1/*	$NetBSD: fdc_gsc.c,v 1.11 2012/10/10 17:00:37 skrll Exp $	*/
2
3/*	$OpenBSD: fdc_gsc.c,v 1.1 1998/09/30 04:45:46 mickey Exp $	*/
4
5/*
6 * Copyright (c) 1998 Michael Shalayeff
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24 * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
27 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
28 * THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
32__KERNEL_RCSID(0, "$NetBSD: fdc_gsc.c,v 1.11 2012/10/10 17:00:37 skrll Exp $");
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/device.h>
37
38#include <machine/iomod.h>
39#include <sys/bus.h>
40#include <machine/intr.h>
41#include <machine/autoconf.h>
42
43#include <dev/ic/fdreg.h>
44#include <dev/ic/fdlink.h>
45
46#include <hppa/dev/cpudevs.h>
47
48/* controller driver configuration */
49int fdc_gsc_probe(device_t, cfdata_t, void *);
50void fdc_gsc_attach(device_t, device_t, void *);
51
52CFATTACH_DECL_NEW(fdc_gsc, sizeof(struct fdc_softc),
53    fdc_gsc_probe, fdc_gsc_attach, NULL, NULL);
54
55int
56fdc_gsc_probe(device_t parent, cfdata_t match, void *aux)
57{
58	struct confargs *ca = aux;
59	bus_space_handle_t ioh;
60	int rv;
61
62	if (ca->ca_type.iodc_type != HPPA_TYPE_FIO ||
63	    ca->ca_type.iodc_sv_model != HPPA_FIO_GPCFD)
64		return 0;
65
66	/* Map the i/o space. */
67	if (bus_space_map(ca->ca_iot, ca->ca_hpa, IOMOD_HPASIZE, 0, &ioh))
68		return 0;
69
70	rv = fdcprobe1(ca->ca_iot, ioh | IOMOD_DEVOFFSET);
71	bus_space_unmap(ca->ca_iot, ioh, IOMOD_HPASIZE);
72	return rv;
73}
74
75void
76fdc_gsc_attach(device_t parent, device_t self, void *aux)
77{
78	struct fdc_softc *sc = device_private(self);
79	bus_space_handle_t ioh;
80	struct confargs *ca = aux;
81
82	sc->sc_dev = self;
83
84	/* Re-map the I/O space. */
85	if (bus_space_map(ca->ca_iot, ca->ca_hpa, IOMOD_HPASIZE, 0, &ioh)) {
86		aprint_error(": can't map I/O ports\n");
87		return;
88	}
89
90	ioh |= IOMOD_DEVOFFSET;
91	sc->sc_iot = ca->ca_iot;
92	sc->sc_ioh = ioh;
93	sc->sc_ioh_ctl = ioh + FDCTL_OFFSET;
94
95	fdc_attach_subr(sc);
96}
97