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Subject: Re: X2APIC support
To: Slawa Olhovchenkov <slw@zxy.spb.ru>
References: <20160904151415.GE83214@kib.kiev.ua>
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 <20160912093905.GP34394@zxy.spb.ru>
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 <5662c700-f139-4754-8693-7adc0f2657be@FreeBSD.org>
 <20160912175348.GV34394@zxy.spb.ru>
 <b03e7fa0-b73f-de92-b783-de8be2d66107@FreeBSD.org>
 <20160913121133.GX34394@zxy.spb.ru>
Cc: Konstantin Belousov <kostikbel@gmail.com>, stable@FreeBSD.org
From: Andriy Gapon <avg@FreeBSD.org>
Message-ID: <71a1f864-66de-0010-5024-e8e985f422f4@FreeBSD.org>
Date: Tue, 13 Sep 2016 15:38:17 +0300
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On 13/09/2016 15:11, Slawa Olhovchenkov wrote:
> On Tue, Sep 13, 2016 at 03:04:13PM +0300, Andriy Gapon wrote:
> 
>> On 12/09/2016 20:53, Slawa Olhovchenkov wrote:
>>> boot_cpu_id = 255
>>
>> I think that this points towards the BIOS not configuring the BSP LAPIC
>> correctly when you select that combination of BIOS options.
>> That's weird, but I fail to find any other explanation.
>>
>> If wonder what would happen if you disable X2APIC_OPT_OUT and set
>> hw.x2apic_enable=0 in loader.conf or at the loader prompt.
> 
> Boot OK w/o hw.x2apic_enable=0, only with disable X2APIC_OPT_OUT.
> 

This doesn't answer my question and doesn't add any new information, correct?

-- 
Andriy Gapon