xref: /dragonfly/sys/dev/disk/nata/ata-card.c (revision 650094e1)
1 /*-
2  * Copyright (c) 1998 - 2006 S�ren Schmidt <sos@FreeBSD.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
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  *
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.
25  *
26  * $FreeBSD: src/sys/dev/ata/ata-card.c,v 1.39 2006/01/05 21:27:19 sos Exp $
27  */
28 
29 #include "opt_ata.h"
30 
31 #include <sys/param.h>
32 #include <sys/bus.h>
33 #include <sys/module.h>
34 #include <sys/nata.h>
35 #include <sys/rman.h>
36 
37 #include <bus/pccard/pccard_cis.h>
38 #include <bus/pccard/pccardreg.h>
39 #include <bus/pccard/pccardvar.h>
40 #include <bus/pccard/pccarddevs.h>
41 
42 #include "ata-all.h"
43 #include "ata_if.h"
44 
45 static const struct pccard_product ata_pccard_products[] = {
46 	PCMCIA_CARD(FREECOM, PCCARDIDE, 0),
47 	PCMCIA_CARD(EXP, EXPMULTIMEDIA, 0),
48 	PCMCIA_CARD(IODATA3, CBIDE2, 0),
49 	PCMCIA_CARD(OEM2, CDROM1, 0),
50 	PCMCIA_CARD(OEM2, IDE, 0),
51 	PCMCIA_CARD(PANASONIC, KXLC005, 0),
52 	PCMCIA_CARD(TEAC, IDECARDII, 0),
53 	{NULL}
54 };
55 
56 static int
57 ata_pccard_probe(device_t dev)
58 {
59     const struct pccard_product *pp;
60     u_int32_t fcn = PCCARD_FUNCTION_UNSPEC;
61 
62     fcn = pccard_get_function_number(dev);
63 
64     /* if it says its a disk we should register it */
65     if (fcn == PCCARD_FUNCTION_DISK)
66 	return 0;
67 
68     /* match other devices here, primarily cdrom/dvd rom */
69     if ((pp = pccard_product_lookup(dev, ata_pccard_products,
70 				    sizeof(ata_pccard_products[0]), NULL))) {
71 	if (pp->pp_name)
72 	    device_set_desc(dev, pp->pp_name);
73 	return 0;
74     }
75     return ENXIO;
76 }
77 
78 static int
79 ata_pccard_attach(device_t dev)
80 {
81     struct ata_channel *ch = device_get_softc(dev);
82     struct resource *io, *ctlio;
83     int i, rid, err;
84 
85     /* allocate the io range to get start and length */
86     rid = ATA_IOADDR_RID;
87     if (!(io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
88 				  ATA_IOSIZE, RF_ACTIVE)))
89 	return (ENXIO);
90 
91     /* setup the resource vectors */
92     for (i = ATA_DATA; i <= ATA_COMMAND; i++) {
93 	ch->r_io[i].res = io;
94 	ch->r_io[i].offset = i;
95     }
96     ch->r_io[ATA_IDX_ADDR].res = io;
97 
98     /*
99      * if we got more than the default ATA_IOSIZE ports, this is a device
100      * where ctlio is located at offset 14 into "normal" io space.
101      */
102     if (rman_get_size(io) > ATA_IOSIZE) {
103 	ch->r_io[ATA_CONTROL].res = io;
104 	ch->r_io[ATA_CONTROL].offset = 14;
105     }
106     else {
107 	rid = ATA_CTLADDR_RID;
108 	if (!(ctlio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
109 					 ATA_CTLIOSIZE, RF_ACTIVE))) {
110 	    bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io);
111 	    for (i = ATA_DATA; i < ATA_MAX_RES; i++)
112 		ch->r_io[i].res = NULL;
113 	    return (ENXIO);
114 	}
115 	ch->r_io[ATA_CONTROL].res = ctlio;
116 	ch->r_io[ATA_CONTROL].offset = 0;
117     }
118     ata_default_registers(dev);
119 
120     /* initialize softc for this channel */
121     ch->unit = 0;
122     ch->flags |= (ATA_USE_16BIT | ATA_NO_SLAVE);
123     ata_generic_hw(dev);
124     err = ata_probe(dev);
125     if (err)
126 	return (err);
127     return (ata_attach(dev));
128 }
129 
130 static int
131 ata_pccard_detach(device_t dev)
132 {
133     struct ata_channel *ch = device_get_softc(dev);
134     int i;
135 
136     ata_detach(dev);
137     if (ch->r_io[ATA_CONTROL].res != ch->r_io[ATA_DATA].res)
138 	bus_release_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID,
139 			     ch->r_io[ATA_CONTROL].res);
140     bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID,
141 			 ch->r_io[ATA_DATA].res);
142     for (i = ATA_DATA; i < ATA_MAX_RES; i++)
143 	ch->r_io[i].res = NULL;
144     return 0;
145 }
146 
147 static device_method_t ata_pccard_methods[] = {
148     /* device interface */
149     DEVMETHOD(device_probe,             ata_pccard_probe),
150     DEVMETHOD(device_attach,            ata_pccard_attach),
151     DEVMETHOD(device_detach,            ata_pccard_detach),
152 
153     { 0, 0 }
154 };
155 
156 static driver_t ata_pccard_driver = {
157     "ata",
158     ata_pccard_methods,
159     sizeof(struct ata_channel),
160 };
161 
162 DRIVER_MODULE(ata, pccard, ata_pccard_driver, ata_devclass, NULL, NULL);
163 MODULE_DEPEND(ata, ata, 1, 1, 1);
164