2 * Copyright (c) 1998,1999,2000,2001,2002 Søren Schmidt <sos@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 * $FreeBSD: src/sys/dev/ata/ata-card.c,v 1.4.2.1 2002/03/18 08:37:33 sos Exp $
29 * $DragonFly: src/sys/dev/disk/ata/ata-card.c,v 1.3 2003/08/07 21:16:51 dillon Exp $
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/kernel.h>
36 #include <sys/module.h>
39 #include <sys/malloc.h>
40 #include <sys/devicestat.h>
41 #include <sys/sysctl.h>
42 #include <machine/stdarg.h>
43 #include <machine/resource.h>
44 #include <machine/bus.h>
49 ata_pccard_probe(device_t dev)
51 struct ata_channel *ch = device_get_softc(dev);
53 int rid, len, start, end;
56 /* allocate the io range to get start and length */
58 len = bus_get_resource_count(dev, SYS_RES_IOPORT, rid);
59 io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
60 ATA_IOSIZE, RF_ACTIVE);
64 /* reallocate the io address to only cover the io ports */
65 start = rman_get_start(io);
66 end = start + ATA_IOSIZE - 1;
67 bus_release_resource(dev, SYS_RES_IOPORT, rid, io);
68 io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
69 start, end, ATA_IOSIZE, RF_ACTIVE);
70 bus_release_resource(dev, SYS_RES_IOPORT, rid, io);
73 * if we got more than the default ATA_IOSIZE ports, this is likely
74 * a pccard system where the altio ports are located at offset 14
75 * otherwise its the normal altio offset
77 if (bus_get_resource(dev, SYS_RES_IOPORT, ATA_ALTADDR_RID, &tmp, &tmp)) {
78 if (len > ATA_IOSIZE) {
79 bus_set_resource(dev, SYS_RES_IOPORT, ATA_ALTADDR_RID,
80 start + ATA_PCCARD_ALTOFFSET, ATA_ALTIOSIZE);
83 bus_set_resource(dev, SYS_RES_IOPORT, ATA_ALTADDR_RID,
84 start + ATA_ALTOFFSET, ATA_ALTIOSIZE);
91 ch->flags |= (ATA_USE_16BIT | ATA_NO_SLAVE);
92 return ata_probe(dev);
95 static device_method_t ata_pccard_methods[] = {
96 /* device interface */
97 DEVMETHOD(device_probe, ata_pccard_probe),
98 DEVMETHOD(device_attach, ata_attach),
99 DEVMETHOD(device_detach, ata_detach),
103 static driver_t ata_pccard_driver = {
106 sizeof(struct ata_channel),
109 DRIVER_MODULE(ata, pccard, ata_pccard_driver, ata_devclass, 0, 0);