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List:       linux-smp
Subject:    WARNING: unexpected IO-APIC
From:       Josh Wilcox <Joshua.Wilcox () Colorado ! EDU>
Date:       2002-06-23 23:29:07
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Running Red Hat 7.0.  Thank you. :-)
From /var/log/messages:

Jun 23 16:44:31 mat kernel: Booting processor 1 eip 2000
Jun 23 16:44:31 mat kernel: Calibrating delay loop... 1985.74 BogoMIPS
Jun 23 16:44:31 mat kernel: Intel machine check reporting enabled on CPU#1.
Jun 23 16:44:31 mat kernel: OK.
Jun 23 16:44:31 mat kernel: CPU1: Intel Pentium III (Coppermine) stepping 06
Jun 23 16:44:31 mat kernel: Total of 2 processors activated (3964.93 BogoMIPS).
Jun 23 16:44:31 mat kernel: enabling symmetric IO mode... ...done.
Jun 23 16:44:31 mat kernel: ENABLING IO-APIC IRQs
Jun 23 16:44:31 mat kernel: ...changing IO-APIC physical APIC ID to 2
Jun 23 16:44:31 mat kernel: init IO_APIC IRQs
Jun 23 16:44:31 mat kernel:  IO-APIC (apicid-pin) 2-0, 2-13, 2-20, 2-21, 2-22,
2-23 not connected.
Jun 23 16:44:31 mat kernel: number of MP IRQ sources: 44.
Jun 23 16:44:31 mat kernel: number of IO-APIC #2 registers: 24.
Jun 23 16:44:31 mat kernel: testing the IO APIC.......................
Jun 23 16:44:31 mat kernel: 
Jun 23 16:44:31 mat kernel: IO APIC #2......
Jun 23 16:44:31 mat kernel: .... register #00: 02000000
Jun 23 16:44:31 mat kernel: .......    : physical APIC id: 02
Jun 23 16:44:31 mat kernel: .... register #01: 00170020
Jun 23 16:44:31 mat kernel: .......     : max redirection entries: 0017
Jun 23 16:44:31 mat kernel: .......     : IO APIC version: 0020
Jun 23 16:44:31 mat kernel:  WARNING: unexpected IO-APIC, please mail
Jun 23 16:44:31 mat kernel:           to linux-smp@vger.kernel.org
Jun 23 16:44:31 mat kernel: .... register #02: 00000000
Jun 23 16:44:31 mat kernel: .......     : arbitration: 00
Jun 23 16:44:31 mat kernel: .... IRQ redirection table:
Jun 23 16:44:31 mat kernel:  NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:   
Jun 23 16:44:31 mat kernel:  00 000 00  1    0    0   0   0    0    0    00
Jun 23 16:44:31 mat kernel:  01 000 00  0    0    0   0   0    1    1    59
Jun 23 16:44:31 mat kernel:  02 0FF 0F  0    0    0   0   0    1    1    51
Jun 23 16:44:31 mat kernel:  03 000 00  0    0    0   0   0    1    1    61
Jun 23 16:44:31 mat kernel:  04 000 00  0    0    0   0   0    1    1    69
Jun 23 16:44:31 mat kernel:  05 000 00  0    0    0   0   0    1    1    71
Jun 23 16:44:31 mat kernel:  06 000 00  0    0    0   0   0    1    1    79
Jun 23 16:44:31 mat kernel:  07 000 00  0    0    0   0   0    1    1    81
Jun 23 16:44:31 mat kernel:  08 000 00  0    0    0   0   0    1    1    89
Jun 23 16:44:31 mat kernel:  09 000 00  0    0    0   0   0    1    1    91
Jun 23 16:44:31 mat kernel:  0a 000 00  0    0    0   0   0    1    1    99
Jun 23 16:44:31 mat kernel:  0b 000 00  0    0    0   0   0    1    1    A1
Jun 23 16:44:31 mat kernel:  0c 000 00  0    0    0   0   0    1    1    A9
Jun 23 16:44:31 mat kernel:  0d 000 00  1    0    0   0   0    0    0    00
Jun 23 16:44:31 mat kernel:  0e 000 00  0    0    0   0   0    1    1    B1
Jun 23 16:44:31 mat kernel:  0f 000 00  0    0    0   0   0    1    1    B9
Jun 23 16:44:31 mat kernel:  10 0FF 0F  1    1    0   1   0    1    1    C1
Jun 23 16:44:31 mat kernel:  11 0FF 0F  1    1    0   1   0    1    1    C9
Jun 23 16:44:31 mat kernel:  12 0FF 0F  1    1    0   1   0    1    1    D1
Jun 23 16:44:31 mat kernel:  13 0FF 0F  1    1    0   1   0    1    1    D9
Jun 23 16:44:31 mat kernel:  14 000 00  1    0    0   0   0    0    0    00
Jun 23 16:44:31 mat kernel:  15 000 00  1    0    0   0   0    0    0    00
Jun 23 16:44:31 mat kernel:  16 000 00  1    0    0   0   0    0    0    00
Jun 23 16:44:31 mat kernel:  17 000 00  1    0    0   0   0    0    0    00
Jun 23 16:44:31 mat kernel: .................................... done.
Jun 23 16:44:31 mat kernel: checking TSC synchronization across CPUs: passed.
Jun 23 16:44:31 mat kernel: PCI: PCI BIOS revision 2.10 entry at 0xfc03e
Jun 23 16:44:31 mat kernel: PCI: Using configuration type 1
Jun 23 16:44:31 mat kernel: PCI: Probing PCI hardware
Jun 23 16:44:31 mat kernel: PCI->APIC IRQ transform: (B0,I31,P3) -> 19
Jun 23 16:44:31 mat portmap: portmap startup succeeded
Jun 23 16:44:31 mat kernel: PCI->APIC IRQ transform: (B0,I31,P1) -> 17
Jun 23 16:44:31 mat kernel: PCI->APIC IRQ transform: (B1,I0,P0) -> 16
Jun 23 16:44:31 mat kernel: PCI->APIC IRQ transform: (B2,I4,P0) -> 16
Jun 23 16:44:31 mat kernel: PCI->APIC IRQ transform: (B2,I6,P0) -> 18
Jun 23 16:44:31 mat kernel: PCI->APIC IRQ transform: (B3,I10,P0) -> 18
Jun 23 16:44:31 mat kernel: PCI->APIC IRQ transform: (B3,I10,P1) -> 19
Jun 23 16:44:31 mat kernel: Linux NET4.0 for Linux 2.2



Jun 23 16:44:31 mat kernel: RAM disk driver initialized:  16 RAM disks of 4096K size
Jun 23 16:44:31 mat kernel: PCI_IDE: unknown IDE controller on PCI bus 00 device
f9, VID=8086, DID=2411
Jun 23 16:44:31 mat kernel: PCI_IDE: not 100%% native mode: will probe irqs later


From /proc/pci:
  Bus  0, device  31, function  1:
    IDE interface: Intel Unknown device (rev 2).
      Vendor id=8086. Device id=2411.
      Medium devsel.  Fast back-to-back capable.  Master Capable.  No bursts.
      I/O at 0xffa0 [0xffa1].
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