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      1 /*	$NetBSD: fhc_mainbus.c,v 1.3 2012/03/18 05:26:58 mrg Exp $	*/
      2 /*	$OpenBSD: fhc_mainbus.c,v 1.4 2004/09/27 18:32:35 jason Exp $	*/
      3 
      4 /*
      5  * Copyright (c) 2004 Jason L. Wright (jason (at) thought.net).
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     20  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
     21  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     23  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     25  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
     26  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     27  * POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #include <sys/cdefs.h>
     31 __KERNEL_RCSID(0, "$NetBSD: fhc_mainbus.c,v 1.3 2012/03/18 05:26:58 mrg Exp $");
     32 
     33 #include <sys/types.h>
     34 #include <sys/param.h>
     35 #include <sys/systm.h>
     36 #include <sys/kernel.h>
     37 #include <sys/device.h>
     38 #include <sys/conf.h>
     39 #include <sys/bus.h>
     40 
     41 #include <machine/autoconf.h>
     42 #include <machine/openfirm.h>
     43 
     44 #include <sparc64/dev/fhcvar.h>
     45 
     46 int	fhc_mainbus_match(device_t, cfdata_t, void *);
     47 void	fhc_mainbus_attach(device_t, device_t, void *);
     48 
     49 CFATTACH_DECL_NEW(fhc_mainbus, sizeof(struct fhc_softc),
     50     fhc_mainbus_match, fhc_mainbus_attach, NULL, NULL);
     51 
     52 int
     53 fhc_mainbus_match(device_t parent, cfdata_t match, void *aux)
     54 {
     55 	struct mainbus_attach_args *ma = aux;
     56 
     57 	if (strcmp(ma->ma_name, "fhc") == 0)
     58 		return (1);
     59 	return (0);
     60 }
     61 
     62 void
     63 fhc_mainbus_attach(device_t parent, device_t self, void *aux)
     64 {
     65 	struct fhc_softc *sc = device_private(self);
     66 	struct mainbus_attach_args *ma = aux;
     67 
     68 	sc->sc_node = ma->ma_node;
     69 	sc->sc_bt = ma->ma_bustag;
     70 	sc->sc_is_central = 0;
     71 
     72 	if (bus_space_map(sc->sc_bt, ma->ma_reg[0].ur_paddr,
     73 	    ma->ma_reg[0].ur_len, 0, &sc->sc_preg)) {
     74 		printf(": failed to map preg\n");
     75 		return;
     76 	}
     77 
     78 	if (bus_space_map(sc->sc_bt, ma->ma_reg[1].ur_paddr,
     79 	    ma->ma_reg[1].ur_len, 0, &sc->sc_ireg)) {
     80 		printf(": failed to map ireg\n");
     81 		return;
     82 	}
     83 
     84 	if (bus_space_map(sc->sc_bt, ma->ma_reg[2].ur_paddr,
     85 	    ma->ma_reg[2].ur_len, BUS_SPACE_MAP_LINEAR, &sc->sc_freg)) {
     86 		printf(": failed to map freg\n");
     87 		return;
     88 	}
     89 
     90 	if (bus_space_map(sc->sc_bt, ma->ma_reg[3].ur_paddr,
     91 	    ma->ma_reg[3].ur_len, BUS_SPACE_MAP_LINEAR, &sc->sc_sreg)) {
     92 		printf(": failed to map sreg\n");
     93 		return;
     94 	}
     95 
     96 	if (bus_space_map(sc->sc_bt, ma->ma_reg[4].ur_paddr,
     97 	    ma->ma_reg[4].ur_len, BUS_SPACE_MAP_LINEAR, &sc->sc_ureg)) {
     98 		printf(": failed to map ureg\n");
     99 		return;
    100 	}
    101 
    102 	if (bus_space_map(sc->sc_bt, ma->ma_reg[5].ur_paddr,
    103 	    ma->ma_reg[5].ur_len, BUS_SPACE_MAP_LINEAR, &sc->sc_treg)) {
    104 		printf(": failed to map treg\n");
    105 		return;
    106 	}
    107 
    108 	sc->sc_board = prom_getpropint(sc->sc_node, "board#", -1);
    109 	sc->sc_dev = self;
    110 
    111 	fhc_attach(sc);
    112 
    113 	return;
    114 }
    115