On 4/25/24 01:58, Gerd Hoffmann wrote:
Hi,
That means the SMMRevId is 0_xx64h for AMD64 processor. But I am not
sure what the value is for AMD32 processor. Maybe 0 according to the
OVMF logic.
The smm emulation in the linux kernel uses 0 and 0x64.
But, I am very suspicious about the
; Abner
Chang ; Tom Lendacky
Subject: Re: [edk2-devel] [PATCH v3 00/13] Add SmmRelocationLib
Hi,
> That means the SMMRevId is 0_xx64h for AMD64 processor. But I am not
> sure what the value is for AMD32 processor. Maybe 0 according to the
> OVMF logic.
The smm emulation in the linux kern
Hi,
> That means the SMMRevId is 0_xx64h for AMD64 processor. But I am not
> sure what the value is for AMD32 processor. Maybe 0 according to the
> OVMF logic.
The smm emulation in the linux kernel uses 0 and 0x64.
> But, I am very suspicious about the logic in AMD's version as below:
> ---
ul R ;
Dong, Guo ; Rhodes, Sean ; Lu, James
; Guo, Gua ; Ard Biesheuvel
; Yao, Jiewen ; Abdul Lateef
Attar ; Abner Chang ; Tom
Lendacky
Subject: RE: [edk2-devel] [PATCH v3 00/13] Add SmmRelocationLib
> >
> > AMD version is not work for IA32X64 ovmf.
> >
> > I checked
> >
> > AMD version is not work for IA32X64 ovmf.
> >
> > I checked the detailed: CpuSaveState->x64 is always used for OVMF no
> matter IA32 or X64, while AMD is not, which is decided by the MSR
> EFER_ADDRESS LMA bit check.
>
> Hmm, probably because only PEI runs in 32-bit mode whereas DXE and
On Wed, Apr 24, 2024 at 03:56:56AM +, Wu, Jiaxin wrote:
> Hi Gerd,
>
> AMD version is not work for IA32X64 ovmf.
>
> I checked the detailed: CpuSaveState->x64 is always used for OVMF no matter
> IA32 or X64, while AMD is not, which is decided by the MSR EFER_ADDRESS LMA
> bit check.
Hmm,
Kumar, Rahul R ; Dong,
> Guo ; Rhodes, Sean ; Lu,
> James ; Guo, Gua ; Ard Biesheuvel
> ; Yao, Jiewen ; Abdul
> Lateef Attar ; Abner Chang
> ; Tom Lendacky
> Subject: RE: [edk2-devel] [PATCH v3 00/13] Add SmmRelocationLib
>
> As I documented in the comment:
>
> This p
; Ard Biesheuvel
> ; Yao, Jiewen ; Abdul
> Lateef Attar ; Abner Chang
> ; Tom Lendacky
> Subject: Re: [edk2-devel] [PATCH v3 00/13] Add SmmRelocationLib
>
> On Tue, Apr 23, 2024 at 07:31:18AM +, Wu, Jiaxin wrote:
> > Thanks Gerd, I will try the S3 on OVMF.
> >
On Tue, Apr 23, 2024 at 07:31:18AM +, Wu, Jiaxin wrote:
> Thanks Gerd, I will try the S3 on OVMF.
>
> And for AmdSmmRelocationLib usage in OVMF, do you prefer:
> 1. use the AmdSmmRelocationLib directly in this patch set? Or
> 2. still keep the original to create the OvmfPkg/SmmRelocationLib,
> ; Yao, Jiewen ; Abdul
> Lateef Attar ; Abner Chang
> ; Tom Lendacky
> Subject: Re: [edk2-devel] [PATCH v3 00/13] Add SmmRelocationLib
>
> On Thu, Apr 18, 2024 at 08:02:43AM +, Wu, Jiaxin wrote:
> > Hi Gerd,
> >
> > Could you help review & check below
On Thu, Apr 18, 2024 at 08:02:43AM +, Wu, Jiaxin wrote:
> Hi Gerd,
>
> Could you help review & check below OVMF related patches?
>
> > OvmfPkg/SmmRelocationLib: Add library instance for OVMF
> > OvmfPkg/PlatformInitLib: Create gEfiSmmSmramMemoryGuid
> > OvmfPkg: Refine SmmAccess
Guo, Gua
; Ard Biesheuvel ; Yao, Jiewen
; Attar, AbdulLateef (Abdul Lateef)
; Lendacky, Thomas
Subject: Re: [edk2-devel] [PATCH v3 00/13] Add SmmRelocationLib
[AMD Official Use Only - General]
Right, Abdul's RB is sufficient!
Thanks
Abner
From: Ni, Ray ma
, James ; Guo, Gua
; Ard Biesheuvel ; Yao, Jiewen
; Attar, AbdulLateef (Abdul Lateef)
; Chang, Abner ; Lendacky,
Thomas
Subject: Re: [edk2-devel] [PATCH v3 00/13] Add SmmRelocationLib
Caution: This message originated from an External Source. Use proper caution
when opening attachments, clicking
; Dong, Guo
; Rhodes, Sean ; Lu, James
; Guo, Gua ; Ard Biesheuvel
; Yao, Jiewen ; Abdul Lateef
Attar ; Abner Chang ; Tom
Lendacky
Subject: RE: [edk2-devel] [PATCH v3 00/13] Add SmmRelocationLib
Hi Tom & Abner,
Could you help check & review AMD related patch?
> UefiCpuPkg/SmmRe
Hi Tom & Abner,
Could you help check & review AMD related patch?
> UefiCpuPkg/SmmRelocationLib: Add library instance for AMD
Thanks,
Jiaxin
> -Original Message-
> From: devel@edk2.groups.io On Behalf Of Wu,
> Jiaxin
> Sent: Thursday, April 18, 2024 2:56 PM
> To: devel@edk2.groups.io
Hi Gerd,
Could you help review & check below OVMF related patches?
> OvmfPkg/SmmRelocationLib: Add library instance for OVMF
> OvmfPkg/PlatformInitLib: Create gEfiSmmSmramMemoryGuid
> OvmfPkg: Refine SmmAccess implementation
> OvmfPkg/SmmCpuFeaturesLib: Check Smbase Relocation is done or
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