Home | History | Annotate | Line # | Download | only in luna68k 
      1 /* $NetBSD: mainbus.c,v 1.21 2023/04/23 06:57:59 tsutsui Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Tohru Nishimura.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 
     34 __KERNEL_RCSID(0, "$NetBSD: mainbus.c,v 1.21 2023/04/23 06:57:59 tsutsui Exp $");
     35 
     36 #include <sys/param.h>
     37 #include <sys/systm.h>
     38 #include <sys/device.h>
     39 
     40 #include <machine/cpu.h>
     41 #include <machine/autoconf.h>
     42 #include <machine/board.h>
     43 
     44 static const struct mainbus_attach_args luna_devs[] = {
     45 	{ "clock",  NVRAM_ADDR, -1 },	/* Mostek/Dallas TimeKeeper */
     46 	{ "lcd",    OBIO_PIO1A, -1 },	/* Sharp LM16X212 LCD module */
     47 	{ "le",     LANCE_ADDR, 3 },	/* Am7990 */
     48 	{ "sio",    OBIO_SIO, 6 },	/* uPD7201A */
     49 	{ "xpbus",  TRI_PORT_RAM, -1 },	/* HD647180XP */
     50 	{ "fb",     BMAP_PALLET2, -1 },	/* BrookTree RAMDAC */
     51 	{ "spc",    SCSI_ADDR, 2 },	/* internal MB89352 */
     52 	{ "spc",    SCSI_2_ADDR, 2 },	/* external MB89352 (on LUNA-II) */
     53 };
     54 
     55 static void mainbus_attach(device_t, device_t, void *);
     56 static int  mainbus_match(device_t, cfdata_t, void *);
     57 static int  mainbus_print(void *, const char *);
     58 
     59 CFATTACH_DECL_NEW(mainbus, 0,
     60     mainbus_match, mainbus_attach, NULL, NULL);
     61 
     62 static int
     63 mainbus_match(device_t parent, cfdata_t cf, void *args)
     64 {
     65 	static bool mainbus_matched;
     66 
     67 	if (mainbus_matched)
     68 		return 0;
     69 
     70 	mainbus_matched = true;
     71 	return 1;
     72 }
     73 
     74 static void
     75 mainbus_attach(device_t parent, device_t self, void *args)
     76 {
     77 	int i, ndevs;
     78 	const struct mainbus_attach_args *devs;
     79 	struct mainbus_attach_args ma;
     80 
     81 	devs = luna_devs;
     82 	ndevs = __arraycount(luna_devs);
     83 
     84 	aprint_normal("\n");
     85 	for (i = 0; i < ndevs; i++) {
     86 		ma = devs[i];
     87 		config_found(self, &ma, mainbus_print, CFARGS_NONE);
     88 	}
     89 }
     90 
     91 static int
     92 mainbus_print(void *aux, const char *pnp)
     93 {
     94 	struct mainbus_attach_args *ma = aux;
     95 
     96 	if (pnp)
     97 		aprint_normal("%s at %s", ma->ma_name, pnp);
     98 
     99 	return UNCONF;
    100 }
    101