#!/bin/bash

if [[ $# -ne 1 ]]; then
	echo "usage: $0 <wifi-mac-address>"
	exit 1
fi

WIFIMAC=$1
OEM_DIR="/var/oem"
NVS_DIR="mts"
NVS_OEM_FILE="$OEM_DIR/$NVS_DIR/wl1271-nvs.bin"
NVS_FILE="/lib/firmware/ti-connectivity/wl1271-nvs.bin"
NVS_DEFAULT_FILE="$NVS_FILE.factory"

echo "starting wifi calibration..."

killall hostapd
killall wpa_supplicant

modprobe -r wl12xx_sdio
modprobe -r atmel_mci

mts-io-sysfs store wlan-enabled 0
sleep 1
mts-io-sysfs store wlan-enabled 1
sleep 1

mount -o remount,rw /var/oem
echo "removing $NVS_OEM_FILE"
rm -f $NVS_OEM_FILE

modprobe atmel_mci
sleep 1
rmmod wl12xx_sdio

echo "calibrating..."
calibrator plt autocalibrate wlan0 \
    /lib/modules/2.6.39.4/updates/drivers/net/wireless/wl12xx/wl12xx_sdio.ko \
    /usr/share/ti/wifi-utils/ini_files/127x/TQS_S_2.6.ini \
    $NVS_FILE $WIFIMAC

mount -o remount,ro /var/oem

echo "...calibration finished"