Initial commit

meta-ampere/meta-jade/recipes-ampere/platform/ampere-utils/ampere_power_util.sh

@@ -0,0 +1,120 @@
+#!/bin/bash
+
+# shellcheck source=meta-ampere/meta-jade/recipes-ampere/platform/ampere-utils/gpio-defs.sh
+source /usr/sbin/gpio-defs.sh
+
+# Usage of this utility
+function usage() {
+	echo "Usage:"
+	echo "  ampere_power_util.sh mb [status|shutdown_ack|force_reset|soft_off]";
+}
+
+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
+}
+
+shutdown_ack() {
+	if [ -f "/run/openbmc/host@0-softpoweroff" ]; then
+		echo "Receive shutdown ACK triggered after softportoff the host."
+		touch /run/openbmc/host@0-softpoweroff-shutdown-ack
+	else
+		echo "Receive shutdown ACK triggered"
+		sleep 3
+		systemctl start obmc-chassis-poweroff@0.target
+	fi
+}
+
+soft_off() {
+	# Trigger shutdown_req
+	touch /run/openbmc/host@0-softpoweroff
+	gpioset -l 0 "$S0_SHD_REQ_L"=1
+	sleep 1s
+	gpioset -l 0 "$S0_SHD_REQ_L"=0
+
+	# Wait for shutdown_ack from the host in 30 seconds
+	cnt=30
+	while [ $cnt -gt 0 ];
+	do
+		# Wait for SHUTDOWN_ACK and create the host@0-softpoweroff-shutdown-ack
+		if [ -f "/run/openbmc/host@0-softpoweroff-shutdown-ack" ]; then
+			break
+		fi
+		sleep 1
+		cnt=$((cnt - 1))
+	done
+	# Softpoweroff is successed
+	sleep 2
+	rm -rf /run/openbmc/host@0-softpoweroff
+	if [ -f "/run/openbmc/host@0-softpoweroff-shutdown-ack" ]; then
+		rm -rf /run/openbmc/host@0-softpoweroff-shutdown-ack
+	fi
+	echo 0
+}
+
+force_reset() {
+	if [ -f "/run/openbmc/host@0-softpoweroff" ]; then
+		# In graceful host reset, after trigger os shutdown,
+		# the phosphor-state-manager will call force-warm-reset
+		# in this case the force_reset should wait for shutdown_ack from host
+		cnt=30
+		while [ $cnt -gt 0 ];
+		do
+			if [ -f "/run/openbmc/host@0-softpoweroff-shutdown-ack" ]; then
+				break
+			fi
+			echo "Waiting for shutdown-ack count down $cnt"
+			sleep 1
+			cnt=$((cnt - 1))
+		done
+		# The host OS is failed to shutdown
+		if [ $cnt == 0 ]; then
+			echo "Shutdown-ack time out after 30s."
+			exit 0
+		fi
+	fi
+	echo "Triggering sysreset pin"
+	gpioset -l 0 "$S0_SYSRESET_L"=1
+	sleep 1
+	gpioset -l 0 "$S0_SYSRESET_L"=0
+}
+
+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
+
+mkdir -p /run/openbmc/
+
+if [ "$2" == "shutdown_ack" ]; then
+	shutdown_ack
+elif [ "$2" == "status" ]; then
+	power_status
+elif [ "$2" == "force_reset" ]; then
+	force_reset
+elif [ "$2" == "soft_off" ]; then
+	ret=$(soft_off)
+	if [ "$ret" == 0 ]; then
+		echo "The host is already softoff"
+	else
+		echo "Failed to softoff the host"
+	fi
+	exit "$ret";
+else
+	echo "Invalid parameter2=$2"
+	usage;
+fi
+
+exit 0;