diff options
Diffstat (limited to 'sys/powerpc/booke/clock.c')
-rw-r--r-- | sys/powerpc/booke/clock.c | 29 |
1 files changed, 10 insertions, 19 deletions
diff --git a/sys/powerpc/booke/clock.c b/sys/powerpc/booke/clock.c index 9958160..5827e73 100644 --- a/sys/powerpc/booke/clock.c +++ b/sys/powerpc/booke/clock.c @@ -88,7 +88,7 @@ static u_long *decr_counts[MAXCPU]; #define DIFF19041970 2082844800 static int decr_et_start(struct eventtimer *et, - struct bintime *first, struct bintime *period); + sbintime_t first, sbintime_t period); static int decr_et_stop(struct eventtimer *et); static timecounter_get_t decr_get_timecount; @@ -193,12 +193,8 @@ decr_tc_init(void) ET_FLAGS_PERCPU; decr_et.et_quality = 1000; decr_et.et_frequency = ticks_per_sec; - decr_et.et_min_period.sec = 0; - decr_et.et_min_period.frac = - ((0x00000002LLU << 32) / ticks_per_sec) << 32; - decr_et.et_max_period.sec = 0xfffffffeLLU / ticks_per_sec; - decr_et.et_max_period.frac = - ((0xfffffffeLLU << 32) / ticks_per_sec) << 32; + decr_et.et_min_period = (0x00000002LLU << 32) / ticks_per_sec; + decr_et.et_max_period = (0xfffffffeLLU << 32) / ticks_per_sec; decr_et.et_start = decr_et_start; decr_et.et_stop = decr_et_stop; decr_et.et_priv = NULL; @@ -209,26 +205,21 @@ decr_tc_init(void) * Event timer start method. */ static int -decr_et_start(struct eventtimer *et, - struct bintime *first, struct bintime *period) +decr_et_start(struct eventtimer *et, sbintime_t first, sbintime_t period) { struct decr_state *s = DPCPU_PTR(decr_state); uint32_t fdiv, tcr; - if (period != NULL) { + if (period != 0) { s->mode = 1; - s->div = (decr_et.et_frequency * (period->frac >> 32)) >> 32; - if (period->sec != 0) - s->div += decr_et.et_frequency * period->sec; + s->div = (decr_et.et_frequency * period) >> 32; } else { s->mode = 2; - s->div = 0xffffffff; + s->div = 0; } - if (first != NULL) { - fdiv = (decr_et.et_frequency * (first->frac >> 32)) >> 32; - if (first->sec != 0) - fdiv += decr_et.et_frequency * first->sec; - } else + if (first != 0) + fdiv = (decr_et.et_frequency * first) >> 32; + else fdiv = s->div; tcr = mfspr(SPR_TCR); |