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[PATCH] gdth driver update
[linux-2.6/history.git] / drivers / scsi / gdth_proc.c
blob151b01cd24db200ac77cb782293ff4dc7f1f87fd
1 /* gdth_proc.c
2 * $Id: gdth_proc.c,v 1.37 2003/09/17 08:31:53 achim Exp $
3 */
4
5 #if LINUX_VERSION_CODE >= 0x020407
6 #include <linux/completion.h>
7 #endif
8
9 int gdth_proc_info(struct Scsi_Host *host, char *buffer,char **start,off_t offset,int length,
10 int inout)
11 {
12 int hanum,busnum;
13
14 TRACE2(("gdth_proc_info() length %d ha %d offs %d inout %d\n",
15 length,hostno,(int)offset,inout));
16
17 hanum = NUMDATA(host)->hanum;
18 busnum= NUMDATA(host)->busnum;
19
20 if (inout)
21 return(gdth_set_info(buffer,length,hanum,busnum));
22 else
23 return(gdth_get_info(buffer,start,offset,length,hanum,busnum));
24 }
25
26 static int gdth_set_info(char *buffer,int length,int hanum,int busnum)
27 {
28 int ret_val = -EINVAL;
29 #if LINUX_VERSION_CODE >= 0x020503
30 Scsi_Request *scp;
31 Scsi_Device *sdev;
32 #elif LINUX_VERSION_CODE >= 0x020322
33 Scsi_Cmnd *scp;
34 Scsi_Device *sdev;
35 #else
36 Scsi_Cmnd scp;
37 Scsi_Device sdev;
38 #endif
39 #ifdef GDTH_IOCTL_PROC
40 gdth_iowr_str *piowr;
41 piowr = (gdth_iowr_str *)buffer;
42 #endif
43 TRACE2(("gdth_set_info() ha %d bus %d\n",hanum,busnum));
44
45 #if LINUX_VERSION_CODE >= 0x020503
46 sdev = scsi_get_host_dev(gdth_ctr_tab[hanum]);
47 scp = scsi_allocate_request(sdev, GFP_KERNEL);
48 if (!scp)
49 return -ENOMEM;
50 scp->sr_cmd_len = 12;
51 scp->sr_use_sg = 0;
52 #elif LINUX_VERSION_CODE >= 0x020322
53 sdev = scsi_get_host_dev(gdth_ctr_tab[hanum]);
54 scp = scsi_allocate_device(sdev, 1, FALSE);
55 if (!scp)
56 return -ENOMEM;
57 scp->cmd_len = 12;
58 scp->use_sg = 0;
59 #else
60 memset(&sdev,0,sizeof(Scsi_Device));
61 memset(&scp, 0,sizeof(Scsi_Cmnd));
62 sdev.host = scp.host = gdth_ctr_tab[hanum];
63 sdev.id = scp.target = sdev.host->this_id;
64 scp.device = &sdev;
65 #endif
66
67 if (length >= 4) {
68 if (strncmp(buffer,"gdth",4) == 0) {
69 buffer += 5;
70 length -= 5;
71 ret_val = gdth_set_asc_info( buffer, length, hanum, scp );
72 #ifdef GDTH_IOCTL_PROC
73 } else if (piowr->magic == GDTIOCTL_MAGIC) {
74 ret_val = gdth_set_bin_info( buffer, length, hanum, scp );
75 } else {
76 printk("GDT: Wrong signature %x (%x required)!\n",
77 piowr->magic, GDTIOCTL_MAGIC);
78 if (piowr->magic > GDTIOCTL_MAGIC)
79 printk("GDT: Please update your driver.\n");
80 else
81 printk("GDT: Please update your tool.\n");
82 #endif
83 }
84 }
85 #if LINUX_VERSION_CODE >= 0x020503
86 scsi_release_request(scp);
87 scsi_free_host_dev(sdev);
88 #elif LINUX_VERSION_CODE >= 0x020322
89 scsi_release_command(scp);
90 scsi_free_host_dev(sdev);
91 #endif
92 return ret_val;
93 }
94
95 #if LINUX_VERSION_CODE >= 0x020503
96 static int gdth_set_asc_info(char *buffer,int length,int hanum,Scsi_Request *scp)
97 #elif LINUX_VERSION_CODE >= 0x020322
98 static int gdth_set_asc_info(char *buffer,int length,int hanum,Scsi_Cmnd *scp)
99 #else
100 static int gdth_set_asc_info(char *buffer,int length,int hanum,Scsi_Cmnd scp)
101 #endif
102 {
103 int orig_length, drive, wb_mode;
104 int i, found;
105 gdth_ha_str *ha;
106 gdth_cmd_str gdtcmd;
107 gdth_cpar_str *pcpar;
108 ulong32 paddr;
109
110 char cmnd[MAX_COMMAND_SIZE];
111 memset(cmnd, 0xff, 12);
112 memset(&gdtcmd, 0, sizeof(gdth_cmd_str));
113
114 TRACE2(("gdth_set_asc_info() ha %d\n",hanum));
115 ha = HADATA(gdth_ctr_tab[hanum]);
116 orig_length = length + 5;
117 drive = -1;
118 wb_mode = 0;
119 found = FALSE;
120
121 if (length >= 5 && strncmp(buffer,"flush",5)==0) {
122 buffer += 6;
123 length -= 6;
124 if (length && *buffer>='0' && *buffer<='9') {
125 drive = (int)(*buffer-'0');
126 ++buffer; --length;
127 if (length && *buffer>='0' && *buffer<='9') {
128 drive = drive*10 + (int)(*buffer-'0');
129 ++buffer; --length;
130 }
131 printk("GDT: Flushing host drive %d .. ",drive);
132 } else {
133 printk("GDT: Flushing all host drives .. ");
134 }
135 for (i = 0; i < MAX_HDRIVES; ++i) {
136 if (ha->hdr[i].present) {
137 if (drive != -1 && i != drive)
138 continue;
139 found = TRUE;
140 gdtcmd.Service = CACHESERVICE;
141 gdtcmd.OpCode = GDT_FLUSH;
142 gdtcmd.u.cache.DeviceNo = i;
143 gdtcmd.u.cache.BlockNo = 1;
144 #if LINUX_VERSION_CODE >= 0x020503
145 gdth_do_req(scp, &gdtcmd, cmnd, 30);
146 #elif LINUX_VERSION_CODE >= 0x020322
147 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
148 #else
149 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
150 #endif
151 }
152 }
153 if (!found)
154 printk("\nNo host drive found !\n");
155 else
156 printk("Done.\n");
157 return(orig_length);
158 }
159
160 if (length >= 7 && strncmp(buffer,"wbp_off",7)==0) {
161 buffer += 8;
162 length -= 8;
163 printk("GDT: Disabling write back permanently .. ");
164 wb_mode = 1;
165 } else if (length >= 6 && strncmp(buffer,"wbp_on",6)==0) {
166 buffer += 7;
167 length -= 7;
168 printk("GDT: Enabling write back permanently .. ");
169 wb_mode = 2;
170 } else if (length >= 6 && strncmp(buffer,"wb_off",6)==0) {
171 buffer += 7;
172 length -= 7;
173 printk("GDT: Disabling write back commands .. ");
174 if (ha->cache_feat & GDT_WR_THROUGH) {
175 gdth_write_through = TRUE;
176 printk("Done.\n");
177 } else {
178 printk("Not supported !\n");
179 }
180 return(orig_length);
181 } else if (length >= 5 && strncmp(buffer,"wb_on",5)==0) {
182 buffer += 6;
183 length -= 6;
184 printk("GDT: Enabling write back commands .. ");
185 gdth_write_through = FALSE;
186 printk("Done.\n");
187 return(orig_length);
188 }
189
190 if (wb_mode) {
191 if (!gdth_ioctl_alloc(hanum, sizeof(gdth_cpar_str), TRUE, &paddr))
192 return(-EBUSY);
193 pcpar = (gdth_cpar_str *)ha->pscratch;
194 memcpy( pcpar, &ha->cpar, sizeof(gdth_cpar_str) );
195 gdtcmd.Service = CACHESERVICE;
196 gdtcmd.OpCode = GDT_IOCTL;
197 gdtcmd.u.ioctl.p_param = paddr;
198 gdtcmd.u.ioctl.param_size = sizeof(gdth_cpar_str);
199 gdtcmd.u.ioctl.subfunc = CACHE_CONFIG;
200 gdtcmd.u.ioctl.channel = INVALID_CHANNEL;
201 pcpar->write_back = wb_mode==1 ? 0:1;
202 #if LINUX_VERSION_CODE >= 0x020503
203 gdth_do_req(scp, &gdtcmd, cmnd, 30);
204 #elif LINUX_VERSION_CODE >= 0x020322
205 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
206 #else
207 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
208 #endif
209 gdth_ioctl_free(hanum, GDTH_SCRATCH, ha->pscratch, paddr);
210 printk("Done.\n");
211 return(orig_length);
212 }
213
214 printk("GDT: Unknown command: %s Length: %d\n",buffer,length);
215 return(-EINVAL);
216 }
217
218 #ifdef GDTH_IOCTL_PROC
219 #if LINUX_VERSION_CODE >= 0x020503
220 static int gdth_set_bin_info(char *buffer,int length,int hanum,Scsi_Request *scp)
221 #elif LINUX_VERSION_CODE >= 0x020322
222 static int gdth_set_bin_info(char *buffer,int length,int hanum,Scsi_Cmnd *scp)
223 #else
224 static int gdth_set_bin_info(char *buffer,int length,int hanum,Scsi_Cmnd scp)
225 #endif
226 {
227 unchar i, j;
228 ushort k, hdr_cnt, status;
229 gdth_ha_str *ha;
230 gdth_iowr_str *piowr;
231 gdth_iord_str *piord;
232 gdth_cmd_str *pcmd;
233 gdth_evt_str *pevt;
234 ulong32 *ppadd, add_size, *ppadd2, add_size2, info, paddr;
235 ulong flags;
236 gdth_cmd_str gdtcmd;
237 int drv_cyls, drv_hds, drv_secs;
238
239 char cmnd[MAX_COMMAND_SIZE];
240 memset(cmnd, 0xff, 12);
241 memset(&gdtcmd, 0, sizeof(gdth_cmd_str));
242
243 TRACE2(("gdth_set_bin_info() ha %d\n",hanum));
244 ha = HADATA(gdth_ctr_tab[hanum]);
245 piowr = (gdth_iowr_str *)buffer;
246 piord = NULL;
247 pcmd = NULL;
248 ppadd = ppadd2 = NULL;
249 add_size = add_size2 = 0;
250
251 if (length < GDTOFFSOF(gdth_iowr_str,iu))
252 return(-EINVAL);
253
254 switch (piowr->ioctl) {
255 case GDTIOCTL_GENERAL:
256 if (length < GDTOFFSOF(gdth_iowr_str,iu.general.data[0]))
257 return(-EINVAL);
258 pcmd = (gdth_cmd_str *)piowr->iu.general.command;
259 pcmd->Service = piowr->service;
260 if (pcmd->OpCode == GDT_IOCTL) {
261 ppadd = &pcmd->u.ioctl.p_param;
262 add_size = pcmd->u.ioctl.param_size;
263 } else if (piowr->service == CACHESERVICE) {
264 add_size = pcmd->u.cache.BlockCnt * SECTOR_SIZE;
265 if (ha->cache_feat & SCATTER_GATHER) {
266 ppadd = &pcmd->u.cache.sg_lst[0].sg_ptr;
267 pcmd->u.cache.DestAddr = 0xffffffff;
268 pcmd->u.cache.sg_lst[0].sg_len = add_size;
269 pcmd->u.cache.sg_canz = 1;
270 } else {
271 ppadd = &pcmd->u.cache.DestAddr;
272 pcmd->u.cache.sg_canz = 0;
273 }
274 } else if (piowr->service == SCSIRAWSERVICE) {
275 add_size = pcmd->u.raw.sdlen;
276 add_size2 = pcmd->u.raw.sense_len;
277 if (ha->raw_feat & SCATTER_GATHER) {
278 ppadd = &pcmd->u.raw.sg_lst[0].sg_ptr;
279 pcmd->u.raw.sdata = 0xffffffff;
280 pcmd->u.raw.sg_lst[0].sg_len = add_size;
281 pcmd->u.raw.sg_ranz = 1;
282 } else {
283 ppadd = &pcmd->u.raw.sdata;
284 pcmd->u.raw.sg_ranz = 0;
285 }
286 ppadd2 = &pcmd->u.raw.sense_data;
287 } else {
288 return(-EINVAL);
289 }
290 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str)+add_size+add_size2,
291 TRUE, &paddr ))
292 return(-EBUSY);
293 piord = (gdth_iord_str *)ha->pscratch;
294 piord->size = sizeof(gdth_iord_str) + add_size + add_size2;
295 if (add_size > 0) {
296 memcpy(piord->iu.general.data, piowr->iu.general.data, add_size);
297 *ppadd = paddr + GDTOFFSOF(gdth_iord_str, iu.general.data[0]);
298 }
299 if (add_size2 > 0) {
300 memcpy(piord->iu.general.data+add_size, piowr->iu.general.data, add_size2);
301 *ppadd2 = paddr + GDTOFFSOF(gdth_iord_str, iu.general.data[0]) + add_size2;
302 }
303
304 /* do IOCTL */
305 #if LINUX_VERSION_CODE >= 0x020503
306 gdth_do_req(scp, pcmd, cmnd, piowr->timeout);
307 piord->status = (scp->sr_command->SCp.Message << 16) |
308 scp->sr_command->SCp.Status;
309 #elif LINUX_VERSION_CODE >= 0x020322
310 gdth_do_cmd(scp, pcmd, cmnd, piowr->timeout);
311 piord->status = (scp->SCp.Message<<16)|scp->SCp.Status;
312 #else
313 gdth_do_cmd(&scp, pcmd, cmnd, piowr->timeout);
314 piord->status = (scp.SCp.Message<<16)|scp.SCp.Status;
315 #endif
316 break;
317
318 case GDTIOCTL_DRVERS:
319 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
320 return(-EBUSY);
321 piord = (gdth_iord_str *)ha->pscratch;
322 piord->size = sizeof(gdth_iord_str);
323 piord->status = S_OK;
324 piord->iu.drvers.version = (GDTH_VERSION<<8) | GDTH_SUBVERSION;
325 break;
326
327 case GDTIOCTL_CTRTYPE:
328 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
329 return(-EBUSY);
330 piord = (gdth_iord_str *)ha->pscratch;
331 piord->size = sizeof(gdth_iord_str);
332 piord->status = S_OK;
333 if (ha->type == GDT_ISA || ha->type == GDT_EISA) {
334 piord->iu.ctrtype.type = (unchar)((ha->stype>>20) - 0x10);
335 } else {
336 if (ha->type != GDT_PCIMPR) {
337 piord->iu.ctrtype.type = (unchar)((ha->stype<<4) + 6);
338 } else {
339 piord->iu.ctrtype.type =
340 (ha->oem_id == OEM_ID_INTEL ? 0xfd : 0xfe);
341 if (ha->stype >= 0x300)
342 piord->iu.ctrtype.ext_type = 0x6000 | ha->subdevice_id;
343 else
344 piord->iu.ctrtype.ext_type = 0x6000 | ha->stype;
345 }
346 piord->iu.ctrtype.device_id = ha->stype;
347 piord->iu.ctrtype.sub_device_id = ha->subdevice_id;
348 }
349 piord->iu.ctrtype.info = ha->brd_phys;
350 piord->iu.ctrtype.oem_id = ha->oem_id;
351 break;
352
353 case GDTIOCTL_CTRCNT:
354 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
355 return(-EBUSY);
356 piord = (gdth_iord_str *)ha->pscratch;
357 piord->size = sizeof(gdth_iord_str);
358 piord->status = S_OK;
359 piord->iu.ctrcnt.count = (ushort)gdth_ctr_count;
360 break;
361
362 case GDTIOCTL_OSVERS:
363 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
364 return(-EBUSY);
365 piord = (gdth_iord_str *)ha->pscratch;
366 piord->size = sizeof(gdth_iord_str);
367 piord->status = S_OK;
368 piord->iu.osvers.version = (unchar)(LINUX_VERSION_CODE >> 16);
369 piord->iu.osvers.subversion = (unchar)(LINUX_VERSION_CODE >> 8);
370 piord->iu.osvers.revision = (ushort)(LINUX_VERSION_CODE & 0xff);
371 break;
372
373 case GDTIOCTL_LOCKDRV:
374 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
375 return(-EBUSY);
376 piord = (gdth_iord_str *)ha->pscratch;
377 for (i = 0; i < piowr->iu.lockdrv.drive_cnt; ++i) {
378 j = piowr->iu.lockdrv.drives[i];
379 if (j >= MAX_HDRIVES || !ha->hdr[j].present)
380 continue;
381 if (piowr->iu.lockdrv.lock) {
382 GDTH_LOCK_HA(ha, flags);
383 ha->hdr[j].lock = 1;
384 GDTH_UNLOCK_HA(ha, flags);
385 gdth_wait_completion( hanum, ha->bus_cnt, j );
386 gdth_stop_timeout( hanum, ha->bus_cnt, j );
387 } else {
388 GDTH_LOCK_HA(ha, flags);
389 ha->hdr[j].lock = 0;
390 GDTH_UNLOCK_HA(ha, flags);
391 gdth_start_timeout( hanum, ha->bus_cnt, j );
392 gdth_next( hanum );
393 }
394 }
395 piord->size = sizeof(gdth_iord_str);
396 piord->status = S_OK;
397 break;
398
399 case GDTIOCTL_LOCKCHN:
400 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
401 return(-EBUSY);
402 i = piowr->iu.lockchn.channel;
403 if (i < ha->bus_cnt) {
404 if (piowr->iu.lockchn.lock) {
405 GDTH_LOCK_HA(ha, flags);
406 ha->raw[i].lock = 1;
407 GDTH_UNLOCK_HA(ha, flags);
408 for (j = 0; j < ha->tid_cnt; ++j) {
409 gdth_wait_completion( hanum, i, j );
410 gdth_stop_timeout( hanum, i, j );
411 }
412 } else {
413 GDTH_LOCK_HA(ha, flags);
414 ha->raw[i].lock = 0;
415 GDTH_UNLOCK_HA(ha, flags);
416 for (j = 0; j < ha->tid_cnt; ++j) {
417 gdth_start_timeout( hanum, i, j );
418 gdth_next( hanum );
419 }
420 }
421 }
422 piord = (gdth_iord_str *)ha->pscratch;
423 piord->size = sizeof(gdth_iord_str);
424 piord->status = S_OK;
425 break;
426
427 case GDTIOCTL_EVENT:
428 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
429 return(-EBUSY);
430 piord = (gdth_iord_str *)ha->pscratch;
431 if (piowr->iu.event.erase == 0xff) {
432 pevt = (gdth_evt_str *)piowr->iu.event.evt;
433 if (pevt->event_source == ES_TEST)
434 pevt->event_data.size = sizeof(pevt->event_data.eu.test);
435 else if (pevt->event_source == ES_DRIVER)
436 pevt->event_data.size = sizeof(pevt->event_data.eu.driver);
437 else if (pevt->event_source == ES_SYNC)
438 pevt->event_data.size = sizeof(pevt->event_data.eu.sync);
439 else {
440 pevt->event_data.size = sizeof(pevt->event_data.eu.async);
441 gdth_log_event(&pevt->event_data, NULL);
442 }
443 GDTH_LOCK_HA(ha, flags);
444 gdth_store_event(ha, pevt->event_source, pevt->event_idx,
445 &pevt->event_data);
446 GDTH_UNLOCK_HA(ha, flags);
447 } else if (piowr->iu.event.erase == 0xfe) {
448 gdth_clear_events();
449 } else if (piowr->iu.event.erase == 0) {
450 piord->iu.event.handle =
451 gdth_read_event(ha,piowr->iu.event.handle,
452 (gdth_evt_str *)piord->iu.event.evt);
453 } else {
454 piord->iu.event.handle = piowr->iu.event.handle;
455 gdth_readapp_event(ha, (unchar)piowr->iu.event.erase,
456 (gdth_evt_str *)piord->iu.event.evt);
457 }
458 piord->size = sizeof(gdth_iord_str);
459 piord->status = S_OK;
460 break;
461
462 case GDTIOCTL_SCSI:
463 #if LINUX_VERSION_CODE >= 0x020503
464 return(-EINVAL);
465 #else
466 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
467 return(-EBUSY);
468 piord = (gdth_iord_str *)ha->pscratch;
469 piord->size = sizeof(gdth_iord_str);
470 memcpy(cmnd, piowr->iu.scsi.cmd, 12);
471 #if LINUX_VERSION_CODE >= 0x020322
472 scp->target = piowr->iu.scsi.target;
473 scp->channel = virt_ctr ? 0 : piowr->iu.scsi.bus;
474 scp->cmd_len = piowr->iu.scsi.cmd_len;
475 gdth_do_cmd(scp, pcmd, cmnd, piowr->timeout);
476 piord->status = (scp->SCp.Message<<16)|scp->SCp.Status;
477 #else
478 scp.target = piowr->iu.scsi.target;
479 scp.channel = virt_ctr ? 0 : piowr->iu.scsi.bus;
480 scp.cmd_len = piowr->iu.scsi.cmd_len;
481 gdth_do_cmd(&scp, pcmd, cmnd, piowr->timeout);
482 piord->status = (scp.SCp.Message<<16)|scp.SCp.Status;
483 #endif
484 #endif
485 break;
486
487 case GDTIOCTL_RESET_BUS:
488 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
489 return(-EBUSY);
490 piord = (gdth_iord_str *)ha->pscratch;
491 piord->size = sizeof(gdth_iord_str);
492 #if LINUX_VERSION_CODE >= 0x02053C
493 {
494 Scsi_Device *sdev;
495 Scsi_Cmnd *scmnd;
496
497 sdev = scsi_get_host_dev(gdth_ctr_tab[hanum]);
498 scmnd= scsi_get_command(sdev, GFP_KERNEL);
499 if (!scmnd)
500 return(-ENOMEM);
501 scmnd->device->host = scp->sr_host;
502 scmnd->device->channel = virt_ctr ? 0 : piowr->iu.scsi.bus;
503 piord->status = (ulong32)gdth_eh_bus_reset( scmnd );
504 if (piord->status == SUCCESS)
505 piord->status = S_OK;
506 else
507 piord->status = S_GENERR;
508 scsi_put_command(scmnd);
509 scsi_free_host_dev(sdev);
510 }
511 #elif LINUX_VERSION_CODE >= 0x020503
512 {
513 Scsi_Cmnd scmnd;
514
515 scmnd.host = scp->sr_host;
516 scmnd.channel = virt_ctr ? 0 : piowr->iu.scsi.bus;
517 piord->status = (ulong32)gdth_eh_bus_reset( &scmnd );
518 if (piord->status == SUCCESS)
519 piord->status = S_OK;
520 else
521 piord->status = S_GENERR;
522 }
523 #elif LINUX_VERSION_CODE >= 0x020322
524 scp->channel = virt_ctr ? 0 : piowr->iu.scsi.bus;
525 piord->status = (ulong32)gdth_eh_bus_reset( scp );
526 if (piord->status == SUCCESS)
527 piord->status = S_OK;
528 else
529 piord->status = S_GENERR;
530 #elif LINUX_VERSION_CODE >= 0x02015F
531 scp.channel = virt_ctr ? 0 : piowr->iu.scsi.bus;
532 piord->status = (ulong32)gdth_eh_bus_reset( &scp );
533 if (piord->status == SUCCESS)
534 piord->status = S_OK;
535 else
536 piord->status = S_GENERR;
537 #else
538 piord->status = S_OK;
539 #endif
540 break;
541
542 case GDTIOCTL_HDRLIST:
543 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
544 return(-EBUSY);
545 piord = (gdth_iord_str *)ha->pscratch;
546 piord->size = sizeof(gdth_iord_str);
547 piord->status = S_OK;
548 for (i = 0; i < MAX_HDRIVES; ++i) {
549 if (ha->hdr[i].present) {
550 piord->iu.hdr_list[i].bus = ha->virt_bus;
551 piord->iu.hdr_list[i].target = i;
552 piord->iu.hdr_list[i].lun = 0;
553 piord->iu.hdr_list[i].cluster_type = ha->hdr[i].cluster_type;
554 if (ha->hdr[i].cluster_type & CLUSTER_DRIVE) {
555 gdtcmd.Service = CACHESERVICE;
556 gdtcmd.OpCode = GDT_CLUST_INFO;
557 gdtcmd.u.cache.DeviceNo = i;
558 #if LINUX_VERSION_CODE >= 0x020503
559 gdth_do_req(scp, &gdtcmd, cmnd, 30);
560 if (scp->sr_command->SCp.Status == S_OK)
561 piord->iu.hdr_list[i].cluster_type =
562 (unchar)scp->sr_command->SCp.Message;
563 #elif LINUX_VERSION_CODE >= 0x020322
564 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
565 if (scp->SCp.Status == S_OK)
566 piord->iu.hdr_list[i].cluster_type =
567 (unchar)scp->SCp.Message;
568 #else
569 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
570 if (scp.SCp.Status == S_OK)
571 piord->iu.hdr_list[i].cluster_type =
572 (unchar)scp.SCp.Message;
573 #endif
574 }
575 } else {
576 piord->iu.hdr_list[i].bus = 0xff;
577 }
578 }
579 break;
580
581 case GDTIOCTL_RESCAN:
582 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
583 return(-EBUSY);
584 piord = (gdth_iord_str *)ha->pscratch;
585 piord->size = sizeof(gdth_iord_str);
586 piord->status = S_OK;
587 if (piowr->iu.rescan.flag == 0) {
588 /* old method: scan all host drives
589 re-initialize cache service to get host drive count
590 */
591 gdtcmd.Service = CACHESERVICE;
592 gdtcmd.OpCode = GDT_INIT;
593 gdtcmd.u.cache.DeviceNo = LINUX_OS;
594 #if LINUX_VERSION_CODE >= 0x020503
595 gdth_do_req(scp, &gdtcmd, cmnd, 30);
596 status = (ushort)scp->sr_command->SCp.Status;
597 info = (ulong32)scp->sr_command->SCp.Message;
598 #elif LINUX_VERSION_CODE >= 0x020322
599 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
600 status = (ushort)scp->SCp.Status;
601 info = (ulong32)scp->SCp.Message;
602 #else
603 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
604 status = (ushort)scp.SCp.Status;
605 info = (ulong32)scp.SCp.Message;
606 #endif
607 if (status != S_OK)
608 break;
609 k = 0;
610 hdr_cnt = (ushort)info;
611 } else {
612 k = piowr->iu.rescan.hdr_no;
613 hdr_cnt = k + 1;
614 }
615 if (hdr_cnt > MAX_HDRIVES)
616 hdr_cnt = MAX_HDRIVES;
617 /* scanning for host drives */
618 for (; k < hdr_cnt; ++k) {
619 /* info about host drive */
620 gdtcmd.Service = CACHESERVICE;
621 gdtcmd.OpCode = GDT_INFO;
622 gdtcmd.u.cache.DeviceNo = k;
623 #if LINUX_VERSION_CODE >= 0x020503
624 gdth_do_req(scp, &gdtcmd, cmnd, 30);
625 status = (ushort)scp->sr_command->SCp.Status;
626 info = (ulong32)scp->sr_command->SCp.Message;
627 #elif LINUX_VERSION_CODE >= 0x020322
628 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
629 status = (ushort)scp->SCp.Status;
630 info = (ulong32)scp->SCp.Message;
631 #else
632 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
633 status = (ushort)scp.SCp.Status;
634 info = (ulong32)scp.SCp.Message;
635 #endif
636 GDTH_LOCK_HA(ha, flags);
637 piord->iu.hdr_list[k].bus = ha->virt_bus;
638 piord->iu.hdr_list[k].target = k;
639 piord->iu.hdr_list[k].lun = 0;
640 if (status != S_OK) {
641 ha->hdr[k].present = FALSE;
642 } else {
643 ha->hdr[k].present = TRUE;
644 ha->hdr[k].size = info;
645 /* evaluate mapping (sectors per head, heads per cylinder) */
646 ha->hdr[k].size &= ~SECS32;
647 gdth_eval_mapping(ha->hdr[k].size,&drv_cyls,&drv_hds,&drv_secs);
648 ha->hdr[k].heads = (unchar)drv_hds;
649 ha->hdr[k].secs = (unchar)drv_secs;
650 /* round size */
651 ha->hdr[k].size = drv_cyls * drv_hds * drv_secs;
652 }
653 GDTH_UNLOCK_HA(ha, flags);
654 if (status != S_OK)
655 continue; /* next host drive */
656
657 /* devtype, cluster info, R/W attributes */
658 gdtcmd.Service = CACHESERVICE;
659 gdtcmd.OpCode = GDT_DEVTYPE;
660 gdtcmd.u.cache.DeviceNo = k;
661 #if LINUX_VERSION_CODE >= 0x020503
662 gdth_do_req(scp, &gdtcmd, cmnd, 30);
663 status = (ushort)scp->sr_command->SCp.Status;
664 info = (ulong32)scp->sr_command->SCp.Message;
665 #elif LINUX_VERSION_CODE >= 0x020322
666 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
667 status = (ushort)scp->SCp.Status;
668 info = (ulong32)scp->SCp.Message;
669 #else
670 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
671 status = (ushort)scp.SCp.Status;
672 info = (ulong32)scp.SCp.Message;
673 #endif
674 GDTH_LOCK_HA(ha, flags);
675 ha->hdr[k].devtype = 0;
676 if (status == S_OK)
677 ha->hdr[k].devtype = (ushort)info;
678 GDTH_UNLOCK_HA(ha, flags);
679
680 gdtcmd.Service = CACHESERVICE;
681 gdtcmd.OpCode = GDT_CLUST_INFO;
682 gdtcmd.u.cache.DeviceNo = k;
683 #if LINUX_VERSION_CODE >= 0x020503
684 gdth_do_req(scp, &gdtcmd, cmnd, 30);
685 status = (ushort)scp->sr_command->SCp.Status;
686 info = (ulong32)scp->sr_command->SCp.Message;
687 #elif LINUX_VERSION_CODE >= 0x020322
688 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
689 status = (ushort)scp->SCp.Status;
690 info = (ulong32)scp->SCp.Message;
691 #else
692 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
693 status = (ushort)scp.SCp.Status;
694 info = (ulong32)scp.SCp.Message;
695 #endif
696 GDTH_LOCK_HA(ha, flags);
697 ha->hdr[k].cluster_type = 0;
698 if (status == S_OK && !shared_access)
699 ha->hdr[k].cluster_type = (ushort)info;
700 GDTH_UNLOCK_HA(ha, flags);
701 piord->iu.hdr_list[k].cluster_type = ha->hdr[k].cluster_type;
702
703 gdtcmd.Service = CACHESERVICE;
704 gdtcmd.OpCode = GDT_RW_ATTRIBS;
705 gdtcmd.u.cache.DeviceNo = k;
706 #if LINUX_VERSION_CODE >= 0x020503
707 gdth_do_req(scp, &gdtcmd, cmnd, 30);
708 status = (ushort)scp->sr_command->SCp.Status;
709 info = (ulong32)scp->sr_command->SCp.Message;
710 #elif LINUX_VERSION_CODE >= 0x020322
711 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
712 status = (ushort)scp->SCp.Status;
713 info = (ulong32)scp->SCp.Message;
714 #else
715 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
716 status = (ushort)scp.SCp.Status;
717 info = (ulong32)scp.SCp.Message;
718 #endif
719 GDTH_LOCK_HA(ha, flags);
720 ha->hdr[k].rw_attribs = 0;
721 if (status == S_OK)
722 ha->hdr[k].rw_attribs = (ushort)info;
723 GDTH_UNLOCK_HA(ha, flags);
724 }
725 break;
726
727 case GDTIOCTL_RESET_DRV:
728 if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE, &paddr ))
729 return(-EBUSY);
730 piord = (gdth_iord_str *)ha->pscratch;
731 piord->size = sizeof(gdth_iord_str);
732 piord->status = S_OK;
733 i = piowr->iu.scsi.target;
734 if (ha->hdr[i].present) {
735 gdtcmd.Service = CACHESERVICE;
736 gdtcmd.OpCode = GDT_CLUST_RESET;
737 gdtcmd.u.cache.DeviceNo = i;
738 #if LINUX_VERSION_CODE >= 0x020503
739 gdth_do_req(scp, &gdtcmd, cmnd, 30);
740 piord->status = (ushort)scp->sr_command->SCp.Status;
741 #elif LINUX_VERSION_CODE >= 0x020322
742 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
743 piord->status = (scp->SCp.Message<<16)|scp->SCp.Status;
744 #else
745 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
746 piord->status = (scp.SCp.Message<<16)|scp.SCp.Status;
747 #endif
748 }
749 break;
750
751 default:
752 return(-EINVAL);
753 }
754 return length;
755 }
756 #endif
757
758 static int gdth_get_info(char *buffer,char **start,off_t offset,
759 int length,int hanum,int busnum)
760 {
761 int size = 0,len = 0;
762 off_t begin = 0,pos = 0;
763 gdth_ha_str *ha;
764 int id, i, j, k, sec, flag;
765 int no_mdrv = 0, drv_no, is_mirr;
766 ulong32 cnt, paddr;
767
768 gdth_cmd_str gdtcmd;
769 gdth_evt_str estr;
770 #if LINUX_VERSION_CODE >= 0x020503
771 Scsi_Request *scp;
772 Scsi_Device *sdev;
773 #elif LINUX_VERSION_CODE >= 0x020322
774 Scsi_Cmnd *scp;
775 Scsi_Device *sdev;
776 #else
777 Scsi_Cmnd scp;
778 Scsi_Device sdev;
779 #endif
780 char hrec[161];
781 struct timeval tv;
782
783 char *buf;
784 gdth_dskstat_str *pds;
785 gdth_diskinfo_str *pdi;
786 gdth_arrayinf_str *pai;
787 gdth_defcnt_str *pdef;
788 gdth_cdrinfo_str *pcdi;
789 gdth_hget_str *phg;
790
791 char cmnd[MAX_COMMAND_SIZE];
792 memset(cmnd, 0xff, 12);
793 memset(&gdtcmd, 0, sizeof(gdth_cmd_str));
794
795 TRACE2(("gdth_get_info() ha %d bus %d\n",hanum,busnum));
796 ha = HADATA(gdth_ctr_tab[hanum]);
797
798 #if LINUX_VERSION_CODE >= 0x020503
799 sdev = scsi_get_host_dev(gdth_ctr_tab[hanum]);
800 scp = scsi_allocate_request(sdev, GFP_KERNEL);
801 if (!scp)
802 return -ENOMEM;
803 scp->sr_cmd_len = 12;
804 scp->sr_use_sg = 0;
805 #elif LINUX_VERSION_CODE >= 0x020322
806 sdev = scsi_get_host_dev(gdth_ctr_tab[hanum]);
807 scp = scsi_allocate_device(sdev, 1, FALSE);
808 if (!scp)
809 return -ENOMEM;
810 scp->cmd_len = 12;
811 scp->use_sg = 0;
812 #else
813 memset(&sdev,0,sizeof(Scsi_Device));
814 memset(&scp, 0,sizeof(Scsi_Cmnd));
815 sdev.host = scp.host = gdth_ctr_tab[hanum];
816 sdev.id = scp.target = sdev.host->this_id;
817 scp.device = &sdev;
818 #endif
819
820 #ifdef GDTH_IOCTL_PROC
821 /* ioctl from tool? */
822 if (!gdth_ioctl_check_bin(hanum, (ushort)length)) {
823 #endif
824 /* request is i.e. "cat /proc/scsi/gdth/0" */
825 /* format: %-15s\t%-10s\t%-15s\t%s */
826 /* driver parameters */
827 size = sprintf(buffer+len,"Driver Parameters:\n");
828 len += size; pos = begin + len;
829 if (reserve_list[0] == 0xff)
830 strcpy(hrec, "--");
831 else {
832 sprintf(hrec, "%d", reserve_list[0]);
833 for (i = 1; i < MAX_RES_ARGS; i++) {
834 if (reserve_list[i] == 0xff)
835 break;
836 sprintf(hrec,"%s,%d", hrec, reserve_list[i]);
837 }
838 }
839 size = sprintf(buffer+len,
840 " reserve_mode: \t%d \treserve_list: \t%s\n",
841 reserve_mode, hrec);
842 len += size; pos = begin + len;
843 size = sprintf(buffer+len,
844 " max_ids: \t%-3d \thdr_channel: \t%d\n",
845 max_ids, hdr_channel);
846 len += size; pos = begin + len;
847
848 /* controller information */
849 size = sprintf(buffer+len,"\nDisk Array Controller Information:\n");
850 len += size; pos = begin + len;
851 if (virt_ctr)
852 sprintf(hrec, "%s (Bus %d)", ha->binfo.type_string, busnum);
853 else
854 strcpy(hrec, ha->binfo.type_string);
855 size = sprintf(buffer+len,
856 " Number: \t%d \tName: \t%s\n",
857 hanum, hrec);
858 len += size; pos = begin + len;
859
860 if (ha->more_proc)
861 sprintf(hrec, "%d.%02d.%02d-%c%03X",
862 (unchar)(ha->binfo.upd_fw_ver>>24),
863 (unchar)(ha->binfo.upd_fw_ver>>16),
864 (unchar)(ha->binfo.upd_fw_ver),
865 ha->bfeat.raid ? 'R':'N',
866 ha->binfo.upd_revision);
867 else
868 sprintf(hrec, "%d.%02d", (unchar)(ha->cpar.version>>8),
869 (unchar)(ha->cpar.version));
870
871 size = sprintf(buffer+len,
872 " Driver Ver.: \t%-10s\tFirmware Ver.: \t%s\n",
873 GDTH_VERSION_STR, hrec);
874 len += size; pos = begin + len;
875
876 if (pos < offset) {
877 len = 0;
878 begin = pos;
879 }
880 if (pos > offset + length)
881 goto stop_output;
882
883 if (ha->more_proc) {
884 /* more information: 1. about controller */
885 size = sprintf(buffer+len,
886 " Serial No.: \t0x%8X\tCache RAM size:\t%d KB\n",
887 ha->binfo.ser_no, ha->binfo.memsize / 1024);
888 len += size; pos = begin + len;
889
890 /* 2. about physical devices */
891 size = sprintf(buffer+len,"\nPhysical Devices:");
892 len += size; pos = begin + len;
893 flag = FALSE;
894
895 buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr);
896 if (!buf)
897 goto stop_output;
898 for (i = 0; i < ha->bus_cnt; ++i) {
899 /* 2.a statistics (and retries/reassigns) */
900 TRACE2(("pdr_statistics() chn %d\n",i));
901 pds = (gdth_dskstat_str *)(buf + GDTH_SCRATCH/4);
902 gdtcmd.Service = CACHESERVICE;
903 gdtcmd.OpCode = GDT_IOCTL;
904 gdtcmd.u.ioctl.p_param = paddr + GDTH_SCRATCH/4;
905 gdtcmd.u.ioctl.param_size = 3*GDTH_SCRATCH/4;
906 gdtcmd.u.ioctl.subfunc = DSK_STATISTICS | L_CTRL_PATTERN;
907 gdtcmd.u.ioctl.channel = ha->raw[i].address | INVALID_CHANNEL;
908 pds->bid = ha->raw[i].local_no;
909 pds->first = 0;
910 pds->entries = ha->raw[i].pdev_cnt;
911 cnt = (3*GDTH_SCRATCH/4 - 5 * sizeof(ulong32)) /
912 sizeof(pds->list[0]);
913 if (pds->entries > cnt)
914 pds->entries = cnt;
915 #if LINUX_VERSION_CODE >= 0x020503
916 gdth_do_req(scp, &gdtcmd, cmnd, 30);
917 if (scp->sr_command->SCp.Status != S_OK)
918 #elif LINUX_VERSION_CODE >= 0x020322
919 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
920 if (scp->SCp.Status != S_OK)
921 #else
922 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
923 if (scp.SCp.Status != S_OK)
924 #endif
925 {
926 pds->count = 0;
927 }
928
929 /* other IOCTLs must fit into area GDTH_SCRATCH/4 */
930 for (j = 0; j < ha->raw[i].pdev_cnt; ++j) {
931 /* 2.b drive info */
932 TRACE2(("scsi_drv_info() chn %d dev %d\n",
933 i, ha->raw[i].id_list[j]));
934 pdi = (gdth_diskinfo_str *)buf;
935 gdtcmd.Service = CACHESERVICE;
936 gdtcmd.OpCode = GDT_IOCTL;
937 gdtcmd.u.ioctl.p_param = paddr;
938 gdtcmd.u.ioctl.param_size = sizeof(gdth_diskinfo_str);
939 gdtcmd.u.ioctl.subfunc = SCSI_DR_INFO | L_CTRL_PATTERN;
940 gdtcmd.u.ioctl.channel =
941 ha->raw[i].address | ha->raw[i].id_list[j];
942 #if LINUX_VERSION_CODE >= 0x020503
943 gdth_do_req(scp, &gdtcmd, cmnd, 30);
944 if (scp->sr_command->SCp.Status == S_OK)
945 #elif LINUX_VERSION_CODE >= 0x020322
946 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
947 if (scp->SCp.Status == S_OK)
948 #else
949 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
950 if (scp.SCp.Status == S_OK)
951 #endif
952 {
953 strncpy(hrec,pdi->vendor,8);
954 strncpy(hrec+8,pdi->product,16);
955 strncpy(hrec+24,pdi->revision,4);
956 hrec[28] = 0;
957 size = sprintf(buffer+len,
958 "\n Chn/ID/LUN: \t%c/%02d/%d \tName: \t%s\n",
959 'A'+i,pdi->target_id,pdi->lun,hrec);
960 len += size; pos = begin + len;
961 flag = TRUE;
962 pdi->no_ldrive &= 0xffff;
963 if (pdi->no_ldrive == 0xffff)
964 strcpy(hrec,"--");
965 else
966 sprintf(hrec,"%d",pdi->no_ldrive);
967 size = sprintf(buffer+len,
968 " Capacity [MB]:\t%-6d \tTo Log. Drive: \t%s\n",
969 pdi->blkcnt/(1024*1024/pdi->blksize),
970 hrec);
971 len += size; pos = begin + len;
972 } else {
973 pdi->devtype = 0xff;
974 }
975
976 if (pdi->devtype == 0) {
977 /* search retries/reassigns */
978 for (k = 0; k < pds->count; ++k) {
979 if (pds->list[k].tid == pdi->target_id &&
980 pds->list[k].lun == pdi->lun) {
981 size = sprintf(buffer+len,
982 " Retries: \t%-6d \tReassigns: \t%d\n",
983 pds->list[k].retries,
984 pds->list[k].reassigns);
985 len += size; pos = begin + len;
986 break;
987 }
988 }
989 /* 2.c grown defects */
990 TRACE2(("scsi_drv_defcnt() chn %d dev %d\n",
991 i, ha->raw[i].id_list[j]));
992 pdef = (gdth_defcnt_str *)buf;
993 gdtcmd.Service = CACHESERVICE;
994 gdtcmd.OpCode = GDT_IOCTL;
995 gdtcmd.u.ioctl.p_param = paddr;
996 gdtcmd.u.ioctl.param_size = sizeof(gdth_defcnt_str);
997 gdtcmd.u.ioctl.subfunc = SCSI_DEF_CNT | L_CTRL_PATTERN;
998 gdtcmd.u.ioctl.channel =
999 ha->raw[i].address | ha->raw[i].id_list[j];
1000 pdef->sddc_type = 0x08;
1001 #if LINUX_VERSION_CODE >= 0x020503
1002 gdth_do_req(scp, &gdtcmd, cmnd, 30);
1003 if (scp->sr_command->SCp.Status == S_OK)
1004 #elif LINUX_VERSION_CODE >= 0x020322
1005 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
1006 if (scp->SCp.Status == S_OK)
1007 #else
1008 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
1009 if (scp.SCp.Status == S_OK)
1010 #endif
1011 {
1012 size = sprintf(buffer+len,
1013 " Grown Defects:\t%d\n",
1014 pdef->sddc_cnt);
1015 len += size; pos = begin + len;
1016 }
1017 }
1018 if (pos < offset) {
1019 len = 0;
1020 begin = pos;
1021 }
1022 if (pos > offset + length)
1023 goto stop_output;
1024 }
1025 }
1026 gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr);
1027
1028 if (!flag) {
1029 size = sprintf(buffer+len, "\n --\n");
1030 len += size; pos = begin + len;
1031 }
1032
1033 /* 3. about logical drives */
1034 size = sprintf(buffer+len,"\nLogical Drives:");
1035 len += size; pos = begin + len;
1036 flag = FALSE;
1037
1038 buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr);
1039 if (!buf)
1040 goto stop_output;
1041 for (i = 0; i < MAX_LDRIVES; ++i) {
1042 if (!ha->hdr[i].is_logdrv)
1043 continue;
1044 drv_no = i;
1045 j = k = 0;
1046 is_mirr = FALSE;
1047 do {
1048 /* 3.a log. drive info */
1049 TRACE2(("cache_drv_info() drive no %d\n",drv_no));
1050 pcdi = (gdth_cdrinfo_str *)buf;
1051 gdtcmd.Service = CACHESERVICE;
1052 gdtcmd.OpCode = GDT_IOCTL;
1053 gdtcmd.u.ioctl.p_param = paddr;
1054 gdtcmd.u.ioctl.param_size = sizeof(gdth_cdrinfo_str);
1055 gdtcmd.u.ioctl.subfunc = CACHE_DRV_INFO;
1056 gdtcmd.u.ioctl.channel = drv_no;
1057 #if LINUX_VERSION_CODE >= 0x020503
1058 gdth_do_req(scp, &gdtcmd, cmnd, 30);
1059 if (scp->sr_command->SCp.Status != S_OK)
1060 #elif LINUX_VERSION_CODE >= 0x020322
1061 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
1062 if (scp->SCp.Status != S_OK)
1063 #else
1064 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
1065 if (scp.SCp.Status != S_OK)
1066 #endif
1067 {
1068 break;
1069 }
1070 pcdi->ld_dtype >>= 16;
1071 j++;
1072 if (pcdi->ld_dtype > 2) {
1073 strcpy(hrec, "missing");
1074 } else if (pcdi->ld_error & 1) {
1075 strcpy(hrec, "fault");
1076 } else if (pcdi->ld_error & 2) {
1077 strcpy(hrec, "invalid");
1078 k++; j--;
1079 } else {
1080 strcpy(hrec, "ok");
1081 }
1082
1083 if (drv_no == i) {
1084 size = sprintf(buffer+len,
1085 "\n Number: \t%-2d \tStatus: \t%s\n",
1086 drv_no, hrec);
1087 len += size; pos = begin + len;
1088 flag = TRUE;
1089 no_mdrv = pcdi->cd_ldcnt;
1090 if (no_mdrv > 1 || pcdi->ld_slave != -1) {
1091 is_mirr = TRUE;
1092 strcpy(hrec, "RAID-1");
1093 } else if (pcdi->ld_dtype == 0) {
1094 strcpy(hrec, "Disk");
1095 } else if (pcdi->ld_dtype == 1) {
1096 strcpy(hrec, "RAID-0");
1097 } else if (pcdi->ld_dtype == 2) {
1098 strcpy(hrec, "Chain");
1099 } else {
1100 strcpy(hrec, "???");
1101 }
1102 size = sprintf(buffer+len,
1103 " Capacity [MB]:\t%-6d \tType: \t%s\n",
1104 pcdi->ld_blkcnt/(1024*1024/pcdi->ld_blksize),
1105 hrec);
1106 len += size; pos = begin + len;
1107 } else {
1108 size = sprintf(buffer+len,
1109 " Slave Number: \t%-2d \tStatus: \t%s\n",
1110 drv_no & 0x7fff, hrec);
1111 len += size; pos = begin + len;
1112 }
1113 drv_no = pcdi->ld_slave;
1114 if (pos < offset) {
1115 len = 0;
1116 begin = pos;
1117 }
1118 if (pos > offset + length)
1119 goto stop_output;
1120 } while (drv_no != -1);
1121
1122 if (is_mirr) {
1123 size = sprintf(buffer+len,
1124 " Missing Drv.: \t%-2d \tInvalid Drv.: \t%d\n",
1125 no_mdrv - j - k, k);
1126 len += size; pos = begin + len;
1127 }
1128
1129 if (!ha->hdr[i].is_arraydrv)
1130 strcpy(hrec, "--");
1131 else
1132 sprintf(hrec, "%d", ha->hdr[i].master_no);
1133 size = sprintf(buffer+len,
1134 " To Array Drv.:\t%s\n", hrec);
1135 len += size; pos = begin + len;
1136 if (pos < offset) {
1137 len = 0;
1138 begin = pos;
1139 }
1140 if (pos > offset + length)
1141 goto stop_output;
1142 }
1143 gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr);
1144
1145 if (!flag) {
1146 size = sprintf(buffer+len, "\n --\n");
1147 len += size; pos = begin + len;
1148 }
1149
1150 /* 4. about array drives */
1151 size = sprintf(buffer+len,"\nArray Drives:");
1152 len += size; pos = begin + len;
1153 flag = FALSE;
1154
1155 buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE, &paddr);
1156 if (!buf)
1157 goto stop_output;
1158 for (i = 0; i < MAX_LDRIVES; ++i) {
1159 if (!(ha->hdr[i].is_arraydrv && ha->hdr[i].is_master))
1160 continue;
1161 /* 4.a array drive info */
1162 TRACE2(("array_info() drive no %d\n",i));
1163 pai = (gdth_arrayinf_str *)buf;
1164 gdtcmd.Service = CACHESERVICE;
1165 gdtcmd.OpCode = GDT_IOCTL;
1166 gdtcmd.u.ioctl.p_param = paddr;
1167 gdtcmd.u.ioctl.param_size = sizeof(gdth_arrayinf_str);
1168 gdtcmd.u.ioctl.subfunc = ARRAY_INFO | LA_CTRL_PATTERN;
1169 gdtcmd.u.ioctl.channel = i;
1170 #if LINUX_VERSION_CODE >= 0x020503
1171 gdth_do_req(scp, &gdtcmd, cmnd, 30);
1172 if (scp->sr_command->SCp.Status == S_OK)
1173 #elif LINUX_VERSION_CODE >= 0x020322
1174 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
1175 if (scp->SCp.Status == S_OK)
1176 #else
1177 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
1178 if (scp.SCp.Status == S_OK)
1179 #endif
1180 {
1181 if (pai->ai_state == 0)
1182 strcpy(hrec, "idle");
1183 else if (pai->ai_state == 2)
1184 strcpy(hrec, "build");
1185 else if (pai->ai_state == 4)
1186 strcpy(hrec, "ready");
1187 else if (pai->ai_state == 6)
1188 strcpy(hrec, "fail");
1189 else if (pai->ai_state == 8 || pai->ai_state == 10)
1190 strcpy(hrec, "rebuild");
1191 else
1192 strcpy(hrec, "error");
1193 if (pai->ai_ext_state & 0x10)
1194 strcat(hrec, "/expand");
1195 else if (pai->ai_ext_state & 0x1)
1196 strcat(hrec, "/patch");
1197 size = sprintf(buffer+len,
1198 "\n Number: \t%-2d \tStatus: \t%s\n",
1199 i,hrec);
1200 len += size; pos = begin + len;
1201 flag = TRUE;
1202
1203 if (pai->ai_type == 0)
1204 strcpy(hrec, "RAID-0");
1205 else if (pai->ai_type == 4)
1206 strcpy(hrec, "RAID-4");
1207 else if (pai->ai_type == 5)
1208 strcpy(hrec, "RAID-5");
1209 else
1210 strcpy(hrec, "RAID-10");
1211 size = sprintf(buffer+len,
1212 " Capacity [MB]:\t%-6d \tType: \t%s\n",
1213 pai->ai_size/(1024*1024/pai->ai_secsize),
1214 hrec);
1215 len += size; pos = begin + len;
1216 if (pos < offset) {
1217 len = 0;
1218 begin = pos;
1219 }
1220 if (pos > offset + length)
1221 goto stop_output;
1222 }
1223 }
1224 gdth_ioctl_free(hanum, GDTH_SCRATCH, buf, paddr);
1225
1226 if (!flag) {
1227 size = sprintf(buffer+len, "\n --\n");
1228 len += size; pos = begin + len;
1229 }
1230
1231 /* 5. about host drives */
1232 size = sprintf(buffer+len,"\nHost Drives:");
1233 len += size; pos = begin + len;
1234 flag = FALSE;
1235
1236 buf = gdth_ioctl_alloc(hanum, sizeof(gdth_hget_str), FALSE, &paddr);
1237 if (!buf)
1238 goto stop_output;
1239 for (i = 0; i < MAX_LDRIVES; ++i) {
1240 if (!ha->hdr[i].is_logdrv ||
1241 (ha->hdr[i].is_arraydrv && !ha->hdr[i].is_master))
1242 continue;
1243 /* 5.a get host drive list */
1244 TRACE2(("host_get() drv_no %d\n",i));
1245 phg = (gdth_hget_str *)buf;
1246 gdtcmd.Service = CACHESERVICE;
1247 gdtcmd.OpCode = GDT_IOCTL;
1248 gdtcmd.u.ioctl.p_param = paddr;
1249 gdtcmd.u.ioctl.param_size = sizeof(gdth_hget_str);
1250 gdtcmd.u.ioctl.subfunc = HOST_GET | LA_CTRL_PATTERN;
1251 gdtcmd.u.ioctl.channel = i;
1252 phg->entries = MAX_HDRIVES;
1253 phg->offset = GDTOFFSOF(gdth_hget_str, entry[0]);
1254 #if LINUX_VERSION_CODE >= 0x020503
1255 gdth_do_req(scp, &gdtcmd, cmnd, 30);
1256 if (scp->sr_command->SCp.Status != S_OK)
1257 #elif LINUX_VERSION_CODE >= 0x020322
1258 gdth_do_cmd(scp, &gdtcmd, cmnd, 30);
1259 if (scp->SCp.Status != S_OK)
1260 #else
1261 gdth_do_cmd(&scp, &gdtcmd, cmnd, 30);
1262 if (scp.SCp.Status != S_OK)
1263 #endif
1264 {
1265 ha->hdr[i].ldr_no = i;
1266 ha->hdr[i].rw_attribs = 0;
1267 ha->hdr[i].start_sec = 0;
1268 } else {
1269 for (j = 0; j < phg->entries; ++j) {
1270 k = phg->entry[j].host_drive;
1271 if (k >= MAX_LDRIVES)
1272 continue;
1273 ha->hdr[k].ldr_no = phg->entry[j].log_drive;
1274 ha->hdr[k].rw_attribs = phg->entry[j].rw_attribs;
1275 ha->hdr[k].start_sec = phg->entry[j].start_sec;
1276 }
1277 }
1278 }
1279 gdth_ioctl_free(hanum, sizeof(gdth_hget_str), buf, paddr);
1280
1281 for (i = 0; i < MAX_HDRIVES; ++i) {
1282 if (!(ha->hdr[i].present))
1283 continue;
1284
1285 size = sprintf(buffer+len,
1286 "\n Number: \t%-2d \tArr/Log. Drive:\t%d\n",
1287 i, ha->hdr[i].ldr_no);
1288 len += size; pos = begin + len;
1289 flag = TRUE;
1290
1291 size = sprintf(buffer+len,
1292 " Capacity [MB]:\t%-6d \tStart Sector: \t%d\n",
1293 ha->hdr[i].size/2048, ha->hdr[i].start_sec);
1294 len += size; pos = begin + len;
1295 if (pos < offset) {
1296 len = 0;
1297 begin = pos;
1298 }
1299 if (pos > offset + length)
1300 goto stop_output;
1301 }
1302
1303 if (!flag) {
1304 size = sprintf(buffer+len, "\n --\n");
1305 len += size; pos = begin + len;
1306 }
1307 }
1308
1309 /* controller events */
1310 size = sprintf(buffer+len,"\nController Events:\n");
1311 len += size; pos = begin + len;
1312
1313 for (id = -1;;) {
1314 id = gdth_read_event(ha, id, &estr);
1315 if (estr.event_source == 0)
1316 break;
1317 if (estr.event_data.eu.driver.ionode == hanum &&
1318 estr.event_source == ES_ASYNC) {
1319 gdth_log_event(&estr.event_data, hrec);
1320 do_gettimeofday(&tv);
1321 sec = (int)(tv.tv_sec - estr.first_stamp);
1322 if (sec < 0) sec = 0;
1323 size = sprintf(buffer+len," date- %02d:%02d:%02d\t%s\n",
1324 sec/3600, sec%3600/60, sec%60, hrec);
1325 len += size; pos = begin + len;
1326 if (pos < offset) {
1327 len = 0;
1328 begin = pos;
1329 }
1330 if (pos > offset + length)
1331 goto stop_output;
1332 }
1333 if (id == -1)
1334 break;
1335 }
1336 #ifdef GDTH_IOCTL_PROC
1337 } else {
1338 gdth_iord_str *piord;
1339
1340 /* request from tool (GDTMON,..) */
1341 piord = (gdth_iord_str *)ha->pscratch;
1342 if (piord == NULL)
1343 goto stop_output;
1344 length = piord->size;
1345 memcpy(buffer+len, (char *)piord, length);
1346 gdth_ioctl_free(hanum, GDTH_SCRATCH, ha->pscratch, paddr);
1347 len = length;
1348 }
1349 #endif
1350
1351 stop_output:
1352 #if LINUX_VERSION_CODE >= 0x020503
1353 scsi_release_request(scp);
1354 scsi_free_host_dev(sdev);
1355 #elif LINUX_VERSION_CODE >= 0x020322
1356 scsi_release_command(scp);
1357 scsi_free_host_dev(sdev);
1358 #endif
1359 *start = buffer +(offset-begin);
1360 len -= (offset-begin);
1361 if (len > length)
1362 len = length;
1363 TRACE2(("get_info() len %d pos %d begin %d offset %d length %d size %d\n",
1364 len,(int)pos,(int)begin,(int)offset,length,size));
1365 return(len);
1366 }
1367
1368 #if LINUX_VERSION_CODE >= 0x020503
1369 static void gdth_do_req(Scsi_Request *scp, gdth_cmd_str *gdtcmd,
1370 char *cmnd, int timeout)
1371 {
1372 unsigned bufflen;
1373 DECLARE_COMPLETION(wait);
1374
1375 TRACE2(("gdth_do_req()\n"));
1376 if (gdtcmd != NULL) {
1377 bufflen = sizeof(gdth_cmd_str);
1378 } else {
1379 bufflen = 0;
1380 }
1381 scp->sr_request->rq_status = RQ_SCSI_BUSY;
1382 scp->sr_request->waiting = &wait;
1383 scsi_do_req(scp, cmnd, gdtcmd, bufflen, gdth_scsi_done, timeout*HZ, 1);
1384 wait_for_completion(&wait);
1385 }
1386
1387 #else
1388 static void gdth_do_cmd(Scsi_Cmnd *scp, gdth_cmd_str *gdtcmd,
1389 char *cmnd, int timeout)
1390 {
1391 unsigned bufflen;
1392 #if LINUX_VERSION_CODE >= 0x020407
1393 DECLARE_COMPLETION(wait);
1394 #elif LINUX_VERSION_CODE >= 0x020322
1395 DECLARE_MUTEX_LOCKED(sem);
1396 #else
1397 struct semaphore sem = MUTEX_LOCKED;
1398 #endif
1399
1400 TRACE2(("gdth_do_cmd()\n"));
1401 if (gdtcmd != NULL) {
1402 scp->SCp.this_residual = IOCTL_PRI;
1403 bufflen = sizeof(gdth_cmd_str);
1404 } else {
1405 scp->SCp.this_residual = DEFAULT_PRI;
1406 bufflen = 0;
1407 }
1408 #if LINUX_VERSION_CODE >= 0x020407
1409 scp->request.rq_status = RQ_SCSI_BUSY;
1410 scp->request.waiting = &wait;
1411 scsi_do_cmd(scp, cmnd, gdtcmd, bufflen, gdth_scsi_done, timeout*HZ, 1);
1412 wait_for_completion(&wait);
1413 #else
1414 scp->request.sem = &sem;
1415 #if LINUX_VERSION_CODE >= 0x020322
1416 scsi_do_cmd(scp, cmnd, gdtcmd, bufflen, gdth_scsi_done, timeout*HZ, 1);
1417 #else
1418 GDTH_LOCK_SCSI_DOCMD();
1419 scsi_do_cmd(scp, cmnd, gdtcmd, bufflen, gdth_scsi_done, timeout*HZ, 1);
1420 GDTH_UNLOCK_SCSI_DOCMD();
1421 #endif
1422 down(&sem);
1423 #endif
1424 }
1425 #endif
1426
1427 void gdth_scsi_done(Scsi_Cmnd *scp)
1428 {
1429 TRACE2(("gdth_scsi_done()\n"));
1430
1431 #if LINUX_VERSION_CODE >= 0x020503
1432 scp->request->rq_status = RQ_SCSI_DONE;
1433 if (scp->request->waiting != NULL)
1434 complete(scp->request->waiting);
1435 #elif LINUX_VERSION_CODE >= 0x020407
1436 scp->request.rq_status = RQ_SCSI_DONE;
1437 if (scp->request.waiting != NULL)
1438 complete(scp->request.waiting);
1439 #else
1440 scp->request.rq_status = RQ_SCSI_DONE;
1441 if (scp->request.sem != NULL)
1442 up(scp->request.sem);
1443 #endif
1444 }
1445
1446 static char *gdth_ioctl_alloc(int hanum, int size, int scratch,
1447 ulong32 *paddr)
1448 {
1449 gdth_ha_str *ha;
1450 ulong flags;
1451 char *ret_val;
1452
1453 if (size == 0)
1454 return NULL;
1455
1456 ha = HADATA(gdth_ctr_tab[hanum]);
1457 GDTH_LOCK_HA(ha, flags);
1458
1459 if (!ha->scratch_busy && size <= GDTH_SCRATCH) {
1460 ha->scratch_busy = TRUE;
1461 ret_val = ha->pscratch;
1462 *paddr = ha->scratch_phys;
1463 } else if (scratch) {
1464 ret_val = NULL;
1465 } else {
1466 #if LINUX_VERSION_CODE >= 0x020400
1467 dma_addr_t dma_addr;
1468
1469 ret_val = pci_alloc_consistent(ha->pdev, size, &dma_addr);
1470 *paddr = (ulong32)dma_addr;
1471 #else
1472 ret_val = scsi_init_malloc(size, GFP_ATOMIC | GFP_DMA);
1473 if (ret_val)
1474 *paddr = virt_to_bus(ret_val);
1475 #endif
1476 }
1477
1478 GDTH_UNLOCK_HA(ha, flags);
1479 return ret_val;
1480 }
1481
1482 static void gdth_ioctl_free(int hanum, int size, char *buf, ulong32 paddr)
1483 {
1484 gdth_ha_str *ha;
1485 ulong flags;
1486
1487 ha = HADATA(gdth_ctr_tab[hanum]);
1488 GDTH_LOCK_HA(ha, flags);
1489
1490 if (buf == ha->pscratch) {
1491 ha->scratch_busy = FALSE;
1492 } else {
1493 #if LINUX_VERSION_CODE >= 0x020400
1494 pci_free_consistent(ha->pdev, size, buf, paddr);
1495 #else
1496 scsi_init_free((void *)buf, size);
1497 #endif
1498 }
1499
1500 GDTH_UNLOCK_HA(ha, flags);
1501 }
1502
1503 #ifdef GDTH_IOCTL_PROC
1504 static int gdth_ioctl_check_bin(int hanum, ushort size)
1505 {
1506 gdth_ha_str *ha;
1507 ulong flags;
1508 int ret_val;
1509
1510 ha = HADATA(gdth_ctr_tab[hanum]);
1511 GDTH_LOCK_HA(ha, flags);
1512
1513 ret_val = FALSE;
1514 if (ha->scratch_busy) {
1515 if (((gdth_iord_str *)ha->pscratch)->size == (ulong32)size)
1516 ret_val = TRUE;
1517 }
1518 GDTH_UNLOCK_HA(ha, flags);
1519 return ret_val;
1520 }
1521 #endif
1522
1523 static void gdth_wait_completion(int hanum, int busnum, int id)
1524 {
1525 gdth_ha_str *ha;
1526 ulong flags;
1527 int i;
1528 Scsi_Cmnd *scp;
1529 unchar b, t;
1530
1531 ha = HADATA(gdth_ctr_tab[hanum]);
1532 GDTH_LOCK_HA(ha, flags);
1533
1534 for (i = 0; i < GDTH_MAXCMDS; ++i) {
1535 scp = ha->cmd_tab[i].cmnd;
1536 #if LINUX_VERSION_CODE >= 0x02053C
1537 b = virt_ctr ? NUMDATA(scp->device->host)->busnum : scp->device->channel;
1538 t = scp->device->id;
1539 #else
1540 b = virt_ctr ? NUMDATA(scp->host)->busnum : scp->channel;
1541 t = scp->target;
1542 #endif
1543 if (!SPECIAL_SCP(scp) && t == (unchar)id &&
1544 b == (unchar)busnum) {
1545 scp->SCp.have_data_in = 0;
1546 GDTH_UNLOCK_HA(ha, flags);
1547 while (!scp->SCp.have_data_in)
1548 barrier();
1549 #if LINUX_VERSION_CODE >= 0x02053C
1550 GDTH_LOCK_SCSI_DONE(scp->device->host, flags);
1551 scp->scsi_done(scp);
1552 GDTH_UNLOCK_SCSI_DONE(scp->device->host, flags);
1553 #elif LINUX_VERSION_CODE >= 0x020503
1554 GDTH_LOCK_SCSI_DONE(scp->host, flags);
1555 scp->scsi_done(scp);
1556 GDTH_UNLOCK_SCSI_DONE(scp->host, flags);
1557 #else
1558 GDTH_LOCK_SCSI_DONE(flags);
1559 scp->scsi_done(scp);
1560 GDTH_UNLOCK_SCSI_DONE(flags);
1561 #endif
1562 GDTH_LOCK_HA(ha, flags);
1563 }
1564 }
1565 GDTH_UNLOCK_HA(ha, flags);
1566 }
1567
1568 static void gdth_stop_timeout(int hanum, int busnum, int id)
1569 {
1570 gdth_ha_str *ha;
1571 ulong flags;
1572 Scsi_Cmnd *scp;
1573 unchar b, t;
1574
1575 ha = HADATA(gdth_ctr_tab[hanum]);
1576 GDTH_LOCK_HA(ha, flags);
1577
1578 for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) {
1579 #if LINUX_VERSION_CODE >= 0x02053C
1580 b = virt_ctr ? NUMDATA(scp->device->host)->busnum : scp->device->channel;
1581 t = scp->device->id;
1582 #else
1583 b = virt_ctr ? NUMDATA(scp->host)->busnum : scp->channel;
1584 t = scp->target;
1585 #endif
1586 if (t == (unchar)id && b == (unchar)busnum) {
1587 TRACE2(("gdth_stop_timeout(): update_timeout()\n"));
1588 scp->SCp.buffers_residual = gdth_update_timeout(hanum, scp, 0);
1589 }
1590 }
1591 GDTH_UNLOCK_HA(ha, flags);
1592 }
1593
1594 static void gdth_start_timeout(int hanum, int busnum, int id)
1595 {
1596 gdth_ha_str *ha;
1597 ulong flags;
1598 Scsi_Cmnd *scp;
1599 unchar b, t;
1600
1601 ha = HADATA(gdth_ctr_tab[hanum]);
1602 GDTH_LOCK_HA(ha, flags);
1603
1604 for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) {
1605 #if LINUX_VERSION_CODE >= 0x02053C
1606 b = virt_ctr ? NUMDATA(scp->device->host)->busnum : scp->device->channel;
1607 t = scp->device->id;
1608 #else
1609 b = virt_ctr ? NUMDATA(scp->host)->busnum : scp->channel;
1610 t = scp->target;
1611 #endif
1612 if (t == (unchar)id && b == (unchar)busnum) {
1613 TRACE2(("gdth_start_timeout(): update_timeout()\n"));
1614 gdth_update_timeout(hanum, scp, scp->SCp.buffers_residual);
1615 }
1616 }
1617 GDTH_UNLOCK_HA(ha, flags);
1618 }
1619
1620 static int gdth_update_timeout(int hanum, Scsi_Cmnd *scp, int timeout)
1621 {
1622 int oldto;
1623
1624 oldto = scp->timeout_per_command;
1625 scp->timeout_per_command = timeout;
1626
1627 #if LINUX_VERSION_CODE >= 0x02014B
1628 if (timeout == 0) {
1629 del_timer(&scp->eh_timeout);
1630 scp->eh_timeout.data = (unsigned long) NULL;
1631 scp->eh_timeout.expires = 0;
1632 } else {
1633 if (scp->eh_timeout.data != (unsigned long) NULL)
1634 del_timer(&scp->eh_timeout);
1635 scp->eh_timeout.data = (unsigned long) scp;
1636 scp->eh_timeout.expires = jiffies + timeout;
1637 add_timer(&scp->eh_timeout);
1638 }
1639 #else
1640 if (timeout > 0) {
1641 if (timer_table[SCSI_TIMER].expires == 0) {
1642 timer_table[SCSI_TIMER].expires = jiffies + timeout;
1643 timer_active |= 1 << SCSI_TIMER;
1644 } else {
1645 if (jiffies + timeout < timer_table[SCSI_TIMER].expires)
1646 timer_table[SCSI_TIMER].expires = jiffies + timeout;
1647 }
1648 }
1649 #endif
1650
1651 return oldto;
1652 }
Historical 2.5/2.6 development