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 {
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)
111 DEBUG(0, "ide_attach()\n");
113 /* Create new ide device */
114 info = kzalloc(sizeof(*info), GFP_KERNEL);
117 link = &info->link; link->priv = info;
119 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
120 link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
121 link->io.IOAddrLines = 3;
122 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
123 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
124 link->conf.Attributes = CONF_ENABLE_IRQ;
126 link->conf.IntType = INT_MEMORY_AND_IO;
128 link->handle = p_dev;
129 p_dev->instance = link;
131 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
137 /*======================================================================
139 This deletes a driver "instance". The device is de-registered
140 with Card Services. If it has been released, all local data
141 structures are freed. Otherwise, the structures will be freed
142 when the device is released.
144 ======================================================================*/
146 static void ide_detach(struct pcmcia_device *p_dev)
148 dev_link_t *link = dev_to_instance(p_dev);
150 DEBUG(0, "ide_detach(0x%p)\n", link);
152 if (link->state & DEV_CONFIG)
158 static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq, struct pcmcia_device *handle)
161 memset(&hw, 0, sizeof(hw));
162 ide_init_hwif_ports(&hw, io, ctl, NULL);
164 hw.chipset = ide_pci;
165 hw.dev = &handle->dev;
166 return ide_register_hw_with_fixup(&hw, NULL, ide_undecoded_slave);
169 /*======================================================================
171 ide_config() is scheduled to run after a CARD_INSERTION event
172 is received, to configure the PCMCIA socket, and to make the
173 ide device available to the system.
175 ======================================================================*/
177 #define CS_CHECK(fn, ret) \
178 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
180 static void ide_config(dev_link_t *link)
182 client_handle_t handle = link->handle;
183 ide_info_t *info = link->priv;
189 cistpl_cftable_entry_t dflt;
191 cistpl_cftable_entry_t *cfg;
192 int i, pass, last_ret = 0, last_fn = 0, hd, is_kme = 0;
193 unsigned long io_base, ctl_base;
195 DEBUG(0, "ide_config(0x%p)\n", link);
197 stk = kzalloc(sizeof(*stk), GFP_KERNEL);
198 if (!stk) goto err_mem;
199 cfg = &stk->parse.cftable_entry;
201 tuple.TupleData = (cisdata_t *)&stk->buf;
202 tuple.TupleOffset = 0;
203 tuple.TupleDataMax = 255;
204 tuple.Attributes = 0;
205 tuple.DesiredTuple = CISTPL_CONFIG;
206 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
207 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
208 CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &stk->parse));
209 link->conf.ConfigBase = stk->parse.config.base;
210 link->conf.Present = stk->parse.config.rmask[0];
212 tuple.DesiredTuple = CISTPL_MANFID;
213 if (!pcmcia_get_first_tuple(handle, &tuple) &&
214 !pcmcia_get_tuple_data(handle, &tuple) &&
215 !pcmcia_parse_tuple(handle, &tuple, &stk->parse))
216 is_kme = ((stk->parse.manfid.manf == MANFID_KME) &&
217 ((stk->parse.manfid.card == PRODID_KME_KXLC005_A) ||
218 (stk->parse.manfid.card == PRODID_KME_KXLC005_B)));
221 link->state |= DEV_CONFIG;
223 /* Not sure if this is right... look up the current Vcc */
224 CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(handle, &stk->conf));
225 link->conf.Vcc = stk->conf.Vcc;
227 pass = io_base = ctl_base = 0;
228 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
229 tuple.Attributes = 0;
230 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
232 if (pcmcia_get_tuple_data(handle, &tuple) != 0) goto next_entry;
233 if (pcmcia_parse_tuple(handle, &tuple, &stk->parse) != 0) goto next_entry;
235 /* Check for matching Vcc, unless we're desperate */
237 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
238 if (stk->conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 10000)
240 } else if (stk->dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
241 if (stk->conf.Vcc != stk->dflt.vcc.param[CISTPL_POWER_VNOM] / 10000)
246 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
247 link->conf.Vpp1 = link->conf.Vpp2 =
248 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
249 else if (stk->dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
250 link->conf.Vpp1 = link->conf.Vpp2 =
251 stk->dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
253 if ((cfg->io.nwin > 0) || (stk->dflt.io.nwin > 0)) {
254 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &stk->dflt.io;
255 link->conf.ConfigIndex = cfg->index;
256 link->io.BasePort1 = io->win[0].base;
257 link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
258 if (!(io->flags & CISTPL_IO_16BIT))
259 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
261 link->io.NumPorts1 = 8;
262 link->io.BasePort2 = io->win[1].base;
263 link->io.NumPorts2 = (is_kme) ? 2 : 1;
264 if (pcmcia_request_io(link->handle, &link->io) != 0)
266 io_base = link->io.BasePort1;
267 ctl_base = link->io.BasePort2;
268 } else if ((io->nwin == 1) && (io->win[0].len >= 16)) {
269 link->io.NumPorts1 = io->win[0].len;
270 link->io.NumPorts2 = 0;
271 if (pcmcia_request_io(link->handle, &link->io) != 0)
273 io_base = link->io.BasePort1;
274 ctl_base = link->io.BasePort1 + 0x0e;
275 } else goto next_entry;
276 /* If we've got this far, we're done */
281 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
282 memcpy(&stk->dflt, cfg, sizeof(stk->dflt));
284 CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
285 } else if (pcmcia_get_next_tuple(handle, &tuple) != 0) {
286 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
287 memset(&stk->dflt, 0, sizeof(stk->dflt));
292 CS_CHECK(RequestIRQ, pcmcia_request_irq(handle, &link->irq));
293 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf));
295 /* disable drive interrupts during IDE probe */
296 outb(0x02, ctl_base);
298 /* special setup for KXLC005 card */
300 outb(0x81, ctl_base+1);
302 /* retry registration in case device is still spinning up */
303 for (hd = -1, i = 0; i < 10; i++) {
304 hd = idecs_register(io_base, ctl_base, link->irq.AssignedIRQ, handle);
306 if (link->io.NumPorts1 == 0x20) {
307 outb(0x02, ctl_base + 0x10);
308 hd = idecs_register(io_base + 0x10, ctl_base + 0x10,
309 link->irq.AssignedIRQ, handle);
320 printk(KERN_NOTICE "ide-cs: ide_register() at 0x%3lx & 0x%3lx"
321 ", irq %u failed\n", io_base, ctl_base,
322 link->irq.AssignedIRQ);
327 sprintf(info->node.dev_name, "hd%c", 'a' + (hd * 2));
328 info->node.major = ide_major[hd];
329 info->node.minor = 0;
331 link->dev = &info->node;
332 printk(KERN_INFO "ide-cs: %s: Vcc = %d.%d, Vpp = %d.%d\n",
333 info->node.dev_name, link->conf.Vcc / 10, link->conf.Vcc % 10,
334 link->conf.Vpp1 / 10, link->conf.Vpp1 % 10);
336 link->state &= ~DEV_CONFIG_PENDING;
341 printk(KERN_NOTICE "ide-cs: ide_config failed memory allocation\n");
345 cs_error(link->handle, last_fn, last_ret);
349 link->state &= ~DEV_CONFIG_PENDING;
352 /*======================================================================
354 After a card is removed, ide_release() will unregister the net
355 device, and release the PCMCIA configuration. If the device is
356 still open, this will be postponed until it is closed.
358 ======================================================================*/
360 void ide_release(dev_link_t *link)
362 ide_info_t *info = link->priv;
364 DEBUG(0, "ide_release(0x%p)\n", link);
367 /* FIXME: if this fails we need to queue the cleanup somehow
368 -- need to investigate the required PCMCIA magic */
369 ide_unregister(info->hd);
373 pcmcia_disable_device(link->handle);
377 /*======================================================================
379 The card status event handler. Mostly, this schedules other
380 stuff to run after an event is received. A CARD_REMOVAL event
381 also sets some flags to discourage the ide drivers from
382 talking to the ports.
384 ======================================================================*/
386 static struct pcmcia_device_id ide_ids[] = {
387 PCMCIA_DEVICE_FUNC_ID(4),
388 PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000), /* Hitachi */
389 PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
390 PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401),
391 PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000), /* Toshiba */
392 PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
393 PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000), /* Samsung */
394 PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000), /* Hitachi */
395 PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001),
396 PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200), /* Lexar */
397 PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0),
398 PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74),
399 PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
400 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
401 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
402 PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
403 PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
404 PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
405 PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf),
406 PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591),
407 PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728),
408 PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
409 PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
410 PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
411 PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
412 PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b),
413 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
414 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
415 PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b),
416 PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
417 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
418 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
419 PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1),
420 PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
421 PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443),
422 PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
423 PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
424 PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
425 PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
428 MODULE_DEVICE_TABLE(pcmcia, ide_ids);
430 static struct pcmcia_driver ide_cs_driver = {
431 .owner = THIS_MODULE,
436 .remove = ide_detach,
440 static int __init init_ide_cs(void)
442 return pcmcia_register_driver(&ide_cs_driver);
445 static void __exit exit_ide_cs(void)
447 pcmcia_unregister_driver(&ide_cs_driver);
450 late_initcall(init_ide_cs);
451 module_exit(exit_ide_cs);