[unix-history] / usr / src / sys / vax / uba / vp.c

/*	vp.c	4.25	83/03/31	*/

#include "vp.h"
#if NVP > 0
/*
 * Versatec matrix printer/plotter
 * dma interface driver
 *
 * SETUP NOTES:
 *	Set up both print and plot interrupts to go through the same vector
 *	Give the address of the plcsr register in the config specification
 */
#include "../machine/pte.h"

#include "../h/param.h"
#include "../h/dir.h"
#include "../h/user.h"
#include "../h/buf.h"
#include "../h/systm.h"
#include "../h/map.h"
#include "../h/ioctl.h"
#include "../h/vcmd.h"
#include "../h/uio.h"
#include "../h/kernel.h"

#include "../vaxuba/ubavar.h"
#include "../vaxuba/ubareg.h"

unsigned minvpph();

#define	VPPRI	(PZERO-1)

struct	vpdevice {
	short	plbcr;
	short	pbxaddr;
	short	prbcr;
	u_short pbaddr;
	short	plcsr;
	short	plbuf;
	short	prcsr;
	u_short prbuf;
};

#define	VP_ERROR	0100000
#define	VP_DTCINTR	0040000
#define	VP_DMAACT	0020000
#define	VP_READY	0000200
#define	VP_IENABLE	0000100
#define	VP_TERMCOM	0000040
#define	VP_FFCOM	0000020
#define	VP_EOTCOM	0000010
#define	VP_CLRCOM	0000004
#define	VP_RESET	0000002
#define	VP_SPP		0000001

struct vp_softc {
	int	sc_state;
	int	sc_count;
	int	sc_bufp;
	struct	buf *sc_bp;
	int	sc_ubinfo;
} vp_softc[NVP];

/* sc_state bits */
#define	VPSC_BUSY	0001000
#define	VPSC_MODE	0000700
#define	VPSC_SPP	0000400
#define	VPSC_PLOT	0000200
#define	VPSC_PRINT	0000100
#define	VPSC_CMNDS	0000076
#define	VPSC_OPEN	0000001

struct	uba_device *vpdinfo[NVP];

#define	VPUNIT(dev)	(minor(dev))

struct	buf rvpbuf[NVP];

int	vpprobe(), vpattach();
struct	uba_device *vpdinfo[NVP];
u_short	vpstd[] = { 0777500, 0 };
struct	uba_driver vpdriver =
    { vpprobe, 0, vpattach, 0, vpstd, "vp", vpdinfo };

vpprobe(reg)
	caddr_t reg;
{
	register int br, cvec;		/* value-result */
	register struct vpdevice *vpaddr = (struct vpdevice *)(reg-010);

#ifdef lint
	br = 0; cvec = br; br = cvec;
	vpintr(0);
#endif
	vpaddr->prcsr = VP_IENABLE|VP_DTCINTR;
	vpaddr->pbaddr = 0;
	vpaddr->pbxaddr = 0;
	vpaddr->prbcr = 1;
	DELAY(10000);
	vpaddr->prcsr = 0;
#if ERNIE || CAD || UCBVAX
	/* UNTIL REWIRED, GET INTERRUPT AT 200 BUT WANT 174 */
	if (cvec == 0200) {
		printf("vp reset vec from 200 to 174\n");
		cvec = 0174;
	}
#endif
	return (sizeof (struct vpdevice));
}

/*ARGSUSED*/
vpattach(ui)
	struct uba_device *ui;
{

	ui->ui_addr -= 010;
	ui->ui_physaddr -= 010;
}

vpopen(dev)
	dev_t dev;
{
	register struct vp_softc *sc;
	register struct vpdevice *vpaddr;
	register struct uba_device *ui;

	if (VPUNIT(dev) >= NVP ||
	    ((sc = &vp_softc[minor(dev)])->sc_state&VPSC_OPEN) ||
	    (ui = vpdinfo[VPUNIT(dev)]) == 0 || ui->ui_alive == 0)
		return (ENXIO);
	vpaddr = (struct vpdevice *)ui->ui_addr;
	sc->sc_state = VPSC_OPEN|VPSC_PRINT | VP_CLRCOM|VP_RESET;
	sc->sc_count = 0;
	vpaddr->prcsr = VP_IENABLE|VP_DTCINTR;
	vptimo(dev);
	while (sc->sc_state & VPSC_CMNDS) {
		(void) spl4();
		if (vpwait(dev)) {
			vpclose(dev);
			return (EIO);
		}
		vpstart(dev);
		(void) spl0();
	}
	return (0);
}

vpstrategy(bp)
	register struct buf *bp;
{
	register int e;
	register struct vp_softc *sc = &vp_softc[VPUNIT(bp->b_dev)];
	register struct uba_device *ui = vpdinfo[VPUNIT(bp->b_dev)];
	register struct vpdevice *vpaddr = (struct vpdevice *)ui->ui_addr;

	(void) spl4();
	while (sc->sc_state & VPSC_BUSY)
		sleep((caddr_t)sc, VPPRI);
	sc->sc_state |= VPSC_BUSY;
	sc->sc_bp = bp;
	sc->sc_ubinfo = ubasetup(ui->ui_ubanum, bp, UBA_NEEDBDP);
	if (e = vpwait(bp->b_dev))
		goto brkout;
	sc->sc_count = bp->b_bcount;
	vpstart(bp->b_dev);
	while (((sc->sc_state&VPSC_PLOT) ? vpaddr->plcsr : vpaddr->prcsr) & VP_DMAACT)
		sleep((caddr_t)sc, VPPRI);
	sc->sc_count = 0;
	if ((sc->sc_state&VPSC_MODE) == VPSC_SPP)
		sc->sc_state = (sc->sc_state &~ VPSC_MODE) | VPSC_PLOT;
	(void) spl0();
brkout:
	ubarelse(ui->ui_ubanum, &sc->sc_ubinfo);
	sc->sc_state &= ~VPSC_BUSY;
	sc->sc_bp = 0;
	if (e)
		bp->b_flags |= B_ERROR;
	iodone(bp);
	wakeup((caddr_t)sc);
}

int	vpblock = 16384;

unsigned
minvpph(bp)
	struct buf *bp;
{

	if (bp->b_bcount > vpblock)
		bp->b_bcount = vpblock;
}

/*ARGSUSED*/
vpwrite(dev, uio)
	dev_t dev;
	struct uio *uio;
{

	if (VPUNIT(dev) >= NVP)
		return (ENXIO);
	return (physio(vpstrategy, &rvpbuf[VPUNIT(dev)], dev, B_WRITE,
		    minvpph, uio));
}

vpwait(dev)
	dev_t dev;
{
	register struct vpdevice *vpaddr =
	    (struct vpdevice *)vpdinfo[VPUNIT(dev)]->ui_addr;
	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];
	register int e;

	for (;;) {
		e = (sc->sc_state & VPSC_PLOT) ? vpaddr->plcsr : vpaddr->prcsr;
		if (e & (VP_READY|VP_ERROR))
			break;
		sleep((caddr_t)sc, VPPRI);
	}
	/* I WISH I COULD TELL WHETHER AN ERROR INDICATED AN NPR TIMEOUT */
	return (e & VP_ERROR);
}

vpstart(dev)
	dev_t;
{
	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];
	register struct vpdevice *vpaddr =
	    (struct vpdevice *)vpdinfo[VPUNIT(dev)]->ui_addr;
	short bit;

	if (sc->sc_count) {
		vpaddr->pbaddr = sc->sc_ubinfo;
		vpaddr->pbxaddr = (sc->sc_ubinfo>>12)&0x30;
		if (sc->sc_state & (VPSC_PRINT|VPSC_SPP))
			vpaddr->prbcr = sc->sc_count;
		else
			vpaddr->plbcr = sc->sc_count;
		return;
	}
	for (bit = 1; bit != 0; bit <<= 1)
		if (sc->sc_state&bit&VPSC_CMNDS) {
			vpaddr->plcsr |= bit;
			sc->sc_state &= ~bit;
			return;
		}
}

/*ARGSUSED*/
vpioctl(dev, cmd, data, flag)
	dev_t dev;
	int cmd;
	register caddr_t data;
	int flag;
{
	register int m;
	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];
	register struct vpdevice *vpaddr =
	    (struct vpdevice *)vpdinfo[VPUNIT(dev)]->ui_addr;

	switch (cmd) {

	case VGETSTATE:
		*(int *)data = sc->sc_state;
		break;

	case VSETSTATE:
		sc->sc_state =
		    (sc->sc_state & ~VPSC_MODE) |
		    ((*(int *)data) & (VPSC_MODE|VPSC_CMNDS));
		break;

	default:
		return (ENOTTY);
	}
	(void) spl4();
	(void) vpwait(dev);
	if (sc->sc_state&VPSC_SPP)
		vpaddr->plcsr |= VP_SPP;
	else
		vpaddr->plcsr &= ~VP_SPP;
	sc->sc_count = 0;
	while (sc->sc_state & VPSC_CMNDS) {
		(void) vpwait(dev);
		vpstart(dev);
	}
	(void) spl0();
	return (0);
}

vptimo(dev)
	dev_t dev;
{
	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];

	if (sc->sc_state&VPSC_OPEN)
		timeout(vptimo, (caddr_t)dev, hz/10);
	vpintr(dev);
}

/*ARGSUSED*/
vpintr(dev)
	dev_t dev;
{
	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];

	wakeup((caddr_t)sc);
}

vpclose(dev)
	dev_t dev;
{
	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];
	register struct vpdevice *vpaddr =
	    (struct vpdevice *)vpdinfo[VPUNIT(dev)]->ui_addr;

	sc->sc_state = 0;
	sc->sc_count = 0;
	vpaddr->plcsr = 0;
}

vpreset(uban)
	int uban;
{
	register int vp11;
	register struct uba_device *ui;
	register struct vp_softc *sc = vp_softc;
	register struct vpdevice *vpaddr;

	for (vp11 = 0; vp11 < NVP; vp11++, sc++) {
		if ((ui = vpdinfo[vp11]) == 0 || ui->ui_alive == 0 ||
		    ui->ui_ubanum != uban || (sc->sc_state&VPSC_OPEN) == 0)
			continue;
		printf(" vp%d", vp11);
		vpaddr = (struct vpdevice *)ui->ui_addr;
		vpaddr->prcsr = VP_IENABLE|VP_DTCINTR;
		if ((sc->sc_state & VPSC_BUSY) == 0)
			continue;
		sc->sc_ubinfo = 0;
		sc->sc_count = sc->sc_bp->b_bcount;
		vpstart(sc->sc_bp->b_dev);
	}
}

vpselect()
{
	return (1);
}
#endif
Commit	Line	Data
1470bf65	1	/* vp.c 4.25 83/03/31 */
2a75a0e9	2
66b4fb09	3	#include "vp.h"
a5cc519e BJ	4	#if NVP > 0
	5	/*
	6	* Versatec matrix printer/plotter
	7	* dma interface driver
48a8d9c7 BJ	8	*
	9	* SETUP NOTES:
	10	* Set up both print and plot interrupts to go through the same vector
	11	* Give the address of the plcsr register in the config specification
a5cc519e	12	*/
961945a8 SL	13	#include "../machine/pte.h"
961945a8 SL	14
2a75a0e9 BJ	15	#include "../h/param.h"
	16	#include "../h/dir.h"
	17	#include "../h/user.h"
	18	#include "../h/buf.h"
	19	#include "../h/systm.h"
	20	#include "../h/map.h"
6dcc6a91	21	#include "../h/ioctl.h"
fc4d0a69	22	#include "../h/vcmd.h"
5c46243f	23	#include "../h/uio.h"
44afc493	24	#include "../h/kernel.h"
2a75a0e9	25
896962b1 BJ	26	#include "../vaxuba/ubavar.h"
	27	#include "../vaxuba/ubareg.h"
	28
2a75a0e9 BJ	29	unsigned minvpph();
	30
	31	#define VPPRI (PZERO-1)
	32
fc4d0a69	33	struct vpdevice {
2a75a0e9	34	short plbcr;
3bfdaa99	35	short pbxaddr;
2a75a0e9	36	short prbcr;
fc4d0a69	37	u_short pbaddr;
2a75a0e9 BJ	38	short plcsr;
	39	short plbuf;
	40	short prcsr;
fc4d0a69	41	u_short prbuf;
2a75a0e9 BJ	42	};
2a75a0e9 BJ	43
fc4d0a69 BJ	44	#define VP_ERROR 0100000
	45	#define VP_DTCINTR 0040000
	46	#define VP_DMAACT 0020000
	47	#define VP_READY 0000200
	48	#define VP_IENABLE 0000100
	49	#define VP_TERMCOM 0000040
	50	#define VP_FFCOM 0000020
	51	#define VP_EOTCOM 0000010
	52	#define VP_CLRCOM 0000004
	53	#define VP_RESET 0000002
	54	#define VP_SPP 0000001
	55
	56	struct vp_softc {
	57	int sc_state;
	58	int sc_count;
	59	int sc_bufp;
	60	struct buf *sc_bp;
	61	int sc_ubinfo;
	62	} vp_softc[NVP];
	63
	64	/* sc_state bits */
	65	#define VPSC_BUSY 0001000
	66	#define VPSC_MODE 0000700
	67	#define VPSC_SPP 0000400
	68	#define VPSC_PLOT 0000200
	69	#define VPSC_PRINT 0000100
	70	#define VPSC_CMNDS 0000076
	71	#define VPSC_OPEN 0000001
	72
	73	struct uba_device *vpdinfo[NVP];
	74
	75	#define VPUNIT(dev) (minor(dev))
	76
	77	struct buf rvpbuf[NVP];
	78
	79	int vpprobe(), vpattach();
	80	struct uba_device *vpdinfo[NVP];
	81	u_short vpstd[] = { 0777500, 0 };
	82	struct uba_driver vpdriver =
	83	{ vpprobe, 0, vpattach, 0, vpstd, "vp", vpdinfo };
	84
	85	vpprobe(reg)
	86	caddr_t reg;
	87	{
	88	register int br, cvec; /* value-result */
	89	register struct vpdevice vpaddr = (struct vpdevice )(reg-010);
	90
89b8a44c BJ	91	#ifdef lint
	92	br = 0; cvec = br; br = cvec;
	93	vpintr(0);
	94	#endif
fc4d0a69 BJ	95	vpaddr->prcsr = VP_IENABLE\|VP_DTCINTR;
	96	vpaddr->pbaddr = 0;
	97	vpaddr->pbxaddr = 0;
48a8d9c7	98	vpaddr->prbcr = 1;
fc4d0a69 BJ	99	DELAY(10000);
fc4d0a69 BJ	100	vpaddr->prcsr = 0;
243189a0	101	#if ERNIE \|\| CAD \|\| UCBVAX
48a8d9c7 BJ	102	/* UNTIL REWIRED, GET INTERRUPT AT 200 BUT WANT 174 */
	103	if (cvec == 0200) {
	104	printf("vp reset vec from 200 to 174\n");
	105	cvec = 0174;
	106	}
	107	#endif
9c0adba0	108	return (sizeof (struct vpdevice));
fc4d0a69 BJ	109	}
	110
	111	/ARGSUSED/
	112	vpattach(ui)
	113	struct uba_device *ui;
	114	{
	115
	116	ui->ui_addr -= 010;
	117	ui->ui_physaddr -= 010;
	118	}
	119
	120	vpopen(dev)
	121	dev_t dev;
2a75a0e9	122	{
fc4d0a69 BJ	123	register struct vp_softc *sc;
	124	register struct vpdevice *vpaddr;
	125	register struct uba_device *ui;
2a75a0e9	126
fc4d0a69 BJ	127	if (VPUNIT(dev) >= NVP \|\|
fc4d0a69 BJ	128	((sc = &vp_softc[minor(dev)])->sc_state&VPSC_OPEN) \|\|
7da157da BJ	129	(ui = vpdinfo[VPUNIT(dev)]) == 0 \|\| ui->ui_alive == 0)
7da157da BJ	130	return (ENXIO);
fc4d0a69 BJ	131	vpaddr = (struct vpdevice *)ui->ui_addr;
	132	sc->sc_state = VPSC_OPEN\|VPSC_PRINT \| VP_CLRCOM\|VP_RESET;
	133	sc->sc_count = 0;
	134	vpaddr->prcsr = VP_IENABLE\|VP_DTCINTR;
	135	vptimo(dev);
	136	while (sc->sc_state & VPSC_CMNDS) {
81263dba	137	(void) spl4();
fc4d0a69 BJ	138	if (vpwait(dev)) {
fc4d0a69 BJ	139	vpclose(dev);
7da157da	140	return (EIO);
2a75a0e9	141	}
fc4d0a69	142	vpstart(dev);
81263dba	143	(void) spl0();
2a75a0e9	144	}
7da157da	145	return (0);
2a75a0e9 BJ	146	}
	147
	148	vpstrategy(bp)
	149	register struct buf *bp;
	150	{
	151	register int e;
fc4d0a69 BJ	152	register struct vp_softc *sc = &vp_softc[VPUNIT(bp->b_dev)];
	153	register struct uba_device *ui = vpdinfo[VPUNIT(bp->b_dev)];
	154	register struct vpdevice vpaddr = (struct vpdevice )ui->ui_addr;
2a75a0e9	155
81263dba	156	(void) spl4();
fc4d0a69 BJ	157	while (sc->sc_state & VPSC_BUSY)
	158	sleep((caddr_t)sc, VPPRI);
	159	sc->sc_state \|= VPSC_BUSY;
	160	sc->sc_bp = bp;
	161	sc->sc_ubinfo = ubasetup(ui->ui_ubanum, bp, UBA_NEEDBDP);
	162	if (e = vpwait(bp->b_dev))
2a75a0e9	163	goto brkout;
fc4d0a69 BJ	164	sc->sc_count = bp->b_bcount;
	165	vpstart(bp->b_dev);
	166	while (((sc->sc_state&VPSC_PLOT) ? vpaddr->plcsr : vpaddr->prcsr) & VP_DMAACT)
	167	sleep((caddr_t)sc, VPPRI);
	168	sc->sc_count = 0;
	169	if ((sc->sc_state&VPSC_MODE) == VPSC_SPP)
	170	sc->sc_state = (sc->sc_state &~ VPSC_MODE) \| VPSC_PLOT;
81263dba	171	(void) spl0();
2a75a0e9	172	brkout:
fc4d0a69 BJ	173	ubarelse(ui->ui_ubanum, &sc->sc_ubinfo);
	174	sc->sc_state &= ~VPSC_BUSY;
	175	sc->sc_bp = 0;
2a75a0e9	176	if (e)
b91c756d BJ	177	bp->b_flags \|= B_ERROR;
b91c756d BJ	178	iodone(bp);
fc4d0a69	179	wakeup((caddr_t)sc);
2a75a0e9 BJ	180	}
	181
	182	int vpblock = 16384;
	183
	184	unsigned
	185	minvpph(bp)
fc4d0a69	186	struct buf *bp;
2a75a0e9 BJ	187	{
	188
	189	if (bp->b_bcount > vpblock)
	190	bp->b_bcount = vpblock;
	191	}
	192
	193	/ARGSUSED/
0cd5eac7	194	vpwrite(dev, uio)
fc4d0a69	195	dev_t dev;
0cd5eac7	196	struct uio *uio;
2a75a0e9 BJ	197	{
2a75a0e9 BJ	198
002227dd	199	if (VPUNIT(dev) >= NVP)
0cd5eac7 BJ	200	return (ENXIO);
	201	return (physio(vpstrategy, &rvpbuf[VPUNIT(dev)], dev, B_WRITE,
	202	minvpph, uio));
2a75a0e9 BJ	203	}
2a75a0e9 BJ	204
fc4d0a69 BJ	205	vpwait(dev)
fc4d0a69 BJ	206	dev_t dev;
2a75a0e9	207	{
fc4d0a69 BJ	208	register struct vpdevice *vpaddr =
	209	(struct vpdevice *)vpdinfo[VPUNIT(dev)]->ui_addr;
	210	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];
	211	register int e;
2a75a0e9	212
fc4d0a69 BJ	213	for (;;) {
	214	e = (sc->sc_state & VPSC_PLOT) ? vpaddr->plcsr : vpaddr->prcsr;
	215	if (e & (VP_READY\|VP_ERROR))
	216	break;
	217	sleep((caddr_t)sc, VPPRI);
	218	}
b91c756d	219	/* I WISH I COULD TELL WHETHER AN ERROR INDICATED AN NPR TIMEOUT */
fc4d0a69	220	return (e & VP_ERROR);
2a75a0e9 BJ	221	}
2a75a0e9 BJ	222
fc4d0a69 BJ	223	vpstart(dev)
fc4d0a69 BJ	224	dev_t;
2a75a0e9	225	{
fc4d0a69 BJ	226	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];
	227	register struct vpdevice *vpaddr =
	228	(struct vpdevice *)vpdinfo[VPUNIT(dev)]->ui_addr;
	229	short bit;
	230
	231	if (sc->sc_count) {
	232	vpaddr->pbaddr = sc->sc_ubinfo;
	233	vpaddr->pbxaddr = (sc->sc_ubinfo>>12)&0x30;
	234	if (sc->sc_state & (VPSC_PRINT\|VPSC_SPP))
	235	vpaddr->prbcr = sc->sc_count;
2a75a0e9	236	else
fc4d0a69	237	vpaddr->plbcr = sc->sc_count;
2a75a0e9 BJ	238	return;
	239	}
	240	for (bit = 1; bit != 0; bit <<= 1)
fc4d0a69 BJ	241	if (sc->sc_state&bit&VPSC_CMNDS) {
	242	vpaddr->plcsr \|= bit;
	243	sc->sc_state &= ~bit;
2a75a0e9 BJ	244	return;
	245	}
	246	}
	247
	248	/ARGSUSED/
1470bf65	249	vpioctl(dev, cmd, data, flag)
fc4d0a69 BJ	250	dev_t dev;
fc4d0a69 BJ	251	int cmd;
1470bf65	252	register caddr_t data;
fc4d0a69	253	int flag;
2a75a0e9 BJ	254	{
2a75a0e9 BJ	255	register int m;
fc4d0a69 BJ	256	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];
	257	register struct vpdevice *vpaddr =
	258	(struct vpdevice *)vpdinfo[VPUNIT(dev)]->ui_addr;
2a75a0e9 BJ	259
	260	switch (cmd) {
	261
fc4d0a69	262	case VGETSTATE:
1470bf65	263	(int )data = sc->sc_state;
7da157da	264	break;
2a75a0e9	265
fc4d0a69	266	case VSETSTATE:
fc4d0a69	267	sc->sc_state =
1470bf65 SL	268	(sc->sc_state & ~VPSC_MODE) \|
1470bf65 SL	269	(((int )data) & (VPSC_MODE\|VPSC_CMNDS));
2a75a0e9 BJ	270	break;
	271
	272	default:
7da157da	273	return (ENOTTY);
2a75a0e9	274	}
81263dba	275	(void) spl4();
fc4d0a69 BJ	276	(void) vpwait(dev);
	277	if (sc->sc_state&VPSC_SPP)
	278	vpaddr->plcsr \|= VP_SPP;
2a75a0e9	279	else
fc4d0a69 BJ	280	vpaddr->plcsr &= ~VP_SPP;
	281	sc->sc_count = 0;
	282	while (sc->sc_state & VPSC_CMNDS) {
	283	(void) vpwait(dev);
	284	vpstart(dev);
2a75a0e9	285	}
81263dba	286	(void) spl0();
7da157da	287	return (0);
2a75a0e9 BJ	288	}
2a75a0e9 BJ	289
fc4d0a69 BJ	290	vptimo(dev)
fc4d0a69 BJ	291	dev_t dev;
2a75a0e9	292	{
fc4d0a69	293	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];
2a75a0e9	294
fc4d0a69 BJ	295	if (sc->sc_state&VPSC_OPEN)
	296	timeout(vptimo, (caddr_t)dev, hz/10);
	297	vpintr(dev);
2a75a0e9 BJ	298	}
	299
	300	/ARGSUSED/
	301	vpintr(dev)
fc4d0a69	302	dev_t dev;
2a75a0e9	303	{
fc4d0a69	304	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];
2a75a0e9	305
fc4d0a69	306	wakeup((caddr_t)sc);
2a75a0e9 BJ	307	}
2a75a0e9 BJ	308
fc4d0a69 BJ	309	vpclose(dev)
fc4d0a69 BJ	310	dev_t dev;
2a75a0e9	311	{
fc4d0a69 BJ	312	register struct vp_softc *sc = &vp_softc[VPUNIT(dev)];
	313	register struct vpdevice *vpaddr =
	314	(struct vpdevice *)vpdinfo[VPUNIT(dev)]->ui_addr;
2a75a0e9	315
fc4d0a69 BJ	316	sc->sc_state = 0;
	317	sc->sc_count = 0;
	318	vpaddr->plcsr = 0;
2a75a0e9	319	}
d62630e9	320
fc4d0a69 BJ	321	vpreset(uban)
fc4d0a69 BJ	322	int uban;
d62630e9	323	{
fc4d0a69 BJ	324	register int vp11;
	325	register struct uba_device *ui;
	326	register struct vp_softc *sc = vp_softc;
	327	register struct vpdevice *vpaddr;
	328
	329	for (vp11 = 0; vp11 < NVP; vp11++, sc++) {
	330	if ((ui = vpdinfo[vp11]) == 0 \|\| ui->ui_alive == 0 \|\|
	331	ui->ui_ubanum != uban \|\| (sc->sc_state&VPSC_OPEN) == 0)
	332	continue;
	333	printf(" vp%d", vp11);
	334	vpaddr = (struct vpdevice *)ui->ui_addr;
	335	vpaddr->prcsr = VP_IENABLE\|VP_DTCINTR;
	336	if ((sc->sc_state & VPSC_BUSY) == 0)
	337	continue;
7da157da	338	sc->sc_ubinfo = 0;
fc4d0a69 BJ	339	sc->sc_count = sc->sc_bp->b_bcount;
fc4d0a69 BJ	340	vpstart(sc->sc_bp->b_dev);
d62630e9	341	}
d62630e9	342	}
941b74fe SL	343
	344	vpselect()
	345	{
	346	return (1);
	347	}
a5cc519e	348	#endif