ncr53c500_pccard.c revision 70834 
1/*	$FreeBSD: head/sys/dev/ncv/ncr53c500_pccard.c 70834 2001-01-09 04:33:49Z wollman $	*/
2/*	$NecBSD: ncr53c500_pisa.c,v 1.28 1998/11/26 01:59:11 honda Exp $	*/
3/*	$NetBSD$	*/
4
5/*
6 * [Ported for FreeBSD]
7 *  Copyright (c) 2000
8 *      Noriaki Mitsunaga, Mitsuru Iwasaki and Takanori Watanabe.
9 *      All rights reserved.
10 * [NetBSD for NEC PC-98 series]
11 *  Copyright (c) 1995, 1996, 1997, 1998
12 *	NetBSD/pc98 porting staff. All rights reserved.
13 *  Copyright (c) 1995, 1996, 1997, 1998
14 *	Naofumi HONDA. All rights reserved.
15 *
16 *  Redistribution and use in source and binary forms, with or without
17 *  modification, are permitted provided that the following conditions
18 *  are met:
19 *  1. Redistributions of source code must retain the above copyright
20 *     notice, this list of conditions and the following disclaimer.
21 *  2. Redistributions in binary form must reproduce the above copyright
22 *     notice, this list of conditions and the following disclaimer in the
23 *     documentation and/or other materials provided with the distribution.
24 *  3. The name of the author may not be used to endorse or promote products
25 *     derived from this software without specific prior written permission.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
28 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
29 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
30 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
31 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
32 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
33 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
36 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 * POSSIBILITY OF SUCH DAMAGE.
38 */
39
40#include <sys/param.h>
41#include <sys/systm.h>
42#include <sys/disklabel.h>
43#if defined(__FreeBSD__) && __FreeBSD_version >= 500001
44#include <sys/bio.h>
45#endif
46#include <sys/buf.h>
47#include <sys/queue.h>
48#include <sys/malloc.h>
49#include <sys/errno.h>
50
51#include <vm/vm.h>
52
53#include <machine/bus.h>
54#include <machine/bus_pio.h>
55#include <i386/isa/isa_device.h>
56
57#include <machine/dvcfg.h>
58
59#if defined(__FreeBSD__) && __FreeBSD_version < 400001
60static struct ncv_softc *ncv_get_softc(int);
61extern struct ncv_softc *ncvdata[];
62#define DEVPORT_ALLOCSOFTCFUNC	ncv_get_softc
63#define DEVPORT_SOFTCARRAY	ncvdata
64#endif
65#include <sys/device_port.h>
66
67#include <cam/scsi/scsi_low.h>
68#include <cam/scsi/scsi_low_pisa.h>
69
70#include <dev/ncv/ncr53c500reg.h>
71#include <dev/ncv/ncr53c500hw.h>
72#include <dev/ncv/ncr53c500var.h>
73#if defined(__NetBSD__) || (defined(__FreeBSD__) && __FreeBSD_version < 400001)
74#include "ncv.h"
75#endif
76
77#define KME_KXLC004_01 0x100
78#define OFFSET_KME_KXLC004_01 0x10
79
80/* pccard support */
81#include	"apm.h"
82#if NAPM > 0
83#include	<machine/apm_bios.h>
84#endif /* NAPM > 0 */
85
86#include	"card.h"
87#if NCARD > 0
88#include	<sys/kernel.h>
89#include	<sys/module.h>
90#if !defined(__FreeBSD__) || __FreeBSD_version < 500014
91#include	<sys/select.h>
92#endif
93#include	<pccard/cardinfo.h>
94#include	<pccard/slot.h>
95
96static int ncvprobe(DEVPORT_PDEVICE devi);
97static int ncvattach(DEVPORT_PDEVICE devi);
98
99static int	ncv_card_intr __P((DEVPORT_PDEVICE));
100static void	ncv_card_unload __P((DEVPORT_PDEVICE));
101#if defined(__FreeBSD__) && __FreeBSD_version < 400001
102static int	ncv_card_init __P((DEVPORT_PDEVICE));
103#endif
104
105#if defined(__FreeBSD__) && __FreeBSD_version >= 400001
106/*
107 * Additional code for FreeBSD new-bus PCCard frontend
108 */
109
110static void
111ncv_pccard_intr(void * arg)
112{
113	ncvintr(arg);
114}
115
116static void
117ncv_release_resource(DEVPORT_PDEVICE dev)
118{
119	struct ncv_softc	*sc = device_get_softc(dev);
120
121	if (sc->ncv_intrhand) {
122		bus_teardown_intr(dev, sc->irq_res, sc->ncv_intrhand);
123	}
124
125	if (sc->port_res) {
126		bus_release_resource(dev, SYS_RES_IOPORT,
127				     sc->port_rid, sc->port_res);
128	}
129
130	if (sc->irq_res) {
131		bus_release_resource(dev, SYS_RES_IRQ,
132				     sc->irq_rid, sc->irq_res);
133	}
134
135	if (sc->mem_res) {
136		bus_release_resource(dev, SYS_RES_MEMORY,
137				     sc->mem_rid, sc->mem_res);
138	}
139}
140
141static int
142ncv_alloc_resource(DEVPORT_PDEVICE dev)
143{
144	struct ncv_softc	*sc = device_get_softc(dev);
145	u_int32_t		flags = DEVPORT_PDEVFLAGS(dev);
146	u_int			iobase = DEVPORT_PDEVIOBASE(dev);
147	u_long			maddr, msize;
148	int			error;
149	bus_addr_t		offset = 0;
150
151	if(flags & KME_KXLC004_01)
152		offset = OFFSET_KME_KXLC004_01;
153
154	sc->port_rid = 0;
155	sc->port_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->port_rid,
156					  iobase+offset, ~0, NCVIOSZ, RF_ACTIVE);
157	if (sc->port_res == NULL) {
158		ncv_release_resource(dev);
159		return(ENOMEM);
160	}
161
162	sc->irq_rid = 0;
163	sc->irq_res = bus_alloc_resource(dev, SYS_RES_IRQ, &sc->irq_rid,
164					 0, ~0, 1, RF_ACTIVE);
165	if (sc->irq_res == NULL) {
166		ncv_release_resource(dev);
167		return(ENOMEM);
168	}
169
170	error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &maddr, &msize);
171	if (error) {
172		return(0);	/* XXX */
173	}
174
175	/* no need to allocate memory if not configured */
176	if (maddr == 0 || msize == 0) {
177		return(0);
178	}
179
180	sc->mem_rid = 0;
181	sc->mem_res = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->mem_rid,
182					 0, ~0, msize, RF_ACTIVE);
183	if (sc->mem_res == NULL) {
184		ncv_release_resource(dev);
185		return(ENOMEM);
186	}
187
188	return(0);
189}
190
191static int
192ncv_pccard_probe(DEVPORT_PDEVICE dev)
193{
194	struct ncv_softc	*sc = device_get_softc(dev);
195	int			error;
196
197	bzero(sc, sizeof(struct ncv_softc));
198
199	error = ncv_alloc_resource(dev);
200	if (error) {
201		return(error);
202	}
203
204	if (ncvprobe(dev) == 0) {
205		ncv_release_resource(dev);
206		return(ENXIO);
207	}
208
209	ncv_release_resource(dev);
210
211	return(0);
212}
213
214static int
215ncv_pccard_attach(DEVPORT_PDEVICE dev)
216{
217	struct ncv_softc	*sc = device_get_softc(dev);
218	int			error;
219
220	error = ncv_alloc_resource(dev);
221	if (error) {
222		return(error);
223	}
224
225	error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_CAM,
226			       ncv_pccard_intr, (void *)sc, &sc->ncv_intrhand);
227	if (error) {
228		ncv_release_resource(dev);
229		return(error);
230	}
231
232	if (ncvattach(dev) == 0) {
233		ncv_release_resource(dev);
234		return(ENXIO);
235	}
236
237	return(0);
238}
239
240static	void
241ncv_pccard_detach(DEVPORT_PDEVICE dev)
242{
243	ncv_card_unload(dev);
244	ncv_release_resource(dev);
245}
246
247static device_method_t ncv_pccard_methods[] = {
248	/* Device interface */
249	DEVMETHOD(device_probe,		ncv_pccard_probe),
250	DEVMETHOD(device_attach,	ncv_pccard_attach),
251	DEVMETHOD(device_detach,	ncv_pccard_detach),
252
253	{ 0, 0 }
254};
255
256static driver_t ncv_pccard_driver = {
257	"ncv",
258	ncv_pccard_methods,
259	sizeof(struct ncv_softc),
260};
261
262static devclass_t ncv_devclass;
263
264DRIVER_MODULE(ncv, pccard, ncv_pccard_driver, ncv_devclass, 0, 0);
265
266#else
267
268PCCARD_MODULE(ncv, ncv_card_init, ncv_card_unload, ncv_card_intr, 0, cam_imask);
269
270#endif
271
272#if defined(__FreeBSD__) && __FreeBSD_version < 400001
273static struct ncv_softc *
274ncv_get_softc(int unit)
275{
276	struct ncv_softc *sc;
277
278	if (unit >= NNCV) {
279		return(NULL);
280	}
281
282	if (ncvdata[unit] == NULL) {
283		sc = malloc(sizeof(struct ncv_softc), M_TEMP,M_NOWAIT);
284		if (sc == NULL) {
285			printf("ncv_get_softc: cannot malloc!\n");
286			return(NULL);
287		}
288		ncvdata[unit] = sc;
289	} else {
290		sc = ncvdata[unit];
291	}
292
293	return(sc);
294}
295
296static int
297ncv_card_init(DEVPORT_PDEVICE devi)
298{
299	int unit = DEVPORT_PDEVUNIT(devi);
300
301	if (NNCV <= unit)
302		return (ENODEV);
303
304	if (ncvprobe(devi) == 0)
305		return (ENXIO);
306
307	if (ncvattach(devi) == 0)
308		return (ENXIO);
309	return (0);
310}
311#endif
312
313static void
314ncv_card_unload(DEVPORT_PDEVICE devi)
315{
316	struct ncv_softc *sc = DEVPORT_PDEVGET_SOFTC(devi);
317
318	printf("%s: unload\n", sc->sc_sclow.sl_xname);
319	scsi_low_deactivate((struct scsi_low_softc *)sc);
320        scsi_low_dettach(&sc->sc_sclow);
321}
322
323static int
324ncv_card_intr(DEVPORT_PDEVICE devi)
325{
326
327	ncvintr(DEVPORT_PDEVGET_SOFTC(devi));
328	return 1;
329}
330
331static int
332ncvprobe(DEVPORT_PDEVICE devi)
333{
334	int rv;
335	struct ncv_softc *sc = device_get_softc(devi);
336	u_int32_t flags = DEVPORT_PDEVFLAGS(devi);
337
338#if defined(__FreeBSD__) && __FreeBSD_version >= 400001
339	rv = ncvprobesubr(rman_get_bustag(sc->port_res),
340			  rman_get_bushandle(sc->port_res),
341			  flags, NCV_HOSTID);
342#else
343	bus_addr_t offset = 0;
344	u_int iobase = DEVPORT_PDEVIOBASE(devi);
345
346	if(flags & KME_KXLC004_01)
347		offset = OFFSET_KME_KXLC004_01;
348
349	rv = ncvprobesubr(I386_BUS_SPACE_IO,
350			  iobase + offset,
351			  flags, NCV_HOSTID);
352#endif
353
354	return rv;
355}
356
357static int
358ncvattach(DEVPORT_PDEVICE devi)
359{
360	struct ncv_softc *sc;
361	struct scsi_low_softc *slp;
362	u_int32_t flags = DEVPORT_PDEVFLAGS(devi);
363#if defined(__FreeBSD__) && __FreeBSD_version < 400001
364	int unit = DEVPORT_PDEVUNIT(devi);
365	bus_addr_t offset = 0;
366	u_int iobase = DEVPORT_PDEVIOBASE(devi);
367#endif
368	char dvname[16]; /* SCSI_LOW_DVNAME_LEN */
369
370	strcpy(dvname, "ncv");
371
372#if defined(__FreeBSD__) && __FreeBSD_version < 400001
373	if (unit >= NNCV)
374	{
375		printf("%s: unit number too high\n", dvname);
376		return (0);
377	}
378
379	if (iobase == 0)
380	{
381		printf("%s: no ioaddr is given\n", dvname);
382		return (0);
383	}
384
385	if(flags & KME_KXLC004_01)
386		offset = OFFSET_KME_KXLC004_01;
387#endif
388
389	sc = DEVPORT_PDEVALLOC_SOFTC(devi);
390	if (sc == NULL) {
391		return(0);
392	}
393
394	slp = &sc->sc_sclow;
395#if defined(__FreeBSD__) && __FreeBSD_version >= 400001
396	slp->sl_dev = devi;
397	sc->sc_iot = rman_get_bustag(sc->port_res);
398	sc->sc_ioh = rman_get_bushandle(sc->port_res);
399#else
400	bzero(sc, sizeof(struct ncv_softc));
401	strcpy(slp->sl_dev.dv_xname, dvname);
402	slp->sl_dev.dv_unit = unit;
403	sc->sc_iot = I386_BUS_SPACE_IO;
404	sc->sc_ioh = iobase + offset;
405#endif
406
407	slp->sl_hostid = NCV_HOSTID;
408	slp->sl_cfgflags = flags;
409
410	ncvattachsubr(sc);
411
412	sc->sc_ih = ncvintr;
413
414	return(NCVIOSZ);
415}
416#endif /* NCARD */
417