unexpected IO-APIC

I saw this message in /var/log/dmesg
Let me know if you need any more information.

Thanks.

Chris

Linux version 2.4.3-12smp ([email protected]) (gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-85)) #1 SMP Fri Jun 8 14:38:50 EDT 2001 BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 00000000000a0000 (usable)
BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 000000001ff77000 (usable)
BIOS-e820: 000000001ff77000 - 000000001ff79000 (ACPI NVS)
BIOS-e820: 000000001ff79000 - 0000000020000000 (reserved)
BIOS-e820: 00000000fec00000 - 00000000fec10000 (reserved)
BIOS-e820: 00000000fee00000 - 00000000fee10000 (reserved)
BIOS-e820: 00000000ffb00000 - 0000000100000000 (reserved)
hm, page 00001000 reserved twice.
found SMP MP-table at 000fe710
hm, page 000fe000 reserved twice.
hm, page 000ff000 reserved twice.
hm, page 00100000 reserved twice.
hm, page 000f0000 reserved twice.
hm, page 000f1000 reserved twice.
On node 0 totalpages: 130935
zone(0): 4096 pages.
zone(1): 126839 pages.
zone(2): 0 pages.
Intel MultiProcessor Specification v1.4
Virtual Wire compatibility mode.
OEM ID: DELL Product ID: WS 530 APIC at: 0xFEE00000
Processor #0 Pentium 4(tm) APIC version 20
Processor #1 Pentium 4(tm) APIC version 20
I/O APIC #2 Version 32 at 0xFEC00000.
Processors: 2
Kernel command line: auto BOOT_IMAGE=linux ro root=801 BOOT_FILE=/boot/vmlinuz-2.4.3-12smp hdc=ide-scsi
ide_setup: hdc=ide-scsi
Initializing CPU#0
Detected 1694.882 MHz processor.
Console: colour VGA+ 80x25
Calibrating delay loop... 3381.65 BogoMIPS
Memory: 507772k/523740k available (1337k kernel code, 11496k reserved, 104k data, 252k init, 0k highmem)
Dentry-cache hash table entries: 65536 (order: 7, 524288 bytes)
Buffer-cache hash table entries: 32768 (order: 5, 131072 bytes)
Page-cache hash table entries: 131072 (order: 8, 1048576 bytes)
Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
VFS: Diskquotas version dquot_6.5.0 initialized
CPU: Before vendor init, caps: 3febfbff 00000000 00000000, vendor = 0
CPU: L1 I cache: 12K, L1 D cache: 8K
CPU: L2 cache: 256K
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.

CPU: After vendor init, caps: 3febfbff 00000000 00000000 00000000
CPU:     After generic, caps: 3febfbff 00000000 00000000 00000000
CPU:             Common caps: 3febfbff 00000000 00000000 00000000

Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done. Checking 'hlt' instruction... OK.
POSIX conformance testing by UNIFIX
mtrr: v1.40 (20010327) Richard Gooch ([email protected])
mtrr: detected mtrr type: Intel
CPU: Before vendor init, caps: 3febfbff 00000000 00000000, vendor = 0
CPU: L1 I cache: 12K, L1 D cache: 8K
CPU: L2 cache: 256K
Intel machine check reporting enabled on CPU#0.

CPU: After vendor init, caps: 3febfbff 00000000 00000000 00000000
CPU:     After generic, caps: 3febfbff 00000000 00000000 00000000
CPU:             Common caps: 3febfbff 00000000 00000000 00000000
CPU0: Intel(R) Xeon(TM) CPU 1700MHz stepping 0a
per-CPU timeslice cutoff: 731.73 usecs.

enabled ExtINT on CPU#0
ESR value before enabling vector: 00000040
ESR value after enabling vector: 00000000
Booting processor 1/1 eip 3000
Initializing CPU#1
masked ExtINT on CPU#1
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Calibrating delay loop... 3381.65 BogoMIPS
CPU: Before vendor init, caps: 3febfbff 00000000 00000000, vendor = 0
CPU: L1 I cache: 12K, L1 D cache: 8K
CPU: L2 cache: 256K
Intel machine check reporting enabled on CPU#1.

CPU: After vendor init, caps: 3febfbff 00000000 00000000 00000000
CPU:     After generic, caps: 3febfbff 00000000 00000000 00000000
CPU:             Common caps: 3febfbff 00000000 00000000 00000000
CPU1: Intel(R) Xeon(TM) CPU 1700MHz stepping 0a

Total of 2 processors activated (6763.31 BogoMIPS). ENABLING IO-APIC IRQs
...changing IO-APIC physical APIC ID to 2 ... ok. init IO_APIC IRQs
IO-APIC (apicid-pin) 2-0, 2-13 not connected.
..TIMER: vector=49 pin1=2 pin2=0
number of MP IRQ sources: 44.
number of IO-APIC #2 registers: 24.
testing the IO APIC.......................

IO APIC #2......
.... register #00: 02000000
....... : physical APIC id: 02
.... register #01: 00178020
....... : max redirection entries: 0017
....... : IO APIC version: 0020
WARNING: unexpected IO-APIC, please mail
to [email protected]
WARNING: unexpected IO-APIC, please mail
to [email protected]
.... register #02: 00000000
....... : arbitration: 00
.... IRQ redirection table:
NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:

 00 000 00  1    0    0   0   0    0    0    00
 01 003 03  0    0    0   0   0    1    1    39
 02 003 03  0    0    0   0   0    1    1    31
 03 003 03  0    0    0   0   0    1    1    41
 04 003 03  0    0    0   0   0    1    1    49
 05 003 03  0    0    0   0   0    1    1    51
 06 003 03  0    0    0   0   0    1    1    59
 07 003 03  0    0    0   0   0    1    1    61
 08 003 03  0    0    0   0   0    1    1    69
 09 003 03  0    0    0   0   0    1    1    71
 0a 003 03  0    0    0   0   0    1    1    79
 0b 003 03  0    0    0   0   0    1    1    81
 0c 003 03  0    0    0   0   0    1    1    89
 0d 000 00  1    0    0   0   0    0    0    00
 0e 003 03  0    0    0   0   0    1    1    91
 0f 003 03  0    0    0   0   0    1    1    99
 10 003 03  1    1    0   1   0    1    1    A1
 11 003 03  1    1    0   1   0    1    1    A9
 12 003 03  1    1    0   1   0    1    1    B1
 13 003 03  1    1    0   1   0    1    1    B9
 14 003 03  1    1    0   1   0    1    1    C1
 15 003 03  1    1    0   1   0    1    1    C9
 16 003 03  1    1    0   1   0    1    1    D1
 17 003 03  1    1    0   1   0    1    1    D9

IRQ to pin mappings:
IRQ0 -> 0:2
IRQ1 -> 0:1
IRQ3 -> 0:3
IRQ4 -> 0:4
IRQ5 -> 0:5
IRQ6 -> 0:6
IRQ7 -> 0:7
IRQ8 -> 0:8
IRQ9 -> 0:9
IRQ10 -> 0:10
IRQ11 -> 0:11
IRQ12 -> 0:12
IRQ14 -> 0:14
IRQ15 -> 0:15
IRQ16 -> 0:16
IRQ17 -> 0:17
IRQ18 -> 0:18
IRQ19 -> 0:19
IRQ20 -> 0:20
IRQ21 -> 0:21
IRQ22 -> 0:22
IRQ23 -> 0:23
.................................... done.
Using local APIC timer interrupts.
calibrating APIC timer ...
..... CPU clock speed is 1694.8714 MHz.
..... host bus clock speed is 99.6982 MHz.
cpu: 0, clocks: 996982, slice: 332327
CPU0<T0:996976,T1:664640,D:9,S:332327,C:996982>
cpu: 1, clocks: 996982, slice: 332327
CPU1<T0:996976,T1:332320,D:2,S:332327,C:996982>
checking TSC synchronization across CPUs: passed.
PCI: PCI BIOS revision 2.10 entry at 0xfbe8e, last bus=4
PCI: Using configuration type 1
PCI: Probing PCI hardware
Unknown bridge resource 0: assuming transparent
Unknown bridge resource 2: assuming transparent
Unknown bridge resource 2: assuming transparent
Unknown bridge resource 2: assuming transparent
PCI: Using IRQ router PIIX [8086/2440] at 00:1f.0
PCI->APIC IRQ transform: (B0,I31,P3) -> 19
PCI->APIC IRQ transform: (B0,I31,P1) -> 17
PCI->APIC IRQ transform: (B0,I31,P2) -> 23
PCI->APIC IRQ transform: (B0,I31,P1) -> 17
PCI->APIC IRQ transform: (B1,I0,P0) -> 16
PCI->APIC IRQ transform: (B3,I14,P0) -> 22
PCI->APIC IRQ transform: (B4,I11,P0) -> 23
PCI->APIC IRQ transform: (B4,I12,P0) -> 16
PCI->APIC IRQ transform: (B4,I13,P0) -> 17
got res[fe400000:fe400fff] for resource 0 of Intel Corporation 82806AA PCI64 Hub Advanced Programmable Interrupt Controller
isapnp: Scanning for PnP cards...
isapnp: No Plug & Play device found
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Initializing RT netlink socket
apm: BIOS version 1.2 Flags 0x03 (Driver version 1.14)
apm: disabled - APM is not SMP safe.
Starting kswapd v1.8
Detected PS/2 Mouse Port.
pty: 2048 Unix98 ptys configured
block: queued sectors max/low 337197kB/206125kB, 1024 slots per queue
RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
Uniform Multi-Platform E-IDE driver Revision: 6.31
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
PIIX4: IDE controller on PCI bus 00 dev f9
PIIX4: chipset revision 4
PIIX4: not 100% native mode: will probe irqs later

    ide1: BM-DMA at 0xffa8-0xffaf, BIOS settings: hdc:DMA, hdd:pio

hdc: _NEC CD-RW NR-7800A, ATAPI CD/DVD-ROM drive
ide1 at 0x170-0x177,0x376 on irq 15
Floppy drive(s): fd0 is 1.44M
FDC 0 is a National Semiconductor PC87306
RAMDISK: Compressed image found at block 0
Freeing initrd memory: 355k freed
Serial driver version 5.05a (2001-03-20) with MANY_PORTS MULTIPORT SHARE_IRQ SERIAL_PCI ISAPNP enabled ttyS00 at 0x03f8 (irq = 4) is a 16550A
ttyS01 at 0x02f8 (irq = 3) is a 16550A
Real Time Clock Driver v1.10d
md driver 0.90.0 MAX_MD_DEVS=256, MD_SB_DISKS=27
md.c: sizeof(mdp_super_t) = 4096
autodetecting RAID arrays
autorun ...
... autorun DONE.
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP, IGMP
IP: routing cache hash table of 4096 buckets, 32Kbytes
TCP: Hash tables configured (established 32768 bind 32768)
Linux IP multicast router 0.06 plus PIM-SM
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
EXT2-fs warning: checktime reached, running e2fsck is recommended
VFS: Mounted root (ext2 filesystem).
SCSI subsystem driver Revision: 1.00
(scsi0) <Adaptec AIC-7892 Ultra 160/m SCSI host adapter> found at PCI 3/14/0
(scsi0) Wide Channel, SCSI ID=7, 32/255 SCBs
(scsi0) Downloading sequencer code... 396 instructions downloaded
(scsi1) <Adaptec AIC-7892 Ultra 160/m SCSI host adapter> found at PCI 4/13/0
(scsi1) Wide Channel, SCSI ID=7, 32/255 SCBs
(scsi1) Downloading sequencer code... 396 instructions downloaded
scsi0 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.2.4/5.2.0
<Adaptec AIC-7892 Ultra 160/m SCSI host adapter>
scsi1 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.2.4/5.2.0
<Adaptec AIC-7892 Ultra 160/m SCSI host adapter>
Vendor: FUJITSU Model: MAN3184MP Rev: 5505
Type: Direct-Access ANSI SCSI revision: 03
Attached scsi disk sda at scsi0, channel 0, id 0, lun 0
(scsi0:0:0:0) Synchronous at 160.0 Mbyte/sec, offset 127.
SCSI device sda: 35566478 512-byte hdwr sectors (18210 MB)
Partition check:
sda: sda1 sda2 < sda5 sda6 sda7 sda8 >
VFS: Mounted root (ext2 filesystem) readonly.
change_root: old root has d_count=3
Trying to unmount old root ... okay
Freeing unused kernel memory: 252k freed
Adding Swap: 1052216k swap-space (priority -1)
usb.c: registered new driver usbdevfs
usb.c: registered new driver hub
usb-uhci.c: $Revision: 1.251 $ time 14:56:08 Jun 8 2001
usb-uhci.c: High bandwidth mode enabled
PCI: Setting latency timer of device 00:1f.2 to 64
usb-uhci.c: USB UHCI at I/O 0xff80, IRQ 19
usb-uhci.c: Detected 2 ports
usb.c: new USB bus registered, assigned bus number 1
hub.c: USB hub found
hub.c: 2 ports detected
PCI: Setting latency timer of device 00:1f.4 to 64
usb-uhci.c: USB UHCI at I/O 0xff60, IRQ 23
usb-uhci.c: Detected 2 ports
usb.c: new USB bus registered, assigned bus number 2
hub.c: USB hub found
hub.c: 2 ports detected
scsi2 : SCSI host adapter emulation for IDE ATAPI devices
Vendor: _NEC Model: NR-7800A Rev: 1.07
Type: CD-ROM ANSI SCSI revision: 02