This source file includes following definitions.
- swap_statistics
- eata_set_info
- eata_proc_info
1 extern void proc_print_scsidevice(Scsi_Device *scd, char *buffer,
2 int *size, int len);
3
4
5 void swap_statistics(u8 *p)
6 {
7 u32 y;
8 u32 *lp, h_lp;
9 u16 *sp, h_sp;
10 u8 *bp;
11
12 lp = (u32 *)p;
13 sp = ((short *)lp) + 1;
14 h_sp = *sp = ntohs(*sp);
15 lp++;
16
17 do {
18 sp = (u16 *)lp;
19 *sp = ntohs(*sp);
20 bp = (u8 *) lp;
21 y = *(bp + 3);
22 lp++;
23 for (h_lp = (u32)lp; (u32)lp < h_lp + ((u32)*(bp + 3)); lp++)
24 *lp = ntohl(*lp);
25 }while ((u32)lp < ((u32)p) + 4 + h_sp);
26
27 }
28
29
30
31
32
33
34
35 int eata_set_info(char *buffer, int length, struct Scsi_Host *HBA_ptr)
36 {
37 int orig_length = length;
38
39 if (length >= 8 && strncmp(buffer, "eata_dma", 8) == 0) {
40 buffer += 9;
41 length -= 9;
42 if(length >= 8 && strncmp(buffer, "latency", 7) == 0) {
43 SD(HBA_ptr)->do_latency = TRUE;
44 return(orig_length);
45 }
46
47 if(length >=10 && strncmp(buffer, "nolatency", 9) == 0) {
48 SD(HBA_ptr)->do_latency = FALSE;
49 return(orig_length);
50 }
51
52 printk("Unknown command:%s length: %d\n", buffer, length);
53 } else
54 printk("Wrong Signature:%10s\n", buffer);
55
56 return(-EINVAL);
57 }
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68
69
70 int eata_proc_info(char *buffer, char **start, off_t offset, int length,
71 int hostno, int inout)
72 {
73
74 Scsi_Device *scd, SDev;
75 struct Scsi_Host *HBA_ptr;
76 Scsi_Cmnd scmd;
77 char cmnd[10];
78 static u8 buff[512];
79 static u8 buff2[512];
80 hst_cmd_stat *rhcs, *whcs;
81 coco *cc;
82 scsitrans *st;
83 scsimod *sm;
84 hobu *hb;
85 scbu *sb;
86 boty *bt;
87 memco *mc;
88 firm *fm;
89 subinf *si;
90 pcinf *pi;
91 arrlim *al;
92 int i, x;
93 int size, len = 0;
94 off_t begin = 0;
95 off_t pos = 0;
96
97 HBA_ptr = first_HBA;
98 for (i = 1; i <= registered_HBAs; i++) {
99 if (HBA_ptr->host_no == hostno)
100 break;
101 HBA_ptr = SD(HBA_ptr)->next;
102 }
103
104 if(inout == TRUE)
105 return(eata_set_info(buffer, length, HBA_ptr));
106
107 if (offset == 0)
108 memset(buff, 0, sizeof(buff));
109
110 cc = (coco *) (buff + 0x148);
111 st = (scsitrans *)(buff + 0x164);
112 sm = (scsimod *) (buff + 0x16c);
113 hb = (hobu *) (buff + 0x172);
114 sb = (scbu *) (buff + 0x178);
115 bt = (boty *) (buff + 0x17e);
116 mc = (memco *) (buff + 0x186);
117 fm = (firm *) (buff + 0x18e);
118 si = (subinf *) (buff + 0x196);
119 pi = (pcinf *) (buff + 0x19c);
120 al = (arrlim *) (buff + 0x1a2);
121
122 size = sprintf(buffer+len, "EATA (Extended Attachment) driver version: "
123 "%d.%d%s\n",VER_MAJOR, VER_MINOR, VER_SUB);
124 len += size; pos = begin + len;
125 size = sprintf(buffer + len, "queued commands: %10ld\n"
126 "processed interrupts:%10ld\n", queue_counter, int_counter);
127 len += size; pos = begin + len;
128
129 size = sprintf(buffer + len, "\nscsi%-2d: HBA %.10s\n",
130 HBA_ptr->host_no, SD(HBA_ptr)->name);
131 len += size;
132 pos = begin + len;
133 size = sprintf(buffer + len, "Firmware revision: v%s\n",
134 SD(HBA_ptr)->revision);
135 len += size;
136 pos = begin + len;
137 size = sprintf(buffer + len, "Hardware Configuration:\n");
138 len += size;
139 pos = begin + len;
140
141 if(SD(HBA_ptr)->bustype == IS_EISA) {
142 if (HBA_ptr->dma_channel == 0xff)
143 size = sprintf(buffer + len, "DMA: BUSMASTER\n");
144 else
145 size = sprintf(buffer + len, "DMA: %d\n", HBA_ptr->dma_channel);
146 len += size;
147 pos = begin + len;
148
149 size = sprintf(buffer + len, "Base IO : %#.4x\n", (u32) HBA_ptr->base);
150 len += size;
151 pos = begin + len;
152 size = sprintf(buffer + len, "Host Bus: EISA\n");
153 len += size;
154 pos = begin + len;
155
156 } else {
157 memset(&SDev, 0, sizeof(Scsi_Device));
158 memset(&scmd, 0, sizeof(Scsi_Cmnd));
159
160 SDev.host = HBA_ptr;
161 SDev.id = HBA_ptr->this_id;
162 SDev.lun = 0;
163 SDev.channel = 0;
164
165 cmnd[0] = LOG_SENSE;
166 cmnd[1] = 0;
167 cmnd[2] = 0x33 + (3<<6);
168 cmnd[3] = 0;
169 cmnd[4] = 0;
170 cmnd[5] = 0;
171 cmnd[6] = 0;
172 cmnd[7] = 0x00;
173 cmnd[8] = 0x66;
174 cmnd[9] = 0;
175
176 scmd.cmd_len = 10;
177
178 scmd.host = HBA_ptr;
179 scmd.device = &SDev;
180 scmd.target = HBA_ptr->this_id;
181 scmd.lun = 0;
182 scmd.channel = 0;
183 scmd.use_sg = 0;
184
185
186 scmd.request.sem = NULL;
187 scmd.request.dev = 0xffff;
188
189 scsi_do_cmd (&scmd, cmnd, buff + 0x144, 0x66,
190 eata_scsi_done, 1 * HZ, 1);
191
192
193
194
195 if (current->pid == 0) {
196 while (scmd.request.dev != 0xfffe)
197 barrier();
198 } else if (scmd.request.dev != 0xfffe) {
199 struct semaphore sem = MUTEX_LOCKED;
200
201 scmd.request.sem = &sem;
202 down(&sem);
203
204
205 while (scmd.request.dev != 0xfffe) schedule();
206 }
207
208 size = sprintf(buffer + len, "IRQ: %2d, %s triggered\n", cc->interrupt,
209 (cc->intt == TRUE)?"level":"edge");
210 len += size;
211 pos = begin + len;
212 if (HBA_ptr->dma_channel == 0xff)
213 size = sprintf(buffer + len, "DMA: BUSMASTER\n");
214 else
215 size = sprintf(buffer + len, "DMA: %d\n", HBA_ptr->dma_channel);
216 len += size;
217 pos = begin + len;
218 size = sprintf(buffer + len, "CPU: MC680%02d %dMHz\n", bt->cpu_type,
219 bt->cpu_speed);
220 len += size;
221 pos = begin + len;
222 size = sprintf(buffer + len, "Base IO : %#.4x\n", (u32) HBA_ptr->base);
223 len += size;
224 pos = begin + len;
225 size = sprintf(buffer + len, "Host Bus: %s\n",
226 (SD(HBA_ptr)->bustype == IS_PCI)?"PCI ":
227 (SD(HBA_ptr)->bustype == IS_EISA)?"EISA":"ISA ");
228
229 len += size;
230 pos = begin + len;
231 size = sprintf(buffer + len, "SCSI Bus:%s%s Speed: %sMB/sec. %s\n",
232 (sb->wide == TRUE)?" WIDE":"",
233 (sb->dif == TRUE)?" DIFFERENTIAL":"",
234 (sb->speed == 0)?"5":(sb->speed == 1)?"10":"20",
235 (sb->ext == TRUE)?"With external cable detection":"");
236 len += size;
237 pos = begin + len;
238 size = sprintf(buffer + len, "SCSI channel expansion Module: %s present\n",
239 (bt->sx1 == TRUE)?"SX1 (one channel)":
240 ((bt->sx2 == TRUE)?"SX2 (two channels)":"not"));
241 len += size;
242 pos = begin + len;
243 size = sprintf(buffer + len, "SmartRAID hardware: %spresent.\n",
244 (cc->srs == TRUE)?"":"not ");
245 len += size;
246 pos = begin + len;
247 size = sprintf(buffer + len, " Type: %s\n",
248 ((cc->key == TRUE)?((bt->dmi == TRUE)?"integrated"
249 :((bt->dm4 == TRUE)?"DM401X"
250 :(bt->dm4k == TRUE)?"DM4000"
251 :"-"))
252 :"-"));
253 len += size;
254 pos = begin + len;
255
256 size = sprintf(buffer + len, " Max array groups: %d\n",
257 (al->code == 0x0e)?al->max_groups:7);
258 len += size;
259 pos = begin + len;
260 size = sprintf(buffer + len, " Max drives per RAID 0 array: %d\n",
261 (al->code == 0x0e)?al->raid0_drv:7);
262 len += size;
263 pos = begin + len;
264 size = sprintf(buffer + len, " Max drives per RAID 3/5 array: %d\n",
265 (al->code == 0x0e)?al->raid35_drv:7);
266 len += size;
267 pos = begin + len;
268 size = sprintf(buffer + len, "Cache Module: %spresent.\n",
269 (cc->csh)?"":"not ");
270 len += size;
271 pos = begin + len;
272 size = sprintf(buffer + len, " Type: %s\n",
273 ((cc->csh == TRUE)?((bt->cmi == TRUE)?"integrated"
274 :((bt->cm4 == TRUE)?"CM401X"
275 :((bt->cm4k == TRUE)?"CM4000"
276 :"-")))
277 :"-"));
278 len += size;
279 pos = begin + len;
280 for (x = 0; x <= 3; x++) {
281 size = sprintf(buffer + len, " Bank%d: %dMB with%s ECC\n",x,
282 mc->banksize[x] & 0x7f,
283 (mc->banksize[x] & 0x80)?"":"out");
284 len += size;
285 pos = begin + len;
286 }
287 size = sprintf(buffer + len, "Timer Mod.: %spresent\n",
288 (cc->tmr == TRUE)?"":"not ");
289 len += size;
290 pos = begin + len;
291 size = sprintf(buffer + len, "NVRAM : %spresent\n",
292 (cc->nvr == TRUE)?"":"not ");
293 len += size;
294 pos = begin + len;
295 size = sprintf(buffer + len, "SmartROM : %sabled\n",
296 (bt->srom == TRUE)?"dis":"en");
297 len += size;
298 pos = begin + len;
299 size = sprintf(buffer + len, "Alarm : %s\n",
300 (bt->alrm == TRUE)?"on":"off");
301 len += size;
302 pos = begin + len;
303
304 if (pos < offset) {
305 len = 0;
306 begin = pos;
307 }
308 if (pos > offset + length)
309 goto stop_output;
310
311 cmnd[0] = LOG_SENSE;
312 cmnd[1] = 0;
313 cmnd[2] = 0x32 + (3<<6);
314 cmnd[3] = 0;
315 cmnd[4] = 0;
316 cmnd[5] = 0;
317 cmnd[6] = 0;
318 cmnd[7] = 0x01;
319 cmnd[8] = 0x44;
320 cmnd[9] = 0;
321
322 scmd.cmd_len = 10;
323
324
325 scmd.request.sem = NULL;
326 scmd.request.dev = 0xffff;
327
328 scsi_do_cmd (&scmd, cmnd, buff2, 0x144,
329 eata_scsi_done, 1 * HZ, 1);
330
331
332
333
334 if (current->pid == 0)
335 while (scmd.request.dev != 0xfffe)
336 barrier();
337 else if (scmd.request.dev != 0xfffe) {
338 struct semaphore sem = MUTEX_LOCKED;
339
340 scmd.request.sem = &sem;
341 down(&sem);
342
343
344 while (scmd.request.dev != 0xfffe) schedule();
345 }
346
347 swap_statistics(buff2);
348 rhcs = (hst_cmd_stat *)(buff2 + 0x2c);
349 whcs = (hst_cmd_stat *)(buff2 + 0x8c);
350
351 for (x = 0; x <= 11; x++) {
352 SD(HBA_ptr)->reads[x] += rhcs->sizes[x];
353 SD(HBA_ptr)->writes[x] += whcs->sizes[x];
354 SD(HBA_ptr)->reads[12] += rhcs->sizes[x];
355 SD(HBA_ptr)->writes[12] += whcs->sizes[x];
356 }
357 size = sprintf(buffer + len, "Host<->Disk command statistics:\n"
358 " Reads: Writes:\n");
359 len += size;
360 pos = begin + len;
361 for (x = 0; x <= 10; x++) {
362 size = sprintf(buffer+len,"%5dk:%12u %12u\n", 1 << x,
363 SD(HBA_ptr)->reads[x],
364 SD(HBA_ptr)->writes[x]);
365 len += size;
366 pos = begin + len;
367 }
368 size = sprintf(buffer+len,">1024k:%12u %12u\n",
369 SD(HBA_ptr)->reads[11],
370 SD(HBA_ptr)->writes[11]);
371 len += size;
372 pos = begin + len;
373 size = sprintf(buffer+len,"Sum : %12u %12u\n",
374 SD(HBA_ptr)->reads[12],
375 SD(HBA_ptr)->writes[12]);
376 len += size;
377 pos = begin + len;
378 }
379
380 if (pos < offset) {
381 len = 0;
382 begin = pos;
383 }
384 if (pos > offset + length)
385 goto stop_output;
386
387 if(SD(HBA_ptr)->do_latency == TRUE) {
388 size = sprintf(buffer + len, "Host Latency Command Statistics:\n"
389 "Current timer resolution: 10ms\n"
390 " Reads: Min:(ms) Max:(ms) Ave:(ms)\n");
391 len += size;
392 pos = begin + len;
393 for (x = 0; x <= 10; x++) {
394 size = sprintf(buffer+len,"%5dk:%12u %12u %12u %12u\n",
395 1 << x,
396 SD(HBA_ptr)->reads_lat[x][0],
397 (SD(HBA_ptr)->reads_lat[x][1] == 0xffffffff)
398 ? 0:(SD(HBA_ptr)->reads_lat[x][1] * 10),
399 SD(HBA_ptr)->reads_lat[x][2] * 10,
400 SD(HBA_ptr)->reads_lat[x][3] * 10 /
401 ((SD(HBA_ptr)->reads_lat[x][0])
402 ? SD(HBA_ptr)->reads_lat[x][0]:1));
403 len += size;
404 pos = begin + len;
405 }
406 size = sprintf(buffer+len,">1024k:%12u %12u %12u %12u\n",
407 SD(HBA_ptr)->reads_lat[11][0],
408 (SD(HBA_ptr)->reads_lat[11][1] == 0xffffffff)
409 ? 0:(SD(HBA_ptr)->reads_lat[11][1] * 10),
410 SD(HBA_ptr)->reads_lat[11][2] * 10,
411 SD(HBA_ptr)->reads_lat[11][3] * 10 /
412 ((SD(HBA_ptr)->reads_lat[x][0])
413 ? SD(HBA_ptr)->reads_lat[x][0]:1));
414 len += size;
415 pos = begin + len;
416
417 if (pos < offset) {
418 len = 0;
419 begin = pos;
420 }
421 if (pos > offset + length)
422 goto stop_output;
423
424 size = sprintf(buffer + len,
425 " Writes: Min:(ms) Max:(ms) Ave:(ms)\n");
426 len += size;
427 pos = begin + len;
428 for (x = 0; x <= 10; x++) {
429 size = sprintf(buffer+len,"%5dk:%12u %12u %12u %12u\n",
430 1 << x,
431 SD(HBA_ptr)->writes_lat[x][0],
432 (SD(HBA_ptr)->writes_lat[x][1] == 0xffffffff)
433 ? 0:(SD(HBA_ptr)->writes_lat[x][1] * 10),
434 SD(HBA_ptr)->writes_lat[x][2] * 10,
435 SD(HBA_ptr)->writes_lat[x][3] * 10 /
436 ((SD(HBA_ptr)->writes_lat[x][0])
437 ? SD(HBA_ptr)->writes_lat[x][0]:1));
438 len += size;
439 pos = begin + len;
440 }
441 size = sprintf(buffer+len,">1024k:%12u %12u %12u %12u\n",
442 SD(HBA_ptr)->writes_lat[11][0],
443 (SD(HBA_ptr)->writes_lat[11][1] == 0xffffffff)
444 ? 0:(SD(HBA_ptr)->writes_lat[x][1] * 10),
445 SD(HBA_ptr)->writes_lat[11][2] * 10,
446 SD(HBA_ptr)->writes_lat[11][3] * 10/
447 ((SD(HBA_ptr)->writes_lat[x][0])
448 ? SD(HBA_ptr)->writes_lat[x][0]:1));
449 len += size;
450 pos = begin + len;
451
452 if (pos < offset) {
453 len = 0;
454 begin = pos;
455 }
456 if (pos > offset + length)
457 goto stop_output;
458 }
459
460 scd = scsi_devices;
461
462 size = sprintf(buffer+len,"Attached devices: %s\n", (scd)?"":"none");
463 len += size;
464 pos = begin + len;
465
466 while (scd) {
467 if (scd->host == HBA_ptr) {
468 proc_print_scsidevice(scd, buffer, &size, len);
469 len += size;
470 pos = begin + len;
471
472 if (pos < offset) {
473 len = 0;
474 begin = pos;
475 }
476 if (pos > offset + length)
477 goto stop_output;
478 }
479 scd = scd->next;
480 }
481
482 stop_output:
483 DBG(DBG_PROC, printk("2pos: %ld offset: %ld len: %d\n", pos, offset, len));
484 *start=buffer+(offset-begin);
485 len-=(offset-begin);
486 if(len>length)
487 len = length;
488 DBG(DBG_PROC, printk("3pos: %ld offset: %ld len: %d\n", pos, offset, len));
489
490 return (len);
491 }
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