[unix-history] / usr / src / sys / hp / dev / grf.c

/*
 * Copyright (c) 1988 University of Utah.
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * the Systems Programming Group of the University of Utah Computer
 * Science Department.
 *
 * %sccs.include.redist.c%
 *
 * from: Utah $Hdr: grf.c 1.31 91/01/21$
 *
 *	@(#)grf.c	7.10 (Berkeley) %G%
 */

/*
 * Graphics display driver for the HP300.
 * This is the hardware-independent portion of the driver.
 * Hardware access is through the grfdev routines below.
 */

#include "grf.h"
#if NGRF > 0

#include "param.h"
#include "proc.h"
#include "ioctl.h"
#include "file.h"
#include "malloc.h"

#include "device.h"
#include "grfioctl.h"
#include "grfvar.h"

#include "machine/cpu.h"

#ifdef HPUXCOMPAT
#include "../hpux/hpux.h"
#endif

#include "vm/vm.h"
#include "vm/vm_kern.h"
#include "vm/vm_page.h"
#include "vm/vm_pager.h"

#include "vnode.h"
#include "specdev.h"
#include "mman.h"

#include "ite.h"
#if NITE == 0
#define	iteon(u,f)
#define	iteoff(u,f)
#endif

int	grfprobe();
int	tc_init(), tc_mode();
int	gb_init(), gb_mode();
int	rb_init(), rb_mode();
int	dv_init(), dv_mode();

struct grfdev grfdev[] = {
	GID_TOPCAT,	GRFBOBCAT,	tc_init,	tc_mode,
	"topcat",
	GID_GATORBOX,	GRFGATOR,	gb_init,	gb_mode,
	"gatorbox",
	GID_RENAISSANCE,GRFRBOX,	rb_init,	rb_mode,
	"renaissance",
	GID_LRCATSEYE,	GRFCATSEYE,	tc_init,	tc_mode,
	"lo-res catseye",
	GID_HRCCATSEYE,	GRFCATSEYE,	tc_init,	tc_mode,
	"hi-res catseye",
	GID_HRMCATSEYE,	GRFCATSEYE,	tc_init,	tc_mode,
	"hi-res catseye",
	GID_DAVINCI,    GRFDAVINCI,	dv_init,	dv_mode,
	"davinci",
};
int	ngrfdev = sizeof(grfdev) / sizeof(grfdev[0]);

struct	driver grfdriver = { grfprobe, "grf" };
struct	grf_softc grf_softc[NGRF];

#ifdef DEBUG
int grfdebug = 0;
#define GDB_DEVNO	0x01
#define GDB_MMAP	0x02
#define GDB_IOMAP	0x04
#define GDB_LOCK	0x08
#endif

/*
 * XXX: called from ite console init routine.
 * Does just what configure will do later but without printing anything.
 */
grfconfig()
{
	register caddr_t addr;
	register struct hp_hw *hw;
	register struct hp_device *hd, *nhd;

	for (hw = sc_table; hw->hw_type; hw++) {
	        if (!HW_ISDEV(hw, D_BITMAP))
			continue;
		/*
		 * Found one, now match up with a logical unit number
		 */
		nhd = NULL;		
		addr = hw->hw_kva;
		for (hd = hp_dinit; hd->hp_driver; hd++) {
			if (hd->hp_driver != &grfdriver || hd->hp_alive)
				continue;
			/*
			 * Wildcarded.  If first, remember as possible match.
			 */
			if (hd->hp_addr == NULL) {
				if (nhd == NULL)
					nhd = hd;
				continue;
			}
			/*
			 * Not wildcarded.
			 * If exact match done searching, else keep looking.
			 */
			if (sctova(hd->hp_addr) == addr) {
				nhd = hd;
				break;
			}
		}
		/*
		 * Found a match, initialize
		 */
		if (nhd && grfinit(addr, nhd->hp_unit))
			nhd->hp_addr = addr;
	}
}

/*
 * Normal init routine called by configure() code
 */
grfprobe(hd)
	struct hp_device *hd;
{
	struct grf_softc *gp = &grf_softc[hd->hp_unit];

	if ((gp->g_flags & GF_ALIVE) == 0 &&
	    !grfinit(hd->hp_addr, hd->hp_unit))
		return(0);
	printf("grf%d: %d x %d ", hd->hp_unit,
	       gp->g_display.gd_dwidth, gp->g_display.gd_dheight);
	if (gp->g_display.gd_colors == 2)
		printf("monochrome");
	else
		printf("%d color", gp->g_display.gd_colors);
	printf(" %s display\n", grfdev[gp->g_type].gd_desc);
	return(1);
}

grfinit(addr, unit)
	caddr_t addr;
{
	struct grf_softc *gp = &grf_softc[unit];
	struct grfreg *gr;
	register struct grfdev *gd;

	gr = (struct grfreg *) addr;
	if (gr->gr_id != GRFHWID)
		return(0);
	for (gd = grfdev; gd < &grfdev[ngrfdev]; gd++)
		if (gd->gd_hardid == gr->gr_id2)
			break;
	if (gd < &grfdev[ngrfdev] && (*gd->gd_init)(gp, addr)) {
		gp->g_display.gd_id = gd->gd_softid;
		gp->g_type = gd - grfdev;
		gp->g_flags = GF_ALIVE;
		return(1);
	}
	return(0);
}

/*ARGSUSED*/
grfopen(dev, flags)
	dev_t dev;
{
	int unit = GRFUNIT(dev);
	register struct grf_softc *gp = &grf_softc[unit];
	int error = 0;

	if (unit >= NGRF || (gp->g_flags & GF_ALIVE) == 0)
		return(ENXIO);
	if ((gp->g_flags & (GF_OPEN|GF_EXCLUDE)) == (GF_OPEN|GF_EXCLUDE))
		return(EBUSY);
#ifdef HPUXCOMPAT
	/*
	 * XXX: cannot handle both HPUX and BSD processes at the same time
	 */
	if (curproc->p_flag & SHPUX)
		if (gp->g_flags & GF_BSDOPEN)
			return(EBUSY);
		else
			gp->g_flags |= GF_HPUXOPEN;
	else
		if (gp->g_flags & GF_HPUXOPEN)
			return(EBUSY);
		else
			gp->g_flags |= GF_BSDOPEN;
#endif
	/*
	 * First open.
	 * XXX: always put in graphics mode.
	 */
	error = 0;
	if ((gp->g_flags & GF_OPEN) == 0) {
		gp->g_flags |= GF_OPEN;
		error = grfon(dev);
	}
	return(error);
}

/*ARGSUSED*/
grfclose(dev, flags)
	dev_t dev;
{
	register struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];

	(void) grfoff(dev);
	(void) grfunlock(gp);
	gp->g_flags &= GF_ALIVE;
	return(0);
}

/*ARGSUSED*/
grfioctl(dev, cmd, data, flag, p)
	dev_t dev;
	caddr_t data;
	struct proc *p;
{
	register struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];
	int error;

#ifdef HPUXCOMPAT
	if (p->p_flag & SHPUX)
		return(hpuxgrfioctl(dev, cmd, data, flag, p));
#endif
	error = 0;
	switch (cmd) {

	/* XXX: compatibility hack */
	case OGRFIOCGINFO:
		bcopy((caddr_t)&gp->g_display, data, sizeof(struct ogrfinfo));
		break;

	case GRFIOCGINFO:
		bcopy((caddr_t)&gp->g_display, data, sizeof(struct grfinfo));
		break;

	case GRFIOCON:
		error = grfon(dev);
		break;

	case GRFIOCOFF:
		error = grfoff(dev);
		break;

	case GRFIOCMAP:
		error = grfmmap(dev, (caddr_t *)data, p);
		break;

	case GRFIOCUNMAP:
		error = grfunmmap(dev, *(caddr_t *)data, p);
		break;

	default:
		error = EINVAL;
		break;

	}
	return(error);
}

/*ARGSUSED*/
grfselect(dev, rw)
	dev_t dev;
{
	if (rw == FREAD)
		return(0);
	return(1);
}

grflock(gp, block)
	register struct grf_softc *gp;
	int block;
{
	struct proc *p = curproc;		/* XXX */
	int error;
	extern char devioc[];

#ifdef DEBUG
	if (grfdebug & GDB_LOCK)
		printf("grflock(%d): dev %x flags %x lockpid %x\n",
		       p->p_pid, gp-grf_softc, gp->g_flags,
		       gp->g_lockp ? gp->g_lockp->p_pid : -1);
#endif
#ifdef HPUXCOMPAT
	if (gp->g_pid) {
#ifdef DEBUG
		if (grfdebug & GDB_LOCK)
			printf(" lockpslot %d lockslot %d lock[lockslot] %d\n",
			       gp->g_lock->gl_lockslot, gp->g_lockpslot,
			       gp->g_lock->gl_locks[gp->g_lockpslot]);
#endif
		gp->g_lock->gl_lockslot = 0;
		if (gp->g_lock->gl_locks[gp->g_lockpslot] == 0) {
			gp->g_lockp = NULL;
			gp->g_lockpslot = 0;
		}
	}
#endif
	if (gp->g_lockp) {
		if (gp->g_lockp == p)
			return(EBUSY);
		if (!block)
			return(EAGAIN);
		do {
			gp->g_flags |= GF_WANTED;
			if (error = tsleep((caddr_t)&gp->g_flags,
					   (PZERO+1) | PCATCH, devioc, 0))
				return (error);
		} while (gp->g_lockp);
	}
	gp->g_lockp = p;
#ifdef HPUXCOMPAT
	if (gp->g_pid) {
		int slot = grffindpid(gp);
#ifdef DEBUG
		if (grfdebug & GDB_LOCK)
			printf("  slot %d\n", slot);
#endif
		gp->g_lockpslot = gp->g_lock->gl_lockslot = slot;
		gp->g_lock->gl_locks[slot] = 1;
	}
#endif
	return(0);
}

grfunlock(gp)
	register struct grf_softc *gp;
{
#ifdef DEBUG
	if (grfdebug & GDB_LOCK)
		printf("grfunlock(%d): dev %x flags %x lockpid %d\n",
		       curproc->p_pid, gp-grf_softc, gp->g_flags,
		       gp->g_lockp ? gp->g_lockp->p_pid : -1);
#endif
	if (gp->g_lockp != curproc)
		return(EBUSY);
#ifdef HPUXCOMPAT
	if (gp->g_pid) {
#ifdef DEBUG
		if (grfdebug & GDB_LOCK)
			printf(" lockpslot %d lockslot %d lock[lockslot] %d\n",
			       gp->g_lock->gl_lockslot, gp->g_lockpslot,
			       gp->g_lock->gl_locks[gp->g_lockpslot]);
#endif
		gp->g_lock->gl_locks[gp->g_lockpslot] = 0;
		gp->g_lockpslot = gp->g_lock->gl_lockslot = 0;
	}
#endif
	if (gp->g_flags & GF_WANTED) {
		wakeup((caddr_t)&gp->g_flags); 
		gp->g_flags &= ~GF_WANTED;
	}
	gp->g_lockp = NULL;
	return(0);
}

/*ARGSUSED*/
grfmap(dev, off, prot)
	dev_t dev;
{
	return(grfaddr(&grf_softc[GRFUNIT(dev)], off));
}

#ifdef HPUXCOMPAT

/*ARGSUSED*/
hpuxgrfioctl(dev, cmd, data, flag, p)
	dev_t dev;
	caddr_t data;
	struct proc *p;
{
	register struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];
	int error;

	error = 0;
	switch (cmd) {

	case GCID:
		*(int *)data = gp->g_display.gd_id;
		break;

	case GCON:
		error = grfon(dev);
		break;

	case GCOFF:
		error = grfoff(dev);
		break;

	case GCLOCK:
		error = grflock(gp, 1);
		break;

	case GCUNLOCK:
		error = grfunlock(gp);
		break;

	case GCAON:
	case GCAOFF:
		break;

	/* GCSTATIC is implied by our implementation */
	case GCSTATIC_CMAP:
	case GCVARIABLE_CMAP:
		break;

	/* map in control regs and frame buffer */
	case GCMAP:
		error = grfmmap(dev, (caddr_t *)data, p);
		break;

	case GCUNMAP:
		error = grfunmmap(dev, *(caddr_t *)data, p);
		/* XXX: HP-UX uses GCUNMAP to get rid of GCSLOT memory */
		if (error)
			error = grflckunmmap(dev, *(caddr_t *)data);
		break;

	case GCSLOT:
	{
		struct grf_slot *sp = (struct grf_slot *)data;

		sp->slot = grffindpid(gp);
		if (sp->slot) {
			error = grflckmmap(dev, (caddr_t *)&sp->addr);
			if (error && gp->g_pid) {
				free((caddr_t)gp->g_pid, M_DEVBUF);
				gp->g_pid = NULL;
			}
		} else
			error = EINVAL;		/* XXX */
		break;
	}

	/*
	 * XXX: only used right now to map in rbox control registers
	 * Will be replaced in the future with a real IOMAP interface.
	 */
	case IOMAPMAP:
		error = iommap(dev, (caddr_t *)data);
#if 0
		/*
		 * It may not be worth kludging this (using p_devtmp) to
		 * make this work.  It was an undocumented side-effect
		 * in HP-UX that the mapped address was the return value
		 * of the ioctl.  The only thing I remember that counted
		 * on this behavior was the rbox X10 server.
		 */
		if (!error)
			u.u_r.r_val1 = *(int *)data;	/* XXX: this sux */
#endif
		break;

	case IOMAPUNMAP:
		error = iounmmap(dev, *(caddr_t *)data);
		break;

	default:
		error = EINVAL;
		break;
	}
	return(error);
}

#endif

grfon(dev)
	dev_t dev;
{
	int unit = GRFUNIT(dev);
	struct grf_softc *gp = &grf_softc[unit];

	/*
	 * XXX: iteoff call relies on devices being in same order
	 * as ITEs and the fact that iteoff only uses the minor part
	 * of the dev arg.
	 */
	iteoff(unit, 3);
	return((*grfdev[gp->g_type].gd_mode)
			(gp, (dev&GRFOVDEV) ? GM_GRFOVON : GM_GRFON));
}

grfoff(dev)
	dev_t dev;
{
	int unit = GRFUNIT(dev);
	struct grf_softc *gp = &grf_softc[unit];
	int error;

	(void) grfunmmap(dev, (caddr_t)0, curproc);
	error = (*grfdev[gp->g_type].gd_mode)
			(gp, (dev&GRFOVDEV) ? GM_GRFOVOFF : GM_GRFOFF);
	/* XXX: see comment for iteoff above */
	iteon(unit, 2);
	return(error);
}

grfaddr(gp, off)
	struct grf_softc *gp;
	register int off;
{
	register struct grfinfo *gi = &gp->g_display;

	/* control registers */
	if (off >= 0 && off < gi->gd_regsize)
		return(((u_int)gi->gd_regaddr + off) >> PGSHIFT);

	/* frame buffer */
	if (off >= gi->gd_regsize && off < gi->gd_regsize+gi->gd_fbsize) {
		off -= gi->gd_regsize;
		return(((u_int)gi->gd_fbaddr + off) >> PGSHIFT);
	}
	/* bogus */
	return(-1);
}

#ifdef HPUXCOMPAT
/*
 * Convert a BSD style minor devno to HPUX style.
 * We cannot just create HPUX style nodes as they require 24 bits
 * of minor device number and we only have 8.
 * XXX: This may give the wrong result for remote stats of other
 * machines where device 10 exists.
 */
grfdevno(dev)
	dev_t dev;
{
	int unit = GRFUNIT(dev);
	struct grf_softc *gp = &grf_softc[unit];
	int newdev, sc;

	if (unit >= NGRF || (gp->g_flags&GF_ALIVE) == 0)
		return(bsdtohpuxdev(dev));
	/* magic major number */
	newdev = 12 << 24;
	/* now construct minor number */
	if (gp->g_display.gd_regaddr != (caddr_t)GRFIADDR) {
		sc = patosc(gp->g_display.gd_regaddr);
		newdev |= (sc << 16) | 0x200;
	}
	if (dev & GRFIMDEV)
		newdev |= 0x02;
	else if (dev & GRFOVDEV)
		newdev |= 0x01;
#ifdef DEBUG
	if (grfdebug & GDB_DEVNO)
		printf("grfdevno: dev %x newdev %x\n", dev, newdev);
#endif
	return(newdev);
}
#endif

grfmmap(dev, addrp, p)
	dev_t dev;
	caddr_t *addrp;
	struct proc *p;
{
	struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];
	int len, error;
	struct vnode vn;
	struct specinfo si;
	int flags;

#ifdef DEBUG
	if (grfdebug & GDB_MMAP)
		printf("grfmmap(%d): addr %x\n", p->p_pid, *addrp);
#endif
	len = gp->g_display.gd_regsize + gp->g_display.gd_fbsize;
	flags = MAP_FILE|MAP_SHARED;
	if (*addrp)
		flags |= MAP_FIXED;
	else
		*addrp = (caddr_t)0x1000000;	/* XXX */
	vn.v_type = VCHR;			/* XXX */
	vn.v_specinfo = &si;			/* XXX */
	vn.v_rdev = dev;			/* XXX */
	error = vm_mmap(&p->p_vmspace->vm_map, (vm_offset_t *)addrp,
			(vm_size_t)len, VM_PROT_ALL, flags, (caddr_t)&vn, 0);
	return(error);
}

grfunmmap(dev, addr, p)
	dev_t dev;
	caddr_t addr;
	struct proc *p;
{
	struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];
	vm_size_t size;
	int rv;

#ifdef DEBUG
	if (grfdebug & GDB_MMAP)
		printf("grfunmmap(%d): dev %x addr %x\n", p->p_pid, dev, addr);
#endif
	if (addr == 0)
		return(EINVAL);		/* XXX: how do we deal with this? */
	size = round_page(gp->g_display.gd_regsize + gp->g_display.gd_fbsize);
	rv = vm_deallocate(&p->p_vmspace->vm_map, (vm_offset_t)addr, size);
	return(rv == KERN_SUCCESS ? 0 : EINVAL);
}

#ifdef HPUXCOMPAT
iommap(dev, addrp)
	dev_t dev;
	caddr_t *addrp;
{
	struct proc *p = curproc;		/* XXX */
	struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];

#ifdef DEBUG
	if (grfdebug & (GDB_MMAP|GDB_IOMAP))
		printf("iommap(%d): addr %x\n", p->p_pid, *addrp);
#endif
	return(EINVAL);
}

iounmmap(dev, addr)
	dev_t dev;
	caddr_t addr;
{
	int unit = minor(dev);

#ifdef DEBUG
	if (grfdebug & (GDB_MMAP|GDB_IOMAP))
		printf("iounmmap(%d): id %d addr %x\n",
		       curproc->p_pid, unit, addr);
#endif
	return(0);
}

/*
 * Processes involved in framebuffer mapping via GCSLOT are recorded in
 * an array of pids.  The first element is used to record the last slot used
 * (for faster lookups).  The remaining elements record up to GRFMAXLCK-1
 * process ids.  Returns a slot number between 1 and GRFMAXLCK or 0 if no
 * slot is available. 
 */
grffindpid(gp)
	struct grf_softc *gp;
{
	register short pid, *sp;
	register int i, limit;
	int ni;

	if (gp->g_pid == NULL) {
		gp->g_pid = (short *)
			malloc(GRFMAXLCK * sizeof(short), M_DEVBUF, M_WAITOK);
		bzero((caddr_t)gp->g_pid, GRFMAXLCK * sizeof(short));
	}
	pid = curproc->p_pid;
	ni = limit = gp->g_pid[0];
	for (i = 1, sp = &gp->g_pid[1]; i <= limit; i++, sp++) {
		if (*sp == pid)
			goto done;
		if (*sp == 0)
			ni = i;
	}
	i = ni;
	if (i < limit) {
		gp->g_pid[i] = pid;
		goto done;
	}
	if (++i == GRFMAXLCK)
		return(0);
	gp->g_pid[0] = i;
	gp->g_pid[i] = pid;
done:
#ifdef DEBUG
	if (grfdebug & GDB_LOCK)
		printf("grffindpid(%d): slot %d of %d\n",
		       pid, i, gp->g_pid[0]);
#endif
	return(i);
}

grfrmpid(gp)
	struct grf_softc *gp;
{
	register short pid, *sp;
	register int limit, i;
	int mi;

	if (gp->g_pid == NULL || (limit = gp->g_pid[0]) == 0)
		return;
	pid = curproc->p_pid;
	limit = gp->g_pid[0];
	mi = 0;
	for (i = 1, sp = &gp->g_pid[1]; i <= limit; i++, sp++) {
		if (*sp == pid)
			*sp = 0;
		else if (*sp)
			mi = i;
	}
	i = mi;
	if (i < limit)
		gp->g_pid[0] = i;
#ifdef DEBUG
	if (grfdebug & GDB_LOCK)
		printf("grfrmpid(%d): slot %d of %d\n",
		       pid, sp-gp->g_pid, gp->g_pid[0]);
#endif
}

grflckmmap(dev, addrp)
	dev_t dev;
	caddr_t *addrp;
{
#ifdef DEBUG
	struct proc *p = curproc;		/* XXX */

	if (grfdebug & (GDB_MMAP|GDB_LOCK))
		printf("grflckmmap(%d): addr %x\n",
		       p->p_pid, *addrp);
#endif
	return(EINVAL);
}

grflckunmmap(dev, addr)
	dev_t dev;
	caddr_t addr;
{
#ifdef DEBUG
	int unit = minor(dev);

	if (grfdebug & (GDB_MMAP|GDB_LOCK))
		printf("grflckunmmap(%d): id %d addr %x\n",
		       curproc->p_pid, unit, addr);
#endif
	return(EINVAL);
}
#endif	/* HPUXCOMPAT */

#endif	/* NGRF > 0 */
Commit	Line	Data
60f56dfc KM	1	/*
	2	* Copyright (c) 1988 University of Utah.
	3	* Copyright (c) 1990 The Regents of the University of California.
	4	* All rights reserved.
	5	*
	6	* This code is derived from software contributed to Berkeley by
	7	* the Systems Programming Group of the University of Utah Computer
	8	* Science Department.
	9	*
	10	* %sccs.include.redist.c%
	11	*
950dea01	12	* from: Utah $Hdr: grf.c 1.31 91/01/21$
60f56dfc	13	*
8642881d	14	* @(#)grf.c 7.10 (Berkeley) %G%
60f56dfc KM	15	*/
	16
	17	/*
	18	* Graphics display driver for the HP300.
	19	* This is the hardware-independent portion of the driver.
	20	* Hardware access is through the grfdev routines below.
	21	*/
	22
	23	#include "grf.h"
	24	#if NGRF > 0
	25
88f29710 MK	26	#include "param.h"
	27	#include "proc.h"
	28	#include "ioctl.h"
	29	#include "file.h"
	30	#include "malloc.h"
60f56dfc KM	31
	32	#include "device.h"
	33	#include "grfioctl.h"
	34	#include "grfvar.h"
	35
88f29710	36	#include "machine/cpu.h"
60f56dfc KM	37
	38	#ifdef HPUXCOMPAT
	39	#include "../hpux/hpux.h"
	40	#endif
	41
88f29710	42	#include "vm/vm.h"
b28b3a13 KB	43	#include "vm/vm_kern.h"
	44	#include "vm/vm_page.h"
	45	#include "vm/vm_pager.h"
88f29710	46
88f29710	47	#include "vnode.h"
8642881d	48	#include "specdev.h"
88f29710	49	#include "mman.h"
22d09b27	50
60f56dfc KM	51	#include "ite.h"
	52	#if NITE == 0
	53	#define iteon(u,f)
	54	#define iteoff(u,f)
	55	#endif
	56
	57	int grfprobe();
	58	int tc_init(), tc_mode();
	59	int gb_init(), gb_mode();
	60	int rb_init(), rb_mode();
	61	int dv_init(), dv_mode();
	62
	63	struct grfdev grfdev[] = {
	64	GID_TOPCAT, GRFBOBCAT, tc_init, tc_mode,
	65	"topcat",
	66	GID_GATORBOX, GRFGATOR, gb_init, gb_mode,
	67	"gatorbox",
	68	GID_RENAISSANCE,GRFRBOX, rb_init, rb_mode,
	69	"renaissance",
	70	GID_LRCATSEYE, GRFCATSEYE, tc_init, tc_mode,
	71	"lo-res catseye",
	72	GID_HRCCATSEYE, GRFCATSEYE, tc_init, tc_mode,
	73	"hi-res catseye",
	74	GID_HRMCATSEYE, GRFCATSEYE, tc_init, tc_mode,
	75	"hi-res catseye",
	76	GID_DAVINCI, GRFDAVINCI, dv_init, dv_mode,
	77	"davinci",
	78	};
	79	int ngrfdev = sizeof(grfdev) / sizeof(grfdev[0]);
	80
	81	struct driver grfdriver = { grfprobe, "grf" };
	82	struct grf_softc grf_softc[NGRF];
	83
60f56dfc KM	84	#ifdef DEBUG
	85	int grfdebug = 0;
	86	#define GDB_DEVNO 0x01
	87	#define GDB_MMAP 0x02
	88	#define GDB_IOMAP 0x04
	89	#define GDB_LOCK 0x08
	90	#endif
	91
	92	/*
	93	* XXX: called from ite console init routine.
	94	* Does just what configure will do later but without printing anything.
	95	*/
	96	grfconfig()
	97	{
	98	register caddr_t addr;
	99	register struct hp_hw *hw;
	100	register struct hp_device hd, nhd;
	101
	102	for (hw = sc_table; hw->hw_type; hw++) {
950dea01	103	if (!HW_ISDEV(hw, D_BITMAP))
60f56dfc KM	104	continue;
	105	/*
	106	* Found one, now match up with a logical unit number
	107	*/
	108	nhd = NULL;
950dea01	109	addr = hw->hw_kva;
60f56dfc KM	110	for (hd = hp_dinit; hd->hp_driver; hd++) {
	111	if (hd->hp_driver != &grfdriver \|\| hd->hp_alive)
	112	continue;
	113	/*
	114	* Wildcarded. If first, remember as possible match.
	115	*/
	116	if (hd->hp_addr == NULL) {
	117	if (nhd == NULL)
	118	nhd = hd;
	119	continue;
	120	}
	121	/*
	122	* Not wildcarded.
	123	* If exact match done searching, else keep looking.
	124	*/
950dea01	125	if (sctova(hd->hp_addr) == addr) {
60f56dfc KM	126	nhd = hd;
	127	break;
	128	}
	129	}
	130	/*
	131	* Found a match, initialize
	132	*/
950dea01	133	if (nhd && grfinit(addr, nhd->hp_unit))
60f56dfc	134	nhd->hp_addr = addr;
60f56dfc KM	135	}
	136	}
	137
	138	/*
	139	* Normal init routine called by configure() code
	140	*/
	141	grfprobe(hd)
	142	struct hp_device *hd;
	143	{
	144	struct grf_softc *gp = &grf_softc[hd->hp_unit];
	145
	146	if ((gp->g_flags & GF_ALIVE) == 0 &&
	147	!grfinit(hd->hp_addr, hd->hp_unit))
	148	return(0);
	149	printf("grf%d: %d x %d ", hd->hp_unit,
	150	gp->g_display.gd_dwidth, gp->g_display.gd_dheight);
	151	if (gp->g_display.gd_colors == 2)
	152	printf("monochrome");
	153	else
	154	printf("%d color", gp->g_display.gd_colors);
	155	printf(" %s display\n", grfdev[gp->g_type].gd_desc);
	156	return(1);
	157	}
	158
	159	grfinit(addr, unit)
	160	caddr_t addr;
	161	{
	162	struct grf_softc *gp = &grf_softc[unit];
	163	struct grfreg *gr;
	164	register struct grfdev *gd;
	165
	166	gr = (struct grfreg *) addr;
	167	if (gr->gr_id != GRFHWID)
	168	return(0);
	169	for (gd = grfdev; gd < &grfdev[ngrfdev]; gd++)
	170	if (gd->gd_hardid == gr->gr_id2)
	171	break;
	172	if (gd < &grfdev[ngrfdev] && (*gd->gd_init)(gp, addr)) {
	173	gp->g_display.gd_id = gd->gd_softid;
	174	gp->g_type = gd - grfdev;
	175	gp->g_flags = GF_ALIVE;
	176	return(1);
	177	}
	178	return(0);
	179	}
	180
	181	/ARGSUSED/
	182	grfopen(dev, flags)
	183	dev_t dev;
	184	{
	185	int unit = GRFUNIT(dev);
	186	register struct grf_softc *gp = &grf_softc[unit];
	187	int error = 0;
	188
	189	if (unit >= NGRF \|\| (gp->g_flags & GF_ALIVE) == 0)
	190	return(ENXIO);
	191	if ((gp->g_flags & (GF_OPEN\|GF_EXCLUDE)) == (GF_OPEN\|GF_EXCLUDE))
	192	return(EBUSY);
	193	#ifdef HPUXCOMPAT
	194	/*
	195	* XXX: cannot handle both HPUX and BSD processes at the same time
	196	*/
88f29710	197	if (curproc->p_flag & SHPUX)
60f56dfc KM	198	if (gp->g_flags & GF_BSDOPEN)
	199	return(EBUSY);
	200	else
	201	gp->g_flags \|= GF_HPUXOPEN;
	202	else
	203	if (gp->g_flags & GF_HPUXOPEN)
	204	return(EBUSY);
	205	else
	206	gp->g_flags \|= GF_BSDOPEN;
	207	#endif
	208	/*
	209	* First open.
	210	* XXX: always put in graphics mode.
	211	*/
	212	error = 0;
	213	if ((gp->g_flags & GF_OPEN) == 0) {
	214	gp->g_flags \|= GF_OPEN;
	215	error = grfon(dev);
	216	}
	217	return(error);
	218	}
	219
	220	/ARGSUSED/
	221	grfclose(dev, flags)
	222	dev_t dev;
	223	{
	224	register struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];
	225
	226	(void) grfoff(dev);
	227	(void) grfunlock(gp);
	228	gp->g_flags &= GF_ALIVE;
	229	return(0);
	230	}
	231
	232	/ARGSUSED/
88f29710	233	grfioctl(dev, cmd, data, flag, p)
60f56dfc KM	234	dev_t dev;
60f56dfc KM	235	caddr_t data;
88f29710	236	struct proc *p;
60f56dfc KM	237	{
	238	register struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];
	239	int error;
	240
	241	#ifdef HPUXCOMPAT
88f29710 MK	242	if (p->p_flag & SHPUX)
88f29710 MK	243	return(hpuxgrfioctl(dev, cmd, data, flag, p));
60f56dfc KM	244	#endif
	245	error = 0;
	246	switch (cmd) {
	247
	248	/* XXX: compatibility hack */
	249	case OGRFIOCGINFO:
	250	bcopy((caddr_t)&gp->g_display, data, sizeof(struct ogrfinfo));
	251	break;
	252
	253	case GRFIOCGINFO:
	254	bcopy((caddr_t)&gp->g_display, data, sizeof(struct grfinfo));
	255	break;
	256
	257	case GRFIOCON:
	258	error = grfon(dev);
	259	break;
	260
	261	case GRFIOCOFF:
	262	error = grfoff(dev);
	263	break;
	264
60f56dfc	265	case GRFIOCMAP:
88f29710	266	error = grfmmap(dev, (caddr_t *)data, p);
60f56dfc KM	267	break;
	268
	269	case GRFIOCUNMAP:
88f29710	270	error = grfunmmap(dev, (caddr_t )data, p);
60f56dfc	271	break;
60f56dfc KM	272
	273	default:
	274	error = EINVAL;
	275	break;
	276
	277	}
	278	return(error);
	279	}
	280
	281	/ARGSUSED/
	282	grfselect(dev, rw)
	283	dev_t dev;
	284	{
	285	if (rw == FREAD)
	286	return(0);
	287	return(1);
	288	}
	289
	290	grflock(gp, block)
	291	register struct grf_softc *gp;
	292	int block;
	293	{
88f29710	294	struct proc p = curproc; / XXX */
339a5f2c KM	295	int error;
	296	extern char devioc[];
	297
60f56dfc KM	298	#ifdef DEBUG
	299	if (grfdebug & GDB_LOCK)
	300	printf("grflock(%d): dev %x flags %x lockpid %x\n",
05d14dfb	301	p->p_pid, gp-grf_softc, gp->g_flags,
60f56dfc KM	302	gp->g_lockp ? gp->g_lockp->p_pid : -1);
	303	#endif
	304	#ifdef HPUXCOMPAT
	305	if (gp->g_pid) {
	306	#ifdef DEBUG
	307	if (grfdebug & GDB_LOCK)
950dea01 MH	308	printf(" lockpslot %d lockslot %d lock[lockslot] %d\n",
	309	gp->g_lock->gl_lockslot, gp->g_lockpslot,
	310	gp->g_lock->gl_locks[gp->g_lockpslot]);
60f56dfc	311	#endif
950dea01 MH	312	gp->g_lock->gl_lockslot = 0;
950dea01 MH	313	if (gp->g_lock->gl_locks[gp->g_lockpslot] == 0) {
60f56dfc KM	314	gp->g_lockp = NULL;
	315	gp->g_lockpslot = 0;
	316	}
	317	}
	318	#endif
	319	if (gp->g_lockp) {
05d14dfb	320	if (gp->g_lockp == p)
60f56dfc KM	321	return(EBUSY);
	322	if (!block)
	323	return(EAGAIN);
	324	do {
	325	gp->g_flags \|= GF_WANTED;
339a5f2c KM	326	if (error = tsleep((caddr_t)&gp->g_flags,
	327	(PZERO+1) \| PCATCH, devioc, 0))
	328	return (error);
60f56dfc KM	329	} while (gp->g_lockp);
60f56dfc KM	330	}
05d14dfb	331	gp->g_lockp = p;
60f56dfc KM	332	#ifdef HPUXCOMPAT
	333	if (gp->g_pid) {
	334	int slot = grffindpid(gp);
	335	#ifdef DEBUG
	336	if (grfdebug & GDB_LOCK)
	337	printf(" slot %d\n", slot);
	338	#endif
950dea01 MH	339	gp->g_lockpslot = gp->g_lock->gl_lockslot = slot;
950dea01 MH	340	gp->g_lock->gl_locks[slot] = 1;
60f56dfc KM	341	}
	342	#endif
	343	return(0);
	344	}
	345
	346	grfunlock(gp)
	347	register struct grf_softc *gp;
	348	{
	349	#ifdef DEBUG
	350	if (grfdebug & GDB_LOCK)
	351	printf("grfunlock(%d): dev %x flags %x lockpid %d\n",
88f29710	352	curproc->p_pid, gp-grf_softc, gp->g_flags,
60f56dfc KM	353	gp->g_lockp ? gp->g_lockp->p_pid : -1);
60f56dfc KM	354	#endif
88f29710	355	if (gp->g_lockp != curproc)
60f56dfc KM	356	return(EBUSY);
	357	#ifdef HPUXCOMPAT
	358	if (gp->g_pid) {
	359	#ifdef DEBUG
	360	if (grfdebug & GDB_LOCK)
950dea01 MH	361	printf(" lockpslot %d lockslot %d lock[lockslot] %d\n",
	362	gp->g_lock->gl_lockslot, gp->g_lockpslot,
	363	gp->g_lock->gl_locks[gp->g_lockpslot]);
60f56dfc	364	#endif
950dea01 MH	365	gp->g_lock->gl_locks[gp->g_lockpslot] = 0;
950dea01 MH	366	gp->g_lockpslot = gp->g_lock->gl_lockslot = 0;
60f56dfc KM	367	}
	368	#endif
	369	if (gp->g_flags & GF_WANTED) {
	370	wakeup((caddr_t)&gp->g_flags);
	371	gp->g_flags &= ~GF_WANTED;
	372	}
	373	gp->g_lockp = NULL;
	374	return(0);
	375	}
	376
	377	/ARGSUSED/
	378	grfmap(dev, off, prot)
	379	dev_t dev;
	380	{
	381	return(grfaddr(&grf_softc[GRFUNIT(dev)], off));
	382	}
	383
	384	#ifdef HPUXCOMPAT
	385
	386	/ARGSUSED/
88f29710	387	hpuxgrfioctl(dev, cmd, data, flag, p)
60f56dfc KM	388	dev_t dev;
60f56dfc KM	389	caddr_t data;
88f29710	390	struct proc *p;
60f56dfc KM	391	{
	392	register struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];
	393	int error;
	394
	395	error = 0;
	396	switch (cmd) {
	397
	398	case GCID:
	399	(int )data = gp->g_display.gd_id;
	400	break;
	401
	402	case GCON:
	403	error = grfon(dev);
	404	break;
	405
	406	case GCOFF:
	407	error = grfoff(dev);
	408	break;
	409
	410	case GCLOCK:
	411	error = grflock(gp, 1);
	412	break;
	413
	414	case GCUNLOCK:
	415	error = grfunlock(gp);
	416	break;
	417
	418	case GCAON:
	419	case GCAOFF:
	420	break;
	421
	422	/* GCSTATIC is implied by our implementation */
	423	case GCSTATIC_CMAP:
	424	case GCVARIABLE_CMAP:
	425	break;
	426
60f56dfc KM	427	/* map in control regs and frame buffer */
60f56dfc KM	428	case GCMAP:
88f29710	429	error = grfmmap(dev, (caddr_t *)data, p);
60f56dfc KM	430	break;
	431
	432	case GCUNMAP:
88f29710	433	error = grfunmmap(dev, (caddr_t )data, p);
60f56dfc KM	434	/* XXX: HP-UX uses GCUNMAP to get rid of GCSLOT memory */
	435	if (error)
	436	error = grflckunmmap(dev, (caddr_t )data);
	437	break;
	438
	439	case GCSLOT:
	440	{
	441	struct grf_slot sp = (struct grf_slot )data;
	442
	443	sp->slot = grffindpid(gp);
22d09b27	444	if (sp->slot) {
60f56dfc	445	error = grflckmmap(dev, (caddr_t *)&sp->addr);
22d09b27 KM	446	if (error && gp->g_pid) {
	447	free((caddr_t)gp->g_pid, M_DEVBUF);
	448	gp->g_pid = NULL;
	449	}
	450	} else
60f56dfc KM	451	error = EINVAL; /* XXX */
	452	break;
	453	}
	454
	455	/*
	456	* XXX: only used right now to map in rbox control registers
	457	* Will be replaced in the future with a real IOMAP interface.
	458	*/
	459	case IOMAPMAP:
	460	error = iommap(dev, (caddr_t *)data);
96d5f73d MH	461	#if 0
	462	/*
	463	* It may not be worth kludging this (using p_devtmp) to
	464	* make this work. It was an undocumented side-effect
	465	* in HP-UX that the mapped address was the return value
	466	* of the ioctl. The only thing I remember that counted
	467	* on this behavior was the rbox X10 server.
	468	*/
60f56dfc KM	469	if (!error)
60f56dfc KM	470	u.u_r.r_val1 = (int )data; /* XXX: this sux */
96d5f73d	471	#endif
60f56dfc KM	472	break;
	473
	474	case IOMAPUNMAP:
	475	error = iounmmap(dev, (caddr_t )data);
	476	break;
60f56dfc KM	477
	478	default:
	479	error = EINVAL;
	480	break;
	481	}
	482	return(error);
	483	}
	484
	485	#endif
	486
	487	grfon(dev)
	488	dev_t dev;
	489	{
	490	int unit = GRFUNIT(dev);
	491	struct grf_softc *gp = &grf_softc[unit];
	492
	493	/*
	494	* XXX: iteoff call relies on devices being in same order
	495	* as ITEs and the fact that iteoff only uses the minor part
	496	* of the dev arg.
	497	*/
	498	iteoff(unit, 3);
	499	return((*grfdev[gp->g_type].gd_mode)
	500	(gp, (dev&GRFOVDEV) ? GM_GRFOVON : GM_GRFON));
	501	}
	502
	503	grfoff(dev)
	504	dev_t dev;
	505	{
	506	int unit = GRFUNIT(dev);
	507	struct grf_softc *gp = &grf_softc[unit];
	508	int error;
	509
88f29710	510	(void) grfunmmap(dev, (caddr_t)0, curproc);
60f56dfc KM	511	error = (*grfdev[gp->g_type].gd_mode)
	512	(gp, (dev&GRFOVDEV) ? GM_GRFOVOFF : GM_GRFOFF);
	513	/* XXX: see comment for iteoff above */
	514	iteon(unit, 2);
	515	return(error);
	516	}
	517
	518	grfaddr(gp, off)
	519	struct grf_softc *gp;
	520	register int off;
	521	{
60f56dfc KM	522	register struct grfinfo *gi = &gp->g_display;
	523
	524	/* control registers */
	525	if (off >= 0 && off < gi->gd_regsize)
	526	return(((u_int)gi->gd_regaddr + off) >> PGSHIFT);
	527
	528	/* frame buffer */
	529	if (off >= gi->gd_regsize && off < gi->gd_regsize+gi->gd_fbsize) {
	530	off -= gi->gd_regsize;
	531	return(((u_int)gi->gd_fbaddr + off) >> PGSHIFT);
	532	}
60f56dfc KM	533	/* bogus */
	534	return(-1);
	535	}
	536
	537	#ifdef HPUXCOMPAT
	538	/*
	539	* Convert a BSD style minor devno to HPUX style.
	540	* We cannot just create HPUX style nodes as they require 24 bits
	541	* of minor device number and we only have 8.
	542	* XXX: This may give the wrong result for remote stats of other
	543	* machines where device 10 exists.
	544	*/
	545	grfdevno(dev)
	546	dev_t dev;
	547	{
	548	int unit = GRFUNIT(dev);
	549	struct grf_softc *gp = &grf_softc[unit];
950dea01	550	int newdev, sc;
60f56dfc KM	551
	552	if (unit >= NGRF \|\| (gp->g_flags&GF_ALIVE) == 0)
	553	return(bsdtohpuxdev(dev));
	554	/* magic major number */
	555	newdev = 12 << 24;
	556	/* now construct minor number */
950dea01 MH	557	if (gp->g_display.gd_regaddr != (caddr_t)GRFIADDR) {
	558	sc = patosc(gp->g_display.gd_regaddr);
	559	newdev \|= (sc << 16) \| 0x200;
	560	}
60f56dfc KM	561	if (dev & GRFIMDEV)
	562	newdev \|= 0x02;
	563	else if (dev & GRFOVDEV)
	564	newdev \|= 0x01;
	565	#ifdef DEBUG
	566	if (grfdebug & GDB_DEVNO)
	567	printf("grfdevno: dev %x newdev %x\n", dev, newdev);
	568	#endif
	569	return(newdev);
	570	}
	571	#endif
	572
88f29710	573	grfmmap(dev, addrp, p)
60f56dfc KM	574	dev_t dev;
60f56dfc KM	575	caddr_t *addrp;
88f29710	576	struct proc *p;
60f56dfc KM	577	{
60f56dfc KM	578	struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];
22d09b27 KM	579	int len, error;
	580	struct vnode vn;
	581	struct specinfo si;
	582	int flags;
60f56dfc KM	583
	584	#ifdef DEBUG
	585	if (grfdebug & GDB_MMAP)
05d14dfb	586	printf("grfmmap(%d): addr %x\n", p->p_pid, *addrp);
60f56dfc KM	587	#endif
60f56dfc KM	588	len = gp->g_display.gd_regsize + gp->g_display.gd_fbsize;
22d09b27 KM	589	flags = MAP_FILE\|MAP_SHARED;
	590	if (*addrp)
	591	flags \|= MAP_FIXED;
	592	else
	593	addrp = (caddr_t)0x1000000; / XXX */
	594	vn.v_type = VCHR; /* XXX */
	595	vn.v_specinfo = &si; /* XXX */
	596	vn.v_rdev = dev; /* XXX */
88f29710	597	error = vm_mmap(&p->p_vmspace->vm_map, (vm_offset_t *)addrp,
22d09b27	598	(vm_size_t)len, VM_PROT_ALL, flags, (caddr_t)&vn, 0);
96d5f73d	599	return(error);
60f56dfc KM	600	}
60f56dfc KM	601
88f29710	602	grfunmmap(dev, addr, p)
60f56dfc KM	603	dev_t dev;
60f56dfc KM	604	caddr_t addr;
88f29710	605	struct proc *p;
60f56dfc	606	{
22d09b27 KM	607	struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];
	608	vm_size_t size;
	609	int rv;
60f56dfc KM	610
	611	#ifdef DEBUG
	612	if (grfdebug & GDB_MMAP)
22d09b27	613	printf("grfunmmap(%d): dev %x addr %x\n", p->p_pid, dev, addr);
60f56dfc	614	#endif
22d09b27 KM	615	if (addr == 0)
	616	return(EINVAL); /* XXX: how do we deal with this? */
	617	size = round_page(gp->g_display.gd_regsize + gp->g_display.gd_fbsize);
6055b25f	618	rv = vm_deallocate(&p->p_vmspace->vm_map, (vm_offset_t)addr, size);
22d09b27	619	return(rv == KERN_SUCCESS ? 0 : EINVAL);
60f56dfc KM	620	}
	621
	622	#ifdef HPUXCOMPAT
	623	iommap(dev, addrp)
	624	dev_t dev;
	625	caddr_t *addrp;
	626	{
88f29710	627	struct proc p = curproc; / XXX */
60f56dfc	628	struct grf_softc *gp = &grf_softc[GRFUNIT(dev)];
60f56dfc KM	629
	630	#ifdef DEBUG
	631	if (grfdebug & (GDB_MMAP\|GDB_IOMAP))
05d14dfb	632	printf("iommap(%d): addr %x\n", p->p_pid, *addrp);
60f56dfc	633	#endif
22d09b27	634	return(EINVAL);
60f56dfc KM	635	}
	636
	637	iounmmap(dev, addr)
	638	dev_t dev;
	639	caddr_t addr;
	640	{
22d09b27	641	int unit = minor(dev);
60f56dfc KM	642
	643	#ifdef DEBUG
	644	if (grfdebug & (GDB_MMAP\|GDB_IOMAP))
	645	printf("iounmmap(%d): id %d addr %x\n",
88f29710	646	curproc->p_pid, unit, addr);
60f56dfc	647	#endif
22d09b27	648	return(0);
60f56dfc KM	649	}
	650
	651	/*
	652	* Processes involved in framebuffer mapping via GCSLOT are recorded in
	653	* an array of pids. The first element is used to record the last slot used
	654	* (for faster lookups). The remaining elements record up to GRFMAXLCK-1
	655	* process ids. Returns a slot number between 1 and GRFMAXLCK or 0 if no
	656	* slot is available.
	657	*/
	658	grffindpid(gp)
	659	struct grf_softc *gp;
	660	{
	661	register short pid, *sp;
	662	register int i, limit;
	663	int ni;
	664
	665	if (gp->g_pid == NULL) {
	666	gp->g_pid = (short *)
	667	malloc(GRFMAXLCK * sizeof(short), M_DEVBUF, M_WAITOK);
	668	bzero((caddr_t)gp->g_pid, GRFMAXLCK * sizeof(short));
	669	}
88f29710	670	pid = curproc->p_pid;
60f56dfc KM	671	ni = limit = gp->g_pid[0];
	672	for (i = 1, sp = &gp->g_pid[1]; i <= limit; i++, sp++) {
	673	if (*sp == pid)
	674	goto done;
	675	if (*sp == 0)
	676	ni = i;
	677	}
	678	i = ni;
	679	if (i < limit) {
	680	gp->g_pid[i] = pid;
	681	goto done;
	682	}
	683	if (++i == GRFMAXLCK)
	684	return(0);
	685	gp->g_pid[0] = i;
	686	gp->g_pid[i] = pid;
	687	done:
	688	#ifdef DEBUG
	689	if (grfdebug & GDB_LOCK)
	690	printf("grffindpid(%d): slot %d of %d\n",
	691	pid, i, gp->g_pid[0]);
	692	#endif
	693	return(i);
	694	}
	695
	696	grfrmpid(gp)
	697	struct grf_softc *gp;
	698	{
	699	register short pid, *sp;
	700	register int limit, i;
	701	int mi;
	702
	703	if (gp->g_pid == NULL \|\| (limit = gp->g_pid[0]) == 0)
	704	return;
88f29710	705	pid = curproc->p_pid;
60f56dfc KM	706	limit = gp->g_pid[0];
	707	mi = 0;
	708	for (i = 1, sp = &gp->g_pid[1]; i <= limit; i++, sp++) {
	709	if (*sp == pid)
	710	*sp = 0;
	711	else if (*sp)
	712	mi = i;
	713	}
	714	i = mi;
	715	if (i < limit)
	716	gp->g_pid[0] = i;
	717	#ifdef DEBUG
	718	if (grfdebug & GDB_LOCK)
	719	printf("grfrmpid(%d): slot %d of %d\n",
	720	pid, sp-gp->g_pid, gp->g_pid[0]);
	721	#endif
	722	}
	723
60f56dfc KM	724	grflckmmap(dev, addrp)
	725	dev_t dev;
	726	caddr_t *addrp;
	727	{
60f56dfc	728	#ifdef DEBUG
88f29710 MK	729	struct proc p = curproc; / XXX */
88f29710 MK	730
60f56dfc KM	731	if (grfdebug & (GDB_MMAP\|GDB_LOCK))
60f56dfc KM	732	printf("grflckmmap(%d): addr %x\n",
05d14dfb	733	p->p_pid, *addrp);
60f56dfc	734	#endif
22d09b27	735	return(EINVAL);
60f56dfc KM	736	}
	737
	738	grflckunmmap(dev, addr)
	739	dev_t dev;
	740	caddr_t addr;
	741	{
88f29710	742	#ifdef DEBUG
60f56dfc KM	743	int unit = minor(dev);
60f56dfc KM	744
60f56dfc KM	745	if (grfdebug & (GDB_MMAP\|GDB_LOCK))
60f56dfc KM	746	printf("grflckunmmap(%d): id %d addr %x\n",
88f29710	747	curproc->p_pid, unit, addr);
60f56dfc	748	#endif
60f56dfc KM	749	return(EINVAL);
	750	}
	751	#endif /* HPUXCOMPAT */
22d09b27	752
60f56dfc	753	#endif /* NGRF > 0 */