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contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,thomas.lendacky@amd.com X-Gm-Message-State: l1Hqn8syMHqWjb9MZ0M1m4Yvx1787277AA= Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1591363736; bh=duwx2B6sboguJV7DOX9HeeBV+2ds1jogwbuZfpYne3E=; h=Cc:Content-Type:Date:From:Reply-To:Subject:To; b=YB3f5FzII6Kh51iX7KTs/gsa6iS6u9WKcG8W+03STPaYffHTDQXAAU1BjQIGto+VF2S iiAh55+/qzKja/ttK9l95LeoNHg2r7v/T1H4+5csCtZe2WPE4OVBeCsDIsaZJF02+wBkL eOCcPtMH67kXBz1hRZT+Q/OyiPkSEwFvxII= X-ZohoMail-DKIM: pass (identity @groups.io) Content-Type: text/plain; charset="utf-8" BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3D2198 Create an SEV-ES workarea PCD. This PCD will be used for BSP communication during SEC and for AP startup during PEI and DXE phases, the latter is the reason for creating it in the UefiCpuPkg. Cc: Eric Dong Cc: Ray Ni Cc: Laszlo Ersek Signed-off-by: Tom Lendacky Reviewed-by: Eric Dong --- UefiCpuPkg/UefiCpuPkg.dec | 8 ++++++++ UefiCpuPkg/UefiCpuPkg.uni | 8 ++++++++ 2 files changed, 16 insertions(+) diff --git a/UefiCpuPkg/UefiCpuPkg.dec b/UefiCpuPkg/UefiCpuPkg.dec index cb92f34b6f55..8c614f9b42bd 100644 --- a/UefiCpuPkg/UefiCpuPkg.dec +++ b/UefiCpuPkg/UefiCpuPkg.dec @@ -161,6 +161,14 @@ [PcdsFixedAtBuild] # @Prompt Specify the count of pre allocated SMM MP tokens per chunk. gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmMpTokenCountPerChunk|64|UINT32|0x3000= 2002 =20 + ## Area of memory where the SEV-ES work area block lives. + # @Prompt Configure the SEV-ES work area base + gUefiCpuPkgTokenSpaceGuid.PcdSevEsWorkAreaBase|0x0|UINT32|0x30002005 + + ## Size of teh area of memory where the SEV-ES work area block lives. + # @Prompt Configure the SEV-ES work area base + gUefiCpuPkgTokenSpaceGuid.PcdSevEsWorkAreaSize|0x0|UINT32|0x30002006 + [PcdsFixedAtBuild, PcdsPatchableInModule] ## This value is the CPU Local APIC base address, which aligns the addre= ss on a 4-KByte boundary. # @Prompt Configure base address of CPU Local APIC diff --git a/UefiCpuPkg/UefiCpuPkg.uni b/UefiCpuPkg/UefiCpuPkg.uni index f4a0c72f6293..219c1963bf08 100644 --- a/UefiCpuPkg/UefiCpuPkg.uni +++ b/UefiCpuPkg/UefiCpuPkg.uni @@ -281,3 +281,11 @@ =20 #string STR_gUefiCpuPkgTokenSpaceGuid_PcdSevEsIsEnabled_PROMPT #language = en-US "Specifies whether SEV-ES is enabled" #string STR_gUefiCpuPkgTokenSpaceGuid_PcdSevEsIsEnabled_HELP #language = en-US "Set to TRUE when running as an SEV-ES guest, FALSE otherwise." + +#string STR_gUefiCpuPkgTokenSpaceGuid_PcdSevEsWorkAreaBase_PROMPT #langua= ge en-US "Specify the address of the SEV-ES work area" + +#string STR_gUefiCpuPkgTokenSpaceGuid_PcdSevEsWorkAreaBase_HELP #langua= ge en-US "Specifies the address of the work area used by an SEV-ES guest." + +#string STR_gUefiCpuPkgTokenSpaceGuid_PcdSevEsWorkAreaSize_PROMPT #langua= ge en-US "Specify the size of the SEV-ES work area" + +#string STR_gUefiCpuPkgTokenSpaceGuid_PcdSevEsWorkAreaSize_HELP #langua= ge en-US "Specifies the size of the work area used by an SEV-ES guest." --=20 2.27.0 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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