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| author | Vladislav Yaroshchuk | 2021-01-13 21:53:23 +0100 |
|---|---|---|
| committer | Paolo Bonzini | 2021-02-16 17:15:39 +0100 |
| commit | 027ac0cb516cca4ce8a88dcca2f759c77e0e374b (patch) | |
| tree | dee713b396e3d9bfcd0b6b8c869c79129ecc4fc5 /replay | |
| parent | hvf: x86: Remove unused definitions (diff) | |
| download | qemu-027ac0cb516cca4ce8a88dcca2f759c77e0e374b.tar.gz qemu-027ac0cb516cca4ce8a88dcca2f759c77e0e374b.tar.xz qemu-027ac0cb516cca4ce8a88dcca2f759c77e0e374b.zip | |
target/i386/hvf: add rdmsr 35H MSR_CORE_THREAD_COUNT
Some guests (ex. Darwin-XNU) can attemp to read this MSR to retrieve and
validate CPU topology comparing it to ACPI MADT content
MSR description from Intel Manual:
35H: MSR_CORE_THREAD_COUNT: Configured State of Enabled Processor Core
Count and Logical Processor Count
Bits 15:0 THREAD_COUNT The number of logical processors that are
currently enabled in the physical package
Bits 31:16 Core_COUNT The number of processor cores that are currently
enabled in the physical package
Bits 63:32 Reserved
Signed-off-by: Vladislav Yaroshchuk <yaroshchuk2000@gmail.com>
Message-Id: <20210113205323.33310-1-yaroshchuk2000@gmail.com>
[RB: reordered MSR definition and dropped u suffix from shift offset]
Signed-off-by: Roman Bolshakov <r.bolshakov@yadro.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'replay')
0 files changed, 0 insertions, 0 deletions