libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

struct tcg\_l0\_datastore - Additional DataStore Tables feature (0x0202)

# [SYNOPSIS](#SYNOPSIS)

struct tcg\_l0\_datastore {  
**\_\_be16 rsvd0;**  
**\_\_be16 max\_tables;**  
**\_\_be32 max\_table\_size;**  
**\_\_be32 table\_alignment;**  
};

# [Members](#Members)

[rsvd0](#rsvd0)

Reserved

[max\_tables](#max_tables)

Maximum number of DataStore tables

[max\_table\_size](#max_table_size)

Maximum total size of DataStore tables

[table\_alignment](#table_alignment)

DataStore table size alignment

# [Description](#Description)

TCG Opal SSC Feature Set: Additional DataStore Tables 1.00, section 4.2.1.

struct tcg\_l0\_datastore October 2026

---

Document: tcg_l0_datastore-libnvme3(2) from nvme-cli 3.2-r0 (Chainguard OS)
Source: https://github.com/linux-nvme/nvme-cli