1/*
2 * Copyright (C) 1995 by Pavel Antonov, Moscow, Russia.
3 * Copyright (C) 1995 by Andrey A. Chernov, Moscow, Russia.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:

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93static d_open_t rcopen;
94static d_close_t rcclose;
95static d_read_t rcread;
96static d_write_t rcwrite;
97static d_ioctl_t rcioctl;
98static d_stop_t rcstop;
99static d_devtotty_t rcdevtotty;
100
101#define CDEV_MAJOR 63
102static struct cdevsw rc_cdevsw = {
103 rcopen, rcclose, rcread, rcwrite,
104 rcioctl, rcstop, noreset, rcdevtotty,
105 ttpoll, nommap, NULL, "rc",
106 NULL, -1, nodump, nopsize,
107 D_TTY,
108};
109
110/* Per-board structure */
111static struct rc_softc {
112 u_int rcb_probed; /* 1 - probed, 2 - attached */
113 u_int rcb_addr; /* Base I/O addr */
114 u_int rcb_unit; /* unit # */
115 u_char rcb_dtr; /* DTR status */
116 struct rc_chans *rcb_baserc; /* base rc ptr */

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775 else
776 tp->t_cflag &= ~CLOCAL;
777
778 error = rc_param(tp, &tp->t_termios);
779 if (error)
780 goto out;
781 (void) rc_modctl(rc, TIOCM_RTS|TIOCM_DTR, DMSET);
782
783 if ((rc->rc_msvr & MSVR_CD) || CALLOUT(dev))
784 (*linesw[tp->t_line].l_modem)(tp, 1);
785 }
786 if (!(tp->t_state & TS_CARR_ON) && !CALLOUT(dev)
787 && !(tp->t_cflag & CLOCAL) && !(flag & O_NONBLOCK)) {
788 rc->rc_dcdwaits++;
789 error = tsleep(TSA_CARR_ON(tp), TTIPRI | PCATCH, "rcdcd", 0);
790 rc->rc_dcdwaits--;

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