From nobody Mon Feb 9 09:34:55 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) client-ip=66.175.222.108; envelope-from=bounce+27952+107333+1787277+3901457@groups.io; helo=mail02.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+107333+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1690525551; cv=none; d=zohomail.com; s=zohoarc; b=gIa5QMy75rVTKJ/VoPXHh5efgMyvNZXagtQu3OZcNzfZJ50K+wllNqdpRN0osAN2eJvo87e+NHwqvQG8hclrCyMxN0rEVp60hg1fmjZboO7oVVisBwOAvrLnQQk+PZRT0EUIsIFqP+Nfz1iYJzh7A6k6i4f/QWcxiiBpVFBc1Bs= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1690525551; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:References:Sender:Subject:To; bh=SEKEYIqVTMTRhjH4HskilppP/G8xVx9OqLv90vjKo3s=; b=lFvhlMllwQK9jem/okxO7G3+h+dyUyfVC6Inp5McM/C9xrxTa4ByxDskch+f9AHRR/ilqBj+orL5hbViWlffk5QvpkN+Uc8VzTbmsY/qJ25+v4JBxc3nlXZUGHpeUh2so/C6AlTCWPMZYLPWIM7w9iGx96WvQ/KDU8FzGRSJYwg= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+107333+1787277+3901457@groups.io; dmarc=fail header.from= (p=none dis=none) Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1690525551183791.2516429079627; Thu, 27 Jul 2023 23:25:51 -0700 (PDT) Return-Path: DKIM-Signature: a=rsa-sha256; bh=dvH6GHdU6FNH54IeTM0Yie7jOk2gS+BUz7DDGTDM01s=; c=relaxed/simple; d=groups.io; h=X-Received:X-Received:X-IronPort-AV:X-IronPort-AV:X-Received:X-ExtLoop1:X-IronPort-AV:X-IronPort-AV:X-Received:From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:MIME-Version:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:X-Gm-Message-State:Content-Transfer-Encoding; s=20140610; t=1690525550; v=1; b=rLgjgWeJGPYGPjsb/nRqhWdykRY3L/cxlDnUVeaMpjYLRjPPm7FnEvarcOCxnXx+35yUTiZa MPzCkIC8S1CeHEGJ2cFjxtlZBCCKxvM9tQK4eYazCsaK9KQksVLhWj+6EcqsnJv2cUYiBRwZ3LF CwqZs319E1t5e5Nm1lUCK6Ac= X-Received: by 127.0.0.2 with SMTP id ZrIfYY1788612x9G8pcyXPiD; Thu, 27 Jul 2023 23:25:50 -0700 X-Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.20]) by mx.groups.io with SMTP id smtpd.web11.27043.1690525544496645407 for ; Thu, 27 Jul 2023 23:25:50 -0700 X-IronPort-AV: E=McAfee;i="6600,9927,10784"; a="358542702" X-IronPort-AV: E=Sophos;i="6.01,236,1684825200"; d="scan'208";a="358542702" X-Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jul 2023 23:25:50 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10784"; a="730614951" X-IronPort-AV: E=Sophos;i="6.01,236,1684825200"; d="scan'208";a="730614951" X-Received: from shwdeopenlab705.ccr.corp.intel.com ([10.239.55.55]) by fmsmga007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jul 2023 23:25:48 -0700 From: "Yuanhao Xie" To: devel@edk2.groups.io Cc: Eric Dong , Ray Ni , Rahul Kumar , Gerd Hoffmann , Yuanhao Xie Subject: [edk2-devel] [Patch V6 2/4] UefiCpuPkg: Add PcdFirstTimeWakeUpAPsBySipi Date: Fri, 28 Jul 2023 14:25:27 +0800 Message-Id: <20230728062529.6312-3-yuanhao.xie@intel.com> In-Reply-To: <20230728062529.6312-1-yuanhao.xie@intel.com> References: <20230728062529.6312-1-yuanhao.xie@intel.com> MIME-Version: 1.0 Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,yuanhao.xie@intel.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: FZnRqG03qZNXO2IX7wfIZHCbx1787277AA= Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1690525552250100007 Content-Type: text/plain; charset="utf-8" Add PcdFirstTimeWakeUpAPsBySipi to check if it is in the OVMF environment and necessary to wake up APs by INIT-SIPI-SIPI. Cc: Eric Dong Cc: Ray Ni Cc: Rahul Kumar Cc: Gerd Hoffmann Signed-off-by: Yuanhao Xie Reviewed-by: Ray Ni --- UefiCpuPkg/Library/MpInitLib/DxeMpInitLib.inf | 1 + UefiCpuPkg/Library/MpInitLib/PeiMpInitLib.inf | 1 + UefiCpuPkg/UefiCpuPkg.dec | 11 +++++++++++ 3 files changed, 13 insertions(+) diff --git a/UefiCpuPkg/Library/MpInitLib/DxeMpInitLib.inf b/UefiCpuPkg/Lib= rary/MpInitLib/DxeMpInitLib.inf index 7d45d3ad4d..55e46d4a1f 100644 --- a/UefiCpuPkg/Library/MpInitLib/DxeMpInitLib.inf +++ b/UefiCpuPkg/Library/MpInitLib/DxeMpInitLib.inf @@ -81,6 +81,7 @@ gUefiCpuPkgTokenSpaceGuid.PcdCpuApStatusCheckIntervalInMicroSeconds ## = CONSUMES gUefiCpuPkgTokenSpaceGuid.PcdGhcbHypervisorFeatures ## = CONSUMES gUefiCpuPkgTokenSpaceGuid.PcdSevEsWorkAreaBase ## = SOMETIMES_CONSUMES + gUefiCpuPkgTokenSpaceGuid.PcdFirstTimeWakeUpAPsBySipi ## = CONSUMES gEfiMdeModulePkgTokenSpaceGuid.PcdCpuStackGuard ## = CONSUMES gEfiMdeModulePkgTokenSpaceGuid.PcdGhcbBase ## = CONSUMES gEfiMdePkgTokenSpaceGuid.PcdConfidentialComputingGuestAttr ## = CONSUMES diff --git a/UefiCpuPkg/Library/MpInitLib/PeiMpInitLib.inf b/UefiCpuPkg/Lib= rary/MpInitLib/PeiMpInitLib.inf index 83e9028d0f..bc3d716aa9 100644 --- a/UefiCpuPkg/Library/MpInitLib/PeiMpInitLib.inf +++ b/UefiCpuPkg/Library/MpInitLib/PeiMpInitLib.inf @@ -66,6 +66,7 @@ gUefiCpuPkgTokenSpaceGuid.PcdCpuApTargetCstate ## SOME= TIMES_CONSUMES gUefiCpuPkgTokenSpaceGuid.PcdSevEsWorkAreaBase ## SOME= TIMES_CONSUMES gUefiCpuPkgTokenSpaceGuid.PcdGhcbHypervisorFeatures ## CONS= UMES + gUefiCpuPkgTokenSpaceGuid.PcdFirstTimeWakeUpAPsBySipi ## CON= SUMES gEfiMdeModulePkgTokenSpaceGuid.PcdGhcbBase ## CONS= UMES gEfiMdePkgTokenSpaceGuid.PcdConfidentialComputingGuestAttr ## CONS= UMES =20 diff --git a/UefiCpuPkg/UefiCpuPkg.dec b/UefiCpuPkg/UefiCpuPkg.dec index e7726a605c..68473fc640 100644 --- a/UefiCpuPkg/UefiCpuPkg.dec +++ b/UefiCpuPkg/UefiCpuPkg.dec @@ -214,6 +214,17 @@ # @Prompt Configure the SEV-ES work area base gUefiCpuPkgTokenSpaceGuid.PcdSevEsWorkAreaSize|0x0|UINT32|0x30002006 =20 + ## Determining APs' first-time wakeup by SIPI or INIT-SIPI-SIPI. + # Following a power-up or RESET of an MP system, The APs complete a + # minimal self-configuration, then wait for a startup signal (a SIPI + # message) from the BSP processor. + # + # TRUE - Broadcast SIPI. + # FALSE - Broadcast INIT-SIPI-SIPI. + # + # @Prompt BSP Broadcast Method for the first-time wakeup of APs + gUefiCpuPkgTokenSpaceGuid.PcdFirstTimeWakeUpAPsBySipi|TRUE|BOOLEAN|0x300= 02007 + [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 --=20 2.36.1.windows.1 -=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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