spurious 8259A interrupt: IRQ7.?! Was hat das zu Bedeuten

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h0nig
Posts: 51
Joined: 2004-07-14 17:03
Location: /dev/null

spurious 8259A interrupt: IRQ7.?! Was hat das zu Bedeuten

Post by h0nig » 2005-01-30 16:51

Was hat die Meldung "spurious 8259A interrupt: IRQ7." zuheisen?
Oder hab ich noch mehr fehler in meiner Konfiguration?
Kernel ist ein 2.4.18-bf2.4
Board a7a266
Cpu Athlon 1,3 ghz
System Debian Woody

Dmesg:
Linux version 2.4.18-bf2.4 (root@gluck) (gcc version 2.95.4 20011002 (Debian prerelease)) #1 Mon Apr 12 11:37:50 UTC 2004
BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 00000000000a0000 (usable)
BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 0000000007fec000 (usable)
BIOS-e820: 0000000007fec000 - 0000000007fef000 (ACPI data)
BIOS-e820: 0000000007fef000 - 0000000007fff000 (reserved)
BIOS-e820: 0000000007fff000 - 0000000008000000 (ACPI NVS)
BIOS-e820: 00000000ffff0000 - 0000000100000000 (reserved)
On node 0 totalpages: 32748
zone(0): 4096 pages.
zone(1): 28652 pages.
zone(2): 0 pages.
Local APIC disabled by BIOS -- reenabling.
Found and enabled local APIC!
Kernel command line: root=/dev/hda2 pci=biosirq
Initializing CPU#0
Detected 1343.141 MHz processor.
Console: colour VGA+ 80x25
Calibrating delay loop... 2680.42 BogoMIPS
Memory: 125608k/130992k available (1785k kernel code, 5000k reserved, 549k data, 280k init, 0k highmem)
Dentry-cache hash table entries: 16384 (order: 5, 131072 bytes)
Inode-cache hash table entries: 8192 (order: 4, 65536 bytes)
Mount-cache hash table entries: 2048 (order: 2, 16384 bytes)
Buffer-cache hash table entries: 4096 (order: 2, 16384 bytes)
Page-cache hash table entries: 32768 (order: 5, 131072 bytes)
CPU: Before vendor init, caps: 0183fbff c1c7fbff 00000000, vendor = 2
CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
CPU: L2 Cache: 256K (64 bytes/line)
CPU: After vendor init, caps: 0183fbff c1c7fbff 00000000 00000000
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
CPU: After generic, caps: 0183fbff c1c7fbff 00000000 00000000
CPU: Common caps: 0183fbff c1c7fbff 00000000 00000000
CPU: AMD Athlon(TM)Processor stepping 02
Enabling fast FPU save and restore... done.
Checking 'hlt' instruction... OK.
Checking for popad bug... OK.
POSIX conformance testing by UNIFIX
enabled ExtINT on CPU#0
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Using local APIC timer interrupts.
calibrating APIC timer ...
..... CPU clock speed is 1343.2927 MHz.
..... host bus clock speed is 268.6585 MHz.
cpu: 0, clocks: 2686585, slice: 1343292
CPU0<T0:2686576,T1:1343280,D:4,S:1343292,C:2686585>
mtrr: v1.40 (20010327) Richard Gooch (rgooch@atnf.csiro.au)
mtrr: detected mtrr type: Intel
PCI: PCI BIOS revision 2.10 entry at 0xf1170, last bus=1
PCI: Using configuration type 1
PCI: Probing PCI hardware
PCI: Using IRQ router ALI [10b9/1533] at 00:07.0
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Initializing RT netlink socket
Starting kswapd
VFS: Diskquotas version dquot_6.4.0 initialized
Journalled Block Device driver loaded
vga16fb: initializing
vga16fb: mapped to 0xc00a0000
Console: switching to colour frame buffer device 80x30
fb0: VGA16 VGA frame buffer device
Detected PS/2 Mouse Port.
pty: 256 Unix98 ptys configured
Serial driver version 5.05c (2001-07-08) with MANY_PORTS SHARE_IRQ SERIAL_PCI enabled
ttyS00 at 0x03f8 (irq = 4) is a 16550A
ttyS01 at 0x02f8 (irq = 3) is a 16550A
Real Time Clock Driver v1.10e
block: 128 slots per queue, batch=32
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
ALI15X3: IDE controller on PCI bus 00 dev 20
PCI: No IRQ known for interrupt pin A of device 00:04.0.
ALI15X3: chipset revision 196
ALI15X3: not 100% native mode: will probe irqs later
ide0: BM-DMA at 0xb400-0xb407, BIOS settings: hda:DMA, hdb:pio
ide1: BM-DMA at 0xb408-0xb40f, BIOS settings: hdc:DMA, hdd:pio
hda: ST320430A, ATA DISK drive
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
hdc: MATSHITADVD-ROM SR-8586, ATAPI CD/DVD-ROM drive
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
ide1 at 0x170-0x177,0x376 on irq 15
hda: 40079088 sectors (20520 MB) w/512KiB Cache, CHS=2494/255/63, UDMA(66)
hdc: ATAPI 48X DVD-ROM drive, 512kB Cache, UDMA(33)
Uniform CD-ROM driver Revision: 3.12
ide-floppy driver 0.97.sv
Partition check:
hda: hda1 hda2 hda3 hda4
Floppy drive(s): fd0 is 1.44M
FDC 0 is a post-1991 82077
Loading I2O Core - (c) Copyright 1999 Red Hat Software
I2O configuration manager v 0.04.
(C) Copyright 1999 Red Hat Software
loop: loaded (max 8 devices)
Compaq CISS Driver (v 2.4.5)
8139cp 10/100 PCI Ethernet driver v0.0.6 (Nov 19, 2001)
8139cp: pci dev 00:0b.0 (id 10ec:8139 rev 10) is not an 8139C+ compatible chip
8139cp: Try the "8139too" driver instead.
8139too Fast Ethernet driver 0.9.24
PCI: Found IRQ 10 for device 00:0b.0
eth0: RealTek RTL8139 Fast Ethernet at 0xc881a000, 00:10:a7:03:77:f0, IRQ 10
eth0: Identified 8139 chip type 'RTL-8139B'
HDLC support module revision 1.02 for Linux 2.4
Cronyx Ltd, Synchronous PPP and CISCO HDLC (c) 1994
Linux port (c) 1998 Building Number Three Ltd & Jan "Yenya" Kasprzak.
ide-floppy driver 0.97.sv
Promise Fasttrak(tm) Softwareraid driver 0.03beta: No raid array found
Highpoint HPT370 Softwareraid driver for linux version 0.01
No raid array found
SCSI subsystem driver Revision: 1.00
Red Hat/Adaptec aacraid driver, Apr 12 2004
DC390: 0 adapters found
3ware Storage Controller device driver for Linux v1.02.00.016.
3w-xxxx: No cards with valid units found.
request_module[scsi_hostadapter]: Root fs not mounted
request_module[scsi_hostadapter]: Root fs not mounted
i2o_scsi.c: Version 0.0.1
chain_pool: 0 bytes @ c7fe9e60
(512 byte buffers X 4 can_queue X 0 i2o controllers)
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP, IGMP
IP: routing cache hash table of 512 buckets, 4Kbytes
TCP: Hash tables configured (established 8192 bind 8192)
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
kjournald starting. Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
VFS: Mounted root (ext3 filesystem) readonly.
Freeing unused kernel memory: 280k freed
Adding Swap: 498004k swap-space (priority -1)
EXT3 FS 2.4-0.9.17, 10 Jan 2002 on ide0(3,2), internal journal
PCI: Found IRQ 12 for device 00:0a.0
3c59x: Donald Becker and others. http://www.scyld.com/network/vortex.html
00:0a.0: 3Com PCI 3c905C Tornado at 0xa400. Vers LK1.1.16
kjournald starting. Commit interval 5 seconds
EXT3 FS 2.4-0.9.17, 10 Jan 2002 on ide0(3,1), internal journal
EXT3-fs: mounted filesystem with ordered data mode.
EXT3-fs: Unrecognized mount option notail
eth0: Setting 100mbps full-duplex based on auto-negotiated partner ability 41e1.
CSLIP: code copyright 1989 Regents of the University of California
PPP generic driver version 2.4.1
spurious 8259A interrupt: IRQ7.
lspci -v:
00:00.0 Host bridge: Acer Laboratories Inc. [ALi]: Unknown device 1647 (rev 04)
Flags: bus master, medium devsel, latency 0
Memory at f0000000 (32-bit, prefetchable)
Capabilities: [b0] AGP version 2.0
Capabilities: [a4] Power Management version 1

00:01.0 PCI bridge: Acer Laboratories Inc. [ALi] M5247 (prog-if 00 [Normal decode])
Flags: bus master, slow devsel, latency 0
Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
I/O behind bridge: 0000d000-0000dfff
Memory behind bridge: e7000000-e7dfffff
Prefetchable memory behind bridge: e7f00000-efffffff

00:02.0 USB Controller: Acer Laboratories Inc. [ALi] M5237 USB (rev 03) (prog-if 10 [OHCI])
Subsystem: Acer Laboratories Inc. [ALi] M5237 USB
Flags: bus master, medium devsel, latency 32, IRQ 9
Memory at e6800000 (32-bit, non-prefetchable)
Capabilities: [60] Power Management version 2

00:04.0 IDE interface: Acer Laboratories Inc. [ALi] M5229 IDE (rev c4) (prog-if fa)
Subsystem: Asustek Computer, Inc.: Unknown device 8053
Flags: bus master, medium devsel, latency 32
I/O ports at b400
Capabilities: [60] Power Management version 2

00:05.0 Multimedia audio controller: C-Media Electronics Inc CM8738 (rev 10)
Subsystem: Asustek Computer, Inc.: Unknown device 80e2
Flags: bus master, stepping, medium devsel, latency 32, IRQ 9
I/O ports at b000
Capabilities: [c0] Power Management version 2

00:06.0 USB Controller: Acer Laboratories Inc. [ALi] M5237 USB (rev 03) (prog-if 10 [OHCI])
Subsystem: Acer Laboratories Inc. [ALi] M5237 USB
Flags: bus master, medium devsel, latency 32, IRQ 5
Memory at e5800000 (32-bit, non-prefetchable)
Capabilities: [60] Power Management version 2

00:07.0 ISA bridge: Acer Laboratories Inc. [ALi] M1533 PCI to ISA Bridge [Aladdin IV]
Subsystem: Acer Laboratories Inc. [ALi] ALI M1533 Aladdin IV ISA Bridge
Flags: bus master, medium devsel, latency 0
Capabilities: [a0] Power Management version 1

00:0a.0 Ethernet controller: 3Com Corporation 3c905C-TX [Fast Etherlink] (rev 78)
Subsystem: 3Com Corporation 3C905C-TX Fast Etherlink for PC Management NIC
Flags: bus master, medium devsel, latency 32, IRQ 12
I/O ports at a400
Memory at e4800000 (32-bit, non-prefetchable)
Expansion ROM at <unassigned> [disabled]
Capabilities: [dc] Power Management version 2

00:0b.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139 (rev 10)
Subsystem: Unex Technology Corp. ND010
Flags: bus master, medium devsel, latency 32, IRQ 10
I/O ports at a000
Memory at e4000000 (32-bit, non-prefetchable)
Capabilities: [50] Power Management version 2

00:11.0 Bridge: Acer Laboratories Inc. [ALi] M7101 PMU
Flags: medium devsel

01:00.0 VGA compatible controller: ATI Technologies Inc Radeon VE QY (prog-if 00 [VGA])
Subsystem: ATI Technologies Inc: Unknown device 013a
Flags: bus master, VGA palette snoop, stepping, 66Mhz, medium devsel, latency 64, IRQ 11
Memory at e8000000 (32-bit, prefetchable) [size=128M]
I/O ports at d800 [size=256]
Memory at e7000000 (32-bit, non-prefetchable) [size=64K]
Expansion ROM at e7fe0000 [disabled] [size=128K]
Capabilities: [58] AGP version 2.0
Capabilities: [50] Power Management version 2

rootmaster
RSAC
Posts: 536
Joined: 2002-04-28 13:30
Location: Hannover

Re: spurious 8259A interrupt: IRQ7.?! Was hat das zu Bedeute

Post by rootmaster » 2005-02-01 13:44

h0nIg wrote:Was hat die Meldung "spurious 8259A interrupt: IRQ7." zuheisen?
kurz gesagt:
wenn ein IRQ stattfindet und kein handler-call dafür registriert wurde.
IRQ7 wird u.a. getriggert, wenn die IRQ-request-time zu kurz ist, so dass der IRQ möglicherweise "gecanceled" ist, bevor die CPU ihn bedienen konnte.

"im allgemeinen" kann man mit der meldung leben ;)

"back to the roots"

captaincrunch
Userprojekt
Userprojekt
Posts: 7225
Joined: 2002-10-09 14:30
Location: Dorsten

Re: spurious 8259A interrupt: IRQ7.?! Was hat das zu Bedeuten

Post by captaincrunch » 2005-02-22 16:53

Gerad eben noch mal per Zufall drüber gestolpert. Vielleicht ist folgendes ja noch zusätzlich recht interessant:
http://groups.google.com/groups?q=spuri ... om&rnum=10
DebianHowTo
echo "[q]sa[ln0=aln256%Pln256/snlbx]sb729901041524823122snlbxq"|dc