/**
* extern struct sysfs_driver *sysfs_get_bus_driver(struct sysfs_bus *bus,
* char *drvname);
*
* flag:
* 0 : bus -> valid, drvname -> valid
* 1 : bus -> valid, drvname -> invalid
* 2 : bus -> valid, drvname -> NULL
* 3 : bus -> NULL, drvname -> valid
* 4 : bus -> NULL, drvname -> invalid
* 5 : bus -> NULL, drvname -> NULL
*/
int test_sysfs_get_bus_driver(int flag)
{
struct sysfs_bus *bus = NULL;
struct sysfs_driver *drv = NULL;
char *drvname = NULL;
char *bus_name = NULL;
switch(flag) {
case 0:
bus_name = val_drv_bus_name;
bus = sysfs_open_bus(bus_name);
if (bus == NULL) {
dbg_print("%s: sysfs_open_bus() failed\n",__FUNCTION__);
return 0;
}
drvname = val_drv_name;
break;
case 1:
bus_name = val_drv_bus_name;
bus = sysfs_open_bus(bus_name);
if (bus == NULL) {
dbg_print("%s: sysfs_open_bus() failed\n",__FUNCTION__);
return 0;
}
drvname = inval_name;
break;
case 2:
bus_name = val_drv_bus_name;
bus = sysfs_open_bus(bus_name);
if (bus == NULL) {
dbg_print("%s: sysfs_open_bus() failed\n",__FUNCTION__);
return 0;
}
drvname = NULL;
break;
case 3:
bus = NULL;
drvname = val_drv_name;
break;
case 4:
bus = NULL;
drvname = inval_name;
break;
case 5:
bus = NULL;
drvname = NULL;
break;
default:
return -1;
}
drv = sysfs_get_bus_driver(bus, drvname);
switch (flag) {
case 0:
if (drv == NULL) {
if (errno == 0)
dbg_print("%s: Driver %s not on bus %s\n",
__FUNCTION__, drvname, bus_name);
else
dbg_print("%s: FAILED with flag = %d errno = %d\n",
__FUNCTION__, flag, errno);
} else {
dbg_print("%s: SUCCEEDED with flag = %d\n\n",
__FUNCTION__, flag);
show_driver(drv);
dbg_print("\n");
}
break;
case 1:
case 2:
case 3:
case 4:
case 5:
if (drv != NULL)
dbg_print("%s: FAILED with flag = %d errno = %d\n",
__FUNCTION__, flag, errno);
else
dbg_print("%s: SUCCEEDED with flag = %d\n",
__FUNCTION__, flag);
break;
default:
break;
}
if (bus != NULL)
sysfs_close_bus(bus);
return 0;
}
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);
}
}
