From: "Chang, Abner" <abner.chang@amd.com>
To: "Ni, Ray" <ray.ni@intel.com>,
"devel@edk2.groups.io" <devel@edk2.groups.io>,
"Wu, Jiaxin" <jiaxin.wu@intel.com>
Cc: "Dong, Eric" <eric.dong@intel.com>,
"Zeng, Star" <star.zeng@intel.com>,
Laszlo Ersek <lersek@redhat.com>,
Gerd Hoffmann <kraxel@redhat.com>,
"Kumar, Rahul R" <rahul.r.kumar@intel.com>
Subject: Re: [edk2-devel] [PATCH v2 3/4] UefiCpuPkg/SmmCpuFeaturesLib: Skip to configure SMBASE
Date: Mon, 16 Jan 2023 05:46:54 +0000 [thread overview]
Message-ID: <MN2PR12MB396602EB968B999DC01680B7EAC19@MN2PR12MB3966.namprd12.prod.outlook.com> (raw)
In-Reply-To: <MN6PR11MB8244E7172D52338C941C5A508CC19@MN6PR11MB8244.namprd11.prod.outlook.com>
[AMD Official Use Only - General]
> -----Original Message-----
> From: Ni, Ray <ray.ni@intel.com>
> Sent: Monday, January 16, 2023 1:38 PM
> To: devel@edk2.groups.io; Chang, Abner <Abner.Chang@amd.com>; Wu,
> Jiaxin <jiaxin.wu@intel.com>
> Cc: Dong, Eric <eric.dong@intel.com>; Zeng, Star <star.zeng@intel.com>;
> Laszlo Ersek <lersek@redhat.com>; Gerd Hoffmann <kraxel@redhat.com>;
> Kumar, Rahul R <rahul.r.kumar@intel.com>
> Subject: RE: [edk2-devel] [PATCH v2 3/4] UefiCpuPkg/SmmCpuFeaturesLib:
> Skip to configure SMBASE
>
> Caution: This message originated from an External Source. Use proper
> caution when opening attachments, clicking links, or responding.
>
>
> > > + //
> > > + // If gSmmBaseHobGuid found, means SmBase info has been relocated
> > > and
> > > + recorded // in the SmBase array.
> > > + //
> > > + mSmmCpuFeaturesSmmRelocated = (BOOLEAN)(GetFirstGuidHob
> > > + (&gSmmBaseHobGuid) != NULL);
> > We can have this code and mSmmCpuFeaturesSmmRelocated in the
> > SmmCpuFeaturesLibConstructor so this mechanism can be leverage by
> other vendors.
>
> Abner,
> I guess you found this logic is useful in AMD flow.
> Let's keep the current change as is and you could refactor the code later to
> present a full picture how AMD flow is like.
This is also fine to me.
Thanks
Abner
>
> Thanks,
> Ray
next prev parent reply other threads:[~2023-01-16 5:46 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-13 15:30 [PATCH v2 0/4] Simplify SMM Relocated Process Wu, Jiaxin
2023-01-13 15:30 ` [PATCH v2 1/4] UefiCpuPkg/SmmBaseHob.h: Add SMM Base HOB Data Wu, Jiaxin
2023-01-16 1:39 ` Ni, Ray
2023-01-13 15:30 ` [PATCH v2 2/4] UefiCpuPkg/PiSmmCpuDxeSmm: Consume SMM Base Hob for SmBase info Wu, Jiaxin
2023-01-16 5:21 ` Ni, Ray
2023-01-16 5:52 ` Wu, Jiaxin
2023-01-13 15:30 ` [PATCH v2 3/4] UefiCpuPkg/SmmCpuFeaturesLib: Skip to configure SMBASE Wu, Jiaxin
2023-01-16 5:23 ` [edk2-devel] " Chang, Abner
2023-01-16 5:38 ` Ni, Ray
2023-01-16 5:46 ` Chang, Abner [this message]
2023-01-13 15:30 ` [PATCH v2 4/4] OvmfPkg/SmmCpuFeaturesLib: " Wu, Jiaxin
2023-01-16 8:12 ` Gerd Hoffmann
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