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hal/armv7a: fix asid implementation #352

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hal/armv7a: fix asid implementation #352

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HBuczynski
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Description

  • TLB is not validated after each pmap_swith
  • asids alloc and dealloc functions ivalidate dirty asids

PD-316

Motivation and Context

Speed up access to virtual memory.

Types of changes

  • Bug fix (non-breaking change which fixes an issue)
  • New feature (non-breaking change which adds functionality)
  • Breaking change (fix or feature that would cause existing functionality to change)

How Has This Been Tested?

  • Already covered by automatic testing.
  • New test added: (add PR link here).
  • Tested by hand on: (list targets here).

Checklist:

  • My change requires a change to the documentation.
  • I have updated the documentation accordingly.
  • I have added tests to cover my changes.
  • All new and existing linter checks and tests passed.
  • My changes generate no new compilation warnings for any of the targets.

Special treatment

  • This PR needs additional PRs to work (list the PRs, preferably in merge-order).
  • I will merge this PR by myself when appropriate.

@HBuczynski HBuczynski marked this pull request as draft November 23, 2022 13:51
agkaminski
agkaminski reviewed Nov 23, 2022
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hal/armv7a/pmap.c Outdated Show resolved Hide resolved
@HBuczynski HBuczynski force-pushed the HBuczynski/asidy branch 9 times, most recently from 3ffc09d to 593850c Compare November 28, 2022 10:05
agkaminski
agkaminski reviewed Nov 28, 2022
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hal/armv7a/pmap.c Outdated Show resolved Hide resolved
hal/armv7a/pmap.c Outdated Show resolved Hide resolved
@HBuczynski HBuczynski force-pushed the HBuczynski/asidy branch 3 times, most recently from 5042814 to b23bc41 Compare December 2, 2022 14:10
@HBuczynski HBuczynski force-pushed the HBuczynski/asidy branch 3 times, most recently from ef0ab4f to 6d26470 Compare December 14, 2022 14:35
hal/armv7a: fix asid implementation
61a58b1 
 - TLB is not validated after each pmap_swith
 - asids alloc and dealloc functions ivalidate dirty asids

PD-316
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@agkaminski agkaminski agkaminski left review comments

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@HBuczynski @agkaminski