72 /* clock unit control structure */
74     short	unit;		/* NTP refclock unit number	*/  member
94     int		unit,  in psc_start()  argument
102     if (unit < 0 || unit > 1) {		/* support units 0 and 1	*/  in psc_start()
103 	msyslog(LOG_ERR, "psc_start: bad unit: %d", unit);  in psc_start()
109     snprintf(buf, sizeof(buf), DEVICE, unit);	/* dev file name	*/  in psc_start()
110     fd[unit] = open(buf, O_RDONLY);	/* open device file	*/  in psc_start()
111     if (fd[unit] < 0) {  in psc_start()
112 	msyslog(LOG_ERR, "psc_start: unit: %d, open failed.  %m", unit);  in psc_start()
117     if (ioctl(fd[unit], PSC_REGS, &regp[unit]) < 0) {  in psc_start()
118 	msyslog(LOG_ERR, "psc_start: unit: %d, ioctl failed.  %m", unit);  in psc_start()
133     up->unit = unit;  in psc_start()
144     int		unit,  in psc_shutdown()  argument
150     if (fd[unit] > 0)  in psc_shutdown()
151 	close(fd[unit]);  in psc_shutdown()
157     int		unit,  in psc_poll()  argument
167     tlo = regp[unit]->low_time;		/* latch and read first 4 bytes	*/  in psc_poll()
168     thi = regp[unit]->high_time;	/* read 4 higher order bytes	*/  in psc_poll()
169     status = regp[unit]->device_status;	/* read device status byte	*/  in psc_poll()
173 	if (!up->msg_flag[unit]) {	/* write once to system log	*/  in psc_poll()
175 		"SYNCHRONIZATION LOST on unit %1d, status %02x\n",  in psc_poll()
176 		unit, status);  in psc_poll()
177 	    up->msg_flag[unit] = 1;  in psc_poll()
216 	check_leap_sec(pp, unit);  in psc_poll()
230 check_leap_sec(struct refclockproc *pp, int unit)  in check_leap_sec()  argument
235     regp[unit]->dp_ram_addr = DP_LEAPSEC_DAY10DAY1;  in check_leap_sec()
237     dlo = regp[unit]->dp_ram_data;  in check_leap_sec()
238     regp[unit]->dp_ram_addr = DP_LEAPSEC_DAY1000DAY100;  in check_leap_sec()
240     dhi = regp[unit]->dp_ram_data;  in check_leap_sec()