Hudson Ayers

08/30 update: this design is not fully implemented, that is the next step for this PR

This PR seems to have broken the litex-sim-ci, and I suspect that is a true breakage, and the app is not running. Have you run any risc-v apps in qemu...

We talked about this for awhile on the call today, and I don't think there is high-level agreement that this is a mode of operation we want to bless by...

> This seems to elevate some of the warnings about `static mut` usages in our tests to errors. I already gave fixing these a shot as part of #4075. It...

Gonna change this to draft while I work on those things

@lschuermann I fixed the linker script issue, and as part of investigating the test warnings I discovered that we are currently not failing the build on warnings in many cases...

> I am concerned, however, with how unwieldy configuring Tock/Rust is. Determining what is actually building and how is now a combination of Cargo.toml, config.toml, Makefile, build.rs, and environment variables....

> One thing worth noting, that might help "implement" this policy, is that currently `create_capability!` does _not_ actually require an `unsafe` context---so, most concerning, it can be called from a...