spdk_nvme_ctrlr_data Struct Reference
Collaboration diagram for spdk_nvme_ctrlr_data:
Data Fields | |
| uint16_t | vid |
| pci vendor id | |
| uint16_t | ssvid |
| pci subsystem vendor id | |
| int8_t | sn [SPDK_NVME_CTRLR_SN_LEN] |
| serial number | |
| int8_t | mn [SPDK_NVME_CTRLR_MN_LEN] |
| model number | |
| uint8_t | fr [SPDK_NVME_CTRLR_FR_LEN] |
| firmware revision | |
| uint8_t | rab |
| recommended arbitration burst | |
| uint8_t | ieee [3] |
| ieee oui identifier | |
| struct { | |
| uint8_t multi_port: 1 | |
| uint8_t multi_host: 1 | |
| uint8_t sr_iov: 1 | |
| uint8_t reserved: 5 | |
| } | cmic |
| controller multi-path I/O and namespace sharing capabilities | |
| uint8_t | mdts |
| maximum data transfer size | |
| uint16_t | cntlid |
| controller id | |
| union spdk_nvme_vs_register | ver |
| version | |
| uint32_t | rtd3r |
| RTD3 resume latency. | |
| uint32_t | rtd3e |
| RTD3 entry latency. | |
| struct { | |
| uint32_t reserved1: 8 | |
| uint32_t ns_attribute_notices: 1 | |
| Supports sending Namespace Attribute Notices. More... | |
| uint32_t fw_activation_notices: 1 | |
| Supports sending Firmware Activation Notices. More... | |
| uint32_t reserved2: 22 | |
| } | oaes |
| optional asynchronous events supported | |
| struct { | |
| uint32_t host_id_exhid_supported: 1 | |
| Supports 128-bit host identifier. | |
| uint32_t non_operational_power_state_permissive_mode: 1 | |
| Supports non-operational power state permissive mode. | |
| uint32_t reserved: 30 | |
| } | ctratt |
| controller attributes | |
| uint8_t | reserved_100 [12] |
| uint8_t | fguid [16] |
| FRU globally unique identifier. | |
| uint8_t | reserved_128 [128] |
| struct { | |
| uint16_t security: 1 | |
| uint16_t format: 1 | |
| uint16_t firmware: 1 | |
| uint16_t ns_manage: 1 | |
| uint16_t device_self_test: 1 | |
| Supports device self-test command (SPDK_NVME_OPC_DEVICE_SELF_TEST) | |
| uint16_t directives: 1 | |
| Supports SPDK_NVME_OPC_DIRECTIVE_SEND and SPDK_NVME_OPC_DIRECTIVE_RECEIVE. | |
| uint16_t nvme_mi: 1 | |
| Supports NVMe-MI (SPDK_NVME_OPC_NVME_MI_SEND, SPDK_NVME_OPC_NVME_MI_RECEIVE) | |
| uint16_t virtualization_management: 1 | |
| Supports SPDK_NVME_OPC_VIRTUALIZATION_MANAGEMENT. | |
| uint16_t doorbell_buffer_config: 1 | |
| Supports SPDK_NVME_OPC_DOORBELL_BUFFER_CONFIG. | |
| uint16_t oacs_rsvd: 7 | |
| } | oacs |
| optional admin command support | |
| uint8_t | acl |
| abort command limit | |
| uint8_t | aerl |
| asynchronous event request limit | |
| struct { | |
| uint8_t slot1_ro: 1 | |
| uint8_t num_slots: 3 | |
| uint8_t activation_without_reset: 1 | |
| uint8_t frmw_rsvd: 3 | |
| } | frmw |
| firmware updates | |
| struct { | |
| uint8_t ns_smart: 1 | |
| uint8_t celp: 1 | |
| uint8_t edlp: 1 | |
| uint8_t telemetry: 1 | |
| telemetry log pages and notices | |
| uint8_t lpa_rsvd: 4 | |
| } | lpa |
| log page attributes | |
| uint8_t | elpe |
| error log page entries | |
| uint8_t | npss |
| number of power states supported | |
| struct { | |
| uint8_t spec_format: 1 | |
| uint8_t avscc_rsvd: 7 | |
| } | avscc |
| admin vendor specific command configuration | |
| struct { | |
| uint8_t supported: 1 | |
| controller supports autonomous power state transitions | |
| uint8_t apsta_rsvd: 7 | |
| } | apsta |
| autonomous power state transition attributes | |
| uint16_t | wctemp |
| warning composite temperature threshold | |
| uint16_t | cctemp |
| critical composite temperature threshold | |
| uint16_t | mtfa |
| maximum time for firmware activation | |
| uint32_t | hmpre |
| host memory buffer preferred size | |
| uint32_t | hmmin |
| host memory buffer minimum size | |
| uint64_t | tnvmcap [2] |
| total NVM capacity | |
| uint64_t | unvmcap [2] |
| unallocated NVM capacity | |
| struct { | |
| uint8_t num_rpmb_units: 3 | |
| uint8_t auth_method: 3 | |
| uint8_t reserved1: 2 | |
| uint8_t reserved2 | |
| uint8_t total_size | |
| uint8_t access_size | |
| } | rpmbs |
| replay protected memory block support | |
| uint16_t | edstt |
| extended device self-test time (in minutes) | |
| union { | |
| uint8_t raw | |
| struct { | |
| uint8_t one_only: 1 | |
| Device supports only one device self-test operation at a time. | |
| uint8_t reserved: 7 | |
| } bits | |
| } | dsto |
| device self-test options | |
| uint8_t | fwug |
| Firmware update granularity. More... | |
| uint16_t | kas |
| Keep Alive Support. More... | |
| union { | |
| uint16_t raw | |
| struct { | |
| uint16_t supported: 1 | |
| uint16_t reserved: 15 | |
| } bits | |
| } | hctma |
| Host controlled thermal management attributes. | |
| uint16_t | mntmt |
| Minimum thermal management temperature. | |
| uint16_t | mxtmt |
| Maximum thermal management temperature. | |
| union { | |
| uint32_t raw | |
| struct { | |
| uint32_t crypto_erase: 1 | |
| uint32_t block_erase: 1 | |
| uint32_t overwrite: 1 | |
| uint32_t reserved: 29 | |
| } bits | |
| } | sanicap |
| Sanitize capabilities. | |
| uint8_t | reserved3 [180] |
| struct { | |
| uint8_t min: 4 | |
| uint8_t max: 4 | |
| } | sqes |
| submission queue entry size | |
| struct { | |
| uint8_t min: 4 | |
| uint8_t max: 4 | |
| } | cqes |
| completion queue entry size | |
| uint16_t | maxcmd |
| uint32_t | nn |
| number of namespaces | |
| struct { | |
| uint16_t compare: 1 | |
| uint16_t write_unc: 1 | |
| uint16_t dsm: 1 | |
| uint16_t write_zeroes: 1 | |
| uint16_t set_features_save: 1 | |
| uint16_t reservations: 1 | |
| uint16_t timestamp: 1 | |
| uint16_t reserved: 9 | |
| } | oncs |
| optional nvm command support | |
| uint16_t | fuses |
| fused operation support | |
| struct { | |
| uint8_t format_all_ns: 1 | |
| uint8_t erase_all_ns: 1 | |
| uint8_t crypto_erase_supported: 1 | |
| uint8_t reserved: 5 | |
| } | fna |
| format nvm attributes | |
| struct { | |
| uint8_t present: 1 | |
| uint8_t flush_broadcast: 2 | |
| uint8_t reserved: 5 | |
| } | vwc |
| volatile write cache | |
| uint16_t | awun |
| atomic write unit normal | |
| uint16_t | awupf |
| atomic write unit power fail | |
| uint8_t | nvscc |
| NVM vendor specific command configuration. | |
| uint8_t | reserved531 |
| uint16_t | acwu |
| atomic compare & write unit | |
| uint16_t | reserved534 |
| struct { | |
| uint32_t supported: 2 | |
| uint32_t keyed_sgl: 1 | |
| uint32_t reserved1: 13 | |
| uint32_t bit_bucket_descriptor: 1 | |
| uint32_t metadata_pointer: 1 | |
| uint32_t oversized_sgl: 1 | |
| uint32_t metadata_address: 1 | |
| uint32_t sgl_offset: 1 | |
| uint32_t transport_sgl: 1 | |
| uint32_t reserved2: 10 | |
| } | sgls |
| SGL support. | |
| uint8_t | reserved4 [228] |
| uint8_t | subnqn [256] |
| uint8_t | reserved5 [768] |
| struct { | |
| uint32_t ioccsz | |
| I/O queue command capsule supported size (16-byte units) | |
| uint32_t iorcsz | |
| I/O queue response capsule supported size (16-byte units) | |
| uint16_t icdoff | |
| In-capsule data offset (16-byte units) | |
| struct { | |
| uint8_t ctrlr_model: 1 | |
| Controller model: spdk_nvmf_ctrlr_model. | |
| uint8_t reserved: 7 | |
| } ctrattr | |
| Controller attributes. | |
| uint8_t msdbd | |
| Maximum SGL block descriptors (0 = no limit) | |
| uint8_t reserved [244] | |
| } | nvmf_specific |
| NVMe over Fabrics-specific fields. | |
| struct spdk_nvme_power_state | psd [32] |
| uint8_t | vs [1024] |
Field Documentation
◆ fw_activation_notices
| uint32_t spdk_nvme_ctrlr_data::fw_activation_notices |
Supports sending Firmware Activation Notices.
◆ fwug
| uint8_t spdk_nvme_ctrlr_data::fwug |
Firmware update granularity.
4KB units 0x00 = no information provided 0xFF = no restriction
◆ kas
| uint16_t spdk_nvme_ctrlr_data::kas |
Keep Alive Support.
Granularity of keep alive timer in 100 ms units 0 = keep alive not supported
◆ ns_attribute_notices
| uint32_t spdk_nvme_ctrlr_data::ns_attribute_notices |
Supports sending Namespace Attribute Notices.
The documentation for this struct was generated from the following file: