CPUID_0_04_EAX_SHARING
cpudata->gprs[NVMM_X64_GPR_RAX] &= ~CPUID_0_04_EAX_SHARING;
__SHIFTIN(ncpus - 1, CPUID_0_04_EAX_SHARING);
__SHIFTIN(0, CPUID_0_04_EAX_SHARING);