ncr53c500_pccard.c revision 67848 
1/*	$FreeBSD: head/sys/dev/ncv/ncr53c500_pccard.c 67848 2000-10-29 06:54:32Z non $	*/
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#include	<sys/select.h>
91#include	<pccard/cardinfo.h>
92#include	<pccard/slot.h>
93
94static int ncvprobe(DEVPORT_PDEVICE devi);
95static int ncvattach(DEVPORT_PDEVICE devi);
96
97static int	ncv_card_intr __P((DEVPORT_PDEVICE));
98static void	ncv_card_unload __P((DEVPORT_PDEVICE));
99#if defined(__FreeBSD__) && __FreeBSD_version < 400001
100static int	ncv_card_init __P((DEVPORT_PDEVICE));
101#endif
102
103#if defined(__FreeBSD__) && __FreeBSD_version >= 400001
104/*
105 * Additional code for FreeBSD new-bus PCCard frontend
106 */
107
108static void
109ncv_pccard_intr(void * arg)
110{
111	ncvintr(arg);
112}
113
114static void
115ncv_release_resource(DEVPORT_PDEVICE dev)
116{
117	struct ncv_softc	*sc = device_get_softc(dev);
118
119	if (sc->ncv_intrhand) {
120		bus_teardown_intr(dev, sc->irq_res, sc->ncv_intrhand);
121	}
122
123	if (sc->port_res) {
124		bus_release_resource(dev, SYS_RES_IOPORT,
125				     sc->port_rid, sc->port_res);
126	}
127
128	if (sc->irq_res) {
129		bus_release_resource(dev, SYS_RES_IRQ,
130				     sc->irq_rid, sc->irq_res);
131	}
132
133	if (sc->mem_res) {
134		bus_release_resource(dev, SYS_RES_MEMORY,
135				     sc->mem_rid, sc->mem_res);
136	}
137}
138
139static int
140ncv_alloc_resource(DEVPORT_PDEVICE dev)
141{
142	struct ncv_softc	*sc = device_get_softc(dev);
143	u_int32_t		flags = DEVPORT_PDEVFLAGS(dev);
144	u_int			iobase = DEVPORT_PDEVIOBASE(dev);
145	u_long			maddr, msize;
146	int			error;
147	bus_addr_t		offset = 0;
148
149	if(flags & KME_KXLC004_01)
150		offset = OFFSET_KME_KXLC004_01;
151
152	sc->port_rid = 0;
153	sc->port_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->port_rid,
154					  iobase+offset, ~0, NCVIOSZ, RF_ACTIVE);
155	if (sc->port_res == NULL) {
156		ncv_release_resource(dev);
157		return(ENOMEM);
158	}
159
160	sc->irq_rid = 0;
161	sc->irq_res = bus_alloc_resource(dev, SYS_RES_IRQ, &sc->irq_rid,
162					 0, ~0, 1, RF_ACTIVE);
163	if (sc->irq_res == NULL) {
164		ncv_release_resource(dev);
165		return(ENOMEM);
166	}
167
168	error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &maddr, &msize);
169	if (error) {
170		return(0);	/* XXX */
171	}
172
173	/* no need to allocate memory if not configured */
174	if (maddr == 0 || msize == 0) {
175		return(0);
176	}
177
178	sc->mem_rid = 0;
179	sc->mem_res = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->mem_rid,
180					 0, ~0, msize, RF_ACTIVE);
181	if (sc->mem_res == NULL) {
182		ncv_release_resource(dev);
183		return(ENOMEM);
184	}
185
186	return(0);
187}
188
189static int
190ncv_pccard_probe(DEVPORT_PDEVICE dev)
191{
192	struct ncv_softc	*sc = device_get_softc(dev);
193	int			error;
194
195	bzero(sc, sizeof(struct ncv_softc));
196
197	error = ncv_alloc_resource(dev);
198	if (error) {
199		return(error);
200	}
201
202	if (ncvprobe(dev) == 0) {
203		ncv_release_resource(dev);
204		return(ENXIO);
205	}
206
207	ncv_release_resource(dev);
208
209	return(0);
210}
211
212static int
213ncv_pccard_attach(DEVPORT_PDEVICE dev)
214{
215	struct ncv_softc	*sc = device_get_softc(dev);
216	int			error;
217
218	error = ncv_alloc_resource(dev);
219	if (error) {
220		return(error);
221	}
222
223	error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_CAM,
224			       ncv_pccard_intr, (void *)sc, &sc->ncv_intrhand);
225	if (error) {
226		ncv_release_resource(dev);
227		return(error);
228	}
229
230	if (ncvattach(dev) == 0) {
231		ncv_release_resource(dev);
232		return(ENXIO);
233	}
234
235	return(0);
236}
237
238static	void
239ncv_pccard_detach(DEVPORT_PDEVICE dev)
240{
241	ncv_card_unload(dev);
242	ncv_release_resource(dev);
243}
244
245static device_method_t ncv_pccard_methods[] = {
246	/* Device interface */
247	DEVMETHOD(device_probe,		ncv_pccard_probe),
248	DEVMETHOD(device_attach,	ncv_pccard_attach),
249	DEVMETHOD(device_detach,	ncv_pccard_detach),
250
251	{ 0, 0 }
252};
253
254static driver_t ncv_pccard_driver = {
255	"ncv",
256	ncv_pccard_methods,
257	sizeof(struct ncv_softc),
258};
259
260static devclass_t ncv_devclass;
261
262DRIVER_MODULE(ncv, pccard, ncv_pccard_driver, ncv_devclass, 0, 0);
263
264#else
265
266PCCARD_MODULE(ncv, ncv_card_init, ncv_card_unload, ncv_card_intr, 0, cam_imask);
267
268#endif
269
270#if defined(__FreeBSD__) && __FreeBSD_version < 400001
271static struct ncv_softc *
272ncv_get_softc(int unit)
273{
274	struct ncv_softc *sc;
275
276	if (unit >= NNCV) {
277		return(NULL);
278	}
279
280	if (ncvdata[unit] == NULL) {
281		sc = malloc(sizeof(struct ncv_softc), M_TEMP,M_NOWAIT);
282		if (sc == NULL) {
283			printf("ncv_get_softc: cannot malloc!\n");
284			return(NULL);
285		}
286		ncvdata[unit] = sc;
287	} else {
288		sc = ncvdata[unit];
289	}
290
291	return(sc);
292}
293
294static int
295ncv_card_init(DEVPORT_PDEVICE devi)
296{
297	int unit = DEVPORT_PDEVUNIT(devi);
298
299	if (NNCV <= unit)
300		return (ENODEV);
301
302	if (ncvprobe(devi) == 0)
303		return (ENXIO);
304
305	if (ncvattach(devi) == 0)
306		return (ENXIO);
307	return (0);
308}
309#endif
310
311static void
312ncv_card_unload(DEVPORT_PDEVICE devi)
313{
314	struct ncv_softc *sc = DEVPORT_PDEVGET_SOFTC(devi);
315
316	printf("%s: unload\n", sc->sc_sclow.sl_xname);
317	scsi_low_deactivate((struct scsi_low_softc *)sc);
318        scsi_low_dettach(&sc->sc_sclow);
319}
320
321static int
322ncv_card_intr(DEVPORT_PDEVICE devi)
323{
324
325	ncvintr(DEVPORT_PDEVGET_SOFTC(devi));
326	return 1;
327}
328
329static int
330ncvprobe(DEVPORT_PDEVICE devi)
331{
332	int rv;
333	struct ncv_softc *sc = device_get_softc(devi);
334	u_int32_t flags = DEVPORT_PDEVFLAGS(devi);
335
336#if defined(__FreeBSD__) && __FreeBSD_version >= 400001
337	rv = ncvprobesubr(rman_get_bustag(sc->port_res),
338			  rman_get_bushandle(sc->port_res),
339			  flags, NCV_HOSTID);
340#else
341	bus_addr_t offset = 0;
342	u_int iobase = DEVPORT_PDEVIOBASE(devi);
343
344	if(flags & KME_KXLC004_01)
345		offset = OFFSET_KME_KXLC004_01;
346
347	rv = ncvprobesubr(I386_BUS_SPACE_IO,
348			  iobase + offset,
349			  flags, NCV_HOSTID);
350#endif
351
352	return rv;
353}
354
355static int
356ncvattach(DEVPORT_PDEVICE devi)
357{
358	struct ncv_softc *sc;
359	struct scsi_low_softc *slp;
360	u_int32_t flags = DEVPORT_PDEVFLAGS(devi);
361#if defined(__FreeBSD__) && __FreeBSD_version < 400001
362	int unit = DEVPORT_PDEVUNIT(devi);
363	bus_addr_t offset = 0;
364	u_int iobase = DEVPORT_PDEVIOBASE(devi);
365#endif
366	char dvname[16]; /* SCSI_LOW_DVNAME_LEN */
367
368	strcpy(dvname, "ncv");
369
370#if defined(__FreeBSD__) && __FreeBSD_version < 400001
371	if (unit >= NNCV)
372	{
373		printf("%s: unit number too high\n", dvname);
374		return (0);
375	}
376
377	if (iobase == 0)
378	{
379		printf("%s: no ioaddr is given\n", dvname);
380		return (0);
381	}
382
383	if(flags & KME_KXLC004_01)
384		offset = OFFSET_KME_KXLC004_01;
385#endif
386
387	sc = DEVPORT_PDEVALLOC_SOFTC(devi);
388	if (sc == NULL) {
389		return(0);
390	}
391
392	slp = &sc->sc_sclow;
393#if defined(__FreeBSD__) && __FreeBSD_version >= 400001
394	slp->sl_dev = devi;
395	sc->sc_iot = rman_get_bustag(sc->port_res);
396	sc->sc_ioh = rman_get_bushandle(sc->port_res);
397#else
398	bzero(sc, sizeof(struct ncv_softc));
399	strcpy(slp->sl_dev.dv_xname, dvname);
400	slp->sl_dev.dv_unit = unit;
401	sc->sc_iot = I386_BUS_SPACE_IO;
402	sc->sc_ioh = iobase + offset;
403#endif
404
405	slp->sl_hostid = NCV_HOSTID;
406	slp->sl_cfgflags = flags;
407
408	ncvattachsubr(sc);
409
410	sc->sc_ih = ncvintr;
411
412	return(NCVIOSZ);
413}
414#endif /* NCARD */
415