#!/bin/bash

# Usage of this utility
usage() {
    echo "Usage: $(basename "$0") [on|off|forceoff]";
}

#Check CPU boot done pin drop in 30s
timeout=30
wait_graceful_off(){
    echo "Wait for host shutdown in ${timeout}s"
    while [ "${timeout}" -gt 0 ]; do
        host_state=$(gpioget --numeric host0-ready)
        timeout=$((timeout-1))
        if [ "${host_state}" -eq 0 ]; then
            echo "Host is graceful off"
            return 0
        fi
        sleep 1
    done
    echo "Host still on, but reach timeout"
}

set_gpio_power_off() {
    echo "Set GPIO to power off chassis"
    gpioset --hold-period 50ms -t0 power-chassis-control0=1
    gpioset --hold-period 50ms -t0 power-chassis-control1=1
}

set_gpio_power_on() {
    echo "Set GPIO to power on chassis"
    val=$(gpioget --numeric host0-ready)
    if [ "$val" == 1 ]; then
        exit 0
    fi

    gpioset --hold-period 50ms -t0 power-chassis-control0=0
    gpioset --hold-period 50ms -t0 power-chassis-control1=0

    #Record IPMI power cycle SEL
    busctl call xyz.openbmc_project.Logging.IPMI \
    /xyz/openbmc_project/Logging/IPMI \
    xyz.openbmc_project.Logging.IPMI IpmiSelAdd ssaybq \
    "Power Cycle" "/xyz/openbmc_project/state/host0" \
    3 0x01 0xff 0xff true 0x0020
}

if [ "$1" == "on" ]; then
    set_gpio_power_on
elif [ "$1" == "off" ]; then
    wait_graceful_off
    set_gpio_power_off
elif [ "$1" == "forceoff" ]; then
    set_gpio_power_off
else
    echo "Invalid parameter"
    usage
fi
exit 0