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#!/bin/bash
# Usage of this utility
function usage() {
echo "usage: power-util mb [on|off|status|cycle|reset]";
echo " power-util sled-cycle"
}
GPIO_BASE=$(cat /sys/class/gpio/gpio*/base)
PWR_GPIO=$(($GPIO_BASE + 32 + 3))
BMC_RDY_GPIO=$(($GPIO_BASE + 144 +1))
PWR_GOOD=$(($GPIO_BASE + 8 + 6))
PWR_RESET=$(($GPIO_BASE + 33))
power_off() {
echo "Shutting down Server $2"
echo 1 > /sys/class/gpio/gpio${PWR_GPIO}/value
sleep 1
echo 0 > /sys/class/gpio/gpio${PWR_GPIO}/value
sleep 6
echo 1 > /sys/class/gpio/gpio${PWR_GPIO}/value
}
power_on() {
echo "Powering on Server $2"
echo 0 > /sys/class/gpio/gpio${BMC_RDY_GPIO}/value
echo 1 > /sys/class/gpio/gpio${PWR_GPIO}/value
echo 0 > /sys/class/gpio/gpio${PWR_GPIO}/value
sleep 1
echo 1 > /sys/class/gpio/gpio${PWR_GPIO}/value
}
power_status() {
st=$(cat /sys/class/gpio/gpio${PWR_GOOD}/value)
if [ "$st" == "0" ]; then
echo "off"
else
echo "on"
fi
}
power_reset() {
echo "Reset on server $2"
echo 0 > /sys/class/gpio/gpio${PWR_RESET}/value
sleep 0.1
echo 1 > /sys/class/gpio/gpio${PWR_RESET}/value
}
sled_cycle() {
i2cset -y 7 0x45 0xd9 c
}
if [ $# -lt 2 ]; then
echo "Total number of parameter=$#"
echo "Insufficient parameter"
usage;
exit 0;
fi
if [ $1 == "sled-cycle" ]; then
sled_cycle
fi
if [ $1 != "mb" ]; then
echo "Invalid parameter1=$1"
usage;
exit 0;
fi
if [ $2 = "on" ]; then
if [ $(power_status) == "off" ]; then
power_on
fi
elif [ $2 = "off" ]; then
if [ $(power_status) == "on" ]; then
power_off
fi
elif [ $2 == "cycle" ]; then
if [ $(power_status) == "on" ]; then
power_off
else
echo "WARNING: Powering on server"
fi
power_on
elif [ $2 == "reset" ]; then
if [ $(power_status) == "on" ]; then
power_reset
else
echo "ERROR: Server not powered on"
fi
elif [ $2 == "status" ]; then
power_status
else
echo "Invalid parameter2=$2"
usage;
fi
exit 0;
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