forked from shinpei0208/gdev
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nvclock-set.sh
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/
nvclock-set.sh
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#!/bin/bash
# Please reboot, you want to clock level up or you want to use help (Option -h)
# nvclock-set.sh -c 700 -m 1848 vbios.rom
nvbios $5 > ${5}.dump
modprobe -r nvidia
if [ $? -eq 1 -o $# -ne 5 ]
then
echo -e "Please input vbios data and set frequency!\nLike this: ./nvclock-set.sh -c [Core frequency] -m Memory frequency] [filename]"
rm -f ${5}.dump
exit 0
fi
SetCount=`grep Core ${5}.dump | wc -l`
NumResister=0
SetLevel=0
# check frequency
Memory=( 0 )
Core=( 0 )
i=1
while [ ${SetCount} -ge ${i} ]
do
Memory[${i}]=`grep Core ${5}.dump | sed -n ${i}p | cut -f7 -d " "|cut -f1 -d "M"`
Core[${i}]=`grep Core ${5}.dump | sed -n ${i}p | cut -f5 -d " "|cut -f1 -d "M"`
i=`expr ${i} + 1 `
done
if [ $1 = -c -o $3 = -c ]
then
if [ $1 = -c ]
then
FreqCore=$2
else
FreqCore=$4
fi
fi
if [ $1 = -m -o $3 = -m ]
then
if [ $1 = -m ]
then
FreqMem=$2
else
FreqMem=$4
fi
fi
i=${SetCount}
while [ $i -gt 0 ]
do
if [ ${FreqCore} = ${Core[${i}]} ]
then
break
fi
i=`expr $i - 1`
if [ $i -eq 0 ]
then
echo "Please input valid core frequency!"
fi
done
j=${SetCount}
while [ $j -gt 0 ]
do
if [ ${FreqMem} -eq ${Memory[${j}]} ]
then
break
fi
j=`expr $j - 1`
if [ $j -eq 0 ]
then
echo "Please input valid memory frequency!"
exit 0
fi
done
# finsh check
# set core frequency
while [ ${SetCount} -gt $i ]
do
SetLevel=`expr ${SetCount} \* 3 - 1 `
CoreNumResister=`grep -A 1 Core ${5}.dump | sed -n ${SetLevel}p |cut -f1 -d ":"`
SetCount=`expr ${SetCount} - 1 `
CoreOption=`echo "${CoreOption} -e ${CoreNumResister}:ff"`
done
CoreOption=`echo "${CoreOption} -e ${CoreNumResister}:0${FreqCore0x}"`
# set memory frequency
if [ ${FreqMem} -lt 1000 ]
then
FreqMemBin=`echo "obase=2; ibase=10; ${FreqMem} + 32768 " |bc`
FreqMemBin=`echo "obase=16; ibase=2; ${FreqMemBin} " |bc |tr A-Z a-z`
else
FreqMemBin=`echo "obase=2; ibase=10; ${FreqMem} + 16384 " |bc`
FreqMemBin=`echo "obase=16; ibase=2; ${FreqMemBin} " |bc |tr A-Z a-z`
fi
FreqMem0x1=`echo ${FreqMemBin} |cut -c3-4`
FreqMem0x2=`echo ${FreqMemBin} |cut -c1-2`
SetLevel=`expr ${SetCount} \* 9 - 1 `
MemNumResister=`grep -A 7 Core ${5}.dump | sed -n ${SetLevel}p |cut -f2 -d ":"`
MemOption=`echo " -e ${MemNumResister}:${FreqMem0x1}"`
MemNumResister=`echo ${MemNumResister} |tr a-z A-Z`
MemNumResister=`echo "obase=16; ibase=16; ${MemNumResister} +1 " |bc |tr A-Z a-z`
MemOption=`echo -n "${MemOption} -e ${MemNumResister}:${FreqMem0x2}"`
echo "nvafakebios${CoreOption}${MemOption} ${5}"
nvafakebios ${CoreOption} ${MemOption} ${5}
modprobe nvidia
modprobe -r nvidia
nvagetbios > ${5}
nvbios ${5} > ${5}.dump
echo "GPU run this frequency"
grep Core ${5}.dump | sed -n ${i}p | cut -f4-9 -d " "
rm -f ${5}.dump
modprobe nvidia