NAME

       enum nvme_cmbsz - This field indicates the controller memory buffer size

SYNOPSIS

       enum nvme_cmbsz {
           NVME_CMBSZ_SQS_SHIFT ,
           NVME_CMBSZ_CQS_SHIFT ,
           NVME_CMBSZ_LISTS_SHIFT ,
           NVME_CMBSZ_RDS_SHIFT ,
           NVME_CMBSZ_WDS_SHIFT ,
           NVME_CMBSZ_SZU_SHIFT ,
           NVME_CMBSZ_SZ_SHIFT ,
           NVME_CMBSZ_SQS_MASK ,
           NVME_CMBSZ_CQS_MASK ,
           NVME_CMBSZ_LISTS_MASK ,
           NVME_CMBSZ_RDS_MASK ,
           NVME_CMBSZ_WDS_MASK ,
           NVME_CMBSZ_SZU_MASK ,
           NVME_CMBSZ_SZ_MASK ,
           NVME_CMBSZ_SZU_4K ,
           NVME_CMBSZ_SZU_64K ,
           NVME_CMBSZ_SZU_1M ,
           NVME_CMBSZ_SZU_16M ,
           NVME_CMBSZ_SZU_256M ,
           NVME_CMBSZ_SZU_4G ,
           NVME_CMBSZ_SZU_64G

       };

Constants

       NVME_CMBSZ_SQS_SHIFT
                   Shift amount to get the submission queue support

       NVME_CMBSZ_CQS_SHIFT
                   Shift amount to get the completion queue support

       NVME_CMBSZ_LISTS_SHIFT
                   Shift amount to get the PLP SGL list support

       NVME_CMBSZ_RDS_SHIFT
                   Shift amount to get the read data support

       NVME_CMBSZ_WDS_SHIFT
                   Shift amount to get the write data support

       NVME_CMBSZ_SZU_SHIFT
                   Shift amount to get the size units

       NVME_CMBSZ_SZ_SHIFT
                   Shift amount to get the size

       NVME_CMBSZ_SQS_MASK
                   Mask to get the submission queue support

       NVME_CMBSZ_CQS_MASK
                   Mask to get the completion queue support

       NVME_CMBSZ_LISTS_MASK
                   Mask to get the PLP SGL list support

       NVME_CMBSZ_RDS_MASK
                   Mask to get the read data support

       NVME_CMBSZ_WDS_MASK
                   Mask to get the write data support

       NVME_CMBSZ_SZU_MASK
                   Mask to get the size units

       NVME_CMBSZ_SZ_MASK
                   Mask to get the size

       NVME_CMBSZ_SZU_4K
                   4 KiB

       NVME_CMBSZ_SZU_64K
                   64 KiB

       NVME_CMBSZ_SZU_1M
                   1 MiB

       NVME_CMBSZ_SZU_16M
                   16 MiB

       NVME_CMBSZ_SZU_256M
                   256 MiB

       NVME_CMBSZ_SZU_4G
                   4 GiB

       NVME_CMBSZ_SZU_64G
                   64 GiB

August 2025                                      enum nvme_cmbsz                                      libnvme(2)