libnvme(9)

💖 enum nvme_features_id - Features - Feature Identifiers 💖

okay so bestie, welcome to libnvme(9), aka the API Manual page for this iconic enum. It's literally giving "all the NVMe feature IDs in one place," and the title is enum nvme_features_id - Features - Feature Identifiers. No cap, this is the whole vibe. 🫶

🌸 NAME 🌸

enum nvme_features_id - Features - Feature Identifiers

✨ SYNOPSIS ✨

       enum nvme_features_id {
           NVME_FEAT_FID_ARBITRATION ,
           NVME_FEAT_FID_POWER_MGMT ,
           NVME_FEAT_FID_LBA_RANGE ,
           NVME_FEAT_FID_TEMP_THRESH ,
           NVME_FEAT_FID_ERR_RECOVERY ,
           NVME_FEAT_FID_VOLATILE_WC ,
           NVME_FEAT_FID_NUM_QUEUES ,
           NVME_FEAT_FID_IRQ_COALESCE ,
           NVME_FEAT_FID_IRQ_CONFIG ,
           NVME_FEAT_FID_WRITE_ATOMIC ,
           NVME_FEAT_FID_ASYNC_EVENT ,
           NVME_FEAT_FID_AUTO_PST ,
           NVME_FEAT_FID_HOST_MEM_BUF ,
           NVME_FEAT_FID_TIMESTAMP ,
           NVME_FEAT_FID_KATO ,
           NVME_FEAT_FID_HCTM ,
           NVME_FEAT_FID_NOPSC ,
           NVME_FEAT_FID_RRL ,
           NVME_FEAT_FID_PLM_CONFIG ,
           NVME_FEAT_FID_PLM_WINDOW ,
           NVME_FEAT_FID_LBA_STS_INTERVAL ,
           NVME_FEAT_FID_HOST_BEHAVIOR ,
           NVME_FEAT_FID_SANITIZE ,
           NVME_FEAT_FID_ENDURANCE_EVT_CFG ,
           NVME_FEAT_FID_IOCS_PROFILE ,
           NVME_FEAT_FID_SPINUP_CONTROL ,
           NVME_FEAT_FID_POWER_LOSS_SIGNAL ,
           NVME_FEAT_FID_PERF_CHARACTERISTICS ,
           NVME_FEAT_FID_FDP ,
           NVME_FEAT_FID_FDP_EVENTS ,
           NVME_FEAT_FID_NS_ADMIN_LABEL ,
           NVME_FEAT_FID_KEY_VALUE ,
           NVME_FEAT_FID_CTRL_DATA_QUEUE ,
           NVME_FEAT_FID_CONF_DEV_PERSONALITY ,
           NVME_FEAT_FID_POWER_LIMIT ,
           NVME_FEAT_FID_POWER_THRESH ,
           NVME_FEAT_FID_POWER_MEASUREMENT ,
           NVME_FEAT_FID_VOLTAGE_THRESHOLD ,
           NVME_FEAT_FID_VOLTAGE_MEASUREMENT ,
           NVME_FEAT_FID_RATE_LIMITING ,
           NVME_FEAT_FID_EMB_MGMT_CTRL_ADDR ,
           NVME_FEAT_FID_HOST_MGMT_AGENT_ADDR ,
           NVME_FEAT_FID_ENH_CTRL_METADATA ,
           NVME_FEAT_FID_CTRL_METADATA ,
           NVME_FEAT_FID_NS_METADATA ,
           NVME_FEAT_FID_SW_PROGRESS ,
           NVME_FEAT_FID_HOST_ID ,
           NVME_FEAT_FID_RESV_NF_MASK ,
           NVME_FEAT_FID_RESV_PERSIST ,
           NVME_FEAT_FID_WRITE_PROTECT ,
           NVME_FEAT_FID_BP_WRITE_PROTECT

       };

🎀 Constants 🎀

okay bestie, here's the full cast of feature identifiers — every single one, no skips, no cuts, all slay. Each bullet is the constant and what it's giving. 💅

• NVME_FEAT_FID_ARBITRATION — Arbitration ✨
• NVME_FEAT_FID_POWER_MGMT — Power Management 💅
• NVME_FEAT_FID_LBA_RANGE — LBA Range Type 🎀
• NVME_FEAT_FID_TEMP_THRESH — Temperature Threshold 🌡️
• NVME_FEAT_FID_ERR_RECOVERY — Error Recovery 🩹
• NVME_FEAT_FID_VOLATILE_WC — Volatile Write Cache ⚡
• NVME_FEAT_FID_NUM_QUEUES — Number of Queues 🧮
• NVME_FEAT_FID_IRQ_COALESCE — Interrupt Coalescing 🫧
• NVME_FEAT_FID_IRQ_CONFIG — Interrupt Vector Configuration 🎯
• NVME_FEAT_FID_WRITE_ATOMIC — Write Atomicity Normal 💥
• NVME_FEAT_FID_ASYNC_EVENT — Asynchronous Event Configuration 📣
• NVME_FEAT_FID_AUTO_PST — Autonomous Power State Transition 🔋
• NVME_FEAT_FID_HOST_MEM_BUF — Host Memory Buffer 🧠
• NVME_FEAT_FID_TIMESTAMP — Timestamp ⏰
• NVME_FEAT_FID_KATO — Keep Alive Timer 💓
• NVME_FEAT_FID_HCTM — Host Controlled Thermal Management 🔥
• NVME_FEAT_FID_NOPSC — Non-Operational Power State Config 😴
• NVME_FEAT_FID_RRL — Read Recovery Level Config 📖
• NVME_FEAT_FID_PLM_CONFIG — Predictable Latency Mode Config 🎛️
• NVME_FEAT_FID_PLM_WINDOW — Predictable Latency Mode Window 🪟
• NVME_FEAT_FID_LBA_STS_INTERVAL — LBA Status Information Report Interval 📊
• NVME_FEAT_FID_HOST_BEHAVIOR — Host Behavior Support 🫶
• NVME_FEAT_FID_SANITIZE — Sanitize Config 🧼
• NVME_FEAT_FID_ENDURANCE_EVT_CFG — Endurance Group Event Configuration 🌱
• NVME_FEAT_FID_IOCS_PROFILE — I/O Command Set Profile 🧩
• NVME_FEAT_FID_SPINUP_CONTROL — Spinup Control 🌀
• NVME_FEAT_FID_POWER_LOSS_SIGNAL — Power Loss Signaling Config 🔌
• NVME_FEAT_FID_PERF_CHARACTERISTICS — Performance Characteristics 🚀
• NVME_FEAT_FID_FDP — Flexible Data Placement 🧚
• NVME_FEAT_FID_FDP_EVENTS — FDP Events 🗓️
• NVME_FEAT_FID_NS_ADMIN_LABEL — Namespace Admin Label 🏷️
• NVME_FEAT_FID_KEY_VALUE — Key Value Configuration 🗝️
• NVME_FEAT_FID_CTRL_DATA_QUEUE — Controller Data Queue 📥
• NVME_FEAT_FID_CONF_DEV_PERSONALITY — Configurable Device Personality, see enum nvme_cdp_cdw13_fields (Set/Get Features Command Dword 13), enum nvme_cdp_cqe_dw0_fields (Get Features Completion Queue Entry Dword 0), and enum nvme_personality_identifier — okay this one has lore 🪄
• NVME_FEAT_FID_POWER_LIMIT — Power Limit 🪫
• NVME_FEAT_FID_POWER_THRESH — Power Threshold 📉
• NVME_FEAT_FID_POWER_MEASUREMENT — Power Measurement 📏
• NVME_FEAT_FID_VOLTAGE_THRESHOLD — Voltage Threshold, see enum nvme_voltage_sensor ⚡
• NVME_FEAT_FID_VOLTAGE_MEASUREMENT — Voltage Measurement, see enum nvme_voltage_measurement_act and struct nvme_voltage_measurement_start_data 🔋
• NVME_FEAT_FID_RATE_LIMITING — Rate Limiting 🚦
• NVME_FEAT_FID_EMB_MGMT_CTRL_ADDR — Embedded Management Controller Address 🛰️
• NVME_FEAT_FID_HOST_MGMT_AGENT_ADDR — Host Management Agent Address 📬
• NVME_FEAT_FID_ENH_CTRL_METADATA — Enhanced Controller Metadata 🧾
• NVME_FEAT_FID_CTRL_METADATA — Controller Metadata 🗂️
• NVME_FEAT_FID_NS_METADATA — Namespace Metadata 📁
• NVME_FEAT_FID_SW_PROGRESS — Software Progress Marker 📌
• NVME_FEAT_FID_HOST_ID — Host Identifier 🪪
• NVME_FEAT_FID_RESV_NF_MASK — Reservation Notification Mask 🔔
• NVME_FEAT_FID_RESV_PERSIST — Reservation Persistence 🧷
• NVME_FEAT_FID_WRITE_PROTECT — Namespace Write Protection Config 🛡️
• NVME_FEAT_FID_BP_WRITE_PROTECT — Boot Partition Write Protection Config 👢

and that's the whole page, bestie! This lil' beauty is dated October 2026, it's the enum nvme_features_id page from the libnvme(9) API Manual, and the footer energy is immaculate. mwah 💋