From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by mx.groups.io with SMTP id smtpd.web12.46431.1661581332997885650 for ; Fri, 26 Aug 2022 23:22:31 -0700 Authentication-Results: mx.groups.io; dkim=fail reason="unable to parse pub key" header.i=@intel.com header.s=intel header.b=dj0LboSc; spf=pass (domain: intel.com, ip: 134.134.136.31, mailfrom: min.m.xu@intel.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1661581350; x=1693117350; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=2j7tG27XAULeAH/3gekXI89vP5x3VcqwVVc/lp3+UZE=; b=dj0LboSccXKEO4QgF3w+oDsBErR6b7+GaLKKf0Rb8hD3fXV2wr0+nC4C QFtqZFwOiqpuoSKVttnZXk1UTK2J8yJALl40ceMsB8yP4aU1z6aEnz3cn e7Fhz9Wn6YQ8lGM+5erQJCvlYttAmD2JaRQUfV7G9qLZw0TeCGus8rvUU ECZx+fvK3IkZXyu0txdHuJWucjApAkjA79rmybYCfFBBt8Gr62bpZT7Mv YfhLwZU6+DomQ9Je4/J+ee/SI4p2uSDTRVRq7gCYSaUnQaABLNJVT7cq+ 8xY8M1SyA7gq0BUPqhckrb6y53D3gH/szj5jSAEUTetImPT+oe71ZlWwm w==; X-IronPort-AV: E=McAfee;i="6500,9779,10451"; a="356355851" X-IronPort-AV: E=Sophos;i="5.93,267,1654585200"; d="scan'208";a="356355851" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Aug 2022 23:22:30 -0700 X-IronPort-AV: E=Sophos;i="5.93,267,1654585200"; d="scan'208";a="671738777" Received: from mxu9-mobl1.ccr.corp.intel.com ([10.249.171.119]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Aug 2022 23:22:28 -0700 From: "Min Xu" To: devel@edk2.groups.io Cc: Min M Xu , Erdem Aktas , Gerd Hoffmann , James Bottomley , Jiewen Yao , Tom Lendacky Subject: [PATCH V2 08/14] OvmfPkg: Add MaxAcceptedMemoryAddress in TDX work area Date: Sat, 27 Aug 2022 14:21:15 +0800 Message-Id: X-Mailer: git-send-email 2.29.2.windows.2 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Min M Xu RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3937 In lazy-accept the MaxAcceptedMemoryAddress is needed in TransferTdxHobList and ContructFwHobList(at PeilessStartupLib). But in SEC phase we cannot use a global variable to pass this value. So we add a new field (MaxAcceptedMemoryAddress) in Tdx work area. Cc: Erdem Aktas Cc: Gerd Hoffmann Cc: James Bottomley Cc: Jiewen Yao Cc: Tom Lendacky Signed-off-by: Min Xu --- OvmfPkg/Include/WorkArea.h | 1 + 1 file changed, 1 insertion(+) diff --git a/OvmfPkg/Include/WorkArea.h b/OvmfPkg/Include/WorkArea.h index bf56fc4a6f65..2c2a5816b0dc 100644 --- a/OvmfPkg/Include/WorkArea.h +++ b/OvmfPkg/Include/WorkArea.h @@ -71,6 +71,7 @@ typedef struct _SEC_TDX_WORK_AREA { UINT32 PageTableReady; UINT32 Gpaw; UINT64 HobList; + UINT64 MaxAcceptedMemoryAddress; } SEC_TDX_WORK_AREA; typedef struct _TDX_WORK_AREA { -- 2.29.2.windows.2