chips/apollo: iom: Report Nacks to the caller #219

Workflow file for this run

.github/workflows/litex_sim.yml at eb394cb

	# Licensed under the Apache License, Version 2.0 or the MIT License.
	# SPDX-License-Identifier: Apache-2.0 OR MIT
	# Copyright Tock Contributors 2023.

	# This workflow contains the litex-ci-runner job, which uses the LiteX Verilated
	# simulation to run a Tock kernel and perform various tests using libtock-c
	# example applications.

	name: litex-sim-ci
	env:
	TERM: xterm # Makes tput work in actions output

	# Controls when the action will run. Triggers the workflow on push or pull
	# request events but only for the master branch
	on:
	push: # Run CI for all branches except GitHub merge queue tmp branches
	branches-ignore:
	- "gh-readonly-queue/**"
	pull_request: # Run CI for PRs on any branch
	merge_group: # Run CI for the GitHub merge queue

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	# If you add additional jobs, remember to add them to bors.toml
	permissions:
	contents: read

	jobs:
	litex-sim-ci:
	strategy:
	matrix:
	os: [ubuntu-latest]

	# The type of runner that the job will run on
	runs-on: ${{ matrix.os }}

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checkout the Tock repo, needs to happen at the beginning given
	# that other steps (such as the Rust toolchain) depend on files
	# in this repo.
	- name: Checkout the current repository
	uses: actions/checkout@v3

	# Install basic packages required for the GitHub actions workflow
	- name: Update packages and install dependencies
	run: \|
	sudo apt update
	sudo apt install python3-pip python3-venv \
	verilator libevent-dev libjson-c-dev libz-dev libzmq3-dev

	# Uses a custom RISCV toolchain containing the required headers. This
	# follows the libtock-c GitHub actions definition.
	- name: Setup RISC-V GCC toolchain
	run: \|
	RISCV_TOOLCHAIN_MIRRORS=(\
	"http://www.cs.virginia.edu/~bjc8c/archive/gcc-riscv64-unknown-elf-8.3.0-ubuntu.zip" \
	"https://alpha.mirror.svc.schuermann.io/files/2023-08-17_gcc-riscv64-unknown-elf-8.3.0-ubuntu.zip"\
	)
	pushd $HOME
	for MIRROR in ${RISCV_TOOLCHAIN_MIRRORS[@]}; do
	echo "Fetching RISC-V toolchain from ${MIRROR}..."
	wget -Oriscv-toolchain.zip -q "$MIRROR" &&\
	(echo "2c82a8f3ac77bf2b24d66abff3aa5e873750c76de24c77e12dae91b9d2f4da27 riscv-toolchain.zip" \|\
	sha256sum -c)
	if [ $? -ne 0 ]; then
	echo "WARNING: Fetching RISC-V from mirror $MIRROR failed!" >&2
	else
	break
	fi
	done
	unzip riscv-toolchain.zip
	echo "$HOME/gcc-riscv64-unknown-elf-8.3.0-ubuntu/bin" >> $GITHUB_PATH
	popd

	# Install elf2tab to be able to build userspace apps
	- name: Install elf2tab
	run: \|
	cargo install elf2tab@0.10.2

	# Install tockloader, which is used to prepare binaries with userspace
	# applications.
	- name: Install tockloader
	run: \|
	pip3 install tockloader==1.9.0

	# Clone tock-litex support repository under ./tock-litex, check out the
	# targeted release.
	- name: Checkout the tock-litex repository
	uses: actions/checkout@v3
	with:
	repository: lschuermann/tock-litex
	# The pinned revision is different from the targeted release as
	# documented in the LiteX boards, as the CI requires special patches
	# to LiteX for interacting with the simulation:
	ref: 2022081701-tock-ci-0
	path: tock-litex

	# Install all of the required Python packages from the tock-litex'
	# requirements.txt file
	- name: Install Python packages pinned by the tock-litex revision
	run: \|
	pushd tock-litex
	# Migen is the DSL which the LiteX ecosystem uses as its
	# hardware-description language. It effectively provides a set of
	# Python classes and constructs which can be translated into Verilog.
	# It is not a package of the LiteX ecosystem, and thus not in the
	# requirements.txt, but it is required to be present on the system.
	# It should not require any specific or patched version.
	pip3 install migen==0.9.2
	pip3 install -r requirements.txt
	popd

	# Build the LiteX simulator Tock kernel. This kernel is never touched, the
	# litex-ci-runner will use its own temporary flash files.
	- name: Build the LiteX simulator Tock kernel
	run: \|
	pushd boards/litex/sim
	make
	popd

	# Revision to checkout defined in the main tock repository in
	# .libtock_c_ci_rev
	- name: Checkout libtock-c CI revision
	uses: actions/checkout@v3
	with:
	repository: tock/libtock-c
	# Pins a libtock-c revision for LiteX CI tests. In case of
	# bugs fixed in libtock-c, backwards-incompatible changes in
	# Tock or new tests this might need to be updated.
	#
	# libtock-c of Sep 8, 2022, 5:42 PM EDT
	ref: ad372e599e5a9e664f12c7757576cb28c8b40412
	path: libtock-c

	- name: Build libtock-c apps
	run: \|
	# We only need to build for a single target, but at multiple flash and
	# memory addresses such that tockloader can place the non-PIC apps
	# into the kernel binary properly.
	export TOCK_TARGETS="\
	rv32imc\|rv32imc.0x00080060.0x40008000\|0x00080060\|0x40008000
	rv32imc\|rv32imc.0x00088060.0x40010000\|0x00088060\|0x40010000"
	export LIBTOCK_C_APPS="\
	c_hello \
	tests/console_timeout \
	tests/mpu_walk_region \
	tests/printf_long \
	rot13_service \
	rot13_client \
	tests/console_recv_short \
	tests/console_recv_long"
	pushd libtock-c/examples
	for APP in $LIBTOCK_C_APPS; do
	make -C "$APP"
	done
	popd

	# Run the LiteX simulation with required options for Tock
	- name: Run various tests in the LiteX simulation using the litex-ci-runner
	run: \|
	pushd tools/litex-ci-runner
	cargo run

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chips/apollo: iom: Report Nacks to the caller #219

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chips/apollo: iom: Report Nacks to the caller #219

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