lowRISC / lowRISC/mocha

[sram] atomic accesses to axi_sram should return an error

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Dominant language
SystemVerilog
Stars
38
Forks
21
Avg merge
2d 23h
Merged PRs (30d)
14

Description

Currently, atomic accesses to the axi_sram are treated as regular accesses. They should instead return a subordinate error.

Contributor guide

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Locate the axi_sram implementation and the handling of atomic accesses, then read the surrounding access-error logic. Confirm the change with the relevant SRAM or bus tests, and consider the issue done when atomic accesses to axi_sram return a subordinate error instead of being treated as regular accesses.

Written by the indexing model from the issue text.

Assessment

Domain
embedded-iot
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Quiet
Clarity
Clearly specified
Newbie friendliness
58/100

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