NAME

       struct nvme_mi_msg_hdr - General MI message header.

SYNOPSIS

       struct nvme_mi_msg_hdr {
           __u8 type;
           __u8 nmp;
           __u8 meb;
           __u8 rsvd0;
        };

Members

       type        MCTP message type, will always be NVME_MI_MSGTYPE_NVME

       nmp         NVMe-MI message parameters (including MI message type)

       meb         Management Endpoint Buffer flag; unused for libnvme-mi implementation

       rsvd0       currently reserved

Description

       Wire  format  shared by both request and response messages, per NVMe-MI section 3.1. This is used for all
       message types, MI and Admin.

August 2025                                  struct nvme_mi_msg_hdr                                   libnvme(2)