/*      $NetBSD: grf_subr.c,v 1.25 2022/08/09 08:09:44 rin Exp $        */

/*-
* Copyright (c) 1996 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: grf_subr.c,v 1.25 2022/08/09 08:09:44 rin Exp $");

#include <sys/param.h>
#include <sys/device.h>
#include <sys/systm.h>

#include <machine/bus.h>
#include <machine/grfioctl.h>

#include <mac68k/nubus/nubus.h>
#include <mac68k/dev/grfvar.h>

void
grf_establish(struct grfbus_softc *sc, nubus_slot *sp,
   int (*g_mode)(struct grf_softc *, int, void *))
{
       struct grfmode *gm = &sc->curr_mode;
       struct grfbus_attach_args ga;

       /* Print hardware characteristics. */
       printf("%s: %d x %d, ", device_xname(sc->sc_dev), gm->width, gm->height);
       if (gm->psize == 1)
               printf("monochrome\n");
       else
               printf("%hu-bpp color\n", gm->psize);

       /* Attach grf semantics to the hardware. */
       ga.ga_name = "grf";
       ga.ga_grfmode = gm;
       ga.ga_slot = sp;
       ga.ga_tag = sc->sc_tag;
       ga.ga_handle = sc->sc_handle;
       ga.ga_phys = sc->sc_basepa;
       ga.ga_mode = g_mode;
       ga.ga_set_mapreg = sc->sc_set_mapreg;
       ga.ga_parent = sc;
       (void)config_found(sc->sc_dev, &ga, grfbusprint, CFARGS_NONE);
}

int
grfbusprint(void *aux, const char *name)
{
       struct grfbus_attach_args *ga = aux;

       if (name)
               aprint_normal("%s at %s", ga->ga_name, name);

       return (UNCONF);
}