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1 | /*====================================================================== |
2 | |
3 | A driver for PCMCIA IDE/ATA disk cards |
4 | |
5 | The contents of this file are subject to the Mozilla Public |
6 | License Version 1.1 (the "License"); you may not use this file |
7 | except in compliance with the License. You may obtain a copy of |
8 | the License at http://www.mozilla.org/MPL/ |
9 | |
10 | Software distributed under the License is distributed on an "AS |
11 | IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or |
12 | implied. See the License for the specific language governing |
13 | rights and limitations under the License. |
14 | |
15 | The initial developer of the original code is David A. Hinds |
16 | <dahinds@users.sourceforge.net>. Portions created by David A. Hinds |
17 | are Copyright (C) 1999 David A. Hinds. All Rights Reserved. |
18 | |
19 | Alternatively, the contents of this file may be used under the |
20 | terms of the GNU General Public License version 2 (the "GPL"), in |
21 | which case the provisions of the GPL are applicable instead of the |
22 | above. If you wish to allow the use of your version of this file |
23 | only under the terms of the GPL and not to allow others to use |
24 | your version of this file under the MPL, indicate your decision |
25 | by deleting the provisions above and replace them with the notice |
26 | and other provisions required by the GPL. If you do not delete |
27 | the provisions above, a recipient may use your version of this |
28 | file under either the MPL or the GPL. |
29 | |
30 | ======================================================================*/ |
31 | |
32 | #include <linux/module.h> |
33 | #include <linux/kernel.h> |
34 | #include <linux/init.h> |
35 | #include <linux/ptrace.h> |
36 | #include <linux/slab.h> |
37 | #include <linux/string.h> |
38 | #include <linux/timer.h> |
39 | #include <linux/ioport.h> |
40 | #include <linux/ide.h> |
41 | #include <linux/major.h> |
42 | #include <linux/delay.h> |
43 | #include <asm/io.h> |
44 | |
45 | #include <pcmcia/cistpl.h> |
46 | #include <pcmcia/ds.h> |
47 | #include <pcmcia/cisreg.h> |
48 | #include <pcmcia/ciscode.h> |
49 | |
50 | #define DRV_NAME "ide-cs" |
51 | |
52 | /*====================================================================*/ |
53 | |
54 | /* Module parameters */ |
55 | |
56 | MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>"); |
57 | MODULE_DESCRIPTION("PCMCIA ATA/IDE card driver"); |
58 | MODULE_LICENSE("Dual MPL/GPL"); |
59 | |
60 | /*====================================================================*/ |
61 | |
62 | typedef struct ide_info_t { |
63 | struct pcmcia_device *p_dev; |
64 | struct ide_host *host; |
65 | int ndev; |
66 | } ide_info_t; |
67 | |
68 | static void ide_release(struct pcmcia_device *); |
69 | static int ide_config(struct pcmcia_device *); |
70 | |
71 | static void ide_detach(struct pcmcia_device *p_dev); |
72 | |
73 | static int ide_probe(struct pcmcia_device *link) |
74 | { |
75 | ide_info_t *info; |
76 | |
77 | dev_dbg(&link->dev, "ide_attach()\n"); |
78 | |
79 | /* Create new ide device */ |
80 | info = kzalloc(sizeof(*info), GFP_KERNEL); |
81 | if (!info) |
82 | return -ENOMEM; |
83 | |
84 | info->p_dev = link; |
85 | link->priv = info; |
86 | |
87 | link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO | |
88 | CONF_AUTO_SET_VPP | CONF_AUTO_CHECK_VCC; |
89 | |
90 | return ide_config(link); |
91 | } /* ide_attach */ |
92 | |
93 | static void ide_detach(struct pcmcia_device *link) |
94 | { |
95 | ide_info_t *info = link->priv; |
96 | |
97 | dev_dbg(&link->dev, "ide_detach(0x%p)\n", link); |
98 | |
99 | ide_release(link); |
100 | |
101 | kfree(info); |
102 | } /* ide_detach */ |
103 | |
104 | static const struct ide_port_ops idecs_port_ops = { |
105 | .quirkproc = ide_undecoded_slave, |
106 | }; |
107 | |
108 | static const struct ide_port_info idecs_port_info = { |
109 | .port_ops = &idecs_port_ops, |
110 | .host_flags = IDE_HFLAG_NO_DMA, |
111 | .irq_flags = IRQF_SHARED, |
112 | .chipset = ide_pci, |
113 | }; |
114 | |
115 | static struct ide_host *idecs_register(unsigned long io, unsigned long ctl, |
116 | unsigned long irq, struct pcmcia_device *handle) |
117 | { |
118 | struct ide_host *host; |
119 | ide_hwif_t *hwif; |
120 | int i, rc; |
121 | struct ide_hw hw, *hws[] = { &hw }; |
122 | |
123 | if (!request_region(io, 8, DRV_NAME)) { |
124 | printk(KERN_ERR "%s: I/O resource 0x%lX-0x%lX not free.\n", |
125 | DRV_NAME, io, io + 7); |
126 | return NULL; |
127 | } |
128 | |
129 | if (!request_region(ctl, 1, DRV_NAME)) { |
130 | printk(KERN_ERR "%s: I/O resource 0x%lX not free.\n", |
131 | DRV_NAME, ctl); |
132 | release_region(io, 8); |
133 | return NULL; |
134 | } |
135 | |
136 | memset(&hw, 0, sizeof(hw)); |
137 | ide_std_init_ports(&hw, io, ctl); |
138 | hw.irq = irq; |
139 | hw.dev = &handle->dev; |
140 | |
141 | rc = ide_host_add(&idecs_port_info, hws, 1, &host); |
142 | if (rc) |
143 | goto out_release; |
144 | |
145 | hwif = host->ports[0]; |
146 | |
147 | if (hwif->present) |
148 | return host; |
149 | |
150 | /* retry registration in case device is still spinning up */ |
151 | for (i = 0; i < 10; i++) { |
152 | msleep(100); |
153 | ide_port_scan(hwif); |
154 | if (hwif->present) |
155 | return host; |
156 | } |
157 | |
158 | return host; |
159 | |
160 | out_release: |
161 | release_region(ctl, 1); |
162 | release_region(io, 8); |
163 | return NULL; |
164 | } |
165 | |
166 | static int pcmcia_check_one_config(struct pcmcia_device *pdev, void *priv_data) |
167 | { |
168 | int *is_kme = priv_data; |
169 | |
170 | if ((pdev->resource[0]->flags & IO_DATA_PATH_WIDTH) |
171 | != IO_DATA_PATH_WIDTH_8) { |
172 | pdev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH; |
173 | pdev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO; |
174 | } |
175 | pdev->resource[1]->flags &= ~IO_DATA_PATH_WIDTH; |
176 | pdev->resource[1]->flags |= IO_DATA_PATH_WIDTH_8; |
177 | |
178 | if (pdev->resource[1]->end) { |
179 | pdev->resource[0]->end = 8; |
180 | pdev->resource[1]->end = (*is_kme) ? 2 : 1; |
181 | } else { |
182 | if (pdev->resource[0]->end < 16) |
183 | return -ENODEV; |
184 | } |
185 | |
186 | return pcmcia_request_io(pdev); |
187 | } |
188 | |
189 | static int ide_config(struct pcmcia_device *link) |
190 | { |
191 | ide_info_t *info = link->priv; |
192 | int ret = 0, is_kme = 0; |
193 | unsigned long io_base, ctl_base; |
194 | struct ide_host *host; |
195 | |
196 | dev_dbg(&link->dev, "ide_config(0x%p)\n", link); |
197 | |
198 | is_kme = ((link->manf_id == MANFID_KME) && |
199 | ((link->card_id == PRODID_KME_KXLC005_A) || |
200 | (link->card_id == PRODID_KME_KXLC005_B))); |
201 | |
202 | if (pcmcia_loop_config(link, pcmcia_check_one_config, &is_kme)) { |
203 | link->config_flags &= ~CONF_AUTO_CHECK_VCC; |
204 | if (pcmcia_loop_config(link, pcmcia_check_one_config, &is_kme)) |
205 | goto failed; /* No suitable config found */ |
206 | } |
207 | io_base = link->resource[0]->start; |
208 | if (link->resource[1]->end) |
209 | ctl_base = link->resource[1]->start; |
210 | else |
211 | ctl_base = link->resource[0]->start + 0x0e; |
212 | |
213 | if (!link->irq) |
214 | goto failed; |
215 | |
216 | ret = pcmcia_enable_device(link); |
217 | if (ret) |
218 | goto failed; |
219 | |
220 | /* disable drive interrupts during IDE probe */ |
221 | outb(0x02, ctl_base); |
222 | |
223 | /* special setup for KXLC005 card */ |
224 | if (is_kme) |
225 | outb(0x81, ctl_base+1); |
226 | |
227 | host = idecs_register(io_base, ctl_base, link->irq, link); |
228 | if (host == NULL && resource_size(link->resource[0]) == 0x20) { |
229 | outb(0x02, ctl_base + 0x10); |
230 | host = idecs_register(io_base + 0x10, ctl_base + 0x10, |
231 | link->irq, link); |
232 | } |
233 | |
234 | if (host == NULL) |
235 | goto failed; |
236 | |
237 | info->ndev = 1; |
238 | info->host = host; |
239 | dev_info(&link->dev, "ide-cs: hd%c: Vpp = %d.%d\n", |
240 | 'a' + host->ports[0]->index * 2, |
241 | link->vpp / 10, link->vpp % 10); |
242 | |
243 | return 0; |
244 | |
245 | failed: |
246 | ide_release(link); |
247 | return -ENODEV; |
248 | } /* ide_config */ |
249 | |
250 | static void ide_release(struct pcmcia_device *link) |
251 | { |
252 | ide_info_t *info = link->priv; |
253 | struct ide_host *host = info->host; |
254 | |
255 | dev_dbg(&link->dev, "ide_release(0x%p)\n", link); |
256 | |
257 | if (info->ndev) { |
258 | ide_hwif_t *hwif = host->ports[0]; |
259 | unsigned long data_addr, ctl_addr; |
260 | |
261 | data_addr = hwif->io_ports.data_addr; |
262 | ctl_addr = hwif->io_ports.ctl_addr; |
263 | |
264 | ide_host_remove(host); |
265 | info->ndev = 0; |
266 | |
267 | release_region(ctl_addr, 1); |
268 | release_region(data_addr, 8); |
269 | } |
270 | |
271 | pcmcia_disable_device(link); |
272 | } /* ide_release */ |
273 | |
274 | |
275 | static const struct pcmcia_device_id ide_ids[] = { |
276 | PCMCIA_DEVICE_FUNC_ID(4), |
277 | PCMCIA_DEVICE_MANF_CARD(0x0000, 0x0000), /* Corsair */ |
278 | PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000), /* Hitachi */ |
279 | PCMCIA_DEVICE_MANF_CARD(0x000a, 0x0000), /* I-O Data CFA */ |
280 | PCMCIA_DEVICE_MANF_CARD(0x001c, 0x0001), /* Mitsubishi CFA */ |
281 | PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704), |
282 | PCMCIA_DEVICE_MANF_CARD(0x0032, 0x2904), |
283 | PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401), /* SanDisk CFA */ |
284 | PCMCIA_DEVICE_MANF_CARD(0x004f, 0x0000), /* Kingston */ |
285 | PCMCIA_DEVICE_MANF_CARD(0x0097, 0x1620), /* TI emulated */ |
286 | PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000), /* Toshiba */ |
287 | PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d), |
288 | PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000), /* Samsung */ |
289 | PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000), /* Hitachi */ |
290 | PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001), |
291 | PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0100), /* Viking CFA */ |
292 | PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200), /* Lexar, Viking CFA */ |
293 | PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0), |
294 | PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74), |
295 | PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9), |
296 | PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591), |
297 | PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728), |
298 | PCMCIA_DEVICE_PROD_ID12("CNF ", "CD-ROM", 0x46d7db81, 0x66536591), |
299 | PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591), |
300 | PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4), |
301 | PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde), |
302 | PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf), |
303 | PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591), |
304 | PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728), |
305 | PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e), |
306 | PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae), |
307 | PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178), |
308 | PCMCIA_DEVICE_PROD_ID12("Hyperstone", "Model1", 0x3d5b9ef5, 0xca6ab420), |
309 | PCMCIA_DEVICE_PROD_ID12("IBM", "microdrive", 0xb569a6e5, 0xa6d76178), |
310 | PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753), |
311 | PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF CARD 1GB", 0x2e6d1829, 0x55d5bffb), |
312 | PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF CARD 4GB", 0x2e6d1829, 0x531e7d10), |
313 | PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF8GB", 0x2e6d1829, 0xacbe682e), |
314 | PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b), |
315 | PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149), |
316 | PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674), |
317 | PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b), |
318 | PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF300", 0x7ed2ad87, 0x7e9e78ee), |
319 | PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF500", 0x7ed2ad87, 0x7a13045c), |
320 | PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79), |
321 | PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591), |
322 | PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728), |
323 | PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1), |
324 | PCMCIA_DEVICE_PROD_ID12("SEAGATE", "ST1", 0x87c1b330, 0xe1f30883), |
325 | PCMCIA_DEVICE_PROD_ID12("SAMSUNG", "04/05/06", 0x43d74cb4, 0x6a22777d), |
326 | PCMCIA_DEVICE_PROD_ID12("SMI VENDOR", "SMI PRODUCT", 0x30896c92, 0x703cc5f6), |
327 | PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003), |
328 | PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443), |
329 | PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF45", 0x709b1bf1, 0xf68b6f32), |
330 | PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF80", 0x709b1bf1, 0x2a54d4b1), |
331 | PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS2GCF120", 0x709b1bf1, 0x969aa4f2), |
332 | PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF120", 0x709b1bf1, 0xf54a91c8), |
333 | PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF133", 0x709b1bf1, 0x7558f133), |
334 | PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS8GCF133", 0x709b1bf1, 0xb2f89b47), |
335 | PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852), |
336 | PCMCIA_DEVICE_PROD_ID12("WEIDA", "TWTTI", 0xcc7cf69c, 0x212bb918), |
337 | PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209), |
338 | PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e), |
339 | PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6), |
340 | PCMCIA_DEVICE_PROD_ID2("Flash Card", 0x5a362506), |
341 | PCMCIA_DEVICE_NULL, |
342 | }; |
343 | MODULE_DEVICE_TABLE(pcmcia, ide_ids); |
344 | |
345 | static struct pcmcia_driver ide_cs_driver = { |
346 | .owner = THIS_MODULE, |
347 | .name = "ide-cs", |
348 | .probe = ide_probe, |
349 | .remove = ide_detach, |
350 | .id_table = ide_ids, |
351 | }; |
352 | |
353 | static int __init init_ide_cs(void) |
354 | { |
355 | return pcmcia_register_driver(&ide_cs_driver); |
356 | } |
357 | |
358 | static void __exit exit_ide_cs(void) |
359 | { |
360 | pcmcia_unregister_driver(&ide_cs_driver); |
361 | } |
362 | |
363 | late_initcall(init_ide_cs); |
364 | module_exit(exit_ide_cs); |
365 |
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