From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga18.intel.com (mga18.intel.com []) by mx.groups.io with SMTP id smtpd.web08.34931.1624204037148521455 for ; Sun, 20 Jun 2021 08:47:20 -0700 Authentication-Results: mx.groups.io; dkim=missing; spf=fail (domain: intel.com, ip: , mailfrom: zhiguang.liu@intel.com) IronPort-SDR: hG+mc5N9SXpcwdhW5o0gwVRLeAClmieJTzzB7RmWTpvWhlT0/2b/nA6+d7Q/3BuVODxxZz6R/4 U1joaxZjuhHg== X-IronPort-AV: E=McAfee;i="6200,9189,10021"; a="194044400" X-IronPort-AV: E=Sophos;i="5.83,287,1616482800"; d="scan'208";a="194044400" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jun 2021 08:47:20 -0700 IronPort-SDR: 6VFwWvQYzPMnrdNCZJT8C7yg+6YrMk467JV5HIZXfbJVO94KbYG81u/82o5zbsva0I/8MSNYQH 7SZHfg3fAkLA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,287,1616482800"; d="scan'208";a="451932615" Received: from fieedk002.ccr.corp.intel.com ([10.239.158.144]) by orsmga008.jf.intel.com with ESMTP; 20 Jun 2021 08:47:19 -0700 From: "Zhiguang Liu" To: devel@edk2.groups.io Cc: Maurice Ma , Guo Dong , Benjamin You Subject: [PATCH 03/12] UefiPayloadPkg: Add a separate PlatformHookLib for Universal Payload Date: Sun, 20 Jun 2021 23:46:53 +0800 Message-Id: <20210620154702.2681-4-zhiguang.liu@intel.com> X-Mailer: git-send-email 2.30.0.windows.2 In-Reply-To: <20210620154702.2681-1-zhiguang.liu@intel.com> References: <20210620154702.2681-1-zhiguang.liu@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Add a new separate PlatformHookLib for Universal Payload to consume Guid Hob gUniversalPayloadSerialPortInfoGuid to get serial port information Cc: Maurice Ma Cc: Guo Dong Cc: Benjamin You Signed-off-by: Zhiguang Liu --- UefiPayloadPkg/Library/UniversalPayloadPlatformHookLib/PlatformHookLib.c = | 82 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++= +++++++++++++ UefiPayloadPkg/Library/UniversalPayloadPlatformHookLib/PlatformHookLib.inf= | 41 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 123 insertions(+) diff --git a/UefiPayloadPkg/Library/UniversalPayloadPlatformHookLib/Platfor= mHookLib.c b/UefiPayloadPkg/Library/UniversalPayloadPlatformHookLib/Platfor= mHookLib.c new file mode 100644 index 0000000000..6705f29505 --- /dev/null +++ b/UefiPayloadPkg/Library/UniversalPayloadPlatformHookLib/PlatformHookLi= b.c @@ -0,0 +1,82 @@ +/** @file=0D + Platform Hook Library instance for UART device.=0D +=0D + Copyright (c) 2021, Intel Corporation. All rights reserved.
=0D + SPDX-License-Identifier: BSD-2-Clause-Patent=0D +=0D +**/=0D +=0D +#include =0D +#include =0D +#include =0D +#include =0D +#include =0D +#include =0D +=0D +/**=0D + Performs platform specific initialization required for the CPU to access= =0D + the hardware associated with a SerialPortLib instance. This function do= es=0D + not initialize the serial port hardware itself. Instead, it initializes= =0D + hardware devices that are required for the CPU to access the serial port= =0D + hardware. This function may be called more than once.=0D +=0D + @retval RETURN_SUCCESS The platform specific initialization succee= ded.=0D + @retval RETURN_DEVICE_ERROR The platform specific initialization could = not be completed.=0D +=0D +**/=0D +RETURN_STATUS=0D +EFIAPI=0D +PlatformHookSerialPortInitialize (=0D + VOID=0D + )=0D +{=0D + RETURN_STATUS Status;=0D + UNIVERSAL_PAYLOAD_SERIAL_PORT_INFO *SerialPortInfo;=0D + UINT8 *GuidHob;=0D + UNIVERSAL_PAYLOAD_GENERIC_HEADER *GenericHeader;=0D +=0D + GuidHob =3D GetFirstGuidHob (&gUniversalPayloadSerialPortInfoGuid);=0D + if (GuidHob =3D=3D NULL) {=0D + return EFI_NOT_FOUND;=0D + }=0D +=0D + GenericHeader =3D (UNIVERSAL_PAYLOAD_GENERIC_HEADER *) GET_GUID_HOB_DATA= (GuidHob);=0D + if ((sizeof (UNIVERSAL_PAYLOAD_GENERIC_HEADER) > GET_GUID_HOB_DATA_SIZE = (GuidHob)) || (GenericHeader->Length > GET_GUID_HOB_DATA_SIZE (GuidHob))) {= =0D + return EFI_NOT_FOUND;=0D + }=0D +=0D + if (GenericHeader->Revision =3D=3D UNIVERSAL_PAYLOAD_SERIAL_PORT_INFO_RE= VISION) {=0D + SerialPortInfo =3D (UNIVERSAL_PAYLOAD_SERIAL_PORT_INFO *) GET_GUID_HOB= _DATA (GuidHob);=0D + if (GenericHeader->Length < UNIVERSAL_PAYLOAD_SIZEOF_THROUGH_FIELD (UN= IVERSAL_PAYLOAD_SERIAL_PORT_INFO, RegisterBase)) {=0D + //=0D + // Return if can't find the Serial Port Info Hob with enough length= =0D + //=0D + return EFI_NOT_FOUND;=0D + }=0D +=0D + Status =3D PcdSetBoolS (PcdSerialUseMmio, SerialPortInfo->UseMmio);=0D + if (RETURN_ERROR (Status)) {=0D + return Status;=0D + }=0D + Status =3D PcdSet64S (PcdSerialRegisterBase, SerialPortInfo->RegisterB= ase);=0D + if (RETURN_ERROR (Status)) {=0D + return Status;=0D + }=0D + Status =3D PcdSet32S (PcdSerialRegisterStride, SerialPortInfo->Registe= rStride);=0D + if (RETURN_ERROR (Status)) {=0D + return Status;=0D + }=0D + Status =3D PcdSet32S (PcdSerialBaudRate, SerialPortInfo->BaudRate);=0D + if (RETURN_ERROR (Status)) {=0D + return Status;=0D + }=0D + Status =3D PcdSet64S (PcdUartDefaultBaudRate, SerialPortInfo->BaudRate= );=0D + if (RETURN_ERROR (Status)) {=0D + return Status;=0D + }=0D +=0D + return RETURN_SUCCESS;=0D + }=0D +=0D + return EFI_NOT_FOUND;=0D +}=0D diff --git a/UefiPayloadPkg/Library/UniversalPayloadPlatformHookLib/Platfor= mHookLib.inf b/UefiPayloadPkg/Library/UniversalPayloadPlatformHookLib/Platf= ormHookLib.inf new file mode 100644 index 0000000000..41e05ddf54 --- /dev/null +++ b/UefiPayloadPkg/Library/UniversalPayloadPlatformHookLib/PlatformHookLi= b.inf @@ -0,0 +1,41 @@ +## @file=0D +# Platform Hook Library instance for UART device for Universal Payload.=0D +#=0D +# Copyright (c) 2021, Intel Corporation. All rights reserved.
=0D +#=0D +# SPDX-License-Identifier: BSD-2-Clause-Patent=0D +#=0D +##=0D +=0D +[Defines]=0D + INF_VERSION =3D 0x00010005=0D + BASE_NAME =3D PlatformHookLib=0D + FILE_GUID =3D 807E05AB-9411-429F-97F0-FE425BF6B094= =0D + MODULE_TYPE =3D BASE=0D + VERSION_STRING =3D 1.0=0D + LIBRARY_CLASS =3D PlatformHookLib=0D + CONSTRUCTOR =3D PlatformHookSerialPortInitialize=0D +=0D +[Sources]=0D + PlatformHookLib.c=0D +=0D +[LibraryClasses]=0D + PcdLib=0D + BaseLib=0D + HobLib=0D + DxeHobListLib=0D +=0D +[Packages]=0D + MdePkg/MdePkg.dec=0D + MdeModulePkg/MdeModulePkg.dec=0D + UefiPayloadPkg/UefiPayloadPkg.dec=0D +=0D +[Guids]=0D + gUniversalPayloadSerialPortInfoGuid=0D +=0D +[Pcd]=0D + gEfiMdeModulePkgTokenSpaceGuid.PcdSerialUseMmio ## PRODUCES=0D + gEfiMdeModulePkgTokenSpaceGuid.PcdSerialRegisterBase ## PRODUCES=0D + gEfiMdeModulePkgTokenSpaceGuid.PcdSerialBaudRate ## PRODUCES=0D + gEfiMdeModulePkgTokenSpaceGuid.PcdSerialRegisterStride ## PRODUCES=0D + gEfiMdePkgTokenSpaceGuid.PcdUartDefaultBaudRate ## PRODUCES=0D --=20 2.16.2.windows.1