1 files changed, 2 insertions, 0 deletions

diff --git a/library/power.cpp b/library/power.cpp
index 990ff62..12b52ed 100644
--- a/library/power.cpp
+++ b/library/power.cpp
@@ -41,128 +41,130 @@ static bool haveProcApm = false;
 
 PowerStatusManager::PowerStatusManager()
 {
     powerManager = this;
     ps = new PowerStatus;
     FILE *f = fopen("/proc/apm", "r");
     if ( f ) {
         fclose(f);
         haveProcApm = TRUE;
     }
 }
 
 const PowerStatus &PowerStatusManager::readStatus()
 {
     if ( !powerManager )
         (void)new PowerStatusManager;
 
     powerManager->getStatus();
 
     return *ps;
 }
 
 // Standard /proc/apm reader
 bool PowerStatusManager::getProcApmStatus( int &ac, int &bs, int &bf, int &pc, int &sec )
 {
     bool ok = false;
 
     ac = 0xff;
     bs = 0xff;
     bf = 0xff;
     pc = -1;
     sec = -1;
 
     FILE *f = fopen("/proc/apm", "r");
     if ( f ) {
         //I 1.13 1.2 0x02 0x00 0xff 0xff 49% 147 sec
         char u;
         fscanf(f, "%*[^ ] %*d.%*d 0x%*x 0x%x 0x%x 0x%x %d%% %i %c",
                 &ac, &bs, &bf, &pc, &sec, &u);
         fclose(f);
         switch ( u ) {
             case 'm': sec *= 60;
             case 's': break; // ok
             default: sec = -1; // unknown
         }
 
         // extract data
         switch ( bs ) {
             case 0x00:
                 ps->bs = PowerStatus::High;
                 break;
             case 0x01:
                 ps->bs = PowerStatus::Low;
                 break;
             case 0x7f:
                 ps->bs = PowerStatus::VeryLow;
                 break;
             case 0x02:
                 ps->bs = PowerStatus::Critical;
                 break;
             case 0x03:
                 ps->bs = PowerStatus::Charging;
                 break;
             case 0x04:
+            case 0xff: // 0xff is Unknown but we map to NotPresent
+            default:
                 ps->bs = PowerStatus::NotPresent;
                 break;
         }
 
         switch ( ac ) {
             case 0x00:
                 ps->ac = PowerStatus::Offline;
                 break;
             case 0x01:
                 ps->ac = PowerStatus::Online;
                 break;
             case 0x02:
                 ps->ac = PowerStatus::Backup;
                 break;
         }
 
         if ( pc > 100 )
             pc = -1;
 
         ps->percentRemain = pc;
         ps->secsRemain = sec;
 
         ok = true;
     }
 
     return ok;
 }
 
 #ifdef QT_QWS_CUSTOM
 
 void PowerStatusManager::getStatus()
 {
     int ac, bs, bf, pc, sec;
     ps->percentAccurate = TRUE; // not for long...
 
     if ( haveProcApm && getProcApmStatus( ac, bs, bf, pc, sec ) ) {
         // special case
         if ( bs == 0x7f )
             ps->bs = PowerStatus::VeryLow;
         pc = -1; // fake percentage
         if ( pc < 0 ) {
             switch ( bs ) {
                 case 0x00: ps->percentRemain = 100; break; // High
                 case 0x01: ps->percentRemain = 30; break; // Low
                 case 0x7f: ps->percentRemain = 10; break; // Very Low
                 case 0x02: ps->percentRemain = 5; break; // Critical
                 case 0x03: ps->percentRemain = -1; break; // Charging
             }
             ps->percentAccurate = FALSE;
         }
     }
 
     char *device = "/dev/apm_bios";
     int fd = ::open (device, O_WRONLY);
     if ( fd >= 0 ) {
         int bbat_status = ioctl( fd, APM_IOC_BATTERY_BACK_CHK, 0 );
         switch ( bbat_status ) {
             case 0x00:
                 ps->bbs = PowerStatus::High;
                 break;
             case 0x01:
                 ps->bbs = PowerStatus::Low;
                 break;
             case 0x7f: