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
; To: devel@edk2.groups.io
> Cc: Ni, Ray ; Zeng, Star ; Gerd
> Hoffmann ; Kumar, Rahul R ;
> Dong, Guo ; Rhodes, Sean ;
> Lu, James ; Guo, Gua ; Ard
> Biesheuvel ; Yao, Jiewen
> ; Abdul Lateef Attar ;
> Abner Chang ; Tom Lendacky
>
> Subject: [edk2-devel] [PATCH v3 00
ar ; Gerd
> Hoffmann ; Kumar, Rahul R ;
> Dong, Guo ; Rhodes, Sean ;
> Lu, James ; Guo, Gua ; Ard
> Biesheuvel ; Yao, Jiewen
> ; Abdul Lateef Attar ;
> Abner Chang ; Tom Lendacky
>
> Subject: [edk2-devel] [PATCH v3 00/13] Add SmmRelocationLib
>
> PR: https://github.c
PR: https://github.com/tianocore/edk2/pull/5546
Intel plans to separate the smbase relocation logic from
PiSmmCpuDxeSmm driver, and the related behavior will be
moved to the new interface defined by the SmmRelocationLib
class.
The SmmRelocationLib class provides the SmmRelocationInit()
interface
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