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(dev_link_t *);
91 static void ide_config(dev_link_t *);
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 *p_dev)
109 dev_link_t *link = dev_to_instance(p_dev);
111 DEBUG(0, "ide_attach()\n");
113 /* Create new ide device */
114 info = kzalloc(sizeof(*info), GFP_KERNEL);
121 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
122 link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
123 link->io.IOAddrLines = 3;
124 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
125 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
126 link->conf.Attributes = CONF_ENABLE_IRQ;
127 link->conf.IntType = INT_MEMORY_AND_IO;
129 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
135 /*======================================================================
137 This deletes a driver "instance". The device is de-registered
138 with Card Services. If it has been released, all local data
139 structures are freed. Otherwise, the structures will be freed
140 when the device is released.
142 ======================================================================*/
144 static void ide_detach(struct pcmcia_device *p_dev)
146 dev_link_t *link = dev_to_instance(p_dev);
148 DEBUG(0, "ide_detach(0x%p)\n", link);
150 if (link->state & DEV_CONFIG)
156 static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq, struct pcmcia_device *handle)
159 memset(&hw, 0, sizeof(hw));
160 ide_init_hwif_ports(&hw, io, ctl, NULL);
162 hw.chipset = ide_pci;
163 hw.dev = &handle->dev;
164 return ide_register_hw_with_fixup(&hw, NULL, ide_undecoded_slave);
167 /*======================================================================
169 ide_config() is scheduled to run after a CARD_INSERTION event
170 is received, to configure the PCMCIA socket, and to make the
171 ide device available to the system.
173 ======================================================================*/
175 #define CS_CHECK(fn, ret) \
176 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
178 static void ide_config(dev_link_t *link)
180 client_handle_t handle = link->handle;
181 ide_info_t *info = link->priv;
187 cistpl_cftable_entry_t dflt;
189 cistpl_cftable_entry_t *cfg;
190 int i, pass, last_ret = 0, last_fn = 0, hd, is_kme = 0;
191 unsigned long io_base, ctl_base;
193 DEBUG(0, "ide_config(0x%p)\n", link);
195 stk = kzalloc(sizeof(*stk), GFP_KERNEL);
196 if (!stk) goto err_mem;
197 cfg = &stk->parse.cftable_entry;
199 tuple.TupleData = (cisdata_t *)&stk->buf;
200 tuple.TupleOffset = 0;
201 tuple.TupleDataMax = 255;
202 tuple.Attributes = 0;
203 tuple.DesiredTuple = CISTPL_CONFIG;
204 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
205 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
206 CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &stk->parse));
207 link->conf.ConfigBase = stk->parse.config.base;
208 link->conf.Present = stk->parse.config.rmask[0];
210 tuple.DesiredTuple = CISTPL_MANFID;
211 if (!pcmcia_get_first_tuple(handle, &tuple) &&
212 !pcmcia_get_tuple_data(handle, &tuple) &&
213 !pcmcia_parse_tuple(handle, &tuple, &stk->parse))
214 is_kme = ((stk->parse.manfid.manf == MANFID_KME) &&
215 ((stk->parse.manfid.card == PRODID_KME_KXLC005_A) ||
216 (stk->parse.manfid.card == PRODID_KME_KXLC005_B)));
219 link->state |= DEV_CONFIG;
221 /* Not sure if this is right... look up the current Vcc */
222 CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(handle, &stk->conf));
224 pass = io_base = ctl_base = 0;
225 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
226 tuple.Attributes = 0;
227 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
229 if (pcmcia_get_tuple_data(handle, &tuple) != 0) goto next_entry;
230 if (pcmcia_parse_tuple(handle, &tuple, &stk->parse) != 0) goto next_entry;
232 /* Check for matching Vcc, unless we're desperate */
234 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
235 if (stk->conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 10000)
237 } else if (stk->dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
238 if (stk->conf.Vcc != stk->dflt.vcc.param[CISTPL_POWER_VNOM] / 10000)
243 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
245 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
246 else if (stk->dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
248 stk->dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
250 if ((cfg->io.nwin > 0) || (stk->dflt.io.nwin > 0)) {
251 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &stk->dflt.io;
252 link->conf.ConfigIndex = cfg->index;
253 link->io.BasePort1 = io->win[0].base;
254 link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
255 if (!(io->flags & CISTPL_IO_16BIT))
256 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
258 link->io.NumPorts1 = 8;
259 link->io.BasePort2 = io->win[1].base;
260 link->io.NumPorts2 = (is_kme) ? 2 : 1;
261 if (pcmcia_request_io(link->handle, &link->io) != 0)
263 io_base = link->io.BasePort1;
264 ctl_base = link->io.BasePort2;
265 } else if ((io->nwin == 1) && (io->win[0].len >= 16)) {
266 link->io.NumPorts1 = io->win[0].len;
267 link->io.NumPorts2 = 0;
268 if (pcmcia_request_io(link->handle, &link->io) != 0)
270 io_base = link->io.BasePort1;
271 ctl_base = link->io.BasePort1 + 0x0e;
272 } else goto next_entry;
273 /* If we've got this far, we're done */
278 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
279 memcpy(&stk->dflt, cfg, sizeof(stk->dflt));
281 CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
282 } else if (pcmcia_get_next_tuple(handle, &tuple) != 0) {
283 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
284 memset(&stk->dflt, 0, sizeof(stk->dflt));
289 CS_CHECK(RequestIRQ, pcmcia_request_irq(handle, &link->irq));
290 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf));
292 /* disable drive interrupts during IDE probe */
293 outb(0x02, ctl_base);
295 /* special setup for KXLC005 card */
297 outb(0x81, ctl_base+1);
299 /* retry registration in case device is still spinning up */
300 for (hd = -1, i = 0; i < 10; i++) {
301 hd = idecs_register(io_base, ctl_base, link->irq.AssignedIRQ, handle);
303 if (link->io.NumPorts1 == 0x20) {
304 outb(0x02, ctl_base + 0x10);
305 hd = idecs_register(io_base + 0x10, ctl_base + 0x10,
306 link->irq.AssignedIRQ, handle);
317 printk(KERN_NOTICE "ide-cs: ide_register() at 0x%3lx & 0x%3lx"
318 ", irq %u failed\n", io_base, ctl_base,
319 link->irq.AssignedIRQ);
324 sprintf(info->node.dev_name, "hd%c", 'a' + (hd * 2));
325 info->node.major = ide_major[hd];
326 info->node.minor = 0;
328 link->dev_node = &info->node;
329 printk(KERN_INFO "ide-cs: %s: Vpp = %d.%d\n",
330 info->node.dev_name, link->conf.Vpp / 10, link->conf.Vpp % 10);
332 link->state &= ~DEV_CONFIG_PENDING;
337 printk(KERN_NOTICE "ide-cs: ide_config failed memory allocation\n");
341 cs_error(link->handle, last_fn, last_ret);
345 link->state &= ~DEV_CONFIG_PENDING;
348 /*======================================================================
350 After a card is removed, ide_release() will unregister the net
351 device, and release the PCMCIA configuration. If the device is
352 still open, this will be postponed until it is closed.
354 ======================================================================*/
356 void ide_release(dev_link_t *link)
358 ide_info_t *info = link->priv;
360 DEBUG(0, "ide_release(0x%p)\n", link);
363 /* FIXME: if this fails we need to queue the cleanup somehow
364 -- need to investigate the required PCMCIA magic */
365 ide_unregister(info->hd);
369 pcmcia_disable_device(link->handle);
373 /*======================================================================
375 The card status event handler. Mostly, this schedules other
376 stuff to run after an event is received. A CARD_REMOVAL event
377 also sets some flags to discourage the ide drivers from
378 talking to the ports.
380 ======================================================================*/
382 static struct pcmcia_device_id ide_ids[] = {
383 PCMCIA_DEVICE_FUNC_ID(4),
384 PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000), /* Hitachi */
385 PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
386 PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401),
387 PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000), /* Toshiba */
388 PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
389 PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000), /* Samsung */
390 PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000), /* Hitachi */
391 PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001),
392 PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200), /* Lexar */
393 PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0),
394 PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74),
395 PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
396 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
397 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
398 PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
399 PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
400 PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
401 PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf),
402 PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591),
403 PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728),
404 PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
405 PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
406 PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
407 PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
408 PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b),
409 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
410 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
411 PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b),
412 PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
413 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
414 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
415 PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1),
416 PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
417 PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443),
418 PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
419 PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
420 PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
421 PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
424 MODULE_DEVICE_TABLE(pcmcia, ide_ids);
426 static struct pcmcia_driver ide_cs_driver = {
427 .owner = THIS_MODULE,
432 .remove = ide_detach,
436 static int __init init_ide_cs(void)
438 return pcmcia_register_driver(&ide_cs_driver);
441 static void __exit exit_ide_cs(void)
443 pcmcia_unregister_driver(&ide_cs_driver);
446 late_initcall(init_ide_cs);
447 module_exit(exit_ide_cs);