pps.c (399144d94309ba43c0fc7e2d9d42aec895c4726e) pps.c (f1d19042b082d95f07a0027e596ba2405aa8a9a5)
1/*
2 * ----------------------------------------------------------------------------
3 * "THE BEER-WARE LICENSE" (Revision 42):
4 * <phk@FreeBSD.org> wrote this file. As long as you retain this notice you
5 * can do whatever you want with this stuff. If we meet some day, and you think
6 * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
7 * ----------------------------------------------------------------------------
8 *
1/*
2 * ----------------------------------------------------------------------------
3 * "THE BEER-WARE LICENSE" (Revision 42):
4 * <phk@FreeBSD.org> wrote this file. As long as you retain this notice you
5 * can do whatever you want with this stuff. If we meet some day, and you think
6 * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
7 * ----------------------------------------------------------------------------
8 *
9 * $Id: pps.c,v 1.10 1998/08/03 19:14:31 msmith Exp $
9 * $Id: pps.c,v 1.11 1998/08/24 16:31:27 phk Exp $
10 *
11 * This driver implements a draft-mogul-pps-api-02.txt PPS source.
12 *
13 * The input pin is pin#10
14 * The echo output pin is pin#14
15 *
16 */
17

--- 130 unchanged lines hidden (view full) ---

148 return(0);
149}
150
151static void
152ppsintr(int unit)
153{
154 struct pps_data *sc = softc[unit];
155 struct timespec tc;
10 *
11 * This driver implements a draft-mogul-pps-api-02.txt PPS source.
12 *
13 * The input pin is pin#10
14 * The echo output pin is pin#14
15 *
16 */
17

--- 130 unchanged lines hidden (view full) ---

148 return(0);
149}
150
151static void
152ppsintr(int unit)
153{
154 struct pps_data *sc = softc[unit];
155 struct timespec tc;
156 struct timeval tv;
157
158 nanotime(&tc);
159 if (!(ppb_rstr(&sc->pps_dev) & nACK))
160 return;
161 if (sc->ppsparam.mode & PPS_ECHOASSERT)
162 ppb_wctr(&sc->pps_dev, IRQENABLE | AUTOFEED);
163 if (sc->ppsparam.mode & PPS_OFFSETASSERT) {
164 timespecadd(&tc, &sc->ppsparam.assert_offset);
165 if (tc.tv_nsec < 0) {
166 tc.tv_sec--;
167 tc.tv_nsec += 1000000000;
168 }
169 }
170 sc->ppsinfo.assert_timestamp = tc;
171 sc->ppsinfo.assert_sequence++;
172#ifdef PPS_SYNC
173 if (sc->ppsparam.mode & PPS_HARDPPSONASSERT) {
156
157 nanotime(&tc);
158 if (!(ppb_rstr(&sc->pps_dev) & nACK))
159 return;
160 if (sc->ppsparam.mode & PPS_ECHOASSERT)
161 ppb_wctr(&sc->pps_dev, IRQENABLE | AUTOFEED);
162 if (sc->ppsparam.mode & PPS_OFFSETASSERT) {
163 timespecadd(&tc, &sc->ppsparam.assert_offset);
164 if (tc.tv_nsec < 0) {
165 tc.tv_sec--;
166 tc.tv_nsec += 1000000000;
167 }
168 }
169 sc->ppsinfo.assert_timestamp = tc;
170 sc->ppsinfo.assert_sequence++;
171#ifdef PPS_SYNC
172 if (sc->ppsparam.mode & PPS_HARDPPSONASSERT) {
173 struct timeval tv;
174
174 tv.tv_sec = tc.tv_sec;
175 tv.tv_usec = tc.tv_nsec / 1000;
176 hardpps(&tv, tv.tv_usec);
177 }
178#endif /* PPS_SYNC */
179 if (sc->ppsparam.mode & PPS_ECHOASSERT)
180 ppb_wctr(&sc->pps_dev, IRQENABLE);
181}

--- 24 unchanged lines hidden --- 		175 tv.tv_sec = tc.tv_sec;
176 tv.tv_usec = tc.tv_nsec / 1000;
177 hardpps(&tv, tv.tv_usec);
178 }
179#endif /* PPS_SYNC */
180 if (sc->ppsparam.mode & PPS_ECHOASSERT)
181 ppb_wctr(&sc->pps_dev, IRQENABLE);
182}

--- 24 unchanged lines hidden ---