unexpected IO-APIC
Linux version 2.4.20-19.9 (root@rotwang) (gcc version 3.2.2 20030222 (Red Hat Linux 3.2.2-5)) #1 Die Aug 5 14:15:59 CEST 2003 BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 000000000009bc00 (usable)
BIOS-e820: 000000000009bc00 - 000000000009c000 (reserved)
BIOS-e820: 00000000000e8000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 000000001ffc0000 (usable)
BIOS-e820: 000000001ffc0000 - 000000001fff8000 (ACPI data)
BIOS-e820: 000000001fff8000 - 0000000020000000 (ACPI NVS)
BIOS-e820: 00000000fec00000 - 00000000fec01000 (reserved)
BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
BIOS-e820: 00000000ffb80000 - 00000000ffc00000 (reserved)
BIOS-e820: 00000000fff00000 - 0000000100000000 (reserved)
511MB LOWMEM available.
found SMP MP-table at 000ff780
hm, page 000ff000 reserved twice.
hm, page 00100000 reserved twice.
hm, page 000f1000 reserved twice.
hm, page 000f2000 reserved twice.
On node 0 totalpages: 131008
zone(0): 4096 pages.
zone(1): 126912 pages.
zone(2): 0 pages.
ACPI: Searched entire block, no RSDP was found.
ACPI: RSDP located at physical address c00ff980
RSD PTR v0 [AMI ]__va_range(0x1fff0000, 0x68): idx=10 mapped at ffff5000
ACPI table found: RSDT v1 [D845WD WD84510A 8194.4632]__va_range(0x1fff1000, 0x24): idx=10 mapped at ffff5000__va_range(0x1fff1000, 0x74): idx=10 mapped at ffff5000
ACPI table found: FACP v1 [D845WD WD84510A 8194.4632]__va_range(0x1ffe2f75, 0x24): idx=10 mapped at ffff5000__va_range(0x1ffe2f75, 0x68): idx=10 mapped at ffff5000
ACPI table found: APIC v1 [D845WD WD84510A 8194.4632]__va_range(0x1ffe2f75, 0x68): idx=10 mapped at ffff5000
LAPIC (acpi_id[0x0001] id[0x0] enabled[1])
CPU 0 (0x0000) enabledProcessor #0 Pentium 4(tm) XEON(tm) APIC version 16
LAPIC_NMI (acpi_id[0x0001] polarity[0x0] trigger[0x0] lint[0x1])
LAPIC (acpi_id[0x0002] id[0x1] enabled[0])
CPU 1 (0x0100) disabledLAPIC_NMI (acpi_id[0x0002] polarity[0x0] trigger[0x0] lint[0x1])
IOAPIC (id[0x2] address[0xfec00000] global_irq_base[0x0])INT_SRC_OVR (bus[0] irq[0x9] global_irq[0x9] polarity[0x1] trigger[0x3])INT_SRC_OVR (bus[0] irq[0x0] global_irq[0x2] polarity[0x0] trigger[0x0])
2 CPUs total
Local APIC address fee00000__va_range(0x1ffe2fdd, 0x24): idx=10 mapped at ffff5000__va_range(0x1ffe2fdd, 0x35): idx=10 mapped at ffff5000
ACPI table found: SSDT v1 [D845WD WD84510A 0.1]
Enabling the CPU's according to the ACPI table
Intel MultiProcessor Specification v1.4
Virtual Wire compatibility mode.
OEM ID: INTEL Product ID: D845EWD APIC at: 0xFEE00000
I/O APIC #2 Version 32 at 0xFEC00000.
Enabling APIC mode: Flat. Using 1 I/O APICs
Processors: 1
Kernel command line: ro root=/dev/sda3 vga=789
Initializing CPU#0
Detected 2392.059 MHz processor.
Console: colour dummy device 80x25
Calibrating delay loop... 4771.02 BogoMIPS
Memory: 511944k/524032k available (1772k kernel code, 9508k reserved, 391k data, 152k init, 0k highmem) Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
Inode cache hash table entries: 32768 (order: 6, 262144 bytes)
Mount cache hash table entries: 512 (order: 0, 4096 bytes)
Buffer-cache hash table entries: 32768 (order: 5, 131072 bytes)
Page-cache hash table entries: 131072 (order: 7, 524288 bytes)
CPU: Trace cache: 12K uops, L1 D cache: 8K
CPU: L2 cache: 512K
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
CPU: After generic, caps: bfebfbff 00000000 00000000 00000000 CPU: Common caps: bfebfbff 00000000 00000000 00000000 CPU: Intel(R) Pentium(R) 4 CPU 2.40GHz stepping 07
Enabling fast FPU save and restore... done. Enabling unmasked SIMD FPU exception support... done. Checking 'hlt' instruction... OK.
POSIX conformance testing by UNIFIX
enabled ExtINT on CPU#0
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000 ENABLING IO-APIC IRQs
Setting 2 in the phys_id_present_map
...changing IO-APIC physical APIC ID to 2 ... ok. init IO_APIC IRQs
IO-APIC (apicid-pin) 2-0, 2-16, 2-22, 2-23 not connected.
..TIMER: vector=0x31 pin1=2 pin2=0
number of MP IRQ sources: 23.
number of IO-APIC #2 registers: 24.
testing the IO APIC.......................
IO APIC #2......
.... register #00: 02008000
....... : physical APIC id: 02
An unexpected IO-APIC was found. If this kernel release is less than three months old please report this to [email protected] .... register #01: 00178020
....... : max redirection entries: 0017 ....... : PRQ implemented: 1 ....... : IO APIC version: 0020
.... 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 0FF 0F 0 0 0 0 0 1 1 39 02 0FF 0F 0 0 0 0 0 1 1 31 03 0FF 0F 0 0 0 0 0 1 1 41 04 0FF 0F 0 0 0 0 0 1 1 49 05 0FF 0F 0 0 0 0 0 1 1 51 06 0FF 0F 0 0 0 0 0 1 1 59 07 0FF 0F 0 0 0 0 0 1 1 61 08 0FF 0F 0 0 0 0 0 1 1 69 09 0FF 0F 1 1 0 0 0 1 1 71 0a 0FF 0F 0 0 0 0 0 1 1 79 0b 0FF 0F 0 0 0 0 0 1 1 81 0c 0FF 0F 0 0 0 0 0 1 1 89 0d 0FF 0F 0 0 0 0 0 1 1 91 0e 0FF 0F 0 0 0 0 0 1 1 99 0f 0FF 0F 0 0 0 0 0 1 1 A1 10 000 00 1 0 0 0 0 0 0 00 11 0FF 0F 1 1 0 1 0 1 1 A9 12 0FF 0F 1 1 0 1 0 1 1 B1 13 0FF 0F 1 1 0 1 0 1 1 B9 14 0FF 0F 1 1 0 1 0 1 1 C1 15 0FF 0F 1 1 0 1 0 1 1 C9 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 -> 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
IRQ13 -> 0:13
IRQ14 -> 0:14
IRQ15 -> 0:15
IRQ17 -> 0:17
IRQ18 -> 0:18
IRQ19 -> 0:19
IRQ20 -> 0:20
IRQ21 -> 0:21
.................................... done.
Using local APIC timer interrupts.
calibrating APIC timer ...
..... CPU clock speed is 2391.9520 MHz.
..... host bus clock speed is 132.8860 MHz.
cpu: 0, clocks: 1328860, slice: 664430 CPU0<T0:1328848,T1:664416,D:2,S:664430,C:1328860>
mtrr: v1.40 (20010327) Richard Gooch ([email protected])
mtrr: detected mtrr type: Intel
PCI: PCI BIOS revision 2.10 entry at 0xfda95, last bus=2
PCI: Using configuration type 1
PCI: Probing PCI hardware
Transparent bridge - PCI device 8086:244e
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) -> 18 PCI->APIC IRQ transform: (B2,I9,P0) -> 21 PCI->APIC IRQ transform: (B2,I12,P0) -> 18 PCI->APIC IRQ transform: (B2,I13,P0) -> 19 PCI->APIC IRQ transform: (B2,I15,P0) -> 20