libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

enum nvme\_id\_iocs\_iocsc - This field indicates the Identify I/O Command Set Data Structure

# [SYNOPSIS](#SYNOPSIS)

enum nvme\_id\_iocs\_iocsc {  
**NVME\_IOCS\_IOCSC\_NVMCS\_SHIFT** ,  
**NVME\_IOCS\_IOCSC\_NVMCS\_MASK** ,  
**NVME\_IOCS\_IOCSC\_KVCS\_SHIFT** ,  
**NVME\_IOCS\_IOCSC\_KVCS\_MASK** ,  
**NVME\_IOCS\_IOCSC\_ZNSCS\_SHIFT** ,  
**NVME\_IOCS\_IOCSC\_ZNSCS\_MASK** ,  
**NVME\_IOCS\_IOCSC\_SLMCS\_SHIFT** ,  
**NVME\_IOCS\_IOCSC\_SLMCS\_MASK** ,  
**NVME\_IOCS\_IOCSC\_CPNCS\_SHIFT** ,  
**NVME\_IOCS\_IOCSC\_CPNCS\_MASK**

};

# [Constants](#Constants)

[NVME\_IOCS\_IOCSC\_NVMCS\_SHIFT](#NVME_IOCS_IOCSC_NVMCS_SHIFT)

Shift amount to get the value of NVM Command Set

[NVME\_IOCS\_IOCSC\_NVMCS\_MASK](#NVME_IOCS_IOCSC_NVMCS_MASK)

Mask to get the value of NVM Command Set

[NVME\_IOCS\_IOCSC\_KVCS\_SHIFT](#NVME_IOCS_IOCSC_KVCS_SHIFT)

Shift amount to get the value of Key Value Command Set

[NVME\_IOCS\_IOCSC\_KVCS\_MASK](#NVME_IOCS_IOCSC_KVCS_MASK)

Mask to get the value of Key Value Command Set

[NVME\_IOCS\_IOCSC\_ZNSCS\_SHIFT](#NVME_IOCS_IOCSC_ZNSCS_SHIFT)

Shift amount to get the value of Zoned Namespace Command Set

[NVME\_IOCS\_IOCSC\_ZNSCS\_MASK](#NVME_IOCS_IOCSC_ZNSCS_MASK)

Mask to get the value of Zoned Namespace Command Set

[NVME\_IOCS\_IOCSC\_SLMCS\_SHIFT](#NVME_IOCS_IOCSC_SLMCS_SHIFT)

Shift amount to get the value of Subsystem Local Memory Command Set

[NVME\_IOCS\_IOCSC\_SLMCS\_MASK](#NVME_IOCS_IOCSC_SLMCS_MASK)

Mask to get the value of Subsystem Local Memory Command Set

[NVME\_IOCS\_IOCSC\_CPNCS\_SHIFT](#NVME_IOCS_IOCSC_CPNCS_SHIFT)

Shift amount to get the value of Computational Programs Namespace Command Set

[NVME\_IOCS\_IOCSC\_CPNCS\_MASK](#NVME_IOCS_IOCSC_CPNCS_MASK)

Mask to get the value of Computational Programs Namespace Command Set

enum nvme\_id\_iocs\_iocsc October 2026

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