0: type 16550A
sio1 at 0x2f8-0x2ff irq 3 on isa
sio1: type 16550A
sio3 at 0x2e8-0x2ef irq 11 on isa
sio3: type 16550A
lpt0 at 0x378-0x37f irq 7 on isa
lpt0: Interrupt-driven port
lp0: TCP/IP capable interface
fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa
fdc0: FIFO enabled, 8 bytes threshold
fd0: 1.44MB 3.5in
wdc0 at 0x1f0-0x1f7 irq 14 flags 0xa0ffa0ff on isa
wdc0: unit 0 (wd0): <Maxtor 71626 AP>, DMA, 32-bit, multi-block-32
wd0: 1554MB (3183264 sectors), 3158 cyls, 16 heads, 63 S/T, 512 B/S
wdc0: unit 1 (atapi): <NEC CD-ROM DRIVE:285/3.04>, removable, dma, iordy
wcd0: 2067Kb/sec, 128Kb cache, audio play, 16 volume levels, ejectable tray
wcd0: no disc inside, unlocked
wdc1 at 0x170-0x177 irq 15 flags 0xa0ffa0ff on isa
wdc1: unit 0 (wd2): <Maxtor 7540 AV>, 32-bit, multi-block-8
wd2: 514MB (1054368 sectors), 1046 cyls, 16 heads, 63 S/T, 512 B/S
sb0 at 0x220 irq 5 drq 1 on isa
snd0: <SoundBlaster 16 4.13>
sbxvi0 at ? drq 6 on isa
snd0: <SoundBlaster 16 4.13>
sbmidi0 at 0x330 on isa
snd0: <SoundBlaster MPU-401>
opl0 at 0x388 on isa
snd0: <Yamaha OPL3 FM>
joy0 at 0x201 on isa
joy0: joystick
npx0 on motherboard
npx0: INT 16 interface
apm0 on isa
apm: found APM BIOS version 1.2
IP packet filtering initialized, divert enabled, logging disabled
>How-To-Repeat:
I use this kernel config file:
#
# GENERIC -- Generic machine with WD/AHx/NCR/BTx family disks
#
# For more information read the handbook part System Administration ->
# Configuring the FreeBSD Kernel -> The Configuration File.
# The handbook is available in /usr/share/doc/handbook or online as
# latest version from the FreeBSD World Wide Web server
# <URL:http://www.FreeBSD.ORG/>
#
# An exhaustive list of options and more detailed explanations of the
# device lines is present in the ./LINT configuration file. If you are
# in doubt as to the purpose or necessity of a line, check first in LINT.
#
# $Id: GENERIC,v 1.102 1998/01/11 02:16:38 jkh Exp $
machine "i386"
cpu "I586_CPU"
cpu "I686_CPU"
ident CUSTOM
maxusers 100
options MATH_EMULATE #Support for x87 emulation
options INET #InterNETworking
options FFS #Berkeley Fast Filesystem
options NFS #Network Filesystem
options MSDOSFS #MSDOS Filesystem
options "CD9660" #ISO 9660 Filesystem
options PROCFS #Process filesystem
options "COMPAT_43" #Compatible with BSD 4.3 [KEEP THIS!]
options SCSI_DELAY=15 #Be pessimistic about Joe SCSI device
options BOUNCE_BUFFERS #include support for DMA bounce buffers
options UCONSOLE #Allow users to grab the console
options FAILSAFE #Be conservative
options USERCONFIG #boot -c editor
options VISUAL_USERCONFIG #visual boot -c editor
options "NO_F00F_HACK"
options PERFMON
options "MAXMEM=(128*1024)"
options IPFIREWALL
options IPDIVERT
options "VM86"
config kernel root on wd0
controller isa0
controller pnp0
controller snd0
device sb0 at isa? port 0x220 irq 5 drq 1 vector sbintr
device sbxvi0 at isa? drq 6
device sbmidi0 at isa? port 0x330
device opl0 at isa? port 0x388
device joy0 at isa? port "IO_GAME"
controller eisa0
controller pci0
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
controller wdc0 at isa? port "IO_WD1" bio irq 14 flags 0xa0ffa0ff vector
wdintr
disk wd0 at wdc0 drive 0
disk wd1 at wdc0 drive 1
controller wdc1 at isa? port "IO_WD2" bio irq 15 flags 0xa0ffa0ff vector
wdintr
disk wd2 at wdc1 drive 0
disk wd3 at wdc1 drive 1
options ATAPI #Enable ATAPI support for IDE bus
options ATAPI_STATIC #Don't do it as an LKM
device wcd0 #IDE CD-ROM
device wfd0
# A single entry for any of these controllers (ncr, ahb, ahc, amd) is
# sufficient for any number of installed devices.
controller ncr0
controller amd0
controller ahb0
controller ahc0
controller bt0 at isa? port "IO_BT0" bio irq ? vector bt_isa_intr
controller uha0 at isa? port "IO_UHA0" bio irq ? drq 5 vector uhaintr
controller aha0 at isa? port "IO_AHA0" bio irq ? drq 5 vector ahaintr
controller aic0 at isa? port 0x340 bio irq 11 vector aicintr
controller nca0 at isa? port 0x1f88 bio irq 10 vector ncaintr
controller nca1 at isa? port 0x350 bio irq 5 vector ncaintr
controller sea0 at isa? bio irq 5 iomem 0xc8000 iosiz 0x2000 vector seai
ntr
controller scbus0
device sd0
device od0 #See LINT for possible `od' options.
device st0
device cd0 #Only need one of these, the code dynamically grows
device wt0 at isa? port 0x300 bio irq 5 drq 1 vector wtintr
device mcd0 at isa? port 0x300 bio irq 10 vector mcdintr
controller matcd0 at isa? port 0x230 bio
device scd0 at isa? port 0x230 bio
# syscons is the default console driver, resembling an SCO console
device sc0 at isa? port "IO_KBD" tty irq 1 vector scintr
# Enable this and PCVT_FREEBSD for pcvt vt220 compatible console driver
#device vt0 at isa? port "IO_KBD" tty irq 1 vector pcrint
#options XSERVER # support for X server
#options FAT_CURSOR # start with block cursor
# If you have a ThinkPAD, uncomment this along with the rest of the PCVT lines
#options PCVT_SCANSET=2 # IBM keyboards are non-std
device npx0 at isa? port "IO_NPX" irq 13 vector npxintr
#
# Laptop support (see LINT for more options)
#
device apm0 at isa? conflicts # Advanced Power Management
# PCCARD (PCMCIA) support
#controller card0
#device pcic0 at card?
#device pcic1 at card?
device sio0 at isa? port "IO_COM1" flags 0x10 tty irq 4 vector sioin
tr
device sio1 at isa? port "IO_COM2" tty irq 3 vector siointr
device sio2 at isa? disable port "IO_COM3" tty irq 5 vector siointr
device sio3 at isa? port "IO_COM4" tty irq 11 vector siointr
device lpt0 at isa? port? tty irq 7 vector lptintr
device lpt1 at isa? port? tty
device mse0 at isa? port 0x23c tty irq 5 vector mseintr
device psm0 at isa? port "IO_KBD" conflicts tty irq 12 vector psmint
r
# Order is important here due to intrusive probes, do *not* alphabetize
# this list of network interfaces until the probes have been fixed.
# Right now it appears that the ie0 must be probed before ep0. See
# revision 1.20 of this file.
device de0
device fxp0
device vx0
ce ed0 at isa? port 0x280 net irq 10 iomem 0xd8000 vector edintr
device ie0 at isa? port 0x300 net irq 10 iomem 0xd0000 vector ieintr
device ep0 at isa? port 0x300 net irq 10 vector epintr
device ex0 at isa? port? net irq? vector exintr
device fe0 at isa? port 0x300 net irq ? vector feintr
device le0 at isa? port 0x300 net irq 5 iomem 0xd0000 vector le_intr
device lnc0 at isa? port 0x280 net irq 10 drq 0 vector lncintr
device ze0 at isa? port 0x300 net irq 10 iomem 0xd8000 vector zeintr
device zp0 at isa? port 0x300 net irq 10 iomem 0xd8000 vector zpintr
pseudo-device loop
pseudo-device ether
pseudo-device sl 1
pseudo-device ppp 2
pseudo-device tun 2
pseudo-device pty 256
pseudo-device gzip # Exec gzipped a.out's
pseudo-device vn 4
pseudo-device snp 4
pseudo-device bpfilter 4 #Berkeley packet filter
pseudo-device ether
pseudo-device sl 1
pseudo-device ppp 2
pseudo-device tun 2
pseudo-device pty 256
pseudo-device gzip # Exec gzipped a.out's
pseudo-device vn 4
pseudo-device snp 4
pseudo-device bpfilter 4 #Berkeley packet filter
# KTRACE enables the system-call tracing facility ktrace(2).
# This adds 4 KB bloat to your kernel, and slightly increases
# the costs of each syscall.
options KTRACE #kernel tracing
# This provides support for System V shared memory.
#
options "SHMMAX=(SHMMAXPGS*PAGE_SIZE+1)"
options SHMMAXPGS=4100
options SYSVSHM
options SYSVSEM
options SYSVMSG
options USER_LDT #allow user-level control of i386 ldt
>Fix:
>Audit-Trail:
>Unformatted:
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