From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=209.132.183.28; helo=mx1.redhat.com; envelope-from=pbonzini@redhat.com; receiver=edk2-devel@lists.01.org Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) (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 4D27F21B00DFD for ; Thu, 16 Nov 2017 12:27:06 -0800 (PST) Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D37D76A7E4; Thu, 16 Nov 2017 20:31:15 +0000 (UTC) Received: from donizetti.redhat.com (ovpn-117-65.ams2.redhat.com [10.36.117.65]) by smtp.corp.redhat.com (Postfix) with ESMTP id 454BFB32BA; Thu, 16 Nov 2017 20:31:11 +0000 (UTC) From: Paolo Bonzini To: edk2-devel@lists.01.org Cc: Laszlo Ersek , Ard Biesheuvel , Jordan Justen Date: Thu, 16 Nov 2017 21:30:59 +0100 Message-Id: <20171116203100.28085-3-pbonzini@redhat.com> In-Reply-To: <20171116203100.28085-1-pbonzini@redhat.com> References: <20171116203100.28085-1-pbonzini@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Thu, 16 Nov 2017 20:31:15 +0000 (UTC) Subject: [PATCH v3 2/3] OvmfPkg: create a separate PlatformDebugLibIoPort instance for SEC 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: Thu, 16 Nov 2017 20:27:06 -0000 The next patch will want to add a global variable to PlatformDebugLibIoPort, but this is not suitable for the SEC phase, because SEC runs from read-only flash. The solution is to have two library instances, one for SEC and another for all other firmware phases. This patch adds the "plumbing" for the SEC library instance, separating the INF files and moving the constructor to a separate C source file. Contributed-under: TianoCore Contribution Agreement 1.1 Tested-by: Laszlo Ersek Cc: Laszlo Ersek Cc: Ard Biesheuvel Cc: Jordan Justen (Intel address) Signed-off-by: Paolo Bonzini --- OvmfPkg/OvmfPkgIa32.dsc | 2 +- OvmfPkg/OvmfPkgIa32X64.dsc | 2 +- OvmfPkg/OvmfPkgX64.dsc | 2 +- OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf | 3 ++- OvmfPkg/Library/PlatformDebugLibIoPort/PlatformRomDebugLibIoPort.inf | 52 ++++++++++++++++++++++++++++++++++++++++++++ OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c | 15 ------------- OvmfPkg/Library/PlatformDebugLibIoPort/DebugLibDetect.c | 31 ++++++++++++++++++++++++++ OvmfPkg/Library/PlatformDebugLibIoPort/DebugLibDetectRom.c | 31 ++++++++++++++++++++++++++ 8 files changed, 119 insertions(+), 19 deletions(-) diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc index c2f534fdbf..7ccb61147f 100644 --- a/OvmfPkg/OvmfPkgIa32.dsc +++ b/OvmfPkg/OvmfPkgIa32.dsc @@ -207,7 +207,7 @@ [LibraryClasses.common.SEC] !ifdef $(DEBUG_ON_SERIAL_PORT) DebugLib|MdePkg/Library/BaseDebugLibSerialPort/BaseDebugLibSerialPort.inf !else - DebugLib|OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf + DebugLib|OvmfPkg/Library/PlatformDebugLibIoPort/PlatformRomDebugLibIoPort.inf !endif ReportStatusCodeLib|MdeModulePkg/Library/PeiReportStatusCodeLib/PeiReportStatusCodeLib.inf ExtractGuidedSectionLib|MdePkg/Library/BaseExtractGuidedSectionLib/BaseExtractGuidedSectionLib.inf diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc index 9f300a2e6f..237ec71b5e 100644 --- a/OvmfPkg/OvmfPkgIa32X64.dsc +++ b/OvmfPkg/OvmfPkgIa32X64.dsc @@ -212,7 +212,7 @@ [LibraryClasses.common.SEC] !ifdef $(DEBUG_ON_SERIAL_PORT) DebugLib|MdePkg/Library/BaseDebugLibSerialPort/BaseDebugLibSerialPort.inf !else - DebugLib|OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf + DebugLib|OvmfPkg/Library/PlatformDebugLibIoPort/PlatformRomDebugLibIoPort.inf !endif ReportStatusCodeLib|MdeModulePkg/Library/PeiReportStatusCodeLib/PeiReportStatusCodeLib.inf ExtractGuidedSectionLib|MdePkg/Library/BaseExtractGuidedSectionLib/BaseExtractGuidedSectionLib.inf diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc index 1ffcf37f8b..a5047fa38e 100644 --- a/OvmfPkg/OvmfPkgX64.dsc +++ b/OvmfPkg/OvmfPkgX64.dsc @@ -212,7 +212,7 @@ [LibraryClasses.common.SEC] !ifdef $(DEBUG_ON_SERIAL_PORT) DebugLib|MdePkg/Library/BaseDebugLibSerialPort/BaseDebugLibSerialPort.inf !else - DebugLib|OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf + DebugLib|OvmfPkg/Library/PlatformDebugLibIoPort/PlatformRomDebugLibIoPort.inf !endif ReportStatusCodeLib|MdeModulePkg/Library/PeiReportStatusCodeLib/PeiReportStatusCodeLib.inf ExtractGuidedSectionLib|MdePkg/Library/BaseExtractGuidedSectionLib/BaseExtractGuidedSectionLib.inf diff --git a/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf b/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf index 0e74fe94cb..de3c2f542b 100644 --- a/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf +++ b/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf @@ -21,7 +21,7 @@ [Defines] FILE_GUID = DF934DA3-CD31-49FE-AF50-B3C87C79325F MODULE_TYPE = BASE VERSION_STRING = 1.0 - LIBRARY_CLASS = DebugLib + LIBRARY_CLASS = DebugLib|PEI_CORE PEIM DXE_CORE DXE_DRIVER DXE_RUNTIME_DRIVER SMM_CORE DXE_SMM_DRIVER UEFI_DRIVER UEFI_APPLICATION CONSTRUCTOR = PlatformDebugLibIoPortConstructor # @@ -30,6 +30,7 @@ [Defines] [Sources] DebugLib.c + DebugLibDetect.c [Packages] MdePkg/MdePkg.dec diff --git a/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformRomDebugLibIoPort.inf b/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformRomDebugLibIoPort.inf new file mode 100644 index 0000000000..491c0318de --- /dev/null +++ b/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformRomDebugLibIoPort.inf @@ -0,0 +1,52 @@ +## @file +# Instance of Debug Library for the QEMU debug console port. +# It uses Print Library to produce formatted output strings. +# +# Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.
+# Copyright (c) 2017, Red Hat, Inc.
+# +# This program and the accompanying materials +# are licensed and made available under the terms and conditions of the BSD License +# which accompanies this distribution. The full text of the license may be found at +# http://opensource.org/licenses/bsd-license.php. +# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. +# +# +## + +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = PlatformRomDebugLibIoPort + FILE_GUID = CEB0D9D3-328F-4C24-8C02-28FA1986AE1B + MODULE_TYPE = BASE + VERSION_STRING = 1.0 + LIBRARY_CLASS = DebugLib|SEC + CONSTRUCTOR = PlatformRomDebugLibIoPortConstructor + +# +# VALID_ARCHITECTURES = IA32 X64 IPF EBC +# + +[Sources] + DebugLib.c + DebugLibDetectRom.c + +[Packages] + MdePkg/MdePkg.dec + OvmfPkg/OvmfPkg.dec + +[LibraryClasses] + BaseMemoryLib + IoLib + PcdLib + PrintLib + BaseLib + DebugPrintErrorLevelLib + +[Pcd] + gUefiOvmfPkgTokenSpaceGuid.PcdDebugIoPort ## CONSUMES + gEfiMdePkgTokenSpaceGuid.PcdDebugClearMemoryValue ## CONSUMES + gEfiMdePkgTokenSpaceGuid.PcdDebugPropertyMask ## CONSUMES + gEfiMdePkgTokenSpaceGuid.PcdFixedDebugPrintErrorLevel ## CONSUMES + diff --git a/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c b/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c index 74f4d9c2d6..5a1c86f2c3 100644 --- a/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c +++ b/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c @@ -28,21 +28,6 @@ // #define MAX_DEBUG_MESSAGE_LENGTH 0x100 -/** - This constructor function does not have to do anything. - - @retval RETURN_SUCCESS The constructor always returns RETURN_SUCCESS. - -**/ -RETURN_STATUS -EFIAPI -PlatformDebugLibIoPortConstructor ( - VOID - ) -{ - return RETURN_SUCCESS; -} - /** Prints a debug message to the debug output device if the specified error level is enabled. diff --git a/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLibDetect.c b/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLibDetect.c new file mode 100644 index 0000000000..bad054f286 --- /dev/null +++ b/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLibDetect.c @@ -0,0 +1,31 @@ +/** @file + Constructor code for QEMU debug port library. + Non-SEC instance. + + Copyright (c) 2017, Red Hat, Inc.
+ This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php. + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#include + +/** + This constructor function does not have anything to do. + + @retval RETURN_SUCCESS The constructor always returns RETURN_SUCCESS. + +**/ +RETURN_STATUS +EFIAPI +PlatformDebugLibIoPortConstructor ( + VOID + ) +{ + return RETURN_SUCCESS; +} diff --git a/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLibDetectRom.c b/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLibDetectRom.c new file mode 100644 index 0000000000..83a118a0f7 --- /dev/null +++ b/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLibDetectRom.c @@ -0,0 +1,31 @@ +/** @file + Constructor code for QEMU debug port library. + SEC instance. + + Copyright (c) 2017, Red Hat, Inc.
+ This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php. + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#include + +/** + This constructor function does not have anything to do. + + @retval RETURN_SUCCESS The constructor always returns RETURN_SUCCESS. + +**/ +RETURN_STATUS +EFIAPI +PlatformRomDebugLibIoPortConstructor ( + VOID + ) +{ + return RETURN_SUCCESS; +} -- 2.14.3