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diff --git a/sys/dev/nvme/nvme.h b/sys/dev/nvme/nvme.h
--- a/sys/dev/nvme/nvme.h
+++ b/sys/dev/nvme/nvme.h
@@ -311,6 +311,38 @@
#define NVME_CTRLR_DATA_OAES_LOG_PAGE_CHANGE_SHIFT (31)
#define NVME_CTRLR_DATA_OAES_LOG_PAGE_CHANGE_MASK (0x1)
+/** CTRATT - Controller Attributes */
+/* supports 128-bit Host Identifier */
+#define NVME_CTRLR_DATA_CTRATT_128BIT_HOSTID_SHIFT (0)
+#define NVME_CTRLR_DATA_CTRATT_128BIT_HOSTID_MASK (0x1)
+/* supports Non-Operational Power State Permissive Mode */
+#define NVME_CTRLR_DATA_CTRATT_NONOP_POWER_STATE_SHIFT (1)
+#define NVME_CTRLR_DATA_CTRATT_NONOP_POWER_STATE_MASK (0x1)
+/* supports NVM Sets */
+#define NVME_CTRLR_DATA_CTRATT_NVM_SETS_SHIFT (2)
+#define NVME_CTRLR_DATA_CTRATT_NVM_SETS_MASK (0x1)
+/* supports Read Recovery Levels */
+#define NVME_CTRLR_DATA_CTRATT_READ_RECOVERY_LVLS_SHIFT (3)
+#define NVME_CTRLR_DATA_CTRATT_READ_RECOVERY_LVLS_MASK (0x1)
+/* supports Endurance Groups */
+#define NVME_CTRLR_DATA_CTRATT_ENDURANCE_GROUPS_SHIFT (4)
+#define NVME_CTRLR_DATA_CTRATT_ENDURANCE_GROUPS_MASK (0x1)
+/* supports Predictable Latency Mode */
+#define NVME_CTRLR_DATA_CTRATT_PREDICTABLE_LATENCY_SHIFT (5)
+#define NVME_CTRLR_DATA_CTRATT_PREDICTABLE_LATENCY_MASK (0x1)
+/* supports Traffic Based Keep Alive Support */
+#define NVME_CTRLR_DATA_CTRATT_TBKAS_SHIFT (6)
+#define NVME_CTRLR_DATA_CTRATT_TBKAS_MASK (0x1)
+/* supports Namespace Granularity */
+#define NVME_CTRLR_DATA_CTRATT_NAMESPACE_GRANULARITY_SHIFT (7)
+#define NVME_CTRLR_DATA_CTRATT_NAMESPACE_GRANULARITY_MASK (0x1)
+/* supports SQ Associations */
+#define NVME_CTRLR_DATA_CTRATT_SQ_ASSOCIATIONS_SHIFT (8)
+#define NVME_CTRLR_DATA_CTRATT_SQ_ASSOCIATIONS_MASK (0x1)
+/* supports UUID List */
+#define NVME_CTRLR_DATA_CTRATT_UUID_LIST_SHIFT (9)
+#define NVME_CTRLR_DATA_CTRATT_UUID_LIST_MASK (0x1)
+
/** OACS - optional admin command support */
/* supports security send/receive commands */
#define NVME_CTRLR_DATA_OACS_SECURITY_SHIFT (0)

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