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bouwhuim.nikhef.nl dee2668a61 newest version WRPC
2013-09-10 08:08:59 +00:00

34 lines
741 B
C

/*
* Aurelio Colosimo for CERN, 2012 -- public domain
* Based on ptp-noposix project (see AUTHORS for details)
*/
#include <ppsi/ppsi.h>
#include "wr-api.h"
int wr_s_lock(struct pp_instance *ppi, unsigned char *pkt, int plen)
{
int e = 0;
if (ppi->is_new_state) {
WR_DSPOR(ppi)->wrPortState = WRS_S_LOCK;
wr_locking_enable(ppi);
pp_timeout_set(ppi, PP_TO_EXT_0, WR_S_LOCK_TIMEOUT_MS);
}
if (pp_timeout_z(ppi, PP_TO_EXT_0)) {
ppi->next_state = PPS_FAULTY;
WR_DSPOR(ppi)->wrPortState = WRS_IDLE;
WR_DSPOR(ppi)->wrMode = NON_WR;
goto out;
}
if (wr_locking_poll(ppi) == WR_SPLL_READY) {
ppi->next_state = WRS_LOCKED;
wr_locking_disable(ppi);
}
out:
ppi->next_delay = WR_DSPOR(ppi)->wrStateTimeout;
return e;
}