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vmxcap: add support for VMX FRED controls
Report secondary vm-exit controls and the VMX controls used to save/load FRED MSRs. Tested-by: Shan Kang <shan.kang@intel.com> Signed-off-by: Xin Li <xin3.li@intel.com> Message-ID: <20231109072012.8078-5-xin3.li@intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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@ -24,6 +24,7 @@ MSR_IA32_VMX_TRUE_EXIT_CTLS = 0x48F
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MSR_IA32_VMX_TRUE_ENTRY_CTLS = 0x490
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MSR_IA32_VMX_TRUE_ENTRY_CTLS = 0x490
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MSR_IA32_VMX_VMFUNC = 0x491
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MSR_IA32_VMX_VMFUNC = 0x491
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MSR_IA32_VMX_PROCBASED_CTLS3 = 0x492
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MSR_IA32_VMX_PROCBASED_CTLS3 = 0x492
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MSR_IA32_VMX_EXIT_CTLS2 = 0x493
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class msr(object):
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class msr(object):
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def __init__(self):
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def __init__(self):
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@ -219,11 +220,21 @@ controls = [
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23: 'Clear IA32_BNDCFGS',
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23: 'Clear IA32_BNDCFGS',
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24: 'Conceal VM exits from PT',
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24: 'Conceal VM exits from PT',
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25: 'Clear IA32_RTIT_CTL',
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25: 'Clear IA32_RTIT_CTL',
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31: 'Activate secondary VM-exit controls',
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},
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},
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cap_msr = MSR_IA32_VMX_EXIT_CTLS,
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cap_msr = MSR_IA32_VMX_EXIT_CTLS,
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true_cap_msr = MSR_IA32_VMX_TRUE_EXIT_CTLS,
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true_cap_msr = MSR_IA32_VMX_TRUE_EXIT_CTLS,
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),
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),
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Allowed1Control(
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name = 'secondary VM-Exit controls',
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bits = {
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0: 'Save IA32 FRED MSRs',
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1: 'Load IA32 FRED MSRs',
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},
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cap_msr = MSR_IA32_VMX_EXIT_CTLS2,
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),
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Control(
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Control(
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name = 'VM-Entry controls',
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name = 'VM-Entry controls',
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bits = {
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bits = {
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@ -237,6 +248,7 @@ controls = [
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16: 'Load IA32_BNDCFGS',
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16: 'Load IA32_BNDCFGS',
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17: 'Conceal VM entries from PT',
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17: 'Conceal VM entries from PT',
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18: 'Load IA32_RTIT_CTL',
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18: 'Load IA32_RTIT_CTL',
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23: 'Load IA32 FRED MSRs',
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},
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},
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cap_msr = MSR_IA32_VMX_ENTRY_CTLS,
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cap_msr = MSR_IA32_VMX_ENTRY_CTLS,
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true_cap_msr = MSR_IA32_VMX_TRUE_ENTRY_CTLS,
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true_cap_msr = MSR_IA32_VMX_TRUE_ENTRY_CTLS,
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