FireSim DMI Bridge

[abejgonzalez]

Adds a FireSim DMI Bridge for an alternative bringup interface other than TSI.

• Adds a new DMI target config for FireSim for quick testing
• Adds bridge binder for DMI
• Bumps FESVR to obtain new changes to dtm.h

Related PRs / Issues:

Type of change:

• Bug fix
• New feature
• Other enhancement

Impact:

• RTL change
• Software change (RISC-V software)
• Build system change
• Other

Contributor Checklist:

• Did you set main as the base branch?
• Is this PR's title suitable for inclusion in the changelog and have you added a changelog:<topic> label?
• Did you state the type-of-change/impact?
• Did you delete any extraneous prints/debugging code?
• Did you mark the PR with a changelog: label?
• (If applicable) Did you update the conda .conda-lock.yml file if you updated the conda requirements file?
• (If applicable) Did you add documentation for the feature?
• (If applicable) Did you add a test demonstrating the PR?

• (If applicable) Did you mark the PR as Please Backport?

[abejgonzalez]

Needs riscv-software-src/riscv-isa-sim#1477

[abejgonzalez]

Ping @sagark @jerryz123

[jerryz123]

My main question is... this seems to change the default targets to expose both DMI and TSI. What controls which one actually is used by firesim's fesvr?

Otherwise, this looks good once the CI passes and the firesim changees are ok'd.