mirror of
https://github.com/RGBCube/serenity
synced 2025-07-25 20:27:45 +00:00
Kernel: Add support for hypervisor CPUID feature
This commit is contained in:
parent
bee75c1f24
commit
4cc346fb19
2 changed files with 5 additions and 0 deletions
|
@ -93,6 +93,8 @@ UNMAP_AFTER_INIT void Processor::cpu_detect()
|
|||
set_feature(CPUFeature::AVX);
|
||||
if (processor_info.ecx() & (1 << 30))
|
||||
set_feature(CPUFeature::RDRAND);
|
||||
if (processor_info.ecx() & (1u << 31))
|
||||
set_feature(CPUFeature::HYPERVISOR);
|
||||
if (processor_info.edx() & (1 << 11)) {
|
||||
u32 stepping = processor_info.eax() & 0xf;
|
||||
u32 model = (processor_info.eax() >> 4) & 0xf;
|
||||
|
@ -266,6 +268,8 @@ String Processor::features_string() const
|
|||
return "avx";
|
||||
case CPUFeature::LM:
|
||||
return "lm";
|
||||
case CPUFeature::HYPERVISOR:
|
||||
return "hypervisor";
|
||||
// no default statement here intentionally so that we get
|
||||
// a warning if a new feature is forgotten to be added here
|
||||
}
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue