2 * pcmciamtd.c - MTD driver for PCMCIA flash memory cards
4 * Author: Simon Evans <spse@secret.org.uk>
6 * Copyright (C) 2002 Simon Evans
12 #include <linux/module.h>
13 #include <linux/slab.h>
14 #include <linux/timer.h>
15 #include <linux/init.h>
17 #include <asm/system.h>
19 #include <pcmcia/cs.h>
20 #include <pcmcia/cistpl.h>
21 #include <pcmcia/ds.h>
23 #include <linux/mtd/map.h>
24 #include <linux/mtd/mtd.h>
26 #ifdef CONFIG_MTD_DEBUG
27 static int debug = CONFIG_MTD_DEBUG_VERBOSE;
28 module_param(debug, int, 0);
29 MODULE_PARM_DESC(debug, "Set Debug Level 0=quiet, 5=noisy");
31 #define DEBUG(n, format, arg...) \
33 printk(KERN_DEBUG __FILE__ ":%s(): " format "\n", __func__ , ## arg); \
38 #define DEBUG(n, arg...)
39 static const int debug = 0;
42 #define info(format, arg...) printk(KERN_INFO "pcmciamtd: " format "\n" , ## arg)
44 #define DRIVER_DESC "PCMCIA Flash memory card driver"
46 /* Size of the PCMCIA address space: 26 bits = 64 MB */
47 #define MAX_PCMCIA_ADDR 0x4000000
49 struct pcmciamtd_dev {
50 struct pcmcia_device *p_dev;
51 caddr_t win_base; /* ioremapped address of PCMCIA window */
52 unsigned int win_size; /* size of window */
53 unsigned int offset; /* offset into card the window currently points at */
54 struct map_info pcmcia_map;
55 struct mtd_info *mtd_info;
57 char mtd_name[sizeof(struct cistpl_vers_1_t)];
61 /* Module parameters */
63 /* 2 = do 16-bit transfers, 1 = do 8-bit transfers */
64 static int bankwidth = 2;
66 /* Speed of memory accesses, in ns */
69 /* Force the size of an SRAM card */
70 static int force_size;
78 /* Force card to be treated as FLASH, ROM or RAM */
81 MODULE_LICENSE("GPL");
82 MODULE_AUTHOR("Simon Evans <spse@secret.org.uk>");
83 MODULE_DESCRIPTION(DRIVER_DESC);
84 module_param(bankwidth, int, 0);
85 MODULE_PARM_DESC(bankwidth, "Set bankwidth (1=8 bit, 2=16 bit, default=2)");
86 module_param(mem_speed, int, 0);
87 MODULE_PARM_DESC(mem_speed, "Set memory access speed in ns");
88 module_param(force_size, int, 0);
89 MODULE_PARM_DESC(force_size, "Force size of card in MiB (1-64)");
90 module_param(setvpp, int, 0);
91 MODULE_PARM_DESC(setvpp, "Set Vpp (0=Never, 1=On writes, 2=Always on, default=0)");
92 module_param(vpp, int, 0);
93 MODULE_PARM_DESC(vpp, "Vpp value in 1/10ths eg 33=3.3V 120=12V (Dangerous)");
94 module_param(mem_type, int, 0);
95 MODULE_PARM_DESC(mem_type, "Set Memory type (0=Flash, 1=RAM, 2=ROM, default=0)");
98 /* read/write{8,16} copy_{from,to} routines with window remapping
99 * to access whole card
101 static caddr_t remap_window(struct map_info *map, unsigned long to)
103 struct pcmciamtd_dev *dev = (struct pcmciamtd_dev *)map->map_priv_1;
104 window_handle_t win = (window_handle_t)map->map_priv_2;
108 if (!pcmcia_dev_present(dev->p_dev)) {
109 DEBUG(1, "device removed");
113 mrq.CardOffset = to & ~(dev->win_size-1);
114 if(mrq.CardOffset != dev->offset) {
115 DEBUG(2, "Remapping window from 0x%8.8x to 0x%8.8x",
116 dev->offset, mrq.CardOffset);
118 ret = pcmcia_map_mem_page(dev->p_dev, win, &mrq);
121 dev->offset = mrq.CardOffset;
123 return dev->win_base + (to & (dev->win_size-1));
127 static map_word pcmcia_read8_remap(struct map_info *map, unsigned long ofs)
132 addr = remap_window(map, ofs);
136 d.x[0] = readb(addr);
137 DEBUG(3, "ofs = 0x%08lx (%p) data = 0x%02lx", ofs, addr, d.x[0]);
142 static map_word pcmcia_read16_remap(struct map_info *map, unsigned long ofs)
147 addr = remap_window(map, ofs);
151 d.x[0] = readw(addr);
152 DEBUG(3, "ofs = 0x%08lx (%p) data = 0x%04lx", ofs, addr, d.x[0]);
157 static void pcmcia_copy_from_remap(struct map_info *map, void *to, unsigned long from, ssize_t len)
159 struct pcmciamtd_dev *dev = (struct pcmciamtd_dev *)map->map_priv_1;
160 unsigned long win_size = dev->win_size;
162 DEBUG(3, "to = %p from = %lu len = %zd", to, from, len);
164 int toread = win_size - (from & (win_size-1));
170 addr = remap_window(map, from);
174 DEBUG(4, "memcpy from %p to %p len = %d", addr, to, toread);
175 memcpy_fromio(to, addr, toread);
183 static void pcmcia_write8_remap(struct map_info *map, map_word d, unsigned long adr)
185 caddr_t addr = remap_window(map, adr);
190 DEBUG(3, "adr = 0x%08lx (%p) data = 0x%02lx", adr, addr, d.x[0]);
191 writeb(d.x[0], addr);
195 static void pcmcia_write16_remap(struct map_info *map, map_word d, unsigned long adr)
197 caddr_t addr = remap_window(map, adr);
201 DEBUG(3, "adr = 0x%08lx (%p) data = 0x%04lx", adr, addr, d.x[0]);
202 writew(d.x[0], addr);
206 static void pcmcia_copy_to_remap(struct map_info *map, unsigned long to, const void *from, ssize_t len)
208 struct pcmciamtd_dev *dev = (struct pcmciamtd_dev *)map->map_priv_1;
209 unsigned long win_size = dev->win_size;
211 DEBUG(3, "to = %lu from = %p len = %zd", to, from, len);
213 int towrite = win_size - (to & (win_size-1));
219 addr = remap_window(map, to);
223 DEBUG(4, "memcpy from %p to %p len = %d", from, addr, towrite);
224 memcpy_toio(addr, from, towrite);
232 /* read/write{8,16} copy_{from,to} routines with direct access */
234 #define DEV_REMOVED(x) (!(pcmcia_dev_present(((struct pcmciamtd_dev *)map->map_priv_1)->p_dev)))
236 static map_word pcmcia_read8(struct map_info *map, unsigned long ofs)
238 caddr_t win_base = (caddr_t)map->map_priv_2;
244 d.x[0] = readb(win_base + ofs);
245 DEBUG(3, "ofs = 0x%08lx (%p) data = 0x%02lx",
246 ofs, win_base + ofs, d.x[0]);
251 static map_word pcmcia_read16(struct map_info *map, unsigned long ofs)
253 caddr_t win_base = (caddr_t)map->map_priv_2;
259 d.x[0] = readw(win_base + ofs);
260 DEBUG(3, "ofs = 0x%08lx (%p) data = 0x%04lx",
261 ofs, win_base + ofs, d.x[0]);
266 static void pcmcia_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len)
268 caddr_t win_base = (caddr_t)map->map_priv_2;
273 DEBUG(3, "to = %p from = %lu len = %zd", to, from, len);
274 memcpy_fromio(to, win_base + from, len);
278 static void pcmcia_write8(struct map_info *map, map_word d, unsigned long adr)
280 caddr_t win_base = (caddr_t)map->map_priv_2;
285 DEBUG(3, "adr = 0x%08lx (%p) data = 0x%02lx",
286 adr, win_base + adr, d.x[0]);
287 writeb(d.x[0], win_base + adr);
291 static void pcmcia_write16(struct map_info *map, map_word d, unsigned long adr)
293 caddr_t win_base = (caddr_t)map->map_priv_2;
298 DEBUG(3, "adr = 0x%08lx (%p) data = 0x%04lx",
299 adr, win_base + adr, d.x[0]);
300 writew(d.x[0], win_base + adr);
304 static void pcmcia_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len)
306 caddr_t win_base = (caddr_t)map->map_priv_2;
311 DEBUG(3, "to = %lu from = %p len = %zd", to, from, len);
312 memcpy_toio(win_base + to, from, len);
316 static void pcmciamtd_set_vpp(struct map_info *map, int on)
318 struct pcmciamtd_dev *dev = (struct pcmciamtd_dev *)map->map_priv_1;
319 struct pcmcia_device *link = dev->p_dev;
323 mod.Attributes = CONF_VPP1_CHANGE_VALID | CONF_VPP2_CHANGE_VALID;
325 mod.Vpp1 = mod.Vpp2 = on ? dev->vpp : 0;
327 DEBUG(2, "dev = %p on = %d vpp = %d\n", dev, on, dev->vpp);
328 ret = pcmcia_modify_configuration(link, &mod);
332 /* After a card is removed, pcmciamtd_release() will unregister the
333 * device, and release the PCMCIA configuration. If the device is
334 * still open, this will be postponed until it is closed.
337 static void pcmciamtd_release(struct pcmcia_device *link)
339 struct pcmciamtd_dev *dev = link->priv;
341 DEBUG(3, "link = 0x%p", link);
345 iounmap(dev->win_base);
346 dev->win_base = NULL;
348 pcmcia_release_window(link, link->win);
350 pcmcia_disable_device(link);
354 #ifdef CONFIG_MTD_DEBUG
355 static int pcmciamtd_cistpl_format(struct pcmcia_device *p_dev,
361 if (!pcmcia_parse_tuple(tuple, &parse)) {
362 cistpl_format_t *t = &parse.format;
363 (void)t; /* Shut up, gcc */
364 DEBUG(2, "Format type: %u, Error Detection: %u, offset = %u, length =%u",
365 t->type, t->edc, t->offset, t->length);
370 static int pcmciamtd_cistpl_jedec(struct pcmcia_device *p_dev,
377 if (!pcmcia_parse_tuple(tuple, &parse)) {
378 cistpl_jedec_t *t = &parse.jedec;
379 for (i = 0; i < t->nid; i++)
380 DEBUG(2, "JEDEC: 0x%02x 0x%02x",
381 t->id[i].mfr, t->id[i].info);
387 static int pcmciamtd_cistpl_device(struct pcmcia_device *p_dev,
391 struct pcmciamtd_dev *dev = priv_data;
393 cistpl_device_t *t = &parse.device;
396 if (pcmcia_parse_tuple(tuple, &parse))
399 DEBUG(2, "Common memory:");
400 dev->pcmcia_map.size = t->dev[0].size;
401 /* from here on: DEBUG only */
402 for (i = 0; i < t->ndev; i++) {
403 DEBUG(2, "Region %d, type = %u", i, t->dev[i].type);
404 DEBUG(2, "Region %d, wp = %u", i, t->dev[i].wp);
405 DEBUG(2, "Region %d, speed = %u ns", i, t->dev[i].speed);
406 DEBUG(2, "Region %d, size = %u bytes", i, t->dev[i].size);
411 static int pcmciamtd_cistpl_geo(struct pcmcia_device *p_dev,
415 struct pcmciamtd_dev *dev = priv_data;
417 cistpl_device_geo_t *t = &parse.device_geo;
420 if (pcmcia_parse_tuple(tuple, &parse))
423 dev->pcmcia_map.bankwidth = t->geo[0].buswidth;
424 /* from here on: DEBUG only */
425 for (i = 0; i < t->ngeo; i++) {
426 DEBUG(2, "region: %d bankwidth = %u", i, t->geo[i].buswidth);
427 DEBUG(2, "region: %d erase_block = %u", i, t->geo[i].erase_block);
428 DEBUG(2, "region: %d read_block = %u", i, t->geo[i].read_block);
429 DEBUG(2, "region: %d write_block = %u", i, t->geo[i].write_block);
430 DEBUG(2, "region: %d partition = %u", i, t->geo[i].partition);
431 DEBUG(2, "region: %d interleave = %u", i, t->geo[i].interleave);
437 static void card_settings(struct pcmciamtd_dev *dev, struct pcmcia_device *p_dev, int *new_name)
441 if (p_dev->prod_id[0]) {
442 dev->mtd_name[0] = '\0';
443 for (i = 0; i < 4; i++) {
445 strcat(dev->mtd_name, " ");
446 if (p_dev->prod_id[i])
447 strcat(dev->mtd_name, p_dev->prod_id[i]);
449 DEBUG(2, "Found name: %s", dev->mtd_name);
452 #ifdef CONFIG_MTD_DEBUG
453 pcmcia_loop_tuple(p_dev, CISTPL_FORMAT, pcmciamtd_cistpl_format, NULL);
454 pcmcia_loop_tuple(p_dev, CISTPL_JEDEC_C, pcmciamtd_cistpl_jedec, NULL);
456 pcmcia_loop_tuple(p_dev, CISTPL_DEVICE, pcmciamtd_cistpl_device, dev);
457 pcmcia_loop_tuple(p_dev, CISTPL_DEVICE_GEO, pcmciamtd_cistpl_geo, dev);
459 if(!dev->pcmcia_map.size)
460 dev->pcmcia_map.size = MAX_PCMCIA_ADDR;
462 if(!dev->pcmcia_map.bankwidth)
463 dev->pcmcia_map.bankwidth = 2;
466 dev->pcmcia_map.size = force_size << 20;
467 DEBUG(2, "size forced to %dM", force_size);
471 dev->pcmcia_map.bankwidth = bankwidth;
472 DEBUG(2, "bankwidth forced to %d", bankwidth);
475 dev->pcmcia_map.name = dev->mtd_name;
476 if(!dev->mtd_name[0]) {
477 strcpy(dev->mtd_name, "PCMCIA Memory card");
481 DEBUG(1, "Device: Size: %lu Width:%d Name: %s",
482 dev->pcmcia_map.size,
483 dev->pcmcia_map.bankwidth << 3, dev->mtd_name);
487 /* pcmciamtd_config() is scheduled to run after a CARD_INSERTION event
488 * is received, to configure the PCMCIA socket, and to make the
489 * MTD device available to the system.
492 static int pcmciamtd_config(struct pcmcia_device *link)
494 struct pcmciamtd_dev *dev = link->priv;
495 struct mtd_info *mtd = NULL;
499 static char *probes[] = { "jedec_probe", "cfi_probe" };
502 DEBUG(3, "link=0x%p", link);
504 card_settings(dev, link, &new_name);
506 dev->pcmcia_map.phys = NO_XIP;
507 dev->pcmcia_map.copy_from = pcmcia_copy_from_remap;
508 dev->pcmcia_map.copy_to = pcmcia_copy_to_remap;
509 if (dev->pcmcia_map.bankwidth == 1) {
510 dev->pcmcia_map.read = pcmcia_read8_remap;
511 dev->pcmcia_map.write = pcmcia_write8_remap;
513 dev->pcmcia_map.read = pcmcia_read16_remap;
514 dev->pcmcia_map.write = pcmcia_write16_remap;
517 dev->pcmcia_map.set_vpp = pcmciamtd_set_vpp;
519 /* Request a memory window for PCMCIA. Some architeures can map windows
520 * upto the maximum that PCMCIA can support (64MiB) - this is ideal and
521 * we aim for a window the size of the whole card - otherwise we try
522 * smaller windows until we succeed
525 req.Attributes = WIN_MEMORY_TYPE_CM | WIN_ENABLE;
526 req.Attributes |= (dev->pcmcia_map.bankwidth == 1) ? WIN_DATA_WIDTH_8 : WIN_DATA_WIDTH_16;
528 req.AccessSpeed = mem_speed;
529 link->win = (window_handle_t)link;
530 req.Size = (force_size) ? force_size << 20 : MAX_PCMCIA_ADDR;
535 DEBUG(2, "requesting window with size = %dKiB memspeed = %d",
536 req.Size >> 10, req.AccessSpeed);
537 ret = pcmcia_request_window(link, &req, &link->win);
538 DEBUG(2, "ret = %d dev->win_size = %d", ret, dev->win_size);
542 DEBUG(2, "Got window of size %dKiB", req.Size >> 10);
543 dev->win_size = req.Size;
546 } while(req.Size >= 0x1000);
548 DEBUG(2, "dev->win_size = %d", dev->win_size);
551 dev_err(&dev->p_dev->dev, "Cannot allocate memory window\n");
552 pcmciamtd_release(link);
555 DEBUG(1, "Allocated a window of %dKiB", dev->win_size >> 10);
557 /* Get write protect status */
558 DEBUG(2, "window handle = 0x%8.8lx", (unsigned long)link->win);
559 dev->win_base = ioremap(req.Base, req.Size);
561 dev_err(&dev->p_dev->dev, "ioremap(%lu, %u) failed\n",
563 pcmciamtd_release(link);
566 DEBUG(1, "mapped window dev = %p req.base = 0x%lx base = %p size = 0x%x",
567 dev, req.Base, dev->win_base, req.Size);
570 dev->pcmcia_map.map_priv_1 = (unsigned long)dev;
571 dev->pcmcia_map.map_priv_2 = (unsigned long)link->win;
573 dev->vpp = (vpp) ? vpp : link->socket->socket.Vpp;
574 link->conf.Attributes = 0;
576 link->conf.Vpp = dev->vpp;
581 link->conf.IntType = INT_MEMORY;
582 link->conf.ConfigIndex = 0;
583 DEBUG(2, "Setting Configuration");
584 ret = pcmcia_request_configuration(link, &link->conf);
587 iounmap(dev->win_base);
588 dev->win_base = NULL;
594 mtd = do_map_probe("map_ram", &dev->pcmcia_map);
595 } else if(mem_type == 2) {
596 mtd = do_map_probe("map_rom", &dev->pcmcia_map);
598 for(i = 0; i < ARRAY_SIZE(probes); i++) {
599 DEBUG(1, "Trying %s", probes[i]);
600 mtd = do_map_probe(probes[i], &dev->pcmcia_map);
604 DEBUG(1, "FAILED: %s", probes[i]);
609 DEBUG(1, "Can not find an MTD");
610 pcmciamtd_release(link);
615 mtd->owner = THIS_MODULE;
620 /* Since we are using a default name, make it better by adding
623 if(mtd->size < 1048576) { /* <1MiB in size, show size in KiB */
624 size = mtd->size >> 10;
627 size = mtd->size >> 20;
630 snprintf(dev->mtd_name, sizeof(dev->mtd_name), "%d%ciB %s", size, unit, "PCMCIA Memory card");
633 /* If the memory found is fits completely into the mapped PCMCIA window,
634 use the faster non-remapping read/write functions */
635 if(mtd->size <= dev->win_size) {
636 DEBUG(1, "Using non remapping memory functions");
637 dev->pcmcia_map.map_priv_2 = (unsigned long)dev->win_base;
638 if (dev->pcmcia_map.bankwidth == 1) {
639 dev->pcmcia_map.read = pcmcia_read8;
640 dev->pcmcia_map.write = pcmcia_write8;
642 dev->pcmcia_map.read = pcmcia_read16;
643 dev->pcmcia_map.write = pcmcia_write16;
645 dev->pcmcia_map.copy_from = pcmcia_copy_from;
646 dev->pcmcia_map.copy_to = pcmcia_copy_to;
649 if(add_mtd_device(mtd)) {
651 dev->mtd_info = NULL;
652 dev_err(&dev->p_dev->dev,
653 "Could not register the MTD device\n");
654 pcmciamtd_release(link);
657 dev_info(&dev->p_dev->dev, "mtd%d: %s\n", mtd->index, mtd->name);
660 dev_err(&dev->p_dev->dev, "CS Error, exiting\n");
661 pcmciamtd_release(link);
666 static int pcmciamtd_suspend(struct pcmcia_device *dev)
668 DEBUG(2, "EVENT_PM_RESUME");
670 /* get_lock(link); */
675 static int pcmciamtd_resume(struct pcmcia_device *dev)
677 DEBUG(2, "EVENT_PM_SUSPEND");
679 /* free_lock(link); */
685 /* This deletes a driver "instance". The device is de-registered
686 * with Card Services. If it has been released, all local data
687 * structures are freed. Otherwise, the structures will be freed
688 * when the device is released.
691 static void pcmciamtd_detach(struct pcmcia_device *link)
693 struct pcmciamtd_dev *dev = link->priv;
695 DEBUG(3, "link=0x%p", link);
698 del_mtd_device(dev->mtd_info);
699 dev_info(&dev->p_dev->dev, "mtd%d: Removing\n",
700 dev->mtd_info->index);
701 map_destroy(dev->mtd_info);
704 pcmciamtd_release(link);
708 /* pcmciamtd_attach() creates an "instance" of the driver, allocating
709 * local data structures for one device. The device is registered
710 * with Card Services.
713 static int pcmciamtd_probe(struct pcmcia_device *link)
715 struct pcmciamtd_dev *dev;
717 /* Create new memory card device */
718 dev = kzalloc(sizeof(*dev), GFP_KERNEL);
719 if (!dev) return -ENOMEM;
720 DEBUG(1, "dev=0x%p", dev);
725 link->conf.Attributes = 0;
726 link->conf.IntType = INT_MEMORY;
728 return pcmciamtd_config(link);
731 static struct pcmcia_device_id pcmciamtd_ids[] = {
732 PCMCIA_DEVICE_FUNC_ID(1),
733 PCMCIA_DEVICE_PROD_ID123("IO DATA", "PCS-2M", "2MB SRAM", 0x547e66dc, 0x1fed36cd, 0x36eadd21),
734 PCMCIA_DEVICE_PROD_ID12("IBM", "2MB SRAM", 0xb569a6e5, 0x36eadd21),
735 PCMCIA_DEVICE_PROD_ID12("IBM", "4MB FLASH", 0xb569a6e5, 0x8bc54d2a),
736 PCMCIA_DEVICE_PROD_ID12("IBM", "8MB FLASH", 0xb569a6e5, 0x6df1be3e),
737 PCMCIA_DEVICE_PROD_ID12("Intel", "S2E20SW", 0x816cc815, 0xd14c9dcf),
738 PCMCIA_DEVICE_PROD_ID12("Intel", "S2E8 SW", 0x816cc815, 0xa2d7dedb),
739 PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-02 ", 0x40ade711, 0x145cea5c),
740 PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-04 ", 0x40ade711, 0x42064dda),
741 PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-20 ", 0x40ade711, 0x25ee5cb0),
742 PCMCIA_DEVICE_PROD_ID12("intel", "VALUE SERIES 100 ", 0x40ade711, 0xdf8506d8),
743 PCMCIA_DEVICE_PROD_ID12("KINGMAX TECHNOLOGY INC.", "SRAM 256K Bytes", 0x54d0c69c, 0xad12c29c),
744 PCMCIA_DEVICE_PROD_ID12("Maxtor", "MAXFL MobileMax Flash Memory Card", 0xb68968c8, 0x2dfb47b0),
745 PCMCIA_DEVICE_PROD_ID123("M-Systems", "M-SYS Flash Memory Card", "(c) M-Systems", 0x7ed2ad87, 0x675dc3fb, 0x7aef3965),
746 PCMCIA_DEVICE_PROD_ID12("PRETEC", " 2MB SRAM CARD", 0xebf91155, 0x805360ca),
747 PCMCIA_DEVICE_PROD_ID12("SEIKO EPSON", "WWB101EN20", 0xf9876baf, 0xad0b207b),
748 PCMCIA_DEVICE_PROD_ID12("SEIKO EPSON", "WWB513EN20", 0xf9876baf, 0xe8d884ad),
749 PCMCIA_DEVICE_PROD_ID12("SMART Modular Technologies", " 4MB FLASH Card", 0x96fd8277, 0x737a5b05),
750 PCMCIA_DEVICE_PROD_ID12("Starfish, Inc.", "REX-3000", 0x05ddca47, 0xe7d67bca),
751 PCMCIA_DEVICE_PROD_ID12("Starfish, Inc.", "REX-4100", 0x05ddca47, 0x7bc32944),
752 /* the following was commented out in pcmcia-cs-3.2.7 */
753 /* PCMCIA_DEVICE_PROD_ID12("RATOC Systems,Inc.", "SmartMedia ADAPTER PC Card", 0xf4a2fefe, 0x5885b2ae), */
754 #ifdef CONFIG_MTD_PCMCIA_ANONYMOUS
755 { .match_flags = PCMCIA_DEV_ID_MATCH_ANONYMOUS, },
759 MODULE_DEVICE_TABLE(pcmcia, pcmciamtd_ids);
761 static struct pcmcia_driver pcmciamtd_driver = {
765 .probe = pcmciamtd_probe,
766 .remove = pcmciamtd_detach,
767 .owner = THIS_MODULE,
768 .id_table = pcmciamtd_ids,
769 .suspend = pcmciamtd_suspend,
770 .resume = pcmciamtd_resume,
774 static int __init init_pcmciamtd(void)
778 if(bankwidth && bankwidth != 1 && bankwidth != 2) {
779 info("bad bankwidth (%d), using default", bankwidth);
782 if(force_size && (force_size < 1 || force_size > 64)) {
783 info("bad force_size (%d), using default", force_size);
786 if(mem_type && mem_type != 1 && mem_type != 2) {
787 info("bad mem_type (%d), using default", mem_type);
790 return pcmcia_register_driver(&pcmciamtd_driver);
794 static void __exit exit_pcmciamtd(void)
796 DEBUG(1, DRIVER_DESC " unloading");
797 pcmcia_unregister_driver(&pcmciamtd_driver);
800 module_init(init_pcmciamtd);
801 module_exit(exit_pcmciamtd);