54 lines
1.5 KiB
Bash
54 lines
1.5 KiB
Bash
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#!/bin/bash
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# Copyright 2021 Google LLC
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# Copyright 2021 Quanta Computer Inc.
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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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target_pwm="$1"
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if [ -z "$target_pwm" ]; then
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echo "Target_pwm is not set" >&2
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exit 1
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fi
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zone_num="$(busctl tree xyz.openbmc_project.State.FanCtrl | grep -c zone)"
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result=0
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for (( i = 0; i < zone_num; i++ )); do
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retries=4
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busctl_error=-1
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while (( retries > 0 )) && (( busctl_error != 0 )); do
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busctl set-property xyz.openbmc_project.State.FanCtrl /xyz/openbmc_project/settings/fanctrl/zone${i} xyz.openbmc_project.Control.FanSpeed Target t "${target_pwm}"
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busctl_error=$?
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if (( busctl_error != 0 )); then
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#Retry setting failsafe. Swampd may be running but zone aren't yet built
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#so sleep a second to let them be built
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sleep 1
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fi
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(( retries-=1 )) || true
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done
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if (( busctl_error != 0 )); then
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echo "Failure setting zone${i} fan failsafe to ${target_pwm}" >&2
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result=$busctl_error
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else
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echo "Setting zone${i} fan failsafe to ${target_pwm}"
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fi
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done
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exit $result
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