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From: Janusz <januszmk6@gmail.com>
To: Laszlo Ersek <lersek@redhat.com>,
	"Kinney, Michael D" <michael.d.kinney@intel.com>,
	Xiao Guangrong <guangrong.xiao@linux.intel.com>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
	"Justen, Jordan L" <jordan.l.justen@intel.com>,
	"edk2-devel@ml01.01.org" <edk2-devel@ml01.01.org>,
	Alex Williamson <alex.williamson@redhat.com>,
	Chen Fan <chen.fan.fnst@cn.fujitsu.com>,
	Paolo Bonzini <pbonzini@redhat.com>,
	Wanpeng Li <wanpeng.li@hotmail.com>
Subject: Re: [edk2] KVM: MTRR: fix memory type handling if MTRR is completely disabled
Date: Tue, 20 Oct 2015 19:27:24 +0200	[thread overview]
Message-ID: <5626797C.2020108@gmail.com> (raw)
In-Reply-To: <561FF492.90608@redhat.com>

W dniu 15.10.2015 o 20:46, Laszlo Ersek pisze:
> On 10/15/15 18:53, Kinney, Michael D wrote:
>> Laszlo,
>>
>> There is already a PCD for this timeout that is used by CpuMpPei.
>>
>> 	gUefiCpuPkgTokenSpaceGuid.PcdCpuApInitTimeOutInMicroSeconds
>>
>> I noticed that CpuDxe is using a hard coded AP timeout.  I think we should just use this same PCD for both the PEI and DXE CPU module and then set it for OVMF to the compatible value.
> Perfect, thank you!
>
> (I notice the default in the DEC file is 50000, which is half of what
> the DXE driver hardcodes.)
>
> Now we only need a recommended (or experimental) value for it, and an
> explanation why 100*1000 is no longer sufficient on KVM :)
>
> Thanks!
> Laszlo
>
>
>
Laszlo,

I saw that there is already some change in ovmf for MicroSecondDelay
https://github.com/tianocore/edk2/commit/1e410eadd80c328e66868263b3006a274ce81ae0
Is that a fix for it? Because I tried it and it still doesn't work for
me: https://bpaste.net/show/2514b51bf41f
I still get internal error


  reply	other threads:[~2015-10-20 17:27 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-18  9:37 [edk2] KVM: MTRR: fix memory type handling if MTRR is completely disabled Janusz
2015-09-18 10:07 ` Laszlo Ersek
2015-09-18 17:48   ` Janusz
2015-09-21  2:51     ` Xiao Guangrong
2015-09-21  3:30       ` Wanpeng Li
2015-09-21  3:40         ` Xiao Guangrong
2015-10-01 14:12           ` Janusz
2015-10-01 14:18             ` Paolo Bonzini
2015-10-02 14:38               ` Janusz
2015-10-10 20:07                 ` Xiao Guangrong
2015-10-12 18:20                   ` Xiao Guangrong
2015-10-12 18:29                     ` Xiao Guangrong
2015-10-14  3:58                 ` Xiao Guangrong
2015-10-14  7:37                   ` Janusz
2015-10-14  8:24                     ` Xiao Guangrong
2015-10-14  8:32                       ` Xiao Guangrong
2015-10-14  9:13                         ` Janusz
2015-10-14  9:16                           ` Janusz
2015-10-14  9:47                         ` Laszlo Ersek
2015-10-15  3:59                           ` Xiao Guangrong
2015-10-14 18:08                         ` Janusz
2015-10-15  4:19                           ` Xiao Guangrong
2015-10-15  6:19                             ` Janusz
2015-10-15  6:41                               ` Xiao Guangrong
2015-10-15  6:58                                 ` Janusz
2015-10-15  7:10                                   ` Xiao Guangrong
2015-10-15  7:21                                     ` Janusz
2015-10-15 16:18                                     ` Laszlo Ersek
2015-10-15 16:53                                       ` Kinney, Michael D
2015-10-15 18:46                                         ` Laszlo Ersek
2015-10-20 17:27                                           ` Janusz [this message]
2015-10-20 17:44                                             ` Laszlo Ersek
2015-10-20 18:52                                               ` Janusz Mocek
     [not found]                                       ` <5620696F.7050406@linux.intel.com>
2015-10-16 18:22                                         ` Laszlo Ersek
2015-09-21  8:23       ` Janusz
2015-09-22  8:59 ` Paolo Bonzini
2015-09-22 10:29   ` Janusz

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