Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * linux/drivers/acorn/scsi/cumana_2.c | |
3 | * | |
4 | * Copyright (C) 1997-2005 Russell King | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | * | |
10 | * Changelog: | |
11 | * 30-08-1997 RMK 0.0.0 Created, READONLY version. | |
12 | * 22-01-1998 RMK 0.0.1 Updated to 2.1.80. | |
13 | * 15-04-1998 RMK 0.0.1 Only do PIO if FAS216 will allow it. | |
14 | * 02-05-1998 RMK 0.0.2 Updated & added DMA support. | |
15 | * 27-06-1998 RMK Changed asm/delay.h to linux/delay.h | |
16 | * 18-08-1998 RMK 0.0.3 Fixed synchronous transfer depth. | |
17 | * 02-04-2000 RMK 0.0.4 Updated for new error handling code. | |
18 | */ | |
19 | #include <linux/module.h> | |
20 | #include <linux/blkdev.h> | |
21 | #include <linux/kernel.h> | |
22 | #include <linux/string.h> | |
23 | #include <linux/ioport.h> | |
24 | #include <linux/sched.h> | |
25 | #include <linux/proc_fs.h> | |
26 | #include <linux/delay.h> | |
27 | #include <linux/interrupt.h> | |
28 | #include <linux/init.h> | |
29 | #include <linux/dma-mapping.h> | |
30 | ||
31 | #include <asm/dma.h> | |
32 | #include <asm/ecard.h> | |
33 | #include <asm/io.h> | |
1da177e4 LT |
34 | #include <asm/pgtable.h> |
35 | ||
36 | #include "../scsi.h" | |
37 | #include <scsi/scsi_host.h> | |
38 | #include "fas216.h" | |
39 | #include "scsi.h" | |
40 | ||
41 | #include <scsi/scsicam.h> | |
42 | ||
43 | #define CUMANASCSI2_STATUS (0x0000) | |
44 | #define STATUS_INT (1 << 0) | |
45 | #define STATUS_DRQ (1 << 1) | |
46 | #define STATUS_LATCHED (1 << 3) | |
47 | ||
48 | #define CUMANASCSI2_ALATCH (0x0014) | |
49 | #define ALATCH_ENA_INT (3) | |
50 | #define ALATCH_DIS_INT (2) | |
51 | #define ALATCH_ENA_TERM (5) | |
52 | #define ALATCH_DIS_TERM (4) | |
53 | #define ALATCH_ENA_BIT32 (11) | |
54 | #define ALATCH_DIS_BIT32 (10) | |
55 | #define ALATCH_ENA_DMA (13) | |
56 | #define ALATCH_DIS_DMA (12) | |
57 | #define ALATCH_DMA_OUT (15) | |
58 | #define ALATCH_DMA_IN (14) | |
59 | ||
60 | #define CUMANASCSI2_PSEUDODMA (0x0200) | |
61 | ||
62 | #define CUMANASCSI2_FAS216_OFFSET (0x0300) | |
63 | #define CUMANASCSI2_FAS216_SHIFT 2 | |
64 | ||
65 | /* | |
66 | * Version | |
67 | */ | |
68 | #define VERSION "1.00 (13/11/2002 2.5.47)" | |
69 | ||
70 | /* | |
71 | * Use term=0,1,0,0,0 to turn terminators on/off | |
72 | */ | |
73 | static int term[MAX_ECARDS] = { 1, 1, 1, 1, 1, 1, 1, 1 }; | |
74 | ||
75 | #define NR_SG 256 | |
76 | ||
77 | struct cumanascsi2_info { | |
78 | FAS216_Info info; | |
79 | struct expansion_card *ec; | |
80 | void __iomem *base; | |
81 | unsigned int terms; /* Terminator state */ | |
82 | struct scatterlist sg[NR_SG]; /* Scatter DMA list */ | |
83 | }; | |
84 | ||
85 | #define CSTATUS_IRQ (1 << 0) | |
86 | #define CSTATUS_DRQ (1 << 1) | |
87 | ||
88 | /* Prototype: void cumanascsi_2_irqenable(ec, irqnr) | |
89 | * Purpose : Enable interrupts on Cumana SCSI 2 card | |
90 | * Params : ec - expansion card structure | |
91 | * : irqnr - interrupt number | |
92 | */ | |
93 | static void | |
94 | cumanascsi_2_irqenable(struct expansion_card *ec, int irqnr) | |
95 | { | |
96 | struct cumanascsi2_info *info = ec->irq_data; | |
97 | writeb(ALATCH_ENA_INT, info->base + CUMANASCSI2_ALATCH); | |
98 | } | |
99 | ||
100 | /* Prototype: void cumanascsi_2_irqdisable(ec, irqnr) | |
101 | * Purpose : Disable interrupts on Cumana SCSI 2 card | |
102 | * Params : ec - expansion card structure | |
103 | * : irqnr - interrupt number | |
104 | */ | |
105 | static void | |
106 | cumanascsi_2_irqdisable(struct expansion_card *ec, int irqnr) | |
107 | { | |
108 | struct cumanascsi2_info *info = ec->irq_data; | |
109 | writeb(ALATCH_DIS_INT, info->base + CUMANASCSI2_ALATCH); | |
110 | } | |
111 | ||
112 | static const expansioncard_ops_t cumanascsi_2_ops = { | |
113 | .irqenable = cumanascsi_2_irqenable, | |
114 | .irqdisable = cumanascsi_2_irqdisable, | |
115 | }; | |
116 | ||
117 | /* Prototype: void cumanascsi_2_terminator_ctl(host, on_off) | |
118 | * Purpose : Turn the Cumana SCSI 2 terminators on or off | |
119 | * Params : host - card to turn on/off | |
120 | * : on_off - !0 to turn on, 0 to turn off | |
121 | */ | |
122 | static void | |
123 | cumanascsi_2_terminator_ctl(struct Scsi_Host *host, int on_off) | |
124 | { | |
125 | struct cumanascsi2_info *info = (struct cumanascsi2_info *)host->hostdata; | |
126 | ||
127 | if (on_off) { | |
128 | info->terms = 1; | |
129 | writeb(ALATCH_ENA_TERM, info->base + CUMANASCSI2_ALATCH); | |
130 | } else { | |
131 | info->terms = 0; | |
132 | writeb(ALATCH_DIS_TERM, info->base + CUMANASCSI2_ALATCH); | |
133 | } | |
134 | } | |
135 | ||
136 | /* Prototype: void cumanascsi_2_intr(irq, *dev_id, *regs) | |
137 | * Purpose : handle interrupts from Cumana SCSI 2 card | |
138 | * Params : irq - interrupt number | |
139 | * dev_id - user-defined (Scsi_Host structure) | |
1da177e4 LT |
140 | */ |
141 | static irqreturn_t | |
7d12e780 | 142 | cumanascsi_2_intr(int irq, void *dev_id) |
1da177e4 LT |
143 | { |
144 | struct cumanascsi2_info *info = dev_id; | |
145 | ||
146 | return fas216_intr(&info->info); | |
147 | } | |
148 | ||
149 | /* Prototype: fasdmatype_t cumanascsi_2_dma_setup(host, SCpnt, direction, min_type) | |
150 | * Purpose : initialises DMA/PIO | |
151 | * Params : host - host | |
152 | * SCpnt - command | |
153 | * direction - DMA on to/off of card | |
154 | * min_type - minimum DMA support that we must have for this transfer | |
155 | * Returns : type of transfer to be performed | |
156 | */ | |
157 | static fasdmatype_t | |
0a04137e | 158 | cumanascsi_2_dma_setup(struct Scsi_Host *host, struct scsi_pointer *SCp, |
1da177e4 LT |
159 | fasdmadir_t direction, fasdmatype_t min_type) |
160 | { | |
161 | struct cumanascsi2_info *info = (struct cumanascsi2_info *)host->hostdata; | |
162 | struct device *dev = scsi_get_device(host); | |
163 | int dmach = info->info.scsi.dma; | |
164 | ||
165 | writeb(ALATCH_DIS_DMA, info->base + CUMANASCSI2_ALATCH); | |
166 | ||
167 | if (dmach != NO_DMA && | |
168 | (min_type == fasdma_real_all || SCp->this_residual >= 512)) { | |
169 | int bufs, map_dir, dma_dir, alatch_dir; | |
170 | ||
171 | bufs = copy_SCp_to_sg(&info->sg[0], SCp, NR_SG); | |
172 | ||
173 | if (direction == DMA_OUT) | |
174 | map_dir = DMA_TO_DEVICE, | |
175 | dma_dir = DMA_MODE_WRITE, | |
176 | alatch_dir = ALATCH_DMA_OUT; | |
177 | else | |
178 | map_dir = DMA_FROM_DEVICE, | |
179 | dma_dir = DMA_MODE_READ, | |
180 | alatch_dir = ALATCH_DMA_IN; | |
181 | ||
182 | dma_map_sg(dev, info->sg, bufs + 1, map_dir); | |
183 | ||
184 | disable_dma(dmach); | |
185 | set_dma_sg(dmach, info->sg, bufs + 1); | |
186 | writeb(alatch_dir, info->base + CUMANASCSI2_ALATCH); | |
187 | set_dma_mode(dmach, dma_dir); | |
188 | enable_dma(dmach); | |
189 | writeb(ALATCH_ENA_DMA, info->base + CUMANASCSI2_ALATCH); | |
190 | writeb(ALATCH_DIS_BIT32, info->base + CUMANASCSI2_ALATCH); | |
191 | return fasdma_real_all; | |
192 | } | |
193 | ||
194 | /* | |
195 | * If we're not doing DMA, | |
196 | * we'll do pseudo DMA | |
197 | */ | |
198 | return fasdma_pio; | |
199 | } | |
200 | ||
201 | /* | |
202 | * Prototype: void cumanascsi_2_dma_pseudo(host, SCpnt, direction, transfer) | |
203 | * Purpose : handles pseudo DMA | |
204 | * Params : host - host | |
205 | * SCpnt - command | |
206 | * direction - DMA on to/off of card | |
207 | * transfer - minimum number of bytes we expect to transfer | |
208 | */ | |
209 | static void | |
0a04137e | 210 | cumanascsi_2_dma_pseudo(struct Scsi_Host *host, struct scsi_pointer *SCp, |
1da177e4 LT |
211 | fasdmadir_t direction, int transfer) |
212 | { | |
213 | struct cumanascsi2_info *info = (struct cumanascsi2_info *)host->hostdata; | |
214 | unsigned int length; | |
215 | unsigned char *addr; | |
216 | ||
217 | length = SCp->this_residual; | |
218 | addr = SCp->ptr; | |
219 | ||
220 | if (direction == DMA_OUT) | |
221 | #if 0 | |
222 | while (length > 1) { | |
223 | unsigned long word; | |
224 | unsigned int status = readb(info->base + CUMANASCSI2_STATUS); | |
225 | ||
226 | if (status & STATUS_INT) | |
227 | goto end; | |
228 | ||
229 | if (!(status & STATUS_DRQ)) | |
230 | continue; | |
231 | ||
232 | word = *addr | *(addr + 1) << 8; | |
233 | writew(word, info->base + CUMANASCSI2_PSEUDODMA); | |
234 | addr += 2; | |
235 | length -= 2; | |
236 | } | |
237 | #else | |
238 | printk ("PSEUDO_OUT???\n"); | |
239 | #endif | |
240 | else { | |
241 | if (transfer && (transfer & 255)) { | |
242 | while (length >= 256) { | |
243 | unsigned int status = readb(info->base + CUMANASCSI2_STATUS); | |
244 | ||
245 | if (status & STATUS_INT) | |
246 | return; | |
247 | ||
248 | if (!(status & STATUS_DRQ)) | |
249 | continue; | |
250 | ||
251 | readsw(info->base + CUMANASCSI2_PSEUDODMA, | |
252 | addr, 256 >> 1); | |
253 | addr += 256; | |
254 | length -= 256; | |
255 | } | |
256 | } | |
257 | ||
258 | while (length > 0) { | |
259 | unsigned long word; | |
260 | unsigned int status = readb(info->base + CUMANASCSI2_STATUS); | |
261 | ||
262 | if (status & STATUS_INT) | |
263 | return; | |
264 | ||
265 | if (!(status & STATUS_DRQ)) | |
266 | continue; | |
267 | ||
268 | word = readw(info->base + CUMANASCSI2_PSEUDODMA); | |
269 | *addr++ = word; | |
270 | if (--length > 0) { | |
271 | *addr++ = word >> 8; | |
272 | length --; | |
273 | } | |
274 | } | |
275 | } | |
276 | } | |
277 | ||
278 | /* Prototype: int cumanascsi_2_dma_stop(host, SCpnt) | |
279 | * Purpose : stops DMA/PIO | |
280 | * Params : host - host | |
281 | * SCpnt - command | |
282 | */ | |
283 | static void | |
0a04137e | 284 | cumanascsi_2_dma_stop(struct Scsi_Host *host, struct scsi_pointer *SCp) |
1da177e4 LT |
285 | { |
286 | struct cumanascsi2_info *info = (struct cumanascsi2_info *)host->hostdata; | |
287 | if (info->info.scsi.dma != NO_DMA) { | |
288 | writeb(ALATCH_DIS_DMA, info->base + CUMANASCSI2_ALATCH); | |
289 | disable_dma(info->info.scsi.dma); | |
290 | } | |
291 | } | |
292 | ||
293 | /* Prototype: const char *cumanascsi_2_info(struct Scsi_Host * host) | |
294 | * Purpose : returns a descriptive string about this interface, | |
295 | * Params : host - driver host structure to return info for. | |
296 | * Returns : pointer to a static buffer containing null terminated string. | |
297 | */ | |
298 | const char *cumanascsi_2_info(struct Scsi_Host *host) | |
299 | { | |
300 | struct cumanascsi2_info *info = (struct cumanascsi2_info *)host->hostdata; | |
301 | static char string[150]; | |
302 | ||
303 | sprintf(string, "%s (%s) in slot %d v%s terminators o%s", | |
304 | host->hostt->name, info->info.scsi.type, info->ec->slot_no, | |
305 | VERSION, info->terms ? "n" : "ff"); | |
306 | ||
307 | return string; | |
308 | } | |
309 | ||
310 | /* Prototype: int cumanascsi_2_set_proc_info(struct Scsi_Host *host, char *buffer, int length) | |
311 | * Purpose : Set a driver specific function | |
312 | * Params : host - host to setup | |
313 | * : buffer - buffer containing string describing operation | |
314 | * : length - length of string | |
315 | * Returns : -EINVAL, or 0 | |
316 | */ | |
317 | static int | |
318 | cumanascsi_2_set_proc_info(struct Scsi_Host *host, char *buffer, int length) | |
319 | { | |
320 | int ret = length; | |
321 | ||
322 | if (length >= 11 && strcmp(buffer, "CUMANASCSI2") == 0) { | |
323 | buffer += 11; | |
324 | length -= 11; | |
325 | ||
326 | if (length >= 5 && strncmp(buffer, "term=", 5) == 0) { | |
327 | if (buffer[5] == '1') | |
328 | cumanascsi_2_terminator_ctl(host, 1); | |
329 | else if (buffer[5] == '0') | |
330 | cumanascsi_2_terminator_ctl(host, 0); | |
331 | else | |
332 | ret = -EINVAL; | |
333 | } else | |
334 | ret = -EINVAL; | |
335 | } else | |
336 | ret = -EINVAL; | |
337 | ||
338 | return ret; | |
339 | } | |
340 | ||
341 | /* Prototype: int cumanascsi_2_proc_info(char *buffer, char **start, off_t offset, | |
342 | * int length, int host_no, int inout) | |
343 | * Purpose : Return information about the driver to a user process accessing | |
344 | * the /proc filesystem. | |
345 | * Params : buffer - a buffer to write information to | |
346 | * start - a pointer into this buffer set by this routine to the start | |
347 | * of the required information. | |
348 | * offset - offset into information that we have read upto. | |
349 | * length - length of buffer | |
350 | * host_no - host number to return information for | |
351 | * inout - 0 for reading, 1 for writing. | |
352 | * Returns : length of data written to buffer. | |
353 | */ | |
354 | int cumanascsi_2_proc_info (struct Scsi_Host *host, char *buffer, char **start, off_t offset, | |
355 | int length, int inout) | |
356 | { | |
357 | struct cumanascsi2_info *info; | |
358 | char *p = buffer; | |
359 | int pos; | |
360 | ||
361 | if (inout == 1) | |
362 | return cumanascsi_2_set_proc_info(host, buffer, length); | |
363 | ||
364 | info = (struct cumanascsi2_info *)host->hostdata; | |
365 | ||
366 | p += sprintf(p, "Cumana SCSI II driver v%s\n", VERSION); | |
367 | p += fas216_print_host(&info->info, p); | |
368 | p += sprintf(p, "Term : o%s\n", | |
369 | info->terms ? "n" : "ff"); | |
370 | ||
371 | p += fas216_print_stats(&info->info, p); | |
372 | p += fas216_print_devices(&info->info, p); | |
373 | ||
374 | *start = buffer + offset; | |
375 | pos = p - buffer - offset; | |
376 | if (pos > length) | |
377 | pos = length; | |
378 | ||
379 | return pos; | |
380 | } | |
381 | ||
d0be4a7d | 382 | static struct scsi_host_template cumanascsi2_template = { |
1da177e4 LT |
383 | .module = THIS_MODULE, |
384 | .proc_info = cumanascsi_2_proc_info, | |
385 | .name = "Cumana SCSI II", | |
386 | .info = cumanascsi_2_info, | |
387 | .queuecommand = fas216_queue_command, | |
388 | .eh_host_reset_handler = fas216_eh_host_reset, | |
389 | .eh_bus_reset_handler = fas216_eh_bus_reset, | |
390 | .eh_device_reset_handler = fas216_eh_device_reset, | |
391 | .eh_abort_handler = fas216_eh_abort, | |
392 | .can_queue = 1, | |
393 | .this_id = 7, | |
394 | .sg_tablesize = SG_ALL, | |
395 | .cmd_per_lun = 1, | |
396 | .use_clustering = DISABLE_CLUSTERING, | |
397 | .proc_name = "cumanascsi2", | |
398 | }; | |
399 | ||
400 | static int __devinit | |
401 | cumanascsi2_probe(struct expansion_card *ec, const struct ecard_id *id) | |
402 | { | |
403 | struct Scsi_Host *host; | |
404 | struct cumanascsi2_info *info; | |
405 | unsigned long resbase, reslen; | |
406 | void __iomem *base; | |
407 | int ret; | |
408 | ||
409 | ret = ecard_request_resources(ec); | |
410 | if (ret) | |
411 | goto out; | |
412 | ||
413 | resbase = ecard_resource_start(ec, ECARD_RES_MEMC); | |
414 | reslen = ecard_resource_len(ec, ECARD_RES_MEMC); | |
415 | base = ioremap(resbase, reslen); | |
416 | if (!base) { | |
417 | ret = -ENOMEM; | |
418 | goto out_region; | |
419 | } | |
420 | ||
421 | host = scsi_host_alloc(&cumanascsi2_template, | |
422 | sizeof(struct cumanascsi2_info)); | |
423 | if (!host) { | |
424 | ret = -ENOMEM; | |
425 | goto out_unmap; | |
426 | } | |
427 | ||
428 | ecard_set_drvdata(ec, host); | |
429 | ||
430 | info = (struct cumanascsi2_info *)host->hostdata; | |
431 | info->ec = ec; | |
432 | info->base = base; | |
433 | ||
434 | cumanascsi_2_terminator_ctl(host, term[ec->slot_no]); | |
435 | ||
436 | info->info.scsi.io_base = base + CUMANASCSI2_FAS216_OFFSET; | |
437 | info->info.scsi.io_shift = CUMANASCSI2_FAS216_SHIFT; | |
438 | info->info.scsi.irq = ec->irq; | |
439 | info->info.scsi.dma = ec->dma; | |
440 | info->info.ifcfg.clockrate = 40; /* MHz */ | |
441 | info->info.ifcfg.select_timeout = 255; | |
442 | info->info.ifcfg.asyncperiod = 200; /* ns */ | |
443 | info->info.ifcfg.sync_max_depth = 7; | |
444 | info->info.ifcfg.cntl3 = CNTL3_BS8 | CNTL3_FASTSCSI | CNTL3_FASTCLK; | |
445 | info->info.ifcfg.disconnect_ok = 1; | |
446 | info->info.ifcfg.wide_max_size = 0; | |
447 | info->info.ifcfg.capabilities = FASCAP_PSEUDODMA; | |
448 | info->info.dma.setup = cumanascsi_2_dma_setup; | |
449 | info->info.dma.pseudo = cumanascsi_2_dma_pseudo; | |
450 | info->info.dma.stop = cumanascsi_2_dma_stop; | |
451 | ||
452 | ec->irqaddr = info->base + CUMANASCSI2_STATUS; | |
453 | ec->irqmask = STATUS_INT; | |
454 | ec->irq_data = info; | |
455 | ec->ops = &cumanascsi_2_ops; | |
456 | ||
457 | ret = fas216_init(host); | |
458 | if (ret) | |
459 | goto out_free; | |
460 | ||
461 | ret = request_irq(ec->irq, cumanascsi_2_intr, | |
1d6f359a | 462 | IRQF_DISABLED, "cumanascsi2", info); |
1da177e4 LT |
463 | if (ret) { |
464 | printk("scsi%d: IRQ%d not free: %d\n", | |
465 | host->host_no, ec->irq, ret); | |
466 | goto out_release; | |
467 | } | |
468 | ||
469 | if (info->info.scsi.dma != NO_DMA) { | |
470 | if (request_dma(info->info.scsi.dma, "cumanascsi2")) { | |
471 | printk("scsi%d: DMA%d not free, using PIO\n", | |
472 | host->host_no, info->info.scsi.dma); | |
473 | info->info.scsi.dma = NO_DMA; | |
474 | } else { | |
475 | set_dma_speed(info->info.scsi.dma, 180); | |
476 | info->info.ifcfg.capabilities |= FASCAP_DMA; | |
477 | } | |
478 | } | |
479 | ||
480 | ret = fas216_add(host, &ec->dev); | |
481 | if (ret == 0) | |
482 | goto out; | |
483 | ||
484 | if (info->info.scsi.dma != NO_DMA) | |
485 | free_dma(info->info.scsi.dma); | |
486 | free_irq(ec->irq, host); | |
487 | ||
488 | out_release: | |
489 | fas216_release(host); | |
490 | ||
491 | out_free: | |
492 | scsi_host_put(host); | |
493 | ||
494 | out_unmap: | |
495 | iounmap(base); | |
496 | ||
497 | out_region: | |
498 | ecard_release_resources(ec); | |
499 | ||
500 | out: | |
501 | return ret; | |
502 | } | |
503 | ||
504 | static void __devexit cumanascsi2_remove(struct expansion_card *ec) | |
505 | { | |
506 | struct Scsi_Host *host = ecard_get_drvdata(ec); | |
507 | struct cumanascsi2_info *info = (struct cumanascsi2_info *)host->hostdata; | |
508 | ||
509 | ecard_set_drvdata(ec, NULL); | |
510 | fas216_remove(host); | |
511 | ||
512 | if (info->info.scsi.dma != NO_DMA) | |
513 | free_dma(info->info.scsi.dma); | |
514 | free_irq(ec->irq, info); | |
515 | ||
516 | iounmap(info->base); | |
517 | ||
518 | fas216_release(host); | |
519 | scsi_host_put(host); | |
520 | ecard_release_resources(ec); | |
521 | } | |
522 | ||
523 | static const struct ecard_id cumanascsi2_cids[] = { | |
524 | { MANU_CUMANA, PROD_CUMANA_SCSI_2 }, | |
525 | { 0xffff, 0xffff }, | |
526 | }; | |
527 | ||
528 | static struct ecard_driver cumanascsi2_driver = { | |
529 | .probe = cumanascsi2_probe, | |
530 | .remove = __devexit_p(cumanascsi2_remove), | |
531 | .id_table = cumanascsi2_cids, | |
532 | .drv = { | |
533 | .name = "cumanascsi2", | |
534 | }, | |
535 | }; | |
536 | ||
537 | static int __init cumanascsi2_init(void) | |
538 | { | |
539 | return ecard_register_driver(&cumanascsi2_driver); | |
540 | } | |
541 | ||
542 | static void __exit cumanascsi2_exit(void) | |
543 | { | |
544 | ecard_remove_driver(&cumanascsi2_driver); | |
545 | } | |
546 | ||
547 | module_init(cumanascsi2_init); | |
548 | module_exit(cumanascsi2_exit); | |
549 | ||
550 | MODULE_AUTHOR("Russell King"); | |
551 | MODULE_DESCRIPTION("Cumana SCSI-2 driver for Acorn machines"); | |
8d3b33f6 | 552 | module_param_array(term, int, NULL, 0); |
1da177e4 LT |
553 | MODULE_PARM_DESC(term, "SCSI bus termination"); |
554 | MODULE_LICENSE("GPL"); |