NVMM_VCPU_CONF_MD_BEGIN
#define NVMM_VCPU_CONF_MD(op) (op - NVMM_VCPU_CONF_MD_BEGIN)
#define NVMM_VCPU_CONF_CPUID NVMM_VCPU_CONF_MD_BEGIN
#define NVMM_VCPU_CONF_TPR (NVMM_VCPU_CONF_MD_BEGIN + 1)
#define NVMM_VCPU_CONF_XCR0_MASK (NVMM_VCPU_CONF_MD_BEGIN + 2)