| #!/bin/bash |
| # Copyright 2021 Google LLC |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| source /usr/share/gpio-host-pwr/lib.sh || exit |
| |
| if [[ "${1-}" == "warm" ]]; then |
| rst_txt='WARM' >&2 |
| rst_gpio="$HOST_GPIO_WARM_RESET" |
| else |
| rst_txt='COLD' >&2 |
| rst_gpio="$HOST_GPIO_COLD_RESET" |
| fi |
| |
| gpio_build_cache 10 "$rst_gpio" || exit |
| |
| # Do a quick push of the button if PGOOD |
| echo "Issuing $rst_txt reset" >&2 |
| rc=0 |
| gpio_set_value "$rst_gpio" 1 || rc=$? |
| sleep 0.1 |
| gpio_set_value "$rst_gpio" 0 || rc=$? |
| |
| # Make sure the watchdog is stopped while the host is in reset |
| # and can't possibly restart it. |
| host_pwr_stop_watchdog || true |
| |
| exit $rc |