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[v3,0/7] target/i386: Add support for perfmon-v2, RAS bits and EPYC-Turin CPU model

Message ID cover.1729807947.git.babu.moger@amd.com (mailing list archive)
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Series target/i386: Add support for perfmon-v2, RAS bits and EPYC-Turin CPU model | expand

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Babu Moger Oct. 24, 2024, 10:18 p.m. UTC 
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(-)