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Software for White Rabbit PTP Core
Commit 7b9de0a7 authored by Tomasz Wlostowski's avatar Tomasz Wlostowski
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pps_gen: added pps_gen_set_time() function

parent b0bbfd63
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Showing with 17 additions and 14 deletions
dev/pps_gen.c
View file @ 7b9de0a7
......@@ -10,19 +10,7 @@ static volatile struct PPSG_WB *PPSG = (volatile struct PPS_GEN_WB *) BASE_PPS_G
void pps_gen_init()
{
uint32_t cr;
cr = PPSG_CR_CNT_EN | PPSG_CR_PWIDTH_W(PPS_PULSE_WIDTH);
PPSG->CR = cr;
PPSG->ESCR = 0;
PPSG->ADJ_UTCLO = 100;
PPSG->ADJ_UTCHI = 0;
PPSG->ADJ_NSEC = 0;
PPSG->CR = cr | PPSG_CR_CNT_SET;
PPSG->CR = cr;
pps_gen_set_time(0, 0);
}
void pps_gen_adjust_nsec(int32_t how_much)
......@@ -48,6 +36,21 @@ int pps_gen_busy()
return PPSG->CR & PPSG_CR_CNT_ADJ ? 0 : 1;
}
void pps_gen_set_time(uint32_t utc, uint32_t nsec)
{
uint32_t cr = PPSG_CR_CNT_EN | PPSG_CR_PWIDTH_W(PPS_PULSE_WIDTH);
PPSG->CR = cr;
PPSG->ESCR = 0;
PPSG->ADJ_UTCLO = utc;
PPSG->ADJ_UTCHI = 0;
PPSG->ADJ_NSEC = nsec;
PPSG->CR = cr | PPSG_CR_CNT_SET;
PPSG->CR = cr;
}
void pps_gen_get_time(uint32_t *utc, uint32_t *cntr_nsec)
{
uint32_t cyc_before, cyc_after;
......@@ -65,7 +68,6 @@ void pps_gen_get_time(uint32_t *utc, uint32_t *cntr_nsec)
if(cntr_nsec) *cntr_nsec = cyc_after;
}
void pps_gen_enable_output(int enable)
{
if(enable)
......
include/pps_gen.h
View file @ 7b9de0a7
......@@ -8,5 +8,6 @@ void pps_gen_adjust_nsec(int32_t how_much);
void shw_pps_gen_adjust_utc(int32_t how_much);
int pps_gen_busy();
void pps_gen_get_time(uint32_t *utc, uint32_t *cntr_nsec);
void pps_gen_set_time(uint32_t utc, uint32_t nsec);
#endif
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