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 void 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_attach(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 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
134 /*======================================================================
136 This deletes a driver "instance". The device is de-registered
137 with Card Services. If it has been released, all local data
138 structures are freed. Otherwise, the structures will be freed
139 when the device is released.
141 ======================================================================*/
143 static void ide_detach(struct pcmcia_device *link)
145 DEBUG(0, "ide_detach(0x%p)\n", link);
147 if (link->state & DEV_CONFIG)
153 static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq, struct pcmcia_device *handle)
156 memset(&hw, 0, sizeof(hw));
157 ide_init_hwif_ports(&hw, io, ctl, NULL);
159 hw.chipset = ide_pci;
160 hw.dev = &handle->dev;
161 return ide_register_hw_with_fixup(&hw, NULL, ide_undecoded_slave);
164 /*======================================================================
166 ide_config() is scheduled to run after a CARD_INSERTION event
167 is received, to configure the PCMCIA socket, and to make the
168 ide device available to the system.
170 ======================================================================*/
172 #define CS_CHECK(fn, ret) \
173 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
175 static void ide_config(struct pcmcia_device *link)
177 ide_info_t *info = link->priv;
183 cistpl_cftable_entry_t dflt;
185 cistpl_cftable_entry_t *cfg;
186 int i, pass, last_ret = 0, last_fn = 0, hd, is_kme = 0;
187 unsigned long io_base, ctl_base;
189 DEBUG(0, "ide_config(0x%p)\n", link);
191 stk = kzalloc(sizeof(*stk), GFP_KERNEL);
192 if (!stk) goto err_mem;
193 cfg = &stk->parse.cftable_entry;
195 tuple.TupleData = (cisdata_t *)&stk->buf;
196 tuple.TupleOffset = 0;
197 tuple.TupleDataMax = 255;
198 tuple.Attributes = 0;
199 tuple.DesiredTuple = CISTPL_CONFIG;
200 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
201 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
202 CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &stk->parse));
203 link->conf.ConfigBase = stk->parse.config.base;
204 link->conf.Present = stk->parse.config.rmask[0];
206 tuple.DesiredTuple = CISTPL_MANFID;
207 if (!pcmcia_get_first_tuple(link, &tuple) &&
208 !pcmcia_get_tuple_data(link, &tuple) &&
209 !pcmcia_parse_tuple(link, &tuple, &stk->parse))
210 is_kme = ((stk->parse.manfid.manf == MANFID_KME) &&
211 ((stk->parse.manfid.card == PRODID_KME_KXLC005_A) ||
212 (stk->parse.manfid.card == PRODID_KME_KXLC005_B)));
215 link->state |= DEV_CONFIG;
217 /* Not sure if this is right... look up the current Vcc */
218 CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link, &stk->conf));
220 pass = io_base = ctl_base = 0;
221 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
222 tuple.Attributes = 0;
223 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
225 if (pcmcia_get_tuple_data(link, &tuple) != 0) goto next_entry;
226 if (pcmcia_parse_tuple(link, &tuple, &stk->parse) != 0) goto next_entry;
228 /* Check for matching Vcc, unless we're desperate */
230 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
231 if (stk->conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 10000)
233 } else if (stk->dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
234 if (stk->conf.Vcc != stk->dflt.vcc.param[CISTPL_POWER_VNOM] / 10000)
239 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
241 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
242 else if (stk->dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
244 stk->dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
246 if ((cfg->io.nwin > 0) || (stk->dflt.io.nwin > 0)) {
247 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &stk->dflt.io;
248 link->conf.ConfigIndex = cfg->index;
249 link->io.BasePort1 = io->win[0].base;
250 link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
251 if (!(io->flags & CISTPL_IO_16BIT))
252 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
254 link->io.NumPorts1 = 8;
255 link->io.BasePort2 = io->win[1].base;
256 link->io.NumPorts2 = (is_kme) ? 2 : 1;
257 if (pcmcia_request_io(link, &link->io) != 0)
259 io_base = link->io.BasePort1;
260 ctl_base = link->io.BasePort2;
261 } else if ((io->nwin == 1) && (io->win[0].len >= 16)) {
262 link->io.NumPorts1 = io->win[0].len;
263 link->io.NumPorts2 = 0;
264 if (pcmcia_request_io(link, &link->io) != 0)
266 io_base = link->io.BasePort1;
267 ctl_base = link->io.BasePort1 + 0x0e;
268 } else goto next_entry;
269 /* If we've got this far, we're done */
274 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
275 memcpy(&stk->dflt, cfg, sizeof(stk->dflt));
277 CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple));
278 } else if (pcmcia_get_next_tuple(link, &tuple) != 0) {
279 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
280 memset(&stk->dflt, 0, sizeof(stk->dflt));
285 CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
286 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
288 /* disable drive interrupts during IDE probe */
289 outb(0x02, ctl_base);
291 /* special setup for KXLC005 card */
293 outb(0x81, ctl_base+1);
295 /* retry registration in case device is still spinning up */
296 for (hd = -1, i = 0; i < 10; i++) {
297 hd = idecs_register(io_base, ctl_base, link->irq.AssignedIRQ, link);
299 if (link->io.NumPorts1 == 0x20) {
300 outb(0x02, ctl_base + 0x10);
301 hd = idecs_register(io_base + 0x10, ctl_base + 0x10,
302 link->irq.AssignedIRQ, link);
313 printk(KERN_NOTICE "ide-cs: ide_register() at 0x%3lx & 0x%3lx"
314 ", irq %u failed\n", io_base, ctl_base,
315 link->irq.AssignedIRQ);
320 sprintf(info->node.dev_name, "hd%c", 'a' + (hd * 2));
321 info->node.major = ide_major[hd];
322 info->node.minor = 0;
324 link->dev_node = &info->node;
325 printk(KERN_INFO "ide-cs: %s: Vpp = %d.%d\n",
326 info->node.dev_name, link->conf.Vpp / 10, link->conf.Vpp % 10);
328 link->state &= ~DEV_CONFIG_PENDING;
333 printk(KERN_NOTICE "ide-cs: ide_config failed memory allocation\n");
337 cs_error(link, last_fn, last_ret);
341 link->state &= ~DEV_CONFIG_PENDING;
344 /*======================================================================
346 After a card is removed, ide_release() will unregister the net
347 device, and release the PCMCIA configuration. If the device is
348 still open, this will be postponed until it is closed.
350 ======================================================================*/
352 void ide_release(struct pcmcia_device *link)
354 ide_info_t *info = link->priv;
356 DEBUG(0, "ide_release(0x%p)\n", link);
359 /* FIXME: if this fails we need to queue the cleanup somehow
360 -- need to investigate the required PCMCIA magic */
361 ide_unregister(info->hd);
365 pcmcia_disable_device(link);
369 /*======================================================================
371 The card status event handler. Mostly, this schedules other
372 stuff to run after an event is received. A CARD_REMOVAL event
373 also sets some flags to discourage the ide drivers from
374 talking to the ports.
376 ======================================================================*/
378 static struct pcmcia_device_id ide_ids[] = {
379 PCMCIA_DEVICE_FUNC_ID(4),
380 PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000), /* Hitachi */
381 PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
382 PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401),
383 PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000), /* Toshiba */
384 PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
385 PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000), /* Samsung */
386 PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000), /* Hitachi */
387 PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001),
388 PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200), /* Lexar */
389 PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0),
390 PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74),
391 PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
392 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
393 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
394 PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
395 PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
396 PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
397 PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf),
398 PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591),
399 PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728),
400 PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
401 PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
402 PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
403 PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
404 PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b),
405 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
406 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
407 PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b),
408 PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
409 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
410 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
411 PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1),
412 PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
413 PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443),
414 PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
415 PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
416 PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
417 PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
420 MODULE_DEVICE_TABLE(pcmcia, ide_ids);
422 static struct pcmcia_driver ide_cs_driver = {
423 .owner = THIS_MODULE,
428 .remove = ide_detach,
432 static int __init init_ide_cs(void)
434 return pcmcia_register_driver(&ide_cs_driver);
437 static void __exit exit_ide_cs(void)
439 pcmcia_unregister_driver(&ide_cs_driver);
442 late_initcall(init_ide_cs);
443 module_exit(exit_ide_cs);