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#!/bin/bash
# Boot script for Chrome OS devices attached to a servo debug connector, using
# NFS and TFTP to boot.
# We're run from the root of the repo, make a helper var for our paths
BM=$CI_PROJECT_DIR/.gitlab-ci/bare-metal
# Runner config checks
if [ -z "$BM_SERIAL" ]; then
echo "Must set BM_SERIAL in your gitlab-runner config.toml [[runners]] environment"
echo "This is the CPU serial device."
exit 1
fi
if [ -z "$BM_SERIAL_EC" ]; then
echo "Must set BM_SERIAL in your gitlab-runner config.toml [[runners]] environment"
echo "This is the EC serial device for controlling board power"
exit 1
fi
if [ ! -d /nfs ]; then
echo "NFS rootfs directory needs to be mounted at /nfs by the gitlab runner"
exit 1
fi
if [ ! -d /tftp ]; then
echo "TFTP directory for this board needs to be mounted at /tftp by the gitlab runner"
exit 1
fi
# job config checks
if [ -z "$BM_KERNEL" ]; then
echo "Must set BM_KERNEL to your board's kernel FIT image"
exit 1
fi
if [ -z "$BM_ROOTFS" ]; then
echo "Must set BM_ROOTFS to your board's rootfs directory in the job's variables"
exit 1
fi
if [ -z "$BM_CMDLINE" ]; then
echo "Must set BM_CMDLINE to your board's kernel command line arguments"
exit 1
fi
set -ex
# Create the rootfs in the NFS directory. rm to make sure it's in a pristine
# state, since it's volume-mounted on the host.
rm -rf /nfs/*
mkdir -p /nfs/results
. $BM/rootfs-setup.sh /nfs
# Set up the TFTP kernel/cmdline. When we support more than one board with
# this method, we'll need to do some check on the runner name or something.
rm -rf /tftp/*
cp $BM_KERNEL /tftp/vmlinuz
echo "$BM_CMDLINE" > /tftp/cmdline
# Start watching serials, and power up the device.
$BM/serial-buffer.py $BM_SERIAL_EC | tee serial-ec-output.txt | sed -u 's|^|SERIAL-EC> |g' &
$BM/serial-buffer.py $BM_SERIAL | tee serial-output.txt | sed -u 's|^|SERIAL-CPU> |g' &
while [ ! -e serial-output.txt ]; do
sleep 1
done
# Flush any partial commands in the EC's prompt, then ask for a reboot.
$BM/write-serial.py $BM_SERIAL_EC ""
$BM/write-serial.py $BM_SERIAL_EC reboot
# This is emitted right when the bootloader pauses to check for input. Emit a
# ^N character to request network boot, because we don't have a
# direct-to-netboot firmware on cheza.
$BM/expect-output.sh serial-output.txt -f "load_archive: loading locale_en.bin"
$BM/write-serial.py $BM_SERIAL `printf '\016'`
# Wait for the device to complete the deqp run
$BM/expect-output.sh serial-output.txt -f "DEQP RESULT"
# power down the CPU on the device
$BM/write-serial.py $BM_SERIAL_EC 'power off'
set -ex
# Bring artifacts back from the NFS dir to the build dir where gitlab-runner
# will look for them. Note that results/ may already exist, so be careful
# with cp.
mkdir -p results
cp -Rp /nfs/results/. results/
set +e
if grep -q "DEQP RESULT: pass" serial-output.txt; then
exit 0
else
exit 1
fi
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