int main (void) { Initialization(); show_mhz(); // Display CPU speed TimerWait(1000); // Wait 1 second while(1) { printLCD("Show ADC"); // Display the text in quotes on the LCD while (!KEY_VALID); // Wait for joystick to be moved or pressed. if (getkey() == 1) // If enter was pressed then do what is in the braces, just skip over it. { TimerWait(500); // debounce joystick button showADC(); printLCD("Back ADCs"); TimerWait(2000); } printLCD("Balance"); // Display the text in quotes on the LCD while (!KEY_VALID); // Wait for joystick to be moved or pressed. if (getkey() == 1) // If enter was pressed then do what is in the braces, else just continue. { TimerWait(500); // debounce joystick button balance(); printLCD("Back Balance"); TimerWait(2000); } printLCD("rprintf"); // Display the text in quotes on the LCD while (!KEY_VALID); // Wait for joystick to be moved or pressed. if (getkey() == 1) // If enter was pressed then do what is in the braces, else just continue. { TimerWait(500); // debounce joystick button rprintf_test(); printLCD("Back rprintf"); TimerWait(2000); } printLCD("PWM Test"); // Display the text in quotes on the LCD while (!KEY_VALID); // Wait for joystick to be moved or pressed. if (getkey() == 1) // If enter was pressed then do what is in the braces, else just continue. { TimerWait(500); // debounce joystick button PWM_Test(); printLCD("Back PWM Test"); TimerWait(3000); } } }
int main(int argc, char *argv[]) { struct timespec ts,ts1; int i,ncpu; int idcpu; unsigned long freq[8]; XEvent event; char gov[20]; char drv[20],*ptr,*endptr; char prg[LN_PATH]; ts.tv_sec=0; ts.tv_nsec=DELAY; prg[0]=0; idcpu=0; for(i=0;i<MAX_CPU;i++) freq[i]=0; if(argc >1) { for (i=1; i<=argc; i++) { if (!strcmp(argv[i], "-v")) { printf(WMCPUFREQ_VERSION); exit(0); } if (!strcmp(argv[i], "-exe")) { if(strlen(argv[i+1]) < LN_PATH ) strcpy(prg,argv[i+1]); break; } if (!strcmp(argv[i], "-cpuid")) { if(strlen(argv[i+1]) < LN_PATH ) idcpu=strtol(argv[i+1],&endptr,0); printf("cpuid= %d \n",idcpu); break; } printf("only -v, -exe, -cpuid supported \n"); exit(0); } } /* basic checks */ if ( idcpu < 0 ) { printf("cpuid < 0 \n"); exit(-1); } /* get driver name (guess all cpu have the same driver) */ ptr=cpufreq_get_driver(cpu); if(!ptr) { printf("no driver found \n"); exit(-1); } strcpy(drv,ptr); cpufreq_put_driver(ptr); /* get number of cpu (0=cpu0, 1=cpu1 ...) */ ncpu=-1; for(i=0;i<MAX_CPU;i++) { if( cpufreq_cpu_exists(idcpu+i) ==0) { printf("cpuid %d found\n",idcpu+i); ncpu=i; } } switch ( ncpu ) { case -1: printf("no cpuid found \n"); exit(-1); case 0: wm_xpm=wmcpufreq_master_xpm_1; wm_bits=wmcpufreq_mask_bits_1; break; case 1: wm_xpm=wmcpufreq_master_xpm_2; wm_bits=wmcpufreq_mask_bits_2; break; case 2: wm_xpm=wmcpufreq_master_3; wm_bits=wmcpufreq_mask_3_bits; break; case 3: wm_xpm=wmcpufreq_master_3; wm_bits=wmcpufreq_mask_3_bits; break; default: printf("no yet implemented: cpuid %d \n",ncpu); exit(-1); break; } /* guess every cpu has the same limits */ if(cpufreq_get_hardware_limits(cpu, &f_min, &f_max)) { printf("can't determine hardware limits \n"); exit(-1); } openXwindow(argc,argv, wm_xpm, (char*)wm_bits, wmcpufreq_mask_width, wmcpufreq_mask_height); while(1) { /* Process any pending X events */ while(XPending(display)) { XNextEvent(display, &event); switch(event.type) { case Expose: RedrawWindow(); break; case ButtonPress: if(strlen(prg)) execCommand(prg); break; case ButtonRelease: break; } } RedrawWindow(); /* get info */ for(i=0;i<=ncpu;i++) freq[i]=cpufreq_get_freq_kernel(i+idcpu); policy=cpufreq_get_policy(cpu); strcpy(gov,policy->governor); max=policy->max; min=policy->min; cpufreq_put_policy(policy); /* show info */ show_mhz(freq,ncpu); if (ncpu==0) show_driver(drv); show_governor(gov); /* delay */ nanosleep(&ts,&ts1); } }