From 40d0d752aa94e162b28a89f1730d989bd9e45aee Mon Sep 17 00:00:00 2001 From: Brandon Low Date: Mon, 6 Mar 2006 22:53:59 +0000 Subject: Make seconds flow evenly and further throttle RTC reads solution partially thanks to amiconn git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8938 a1c6a512-1295-4272-9138-f99709370657 --- firmware/common/timefuncs.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) (limited to 'firmware') diff --git a/firmware/common/timefuncs.c b/firmware/common/timefuncs.c index 28fe8deb97..a924ed496a 100644 --- a/firmware/common/timefuncs.c +++ b/firmware/common/timefuncs.c @@ -46,13 +46,13 @@ bool valid_time(const struct tm *tm) struct tm *get_time(void) { #ifndef SIMULATOR -#ifdef CONFIG_RTC static long last_tick = 0; /* Don't read the RTC more than 4 times per second */ - if (last_tick + HZ/4 < current_tick) { + if (last_tick + HZ < current_tick) { +#ifdef CONFIG_RTC char rtcbuf[7]; - last_tick = current_tick; + last_tick = HZ * (current_tick / HZ); rtc_read_datetime(rtcbuf); tm.tm_sec = ((rtcbuf[0] & 0x70) >> 4) * 10 + (rtcbuf[0] & 0x0f); @@ -65,18 +65,18 @@ struct tm *get_time(void) tm.tm_yday = 0; /* Not implemented for now */ tm.tm_isdst = -1; /* Not implemented for now */ - } #else - tm.tm_sec = 0; - tm.tm_min = 0; - tm.tm_hour = 0; - tm.tm_mday = 1; - tm.tm_mon = 0; - tm.tm_year = 70; - tm.tm_wday = 1; - tm.tm_yday = 0; /* Not implemented for now */ - tm.tm_isdst = -1; /* Not implemented for now */ + tm.tm_sec = 0; + tm.tm_min = 0; + tm.tm_hour = 0; + tm.tm_mday = 1; + tm.tm_mon = 0; + tm.tm_year = 70; + tm.tm_wday = 1; + tm.tm_yday = 0; /* Not implemented for now */ + tm.tm_isdst = -1; /* Not implemented for now */ #endif + } return &tm; #else time_t now = time(NULL); -- cgit v1.2.3