add dockerfile so we can build

Dockerfile

@@ -0,0 +1,35 @@
+FROM ubuntu:22.04
+
+WORKDIR /litex
+
+# Install dependencies
+RUN apt-get update && apt-get install -y wget curl python3 python3-pip git gcc-riscv64-linux-gnu ninja-build
+# TODO consolidate curl and wget
+RUN pip3 install numpy matplotlib
+
+# Get and run the LiteX setup script to install LiteX
+RUN wget https://raw.githubusercontent.com/enjoy-digital/litex/2023.04/litex_setup.py && chmod +x litex_setup.py
+RUN python3 litex_setup.py --init --install --tag=2023.04
+
+# Install python dependencies/tools
+RUN pip3 install meson
+
+# Get rust and install the RV32I toolchain
+# TODO specify rust version, and can we make this one command?
+# TODO make paths more properly generic?
+RUN curl https://sh.rustup.rs -sSf | bash -s -- -y
+ENV PATH="${HOME}/.cargo/bin:${PATH}"
+RUN /root/.cargo/bin/rustup target add riscv32i-unknown-none-elf
+
+# install oss-cad-suite
+WORKDIR /
+RUN echo "Fetching oss-cad-suite" && wget -q https://github.com/YosysHQ/oss-cad-suite-build/releases/download/2023-06-03/oss-cad-suite-linux-x64-20230603.tgz
+RUN tar -xzf oss-cad-suite-linux-x64-20230603.tgz
+RUN rm oss-cad-suite-linux-x64-20230603.tgz
+ENV PATH="/oss-cad-suite/bin:${PATH}"
+
+# Delete package cache to keep size small
+RUN apt-get clean
+
+# Set working directory to repository
+WORKDIR /code

firmware/build_and_strip.sh

@@ -1,9 +1,16 @@
 #!/usr/bin/sh
-
 DEFMT_LOG=trace cargo build --release
 if [ $? -ne 0 ]
 then
     exit $?
 fi
 
-riscv64-unknown-elf-objcopy -S -O binary target/riscv32i-unknown-none-elf/release/fw fw.bin
+# Account for different toolchains
+if command -v riscv64-unknown-elf-objcopy
+then
+    objcopy=riscv64-unknown-elf-objcopy
+else
+    objcopy=riscv64-linux-gnu-objcopy
+fi
+
+$objcopy -S -O binary target/riscv32i-unknown-none-elf/release/fw fw.bin

gateware/test.py

@@ -3,12 +3,12 @@ Helper functions for a basic test suite
 """
 
 from typing import Callable, List
-from enum import StrEnum
+from enum import Enum
 from dataclasses import dataclass
 from traceback import print_exc
 
 
-class TestResult(StrEnum):
+class TestResult(str, Enum):
     PASS = "PASS"
     FAIL = "FAIL"
     SKIP = "SKIP"