1/*-
2 * cyclades cyclom-y serial driver
3 * Andrew Herbert <andrew@werple.apana.org.au>, 17 August 1993
4 *
5 * Copyright (c) 1993 Andrew Herbert.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without

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22 * NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
25 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
26 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
27 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 *
30 * $Id: cy.c,v 1.9 1995/07/21 22:51:31 bde Exp $
31 */
32
33#include "cy.h"
34#if NCY > 0
35/*
36 * TODO:
37 * Check that cy16's work.
38 * Implement BREAK.

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150/* We encode the cyclom unit number (cyu) in spare bits in the IVR's. */
151#define CD1400_xIVR_CHAN_SHIFT 3
152#define CD1400_xIVR_CHAN 0x0F /* XXX reduce to pack Cyclom-8Ys */
153
154/*
155 * XXX temporary kludges for 2.0 (XXX TK2.0).
156 */
157#define TSA_CARR_ON(tp) ((void *)&(tp)->t_rawq)
158
159#define LOTS_OF_EVENTS 64 /* helps separate urgent events from input */
160#define RB_I_HIGH_WATER (TTYHOG - 2 * RS_IBUFSIZE)
161#define RS_IBUFSIZE 256
162
163#define CALLOUT_MASK 0x80
164#define CONTROL_MASK 0x60
165#define CONTROL_INIT_STATE 0x20

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2130 ++com->start_real;
2131#endif
2132#if 0
2133 disable_intr();
2134 if (com->state >= (CS_BUSY | CS_TTGO)) {
2135 siointr1(com); /* fake interrupt to start output */
2136 enable_intr();
2137#endif
2138 ttwwakeup(tp);
2139 splx(s);
2140}
2141
2142void
2143siostop(tp, rw)
2144 struct tty *tp;
2145 int rw;
2146{

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