From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=134.134.136.20; helo=mga02.intel.com; envelope-from=star.zeng@intel.com; receiver=edk2-devel@lists.01.org Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id DABDE203564B6 for ; Tue, 28 Nov 2017 01:48:08 -0800 (PST) Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 28 Nov 2017 01:52:30 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.44,467,1505804400"; d="scan'208";a="178643025" Received: from shwdeopenpsi068.ccr.corp.intel.com ([10.239.158.46]) by orsmga005.jf.intel.com with ESMTP; 28 Nov 2017 01:52:29 -0800 From: Star Zeng To: edk2-devel@lists.01.org Cc: Star Zeng , Liming Gao Date: Tue, 28 Nov 2017 17:52:23 +0800 Message-Id: <1511862747-10220-1-git-send-email-star.zeng@intel.com> X-Mailer: git-send-email 2.7.0.windows.1 Subject: [PATCH 0/4] Add USED_SIZE FV_EXT_TYPE support X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Nov 2017 09:48:09 -0000 The USED_SIZE FV_EXT_TYPE is introduced by PI 1.6 spec. The EFI_FIRMWARE_VOLUME_EXT_ENTRY_USED_SIZE_TYPE can be used to find out how many EFI_FVB2_ERASE_POLARITY bytes are at the end of the FV. When the FV gets shadowed into memory you only need to copy the used bytes into memory and fill the rest of the memory buffer with the erase value. Cc: Liming Gao Star Zeng (4): MdePkg PiFirmwareVolume.h: Add USED_SIZE FV_EXT_TYPE definitions MdeModulePkg PeiCore: Support USED_SIZE FV_EXT_TYPE MdeModulePkg DxeCore: Check FvImage alignment MdeModulePkg DxeCore: Support USED_SIZE FV_EXT_TYPE MdeModulePkg/Core/Dxe/Dispatcher/Dispatcher.c | 115 +++++++++++++++++++++++--- MdeModulePkg/Core/Pei/FwVol/FwVol.c | 91 +++++++++++++++++++- MdePkg/Include/Pi/PiFirmwareVolume.h | 23 +++++- 3 files changed, 211 insertions(+), 18 deletions(-) -- 2.7.0.windows.1