Function report |
Source Code:arch\x86\kernel\cpu\intel.c |
Create Date:2022-07-28 07:57:25 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:detect_vmx_virtcap
Proto:static void detect_vmx_virtcap(struct cpuinfo_x86 *c)
Type:void
Parameter:
Type | Parameter | Name |
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struct cpuinfo_x86 * | c |
511 | clear_cpu_cap(c, Intel TPR Shadow ) |
512 | clear_cpu_cap(c, Intel Virtual NMI ) |
513 | clear_cpu_cap(c, Intel FlexPriority ) |
519 | msr_ctl = vmx_msr_high | vmx_msr_low |
520 | If msr_ctl & Intel VMX MSR indicated features Then set_cpu_cap(c, Intel TPR Shadow ) |
522 | If msr_ctl & X86_VMX_FEATURE_PROC_CTLS_VNMI Then set_cpu_cap(c, Intel Virtual NMI ) |
524 | If msr_ctl & X86_VMX_FEATURE_PROC_CTLS_2ND_CTLS Then |
527 | msr_ctl2 = vmx_msr_high | vmx_msr_low |
528 | If msr_ctl2 & X86_VMX_FEATURE_PROC_CTLS2_VIRT_APIC && msr_ctl & Intel VMX MSR indicated features Then set_cpu_cap(c, Intel FlexPriority ) |
531 | If msr_ctl2 & X86_VMX_FEATURE_PROC_CTLS2_EPT Then |
538 | If msr_ctl2 & X86_VMX_FEATURE_PROC_CTLS2_VPID Then set_cpu_cap(c, Intel Virtual Processor ID ) |
Name | Describe |
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init_intel |
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