libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

enum nvme\_id\_ctrl\_rpmbs - This field indicates if the controller supports one or more Replay Protected Memory Blocks, from &struct nvme\_id\_ctrl.rpmbs.

# [SYNOPSIS](#SYNOPSIS)

enum nvme\_id\_ctrl\_rpmbs {  
**NVME\_CTRL\_RPMBS\_NR\_UNITS** ,  
**NVME\_CTRL\_RPMBS\_AUTH\_METHOD** ,  
**NVME\_CTRL\_RPMBS\_TOTAL\_SIZE** ,  
**NVME\_CTRL\_RPMBS\_ACCESS\_SIZE**

};

# [Constants](#Constants)

[NVME\_CTRL\_RPMBS\_NR\_UNITS](#NVME_CTRL_RPMBS_NR_UNITS)

Mask to get the value of the Number of RPMB Units

[NVME\_CTRL\_RPMBS\_AUTH\_METHOD](#NVME_CTRL_RPMBS_AUTH_METHOD)

Mask to get the value of the Authentication Method

[NVME\_CTRL\_RPMBS\_TOTAL\_SIZE](#NVME_CTRL_RPMBS_TOTAL_SIZE)

Mask to get the value of Total Size

[NVME\_CTRL\_RPMBS\_ACCESS\_SIZE](#NVME_CTRL_RPMBS_ACCESS_SIZE)

Mask to get the value of Access Size

enum nvme\_id\_ctrl\_rpmbs October 2026

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