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Re: [Xen-devel] pvops-2.6.32 - Interrupt routing problem

To: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-devel] pvops-2.6.32 - Interrupt routing problem
From: Bastian Blank <waldi@xxxxxxxxxx>
Date: Sun, 14 Mar 2010 16:23:34 +0100
Cc: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
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On Sun, Mar 14, 2010 at 03:08:14PM +0100, Bastian Blank wrote:
> On Wed, Mar 10, 2010 at 12:19:23PM +0100, Bastian Blank wrote:
> > I was able to test Xen 3.4.3-rc3 and the current 2.6.32 tree on a
> > HP DL385 G6.
> It also happens with Xen 4.0.0-rc6.

Oops, I'm blind:

-IOAPIC[0]: apic_id 8, version 17, address 0xfec00000, GSI 0-15
+IOAPIC[0]: apic_id 8, version 0, address 0xfec00000, GSI 0-0
 ACPI: IOAPIC (id[0x09] address[0xfec01000] gsi_base[16])
-IOAPIC[1]: apic_id 9, version 17, address 0xfec01000, GSI 16-31
+IOAPIC[1]: apic_id 9, version 0, address 0xfec01000, GSI 16-16
 ACPI: IOAPIC (id[0x0a] address[0xfec02000] gsi_base[32])
-IOAPIC[2]: apic_id 10, version 17, address 0xfec02000, GSI 32-47
+IOAPIC[2]: apic_id 10, version 0, address 0xfec02000, GSI 32-32
+ERROR: Unable to locate IOAPIC for GSI 2
 ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)
-ACPI: IRQ0 used by override.
-ACPI: IRQ2 used by override.
-ACPI: IRQ9 used by override.
+ERROR: Unable to locate IOAPIC for GSI 9

The kernel running on Xen does not even detect the version and GSI
ranges correctly.


Knowledge, sir, should be free to all!
                -- Harry Mudd, "I, Mudd", stardate 4513.3

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