2 * Copyright (c) 1998 - 2006 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.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 * $FreeBSD: src/sys/dev/ata/ata-isa.c,v 1.30 2006/01/05 21:27:19 sos Exp $
27 * $DragonFly: src/sys/dev/disk/nata/ata-isa.c,v 1.1 2006/12/04 14:40:37 tgen Exp $
32 #include <sys/param.h>
34 #include <sys/module.h>
38 #include <bus/isa/isavar.h>
44 static struct isa_pnp_id ata_ids[] = {
45 {0x0006d041, "Generic ESDI/IDE/ATA controller"}, /* PNP0600 */
46 {0x0106d041, "Plus Hardcard II"}, /* PNP0601 */
47 {0x0206d041, "Plus Hardcard IIXL/EZ"}, /* PNP0602 */
48 {0x0306d041, "Generic ATA"}, /* PNP0603 */
50 {0x8006d041, "Standard bus mastering IDE hard disk controller"},
55 ata_isa_probe(device_t dev)
57 struct ata_channel *ch = device_get_softc(dev);
58 struct resource *io = NULL, *ctlio = NULL;
62 /* check isapnp ids */
63 if (ISA_PNP_PROBE(device_get_parent(dev), dev, ata_ids) == ENXIO)
66 /* allocate the io port range */
68 if (!(io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
69 ATA_IOSIZE, RF_ACTIVE)))
72 /* set the altport range */
73 if (bus_get_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID, &tmp, &tmp)) {
74 bus_set_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID,
75 rman_get_start(io) + ATA_CTLOFFSET, ATA_CTLIOSIZE);
78 /* allocate the altport range */
79 rid = ATA_CTLADDR_RID;
80 if (!(ctlio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
81 ATA_CTLIOSIZE, RF_ACTIVE))) {
82 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io);
86 /* setup the resource vectors */
87 for (i = ATA_DATA; i <= ATA_COMMAND; i++) {
89 ch->r_io[i].offset = i;
91 ch->r_io[ATA_CONTROL].res = ctlio;
92 ch->r_io[ATA_CONTROL].offset = 0;
93 ch->r_io[ATA_IDX_ADDR].res = io;
94 ata_default_registers(dev);
96 /* initialize softc for this channel */
98 ch->flags |= ATA_USE_16BIT;
100 return ata_probe(dev);
103 static device_method_t ata_isa_methods[] = {
104 /* device interface */
105 DEVMETHOD(device_probe, ata_isa_probe),
106 DEVMETHOD(device_attach, ata_attach),
107 DEVMETHOD(device_suspend, ata_suspend),
108 DEVMETHOD(device_resume, ata_resume),
113 static driver_t ata_isa_driver = {
116 sizeof(struct ata_channel),
119 DRIVER_MODULE(ata, isa, ata_isa_driver, ata_devclass, 0, 0);
120 MODULE_DEPEND(ata, ata, 1, 1, 1);