Notes16TMP112，End/Run 9548，控制Fan

Posted 2021-10-28 码农编程录

文章目录

• 1.读TMP112进出口温度
• 2.End 9548
• 3.Run 9548
• 4.控制风扇速度

---

1.读TMP112进出口温度

# Read_TMP112_temperature.sh
Read_TMP112_temperature_Inlet()
{
    i2c-test -b 7 -s 0x71 -w -d 0x08    # 出口0x40
    tmp=$(i2c-test -b 7 -s 0x48 -m 1 -rc 2 -d 0x00)
    tmp_h=${tmp:14:2}
    tmp_l=${tmp:17:2}
    tmp=${tmp_h}${tmp_l}
    tmp=$((0x${tmp}>>8))"°C"
    # echo $tmp
    time=$(date "+%Y-%m-%d %H:%M:%S")
    echo $time "TMP112 Inlet Temperature : " $tmp >> ./sensors.log
}

2.End 9548

# End_9548_sensors_info.sh:关闭主进程后重新开ipmitool
#!/bin/bash
start_ipmistack()
{
    cnt=0
    while true
    do
        /etc/init.d/ipmistack start >/dev/null 2>&1
        s1=$(ps aux)
        s2="/usr/local/bin/IPMIMain"
        result=$(echo $s1 | grep "${s2}")
        if [[ "$result" != "" ]]
        then
            break
        fi
        if [ $cnt -eq 5 ]
        then
          echo "Unable to start ipmistack !"
          exit
        fi
        cnt=$(($cnt+1))
		    sleep 10
    done
}

while true
do
    ps -p $1
    if [ $? -ne 0 ]
    then
        start_ipmistack
        exit
    fi
    sleep 1
done

3.Run 9548

# Run_9548_sensors_info.sh
#!/bin/bash
stop_ipmistack()
{
    cnt=0
    while true
    do
        /etc/init.d/ipmistack stop >/dev/null  2>&1
        s1=$(ps aux)
        s2="/usr/local/bin/IPMIMain"
        result=$(echo $s1 | grep "${s2}")
        if [[ "$result" == "" ]]
        then
            break
        fi
        if [ $cnt -eq 5 ]
        then
          echo "Unable to stop ipmistack !"
          exit
        fi
        cnt=$(($cnt+1))
		    sleep 10
    done
}

delete()
{
    cnt=0
    while true
    do
        echo 0x73 > /sys/bus/i2c/devices/i2c-7/delete_device
        if [ $? = 0 ]
        then
            break
        fi
        if [ $cnt -eq 5 ]
        then
          echo "Unable to delete device  !"
          exit
        fi
        cnt=$(($cnt+1))
    done
}

access()
{
    cnt=0
    while true
    do
        i2c-test -b 7 -s 0x73 -w -d 0x08 >/dev/null 2>&1
        if [ $? = 0 ]
        then
            break
        fi
        if [ $cnt -eq 5 ]
        then
          #echo $cnt
          echo "Unable to access 9545 !"
          exit
        fi
        cnt=$(($cnt+1))
        #echo $cnt
    done
}

start_ipmistack()
{
    cnt=0
    while true
    do
        /etc/init.d/ipmistack start >/dev/null 2>&1
        s1=$(ps aux)
        s2="/usr/local/bin/IPMIMain"
        result=$(echo $s1 | grep "${s2}")
        if [[ "$result" != "" ]]
        then
            break
        fi
        if [ $cnt -eq 5 ]
        then
          echo "Unable to start ipmistack !"
          exit
        fi
        cnt=$(($cnt+1))
		    sleep 10
    done
}

start_ipmistack
stop_ipmistack
delete
access
chmod +x ./*.sh
./End_9548_sensors_info.sh $$ &  #这行Shell本身的PID
while :
do
    ./Read_TMP112_temperature.sh
    ./Read_PXE1410CDM_0X62_Voltage_Current.sh
    ./Read_PXE1410CDM_0X60_Voltage_Current.sh
    ./Read_INA220_Voltage.sh
    ./Read_FPGA_Power.sh
    ./Read_ADS7830_0x49_Voltage.sh
    ./Read_ADS7830_0x48_Voltage.sh
done

4.控制风扇速度

#!/bin/sh
usage(){
    program=$(basename "$0")
    echo "Usage:"
    echo "$program <precent> "
    echo "  <precent>          : fan speed set"
    echo "Note:"
    echo "  precent:from 0 ro 100"
    echo "Examples:"
    echo "  $program 30"
    echo ""
}

check_parameter(){
    if [ $# -ne 1 ];then
        usage
        exit 0
    fi
    if [ $1 -lt 0 -o $1 -gt 100 ];then
        usage
        exit 0
    fi
}

dec2hex(){
    printf "%x" $1
}

switch_arg(){
    fullvalue=255
    declare -i setvalue=(255*$1)/100
    regvalue=$(dec2hex $setvalue)
    echo "$regvalue"
}

do_action(){
    regdata=$(switch_arg $1)
    echo "i2cset -y 44 0x0d 0x22 0x$regdata"
    #i2cset -y 44 0x0d 0x22 0x$regdata
    #i2cset -y 44 0x0d 0x32 0x$regdata
    #i2cset -y 44 0x0d 0x42 0x$regdata
    #i2cset -y 44 0x0d 0x52 0x$regdata

    #i2cset -y 108 0x0d 0x22 0x$regdata
    #i2cset -y 108 0x0d 0x32 0x$regdata
    #i2cset -y 108 0x0d 0x42 0x$regdata
    #i2cset -y 108 0x0d 0x52 0x$regdata
}

check_parameter "$@"
do_action "$@"