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[Xen-devel] XEN 4.0.1: BUG: IO-APIC + timer doesn't work!

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Subject: [Xen-devel] XEN 4.0.1: BUG: IO-APIC + timer doesn't work!
From: Markus Schuster <ml@xxxxxxxxxxxxxxxxxxxx>
Date: Tue, 07 Sep 2010 22:17:59 +0200
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Hi list, 

I tried to setup XEN 4.0.1 (Debian unstable packages compiled for lenny) on 
my workstation, but run into trouble. XEN 3.4.3 works flawlessly on the same 
hardware. Booting with the noapic parameter solves the problem. 
Feel free to ask for additional information as needed. 

serial console capture:
--- cut ---
(XEN) Xen version 4.0.1 (Debian 4.0.1-1) (waldi@xxxxxxxxxx) (gcc version 
4.3.2 (Debian 4.3.2-1.1) ) Mon Sep  6 23:42:50 UTC 2010
(XEN) Bootloader: GNU GRUB 0.97
(XEN) Command line: apic=debug console=com1 com1=115200,8n1
(XEN) Video information:
(XEN)  VGA is text mode 80x25, font 8x16
(XEN)  VBE/DDC methods: none; EDID transfer time: 0 seconds
(XEN)  EDID info not retrieved because no DDC retrieval method detected
(XEN) Disc information:
(XEN)  Found 3 MBR signatures
(XEN)  Found 3 EDD information structures
(XEN) Xen-e820 RAM map:
(XEN)  0000000000000000 - 000000000009f800 (usable)
(XEN)  000000000009f800 - 00000000000a0000 (reserved)
(XEN)  00000000000f0000 - 0000000000100000 (reserved)
(XEN)  0000000000100000 - 000000007fee0000 (usable)
(XEN)  000000007fee0000 - 000000007fee3000 (ACPI NVS)
(XEN)  000000007fee3000 - 000000007fef0000 (ACPI data)
(XEN)  000000007fef0000 - 000000007ff00000 (reserved)
(XEN)  00000000e0000000 - 00000000f0000000 (reserved)
(XEN)  00000000fec00000 - 0000000100000000 (reserved)
(XEN) System RAM: 2046MB (2095612kB)
(XEN) ACPI: RSDP 000F7810, 0014 (r0 Nvidia)
(XEN) ACPI: RSDT 7FEE3040, 0034 (r1 Nvidia AWRDACPI 42302E31 AWRD        0)
(XEN) ACPI: FACP 7FEE30C0, 0074 (r1 Nvidia AWRDACPI 42302E31 AWRD        0)
(XEN) ACPI: DSDT 7FEE3180, 6786 (r1 NVIDIA AWRDACPI     1000 MSFT  100000E)
(XEN) ACPI: FACS 7FEE0000, 0040
(XEN) ACPI: SSDT 7FEE9A40, 00F7 (r1 PTLTD  POWERNOW        1  LTP        1)
(XEN) ACPI: MCFG 7FEE9B80, 003C (r1 Nvidia AWRDACPI 42302E31 AWRD        0)
(XEN) ACPI: APIC 7FEE9980, 007C (r1 Nvidia AWRDACPI 42302E31 AWRD        0)
(XEN) Domain heap initialised
(XEN) Processor #0 15:15 APIC version 16
(XEN) IOAPIC[0]: apic_id 2, version 17, address 0xfec00000, GSI 0-23
(XEN) Enabling APIC mode:  Flat.  Using 1 I/O APICs
(XEN) Using scheduler: SMP Credit Scheduler (credit)
(XEN) Detected 2210.229 MHz processor.
(XEN) Initing memory sharing.
(XEN) AMD-Vi: IOMMU not found!
(XEN) I/O virtualisation disabled
(XEN) Total of 1 processors activated.
(XEN)  -> Using new ACK method
(XEN) ..MP-BIOS bug: 8254 timer not connected to IO-APIC
(XEN) ****************************************
(XEN) Panic on CPU 0:
(XEN) IO-APIC + timer doesn't work!  Boot with apic=debug and send a report.  
Then try booting with the 'noapic' 
(XEN) Reboot in five seconds...
--- cut ---


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