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Date:      Wed, 26 May 2004 19:17:35 -0500
From:      Jason King <jasonking@sbcglobal.net>
To:        John Baldwin <jhb@FreeBSD.org>
Cc:        freebsd-current@FreeBSD.org
Subject:   Re: lockups
Message-ID:  <40B5339F.7090709@sbcglobal.net>
References:  <40A43E86.6040504@sbcglobal.net> <200405250831.20795.jhb@FreeBSD.org> <40B3D034.1000308@sbcglobal.net> <200405261040.33384.jhb@FreeBSD.org>

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John Baldwin wrote:

>On Tuesday 25 May 2004 07:01 pm, Jason King wrote:
>  
>
>>John Baldwin wrote:
>>    
>>
>>>On Tuesday 25 May 2004 12:40 am, Jason King wrote:
>>>      
>>>
>>>>John Baldwin wrote:
>>>>        
>>>>
>>>>>On Sunday 23 May 2004 12:30 am, Jason King wrote:
>>>>>          
>>>>>
>>>>>>John Baldwin wrote:
>>>>>>            
>>>>>>
>>>>>>>On Friday 14 May 2004 08:54 pm, Jason King wrote:
>>>>>>>              
>>>>>>>
>>>>>>>>ok i'm a dumbass... in my haste this morning, i commented out the
>>>>>>>>wrong line in my config file, so when i tried disabling mixed mode,
>>>>>>>>apic support wasn't even compiled in the kernel.  So to make extra
>>>>>>>>sure, I went back and explicitly tried it with the 5.2.1-RELEASE cd
>>>>>>>>(disabling apic worked, disabling mixed mode did not), so its really
>>>>>>>>something related to apic support.  So next question, what can I do
>>>>>>>>to track down the problem?  Any suggestions for resources to
>>>>>>>>understand how the apic stuff works?  Might there be a way to grab
>>>>>>>>the kernel messages even after a reboot since the lockups don't even
>>>>>>>>my to drop to the debugger? Doing a boot -v generated a bunch of
>>>>>>>>text that I couldn't read as it scrolled by too fast, and I'm
>>>>>>>>wondering if it might possibly help shed some light as to what's
>>>>>>>>going on...
>>>>>>>>                
>>>>>>>>
>>>>>>>Note that you can't disable mixed mode via a tunable on 5.2.1, so you
>>>>>>>might want to retest disabling mixed mode.  However, the first steps
>>>>>>>are to work on the non-ACPI case as that is easiest.  I'll need
>>>>>>>'mptable' output and dmesg output from a verbose boot with APIC
>>>>>>>enabled and ACPI disabled if you can get that.  Thanks.
>>>>>>>              
>>>>>>>
>>>>>>Unfortunately, booting with ACPI disabled and apic enabled still caused
>>>>>>the system to hang.  So anytime apic is enabled, the system locks up.
>>>>>>(i've tried just the kernel with no modules loaded as well as with the
>>>>>>normal modules I use loaded, locks up, but in a different place).  I
>>>>>>was able to pull off the output from a boot -v using a serial console.
>>>>>> I've attached that.  Hopefully that helps...
>>>>>>            
>>>>>>
>>>>>Can you provide mptable output?
>>>>>          
>>>>>
>>>>Here is the mptable output.
>>>>        
>>>>
>>>Hmm, your box has lots of issues. :-/  The $PIR table doesn't include
>>>entries for several devices on PCI bus 0, and the mptable doesn't include
>>>entries for almost all of your PCI devices.  I would first look for a
>>>BIOS upgrade.
>>>      
>>>
>>Unfortunately, it has the latest BIOS on there (I tried updating it
>>before posting my original question to try to eliminate that as a
>>possibility).  Any suggestions on how to proceed?? The system does work
>>with no issues under XP (possibly a way to gather some info from that?)
>>    
>>
>
>Does XP use any IRQ's higher than 15?
>
>  
>
Yes (dunno if listing them out will help any, but...):

IRQ    Bus        Type
0        ISA        System timer
1        ISA        PS/2 Keyboard
3        ISA        COM2
4        ISA        COM1
6        ISA        Floppy
8        ISA        CMOS/Real time clock
9        ISA        ACPI
10        ISA    MPU-401 MIDI
11        PCI    NVIDIA nForce PCI System Management
11        PCI    USB Controller
12        ISA    PS/2 Mouse
13        ISA    Numeric data processor
14        PCI    nForce2 ATA Controller
15        PCI    nForce2 ATA Controller
19        PCI    Kingston EtherRx Ethernet Adapter (if_dc)
19        PCI    Radeon 7500
20        PCI    nForce Audio Codec Interface
20        PCI    USB Controller
21        PCI    USB Controller
22        PCI    nForce MCP Networking Controller (if_nv)




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