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Copy needed include files from EDK2. This is a minimal set gleened
[FreeBSD/FreeBSD.git] / sys / dev / fdc / fdc_pccard.c
1 /*-
2  * Copyright (c) 2004-2005 M. Warner Losh.
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  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
29
30 #include <sys/param.h>
31 #include <sys/bio.h>
32 #include <sys/bus.h>
33 #include <sys/kernel.h>
34 #include <sys/lock.h>
35 #include <sys/module.h>
36 #include <sys/mutex.h>
37 #include <sys/rman.h>
38 #include <sys/systm.h>
39 #include <machine/bus.h>
40
41 #include <dev/fdc/fdcvar.h>
42 #include <dev/pccard/pccardvar.h>
43 #include "pccarddevs.h"
44
45 static int fdc_pccard_probe(device_t);
46 static int fdc_pccard_attach(device_t);
47
48 static const struct pccard_product fdc_pccard_products[] = {
49         PCMCIA_CARD(YEDATA, EXTERNAL_FDD),
50 };
51         
52 static int
53 fdc_pccard_alloc_resources(device_t dev, struct fdc_data *fdc)
54 {
55         struct resource *res;
56         int rid, i;
57
58         rid = 0;
59         res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE);
60         if (res == NULL) {
61                 device_printf(dev, "cannot alloc I/O port range\n");
62                 return (ENXIO);
63         }
64         for (i = 0; i < FDC_MAXREG; i++) {
65                 fdc->resio[i] = res;
66                 fdc->ridio[i] = rid;
67                 fdc->ioff[i] = i;
68                 fdc->ioh[i] = rman_get_bushandle(res);
69         }
70         fdc->iot = rman_get_bustag(res);
71
72         fdc->rid_irq = 0;
73         fdc->res_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &fdc->rid_irq,
74             RF_ACTIVE | RF_SHAREABLE);
75         if (fdc->res_irq == NULL) {
76                 device_printf(dev, "cannot reserve interrupt line\n");
77                 return (ENXIO);
78         }
79         return (0);
80 }
81
82 static int
83 fdc_pccard_probe(device_t dev)
84 {
85         if (pccard_product_lookup(dev, fdc_pccard_products,
86             sizeof(fdc_pccard_products[0]), NULL) != NULL) {
87                 device_set_desc(dev, "PC Card Floppy");
88                 return (0);
89         }
90         return (ENXIO);
91 }
92
93 static int
94 fdc_pccard_attach(device_t dev)
95 {
96         int error;
97         struct  fdc_data *fdc;
98         device_t child;
99
100         fdc = device_get_softc(dev);
101         fdc->flags = FDC_NODMA | FDC_NOFAST;
102         fdc->fdct = FDC_NE765;
103         error = fdc_pccard_alloc_resources(dev, fdc);
104         if (error == 0)
105                 error = fdc_attach(dev);
106         if (error == 0) {
107                 child = fdc_add_child(dev, "fd", -1);
108                 device_set_flags(child, 0x24);
109                 error = bus_generic_attach(dev);
110         }
111         if (error == 0)
112                 fdc_start_worker(dev);
113         else
114                 fdc_release_resources(fdc);
115         return (error);
116 }
117
118 static device_method_t fdc_pccard_methods[] = {
119         /* Device interface */
120         DEVMETHOD(device_probe,         fdc_pccard_probe),
121         DEVMETHOD(device_attach,        fdc_pccard_attach),
122         DEVMETHOD(device_detach,        fdc_detach),
123         DEVMETHOD(device_shutdown,      bus_generic_shutdown),
124         DEVMETHOD(device_suspend,       bus_generic_suspend),
125         DEVMETHOD(device_resume,        bus_generic_resume),
126
127         /* Bus interface */
128         DEVMETHOD(bus_print_child,      fdc_print_child),
129         DEVMETHOD(bus_read_ivar,        fdc_read_ivar),
130         DEVMETHOD(bus_write_ivar,       fdc_write_ivar),
131         /* Our children never use any other bus interface methods. */
132
133         { 0, 0 }
134 };
135
136 static driver_t fdc_pccard_driver = {
137         "fdc",
138         fdc_pccard_methods,
139         sizeof(struct fdc_data)
140 };
141
142 DRIVER_MODULE(fdc, pccard, fdc_pccard_driver, fdc_devclass, 0, 0);
143 PCCARD_PNP_INFO(fdc_pccard_products);