kldload vmm partial lockup

[Thomas Hoffmann]

On Sun, Jan 19, 2014 at 5:34 PM, Thomas Hoffmann <trh411 at gmail.com> wrote:

> On Sun, Jan 19, 2014 at 5:21 PM, Joe Maloney <jpm820 at gmail.com> wrote:
>
>> I’ve been trying to get bhyve to work on a system with the following
>> specs:
>>
>> FreeBSD 10.0 64 bit
>> ASUS P6T Deluxe
>> Intel i7 920
>>
>> According to what I’ve researched my cpu should have the VT-D extensions.
>>  However many users of this motherboard have complained about ASUS not
>> properly supporting VT-D with Xen and something about a problem with tables
>> getting corrupt due to a problem with the bios.  On the third link below
>> which is the Xen wiki it even states that this motherboard needs a bios
>> update which is not available to the public.
>>
>> https://communities.intel.com/thread/28389
>>
>>
>> http://vip.asus.com/forum/view.aspx?id=20090402224408018&SLanguage=en-us&board_id=1
>>
>> http://wiki.xen.org/wiki/VTd_HowTo
>>
>> I am curious though if this would be what would be causing my problem
>> with bhyve?  I suppose I am willing to just by a new motherboard if so.
>>
>> I can run kldload vmm and I see a bunch of text fly by and then something
>> about uhci interrupt problem.  As soon as that happens the messages repeats
>> my network drops and no keyboard input.  However the message repeats and it
>> doesn’t appear that the system has fully locked up otherwise.  However on
>> another system that works I notice that kldload VMM does not show this
>> information it just loads the module.
>>
>> Is there a way I can gather more logs somehow so that I can determine
>> what text is appearing before the uhci errors?  Perhaps some kind of dump
>> procedure?  Or is there a way I can confirm that freebsd can properly see
>> and utilize the VT-D extensions.  VirtualBox runs fine with the VT
>> extensions enabled.  I also made sure VirtualBox wasn’t installed or loaded
>> before I tried bhyve.  I’ve tried to research for a week or two before
>> posting here.
>>
>> Joe Maloney
>>
>
> According to this, your processor supports VT-x, but not VT-d ;
> http://ark.intel.com/products/37147/Intel-Core-i7-920-Processor-8M-Cache-2_66-ghz-4_80-gts-Intel-qpi
>
> -Tom
>

But this i7-920 processor does:
http://ark.intel.com/products/43126/Intel-Core-i7-920XM-Processor-Extreme-Edition-8M-Cache-2_00-GHz

Not sure which you have.

-Tom