X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/17f0a48b8816b223f684b8deb227ab333e9e8725..e52de875e255153a9d15656d459fc784614fe4a6:/lib/dvb/dvbtime.cpp

diff --git a/lib/dvb/dvbtime.cpp b/lib/dvb/dvbtime.cpp
index 616363f9..42b12e85 100644
--- a/lib/dvb/dvbtime.cpp
+++ b/lib/dvb/dvbtime.cpp
@@ -15,26 +15,49 @@ static time_t prev_time;
 
 void setRTC(time_t time)
 {
-	int fd = open("/dev/dbox/fp0", O_RDWR);
-	if ( fd >= 0 )
+	FILE *f = fopen("/proc/stb/fp/rtc", "w");
+	if (f)
 	{
-		if ( ::ioctl(fd, FP_IOCTL_SET_RTC, (void*)&time ) < 0 )
-			eDebug("FP_IOCTL_SET_RTC failed(%m)");
-		else
+		if (fprintf(f, "%u", time))
 			prev_time = time;
-		close(fd);
+		else
+			eDebug("write /proc/stb/fp/rtc failed (%m)");
+		fclose(f);
+	}
+	else
+	{
+		int fd = open("/dev/dbox/fp0", O_RDWR);
+		if ( fd >= 0 )
+		{
+			if ( ::ioctl(fd, FP_IOCTL_SET_RTC, (void*)&time ) < 0 )
+				eDebug("FP_IOCTL_SET_RTC failed(%m)");
+			else
+				prev_time = time;
+			close(fd);
+		}
 	}
 }
 
 time_t getRTC()
 {
 	time_t rtc_time=0;
-	int fd = open("/dev/dbox/fp0", O_RDWR);
-	if ( fd >= 0 )
+	FILE *f = fopen("/proc/stb/fp/rtc", "r");
+	if (f)
 	{
-		if ( ::ioctl(fd, FP_IOCTL_GET_RTC, (void*)&rtc_time ) < 0 )
-			eDebug("FP_IOCTL_GET_RTC failed(%m)");
-		close(fd);
+		// sanity check to detect corrupt atmel firmware
+		if (fscanf(f, "%u", &rtc_time) != 1)
+			eDebug("read /proc/stb/fp/rtc failed (%m)");
+		fclose(f);
+	}
+	else
+	{
+		int fd = open("/dev/dbox/fp0", O_RDWR);
+		if ( fd >= 0 )
+		{
+			if ( ::ioctl(fd, FP_IOCTL_GET_RTC, (void*)&rtc_time ) < 0 )
+				eDebug("FP_IOCTL_GET_RTC failed(%m)");
+			close(fd);
+		}
 	}
 	return rtc_time != prev_time ? rtc_time : 0;
 }