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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Oct 2024 22:18:31.5399 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 90d37421-4a2b-4d6f-8219-08dcf479cb22 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=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN2PEPF000055E0.namprd21.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR12MB7378 This series adds the support for following features in qemu. 1. RAS feature bits (SUCCOR, McaOverflowRecov) 2. perfmon-v2 3. Update EPYC-Genoa to support perfmon-v2 and RAS bits 4. Support for bits related to SRSO (sbpb, ibpb-brtype, srso-user-kernel-no) 5. Added support for feature bits CPUID_Fn80000021_EAX/CPUID_Fn80000021_EBX to address CPUID enforcement requirement in Turin platforms. 6. Add support for EPYC-Turin. Link: https://www.amd.com/content/dam/amd/en/documents/epyc-technical-docs/programmer-references/57238.zip Link: https://www.amd.com/content/dam/amd/en/documents/corporate/cr/speculative-return-stack-overflow-whitepaper.pdf --- v3: Added SBPB, IBPB_BRTYPE, SRSO_USER_KERNEL_NO, ERAPS and RAPSIZE bits to EPYC-Turin. v2: Fixed couple of typos. Added Reviewed-by tag from Zhao. Rebased on top of 6d00c6f98256 ("Merge tag 'for-upstream' of https://repo.or.cz/qemu/kevin into staging") v2: https://lore.kernel.org/kvm/cover.1723068946.git.babu.moger@amd.com/ v1: https://lore.kernel.org/qemu-devel/cover.1718218999.git.babu.moger@amd.com/ Babu Moger (6): target/i386: Fix minor typo in NO_NESTED_DATA_BP feature bit target/i386: Add RAS feature bits on EPYC CPU models target/i386: Enable perfmon-v2 and RAS feature bits on EPYC-Genoa target/i386: Expose bits related to SRSO vulnerability target/i386: Expose new feature bits in CPUID 8000_0021_EAX/EBX target/i386: Add support for EPYC-Turin model Sandipan Das (1): target/i386: Add PerfMonV2 feature bit target/i386/cpu.c | 222 +++++++++++++++++++++++++++++++++++++++++++++- target/i386/cpu.h | 27 +++++- 2 files changed, 242 insertions(+), 7 deletions(-)