libnvme(9) API Manual libnvme(9) NAME enum nvme_id_ctrl_chsi - CXL HDM Support Information SYNOPSIS enum nvme_id_ctrl_chsi { NVME_CTRL_CHSI_CHS_SHIFT , NVME_CTRL_CHSI_CHS_MASK }; Constants NVME_CTRL_CHSI_CHS_SHIFT Shift amount to get the CXL HDM Support (CHS) from the struct nvme_id_ctrl.chsi field. NVME_CTRL_CHSI_CHS_MASK Mask to get CHS October 2026 enum nvme_id_ctrl_chsi libnvme(9)