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Message-ID: <480F2842.4010505@googlemail.com>
Date:	Wed, 23 Apr 2008 14:14:58 +0200
From:	Gabriel C <nix.or.die@...glemail.com>
To:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
CC:	Ingo Molnar <mingo@...e.hu>
Subject: BIOS bug, APIC version is 0 for CPU#0!

Hi,

I've just compiled latest linus git tree and getting now on an Q9300 Core2Quad , ASUS P5E-VM DO motherboard with BIOS Ver. 0606 , BIOS Rev. 8.12
the BIOS bug for CPU#0 message for each processor ?!? That seems somewhat buggy ?:)

That BIOS version is beta and may be really buggy but I never got such a message on 2.6.24* nor on 2.6.25.


--($:~)-- uname -a
Linux thor 2.6.25-03530-g94bc891 #773 SMP PREEMPT Wed Apr 23 13:55:10 CEST 2008 i686 GNU/Linux


..

[    0.000000] ACPI: PM-Timer IO Port: 0x808
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
[    0.000000] BIOS bug, APIC version is 0 for CPU#0! fixing up to 0x10. (tell your hw vendor)
[    0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
[    0.000000] BIOS bug, APIC version is 0 for CPU#0! fixing up to 0x10. (tell your hw vendor)
[    0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x02] enabled)
[    0.000000] BIOS bug, APIC version is 0 for CPU#0! fixing up to 0x10. (tell your hw vendor)
[    0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] enabled)
[    0.000000] BIOS bug, APIC version is 0 for CPU#0! fixing up to 0x10. (tell your hw vendor)
[    0.000000] ACPI: IOAPIC (id[0x04] address[0xfec00000] gsi_base[0])
[    0.000000] IOAPIC[0]: apic_id 4, version 32, address 0xfec00000, GSI 0-23
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.000000] ACPI: IRQ0 used by override.
[    0.000000] ACPI: IRQ2 used by override.
[    0.000000] ACPI: IRQ9 used by override.
[    0.000000] Enabling APIC mode:  Flat.  Using 1 I/O APICs
[    0.000000] ACPI: HPET id: 0xffffffff base: 0xfed00000
[    0.000000] Using ACPI (MADT) for SMP configuration information

...

Please let me know if you need more infos , dmesg , config etc .


Regards,

Gabriel C
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