remove __P() from this directory
[dragonfly.git] / sys / dev / disk / nsp / nsp_pccard.c
CommitLineData
984263bc 1/* $FreeBSD: src/sys/dev/nsp/nsp_pccard.c,v 1.2.2.6 2001/12/17 13:30:19 non Exp $ */
38e94a25 2/* $DragonFly: src/sys/dev/disk/nsp/nsp_pccard.c,v 1.4 2003/08/27 10:35:17 rob Exp $ */
984263bc
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3/* $NecBSD: nsp_pisa.c,v 1.4 1999/04/15 01:35:54 kmatsuda Exp $ */
4/* $NetBSD$ */
5
6/*
7 * [Ported for FreeBSD]
8 * Copyright (c) 2000
9 * Noriaki Mitsunaga, Mitsuru Iwasaki and Takanori Watanabe.
10 * All rights reserved.
11 * [NetBSD for NEC PC-98 series]
12 * Copyright (c) 1998
13 * NetBSD/pc98 porting staff. All rights reserved.
14 *
15 * Redistribution and use in source and binary forms, with or without
16 * modification, are permitted provided that the following conditions
17 * are met:
18 * 1. Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 * 2. Redistributions in binary form must reproduce the above copyright
21 * notice, this list of conditions and the following disclaimer in the
22 * documentation and/or other materials provided with the distribution.
23 * 3. The name of the author may not be used to endorse or promote products
24 * derived from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
27 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
28 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
29 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
30 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
31 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
32 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
34 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
35 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39#include <sys/param.h>
40#include <sys/systm.h>
41#include <sys/disklabel.h>
42#if defined(__FreeBSD__) && __FreeBSD_version >= 500001
43#include <sys/bio.h>
44#endif
45#include <sys/buf.h>
46#include <sys/queue.h>
47#include <sys/malloc.h>
48#include <sys/errno.h>
49
50#include <vm/vm.h>
51
52#include <machine/bus.h>
53#include <machine/dvcfg.h>
54
55#include <sys/device_port.h>
56
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57#include <bus/cam/scsi/scsi_low.h>
58#include <bus/cam/scsi/scsi_low_pisa.h>
984263bc 59
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60#include "nspreg.h"
61#include "nspvar.h"
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62
63#define NSP_HOSTID 7
64
65#include <sys/kernel.h>
66#include <sys/module.h>
67#if !defined(__FreeBSD__) || __FreeBSD_version < 500014
68#include <sys/select.h>
69#endif
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70#include <bus/pccard/cardinfo.h>
71#include <bus/pccard/slot.h>
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72
73#define PIO_MODE 0x100 /* pd_flags */
74
75static int nspprobe(DEVPORT_PDEVICE devi);
76static int nspattach(DEVPORT_PDEVICE devi);
77
38e94a25 78static void nsp_card_unload (DEVPORT_PDEVICE);
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79
80/*
81 * Additional code for FreeBSD new-bus PCCard frontend
82 */
83
84static void
85nsp_pccard_intr(void * arg)
86{
87 nspintr(arg);
88}
89
90static void
91nsp_release_resource(DEVPORT_PDEVICE dev)
92{
93 struct nsp_softc *sc = device_get_softc(dev);
94
95 if (sc->nsp_intrhand) {
96 bus_teardown_intr(dev, sc->irq_res, sc->nsp_intrhand);
97 }
98
99 if (sc->port_res) {
100 bus_release_resource(dev, SYS_RES_IOPORT,
101 sc->port_rid, sc->port_res);
102 }
103
104 if (sc->irq_res) {
105 bus_release_resource(dev, SYS_RES_IRQ,
106 sc->irq_rid, sc->irq_res);
107 }
108
109 if (sc->mem_res) {
110 bus_release_resource(dev, SYS_RES_MEMORY,
111 sc->mem_rid, sc->mem_res);
112 }
113}
114
115static int
116nsp_alloc_resource(DEVPORT_PDEVICE dev)
117{
118 struct nsp_softc *sc = device_get_softc(dev);
119 u_long ioaddr, iosize, maddr, msize;
120 int error;
121
122 error = bus_get_resource(dev, SYS_RES_IOPORT, 0, &ioaddr, &iosize);
123 if (error || iosize < NSP_IOSIZE)
124 return(ENOMEM);
125
126 sc->port_rid = 0;
127 sc->port_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->port_rid,
128 0, ~0, NSP_IOSIZE, RF_ACTIVE);
129 if (sc->port_res == NULL) {
130 nsp_release_resource(dev);
131 return(ENOMEM);
132 }
133
134 sc->irq_rid = 0;
135 sc->irq_res = bus_alloc_resource(dev, SYS_RES_IRQ, &sc->irq_rid,
136 0, ~0, 1, RF_ACTIVE);
137 if (sc->irq_res == NULL) {
138 nsp_release_resource(dev);
139 return(ENOMEM);
140 }
141
142 error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &maddr, &msize);
143 if (error) {
144 return(0); /* XXX */
145 }
146
147 /* No need to allocate memory if not configured and it's in PIO mode */
148 if (maddr == 0 || msize == 0) {
149 if ((DEVPORT_PDEVFLAGS(dev) & PIO_MODE) == 0) {
150 printf("Memory window was not configured. Configure or use in PIO mode.");
151 nsp_release_resource(dev);
152 return(ENOMEM);
153 }
154 /* no need to allocate memory if PIO mode */
155 return(0);
156 }
157
158 sc->mem_rid = 0;
159 sc->mem_res = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->mem_rid,
160 0, ~0, 1, RF_ACTIVE);
161 if (sc->mem_res == NULL) {
162 nsp_release_resource(dev);
163 return(ENOMEM);
164 }
165
166 return(0);
167}
168
169static int
170nsp_pccard_probe(DEVPORT_PDEVICE dev)
171{
172 struct nsp_softc *sc = device_get_softc(dev);
173 int error;
174
175 bzero(sc, sizeof(struct nsp_softc));
176
177 error = nsp_alloc_resource(dev);
178 if (error) {
179 return(error);
180 }
181
182 if (nspprobe(dev) == 0) {
183 nsp_release_resource(dev);
184 return(ENXIO);
185 }
186
187 nsp_release_resource(dev);
188
189 return(0);
190}
191
192static int
193nsp_pccard_attach(DEVPORT_PDEVICE dev)
194{
195 struct nsp_softc *sc = device_get_softc(dev);
196 int error;
197
198 error = nsp_alloc_resource(dev);
199 if (error) {
200 return(error);
201 }
202
203 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_CAM,
204 nsp_pccard_intr, (void *)sc, &sc->nsp_intrhand);
205 if (error) {
206 nsp_release_resource(dev);
207 return(error);
208 }
209
210 if (nspattach(dev) == 0) {
211 nsp_release_resource(dev);
212 return(ENXIO);
213 }
214
215 return(0);
216}
217
218static void
219nsp_pccard_detach(DEVPORT_PDEVICE dev)
220{
221 nsp_card_unload(dev);
222 nsp_release_resource(dev);
223}
224
225static device_method_t nsp_pccard_methods[] = {
226 /* Device interface */
227 DEVMETHOD(device_probe, nsp_pccard_probe),
228 DEVMETHOD(device_attach, nsp_pccard_attach),
229 DEVMETHOD(device_detach, nsp_pccard_detach),
230
231 { 0, 0 }
232};
233
234static driver_t nsp_pccard_driver = {
235 "nsp",
236 nsp_pccard_methods,
237 sizeof(struct nsp_softc),
238};
239
240static devclass_t nsp_devclass;
241
242MODULE_DEPEND(nsp, scsi_low, 1, 1, 1);
243DRIVER_MODULE(nsp, pccard, nsp_pccard_driver, nsp_devclass, 0, 0);
244
245static void
246nsp_card_unload(DEVPORT_PDEVICE devi)
247{
248 struct nsp_softc *sc = DEVPORT_PDEVGET_SOFTC(devi);
249 intrmask_t s;
250
251 printf("%s: unload\n",sc->sc_sclow.sl_xname);
252 s = splcam();
253 scsi_low_deactivate((struct scsi_low_softc *)sc);
254 scsi_low_dettach(&sc->sc_sclow);
255 splx(s);
256}
257
258static int
259nspprobe(DEVPORT_PDEVICE devi)
260{
261 int rv;
262 struct nsp_softc *sc = device_get_softc(devi);
263
264 rv = nspprobesubr(rman_get_bustag(sc->port_res),
265 rman_get_bushandle(sc->port_res),
266 DEVPORT_PDEVFLAGS(devi));
267
268 return rv;
269}
270
271static int
272nspattach(DEVPORT_PDEVICE devi)
273{
274 struct nsp_softc *sc;
275 struct scsi_low_softc *slp;
276 u_int32_t flags = DEVPORT_PDEVFLAGS(devi);
277 u_int iobase = DEVPORT_PDEVIOBASE(devi);
278 intrmask_t s;
279 char dvname[16];
280
281 strcpy(dvname,"nsp");
282
283 if (iobase == 0)
284 {
285 printf("%s: no ioaddr is given\n", dvname);
286 return (0);
287 }
288
289 sc = DEVPORT_PDEVALLOC_SOFTC(devi);
290 if (sc == NULL) {
291 return (0);
292 }
293
294 slp = &sc->sc_sclow;
295 slp->sl_dev = devi;
296 sc->sc_iot = rman_get_bustag(sc->port_res);
297 sc->sc_ioh = rman_get_bushandle(sc->port_res);
298
299 if((flags & PIO_MODE) == 0) {
300 sc->sc_memt = rman_get_bustag(sc->mem_res);
301 sc->sc_memh = rman_get_bushandle(sc->mem_res);
302 } else {
303 sc->sc_memh = 0;
304 }
305 /* slp->sl_irq = devi->pd_irq; */
306 sc->sc_iclkdiv = CLKDIVR_20M;
307 sc->sc_clkdiv = CLKDIVR_40M;
308
309 slp->sl_hostid = NSP_HOSTID;
310 slp->sl_cfgflags = flags;
311
312 s = splcam();
313 nspattachsubr(sc);
314 splx(s);
315
316 return(NSP_IOSIZE);
317}