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glossary.rst

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  1. Glossary
    2. 

  2. ========
    3. 

  3. 

  4. .. keep this file sorted lexicographically
    5. 

  5. 

  6. .. glossary::
    7. 

  7. 

  8.    PAL
    9. 

  9.       Platform Adaptation Layer
    10. 

  10. 

  11.       PAL is the layer of Graphene that implements a narrow Drawbridge-like ABI
    12. 

  12.       interface (with function names starting with the `Dk` prefix)
    13. 

  13. 

  14.       .. seealso::
    15. 

  15. 

  16.          https://www.microsoft.com/en-us/research/wp-content/uploads/2016/02/asplos2011-drawbridge.pdf
    17. 

  17. 

  18.       Whenever Graphene requires a service from the host platform (memory
    19. 

  19.       allocation, thread management and synchronization, file system and network
    20. 

  20.       stacks, etc.), it calls the corresponding PAL functionality. The PAL ABI
    21. 

  21.       is host-platform agnostic and is backed by the host-platform specific PAL,
    22. 

  22.       for example, the Linux-SGX PAL.
    23. 

  23. 

  24.    SGX
    25. 

  25.       Software Guard Extensions is a set of instructions on Intel processors.
    26. 

  26.       See https://en.wikipedia.org/wiki/Software_Guard_Extensions.
    27.