libnvme(9)

💖 libnvme(9) 💖

okay so real talk — this is a page straight out of the API Manual for libnvme, and bestie, we're about to get so cozy with Level 0 Discovery feature codes 🎀 no cap, it's giving "small enum, big feelings."

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✨ NAME ✨

enum tcg_l0_code — Level 0 Discovery feature codes 👑

like literally, this is the whole list of feature codes you might stumble on when you peek at the Level 0 Discovery data. it's a little menu of what a TCG-capable drive can tell you about itself 🦋

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🌸 SYNOPSIS 🌸

enum tcg_l0_code {
    TCG_L0_CODE_TPER ,
    TCG_L0_CODE_LOCKING ,
    TCG_L0_CODE_GEOMETRY ,
    TCG_L0_CODE_OPAL_V1 ,
    TCG_L0_CODE_SUM ,
    TCG_L0_CODE_DATASTORE ,
    TCG_L0_CODE_OPAL_V2 ,
    TCG_L0_CODE_OPALITE ,
    TCG_L0_CODE_PYRITE_V1 ,
    TCG_L0_CODE_PYRITE_V2 ,
    TCG_L0_CODE_RUBY ,
    TCG_L0_CODE_LOCKING_LBA ,
    TCG_L0_CODE_BLOCK_SID_AUTH ,
    TCG_L0_CODE_CNL ,
    TCG_L0_CODE_DATA_REMOVAL ,
    TCG_L0_CODE_NS_GEOMETRY

};

look at that. sixteen constants, all lined up like they're waiting for the group photo 📸 and yes, keep the funny spacing with the space before those commas — that's literally how it's written, don't @ me 💅

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🦋 Constants 🦋

• TCG_L0_CODE_TPER — TPer feature. the main character itself, honestly 👑
• TCG_L0_CODE_LOCKING — Locking feature. the one holding the keys 🔑
• TCG_L0_CODE_GEOMETRY — Geometry Reporting feature. shapes! measurements! it's giving math class but make it storage 🌈
• TCG_L0_CODE_OPAL_V1 — Opal SSC V1.00 feature. the OG Opal era 💖
• TCG_L0_CODE_SUM — Single User Mode feature. just you, no entourage 🙈
• TCG_L0_CODE_DATASTORE — Additional DataStore Tables feature. extra storage for your storage's lore 📚
• TCG_L0_CODE_OPAL_V2 — Opal SSC V2.00 feature. the glow-up sequel ✨
• TCG_L0_CODE_OPALITE — Opalite SSC feature. Opal but make it lite 🍓
• TCG_L0_CODE_PYRITE_V1 — Pyrite SSC V1.00 feature. shiny in a different way, ngl 💛
• TCG_L0_CODE_PYRITE_V2 — Pyrite SSC V2.00 feature. round two, still sparkling ⭐
• TCG_L0_CODE_RUBY — Ruby SSC feature. red, rare, iconic 💎
• TCG_L0_CODE_LOCKING_LBA — Locking LBA Ranges Control feature. locking, but make it ranges — the way that it scopes things out 🔥
• TCG_L0_CODE_BLOCK_SID_AUTH — Block SID Authentication feature. security check at the door, iykyk 🚪
• TCG_L0_CODE_CNL — Configurable Namespace Locking feature. namespaces that you can lock down to your taste 🧚
• TCG_L0_CODE_DATA_REMOVAL — Data Removal Mechanism feature. bye bye data, fr fr 💀
• TCG_L0_CODE_NS_GEOMETRY — Namespace Geometry Reporting feature. geometry, but per-namespace — the details matter, periodt 🎀

bestie note: these are just the codes — the enum labels themselves. it doesn't secretly do anything on its own, it's a naming thing 💜

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🫶 sign-off 🫶

that's the whole page, muah 😭 this lovely little enum landed in October 2026, lives under the name enum tcg_l0_code, and it's page libnvme(9) of the manual — go forth and vibe check those feature codes, queen 🌸✨