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Fri, 15 Oct 2021 19:03:25 +0000 From: Eric DeVolder To: qemu-devel@nongnu.org Subject: [PATCH v8 00/10] acpi: Error Record Serialization Table, ERST, support for QEMU Date: Fri, 15 Oct 2021 15:02:50 -0400 Message-Id: <1634324580-27120-1-git-send-email-eric.devolder@oracle.com> X-Mailer: git-send-email 1.8.3.1 X-ClientProxiedBy: SA9PR13CA0129.namprd13.prod.outlook.com (2603:10b6:806:27::14) To CO1PR10MB4531.namprd10.prod.outlook.com (2603:10b6:303:6c::22) MIME-Version: 1.0 Received: from ban25x6uut23.us.oracle.com (138.3.201.23) by SA9PR13CA0129.namprd13.prod.outlook.com (2603:10b6:806:27::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4628.9 via Frontend Transport; Fri, 15 Oct 2021 19:03:23 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 72a28129-27bb-49c2-2368-08d9900e76c2 X-MS-TrafficTypeDiagnostic: CO6PR10MB5441: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:8273; 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envelope-from=eric.devolder@oracle.com; helo=mx0b-00069f02.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, MSGID_FROM_MTA_HEADER=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: berrange@redhat.com, ehabkost@redhat.com, mst@redhat.com, konrad.wilk@oracle.com, pbonzini@redhat.com, ani@anisinha.ca, imammedo@redhat.com, boris.ostrovsky@oracle.com, rth@twiddle.net Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" This patchset introduces support for the ACPI Error Record Serialization Table, ERST. For background and implementation information, please see docs/specs/acpi_erst.rst, which is patch 2/10. Suggested-by: Konrad Wilk Signed-off-by: Eric DeVolder --- v8: 15oct2021 - Added Kconfig option for ERST, per Ani Sinha - Fixed patch ordering, per Ani v7: 7oct2021 - style improvements, per Igor - use of endian accessors for storage header, per Igor - a number of optimizations and improvements, per Igor - updated spec for header, per Igor - updated spec for rst format, per Michael Tsirkin - updated spec for new record_size parameter Due to changes in the spec, I am not carrying the Acked-by from Ani Sinha. - changes for and testing of migration to systems with differing ERST_RECORD_SIZE v6: 5aug2021 - Fixed compile warning/error, per Michael Tsirkin - Fixed mingw32 build error, per Michael - Converted exchange buffer to MemoryBackend, per Igor - Migrated test to PCI, per Igor - Significantly reduced amount of copying, per Igor - Corrections/enhancements to acpi_erst.txt, per Igor - Many misc/other small items, per Igor v5: 30jun2021 - Create docs/specs/acpi_erst.txt, per Igor - Separate PCI BARs for registers and memory, per Igor - Convert debugging to use trace infrastructure, per Igor - Various other fixups, per Igor v4: 11jun2021 - Converted to a PCI device, per Igor. - Updated qtest. - Rearranged patches, per Igor. v3: 28may2021 - Converted to using a TYPE_MEMORY_BACKEND_FILE object rather than internal array with explicit file operations, per Igor. - Changed the way the qdev and base address are handled, allowing ERST to be disabled at run-time. Also aligns better with other existing code. v2: 8feb2021 - Added qtest/smoke test per Paolo Bonzini - Split patch into smaller chunks, per Igor Mammedov - Did away with use of ACPI packed structures, per Igor Mammedov v1: 26oct2020 - initial post --- Eric DeVolder (10): ACPI ERST: bios-tables-test.c steps 1 and 2 ACPI ERST: specification for ERST support ACPI ERST: PCI device_id for ERST ACPI ERST: header file for ERST ACPI ERST: support for ACPI ERST feature ACPI ERST: build the ACPI ERST table ACPI ERST: create ACPI ERST table for pc/x86 machines ACPI ERST: qtest for ERST ACPI ERST: bios-tables-test testcase ACPI ERST: step 6 of bios-tables-test.c docs/specs/acpi_erst.rst | 200 +++++++ hw/acpi/Kconfig | 6 + hw/acpi/erst.c | 1077 +++++++++++++++++++++++++++++++++++++ hw/acpi/meson.build | 1 + hw/acpi/trace-events | 15 + hw/i386/acpi-build.c | 9 + hw/i386/acpi-microvm.c | 9 + include/hw/acpi/erst.h | 24 + include/hw/pci/pci.h | 1 + tests/data/acpi/microvm/ERST.pcie | Bin 0 -> 912 bytes tests/data/acpi/pc/DSDT.acpierst | Bin 0 -> 5969 bytes tests/data/acpi/pc/ERST | 0 tests/data/acpi/q35/DSDT.acpierst | Bin 0 -> 8306 bytes tests/data/acpi/q35/ERST | 0 tests/qtest/bios-tables-test.c | 55 ++ tests/qtest/erst-test.c | 167 ++++++ tests/qtest/meson.build | 2 + 17 files changed, 1566 insertions(+) create mode 100644 docs/specs/acpi_erst.rst create mode 100644 hw/acpi/erst.c create mode 100644 include/hw/acpi/erst.h create mode 100644 tests/data/acpi/microvm/ERST.pcie create mode 100644 tests/data/acpi/pc/DSDT.acpierst create mode 100644 tests/data/acpi/pc/ERST create mode 100644 tests/data/acpi/q35/DSDT.acpierst create mode 100644 tests/data/acpi/q35/ERST create mode 100644 tests/qtest/erst-test.c