diff --git a/sys/arm64/include/hypervisor.h b/sys/arm64/include/hypervisor.h
--- a/sys/arm64/include/hypervisor.h
+++ b/sys/arm64/include/hypervisor.h
@@ -261,5 +261,35 @@
 #define	MDCR_EL2_TDOSA		(0x1UL << MDCR_EL2_TDOSA_SHIFT)
 #define	MDCR_EL2_TDRA_SHIFT	11
 #define	MDCR_EL2_TDRA		(0x1UL << MDCR_EL2_TDRA_SHIFT)
+#define	MDCR_E2PB_SHIFT		12
+#define	MDCR_E2PB_MASK		(0x3UL << MDCR_E2PB_SHIFT)
+#define	MDCR_TPMS_SHIFT		14
+#define	MDCR_TPMS		(0x1UL << MDCR_TPMS_SHIFT)
+#define	MDCR_EnSPM_SHIFT	15
+#define	MDCR_EnSPM		(0x1UL << MDCR_EnSPM_SHIFT)
+#define	MDCR_HPMD_SHIFT		17
+#define	MDCR_HPMD		(0x1UL << MDCR_HPMD_SHIFT)
+#define	MDCR_TTRF_SHIFT		19
+#define	MDCR_TTRF		(0x1UL << MDCR_TTRF_SHIFT)
+#define	MDCR_HCCD_SHIFT		23
+#define	MDCR_HCCD		(0x1UL << MDCR_HCCD_SHIFT)
+#define	MDCR_E2TB_SHIFT		24
+#define	MDCR_E2TB_MASK		(0x3UL << MDCR_E2TB_SHIFT)
+#define	MDCR_HLP_SHIFT		26
+#define	MDCR_HLP		(0x1UL << MDCR_HLP_SHIFT)
+#define	MDCR_TDCC_SHIFT		27
+#define	MDCR_TDCC		(0x1UL << MDCR_TDCC_SHIFT)
+#define	MDCR_MTPME_SHIFT	28
+#define	MDCR_MTPME		(0x1UL << MDCR_MTPME_SHIFT)
+#define	MDCR_HPMFZO_SHIFT	29
+#define	MDCR_HPMFZO		(0x1UL << MDCR_HPMFZO_SHIFT)
+#define	MDCR_PMSSE_SHIFT	30
+#define	MDCR_PMSSE_MASK		(0x3UL << MDCR_PMSSE_SHIFT)
+#define	MDCR_HPMFZS_SHIFT	36
+#define	MDCR_HPMFZS		(0x1UL << MDCR_HPMFZS_SHIFT)
+#define	MDCR_PMEE_SHIFT		40
+#define	MDCR_PMEE_MASK		(0x3UL << MDCR_PMEE_SHIFT)
+#define	MDCR_EBWE_SHIFT		43
+#define	MDCR_EBWE		(0x1UL << MDCR_EBWE_SHIFT)
 
 #endif /* !_MACHINE_HYPERVISOR_H_ */