| # Copyright 2021 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| description "Start Chrome OS HPS service" |
| author "chromium-os-dev@chromium.org" |
| |
| # Environment variables for daemon configuration. |
| # They are empty here and should be overridden in hpsd.override |
| env HPS_HW_FLAGS= |
| env FW_APPL_PATH= |
| env FW_SPI_PATH= |
| env FW_VERSION=0 |
| # |
| # Development options for prototyping |
| env UART_DEV= |
| |
| # Start when mems_setup has set proper group and ownership. |
| start on started boot-services |
| stop on stopping boot-services |
| expect fork |
| respawn |
| respawn limit 5 30 |
| |
| # Make hpsd killable, because if it has a leak it's better to |
| # restart it than to OOM-panic. |
| oom score -100 |
| |
| # Need writable access to /sys/devices and /dev for I2C access. |
| # Need access to /run/dbus for DBus communications. |
| # Set RLIMIT_NICE(=13) to 40,40 |
| exec minijail0 -i -u hpsd -g hpsd \ |
| -N --uts -e -p -P /mnt/empty -b / -b /sys \ |
| -k 'tmpfs,/run,tmpfs,MS_NOSUID|MS_NODEV|MS_NOEXEC' \ |
| -n -b /sys/bus -b /sys/devices,,1 -b /dev,,1 \ |
| -b /sys/class -b /run/dbus \ |
| -R 13,40,40 \ |
| -- /usr/sbin/hpsd --skipboot --test --version="${FW_VERSION}" \ |
| --mcu_path="${FW_APPL_PATH}" --spi_path="${FW_SPI_PATH}" ${HPS_HW_FLAGS} |
| |
