/* Public domain. */

#ifndef _LINUXKPI_ASM_CPUFEATURE_H
#define _LINUXKPI_ASM_CPUFEATURE_H

#if defined(__amd64__) || defined(__i386__)

#include <sys/types.h>
#include <machine/md_var.h>

#define X86_FEATURE_CLFLUSH     1
#define X86_FEATURE_XMM4_1      2
#define X86_FEATURE_PAT         3
#define X86_FEATURE_HYPERVISOR  4

static inline bool
static_cpu_has(uint16_t f)
{
        switch (f) {
        case X86_FEATURE_CLFLUSH:
                return ((cpu_feature & CPUID_CLFSH) != 0);
        case X86_FEATURE_XMM4_1:
                return ((cpu_feature2 & CPUID2_SSE41) != 0);
        case X86_FEATURE_PAT:
                return ((cpu_feature & CPUID_PAT) != 0);
        case X86_FEATURE_HYPERVISOR:
                return ((cpu_feature2 & CPUID2_HV) != 0);
        default:
                return (false);
        }
}

#define boot_cpu_has(x) static_cpu_has(x)

#endif

#endif