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Microdroidが
興味深い件について

Kuu
February 23, 2022
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 Microdroidが
興味深い件について

Kuu

February 23, 2022
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Transcript

  1. Microdroid͕

    ڵຯਂ͍݅ʹ͍ͭͯ
    DroidKaigi: ϥϯνλΠϜLT
    ձ Vol.1

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  2. ࿩͢͜ͱ
    • Microdroidͷͷجຊతͳެ։͞ΕͯΔ৘ใ
    • ιʔείʔυ΍ެ։υΩϡϝϯτΑΓΘ͔Δ͜ͱ
    • ্هΛ౿·͑ͯݸਓͷײ૝Λ࿩͍ͯ͘͠

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  3. ࠓ೔ͷΰʔϧ
    • ࢀՃऀ͕ɺMicrodroid ͸ҰൃωλͰ͸ͳ͘ΨνͰ࡞ΒΕͯΔ΋
    ͷͩͱೝࣝ͢Δ

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  4. Kuu/͎͘ͱ͍͍·͢🍣
    • Software Enginer @ ϝϧΧϦ
    • Android ΞϓϦΛ࡞Δ͓࢓ࣄ
    • େମಇ͖࢝Ίͯ̎೥͙Β͍
    • झຯ
    • ཱྀߦɾࣸਅࡱӨ
    • ݈߁ҡ࣋
    • ਭ຾ɺ৯ࣄɺӡಈ
    • ৘ใऩूͱߟ࡯

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  5. গ͠όζͬͨωοτهࣄ
    •ઌ೔ൃද͞ΕͨAndroid 13 Developer
    Preview 1Ͱ͸ɺMicrodroidͱݺ͹ΕΔܰ
    ྔ൛Android্ͰԾ૝ϚγϯΛಈ࡞ͤ͞Δ
    Ծ૝ԽػೳɾKVM͕౥ࡌ͞Ε͍ͯ·͢ɻ
    •ຊདྷͷ໨తͱͯ͠͸ηΩϡϦςΟ޲্ͷ
    ͨΊʹ෼཭ΛਐΊΔಈ͖ʹ࢖͏΋ͷ
    https://androplus.org/entry/android-13-windows-linux-kvm/

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  6. ͳΔ΄Ͳ?Α͘Θ͔ΒΜͷͰ·ͱΊͯΈΔ
    • Android 13Ͱܰྔ൛Android͕ొ৔͢Δ͔΋ͳͷ͔🤔
    • ηΩϡϦςΟ޲্ͷͨΊʹ෼཭😝
    • Android ΞϓϦΛ։ൃͯ͠ΔΤϯδχΞతʹ͸৺഑
    • ΋ͬͱղ૾ײ࣋ͬͯཧղ͢Δͱྑ͍͔΋🤩
    • Android Go editionͱͷҧ͍͸?🧐

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  7. Α͋͘Δؒҧ͍
    🙅MicroDroid
    🙆Microdroid

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  8. Android Go editionͱMicrodroidͷҧ͍
    • Android Go edition
    • ࣮୺຤ͰϢʔβʔ͕৮ΔGUIΛఏڙͯ͠Δ
    • ௿Ϧιʔε && ωοτϫʔΫଳҬͷগͳ͍؀ڥ޲͚
    • Microdroid
    • ͦ΋ͦ΋GUIΛఏڙͯ͠ͳ͍
    • HAL͢Βఏڙͯ͠ͳ͍
    • Ծ૝Ϛγϯͷ্Ͱಈ͔͢؀ڥ޲͚
    https://android.googlesource.com/platform/packages/modules/Virtualization/+/HEAD/microdroid/README.md

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  9. GoogleͷϓϨθϯ͔ΒηΩϡϦςΟ޲্ͷ

    த਎Λਪଌͯ͠ΈΔ
    • Virtualisation for the Masses: Exposing KVM on Android
    • ຋༁: Ծ૝ԽͷେऺԽ, Androidͷ্Ͱಈ͘KVMͷެ։
    • ຊདྷͷ໨తͱͯ͠͸ηΩϡϦςΟ޲্ͷͨΊʹ෼཭ΛਐΊΔಈ͖ʹ࢖͏΋ͷ
    • ৄࡉͬΆ͍ͷ͕ॻ͍ͯ͋ͬͨ
    • Two-stage MMU
    • ϝϞϦۭؒͷ෼཭
    • Ծ૝ϝϞϦΞυϨεͱ࣮ΞυϨεΛม׵͢Δ΍ͭ
    • αʔυύʔςΟͷιʔείʔυΛEL2/Trust zone͔Β෼཭
    • ࢦ໲ೝূͳͲͷηΩϡΞͳ৘ใ΁ѱҙͷ͋ΔΞϓϦ౳͔ΒͷΞΫηεΛ੍ޚ

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  10. ιʔείʔυ౳ಡΜͰ
    ࢓૊ΈΛໝ૝ͯ͠ΈΔ
    • Rust Ͱهड़͞ΕͯΔʂ😵💫
    • ࠷ۙͬΆ͍ݴޠʂ
    • APKͱॺ໊౳ʑΛࢦఆͯ͠ىಈ
    • crosvm Λ࢖͍Ծ૝Ϛγϯ
    (Protected KVM)Λ؅ཧͯ͠Δ
    • Chrome OSͰطʹ࢖ΘΕͯ
    ͍Δ΋ͷΛྲྀ༻ͯ͠ΔͬΆ͍
    https://android.googlesource.com/platform/packages/modules/Virtualization/+/refs/heads/master

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  11. ·ͱΊ
    • Microdroid͸Ұൃωλ͡Όͳ͍Β͍͠
    • Ϣʔβʔࢹ఺Ͱ࣮ࡍʹ৮ΕΔ΋ͷͰ͸ͳ͍Β͍͠
    • Google͸طଘٕज़Λ׆༻ͭͭ͠ੲ͔Β։ൃͯͨͬ͠Ά͍

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  12. ϦϯΫू
    • https://androplus.org/entry/android-13-windows-linux-kvm/
    • https://android.googlesource.com/platform/packages/modules/
    Virtualization/+/refs/heads/master
    • https://www.xda-developers.com/microdroid-stripped-down-
    android-virtual-machines/
    • https://android.googlesource.com/platform/packages/modules/
    Virtualization/+/refs/heads/master/microdroid/README.md

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  13. ͝ਗ਼ௌ͋Γ͕ͱ͏͝
    ͍͟·͢🙌
    צҧ͍ͯ͠Δ෦෼͕͋ͬͨΒͬͦ͜Γڭ͑ͯ΋Β͑Δͱخ͍͠Ͱ͢ :bow:

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