#!/bin/sh
        #
        # Automatic Fan Controlling of ZW1050 (by CCWu 2005-05-06)
        #

        # PWMx at Min Duty Cycle while temp < T_min
        #/sbin/i2cset -y 0x0 0x2e 0x62 0xa0 b 1>/dev/null 2>/dev/null
        #/sbin/i2cset -y 0x0 0x2e 0x63 0x00 b 1>/dev/null 2>/dev/null

        # PWM_min = 25%, if temp is below T_min, fan will operate with 25% duty cycle
        #/sbin/i2cset -y 0x0 0x2e 0x64 0x40 b 1>/dev/null 2>/dev/null
        #/sbin/i2cset -y 0x0 0x2e 0x65 0x40 b 1>/dev/null 2>/dev/null
        #/sbin/i2cset -y 0x0 0x2e 0x66 0x40 b 1>/dev/null 2>/dev/null

        # T_min = 25
        #/sbin/i2cset -y 0x0 0x2e 0x67 0x19 b 1>/dev/null 2>/dev/null
        #/sbin/i2cset -y 0x0 0x2e 0x68 0x19 b 1>/dev/null 2>/dev/null
        #/sbin/i2cset -y 0x0 0x2e 0x69 0x19 b 1>/dev/null 2>/dev/null

        # THERM Limit = 55 degree C, if exceeded this, fan will operate with 100% duty cycle, full speed
        #/sbin/i2cset -y 0x0 0x2e 0x6A 0x37 b 1>/dev/null 2>/dev/null
        #/sbin/i2cset -y 0x0 0x2e 0x6B 0x37 b 1>/dev/null 2>/dev/null
        #/sbin/i2cset -y 0x0 0x2e 0x6C 0x37 b 1>/dev/null 2>/dev/null

        # Fastest Speed calculated by all three temperature channels controls PWMx
    # (Automatic Fan Control Mode)
        # work-around: disable fan control to avoid abnormal fan speed
        #/sbin/i2cset -y 0x0 0x2e 0x5C 0xC2 b 1>/dev/null 2>/dev/null
        #/sbin/i2cset -y 0x0 0x2e 0x5D 0xC2 b 1>/dev/null 2>/dev/null
        #/sbin/i2cset -y 0x0 0x2e 0x5E 0xC2 b 1>/dev/null 2>/dev/null

    # (Manual Fan Control Mode)
        /sbin/i2cset -y 0x0 0x2e 0x5C 0xe2 b 1>/dev/null 2>/dev/null
        /sbin/i2cset -y 0x0 0x2e 0x5D 0xe2 b 1>/dev/null 2>/dev/null
        /sbin/i2cset -y 0x0 0x2e 0x5E 0xe2 b 1>/dev/null 2>/dev/null
    # Set PWMx current duty cycle
    /sbin/i2cset -y 0x0 0x2e 0x30 0x50 b 1>/dev/null 2>/dev/null
    /sbin/i2cset -y 0x0 0x2e 0x31 0x50 b 1>/dev/null 2>/dev/null
    /sbin/i2cset -y 0x0 0x2e 0x32 0x50 b 1>/dev/null 2>/dev/null

    ####################
    # Emma-2006.12.1
    # Initialization of HW monitor interrupt

    # set ADT7463 pin 10 as /SMBALERT
    /sbin/i2cset -y 0x0 0x2e 0x78 0x1 b 1>/dev/null 2>/dev/null

    # set fan1 minimum to 0
    #i2cset -y 0x0 0x2e 0x54 0x0 b
    #i2cset -y 0x0 0x2e 0x55 0x0 b
    i2cset -y 0x0 0x2e 0x54 0xff b 1>/dev/null 2>/dev/null
    i2cset -y 0x0 0x2e 0x55 0xff b 1>/dev/null 2>/dev/null

    # set thermal interrupt limits, 0xb5=-75 degreeC, 0x4b=75 degreeC
    # (refer to ADT7463 dastasheet p.17)
    i2cset -y 0x0 0x2e 0x4e 0xb5 b 1>/dev/null 2>/dev/null
    i2cset -y 0x0 0x2e 0x4f 0x4b b 1>/dev/null 2>/dev/null
    i2cset -y 0x0 0x2e 0x50 0xb5 b 1>/dev/null 2>/dev/null
    i2cset -y 0x0 0x2e 0x51 0x4b b 1>/dev/null 2>/dev/null
    i2cset -y 0x0 0x2e 0x52 0xb5 b 1>/dev/null 2>/dev/null
    i2cset -y 0x0 0x2e 0x53 0x4b b 1>/dev/null 2>/dev/null

    # enable interrupts: Remote 1 temperature channel, local temperature channel, Remote 2 temperature channel, and fan1.
    i2cset -y 0x0 0x2e 0x74 0x0f b 1>/dev/null 2>/dev/null
    i2cset -y 0x0 0x2e 0x75 0xfb b 1>/dev/null 2>/dev/null

    # End of Initialization of HW monitor interrupt
    ###################

    ###################################################
    # Make sure fan speed will be greater than 2000 rpm
    #fanrpm=`cat /sys/devices/platform/i2c-0/0-002e/fan1_input`
    fanrpm=`cat /sys/bus/i2c/devices/0-002e/fan1_input`
    var=`i2cget -y 0x0 0x2e 0x30`

    while [ $fanrpm -lt 2000 ]; do
        var=$((var+0x8))
        if [ $var -gt 112 ]; then
            break;
        fi

        echo "fanspeed $fanrpm , pwm value $var"

        /sbin/i2cset -y 0x0 0x2e 0x30 $var b 1>/dev/null 2>/dev/null
        /sbin/i2cset -y 0x0 0x2e 0x31 $var b 1>/dev/null 2>/dev/null
        /sbin/i2cset -y 0x0 0x2e 0x32 $var b 1>/dev/null 2>/dev/null
        sleep 1
        #fanrpm=`cat /sys/devices/platform/i2c-0/0-002e/fan1_input`
        fanrpm=`cat /sys/bus/i2c/devices/0-002e/fan1_input`
    done
    # End of fan speed adjustment
    ##################

    ###################################################
    # Start PID Fan  control
    if [ -x /sbin/fanctrld ]; then
        /bin/echo "Starting PID Fan Control.."
        /bin/nice -n 15 /sbin/fanctrld 0x0 0x2e
    fi