Date: Sat, 1 May 2004 12:31:22 -0700 (PDT) From: LukeD@pobox.com To: freebsd-questions@freebsd.org Subject: MP Config Table has bad signature: \^B Message-ID: <Pine.NEB.4.58.0405011224220.3306@otaku.freeshell.org>
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I get
"mptable_probe: MP Config Table has bad signature: \^B"
while the kernel is loading.
However after the kernel loads I can log in and run mptable and can't find
this bad signature anywhere.
What does this mean?
Here's the dmesg and mptable output:
dmesg
-------------------------
Copyright (c) 1992-2004 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
The Regents of the University of California. All rights reserved.
FreeBSD 5.2-CURRENT #0: Thu Apr 29 19:15:45 PDT 2004
root@kassandra.drake.net:/usr/obj/usr/src/sys/GENERIC
WARNING: WITNESS option enabled, expect reduced performance.
Preloaded elf kernel "/boot/kernel/kernel" at 0xc09a1000.
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Pentium/P54C (166.19-MHz 586-class CPU)
Origin = "GenuineIntel" Id = 0x52c Stepping = 12
Features=0x3bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8,APIC>
real memory = 50331648 (48 MB)
avail memory = 39731200 (37 MB)
mptable_probe: MP Config Table has bad signature: \^B
Intel Pentium detected, installing workaround for F00F bug
random: <entropy source, Software, Yarrow>
cpu0 on motherboard
npx0: [FAST]
npx0: <math processor> on motherboard
npx0: INT 16 interface
pcibios: BIOS version 2.10
pcib0: <Host to PCI bridge> at pcibus 0 on motherboard
pci0: <PCI bus> on pcib0
eisab0: <PCI-EISA bridge> at device 7.0 on pci0
eisa0: <EISA bus> on eisab0
mainboard0: <AMI7291 (System Board)> on eisa0 slot 0
isa0: <ISA bus> on eisab0
atapci0: <CMD 646 WDMA2 controller> port
0xffa0-0xffaf,0x376,0x170-0x177,0x3f6,0x1f0-0x1f7 irq 14 at device 8.0 on
pci0
atapci0: Reserved 0x10 bytes for rid 0x20 type 4 at 0xffa0
atapci0: Reserved 0x8 bytes for rid 0x10 type 4 at 0x1f0
atapci0: Reserved 0x1 bytes for rid 0x14 type 4 at 0x3f6
ata0: at 0x1f0 irq 14 on atapci0
atapci0: Reserved 0x8 bytes for rid 0x18 type 4 at 0x170
atapci0: Reserved 0x1 bytes for rid 0x1c type 4 at 0x376
ata1: at 0x170 irq 15 on atapci0
orm0: <Option ROM> at iomem 0xc0000-0xc5fff on isa0
pmtimer0 on isa0
atkbdc0: <Keyboard controller (i8042)> at port 0x64,0x60 on isa0
atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: [GIANT-LOCKED]
psm0: model IntelliMouse, device ID 3
ed0 at port 0x340-0x35f iomem 0xd8000-0xdbfff irq 3 on isa0
ed0: [GIANT-LOCKED]
ed0: Ethernet address: 00:40:05:71:84:78
type NE2000 (16 bit)
fdc0: <Enhanced floppy controller (i82077, NE72065 or clone)> at port
0x3f7,0x3f0-0x3f5 irq 6 drq 2 on isa0
fdc0: FIFO enabled, 8 bytes threshold
fd0: <1440-KB 3.5" drive> on fdc0 drive 0
ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
ppc0: SMC-like chipset (ECP/EPP/PS2/NIBBLE) in COMPATIBLE mode
ppc0: FIFO with 16/16/8 bytes threshold
ppbus0: <Parallel port bus> on ppc0
plip0: <PLIP network interface> on ppbus0
lpt0: <Printer> on ppbus0
lpt0: Interrupt-driven port
ppi0: <Parallel I/O> on ppbus0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 16550A
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
ata2: <Generic ESDI/IDE/ATA controller> at port 0x36e-0x36f,0x168-0x16f
irq 10 on isa0
unknown: <PNP0303> can't assign resources (port)
unknown: <PNP0f13> can't assign resources (irq)
unknown: <PNP0700> can't assign resources (port)
unknown: <PNP0500> can't assign resources (port)
unknown: <PNP0401> can't assign resources (port)
Timecounter "TSC" frequency 166194274 Hz quality 800
Timecounters tick every 10.000 msec
ad0: 9671MB <WDC AC310100B> [19650/16/63] at ata0-master WDMA2
acd0: CDRW <IOMEGA CDRW6400INT> at ata1-slave PIO4
Mounting root from ufs:/dev/ad0s1a
mptable
--------------------------
===============================================================================
MPTable, version 2.0.15
looking for EBDA pointer @ 0x040e, found, searching EBDA @ 0x0009fc00
searching CMOS 'top of mem' @ 0x0009f800 (638K)
searching default 'top of mem' @ 0x0009fc00 (639K)
searching BIOS @ 0x000f0000
MP FPS found in BIOS @ physical addr: 0x000fae40
-------------------------------------------------------------------------------
MP Floating Pointer Structure:
location: BIOS
physical address: 0x000fae40
signature: '_MP_'
length: 16 bytes
version: 1.1
checksum: 0x9d
mode: Virtual Wire
-------------------------------------------------------------------------------
MP Config Table Header:
physical address: 0x0009fd00
signature: ''
base table length: 0
version: 1.0
checksum: 0x00
OEM ID: 'c<9E>'
Product ID: '0<E6> '
OEM table pointer: 0x800001e4
OEM table size: 0
entry count: 21
local APIC address: 0xfee00000
extended table length: 0
extended table checksum: 0
-------------------------------------------------------------------------------
MP Config Base Table Entries:
--
Processors: APIC ID Version State Family Model Step
Flags
0 0x10 BSP, usable 5 2 12
0x03bf
1 0x10 AP, usable 5 2 12
0x03bf
--
Bus: Bus ID Type
0 PCI
1 EISA
--
I/O APICs: APIC ID Version State Address
14 0x11 usable 0xfec00000
--
I/O Ints: Type Polarity Trigger Bus ID IRQ APIC ID
PIN#
INT conforms conforms 1 1 14
1
INT conforms conforms 1 0 14
2
INT conforms conforms 1 3 14
3
INT conforms conforms 1 4 14
4
INT conforms conforms 1 5 14
5
INT conforms conforms 1 6 14
6
INT conforms conforms 1 7 14
7
INT conforms conforms 1 8 14
8
INT conforms conforms 1 9 14
9
INT conforms conforms 1 10 14
10
INT conforms conforms 1 11 14
11
INT conforms conforms 1 12 14
12
INT conforms conforms 1 13 14
13
INT conforms conforms 1 14 14
14
INT conforms conforms 1 15 14
15
--
Local Ints: Type Polarity Trigger Bus ID IRQ APIC ID
PIN#
NMI conforms conforms 0 0:A 255
1
===============================================================================
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