Commit 2ba90474 authored by Jim Mattson's avatar Jim Mattson Committed by Paolo Bonzini
Browse files

selftests: kvm/x86: Introduce x86_model() 



Extract the x86 model number from CPUID.01H:EAX.

Signed-off-by: default avatarJim Mattson <jmattson@google.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
Message-Id: <20220115052431.447232-6-jmattson@google.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 398f9240

tools/testing/selftests/kvm/include/x86_64/processor.h

+5 −0
Original line number Diff line number Diff line
@@ -378,6 +378,11 @@ static inline unsigned int x86_family(unsigned int eax) 
        return x86;

}



static inline unsigned int x86_model(unsigned int eax)

{

	return ((eax >> 12) & 0xf0) | ((eax >> 4) & 0x0f);

}



struct kvm_x86_state *vcpu_save_state(struct kvm_vm *vm, uint32_t vcpuid);

void vcpu_load_state(struct kvm_vm *vm, uint32_t vcpuid,

		     struct kvm_x86_state *state);