1 /*======================================================================
3 A driver for PCMCIA IDE/ATA disk cards
5 ide-cs.c 1.3 2002/10/26 05:45:31
7 The contents of this file are subject to the Mozilla Public
8 License Version 1.1 (the "License"); you may not use this file
9 except in compliance with the License. You may obtain a copy of
10 the License at http://www.mozilla.org/MPL/
12 Software distributed under the License is distributed on an "AS
13 IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
14 implied. See the License for the specific language governing
15 rights and limitations under the License.
17 The initial developer of the original code is David A. Hinds
18 <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
19 are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
21 Alternatively, the contents of this file may be used under the
22 terms of the GNU General Public License version 2 (the "GPL"), in
23 which case the provisions of the GPL are applicable instead of the
24 above. If you wish to allow the use of your version of this file
25 only under the terms of the GPL and not to allow others to use
26 your version of this file under the MPL, indicate your decision
27 by deleting the provisions above and replace them with the notice
28 and other provisions required by the GPL. If you do not delete
29 the provisions above, a recipient may use your version of this
30 file under either the MPL or the GPL.
32 ======================================================================*/
34 #include <linux/module.h>
35 #include <linux/kernel.h>
36 #include <linux/init.h>
37 #include <linux/sched.h>
38 #include <linux/ptrace.h>
39 #include <linux/slab.h>
40 #include <linux/string.h>
41 #include <linux/timer.h>
42 #include <linux/ioport.h>
43 #include <linux/ide.h>
44 #include <linux/hdreg.h>
45 #include <linux/major.h>
46 #include <linux/delay.h>
48 #include <asm/system.h>
50 #include <pcmcia/cs_types.h>
51 #include <pcmcia/cs.h>
52 #include <pcmcia/cistpl.h>
53 #include <pcmcia/ds.h>
54 #include <pcmcia/cisreg.h>
55 #include <pcmcia/ciscode.h>
57 /*====================================================================*/
59 /* Module parameters */
61 MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>");
62 MODULE_DESCRIPTION("PCMCIA ATA/IDE card driver");
63 MODULE_LICENSE("Dual MPL/GPL");
65 #define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0)
68 INT_MODULE_PARM(pc_debug, PCMCIA_DEBUG);
69 #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
70 static char *version =
71 "ide-cs.c 1.3 2002/10/26 05:45:31 (David Hinds)";
73 #define DEBUG(n, args...)
76 /*====================================================================*/
78 static const char ide_major[] = {
79 IDE0_MAJOR, IDE1_MAJOR, IDE2_MAJOR, IDE3_MAJOR,
80 IDE4_MAJOR, IDE5_MAJOR
83 typedef struct ide_info_t {
84 struct pcmcia_device *p_dev;
90 static void ide_release(struct pcmcia_device *);
91 static int ide_config(struct pcmcia_device *);
93 static void ide_detach(struct pcmcia_device *p_dev);
98 /*======================================================================
100 ide_attach() creates an "instance" of the driver, allocating
101 local data structures for one device. The device is registered
104 ======================================================================*/
106 static int ide_probe(struct pcmcia_device *link)
110 DEBUG(0, "ide_attach()\n");
112 /* Create new ide device */
113 info = kzalloc(sizeof(*info), GFP_KERNEL);
120 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
121 link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
122 link->io.IOAddrLines = 3;
123 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
124 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
125 link->conf.Attributes = CONF_ENABLE_IRQ;
126 link->conf.IntType = INT_MEMORY_AND_IO;
128 return ide_config(link);
131 /*======================================================================
133 This deletes a driver "instance". The device is de-registered
134 with Card Services. If it has been released, all local data
135 structures are freed. Otherwise, the structures will be freed
136 when the device is released.
138 ======================================================================*/
140 static void ide_detach(struct pcmcia_device *link)
142 DEBUG(0, "ide_detach(0x%p)\n", link);
149 static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq, struct pcmcia_device *handle)
152 memset(&hw, 0, sizeof(hw));
153 ide_init_hwif_ports(&hw, io, ctl, NULL);
155 hw.chipset = ide_pci;
156 hw.dev = &handle->dev;
157 return ide_register_hw_with_fixup(&hw, NULL, ide_undecoded_slave);
160 /*======================================================================
162 ide_config() is scheduled to run after a CARD_INSERTION event
163 is received, to configure the PCMCIA socket, and to make the
164 ide device available to the system.
166 ======================================================================*/
168 #define CS_CHECK(fn, ret) \
169 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
171 static int ide_config(struct pcmcia_device *link)
173 ide_info_t *info = link->priv;
179 cistpl_cftable_entry_t dflt;
181 cistpl_cftable_entry_t *cfg;
182 int i, pass, last_ret = 0, last_fn = 0, hd, is_kme = 0;
183 unsigned long io_base, ctl_base;
185 DEBUG(0, "ide_config(0x%p)\n", link);
187 stk = kzalloc(sizeof(*stk), GFP_KERNEL);
188 if (!stk) goto err_mem;
189 cfg = &stk->parse.cftable_entry;
191 tuple.TupleData = (cisdata_t *)&stk->buf;
192 tuple.TupleOffset = 0;
193 tuple.TupleDataMax = 255;
194 tuple.Attributes = 0;
195 tuple.DesiredTuple = CISTPL_CONFIG;
196 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
197 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
198 CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &stk->parse));
199 link->conf.ConfigBase = stk->parse.config.base;
200 link->conf.Present = stk->parse.config.rmask[0];
202 tuple.DesiredTuple = CISTPL_MANFID;
203 if (!pcmcia_get_first_tuple(link, &tuple) &&
204 !pcmcia_get_tuple_data(link, &tuple) &&
205 !pcmcia_parse_tuple(link, &tuple, &stk->parse))
206 is_kme = ((stk->parse.manfid.manf == MANFID_KME) &&
207 ((stk->parse.manfid.card == PRODID_KME_KXLC005_A) ||
208 (stk->parse.manfid.card == PRODID_KME_KXLC005_B)));
210 /* Not sure if this is right... look up the current Vcc */
211 CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link, &stk->conf));
213 pass = io_base = ctl_base = 0;
214 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
215 tuple.Attributes = 0;
216 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
218 if (pcmcia_get_tuple_data(link, &tuple) != 0) goto next_entry;
219 if (pcmcia_parse_tuple(link, &tuple, &stk->parse) != 0) goto next_entry;
221 /* Check for matching Vcc, unless we're desperate */
223 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
224 if (stk->conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 10000)
226 } else if (stk->dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
227 if (stk->conf.Vcc != stk->dflt.vcc.param[CISTPL_POWER_VNOM] / 10000)
232 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
234 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
235 else if (stk->dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
237 stk->dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
239 if ((cfg->io.nwin > 0) || (stk->dflt.io.nwin > 0)) {
240 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &stk->dflt.io;
241 link->conf.ConfigIndex = cfg->index;
242 link->io.BasePort1 = io->win[0].base;
243 link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
244 if (!(io->flags & CISTPL_IO_16BIT))
245 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
247 link->io.NumPorts1 = 8;
248 link->io.BasePort2 = io->win[1].base;
249 link->io.NumPorts2 = (is_kme) ? 2 : 1;
250 if (pcmcia_request_io(link, &link->io) != 0)
252 io_base = link->io.BasePort1;
253 ctl_base = link->io.BasePort2;
254 } else if ((io->nwin == 1) && (io->win[0].len >= 16)) {
255 link->io.NumPorts1 = io->win[0].len;
256 link->io.NumPorts2 = 0;
257 if (pcmcia_request_io(link, &link->io) != 0)
259 io_base = link->io.BasePort1;
260 ctl_base = link->io.BasePort1 + 0x0e;
261 } else goto next_entry;
262 /* If we've got this far, we're done */
267 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
268 memcpy(&stk->dflt, cfg, sizeof(stk->dflt));
270 CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple));
271 } else if (pcmcia_get_next_tuple(link, &tuple) != 0) {
272 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
273 memset(&stk->dflt, 0, sizeof(stk->dflt));
278 CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
279 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
281 /* disable drive interrupts during IDE probe */
282 outb(0x02, ctl_base);
284 /* special setup for KXLC005 card */
286 outb(0x81, ctl_base+1);
288 /* retry registration in case device is still spinning up */
289 for (hd = -1, i = 0; i < 10; i++) {
290 hd = idecs_register(io_base, ctl_base, link->irq.AssignedIRQ, link);
292 if (link->io.NumPorts1 == 0x20) {
293 outb(0x02, ctl_base + 0x10);
294 hd = idecs_register(io_base + 0x10, ctl_base + 0x10,
295 link->irq.AssignedIRQ, link);
306 printk(KERN_NOTICE "ide-cs: ide_register() at 0x%3lx & 0x%3lx"
307 ", irq %u failed\n", io_base, ctl_base,
308 link->irq.AssignedIRQ);
313 sprintf(info->node.dev_name, "hd%c", 'a' + (hd * 2));
314 info->node.major = ide_major[hd];
315 info->node.minor = 0;
317 link->dev_node = &info->node;
318 printk(KERN_INFO "ide-cs: %s: Vpp = %d.%d\n",
319 info->node.dev_name, link->conf.Vpp / 10, link->conf.Vpp % 10);
325 printk(KERN_NOTICE "ide-cs: ide_config failed memory allocation\n");
329 cs_error(link, last_fn, last_ret);
336 /*======================================================================
338 After a card is removed, ide_release() will unregister the net
339 device, and release the PCMCIA configuration. If the device is
340 still open, this will be postponed until it is closed.
342 ======================================================================*/
344 void ide_release(struct pcmcia_device *link)
346 ide_info_t *info = link->priv;
348 DEBUG(0, "ide_release(0x%p)\n", link);
351 /* FIXME: if this fails we need to queue the cleanup somehow
352 -- need to investigate the required PCMCIA magic */
353 ide_unregister(info->hd);
357 pcmcia_disable_device(link);
361 /*======================================================================
363 The card status event handler. Mostly, this schedules other
364 stuff to run after an event is received. A CARD_REMOVAL event
365 also sets some flags to discourage the ide drivers from
366 talking to the ports.
368 ======================================================================*/
370 static struct pcmcia_device_id ide_ids[] = {
371 PCMCIA_DEVICE_FUNC_ID(4),
372 PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000), /* Hitachi */
373 PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
374 PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401),
375 PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000), /* Toshiba */
376 PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
377 PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000), /* Samsung */
378 PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000), /* Hitachi */
379 PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001),
380 PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200), /* Lexar */
381 PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0),
382 PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74),
383 PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
384 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
385 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
386 PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
387 PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
388 PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
389 PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf),
390 PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591),
391 PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728),
392 PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
393 PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
394 PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
395 PCMCIA_DEVICE_PROD_ID12("IBM", "microdrive", 0xb569a6e5, 0xa6d76178),
396 PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
397 PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b),
398 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
399 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
400 PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b),
401 PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
402 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
403 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
404 PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1),
405 PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
406 PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443),
407 PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
408 PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
409 PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
410 PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
413 MODULE_DEVICE_TABLE(pcmcia, ide_ids);
415 static struct pcmcia_driver ide_cs_driver = {
416 .owner = THIS_MODULE,
421 .remove = ide_detach,
425 static int __init init_ide_cs(void)
427 return pcmcia_register_driver(&ide_cs_driver);
430 static void __exit exit_ide_cs(void)
432 pcmcia_unregister_driver(&ide_cs_driver);
435 late_initcall(init_ide_cs);
436 module_exit(exit_ide_cs);