#!/bin/sh
awk 'function abs(x){return (((x<0.0)?-x:x)+0.0)}  /BogoMIPS/ { if(x!=1){ if(abs($3*1.25-800)>20){ printf("cpu freq error is %f now\n",$3*1.25); }else {printf("cpu test ok\n");}; } x=1; }' /proc/cpuinfo
