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Mon, 8 May 2023 07:03:50 +0000 X-Received: from SATLEXMB08.amd.com (10.181.40.132) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Mon, 8 May 2023 02:03:43 -0500 X-Received: from SATLEXMB03.amd.com (10.181.40.144) by SATLEXMB08.amd.com (10.181.40.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Mon, 8 May 2023 00:03:23 -0700 X-Received: from BLR-LAB-SFW01.amd.com (10.180.168.240) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server id 15.1.2375.34 via Frontend Transport; Mon, 8 May 2023 02:03:21 -0500 From: "Abdul Lateef Attar via groups.io" To: CC: Abdul Lateef Attar , Abner Chang Subject: [edk2-devel] [PATCH v1 1/1] AMD/AmdMinBoardPkg: Implements SpcrDeviceLib library Date: Mon, 8 May 2023 12:33:17 +0530 Message-ID: In-Reply-To: References: MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF0000C406:EE_|BL1PR12MB5221:EE_ X-MS-Office365-Filtering-Correlation-Id: 81dd42d6-156f-429f-940b-08db4f9260c6 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam-Message-Info: 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 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 May 2023 07:03:50.9722 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 81dd42d6-156f-429f-940b-08db4f9260c6 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0000C406.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL1PR12MB5221 Precedence: Bulk List-Unsubscribe: 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,abdattar@amd.com X-Gm-Message-State: Yjl8ocxp2e0wcrM7YbVEKa0zx1787277AA= Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1683529434; bh=4xb6RSeJcXBhdkJc+Stu7ByNIHxGYloA1qAcjVNb23E=; h=CC:Content-Type:Date:From:Reply-To:Subject:To; b=AXE6xzh1DWMoW2lzYwyae5mdzRt5E/I5A5iyx2b7FaqnGsGrNUb5i1hL7SBZ311Y9Pu 7ysUM5aVc61JNPju2gKQ9RitXc/4se1Vh9DhJNy0NHqD7vF+SL+jJ0Crm/fDgQIh8Lwmg vZ4Azf4RtT3+uVZKRRvJ3z+DRal/JuIyz/o= X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1683529436196100001 Content-Type: text/plain; charset="utf-8" Implements SpcrDeviceLib library for AMD common boards. Cc: Abner Chang Signed-off-by: Abdul Lateef Attar Reviewed-by: Abner Chang --- .../AMD/AmdMinBoardPkg/AmdMinBoardPkg.dsc | 6 ++ .../Library/SpcrDeviceLib/SpcrDeviceLib.inf | 23 +++++ .../Library/SpcrDeviceLib/SpcrDeviceLib.c | 84 +++++++++++++++++++ 3 files changed, 113 insertions(+) create mode 100755 Platform/AMD/AmdMinBoardPkg/Library/SpcrDeviceLib/SpcrD= eviceLib.inf create mode 100755 Platform/AMD/AmdMinBoardPkg/Library/SpcrDeviceLib/SpcrD= eviceLib.c diff --git a/Platform/AMD/AmdMinBoardPkg/AmdMinBoardPkg.dsc b/Platform/AMD/= AmdMinBoardPkg/AmdMinBoardPkg.dsc index 2f17db5df5fb..273cd74f7842 100644 --- a/Platform/AMD/AmdMinBoardPkg/AmdMinBoardPkg.dsc +++ b/Platform/AMD/AmdMinBoardPkg/AmdMinBoardPkg.dsc @@ -22,9 +22,15 @@ [Packages] MinPlatformPkg/MinPlatformPkg.dec UefiCpuPkg/UefiCpuPkg.dec =20 +[LibraryClasses] + SpcrDeviceLib|AmdMinBoardPkg/Library/SpcrDeviceLib/SpcrDeviceLib.inf + [LibraryClasses.common.PEIM] SetCacheMtrrLib|AmdMinBoardPkg/Library/SetCacheMtrrLib/SetCacheMtrrLib.i= nf =20 +[Components] + AmdMinBoardPkg/Library/SpcrDeviceLib/SpcrDeviceLib.inf + [Components.IA32] AmdMinBoardPkg/Library/SetCacheMtrrLib/SetCacheMtrrLib.inf =20 diff --git a/Platform/AMD/AmdMinBoardPkg/Library/SpcrDeviceLib/SpcrDeviceLi= b.inf b/Platform/AMD/AmdMinBoardPkg/Library/SpcrDeviceLib/SpcrDeviceLib.inf new file mode 100755 index 000000000000..d9b77e586aa8 --- /dev/null +++ b/Platform/AMD/AmdMinBoardPkg/Library/SpcrDeviceLib/SpcrDeviceLib.inf @@ -0,0 +1,23 @@ +## @file +# Implementation for SpcrDeviceLib Library. +# SpcrDeviceLib is usd for Serial Port Console Redirection Table (SPCR) de= vice. +# +# Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved.
+# +# SPDX-License-Identifier: BSD-2-Clause-Patent +# +## + +[Defines] + INF_VERSION =3D 1.29 + BASE_NAME =3D SpcrDeviceLib + FILE_GUID =3D 9232A55A-45E3-424A-94C6-615AF63C9A6B + VERSION_STRING =3D 1.0 + MODULE_TYPE =3D BASE + LIBRARY_CLASS =3D SpcrDeviceLib + +[Packages] + MdePkg/MdePkg.dec + +[Sources] + SpcrDeviceLib.c diff --git a/Platform/AMD/AmdMinBoardPkg/Library/SpcrDeviceLib/SpcrDeviceLi= b.c b/Platform/AMD/AmdMinBoardPkg/Library/SpcrDeviceLib/SpcrDeviceLib.c new file mode 100755 index 000000000000..0762f16fb360 --- /dev/null +++ b/Platform/AMD/AmdMinBoardPkg/Library/SpcrDeviceLib/SpcrDeviceLib.c @@ -0,0 +1,84 @@ +/** @file + +Implements SpcrDeviceLib library functions. +This library implementation is for AMD processor based platforms. + +Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved.
+ +SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include +#include +#include +#include +#include +#include + +STATIC EFI_GUID TerminalTypeGuid[] =3D { + DEVICE_PATH_MESSAGING_PC_ANSI, + DEVICE_PATH_MESSAGING_VT_100, + DEVICE_PATH_MESSAGING_VT_100_PLUS, + DEVICE_PATH_MESSAGING_VT_UTF8 +}; + +/** + Get a Serial Port device for SPCR. + + @retval NULL Fails to get the DevicePath + DevicePath If success + +**/ +EFI_DEVICE_PATH_PROTOCOL * +EFIAPI +GetSpcrDevice ( + VOID + ) +{ + EFI_DEVICE_PATH_PROTOCOL *VarConsole; + EFI_DEVICE_PATH_PROTOCOL *DevicePath; + EFI_DEVICE_PATH_PROTOCOL *TmpDevicePath; + VENDOR_DEVICE_PATH *Vendor; + UINTN Size; + BOOLEAN Found; + UINTN Index; + + // look for supported terminal type GUID in the device path + if (GetEfiGlobalVariable2 (L"ConOut", (VOID **)&VarConsole, NULL) =3D=3D= EFI_SUCCESS) { + do { + // Get the Single Device Path + DevicePath =3D GetNextDevicePathInstance (&VarConsole, &Size); + if (DevicePath =3D=3D NULL) { + return NULL; + } + + TmpDevicePath =3D DevicePath; + Found =3D FALSE; + while (!IsDevicePathEnd (TmpDevicePath)) { + // search for terminal type + Vendor =3D (VENDOR_DEVICE_PATH *)TmpDevicePath; + for (Index =3D 0; Index < (sizeof (TerminalTypeGuid) / sizeof (Ter= minalTypeGuid[0])); Index++) { + if (CompareGuid (&Vendor->Guid, &TerminalTypeGuid[Index])) { + Found =3D TRUE; + break; + } + } + + if (Found) { + break; + } + + TmpDevicePath =3D NextDevicePathNode (TmpDevicePath); + } + + if (Found) { + return (DevicePath); + } + + FreePool (DevicePath); + } while (VarConsole !=3D NULL); + } + + return NULL; +} --=20 2.25.1 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#104254): https://edk2.groups.io/g/devel/message/104254 Mute This Topic: https://groups.io/mt/98756417/1787277 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [importer@patchew.org] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-