From nobody Mon Feb 9 05:40:44 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) client-ip=66.175.222.108; envelope-from=bounce+27952+69383+1787277+3901457@groups.io; helo=mail02.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+69383+1787277+3901457@groups.io ARC-Seal: i=1; a=rsa-sha256; t=1608631277; cv=none; d=zohomail.com; s=zohoarc; b=fgcLir7bgO0PuXaQ+zEvgYUS8FEhCCMPWKIufM1dm4DSPGuheyI1TUVPZ/UBvXiieCZVpjtUjAj8S6YRRnK24+ZhNNRHU/YBp1V5e+cj5vU9xllXqj5hJDZO8LIST38R9PivFkXcO71XniQdO4Oq0ZFdUvjjMk9fXCkP+MbLFUo= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1608631277; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Id:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:References:Sender:Subject:To; bh=KwFzrb7nRo5NFCgdnw9hXAebov/kWoKeFfe2L2lrRCk=; b=U5EPEYN2tmXTZIUXmHmSwxWYiHA1EdUvmKJ8B8iYaK80p8peCg/pJmF6KYIKddR0L+gxPEWC2ZT5n5ntJa9TvK5ET8iP6v0mrqrzsABr8wxxHWh6/UVTDpJSvswfDcYimtWwAa8v3TuD3iJViRwzwQz7718p1q3+eWJBxlnjJbg= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+69383+1787277+3901457@groups.io Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1608631277181945.4273691678603; Tue, 22 Dec 2020 02:01:17 -0800 (PST) Return-Path: X-Received: by 127.0.0.2 with SMTP id ulsmYY1788612xEGIpzZ2oSF; Tue, 22 Dec 2020 02:01:15 -0800 X-Received: from szxga05-in.huawei.com (szxga05-in.huawei.com [45.249.212.191]) by mx.groups.io with SMTP id smtpd.web08.9584.1608631238573666877 for ; Tue, 22 Dec 2020 02:00:39 -0800 X-Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4D0Wyw3kPBzM82l; Tue, 22 Dec 2020 17:59:36 +0800 (CST) X-Received: from localhost (10.174.184.155) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.498.0; Tue, 22 Dec 2020 18:00:22 +0800 From: "Jiahui Cen via groups.io" To: CC: Jordan Justen , Laszlo Ersek , Ard Biesheuvel , Rebecca Cran , Peter Grehan , Anthony Perard , Julien Grall , Leif Lindholm , Sami Mujawar , , , Jiahui Cen , Yubo Miao Subject: [edk2-devel] [PATCH v3 1/5] OvmfPkg: Introduce PciHostBridgeUtilityLib class Date: Tue, 22 Dec 2020 17:59:40 +0800 Message-ID: <20201222095944.8686-2-cenjiahui@huawei.com> In-Reply-To: <20201222095944.8686-1-cenjiahui@huawei.com> References: <20201222095944.8686-1-cenjiahui@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.174.184.155] X-CFilter-Loop: Reflected Precedence: Bulk List-Unsubscribe: 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,cenjiahui@huawei.com X-Gm-Message-State: xPZv80AVthz1O7KBZRMZxCFYx1787277AA= Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1608631275; bh=7EYcabqAG3EMDtMWbc2gdeoJLHDcurHcFqatf0Xxgvs=; h=CC:Content-Type:Date:From:Reply-To:Subject:To; b=YlmNSfrqSw39AzAoNRaiiMy0I5PXNjdXhonxA0YuP5y/2Z2xXpc5/mENn3bXKy93/0j MHkefwIIYsarparF7NL/JwMkIrfookJ81UqoNBXLb3D1G5E90JndIb5Dn2XaSC2moua6t doPubd61QwruejFiXGYdPTREpC8zQQETP78= X-ZohoMail-DKIM: pass (identity @groups.io) Content-Type: text/plain; charset="utf-8" Introduce a new PciHostBridgeUtilityLib class to share duplicate code between OvmfPkg and ArmVirtPkg. Extract function PciHostBridgeUtilityResourceConflict from PciHostBridgeResourceConflict in OvmfPkg/PciHostBridgeLib. BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3D3059 Cc: Jordan Justen Cc: Laszlo Ersek Cc: Ard Biesheuvel Cc: Rebecca Cran Cc: Peter Grehan Cc: Anthony Perard Cc: Julien Grall Signed-off-by: Jiahui Cen Signed-off-by: Yubo Miao --- OvmfPkg/OvmfPkg.dec | 4 + OvmfPkg/Bhyve/BhyveX64.dsc | 1 + OvmfPkg/OvmfPkgIa32.dsc | 1 + OvmfPkg/OvmfPkgIa32X64.dsc | 1 + OvmfPkg/OvmfPkgX64.dsc | 1 + OvmfPkg/OvmfXen.dsc | 1 + OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.inf | 1 + OvmfPkg/Library/PciHostBridgeUtilityLib/PciHostBridgeUtilityLib.inf | 37 += +++++++++ OvmfPkg/Include/Library/PciHostBridgeUtilityLib.h | 37 += +++++++++ OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c | 41 += ---------- OvmfPkg/Library/PciHostBridgeUtilityLib/PciHostBridgeUtilityLib.c | 77 += +++++++++++++++++++ 11 files changed, 163 insertions(+), 39 deletions(-) diff --git a/OvmfPkg/OvmfPkg.dec b/OvmfPkg/OvmfPkg.dec index 50d7b27d941c..e39097a253a1 100644 --- a/OvmfPkg/OvmfPkg.dec +++ b/OvmfPkg/OvmfPkg.dec @@ -49,6 +49,10 @@ [LibraryClasses] # access. PciCapPciSegmentLib|Include/Library/PciCapPciSegmentLib.h =20 + ## @libraryclass Provide common utility functions to PciHostBridgeLib + # instances in ArmVirtPkg and OvmfPkg. + PciHostBridgeUtilityLib|Include/Library/PciHostBridgeUtilityLib.h + ## @libraryclass Register a status code handler for printing the Boot # Manager's LoadImage() and StartImage() preparations, = and # return codes, to the UEFI console. diff --git a/OvmfPkg/Bhyve/BhyveX64.dsc b/OvmfPkg/Bhyve/BhyveX64.dsc index b93fe30ae4e0..f1fdd85d1911 100644 --- a/OvmfPkg/Bhyve/BhyveX64.dsc +++ b/OvmfPkg/Bhyve/BhyveX64.dsc @@ -660,6 +660,7 @@ [Components] MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf { PciHostBridgeLib|OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.i= nf + PciHostBridgeUtilityLib|OvmfPkg/Library/PciHostBridgeUtilityLib/PciH= ostBridgeUtilityLib.inf NULL|OvmfPkg/Library/PlatformHasIoMmuLib/PlatformHasIoMmuLib.inf } MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf { diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc index 26a013ec353e..6eef5e0cfa9c 100644 --- a/OvmfPkg/OvmfPkgIa32.dsc +++ b/OvmfPkg/OvmfPkgIa32.dsc @@ -745,6 +745,7 @@ [Components] MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf { PciHostBridgeLib|OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.i= nf + PciHostBridgeUtilityLib|OvmfPkg/Library/PciHostBridgeUtilityLib/PciH= ostBridgeUtilityLib.inf NULL|OvmfPkg/Library/PlatformHasIoMmuLib/PlatformHasIoMmuLib.inf } MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf { diff --git a/OvmfPkg/OvmfPkgIa32X64.dsc b/OvmfPkg/OvmfPkgIa32X64.dsc index 10579fe46c5b..4b2f48406543 100644 --- a/OvmfPkg/OvmfPkgIa32X64.dsc +++ b/OvmfPkg/OvmfPkgIa32X64.dsc @@ -759,6 +759,7 @@ [Components.X64] MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf { PciHostBridgeLib|OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.i= nf + PciHostBridgeUtilityLib|OvmfPkg/Library/PciHostBridgeUtilityLib/PciH= ostBridgeUtilityLib.inf NULL|OvmfPkg/Library/PlatformHasIoMmuLib/PlatformHasIoMmuLib.inf } MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf { diff --git a/OvmfPkg/OvmfPkgX64.dsc b/OvmfPkg/OvmfPkgX64.dsc index c9235e48ad62..8577ccaa35af 100644 --- a/OvmfPkg/OvmfPkgX64.dsc +++ b/OvmfPkg/OvmfPkgX64.dsc @@ -755,6 +755,7 @@ [Components] MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf { PciHostBridgeLib|OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.i= nf + PciHostBridgeUtilityLib|OvmfPkg/Library/PciHostBridgeUtilityLib/PciH= ostBridgeUtilityLib.inf NULL|OvmfPkg/Library/PlatformHasIoMmuLib/PlatformHasIoMmuLib.inf } MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf { diff --git a/OvmfPkg/OvmfXen.dsc b/OvmfPkg/OvmfXen.dsc index 12b7a87ee877..fa35d122cf3e 100644 --- a/OvmfPkg/OvmfXen.dsc +++ b/OvmfPkg/OvmfXen.dsc @@ -550,6 +550,7 @@ [Components] MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf { PciHostBridgeLib|OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.i= nf + PciHostBridgeUtilityLib|OvmfPkg/Library/PciHostBridgeUtilityLib/PciH= ostBridgeUtilityLib.inf NULL|OvmfPkg/Library/PlatformHasIoMmuLib/PlatformHasIoMmuLib.inf } MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf { diff --git a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.inf b/OvmfPk= g/Library/PciHostBridgeLib/PciHostBridgeLib.inf index 6ec9ec751478..4c56f3c90b3b 100644 --- a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.inf +++ b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.inf @@ -39,6 +39,7 @@ [LibraryClasses] DebugLib DevicePathLib MemoryAllocationLib + PciHostBridgeUtilityLib PciLib QemuFwCfgLib =20 diff --git a/OvmfPkg/Library/PciHostBridgeUtilityLib/PciHostBridgeUtilityLi= b.inf b/OvmfPkg/Library/PciHostBridgeUtilityLib/PciHostBridgeUtilityLib.inf new file mode 100644 index 000000000000..1ba8ec3e03c7 --- /dev/null +++ b/OvmfPkg/Library/PciHostBridgeUtilityLib/PciHostBridgeUtilityLib.inf @@ -0,0 +1,37 @@ +## @file +# Provide common utility functions to PciHostBridgeLib instances in +# ArmVirtPkg and OvmfPkg. +# +# Copyright (C) 2016, Red Hat, Inc. +# Copyright (c) 2016 - 2018, Intel Corporation. All rights reserved.
+# Copyright (c) 2020, Huawei Corporation. All rights reserved.
+# +# SPDX-License-Identifier: BSD-2-Clause-Patent +# +# +## + +[Defines] + INF_VERSION =3D 1.29 + BASE_NAME =3D PciHostBridgeUtilityLib + FILE_GUID =3D e3aa5932-527a-42e7-86f5-81b144c7e5f1 + MODULE_TYPE =3D DXE_DRIVER + VERSION_STRING =3D 1.0 + LIBRARY_CLASS =3D PciHostBridgeUtilityLib + +# +# The following information is for reference only and not required by the = build +# tools. +# +# VALID_ARCHITECTURES =3D IA32 X64 AARCH64 ARM +# + +[Sources] + PciHostBridgeUtilityLib.c + +[Packages] + MdePkg/MdePkg.dec + OvmfPkg/OvmfPkg.dec + +[LibraryClasses] + DebugLib diff --git a/OvmfPkg/Include/Library/PciHostBridgeUtilityLib.h b/OvmfPkg/In= clude/Library/PciHostBridgeUtilityLib.h new file mode 100644 index 000000000000..f932d412aa10 --- /dev/null +++ b/OvmfPkg/Include/Library/PciHostBridgeUtilityLib.h @@ -0,0 +1,37 @@ +/** @file + Provide common utility functions to PciHostBridgeLib instances in + ArmVirtPkg and OvmfPkg. + + Copyright (C) 2016, Red Hat, Inc. + Copyright (c) 2016, Intel Corporation. All rights reserved.
+ Copyright (c) 2020, Huawei Corporation. All rights reserved.
+ + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#ifndef __PCI_HOST_BRIDGE_UTILITY_LIB_H__ +#define __PCI_HOST_BRIDGE_UTILITY_LIB_H__ + + +/** + Utility function to inform the platform that the resource conflict happe= ns. + + @param Configuration Pointer to PCI I/O and PCI memory resource + descriptors. The Configuration contains the reso= urces + for all the root bridges. The resource for each = root + bridge is terminated with END descriptor and an + additional END is appended indicating the end of= the + entire resources. The resource descriptor field + values follow the description in + EFI_PCI_HOST_BRIDGE_RESOURCE_ALLOCATION_PROTOCOL + .SubmitResources(). +**/ +VOID +EFIAPI +PciHostBridgeUtilityResourceConflict ( + VOID *Configuration + ); + + +#endif // __PCI_HOST_BRIDGE_UTILITY_LIB_H__ diff --git a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c b/OvmfPkg/= Library/PciHostBridgeLib/PciHostBridgeLib.c index e850f7d183ee..4a176347fd49 100644 --- a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c +++ b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include "PciHostBridge.h" @@ -33,12 +34,6 @@ typedef struct { #pragma pack () =20 =20 -GLOBAL_REMOVE_IF_UNREFERENCED -CHAR16 *mPciHostBridgeLibAcpiAddressSpaceTypeStr[] =3D { - L"Mem", L"I/O", L"Bus" -}; - - STATIC CONST OVMF_PCI_ROOT_BRIDGE_DEVICE_PATH mRootBridgeDevicePathTemplate =3D { @@ -407,37 +402,5 @@ PciHostBridgeResourceConflict ( VOID *Configuration ) { - EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *Descriptor; - UINTN RootBridgeIndex; - DEBUG ((DEBUG_ERROR, "PciHostBridge: Resource conflict happens!\n")); - - RootBridgeIndex =3D 0; - Descriptor =3D (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *) Configuration; - while (Descriptor->Desc =3D=3D ACPI_ADDRESS_SPACE_DESCRIPTOR) { - DEBUG ((DEBUG_ERROR, "RootBridge[%d]:\n", RootBridgeIndex++)); - for (; Descriptor->Desc =3D=3D ACPI_ADDRESS_SPACE_DESCRIPTOR; Descript= or++) { - ASSERT (Descriptor->ResType < - ARRAY_SIZE (mPciHostBridgeLibAcpiAddressSpaceTypeStr) - ); - DEBUG ((DEBUG_ERROR, " %s: Length/Alignment =3D 0x%lx / 0x%lx\n", - mPciHostBridgeLibAcpiAddressSpaceTypeStr[Descriptor->ResType= ], - Descriptor->AddrLen, Descriptor->AddrRangeMax - )); - if (Descriptor->ResType =3D=3D ACPI_ADDRESS_SPACE_TYPE_MEM) { - DEBUG ((DEBUG_ERROR, " Granularity/SpecificFlag =3D %ld / %02x= %s\n", - Descriptor->AddrSpaceGranularity, Descriptor->SpecificFlag, - ((Descriptor->SpecificFlag & - EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_CACHEABLE_PREFETC= HABLE - ) !=3D 0) ? L" (Prefetchable)" : L"" - )); - } - } - // - // Skip the END descriptor for root bridge - // - ASSERT (Descriptor->Desc =3D=3D ACPI_END_TAG_DESCRIPTOR); - Descriptor =3D (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *)( - (EFI_ACPI_END_TAG_DESCRIPTOR *)Descriptor + 1 - ); - } + PciHostBridgeUtilityResourceConflict (Configuration); } diff --git a/OvmfPkg/Library/PciHostBridgeUtilityLib/PciHostBridgeUtilityLi= b.c b/OvmfPkg/Library/PciHostBridgeUtilityLib/PciHostBridgeUtilityLib.c new file mode 100644 index 000000000000..bbaa5f830c98 --- /dev/null +++ b/OvmfPkg/Library/PciHostBridgeUtilityLib/PciHostBridgeUtilityLib.c @@ -0,0 +1,77 @@ +/** @file + Provide common utility functions to PciHostBridgeLib instances in + ArmVirtPkg and OvmfPkg. + + Copyright (C) 2016, Red Hat, Inc. + Copyright (c) 2016, Intel Corporation. All rights reserved.
+ Copyright (c) 2020, Huawei Corporation. All rights reserved.
+ + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include +#include +#include + + +GLOBAL_REMOVE_IF_UNREFERENCED +CHAR16 *mPciHostBridgeUtilityLibAcpiAddressSpaceTypeStr[] =3D { + L"Mem", L"I/O", L"Bus" +}; + + +/** + Utility function to inform the platform that the resource conflict happe= ns. + + @param Configuration Pointer to PCI I/O and PCI memory resource + descriptors. The Configuration contains the reso= urces + for all the root bridges. The resource for each = root + bridge is terminated with END descriptor and an + additional END is appended indicating the end of= the + entire resources. The resource descriptor field + values follow the description in + EFI_PCI_HOST_BRIDGE_RESOURCE_ALLOCATION_PROTOCOL + .SubmitResources(). +**/ +VOID +EFIAPI +PciHostBridgeUtilityResourceConflict ( + VOID *Configuration + ) +{ + EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *Descriptor; + UINTN RootBridgeIndex; + DEBUG ((DEBUG_ERROR, "PciHostBridge: Resource conflict happens!\n")); + + RootBridgeIndex =3D 0; + Descriptor =3D (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *) Configuration; + while (Descriptor->Desc =3D=3D ACPI_ADDRESS_SPACE_DESCRIPTOR) { + DEBUG ((DEBUG_ERROR, "RootBridge[%d]:\n", RootBridgeIndex++)); + for (; Descriptor->Desc =3D=3D ACPI_ADDRESS_SPACE_DESCRIPTOR; Descript= or++) { + ASSERT (Descriptor->ResType < + ARRAY_SIZE (mPciHostBridgeUtilityLibAcpiAddressSpaceTypeStr) + ); + DEBUG ((DEBUG_ERROR, " %s: Length/Alignment =3D 0x%lx / 0x%lx\n", + mPciHostBridgeUtilityLibAcpiAddressSpaceTypeStr[Descriptor->= ResType], + Descriptor->AddrLen, Descriptor->AddrRangeMax + )); + if (Descriptor->ResType =3D=3D ACPI_ADDRESS_SPACE_TYPE_MEM) { + DEBUG ((DEBUG_ERROR, " Granularity/SpecificFlag =3D %ld / %02x= %s\n", + Descriptor->AddrSpaceGranularity, Descriptor->SpecificFlag, + ((Descriptor->SpecificFlag & + EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_CACHEABLE_PREFETC= HABLE + ) !=3D 0) ? L" (Prefetchable)" : L"" + )); + } + } + // + // Skip the END descriptor for root bridge + // + ASSERT (Descriptor->Desc =3D=3D ACPI_END_TAG_DESCRIPTOR); + Descriptor =3D (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *)( + (EFI_ACPI_END_TAG_DESCRIPTOR *)Descriptor + 1 + ); + } +} + --=20 2.28.0 -=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 (#69383): https://edk2.groups.io/g/devel/message/69383 Mute This Topic: https://groups.io/mt/79146010/1787277 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-