rust-embedded / rust-embedded/cortex-m

ITM: `ITMSettings::bus_id` does not check/document permitted values

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Dominant language
Rust
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Description

This is related to CoreSight, for when a target supports multiple trace streams. Relevant section from the the ARMv7-M standard, p. 718, attached below.

2022-01-12T21:18:02+01:00

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First steps

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  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

Start at the ITMSettings::bus_id entry point and compare its current behavior and documentation with the permitted values in the ARMv7-M standard, page 718. Confirm the supported bus IDs and update the relevant check or documentation so the API matches the standard; verify the existing ITM-related tests if available.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust
Domain
embedded-iot
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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