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