This series patch enables SMM page level protection.
Features are:
1) PiSmmCore reports SMM PE image code/data information
in EdkiiPiSmmMemoryAttributeTable, if the SMM image is page aligned.
2) PiSmmCpu consumes EdkiiPiSmmMemoryAttributeTable
and set XD for data page and RO for code page.
3) PiSmm
ao
> Sent: Thursday, November 3, 2016 2:54 PM
> To: edk2-devel@lists.01.org
> Cc: Kinney, Michael D ; Tian, Feng
> ; Laszlo Ersek ; Fan, Jeff
> ; Zeng, Star
> Subject: [edk2] [PATCH 0/6] Enable SMM page level protection.
>
> This series patch enables SMM page level protectio
On 11/03/16 07:53, Jiewen Yao wrote:
> This series patch enables SMM page level protection.
> Features are:
> 1) PiSmmCore reports SMM PE image code/data information
> in EdkiiPiSmmMemoryAttributeTable, if the SMM image is page aligned.
> 2) PiSmmCpu consumes EdkiiPiSmmMemoryAttributeTable
> and se
hat happened?
Thank you
Yao Jiewen
From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of Laszlo
Ersek
Sent: Friday, November 4, 2016 5:43 AM
To: Yao, Jiewen
Cc: Tian, Feng ; Radim Krčmář ;
edk2-de...@ml01.01.org; Kinney, Michael D ; Paolo
Bonzini ; Fan, Jeff ; Zeng, Star
S
...@redhat.com>>;
edk2-de...@ml01.01.org<mailto:edk2-de...@ml01.01.org>; Kinney, Michael D
mailto:michael.d.kin...@intel.com>>; Paolo Bonzini
mailto:pbonz...@redhat.com>>; Fan, Jeff
mailto:jeff....@intel.com>>; Zeng, Star
mailto:star.z...@intel.com>>
Subject
Zeng, Star
Subject: RE: [edk2] [PATCH 0/6] Enable SMM page level protection.
Jiewen,
Try setting -smp 8 for 8 CPUs.
Mike
From: Yao, Jiewen
Sent: Thursday, November 3, 2016 4:52 PM
To: Laszlo Ersek mailto:ler...@redhat.com>>
Cc: Tian, Feng mailto:feng.t...@intel.com>>; Radim Kr?má?
m
server ^
-serial tcp:localhost:20716,server ^
-smp 8 ^
Best regards,
Mike
From: Yao, Jiewen
Sent: Thursday, November 3, 2016 6:16 PM
To: Kinney, Michael D ; Laszlo Ersek
Cc: Tian, Feng ; Radim Kr?má? ;
edk2-de...@ml01.01.org; Paolo Bonzini ; Fan, Jeff
; Zeng, Star
Subject: RE: [edk2] [PATCH
;
edk2-de...@ml01.01.org; Paolo Bonzini ; Fan, Jeff
; Zeng, Star
Subject: RE: [edk2] [PATCH 0/6] Enable SMM page level protection.
Jiewen,
This is how I launch Qemu on Windows for OvmfPkgIa32X64.dsc. The flags are not
identical to yours. I have these additional flags: -cpu Nehalem -gl
at.com>>; Fan, Jeff
mailto:jeff@intel.com>>; Zeng, Star
mailto:star.z...@intel.com>>
Subject: RE: [edk2] [PATCH 0/6] Enable SMM page level protection.
Jiewen,
This is how I launch Qemu on Windows for OvmfPkgIa32X64.dsc. The flags are not
identical to yours. I have these ad
:05 PM
To: Yao, Jiewen ; Laszlo Ersek ;
Kinney, Michael D
Cc: Tian, Feng ; Radim Kr?má? ;
edk2-de...@ml01.01.org; Paolo Bonzini ; Fan, Jeff
; Zeng, Star
Subject: RE: [edk2] [PATCH 0/6] Enable SMM page level protection.
Jiewen,
I remember now. Ovmf uses a different PCD setting for
? ;
edk2-de...@ml01.01.org; Paolo Bonzini ; Fan, Jeff
; Zeng, Star
Subject: RE: [edk2] [PATCH 0/6] Enable SMM page level protection.
Jiewen,
I remember now. Ovmf uses a different PCD setting for PcdCpuSmmSyncMode.
!if $(SMM_REQUIRE) == TRUE
gUefiCpuPkgTokenSpaceGuid. PcdCpuSmmSyncMode |0x01
.@redhat.com>>;
edk2-de...@ml01.01.org<mailto:edk2-de...@ml01.01.org>; Paolo Bonzini
mailto:pbonz...@redhat.com>>; Fan, Jeff
mailto:jeff@intel.com>>; Zeng, Star
mailto:star.z...@intel.com>>
Subject: RE: [edk2] [PATCH 0/6] Enable SMM page level protection.
Jiewen,
: Tian, Feng ; Radim Krčmář ;
edk2-de...@ml01.01.org; Kinney, Michael D ; Paolo
Bonzini ; Fan, Jeff ; Zeng, Star
Subject: Re: [edk2] [PATCH 0/6] Enable SMM page level protection.
On 11/03/16 07:53, Jiewen Yao wrote:
> This series patch enables SMM page level protection.
> Features ar
On 04/11/2016 04:20, Yao, Jiewen wrote:
> Good info. Thanks!
>
> I do not understand below word. I still see a **huge** performance gap.
>
> I am confused on how is it resolved in previous patch. Or do I need
> configure something for my QEMU?
The delay you're seeing comes from SmmWaitForApArr
: Tian, Feng ; Radim Kr?má? ;
edk2-de...@ml01.01.org; Fan, Jeff ; Zeng, Star
Subject: Re: [edk2] [PATCH 0/6] Enable SMM page level protection.
On 04/11/2016 04:20, Yao, Jiewen wrote:
> Good info. Thanks!
>
> I do not understand below word. I still see a **huge** performance gap.
On 04/11/2016 14:28, Yao, Jiewen wrote:
> I tried below way. But it does not help too much. It still takes more
> than 1 minutes to boot with SMP=8.
>
> SendSmiIpiAllExcludingSelf ();
> IoWrite8 (ICH9_APM_STS, DataPort== NULL ? 0 : *DataPort);
> IoWrite8 (ICH9_APM_CNT, CommandPort == N
hank you
> Yao Jiewen
>
> From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of Laszlo
> Ersek
> Sent: Friday, November 4, 2016 5:43 AM
> To: Yao, Jiewen
> Cc: Tian, Feng ; Radim Krčmář ;
> edk2-de...@ml01.01.org; Kinney, Michael D ; Paolo
> Bonzini ; F
dk2-de...@ml01.01.org; Kinney, Michael D ; Paolo
> Bonzini ; Fan, Jeff ; Zeng, Star
>
> Subject: Re: [edk2] [PATCH 0/6] Enable SMM page level protection.
>
> On 11/03/16 07:53, Jiewen Yao wrote:
>> This series patch enables SMM page level protect
On 04/11/2016 16:22, Laszlo Ersek wrote:
>> > What does this *KVM internal error. Suberror: 1* mean?
> The key message is "emulation failure" -- it means that the processor
> exits to the hypervisor (KVM) because it finds some code that it cannot
> execute in guest mode natively, so the hyperviso
On 11/04/16 02:15, Yao, Jiewen wrote:
> Thank you, Mike.
> Yes, I reproduced the issue and found out what is wrong. Here is detail:
>
> It seems OVMF never puts AP in SMM mode, even *before my patch series*.
> I rollback all my update and use e9d093.
>
> I add some debug message in PerformRemaini
On 11/04/16 04:14, Yao, Jiewen wrote:
> Mike
>
> You are right.
>
> After I turn on this, I saw all APs.
>
>
>
> However, the system becomes extremely slow. Intolerable.
>
>
>
> I suggest to add more description around below on why it is set to 0x01
> by default, and what is the impact if
On 11/04/16 14:50, Paolo Bonzini wrote:
>
>
> On 04/11/2016 14:28, Yao, Jiewen wrote:
>> I tried below way. But it does not help too much. It still takes more
>> than 1 minutes to boot with SMP=8.
>>
>> SendSmiIpiAllExcludingSelf ();
>> IoWrite8 (ICH9_APM_STS, DataPort== NULL ? 0 : *DataP
On 11/04/16 16:29, Paolo Bonzini wrote:
>
>
> On 04/11/2016 16:22, Laszlo Ersek wrote:
What does this *KVM internal error. Suberror: 1* mean?
>> The key message is "emulation failure" -- it means that the processor
>> exits to the hypervisor (KVM) because it finds some code that it cannot
>>
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