From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) (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 9BB6821E95E11 for ; Mon, 4 Sep 2017 19:09:07 -0700 (PDT) Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 04 Sep 2017 19:11:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.41,477,1498546800"; d="scan'208";a="1010937520" Received: from zwei4-mobl1.ccr.corp.intel.com ([10.239.193.208]) by orsmga003.jf.intel.com with ESMTP; 04 Sep 2017 19:11:54 -0700 From: zwei4 To: edk2-devel@lists.01.org Date: Tue, 5 Sep 2017 10:11:51 +0800 Message-Id: <20170905021152.11384-1-david.wei@intel.com> X-Mailer: git-send-email 2.14.1.windows.1 Subject: [Patch][edk2-platforms 1/2] Disable PCIe De-emphasis. 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, 05 Sep 2017 02:09:07 -0000 Some PCIe device, such as Intel8265NGW/8260NGW WiFi device, disappears after reboot. PCIe root port De-emphasis has to be disabled to fix this issue. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: zwei4 --- .../Common/PlatformSettings/PlatformSetupDxe/SouthClusterConfig.vfi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Platform/BroxtonPlatformPkg/Common/PlatformSettings/PlatformSetupDxe/SouthClusterConfig.vfi b/Platform/BroxtonPlatformPkg/Common/PlatformSettings/PlatformSetupDxe/SouthClusterConfig.vfi index 35aeb34bf..1b0e93dd9 100644 --- a/Platform/BroxtonPlatformPkg/Common/PlatformSettings/PlatformSetupDxe/SouthClusterConfig.vfi +++ b/Platform/BroxtonPlatformPkg/Common/PlatformSettings/PlatformSetupDxe/SouthClusterConfig.vfi @@ -1236,8 +1236,8 @@ form formid = PCIERP2_OPTIONS_FORM_ID, oneof varid = Setup.PcieRootPortSelectableDeemphasis[OFFSET_1], prompt = STRING_TOKEN (STR_PCH_PCIE_SD_PROMPT), help = STRING_TOKEN (STR_PCH_PCIE_SD_HELP), - option text = STRING_TOKEN(STR_DISABLE), value = 0, flags = RESET_REQUIRED; - option text = STRING_TOKEN(STR_ENABLE), value = 1, flags = DEFAULT | MANUFACTURING | RESET_REQUIRED; + option text = STRING_TOKEN(STR_DISABLE), value = 0, flags = DEFAULT | MANUFACTURING | RESET_REQUIRED; + option text = STRING_TOKEN(STR_ENABLE), value = 1, flags = RESET_REQUIRED; endoneof; endif; endform; //End of PCIERP2_OPTIONS_FORM_ID -- 2.14.1.windows.1