From cce820d0ce99c561b153490d42994229f46f2708 Mon Sep 17 00:00:00 2001
From: Martin Kepplinger <martink@posteo.de>
Date: Wed, 15 May 2019 11:26:16 +0200
Subject: [PATCH] x230_skulls.sh: print battery hardware health when verbose

This may help in refurbishing an x230 laptop.
---
 x230/x230_skulls.sh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/x230/x230_skulls.sh b/x230/x230_skulls.sh
index 733ffb6..75475ee 100755
--- a/x230/x230_skulls.sh
+++ b/x230/x230_skulls.sh
@@ -133,6 +133,15 @@ if [[ $BIOS_VENDOR != *"coreboot"* ]] ; then
 	exit 0
 fi
 
+if [[ "$verbose" -gt 0 ]] ; then
+	if [ -d "/sys/class/power_supply/BAT0" ] ; then
+		bat_last_full=$(cat /sys/class/power_supply/BAT0/charge_full)
+		bat_design_cap=$(cat /sys/class/power_supply/BAT0/charge_full_design)
+		bat_health=$(echo "scale=2 ; $bat_last_full/$bat_design_cap" | bc | sed 's/^\./0./')
+		echo "INFO: Battery hardware health is $bat_health%"
+	fi
+fi
+
 if [ ! "$have_input_image" -gt 0 ] ; then
 	image_available=$(ls -1 | grep x230_coreboot_seabios || true)
 	if [ -z "${image_available}" ] ; then