This source file includes following definitions.
- pcmcia_set_mode
- pcmcia_set_mode_8bit
- ata_data_xfer_8bit
- pcmcia_8bit_drain_fifo
- pcmcia_check_one_config
- pcmcia_init_one
- pcmcia_remove_one
1
2
3
4
5
6
7
8
9
10
11
12
13
14 #include <linux/kernel.h>
15 #include <linux/module.h>
16 #include <linux/blkdev.h>
17 #include <linux/delay.h>
18 #include <linux/slab.h>
19 #include <scsi/scsi_host.h>
20 #include <linux/ata.h>
21 #include <linux/libata.h>
22
23 #include <pcmcia/cistpl.h>
24 #include <pcmcia/ds.h>
25 #include <pcmcia/cisreg.h>
26 #include <pcmcia/ciscode.h>
27
28
29 #define DRV_NAME "pata_pcmcia"
30 #define DRV_VERSION "0.3.5"
31
32
33
34
35
36
37
38
39
40
41
42
43 static int pcmcia_set_mode(struct ata_link *link, struct ata_device **r_failed_dev)
44 {
45 struct ata_device *master = &link->device[0];
46 struct ata_device *slave = &link->device[1];
47
48 if (!ata_dev_enabled(master) || !ata_dev_enabled(slave))
49 return ata_do_set_mode(link, r_failed_dev);
50
51 if (memcmp(master->id + ATA_ID_FW_REV, slave->id + ATA_ID_FW_REV,
52 ATA_ID_FW_REV_LEN + ATA_ID_PROD_LEN) == 0) {
53
54
55 if (memcmp(master->id + ATA_ID_SERNO, slave->id + ATA_ID_SERNO,
56 ATA_ID_SERNO_LEN) == 0 && master->id[ATA_ID_SERNO] >> 8) {
57 ata_dev_warn(slave, "is a ghost device, ignoring\n");
58 ata_dev_disable(slave);
59 }
60 }
61 return ata_do_set_mode(link, r_failed_dev);
62 }
63
64
65
66
67
68
69
70
71
72 static int pcmcia_set_mode_8bit(struct ata_link *link,
73 struct ata_device **r_failed_dev)
74 {
75 return 0;
76 }
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91 static unsigned int ata_data_xfer_8bit(struct ata_queued_cmd *qc,
92 unsigned char *buf, unsigned int buflen, int rw)
93 {
94 struct ata_port *ap = qc->dev->link->ap;
95
96 if (rw == READ)
97 ioread8_rep(ap->ioaddr.data_addr, buf, buflen);
98 else
99 iowrite8_rep(ap->ioaddr.data_addr, buf, buflen);
100
101 return buflen;
102 }
103
104
105
106
107
108
109
110
111
112
113
114 static void pcmcia_8bit_drain_fifo(struct ata_queued_cmd *qc)
115 {
116 int count;
117 struct ata_port *ap;
118
119
120 if (qc == NULL || qc->dma_dir == DMA_TO_DEVICE)
121 return;
122
123 ap = qc->ap;
124
125
126 for (count = 0; (ap->ops->sff_check_status(ap) & ATA_DRQ)
127 && count++ < 65536;)
128 ioread8(ap->ioaddr.data_addr);
129
130 if (count)
131 ata_port_warn(ap, "drained %d bytes to clear DRQ\n", count);
132
133 }
134
135 static struct scsi_host_template pcmcia_sht = {
136 ATA_PIO_SHT(DRV_NAME),
137 };
138
139 static struct ata_port_operations pcmcia_port_ops = {
140 .inherits = &ata_sff_port_ops,
141 .sff_data_xfer = ata_sff_data_xfer32,
142 .cable_detect = ata_cable_40wire,
143 .set_mode = pcmcia_set_mode,
144 };
145
146 static struct ata_port_operations pcmcia_8bit_port_ops = {
147 .inherits = &ata_sff_port_ops,
148 .sff_data_xfer = ata_data_xfer_8bit,
149 .cable_detect = ata_cable_40wire,
150 .set_mode = pcmcia_set_mode_8bit,
151 .sff_drain_fifo = pcmcia_8bit_drain_fifo,
152 };
153
154
155 static int pcmcia_check_one_config(struct pcmcia_device *pdev, void *priv_data)
156 {
157 int *is_kme = priv_data;
158
159 if ((pdev->resource[0]->flags & IO_DATA_PATH_WIDTH)
160 != IO_DATA_PATH_WIDTH_8) {
161 pdev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
162 pdev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
163 }
164 pdev->resource[1]->flags &= ~IO_DATA_PATH_WIDTH;
165 pdev->resource[1]->flags |= IO_DATA_PATH_WIDTH_8;
166
167 if (pdev->resource[1]->end) {
168 pdev->resource[0]->end = 8;
169 pdev->resource[1]->end = (*is_kme) ? 2 : 1;
170 } else {
171 if (pdev->resource[0]->end < 16)
172 return -ENODEV;
173 }
174
175 return pcmcia_request_io(pdev);
176 }
177
178
179
180
181
182
183
184
185
186 static int pcmcia_init_one(struct pcmcia_device *pdev)
187 {
188 struct ata_host *host;
189 struct ata_port *ap;
190 int is_kme = 0, ret = -ENOMEM, p;
191 unsigned long io_base, ctl_base;
192 void __iomem *io_addr, *ctl_addr;
193 int n_ports = 1;
194 struct ata_port_operations *ops = &pcmcia_port_ops;
195
196
197 pdev->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO |
198 CONF_AUTO_SET_VPP | CONF_AUTO_CHECK_VCC;
199
200
201
202 is_kme = ((pdev->manf_id == MANFID_KME) &&
203 ((pdev->card_id == PRODID_KME_KXLC005_A) ||
204 (pdev->card_id == PRODID_KME_KXLC005_B)));
205
206 if (pcmcia_loop_config(pdev, pcmcia_check_one_config, &is_kme)) {
207 pdev->config_flags &= ~CONF_AUTO_CHECK_VCC;
208 if (pcmcia_loop_config(pdev, pcmcia_check_one_config, &is_kme))
209 goto failed;
210 }
211 io_base = pdev->resource[0]->start;
212 if (pdev->resource[1]->end)
213 ctl_base = pdev->resource[1]->start;
214 else
215 ctl_base = pdev->resource[0]->start + 0x0e;
216
217 if (!pdev->irq)
218 goto failed;
219
220 ret = pcmcia_enable_device(pdev);
221 if (ret)
222 goto failed;
223
224
225 ret = -ENOMEM;
226 io_addr = devm_ioport_map(&pdev->dev, io_base, 8);
227 ctl_addr = devm_ioport_map(&pdev->dev, ctl_base, 1);
228 if (!io_addr || !ctl_addr)
229 goto failed;
230
231
232 iowrite8(0x02, ctl_addr);
233 if (is_kme)
234 iowrite8(0x81, ctl_addr + 0x01);
235
236
237
238 if (resource_size(pdev->resource[0]) >= 0x20)
239 n_ports = 2;
240
241 if (pdev->manf_id == 0x0097 && pdev->card_id == 0x1620)
242 ops = &pcmcia_8bit_port_ops;
243
244
245
246
247 ret = -ENOMEM;
248 host = ata_host_alloc(&pdev->dev, n_ports);
249 if (!host)
250 goto failed;
251
252 for (p = 0; p < n_ports; p++) {
253 ap = host->ports[p];
254
255 ap->ops = ops;
256 ap->pio_mask = ATA_PIO0;
257 ap->flags |= ATA_FLAG_SLAVE_POSS;
258 ap->ioaddr.cmd_addr = io_addr + 0x10 * p;
259 ap->ioaddr.altstatus_addr = ctl_addr + 0x10 * p;
260 ap->ioaddr.ctl_addr = ctl_addr + 0x10 * p;
261 ata_sff_std_ports(&ap->ioaddr);
262
263 ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx", io_base, ctl_base);
264 }
265
266
267 ret = ata_host_activate(host, pdev->irq, ata_sff_interrupt,
268 IRQF_SHARED, &pcmcia_sht);
269 if (ret)
270 goto failed;
271
272 pdev->priv = host;
273 return 0;
274
275 failed:
276 pcmcia_disable_device(pdev);
277 return ret;
278 }
279
280
281
282
283
284
285
286
287
288 static void pcmcia_remove_one(struct pcmcia_device *pdev)
289 {
290 struct ata_host *host = pdev->priv;
291
292 if (host)
293 ata_host_detach(host);
294
295 pcmcia_disable_device(pdev);
296 }
297
298 static const struct pcmcia_device_id pcmcia_devices[] = {
299 PCMCIA_DEVICE_FUNC_ID(4),
300 PCMCIA_DEVICE_MANF_CARD(0x0000, 0x0000),
301 PCMCIA_DEVICE_MANF_CARD(0x0007, 0x0000),
302 PCMCIA_DEVICE_MANF_CARD(0x000a, 0x0000),
303 PCMCIA_DEVICE_MANF_CARD(0x001c, 0x0001),
304 PCMCIA_DEVICE_MANF_CARD(0x0032, 0x0704),
305 PCMCIA_DEVICE_MANF_CARD(0x0032, 0x2904),
306 PCMCIA_DEVICE_MANF_CARD(0x0045, 0x0401),
307 PCMCIA_DEVICE_MANF_CARD(0x004f, 0x0000),
308 PCMCIA_DEVICE_MANF_CARD(0x0097, 0x1620),
309 PCMCIA_DEVICE_MANF_CARD(0x0098, 0x0000),
310 PCMCIA_DEVICE_MANF_CARD(0x00a4, 0x002d),
311 PCMCIA_DEVICE_MANF_CARD(0x00ce, 0x0000),
312 PCMCIA_DEVICE_MANF_CARD(0x0319, 0x0000),
313 PCMCIA_DEVICE_MANF_CARD(0x2080, 0x0001),
314 PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0100),
315 PCMCIA_DEVICE_MANF_CARD(0x4e01, 0x0200),
316 PCMCIA_DEVICE_PROD_ID123("Caravelle", "PSC-IDE ", "PSC000", 0x8c36137c, 0xd0693ab8, 0x2768a9f0),
317 PCMCIA_DEVICE_PROD_ID123("CDROM", "IDE", "MCD-601p", 0x1b9179ca, 0xede88951, 0x0d902f74),
318 PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
319 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
320 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
321 PCMCIA_DEVICE_PROD_ID12("CNF ", "CD-ROM", 0x46d7db81, 0x66536591),
322 PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
323 PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
324 PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
325 PCMCIA_DEVICE_PROD_ID12("EXP", "CD+GAME", 0x6f58c983, 0x63c13aaf),
326 PCMCIA_DEVICE_PROD_ID12("EXP ", "CD-ROM", 0x0a5c52fd, 0x66536591),
327 PCMCIA_DEVICE_PROD_ID12("EXP ", "PnPIDE", 0x0a5c52fd, 0x0c694728),
328 PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
329 PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
330 PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
331 PCMCIA_DEVICE_PROD_ID12("Hyperstone", "Model1", 0x3d5b9ef5, 0xca6ab420),
332 PCMCIA_DEVICE_PROD_ID12("IBM", "microdrive", 0xb569a6e5, 0xa6d76178),
333 PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
334 PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF CARD 1GB", 0x2e6d1829, 0x55d5bffb),
335 PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF CARD 4GB", 0x2e6d1829, 0x531e7d10),
336 PCMCIA_DEVICE_PROD_ID12("KINGSTON", "CF8GB", 0x2e6d1829, 0xacbe682e),
337 PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2 ", 0x547e66dc, 0x8671043b),
338 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
339 PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDEII", 0x547e66dc, 0xb3662674),
340 PCMCIA_DEVICE_PROD_ID12("LOOKMEET", "CBIDE2 ", 0xe37be2b5, 0x8671043b),
341 PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF300", 0x7ed2ad87, 0x7e9e78ee),
342 PCMCIA_DEVICE_PROD_ID12("M-Systems", "CF500", 0x7ed2ad87, 0x7a13045c),
343 PCMCIA_DEVICE_PROD_ID2("NinjaATA-", 0xebe0bd79),
344 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "CD-ROM", 0x281f1c5d, 0x66536591),
345 PCMCIA_DEVICE_PROD_ID12("PCMCIA", "PnPIDE", 0x281f1c5d, 0x0c694728),
346 PCMCIA_DEVICE_PROD_ID12("SHUTTLE TECHNOLOGY LTD.", "PCCARD-IDE/ATAPI Adapter", 0x4a3f0ba0, 0x322560e1),
347 PCMCIA_DEVICE_PROD_ID12("SEAGATE", "ST1", 0x87c1b330, 0xe1f30883),
348 PCMCIA_DEVICE_PROD_ID12("SAMSUNG", "04/05/06", 0x43d74cb4, 0x6a22777d),
349 PCMCIA_DEVICE_PROD_ID12("SMI VENDOR", "SMI PRODUCT", 0x30896c92, 0x703cc5f6),
350 PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "MK2001MPL", 0xb4585a1a, 0x3489e003),
351 PCMCIA_DEVICE_PROD_ID1("TRANSCEND 512M ", 0xd0909443),
352 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF45", 0x709b1bf1, 0xf68b6f32),
353 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS1GCF80", 0x709b1bf1, 0x2a54d4b1),
354 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS2GCF120", 0x709b1bf1, 0x969aa4f2),
355 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF120", 0x709b1bf1, 0xf54a91c8),
356 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS4GCF133", 0x709b1bf1, 0x7558f133),
357 PCMCIA_DEVICE_PROD_ID12("TRANSCEND", "TS8GCF133", 0x709b1bf1, 0xb2f89b47),
358 PCMCIA_DEVICE_PROD_ID12("WIT", "IDE16", 0x244e5994, 0x3e232852),
359 PCMCIA_DEVICE_PROD_ID12("WEIDA", "TWTTI", 0xcc7cf69c, 0x212bb918),
360 PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
361 PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
362 PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
363 PCMCIA_DEVICE_PROD_ID2("Flash Card", 0x5a362506),
364 PCMCIA_DEVICE_NULL,
365 };
366
367 MODULE_DEVICE_TABLE(pcmcia, pcmcia_devices);
368
369 static struct pcmcia_driver pcmcia_driver = {
370 .owner = THIS_MODULE,
371 .name = DRV_NAME,
372 .id_table = pcmcia_devices,
373 .probe = pcmcia_init_one,
374 .remove = pcmcia_remove_one,
375 };
376 module_pcmcia_driver(pcmcia_driver);
377
378 MODULE_AUTHOR("Alan Cox");
379 MODULE_DESCRIPTION("low-level driver for PCMCIA ATA");
380 MODULE_LICENSE("GPL");
381 MODULE_VERSION(DRV_VERSION);