Added github CI test

.github/workflows/actions/setup-musl/action.yml

@@ -0,0 +1,38 @@
+name: Download musl toolchain
+
+inputs:
+  arch:
+    description: 'Architecture'
+    required: true
+    type: string
+
+runs:
+  using: "composite"
+  steps:
+  - name: Cache musl
+    id: cache-musl
+    uses: actions/cache/restore@v3
+    with:
+      path: ${{ inputs.arch }}-linux-musl-cross
+      key: ${{ inputs.arch }}-linux-musl-cross
+  - name: Download musl toolchain
+    if: steps.cache-musl.outputs.cache-hit != 'true'
+    shell: bash
+    run: |
+      MUSL_PATH=${{ inputs.arch }}-linux-musl-cross
+      wget https://musl.cc/${MUSL_PATH}.tgz
+      tar -xf ${MUSL_PATH}.tgz
+  - uses: actions/cache/save@v3
+    if: steps.cache-musl.outputs.cache-hit != 'true'
+    with:
+      path: ${{ inputs.arch }}-linux-musl-cross
+      key: ${{ inputs.arch }}-linux-musl-cross
+
+  - name: Add to PATH environment variable
+    shell: bash
+    run: |
+      echo "$PWD/${{ inputs.arch }}-linux-musl-cross/bin" >> $GITHUB_PATH
+  - name: Verify installation
+    shell: bash
+    run: |
+      ${{ inputs.arch }}-linux-musl-gcc --version

.github/workflows/actions/setup-qemu/action.yml

@@ -0,0 +1,46 @@
+name: Download and build QEMU
+
+inputs:
+  qemu-version:
+    description: 'QEMU version'
+    required: true
+    type: string
+
+runs:
+  using: "composite"
+  steps:
+  - name: Cache QEMU
+    id: cache-qemu
+    uses: actions/cache/restore@v3
+    with:
+      path: qemu_build
+      key: qemu-${{ inputs.qemu-version }}-slirp-1
+  - name: Download and build QEMU
+    if: steps.cache-qemu.outputs.cache-hit != 'true'
+    env:
+      QEMU_PATH: qemu-${{ inputs.qemu-version }}
+      PREFIX: ${{ github.workspace }}/qemu_build
+    shell: bash
+    run: |
+      sudo apt-get update && sudo apt-get install -y ninja-build libslirp-dev
+      wget https://download.qemu.org/$QEMU_PATH.tar.xz && tar -xJf $QEMU_PATH.tar.xz
+      cd $QEMU_PATH \
+        && ./configure --prefix=$PREFIX --target-list=x86_64-softmmu,riscv64-softmmu,aarch64-softmmu --enable-slirp \
+        && make -j > /dev/null 2>&1 \
+        && make install
+  - uses: actions/cache/save@v3
+    if: steps.cache-qemu.outputs.cache-hit != 'true'
+    with:
+      path: qemu_build
+      key: qemu-${{ inputs.qemu-version }}-slirp-1
+
+  - name: Install QEMU
+    shell: bash
+    run: |
+      echo "$PWD/qemu_build/bin" >> $GITHUB_PATH
+  - name: Verify installation
+    shell: bash
+    run: |
+      qemu-system-x86_64 --version
+      qemu-system-aarch64 --version
+      qemu-system-riscv64 --version

.github/workflows/build.yml

@@ -0,0 +1,34 @@
+name: Build CI
+
+on: [push, pull_request]
+
+jobs:
+
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest]
+        arch: [riscv64]
+        rust-toolchain: [nightly]
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions-rs/toolchain@v1
+      with:
+        profile: minimal
+        toolchain: ${{ matrix.rust-toolchain }}
+        components: rust-src
+    - uses: actions-rs/[email protected]
+      with:
+        crate: cargo-binutils
+        version: latest
+        use-tool-cache: true
+
+    - uses: ./.github/workflows/actions/setup-musl
+      with:
+        arch: ${{ matrix.arch }}
+    - name: Build ${{ github.repository }}
+      run: |
+        rustup target add riscv64gc-unknown-none-elf
+        cargo build -vv --target riscv64gc-unknown-none-elf

.github/workflows/test.yml

@@ -0,0 +1,39 @@
+name: Test CI
+
+on: [push, pull_request]
+
+env:
+  qemu-version: 8.2.0
+  rust-toolchain: nightly-2024-01-31
+
+jobs:
+
+  examples-test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest]
+        arch: [riscv64]
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions-rs/toolchain@v1
+      with:
+        profile: minimal
+        toolchain: ${{ env.rust-toolchain }}
+        components: rust-src
+    - uses: actions-rs/[email protected]
+      with:
+        crate: cargo-binutils
+        version: latest
+        use-tool-cache: true
+    - uses: ./.github/workflows/actions/setup-qemu
+      with:
+        qemu-version: ${{ env.qemu-version }}
+    - uses: ./.github/workflows/actions/setup-musl
+      with:
+        arch: ${{ matrix.arch }}
+    - name: Run examples
+      run: |
+        cd examples
+        make run