Re: Boot hang: Sony VAIO

From: Allan Jude <allanjude_at_freebsd.org>
Date: Wed, 17 Jun 2015 13:44:09 -0400
On 2015-06-17 13:39, Jonathan Anderson wrote:
>> On Jun 17, 2015, at 2:39 PM, Konstantin Belousov <kostikbel_at_gmail.com> wrote:
>>
>> On Wed, Jun 17, 2015 at 02:32:16PM -0230, Jonathan Anderson wrote:
>>> The system boots the 11-CURRENT kernel in "safe mode" (not sure if it???s the kern.mp.disabled or kern.eventtimer.periodic that???s causing that), after which `dmesg -a` produces the following output:
>>>
>>> https://people.freebsd.org/~jonathan/vaio-acpi-dmar.txt
>>
>> Try a loader tunable hw.x2apic_enable=0.
>> Your UP boot was successfull with x2APIC mode enabled and set, but there
>> are rumors that some SandyBridge BIOSes are buggy.
> 
> That seems to fix it... thanks!
> 
> Is there a Wiki page somewhere for people to document these kinds of workarounds for particular configurations?
> 
> 
> Jon
> --
> jonathan_at_FreeBSD.org
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Please add your laptop here: https://wiki.freebsd.org/Laptops/

-- 
Allan Jude


Received on Wed Jun 17 2015 - 15:43:53 UTC

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