ci: add ia32 job

Author: nicholasbishop

.github/workflows/rust.yml

@@ -66,6 +66,46 @@ jobs:
  run: cargo xtask run --target x86_64 --headless --ci
  timeout-minutes: 2
 
+ test_ia32:
+ name: Build and run tests on IA32
+ runs-on: ubuntu-latest
+ steps:
+ - name: Checkout sources
+ uses: actions/checkout@v2
+
+ - name: Install qemu
+ run: |
+ sudo apt-get update
+ sudo apt-get install qemu-system-x86 -y
+
+ # Starting in ubuntu 21.04 there's an `ovmf-ia32` package, but the
+ # github runners are on ubuntu 20.04. For now, install the OVMF
+ # files from a repo that provides unofficial nightly builds:
+ # https://github.com/retrage/edk2-nightly
+ - name: Install OVMF
+ env:
+ # Pin to a specific commit in the retrage/edk2-nightly repo to
+ # guard against external changes breaking the CI.
+ EDK2_NIGHTLY_COMMIT: 'ebb83e5475d49418afc32857f66111949928bcdc'
+ run: |
+ curl -o uefi-test-runner/OVMF32_CODE.fd https://raw.githubusercontent.com/retrage/edk2-nightly/${EDK2_NIGHTLY_COMMIT}/bin/RELEASEIa32_OVMF_CODE.fd
+ curl -o uefi-test-runner/OVMF32_VARS.fd https://raw.githubusercontent.com/retrage/edk2-nightly/${EDK2_NIGHTLY_COMMIT}/bin/RELEASEIa32_OVMF_VARS.fd
+
+ - name: Install latest nightly
+ uses: actions-rs/toolchain@v1
+ with:
+ toolchain: nightly
+ override: true
+ components: rust-src
+ # TODO: cache Rust binaries
+
+ - name: Build
+ run: cargo xtask build --target ia32
+
+ - name: Run VM tests
+ run: cargo xtask run --target ia32 --headless --ci
+ timeout-minutes: 2
+
  test:
  name: Run tests and documentation tests
  runs-on: ubuntu-latest