2006-02-20 Thomas Schwinge <tschwinge@gnu.org>

Remove unused and unsupported code.  Consult the file
	`DEVELOPMENT' for details.  Partly based on suggestions by
	Gianluca Guida <glguida@gmail.com>.

	* chips/atm.c: Remove file.
	* chips/atmreg.h: Likewise.
	* chips/audio.c: Likewise.
	* chips/audio_config.h: Likewise.
	* chips/audio_defs.h: Likewise.
	* chips/bt431.c: Likewise.
	* chips/bt431.h: Likewise.
	* chips/bt455.c: Likewise.
	* chips/bt455.h: Likewise.
	* chips/bt459.c: Likewise.
	* chips/bt459.h: Likewise.
	* chips/bt478.c: Likewise.
	* chips/bt478.h: Likewise.
	* chips/build_font.c: Likewise.
	* chips/cfb_hdw.c: Likewise.
	* chips/cfb_misc.c: Likewise.
	* chips/dc503.c: Likewise.
	* chips/dc503.h: Likewise.
	* chips/dtop.h: Likewise.
	* chips/dtop_handlers.c: Likewise.
	* chips/dtop_hdw.c: Likewise.
	* chips/dz_7085.h: Likewise.
	* chips/dz_defs.h: Likewise.
	* chips/dz_hdw.c: Likewise.
	* chips/eccreg.h: Likewise.
	* chips/fb_hdw.c: Likewise.
	* chips/fb_misc.c: Likewise.
	* chips/fdc_82077.h: Likewise.
	* chips/fdc_82077_hdw.c: Likewise.
	* chips/frc.c: Likewise.
	* chips/ims332.c: Likewise.
	* chips/ims332.h: Likewise.
	* chips/isdn_79c30.h: Likewise.
	* chips/isdn_79c30_hdw.c: Likewise.
	* chips/kernel_font.c: Likewise.
	* chips/kernel_font.data: Likewise.
	* chips/lance.c: Likewise.
	* chips/lance.h: Likewise.
	* chips/lance_mapped.c: Likewise.
	* chips/lk201.c: Likewise.
	* chips/lk201.h: Likewise.
	* chips/mc_clock.c: Likewise.
	* chips/mc_clock.h: Likewise.
	* chips/mouse.c: Likewise.
	* chips/nc.c: Likewise.
	* chips/nc.h: Likewise.
	* chips/nw.h: Likewise.
	* chips/nw_mk.c: Likewise.
	* chips/nw_mk.h: Likewise.
	* chips/pm_defs.h: Likewise.
	* chips/pm_hdw.c: Likewise.
	* chips/pm_misc.c: Likewise.
	* chips/scc_8530.h: Likewise.
	* chips/scc_8530_hdw.c: Likewise.
	* chips/screen.c: Likewise.
	* chips/screen.h: Likewise.
	* chips/screen_defs.h: Likewise.
	* chips/screen_switch.c: Likewise.
	* chips/screen_switch.h: Likewise.
	* chips/serial_console.c: Likewise.
	* chips/serial_defs.h: Likewise.
	* chips/sfb_hdw.c: Likewise.
	* chips/sfb_misc.c: Likewise.
	* chips/spans.c: Likewise.
	* chips/spans.h: Likewise.
	* chips/tca100.c: Likewise.
	* chips/tca100.h: Likewise.
	* chips/tca100_if.c: Likewise.
	* chips/tca100_if.h: Likewise.
	* chips/vs42x_rb.h: Likewise.
	* chips/xcfb_hdw.c: Likewise.
	* chips/xcfb_misc.c: Likewise.
	* chips/xcfb_monitor.h: Likewise.
	* Makefile.in (chips-files): Only contain `busses.c' and `busses.h'.
	* kern/syscall_sw.c: Don't include <chips/nw_mk.h> anymore.

1 files changed, 0 insertions, 649 deletions

diff --git a/chips/dz_hdw.c b/chips/dz_hdw.c
deleted file mode 100644
index fa47282..0000000
--- a/chips/dz_hdw.c
+++ /dev/null
@@ -1,649 +0,0 @@
-/* 
- * Mach Operating System
- * Copyright (c) 1991,1990,1989 Carnegie Mellon University
- * All Rights Reserved.
- * 
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- * 
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
- * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
- * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- * 
- * Carnegie Mellon requests users of this software to return to
- * 
- *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
- *  School of Computer Science
- *  Carnegie Mellon University
- *  Pittsburgh PA 15213-3890
- * 
- * any improvements or extensions that they make and grant Carnegie Mellon
- * the rights to redistribute these changes.
- */
-/*
- *	File: dz_hdw.c
- * 	Author: Alessandro Forin, Carnegie Mellon University
- *	Date:	9/90
- *
- *	Hardware-level operations for the DZ Serial Line Driver
- */
-
-#include <dz_.h>
-#if	NDZ_ > 0
-#include <bm.h>
-#include <platforms.h>
-
-#include <mach_kdb.h>
-
-#include <machine/machspl.h>		/* spl definitions */
-#include <device/io_req.h>
-#include <device/tty.h>
-
-#include <chips/busses.h>
-#include <chips/screen_defs.h>
-#include <chips/serial_defs.h>
-
-#include <chips/dz_7085.h>
-
-
-#ifdef	DECSTATION
-#include <mips/mips_cpu.h>
-#include <mips/PMAX/kn01.h>
-#define	DZ_REGS_DEFAULT		(vm_offset_t)PHYS_TO_K1SEG(KN01_SYS_DZ)
-#define	PAD(n)			char n[6];
-#endif	/*DECSTATION*/
-
-#ifdef	VAXSTATION
-#define	DZ_REGS_DEFAULT		0
-#define wbflush()
-#define check_memory(addr,dow)  ((dow) ? wbadaddr(addr,4) : badaddr(addr,4))
-#define	PAD(n)			char n[2];
-#endif	/*VAXSTATION*/
-
-#ifndef	PAD
-#define	PAD(n)
-#endif
-
-typedef struct {
-	volatile unsigned short	dz_csr;		/* Control and Status */
-								PAD(pad0)
-	volatile unsigned short	dz_rbuf;	/* Rcv buffer (RONLY) */
-								PAD(pad1)
-	volatile unsigned short	dz_tcr;		/* Xmt control (R/W)*/
-	 							PAD(pad2)
-	volatile unsigned short	dz_tbuf;	/* Xmt buffer (WONLY)*/
-#	define 			dz_lpr dz_rbuf	/* Line parameters (WONLY)*/
-#	define 			dz_msr dz_tbuf	/* Modem status (RONLY)*/
-								PAD(pad3)
-} dz_padded_regmap_t;
-
-
-/* this is ok both for rcv (char) and xmt (csr) */
-#define	LINEOF(x)	(((x) >> 8) & 0x3)
-
-/*
- * Driver status
- */
-struct dz7085_softc {
-	dz_padded_regmap_t	*regs;
-	unsigned short	breaks;
-	unsigned short	fake;	/* missing rs232 bits */
-	int		polling_mode;
-	unsigned short	prev_msr;
-	char		softCAR;
-} dz7085_softc_data[NDZ_];
-
-typedef struct dz7085_softc *dz7085_softc_t;
-
-dz7085_softc_t	dz7085_softc[NDZ_];
-
-static void		check_car();
-static void		check_ring();
-
-dz7085_softCAR(unit, line, on)
-{
-	if (on)
-		dz7085_softc[unit]->softCAR |= 1<<line;
-	else
-		dz7085_softc[unit]->softCAR &= ~(1 << line);
-}
-
-static
-short	dz7085_speeds[] =
-	{ 0, DZ_LPAR_50, DZ_LPAR_75, DZ_LPAR_110, DZ_LPAR_134_5, DZ_LPAR_150,
-	  0, DZ_LPAR_300, DZ_LPAR_600, DZ_LPAR_1200, DZ_LPAR_1800, DZ_LPAR_2400,
-	  DZ_LPAR_4800, DZ_LPAR_9600, DZ_LPAR_MAX_SPEED, 0 };
-
-
-/*
- * Definition of the driver for the auto-configuration program.
- */
-
-int	dz7085_probe(), dz7085_intr();
-static void	dz7085_attach();
-
-vm_offset_t	dz7085_std[NDZ_] = { DZ_REGS_DEFAULT, };
-struct	bus_device *dz7085_info[NDZ_];
-struct	bus_driver dz_driver = 
-        { dz7085_probe, 0, dz7085_attach, 0, dz7085_std, "dz", dz7085_info,};
-
-/*
- * Adapt/Probe/Attach functions
- */
-
-static boolean_t 	dz7085_full_modem = FALSE;
-boolean_t		dz7085_uses_modem_control = FALSE;/* patch this with adb */
-
-set_dz_address( unit, regs, has_modem)
-	vm_offset_t		regs;
-	boolean_t	has_modem;
-{
-	extern int	dz7085_probe(), dz7085_param(), dz7085_start(),
-			dz7085_putc(), dz7085_getc(),
-			dz7085_pollc(), dz7085_mctl(), dz7085_softCAR();
-
-	dz7085_std[unit] = regs;
-	dz7085_full_modem = has_modem & dz7085_uses_modem_control;
-
-	/* Do this here */
-	console_probe		= dz7085_probe;
-	console_param		= dz7085_param;
-	console_start		= dz7085_start;
-	console_putc		= dz7085_putc;
-	console_getc		= dz7085_getc;
-	console_pollc		= dz7085_pollc;
-	console_mctl		= dz7085_mctl;
-	console_softCAR		= dz7085_softCAR;
-
-}
-
-dz7085_probe( xxx, ui)
-	struct bus_device *ui;
-{
-	int             unit = ui->unit;
-	dz7085_softc_t      sc;
-	register int	cntr;
-	register dz_padded_regmap_t	*regs;
-
-	static int probed_once = 0;
-
-	regs = (dz_padded_regmap_t *)dz7085_std[unit];	/* like the old days! */
-	if (regs == 0)
-		return 0;
-	/*
-	 * If this is not there we are toast 
-	 */
-	if (check_memory(regs, 0))
-		return 0;
-
-	if (probed_once++)
-		return 1;
-
-	sc = &dz7085_softc_data[unit];
-	dz7085_softc[unit] = sc;
-	sc->regs = regs;
-
-	for (cntr = unit*NDZ_LINE; cntr < NDZ_LINE*(unit+1); cntr++) {
-		console_tty[cntr]->t_addr = (char*)regs;
-		console_tty[cntr]->t_state |= TS_MIN;
-	}
-
-	/* pmaxen et al. lack many modem bits */
-	dz7085_set_modem_control(sc, dz7085_full_modem);
-
-	regs->dz_tcr = 0;/* disable all lines, drop RTS,DTR */
-	return 1;
-}
-
-boolean_t dz7085_timer_started = FALSE;
-
-static void
-dz7085_attach(ui)
-	register struct bus_device *ui;
-{
-	int unit = ui->unit;
-	extern dz7085_scan();
-	extern int tty_inq_size;
-	int i;
-
-	/* We only have 4 ttys, but always at 9600
-	 * Give em a lot of room
-	 */
-	tty_inq_size = 2048;
-	for (i = 0; i < (NDZ_*NDZ_LINE); i++)
-		ttychars(console_tty[i]);
-
-	if (!dz7085_timer_started) {
-		dz7085_timer_started = TRUE;
-		dz7085_scan();
-	}
-
-#if	NBM > 0
-	if (SCREEN_ISA_CONSOLE()) {
-		printf("\n sl0: "); lk201_attach(0, unit);
-		printf("\n sl1: "); mouse_attach(0, unit);
-		printf("\n sl2: \n sl3: ");
-		if (rcline == 3) printf("( rconsole )");
-	} else {
-#endif	/*NBM > 0*/
-		printf("\n sl0:\n sl1:\n sl2:\n sl3: ( alternate console )");
-#if	NBM > 0
-	}
-#endif
-}
-
-/*
- * Would you like to make a phone call ?
- */
-dz7085_set_modem_control(sc, on)
-	dz7085_softc_t      sc;
-	boolean_t	on;
-{
-	if (on)
-		/* your problem if the hardware then is broke */
-		sc->fake = 0;
-	else
-		sc->fake = DZ_MSR_CTS3|DZ_MSR_DSR3|DZ_MSR_CD3|
-			   DZ_MSR_CTS2|DZ_MSR_CD2;
-}
-
-/*
- * Polled I/O (debugger)
- */
-dz7085_pollc(unit, on)
-	boolean_t		on;
-{
-	dz7085_softc_t		sc = dz7085_softc[unit];
-
-	if (on) {
-		sc->polling_mode++;
-#if	NBM > 0
-		screen_on_off(unit, TRUE);
-#endif	NBM > 0
-	} else
-		sc->polling_mode--;
-}
-
-/*
- * Interrupt routine
- */
-dz_intr(unit,spllevel)
-	spl_t	spllevel;
-{
-	dz7085_softc_t		sc = dz7085_softc[unit];
-	register dz_padded_regmap_t	*regs = sc->regs;
-	register short		csr;
-
-	csr = regs->dz_csr;
-
-	if (csr & DZ_CSR_TRDY) {
-		register int             c;
-
-		c = cons_simple_tint(unit*NDZ_LINE + LINEOF(csr), FALSE);
-		if (c == -1) {
-			/* no more data for this line */
-			regs->dz_tcr &= ~(1 << LINEOF(csr));
-			c = cons_simple_tint(unit*NDZ_LINE + LINEOF(csr), TRUE);
-			/* because funny race possible ifnot */
-		}
-		if (c != -1) {
-			regs->dz_tbuf = (c & 0xff) | sc->breaks;
-			/* and leave it enabled */
-		}
-	}
-	if (sc->polling_mode)
-		return;
-
-	while (regs->dz_csr & DZ_CSR_RDONE) {
-		short           c = regs->dz_rbuf;
-		spl_t		oldspl;
-
-#ifdef	DECSTATION
-		oldspl = splhigh();
-		splx(spllevel);
-#endif	/*DECSTATION*/
-		cons_simple_rint(unit*NDZ_LINE+LINEOF(c), LINEOF(c),
-				c&0xff, c&0xff00);
-#ifdef	DECSTATION
-		splx(oldspl);
-#endif	/*DECSTATION*/
-	}
-}
-
-/*
- * Start transmission on a line
- */
-dz7085_start(tp)
-	struct tty *tp;
-{
-	register dz_padded_regmap_t	*regs;
-	register int		line;
-
-	line = tp->t_dev;
-
-	regs = (dz_padded_regmap_t*)tp->t_addr;
-	regs->dz_tcr |= (1<<(line&3));
-
-	/* no, we do not need a char out to interrupt */
-}
-
-/*
- * Get a char from a specific DZ line
- */
-dz7085_getc( unit, line, wait, raw )
-	boolean_t	wait;
-	boolean_t	raw;
-{
-	dz7085_softc_t      sc = dz7085_softc[unit];
-	spl_t               s = spltty();
-	register dz_padded_regmap_t *regs = sc->regs;
-	unsigned short  c;
-	int             rl;
-
-again:
-	/*
-	 * wait till something in silo 
-	 */
-	while ((regs->dz_csr & DZ_CSR_RDONE) == 0 && wait)
-		delay(10);
-	c = regs->dz_rbuf;
-
-	/*
-	 * check if right line. For keyboard, rconsole is ok too 
-	 */
-	rl = LINEOF(c);
-	if (wait && (line != rl) &&
-	    !((line == DZ_LINE_KEYBOARD) && rcline == rl))
-		goto again;
-	/*
-	 * bad chars not ok 
-	 */
-	if ((c & (DZ_RBUF_PERR | DZ_RBUF_OERR | DZ_RBUF_FERR)) && wait)
-		goto again;
-
-	splx(s);
-
-	/*
-	 * if nothing found return -1 
-	 */
-	if ( ! (c & DZ_RBUF_VALID))
-		return -1;
-
-#if	NBM > 0
-	if ((rl == DZ_LINE_KEYBOARD) && !raw && SCREEN_ISA_CONSOLE())
-		return lk201_rint(SCREEN_CONS_UNIT(), c, wait, sc->polling_mode);
-	else
-#endif	NBM > 0
-		return c & DZ_RBUF_CHAR;
-}
-
-/*
- * Put a char on a specific DZ line
- */
-dz7085_putc( unit, line, c )
-{
-	dz7085_softc_t      sc = dz7085_softc[unit];
-	register dz_padded_regmap_t *regs = sc->regs;
-	spl_t               s = spltty();
-
-	/*
-	 * do not change the break status of other lines 
-	 */
-	c = (c & 0xff) | sc->breaks;
-
-	/*
-	 * Xmit line info only valid if TRDY,
-	 * but never TRDY if no xmit enabled
-	 */
-	if ((regs->dz_tcr & DZ_TCR_LNENB) == 0)
-		goto select_it;
-
-	while ((regs->dz_csr & DZ_CSR_TRDY) == 0)
-		delay(100);
-
-	/*
-	 * see if by any chance we are already on the right line 
-	 */
-	if (LINEOF(regs->dz_csr) == line)
-		regs->dz_tbuf = c;
-	else {
-		unsigned short tcr;
-select_it:
-		tcr = regs->dz_tcr;
-		regs->dz_tcr = (1 << line) | (tcr & 0xff00);
-		wbflush();
-
-		do
-			delay(2);
-		while ((regs->dz_csr & DZ_CSR_TRDY) == 0 ||
-		       (LINEOF(regs->dz_csr) != line));
-
-		regs->dz_tbuf = c;
-		wbflush();
-
-		/* restore previous settings */
-		regs->dz_tcr = tcr;
-	}
-
-	splx(s);
-}
-
-
-dz7085_param(tp, line)
-	register struct tty	*tp;
-	register int		line;
-{
-	register dz_padded_regmap_t *regs;
-	register int lpr;
- 
-	line = tp->t_dev;
-	regs = dz7085_softc[line/NDZ_LINE]->regs;
-
-	/*
-	 * Do not let user fool around with kbd&mouse
-	 */
-#if	NBM > 0
-	if (screen_captures(line)) {
-		tp->t_ispeed = tp->t_ospeed = B4800;
-		tp->t_flags |= TF_LITOUT;
-	}
-#endif	NBM > 0
-	regs->dz_csr = DZ_CSR_MSE|DZ_CSR_RIE|DZ_CSR_TIE;
-	if (tp->t_ispeed == 0) {
-		(void) (*console_mctl)(tp->t_dev, TM_HUP, DMSET);	/* hang up line */
-		return;
-	}
-/* 19200/38400 here */
-	lpr = dz7085_speeds[tp->t_ispeed] | (line&DZ_LPAR_LINE) | DZ_LPAR_ENABLE;
-	lpr |= DZ_LPAR_8BITS;
-
-	if ((tp->t_flags & (TF_ODDP|TF_EVENP)) == TF_ODDP)
-		lpr |= DZ_LPAR_ODD_PAR;
-
-	if (tp->t_ispeed == B110)
-		lpr |= DZ_LPAR_STOP;
-	regs->dz_lpr = lpr;
-}
- 
-/*
- * This is a total mess: not only are bits spread out in
- * various registers, but we have to fake some for pmaxen.
- */
-dz7085_mctl(dev, bits, how)
-	int dev;
-	int bits, how;
-{
-	register dz_padded_regmap_t *regs;
-	register int unit;
-	register int tcr, msr, brk, n_tcr, n_brk;
-	int b;
-	spl_t s;
-	dz7085_softc_t      sc;
-
-	unit = dev;
-
-	/* no modem support on lines 0 & 1 */
-/* XXX break on 0&1 */
-	if ((unit & 2) == 0)
-		return TM_LE|TM_DTR|TM_CTS|TM_CAR|TM_DSR;
-
-	b = 1 ^ (unit & 1);	/* line 2 ? */
-	
-	sc = dz7085_softc[unit>>2];
-	regs = sc->regs;
-	s = spltty();
-
-	tcr = ((regs->dz_tcr | (sc->fake>>4)) & 0xf00) >> (8 + b*2);
-	brk = (sc->breaks >> (8 + (unit&3))) & 1;	/* THE break bit */
-
-	n_tcr = (bits & (TM_RTS|TM_DTR)) >> 1;
-	n_brk = (bits & TM_BRK) >> 9;
-
-	/* break transitions, must 'send' a char out */
-	bits = (brk ^ n_brk) & 1;
-
-	switch (how) {
-	case DMSET:
-		tcr = n_tcr;
-		brk = n_brk;
-		break;
-
-	case DMBIS:
-		tcr |= n_tcr;
-		brk |= n_brk;
-		break;
-
-	case DMBIC:
-		tcr &= ~n_tcr;
-		brk = 0;
-		break;
-
-	case DMGET:
-		msr = ((regs->dz_msr|sc->fake) & 0xf0f) >> (b*8);
-		(void) splx(s);
-		return  (tcr<<1)|/* DTR, RTS */
-			((msr&1)<<5)|/* CTS */
-			((msr&2)<<7)|/* DSR */
-			((msr&0xc)<<4)|/* CD, RNG */
-			(brk << 9)|/* BRK */
-			TM_LE;
-	}
-	n_tcr =	(regs->dz_tcr & ~(3 << (8 + b*2))) |
-		(tcr << (8 + b*2));
-
-	regs->dz_tcr = n_tcr;
-	sc->fake = (sc->fake & 0xf0f) | (n_tcr<<4&0xf000);
-
-	sc->breaks = (sc->breaks & ~(1 << (8 + (unit&3)))) |
-		    (brk << (8 + (unit&3)));
-	if(bits) (*console_putc)( unit>>2, unit&3, 0);/* force break, now */
-	(void) splx(s);
-	return 0;/* useless to compute it */
-}
-
-/*
- * Periodically look at the CD signals:
- * they do not generate interrupts.
- */
-dz7085_scan()
-{
-	register i;
-	register dz_padded_regmap_t *regs;
-	register msr;
-	register struct tty *tp;
- 
-	for (i = 0; i < NDZ_; i++) {
-		dz7085_softc_t      sc = dz7085_softc[i];
-		register int	temp;
-
-		if (sc == 0)
-			continue;
-		regs = sc->regs;
-
-		tp = console_tty[i * NDZ_LINE];
-
-		msr = regs->dz_msr | (sc->fake & 0xf0f);
-		if (temp = sc->softCAR) {
-			if (temp & 0x4)
-				msr |= DZ_MSR_CD2 | DZ_MSR_CTS2;
-			if (temp & 0x8)
-				msr |= DZ_MSR_CD3 | DZ_MSR_CTS3;
-		}
-
-		/* Lines 0 and 1 have carrier on by definition */
-		/* [horrid casts cuz compiler stupid] */
-		check_car((char*)tp + 0*sizeof(struct tty), 1);
-		check_car((char*)tp + 1*sizeof(struct tty), 1);
-		check_car((char*)tp + 2*sizeof(struct tty), msr & DZ_MSR_CD2);
-		check_car((char*)tp + 3*sizeof(struct tty), msr & DZ_MSR_CD3);
-
-		/* nothing else to do if no msr transitions */
-		if ((temp = sc->prev_msr) == msr)
-			continue;
-		else
-			sc->prev_msr = msr;
-
-		/* see if we have an incoming call */
-#define	RING	(DZ_MSR_RI2|DZ_MSR_RI3)
-		if ((msr & RING) != (temp & RING)) {
-/*printf("%s %x->%x\n", "ET Phone RI", temp & RING, msr & RING);*/
-			check_ring((char*)tp + 2*sizeof(struct tty),
-				msr & DZ_MSR_RI2, temp & DZ_MSR_RI2);
-			check_ring((char*)tp + 3*sizeof(struct tty),
-				msr & DZ_MSR_RI3, temp & DZ_MSR_RI3);
-		}
-#undef RING
-		/* see if we must do flow-control */
-		if ((msr ^ temp) & DZ_MSR_CTS2) {
-			tty_cts((char*)tp + 2*sizeof(struct tty),
-				msr & DZ_MSR_CTS2);
-		}
-		if ((msr ^ temp) & DZ_MSR_CTS3) {
-			tty_cts((char*)tp + 3*sizeof(struct tty),
-				msr & DZ_MSR_CTS3);
-		}
-	}
-	timeout(dz7085_scan, (vm_offset_t)0, 2*hz);
-}
-
-static dz7085_hup(tp)
-	register struct tty *tp;
-{
-	(*console_mctl)(tp->t_dev, TM_DTR, DMBIC);
-}
-
-static void check_car(tp, car)
-	register struct tty *tp;
-{
-	if (car) {
-		/* cancel modem timeout if need to */
-		if (car & (DZ_MSR_CD2|DZ_MSR_CD3))
-			untimeout(dz7085_hup, (vm_offset_t)tp);
-
-		/* I think this belongs in the MI code */
-		if (tp->t_state & TS_WOPEN)
-			tp->t_state |= TS_ISOPEN;
-		/* carrier present */
-		if ((tp->t_state & TS_CARR_ON) == 0)
-			(void)ttymodem(tp, 1);
-	} else if ((tp->t_state&TS_CARR_ON) && ttymodem(tp, 0) == 0)
-		(*console_mctl)( tp->t_dev, TM_DTR, DMBIC);
-}
-
-int	dz7085_ring_timeout	= 60;	/* seconds, patchable */
-
-static void check_ring(tp, ring, oring)
-	register struct tty *tp;
-{
-	if (ring == oring)
-		return;
-	if (ring) {
-		(*console_mctl)( tp->t_dev, TM_DTR, DMBIS);
-		/* give it ample time to find the right carrier */
-		timeout(dz7085_hup, (vm_offset_t)tp, dz7085_ring_timeout*hz);
-	}
-}
-#endif	NDZ_ > 0