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;
125 link->conf.IntType = INT_MEMORY_AND_IO;
127 link->handle = p_dev;
128 p_dev->instance = link;
130 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
136 /*======================================================================
138 This deletes a driver "instance". The device is de-registered
139 with Card Services. If it has been released, all local data
140 structures are freed. Otherwise, the structures will be freed
141 when the device is released.
143 ======================================================================*/
145 static void ide_detach(struct pcmcia_device *p_dev)
147 dev_link_t *link = dev_to_instance(p_dev);
149 DEBUG(0, "ide_detach(0x%p)\n", link);
151 if (link->state & DEV_CONFIG)
157 static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq, struct pcmcia_device *handle)
160 memset(&hw, 0, sizeof(hw));
161 ide_init_hwif_ports(&hw, io, ctl, NULL);
163 hw.chipset = ide_pci;
164 hw.dev = &handle->dev;
165 return ide_register_hw_with_fixup(&hw, NULL, ide_undecoded_slave);
168 /*======================================================================
170 ide_config() is scheduled to run after a CARD_INSERTION event
171 is received, to configure the PCMCIA socket, and to make the
172 ide device available to the system.
174 ======================================================================*/
176 #define CS_CHECK(fn, ret) \
177 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
179 static void ide_config(dev_link_t *link)
181 client_handle_t handle = link->handle;
182 ide_info_t *info = link->priv;
188 cistpl_cftable_entry_t dflt;
190 cistpl_cftable_entry_t *cfg;
191 int i, pass, last_ret = 0, last_fn = 0, hd, is_kme = 0;
192 unsigned long io_base, ctl_base;
194 DEBUG(0, "ide_config(0x%p)\n", link);
196 stk = kzalloc(sizeof(*stk), GFP_KERNEL);
197 if (!stk) goto err_mem;
198 cfg = &stk->parse.cftable_entry;
200 tuple.TupleData = (cisdata_t *)&stk->buf;
201 tuple.TupleOffset = 0;
202 tuple.TupleDataMax = 255;
203 tuple.Attributes = 0;
204 tuple.DesiredTuple = CISTPL_CONFIG;
205 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
206 CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
207 CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &stk->parse));
208 link->conf.ConfigBase = stk->parse.config.base;
209 link->conf.Present = stk->parse.config.rmask[0];
211 tuple.DesiredTuple = CISTPL_MANFID;
212 if (!pcmcia_get_first_tuple(handle, &tuple) &&
213 !pcmcia_get_tuple_data(handle, &tuple) &&
214 !pcmcia_parse_tuple(handle, &tuple, &stk->parse))
215 is_kme = ((stk->parse.manfid.manf == MANFID_KME) &&
216 ((stk->parse.manfid.card == PRODID_KME_KXLC005_A) ||
217 (stk->parse.manfid.card == PRODID_KME_KXLC005_B)));
220 link->state |= DEV_CONFIG;
222 /* Not sure if this is right... look up the current Vcc */
223 CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(handle, &stk->conf));
225 pass = io_base = ctl_base = 0;
226 tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
227 tuple.Attributes = 0;
228 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
230 if (pcmcia_get_tuple_data(handle, &tuple) != 0) goto next_entry;
231 if (pcmcia_parse_tuple(handle, &tuple, &stk->parse) != 0) goto next_entry;
233 /* Check for matching Vcc, unless we're desperate */
235 if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
236 if (stk->conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 10000)
238 } else if (stk->dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) {
239 if (stk->conf.Vcc != stk->dflt.vcc.param[CISTPL_POWER_VNOM] / 10000)
244 if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
246 cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
247 else if (stk->dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
249 stk->dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
251 if ((cfg->io.nwin > 0) || (stk->dflt.io.nwin > 0)) {
252 cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &stk->dflt.io;
253 link->conf.ConfigIndex = cfg->index;
254 link->io.BasePort1 = io->win[0].base;
255 link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
256 if (!(io->flags & CISTPL_IO_16BIT))
257 link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
259 link->io.NumPorts1 = 8;
260 link->io.BasePort2 = io->win[1].base;
261 link->io.NumPorts2 = (is_kme) ? 2 : 1;
262 if (pcmcia_request_io(link->handle, &link->io) != 0)
264 io_base = link->io.BasePort1;
265 ctl_base = link->io.BasePort2;
266 } else if ((io->nwin == 1) && (io->win[0].len >= 16)) {
267 link->io.NumPorts1 = io->win[0].len;
268 link->io.NumPorts2 = 0;
269 if (pcmcia_request_io(link->handle, &link->io) != 0)
271 io_base = link->io.BasePort1;
272 ctl_base = link->io.BasePort1 + 0x0e;
273 } else goto next_entry;
274 /* If we've got this far, we're done */
279 if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
280 memcpy(&stk->dflt, cfg, sizeof(stk->dflt));
282 CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
283 } else if (pcmcia_get_next_tuple(handle, &tuple) != 0) {
284 CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
285 memset(&stk->dflt, 0, sizeof(stk->dflt));
290 CS_CHECK(RequestIRQ, pcmcia_request_irq(handle, &link->irq));
291 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf));
293 /* disable drive interrupts during IDE probe */
294 outb(0x02, ctl_base);
296 /* special setup for KXLC005 card */
298 outb(0x81, ctl_base+1);
300 /* retry registration in case device is still spinning up */
301 for (hd = -1, i = 0; i < 10; i++) {
302 hd = idecs_register(io_base, ctl_base, link->irq.AssignedIRQ, handle);
304 if (link->io.NumPorts1 == 0x20) {
305 outb(0x02, ctl_base + 0x10);
306 hd = idecs_register(io_base + 0x10, ctl_base + 0x10,
307 link->irq.AssignedIRQ, handle);
318 printk(KERN_NOTICE "ide-cs: ide_register() at 0x%3lx & 0x%3lx"
319 ", irq %u failed\n", io_base, ctl_base,
320 link->irq.AssignedIRQ);
325 sprintf(info->node.dev_name, "hd%c", 'a' + (hd * 2));
326 info->node.major = ide_major[hd];
327 info->node.minor = 0;
329 link->dev = &info->node;
330 printk(KERN_INFO "ide-cs: %s: Vpp = %d.%d\n",
331 info->node.dev_name, link->conf.Vpp / 10, link->conf.Vpp % 10);
333 link->state &= ~DEV_CONFIG_PENDING;
338 printk(KERN_NOTICE "ide-cs: ide_config failed memory allocation\n");
342 cs_error(link->handle, last_fn, last_ret);
346 link->state &= ~DEV_CONFIG_PENDING;
349 /*======================================================================
351 After a card is removed, ide_release() will unregister the net
352 device, and release the PCMCIA configuration. If the device is
353 still open, this will be postponed until it is closed.
355 ======================================================================*/
357 void ide_release(dev_link_t *link)
359 ide_info_t *info = link->priv;
361 DEBUG(0, "ide_release(0x%p)\n", link);
364 /* FIXME: if this fails we need to queue the cleanup somehow
365 -- need to investigate the required PCMCIA magic */
366 ide_unregister(info->hd);
370 pcmcia_disable_device(link->handle);
374 /*======================================================================
376 The card status event handler. Mostly, this schedules other
377 stuff to run after an event is received. A CARD_REMOVAL event
378 also sets some flags to discourage the ide drivers from
379 talking to the ports.
381 ======================================================================*/
383 static struct pcmcia_device_id ide_ids[] = {
384 PCMCIA_DEVICE_FUNC_ID(4),
385 PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000), /* Hitachi */
386 PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
387 PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401),
388 PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000), /* Toshiba */
389 PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
390 PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000), /* Samsung */
391 PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000), /* Hitachi */
392 PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001),
393 PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200), /* Lexar */
394 PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0),
395 PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74),
396 PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
397 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
398 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
399 PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
400 PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
401 PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
402 PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf),
403 PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591),
404 PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728),
405 PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
406 PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
407 PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
408 PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
409 PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b),
410 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
411 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
412 PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b),
413 PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
414 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
415 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
416 PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1),
417 PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
418 PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443),
419 PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
420 PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
421 PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
422 PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
425 MODULE_DEVICE_TABLE(pcmcia, ide_ids);
427 static struct pcmcia_driver ide_cs_driver = {
428 .owner = THIS_MODULE,
433 .remove = ide_detach,
437 static int __init init_ide_cs(void)
439 return pcmcia_register_driver(&ide_cs_driver);
442 static void __exit exit_ide_cs(void)
444 pcmcia_unregister_driver(&ide_cs_driver);
447 late_initcall(init_ide_cs);
448 module_exit(exit_ide_cs);