Initial commit

meta-facebook/recipes-fb/fb-powerctrl/fb-powerctrl.bb

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+FILESEXTRAPATHS:append := "${THISDIR}/files:"
+
+inherit obmc-phosphor-systemd
+LICENSE = "Apache-2.0"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=a8328fd2a610bf4527feedcaa3ae3d14"
+
+S = "${WORKDIR}"
+
+SRC_URI = "file://setup_gpio.sh \
+           file://power-util \
+           file://host-gpio.service \
+           file://host-poweroff.service \
+           file://host-poweron.service \
+           file://LICENSE"
+
+DEPENDS = "systemd"
+RDEPENDS:${PN} = "bash"
+
+SYSTEMD_PACKAGES = "${PN}"
+SYSTEMD_SERVICE:${PN} = "host-gpio.service host-poweron.service host-poweroff.service"
+
+do_install() {
+    install -d ${D}/usr/sbin
+    install -m 0755 ${S}/setup_gpio.sh ${D}/${sbindir}/
+    install -m 0755 ${S}/power-util ${D}/${sbindir}/
+}

meta-facebook/recipes-fb/fb-powerctrl/files/LICENSE

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+Copyright 2018 Facebook Inc
+
+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.

meta-facebook/recipes-fb/fb-powerctrl/files/host-gpio.service

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+[Unit]
+Description=Configure GPIOs for Tiogapass
+
+[Service]
+Restart=no
+RemainAfterExit=true
+Type=oneshot
+ExecStart=/usr/sbin/setup_gpio.sh
+SyslogIdentifier=setup_gpio.sh

meta-facebook/recipes-fb/fb-powerctrl/files/host-poweroff.service

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+[Unit]
+Description=Shutdown Host Server
+Requires=host-gpio.service
+After=host-gpio.service
+
+[Service]
+Type=oneshot
+ExecStart=/usr/sbin/power-util mb off
+SyslogIdentifier=power-util

meta-facebook/recipes-fb/fb-powerctrl/files/host-poweron.service

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+[Unit]
+Description=Poweron Host Server
+Requires=host-gpio.service
+After=host-gpio.service
+
+[Service]
+Type=oneshot
+ExecStart=/usr/sbin/power-util mb on
+SyslogIdentifier=power-util
+
+[Install]
+WantedBy=basic.target

meta-facebook/recipes-fb/fb-powerctrl/files/power-util

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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"
+}
+
+power_off() {
+    echo "Shutting down Server"
+    busctl set-property xyz.openbmc_project.State.Chassis /xyz/openbmc_project/state/chassis0 xyz.openbmc_project.State.Chassis RequestedPowerTransition s xyz.openbmc_project.State.Chassis.Transition.Off
+}
+
+power_on() {
+    echo "Powering on Server"
+    busctl set-property xyz.openbmc_project.State.Chassis /xyz/openbmc_project/state/chassis0 xyz.openbmc_project.State.Chassis RequestedPowerTransition s xyz.openbmc_project.State.Chassis.Transition.On
+}
+
+power_status() {
+    st=$(busctl get-property xyz.openbmc_project.State.Chassis /xyz/openbmc_project/state/chassis0 xyz.openbmc_project.State.Chassis CurrentPowerState | cut -d"." -f6)
+    if [ "$st" == "On\"" ]; then
+        echo "on"
+    else
+        echo "off"
+    fi
+}
+
+power_reset() {
+    echo "Reset on server"
+    busctl set-property xyz.openbmc_project.State.Chassis /xyz/openbmc_project/state/chassis0 xyz.openbmc_project.State.Chassis RequestedPowerTransition s xyz.openbmc_project.State.Chassis.Transition.Reset
+}
+
+sled_cycle() {
+    i2cset -y 7 0x45 0xd9 c
+}
+
+if [ "$1" == "sled-cycle" ]; then
+    echo "SLED_CYCLE starting at $(date)"
+    sled_cycle
+    exit 0;
+fi
+
+if [ $# -lt 2 ]; then
+    echo "Total number of parameter=$#"
+    echo "Insufficient parameter"
+    usage;
+    exit 0;
+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;

meta-facebook/recipes-fb/fb-powerctrl/files/setup_gpio.sh

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+#!/bin/bash
+
+# Set all output GPIOs as such and drive them with reasonable values.
+function set_gpio_active_low() {
+  if [ $# -ne 2 ]; then
+    echo "set_gpio_active_low: need both GPIO# and initial level";
+    return;
+  fi
+
+  echo "$1" > /sys/class/gpio/export
+  echo "$2" > "/sys/class/gpio/gpio$1/direction"
+}
+
+GPIO_BASE=$(cat /sys/class/gpio/gpio*/base)
+
+# FM_BMC_READY_N, GPIO S1, active low
+set_gpio_active_low $((GPIO_BASE + 144 +1)) low
+
+# FP_PECI_MUX, active low
+set_gpio_active_low $((GPIO_BASE + 212)) high
+
+exit 0;