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List:       linux-smp
Subject:    unexpected IO-APIC
From:       Frank Lozier <f.lozier () csuohio ! edu>
Date:       2000-11-27 5:18:32
[Download RAW message or body]

I suspect you've gotten hundreds of these already, but the message on my
screen DID say to send you an email so, just in case, here's the beginning
of my bootup messages.

Linux version 2.2.17 (root@darkstar) (gcc version egcs-2.91.66 19990314/Linux \
(egcs-1.1.2 release)) #3 SMP Wed Nov 22 00:17:53 EST 2000 Intel MultiProcessor \
Specification v1.4  Virtual Wire compatibility mode.
OEM ID: DELL     Product ID: WS 420       APIC at: 0xFEE00000
Processor #0 Pentium(tm) Pro APIC version 17
Processor #1 Pentium(tm) Pro APIC version 17
I/O APIC #2 Version 32 at 0xFEC00000.
Processors: 2
mapped APIC to ffffe000 (fee00000)
mapped IOAPIC to ffffd000 (fec00000)
Detected 797980 kHz processor.
Console: colour VGA+ 80x25
Calibrating delay loop... 1592.52 BogoMIPS
Memory: 127644k/130624k available (872k kernel code, 424k reserved, 1620k data, 64k \
init) Dentry hash table entries: 16384 (order 5, 128k)
Buffer cache hash table entries: 131072 (order 7, 512k)
Page cache hash table entries: 32768 (order 5, 128k)
Checking 386/387 coupling... OK, FPU using exception 16 error reporting.
Checking 'hlt' instruction... OK.
POSIX conformance testing by UNIFIX
mtrr: v1.35a (19990819) Richard Gooch (rgooch@atnf.csiro.au)
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
per-CPU timeslice cutoff: 50.04 usecs.
CPU0: Intel Pentium III (Coppermine) stepping 06
calibrating APIC timer ... 
..... CPU clock speed is 797.9372 MHz.
..... system bus clock speed is 132.9894 MHz.
Booting processor 1 eip 2000
Calibrating delay loop... 1595.80 BogoMIPS
Intel machine check reporting enabled on CPU#1.
OK.
CPU1: Intel Pentium III (Coppermine) stepping 06
Total of 2 processors activated (3188.33 BogoMIPS).
enabling symmetric IO mode... ...done.
ENABLING IO-APIC IRQs
...changing IO-APIC physical APIC ID to 2
init IO_APIC IRQs
 IO-APIC (apicid-pin) 2-0, 2-13, 2-20, 2-21, 2-22, 2-23 not connected.
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: 00170020
.......     : max redirection entries: 0017
.......     : IO APIC version: 0020
 WARNING: unexpected IO-APIC, please mail
          to linux-smp@vger.kernel.org
.... 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
 01 000 00  0    0    0   0   0    1    1    59
 02 0FF 0F  0    0    0   0   0    1    1    51
 03 000 00  0    0    0   0   0    1    1    61
 04 000 00  0    0    0   0   0    1    1    69
 05 000 00  0    0    0   0   0    1    1    71
 06 000 00  0    0    0   0   0    1    1    79
 07 000 00  0    0    0   0   0    1    1    81
 08 000 00  0    0    0   0   0    1    1    89
 09 000 00  0    0    0   0   0    1    1    91
 0a 000 00  0    0    0   0   0    1    1    99
 0b 000 00  0    0    0   0   0    1    1    A1
 0c 000 00  0    0    0   0   0    1    1    A9
 0d 000 00  1    0    0   0   0    0    0    00
 0e 000 00  0    0    0   0   0    1    1    B1
 0f 000 00  0    0    0   0   0    1    1    B9
 10 0FF 0F  1    1    0   1   0    1    1    C1
 11 0FF 0F  1    1    0   1   0    1    1    C9
 12 0FF 0F  1    1    0   1   0    1    1    D1
 13 0FF 0F  1    1    0   1   0    1    1    D9
 14 000 00  1    0    0   0   0    0    0    00
 15 000 00  1    0    0   0   0    0    0    00
 16 000 00  1    0    0   0   0    0    0    00
 17 000 00  1    0    0   0   0    0    0    00
IRQ to pin mappings:
IRQ0 -> 2
IRQ1 -> 1
IRQ3 -> 3
IRQ4 -> 4
IRQ5 -> 5
IRQ6 -> 6
IRQ7 -> 7
IRQ8 -> 8
IRQ9 -> 9
IRQ10 -> 10
IRQ11 -> 11
IRQ12 -> 12
IRQ14 -> 14
IRQ15 -> 15
IRQ16 -> 16
IRQ17 -> 17
IRQ18 -> 18
IRQ19 -> 19
.................................... done.
checking TSC synchronization across CPUs: passed.
PCI: PCI BIOS revision 2.10 entry at 0xfc03e
PCI: Probing PCI hardware
PCI->APIC IRQ transform: (B0,I31,P3) -> 19
PCI->APIC IRQ transform: (B0,I31,P1) -> 17
PCI->APIC IRQ transform: (B1,I0,P0) -> 16
PCI->APIC IRQ transform: (B2,I4,P0) -> 16
PCI->APIC IRQ transform: (B2,I6,P0) -> 18

--------------------

Frank Lozier
f.lozier@csuohio.edu

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