Re: [PATCH v3 05/16] rust: io: support register projections

On Wed Aug 19, 2026 at 8:09 PM JST, Gary Guo wrote:
> `IoLoc`s themselves just describe a projection from a region to a concrete
> register. Thus, support it in `io_project` macro too. Also, update methods
> that operate on `IoLoc` to use I/O projection.
>
> Documentation of `io_project!` is not expanded yet as the example works
> better when `register!` type can specify base type. `io_read!` and
> `io_write!` gains the ability to operate on registers as corollary of the
> capability of `io_project!`. Examples are not added because `read` and
> `write` is still preferrably used instead.
>
> Signed-off-by: Gary Guo <[email protected]>

Reviewed-by: Alexandre Courbot <[email protected]>