libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

enum nvme\_cmbmsc - This field indicates the controller memory buffer memory space control

# [SYNOPSIS](#SYNOPSIS)

enum nvme\_cmbmsc {  
**NVME\_CMBMSC\_CRE\_SHIFT** ,  
**NVME\_CMBMSC\_CMSE\_SHIFT** ,  
**NVME\_CMBMSC\_CBA\_SHIFT** ,  
**NVME\_CMBMSC\_CRE\_MASK** ,  
**NVME\_CMBMSC\_CMSE\_MASK**

};

# [Constants](#Constants)

[NVME\_CMBMSC\_CRE\_SHIFT](#NVME_CMBMSC_CRE_SHIFT)

Shift amount to get the capabilities registers enabled

[NVME\_CMBMSC\_CMSE\_SHIFT](#NVME_CMBMSC_CMSE_SHIFT)

Shift amount to get the controller memory space enable

[NVME\_CMBMSC\_CBA\_SHIFT](#NVME_CMBMSC_CBA_SHIFT)

Shift amount to get the controller base address

[NVME\_CMBMSC\_CRE\_MASK](#NVME_CMBMSC_CRE_MASK)

Mask to get the capabilities registers enabled

[NVME\_CMBMSC\_CMSE\_MASK](#NVME_CMBMSC_CMSE_MASK)

Mask to get the controller memory space enable

enum nvme\_cmbmsc October 2026

---

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