2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer,
12 * without modification, immediately at the beginning of the file.
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.
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.
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
32 #include <sys/param.h>
33 #include <sys/systm.h>
35 #include <sys/kernel.h>
36 #include <sys/module.h>
38 #include <sys/malloc.h>
40 #include <sys/taskqueue.h>
42 #include <machine/stdarg.h>
43 #include <machine/resource.h>
44 #include <machine/bus.h>
46 #include <isa/isavar.h>
47 #include <dev/ata/ata-all.h>
51 static struct isa_pnp_id ata_ids[] = {
52 {0x0006d041, "Generic ESDI/IDE/ATA controller"}, /* PNP0600 */
53 {0x0106d041, "Plus Hardcard II"}, /* PNP0601 */
54 {0x0206d041, "Plus Hardcard IIXL/EZ"}, /* PNP0602 */
55 {0x0306d041, "Generic ATA"}, /* PNP0603 */
57 {0x8006d041, "Standard bus mastering IDE hard disk controller"},
62 ata_isa_probe(device_t dev)
64 struct resource *io = NULL, *ctlio = NULL;
68 /* check isapnp ids */
69 if (ISA_PNP_PROBE(device_get_parent(dev), dev, ata_ids) == ENXIO)
72 /* allocate the io port range */
74 if (!(io = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT, &rid,
75 ATA_IOSIZE, RF_ACTIVE)))
78 /* set the altport range */
79 if (bus_get_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID, &tmp, &tmp)) {
80 bus_set_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID,
81 rman_get_start(io) + ATA_CTLOFFSET, ATA_CTLIOSIZE);
84 /* allocate the altport range */
85 rid = ATA_CTLADDR_RID;
86 if (!(ctlio = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT, &rid,
87 ATA_CTLIOSIZE, RF_ACTIVE))) {
88 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io);
92 /* Release resources to reallocate on attach. */
93 bus_release_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID, ctlio);
94 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io);
96 device_set_desc(dev, "ATA channel");
97 return (ata_probe(dev));
101 ata_isa_attach(device_t dev)
103 struct ata_channel *ch = device_get_softc(dev);
104 struct resource *io = NULL, *ctlio = NULL;
112 /* allocate the io port range */
113 rid = ATA_IOADDR_RID;
114 if (!(io = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT, &rid,
115 ATA_IOSIZE, RF_ACTIVE)))
118 /* set the altport range */
119 if (bus_get_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID, &tmp, &tmp)) {
120 bus_set_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID,
121 rman_get_start(io) + ATA_CTLOFFSET, ATA_CTLIOSIZE);
124 /* allocate the altport range */
125 rid = ATA_CTLADDR_RID;
126 if (!(ctlio = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT, &rid,
127 ATA_CTLIOSIZE, RF_ACTIVE))) {
128 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io);
132 /* setup the resource vectors */
133 for (i = ATA_DATA; i <= ATA_COMMAND; i++) {
134 ch->r_io[i].res = io;
135 ch->r_io[i].offset = i;
137 ch->r_io[ATA_CONTROL].res = ctlio;
138 ch->r_io[ATA_CONTROL].offset = 0;
139 ch->r_io[ATA_IDX_ADDR].res = io;
140 ata_default_registers(dev);
142 /* initialize softc for this channel */
144 ch->flags |= ATA_USE_16BIT;
146 return ata_attach(dev);
150 ata_isa_detach(device_t dev)
152 struct ata_channel *ch = device_get_softc(dev);
159 error = ata_detach(dev);
161 bus_release_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID,
162 ch->r_io[ATA_CONTROL].res);
163 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID,
164 ch->r_io[ATA_IDX_ADDR].res);
169 ata_isa_suspend(device_t dev)
171 struct ata_channel *ch = device_get_softc(dev);
176 return ata_suspend(dev);
180 ata_isa_resume(device_t dev)
182 struct ata_channel *ch = device_get_softc(dev);
187 return ata_resume(dev);
191 static device_method_t ata_isa_methods[] = {
192 /* device interface */
193 DEVMETHOD(device_probe, ata_isa_probe),
194 DEVMETHOD(device_attach, ata_isa_attach),
195 DEVMETHOD(device_detach, ata_isa_detach),
196 DEVMETHOD(device_suspend, ata_isa_suspend),
197 DEVMETHOD(device_resume, ata_isa_resume),
202 static driver_t ata_isa_driver = {
205 sizeof(struct ata_channel),
208 DRIVER_MODULE(ata, isa, ata_isa_driver, ata_devclass, NULL, NULL);
209 MODULE_DEPEND(ata, ata, 1, 1, 1);