libnvme(9)                        API Manual                        libnvme(9)

NAME
       struct nvme_mi_mi_req_hdr - MI request message header.

SYNOPSIS
       struct nvme_mi_mi_req_hdr {
           struct nvme_mi_msg_hdr hdr;
           __u8 opcode;
           __u8 rsvd0[3];
           __le32 cdw0, cdw1;
        };


Members
       hdr         generic MI message header

       opcode      opcode (OPC) for the specific MI command

       rsvd0       reserved bytes

       cdw0        Management Request Doubleword 0 - command specific usage

       cdw1        Management Request Doubleword 1 - command specific usage

Description
       Wire format for MI request message headers, defined in section 5 of
       NVMe-MI.

September 2026             struct nvme_mi_mi_req_hdr                libnvme(9)