amiga/dev/msc.c

1 /*	$NetBSD: msc.c,v 1.43 2011/04/24 16:26:52 rmind Exp $ */
96 __KERNEL_RCSID(0, "$NetBSD: msc.c,v 1.43 2011/04/24 16:26:52 rmind Exp $");
98 #include "msc.h"
129  * of msc devices and the specification of the number of serial
213 #define	SWFLAGS(dev)	(msc->openflags | (MSCDIALIN(dev) ? 0 : TIOCFLAG_SOFTCAR))
216 CFATTACH_DECL_NEW(msc, 0,
249 	struct mscdevice *msc;
263 		printf("msc%d: Board initialize failed, bad download code.\n", unit);
267 	printf("msc%d: Board successfully initialized.\n", unit);
272 		printf("msc%d: Unable to detect crystal frequency.\n", unit);
277 		printf("msc%d: Turbo version detected (%02x%02x:%d)\n", unit,
282 		printf("msc%d: Normal version detected (%02x%02x:%d)\n", unit,
292 		msc = &mscdev[MSCSLOTUL(unit, Count)];
293 		msc->board = mscmem;
294 		msc->port = Count;
295 		msc->flags = 0;
296 		msc->openflags = 0;
297 		msc->active = 1;
298 		msc->unit = unit;
299 		msc->closing = false;
321 	struct mscdevice *msc;
336 	msc = &mscdev[slot];
337 	ms = &msc->board->Status[msc->port];
339 	if (!msc->active)
374 	if (msc->closing) {
376 		msc->closing = false;
396 		if (msc->openflags & TIOCFLAG_CLOCAL)
398 		if (msc->openflags & TIOCFLAG_CRTSCTS)
400 		if (msc->openflags & TIOCFLAG_MDMBUF)
421 		printf("msc%d: %d open nonblock\n", msc->unit, MSCLINE(dev));
438 		printf("msc%d: %d waiting for CD\n", msc->unit, MSCLINE(dev));
450 	printf("msc%d: %d got CD\n", msc->unit, MSCLINE(dev));
477 	struct mscdevice *msc;
485 	msc = &mscdev[slot];
487 	if (!msc->active)
490 	ms = &msc->board->Status[msc->port];
499 	if (msc->flags & TIOCM_DTR)
500 		msc->closing = true; /* flush remaining characters before dropping DTR */
565 	struct mscdevice *msc;
581 	msc = &mscdev[MSCSLOTUL(unit, 0)];
583 	newhead = msc->board->Common.CDHead;
584 	bufpos  = msc->board->Common.CDTail;
588 	    ocd = msc->board->Common.CDStatus;		/* get old status bits	*/
590 		ncd = msc->board->CDBuf[bufpos++];	/* get one event	*/
598 			msc = &mscdev[MSCSLOTUL(unit, i)];
601 			    printf("msc%d: CD OFF %d\n", unit, msc->port);
603 			    msc->flags &= ~TIOCM_CD;
613 					ms = &msc->board->Status[msc->port];
617 					msc->flags &= ~(TIOCM_DTR | TIOCM_RTS);
624 			    printf("msc%d: CD ON %d\n", unit, msc->port);
626 			    msc->flags |= TIOCM_CD;
637 	msc->board->Common.CDStatus = ocd;		/* save new status */
638 	msc->board->Common.CDTail   = bufpos;	/* remove events */
643 	    msc = &mscdev[slot];
645 	    if (!msc->active)
649 	    ms = &msc->board->Status[msc->port];
663 		    ibuf = &msc->board->InBuf[msc->port][0];
666 		    cbuf = &msc->board->InCtl[msc->port][0];
680 					printf("msc%d: unknown event type %d\n",
681 					msc->unit, ibuf[(bufpos-1)&0xff]);
693 				printf("msc%d: unknown data type %d\n",
694 				msc->unit, cbuf[bufpos]);
734 		    ibuf = &msc->board->InBuf[msc->port][0];
737 		    cbuf = &msc->board->InCtl[msc->port][0];
747 					    printf("msc: unknown event type %d\n",
762 	    if (msc->closing) {
764 		if ( (msc->flags & TIOCM_DTR) == 0) {
766 		    msc->closing = false;
771 		    msc->closing = false;
784 	struct mscdevice *msc;
794 	msc = &mscdev[slot];
796 	if (!msc->active)
799 	ms = &msc->board->Status[msc->port];
866 			msc->openflags = *(int *)data;
868 			msc->openflags &=
884 	struct mscdevice *msc;
895 	msc = &mscdev[slot];
897 	if (!msc->active)
900 	ms = &msc->board->Status[msc->port];
952 	struct mscdevice *msc;
959 	msc = &mscdev[slot];
960 	if (!msc->active)
962 	ms = &msc->board->Status[msc->port];
980 	struct mscdevice *msc;
992 	printf("starting msc%d\n", slot);
1009 	msc = &mscdev[slot];
1010 	ms = &msc->board->Status[msc->port];
1024 	cc = q_to_b (&tp->t_outq, msc->tmpbuf, cc);
1029 		mob = &msc->board->OutBuf[msc->port][0];
1030 		cp = &msc->tmpbuf[0];
1036 		msc->tmpbuf[cc] = 0;
1075 	struct mscdevice *msc;
1084 			msc = &mscdev[MSCSLOT(tp->t_dev)];
1085 			ms = &msc->board->Status[msc->port];
1086 			printf("stopped output on msc%d\n", MSCSLOT(tp->t_dev));
1101 	struct mscdevice *msc;
1114 	msc = &mscdev[slot];
1116 	if (!msc->active)
1122 		OldFlags = msc->flags;
1127 			msc->flags = (bits | (msc->flags & ~(TIOCM_DTR | TIOCM_RTS)));
1131 			msc->flags &= ~bits;
1135 			msc->flags |= bits;
1140 		ms = &msc->board->Status[msc->port];
1142 		if (msc->flags & TIOCM_RTS)	/* was bits & */
1147 		if (msc->flags & TIOCM_DTR)	/* was bits & */
1158 	bits = msc->flags;