]> git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - drivers/scsi/qla2xxx/qla_tmpl.c
Merge branch 'drm-next-3.15-wip' of git://people.freedesktop.org/~deathsimple/linux...
[mirror_ubuntu-bionic-kernel.git] / drivers / scsi / qla2xxx / qla_tmpl.c
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2013 QLogic Corporation
4 *
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7 #include "qla_def.h"
8 #include "qla_tmpl.h"
9
10 /* note default template is in big endian */
11 static const uint32_t ql27xx_fwdt_default_template[] = {
12 0x63000000, 0xa4000000, 0x7c050000, 0x00000000,
13 0x30000000, 0x01000000, 0x00000000, 0xc0406eb4,
14 0x00000000, 0x00000000, 0x00000000, 0x00000000,
15 0x00000000, 0x00000000, 0x00000000, 0x00000000,
16 0x00000000, 0x00000000, 0x00000000, 0x00000000,
17 0x00000000, 0x00000000, 0x00000000, 0x00000000,
18 0x00000000, 0x00000000, 0x00000000, 0x00000000,
19 0x00000000, 0x00000000, 0x00000000, 0x00000000,
20 0x00000000, 0x00000000, 0x00000000, 0x00000000,
21 0x00000000, 0x00000000, 0x00000000, 0x00000000,
22 0x00000000, 0x04010000, 0x14000000, 0x00000000,
23 0x02000000, 0x44000000, 0x09010000, 0x10000000,
24 0x00000000, 0x02000000, 0x01010000, 0x1c000000,
25 0x00000000, 0x02000000, 0x00600000, 0x00000000,
26 0xc0000000, 0x01010000, 0x1c000000, 0x00000000,
27 0x02000000, 0x00600000, 0x00000000, 0xcc000000,
28 0x01010000, 0x1c000000, 0x00000000, 0x02000000,
29 0x10600000, 0x00000000, 0xd4000000, 0x01010000,
30 0x1c000000, 0x00000000, 0x02000000, 0x700f0000,
31 0x00000060, 0xf0000000, 0x00010000, 0x18000000,
32 0x00000000, 0x02000000, 0x00700000, 0x041000c0,
33 0x00010000, 0x18000000, 0x00000000, 0x02000000,
34 0x10700000, 0x041000c0, 0x00010000, 0x18000000,
35 0x00000000, 0x02000000, 0x40700000, 0x041000c0,
36 0x01010000, 0x1c000000, 0x00000000, 0x02000000,
37 0x007c0000, 0x01000000, 0xc0000000, 0x00010000,
38 0x18000000, 0x00000000, 0x02000000, 0x007c0000,
39 0x040300c4, 0x00010000, 0x18000000, 0x00000000,
40 0x02000000, 0x007c0000, 0x040100c0, 0x01010000,
41 0x1c000000, 0x00000000, 0x02000000, 0x007c0000,
42 0x00000000, 0xc0000000, 0x00010000, 0x18000000,
43 0x00000000, 0x02000000, 0x007c0000, 0x04200000,
44 0x0b010000, 0x18000000, 0x00000000, 0x02000000,
45 0x0c000000, 0x00000000, 0x02010000, 0x20000000,
46 0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
47 0xf0000000, 0x000000b0, 0x02010000, 0x20000000,
48 0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
49 0xf0000000, 0x000010b0, 0x02010000, 0x20000000,
50 0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
51 0xf0000000, 0x000020b0, 0x02010000, 0x20000000,
52 0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
53 0xf0000000, 0x000030b0, 0x02010000, 0x20000000,
54 0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
55 0xf0000000, 0x000040b0, 0x02010000, 0x20000000,
56 0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
57 0xf0000000, 0x000050b0, 0x02010000, 0x20000000,
58 0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
59 0xf0000000, 0x000060b0, 0x02010000, 0x20000000,
60 0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
61 0xf0000000, 0x000070b0, 0x02010000, 0x20000000,
62 0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
63 0xf0000000, 0x000080b0, 0x02010000, 0x20000000,
64 0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
65 0xf0000000, 0x000090b0, 0x02010000, 0x20000000,
66 0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
67 0xf0000000, 0x0000a0b0, 0x00010000, 0x18000000,
68 0x00000000, 0x02000000, 0x0a000000, 0x040100c0,
69 0x00010000, 0x18000000, 0x00000000, 0x02000000,
70 0x0a000000, 0x04200080, 0x00010000, 0x18000000,
71 0x00000000, 0x02000000, 0x00be0000, 0x041000c0,
72 0x00010000, 0x18000000, 0x00000000, 0x02000000,
73 0x10be0000, 0x041000c0, 0x00010000, 0x18000000,
74 0x00000000, 0x02000000, 0x20be0000, 0x041000c0,
75 0x00010000, 0x18000000, 0x00000000, 0x02000000,
76 0x30be0000, 0x041000c0, 0x00010000, 0x18000000,
77 0x00000000, 0x02000000, 0x00b00000, 0x041000c0,
78 0x00010000, 0x18000000, 0x00000000, 0x02000000,
79 0x10b00000, 0x041000c0, 0x00010000, 0x18000000,
80 0x00000000, 0x02000000, 0x20b00000, 0x041000c0,
81 0x00010000, 0x18000000, 0x00000000, 0x02000000,
82 0x30b00000, 0x041000c0, 0x00010000, 0x18000000,
83 0x00000000, 0x02000000, 0x00300000, 0x041000c0,
84 0x00010000, 0x18000000, 0x00000000, 0x02000000,
85 0x10300000, 0x041000c0, 0x00010000, 0x18000000,
86 0x00000000, 0x02000000, 0x20300000, 0x041000c0,
87 0x00010000, 0x18000000, 0x00000000, 0x02000000,
88 0x30300000, 0x041000c0, 0x0a010000, 0x10000000,
89 0x00000000, 0x02000000, 0x06010000, 0x1c000000,
90 0x00000000, 0x02000000, 0x01000000, 0x00000200,
91 0xff230200, 0x06010000, 0x1c000000, 0x00000000,
92 0x02000000, 0x02000000, 0x00001000, 0x00000000,
93 0x07010000, 0x18000000, 0x00000000, 0x02000000,
94 0x00000000, 0x01000000, 0x07010000, 0x18000000,
95 0x00000000, 0x02000000, 0x00000000, 0x02000000,
96 0x07010000, 0x18000000, 0x00000000, 0x02000000,
97 0x00000000, 0x03000000, 0x0d010000, 0x14000000,
98 0x00000000, 0x02000000, 0x00000000, 0xff000000,
99 0x10000000, 0x00000000, 0x00000080,
100 };
101
102 static inline void __iomem *
103 qla27xx_isp_reg(struct scsi_qla_host *vha)
104 {
105 return &vha->hw->iobase->isp24;
106 }
107
108 static inline void
109 qla27xx_insert16(uint16_t value, void *buf, ulong *len)
110 {
111 if (buf) {
112 buf += *len;
113 *(__le16 *)buf = cpu_to_le16(value);
114 }
115 *len += sizeof(value);
116 }
117
118 static inline void
119 qla27xx_insert32(uint32_t value, void *buf, ulong *len)
120 {
121 if (buf) {
122 buf += *len;
123 *(__le32 *)buf = cpu_to_le32(value);
124 }
125 *len += sizeof(value);
126 }
127
128 static inline void
129 qla27xx_insertbuf(void *mem, ulong size, void *buf, ulong *len)
130 {
131 ulong cnt = size;
132
133 if (buf && mem) {
134 buf += *len;
135 while (cnt >= sizeof(uint32_t)) {
136 *(__le32 *)buf = cpu_to_le32p(mem);
137 buf += sizeof(uint32_t);
138 mem += sizeof(uint32_t);
139 cnt -= sizeof(uint32_t);
140 }
141 if (cnt)
142 memcpy(buf, mem, cnt);
143 }
144 *len += size;
145 }
146
147 static inline void
148 qla27xx_read8(void *window, void *buf, ulong *len)
149 {
150 uint8_t value = ~0;
151
152 if (buf) {
153 value = RD_REG_BYTE((__iomem void *)window);
154 ql_dbg(ql_dbg_misc, NULL, 0xd011,
155 "%s: -> %x\n", __func__, value);
156 }
157 qla27xx_insert32(value, buf, len);
158 }
159
160 static inline void
161 qla27xx_read16(void *window, void *buf, ulong *len)
162 {
163 uint16_t value = ~0;
164
165 if (buf) {
166 value = RD_REG_WORD((__iomem void *)window);
167 ql_dbg(ql_dbg_misc, NULL, 0xd012,
168 "%s: -> %x\n", __func__, value);
169 }
170 qla27xx_insert32(value, buf, len);
171 }
172
173 static inline void
174 qla27xx_read32(void *window, void *buf, ulong *len)
175 {
176 uint32_t value = ~0;
177
178 if (buf) {
179 value = RD_REG_DWORD((__iomem void *)window);
180 ql_dbg(ql_dbg_misc, NULL, 0xd013,
181 "%s: -> %x\n", __func__, value);
182 }
183 qla27xx_insert32(value, buf, len);
184 }
185
186 static inline void (*qla27xx_read_vector(uint width))(void *, void *, ulong *)
187 {
188 return
189 (width == 1) ? qla27xx_read8 :
190 (width == 2) ? qla27xx_read16 :
191 qla27xx_read32;
192 }
193
194 static inline void
195 qla27xx_read_reg(__iomem struct device_reg_24xx *reg,
196 uint offset, void *buf, ulong *len)
197 {
198 void *window = (void *)reg + offset;
199
200 if (buf) {
201 ql_dbg(ql_dbg_misc, NULL, 0xd014,
202 "%s: @%x\n", __func__, offset);
203 }
204 qla27xx_insert32(offset, buf, len);
205 qla27xx_read32(window, buf, len);
206 }
207
208 static inline void
209 qla27xx_write_reg(__iomem struct device_reg_24xx *reg,
210 uint offset, uint32_t data, void *buf)
211 {
212 __iomem void *window = reg + offset;
213
214 if (buf) {
215 ql_dbg(ql_dbg_misc, NULL, 0xd015,
216 "%s: @%x <- %x\n", __func__, offset, data);
217 WRT_REG_DWORD(window, data);
218 }
219 }
220
221 static inline void
222 qla27xx_read_window(__iomem struct device_reg_24xx *reg,
223 uint32_t base, uint offset, uint count, uint width, void *buf,
224 ulong *len)
225 {
226 void *window = (void *)reg + offset;
227 void (*readn)(void *, void *, ulong *) = qla27xx_read_vector(width);
228
229 if (buf) {
230 ql_dbg(ql_dbg_misc, NULL, 0xd016,
231 "%s: base=%x offset=%x count=%x width=%x\n",
232 __func__, base, offset, count, width);
233 }
234 qla27xx_write_reg(reg, IOBASE_ADDR, base, buf);
235 while (count--) {
236 qla27xx_insert32(base, buf, len);
237 readn(window, buf, len);
238 window += width;
239 base += width;
240 }
241 }
242
243 static inline void
244 qla27xx_skip_entry(struct qla27xx_fwdt_entry *ent, void *buf)
245 {
246 if (buf)
247 ent->hdr.driver_flags |= DRIVER_FLAG_SKIP_ENTRY;
248 }
249
250 static int
251 qla27xx_fwdt_entry_t0(struct scsi_qla_host *vha,
252 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
253 {
254 ql_dbg(ql_dbg_misc, vha, 0xd100,
255 "%s: nop [%lx]\n", __func__, *len);
256 qla27xx_skip_entry(ent, buf);
257
258 return false;
259 }
260
261 static int
262 qla27xx_fwdt_entry_t255(struct scsi_qla_host *vha,
263 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
264 {
265 ql_dbg(ql_dbg_misc, vha, 0xd1ff,
266 "%s: end [%lx]\n", __func__, *len);
267 qla27xx_skip_entry(ent, buf);
268
269 /* terminate */
270 return true;
271 }
272
273 static int
274 qla27xx_fwdt_entry_t256(struct scsi_qla_host *vha,
275 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
276 {
277 struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
278
279 ql_dbg(ql_dbg_misc, vha, 0xd200,
280 "%s: rdio t1 [%lx]\n", __func__, *len);
281 qla27xx_read_window(reg, ent->t256.base_addr, ent->t256.pci_offset,
282 ent->t256.reg_count, ent->t256.reg_width, buf, len);
283
284 return false;
285 }
286
287 static int
288 qla27xx_fwdt_entry_t257(struct scsi_qla_host *vha,
289 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
290 {
291 struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
292
293 ql_dbg(ql_dbg_misc, vha, 0xd201,
294 "%s: wrio t1 [%lx]\n", __func__, *len);
295 qla27xx_write_reg(reg, IOBASE_ADDR, ent->t257.base_addr, buf);
296 qla27xx_write_reg(reg, ent->t257.pci_offset, ent->t257.write_data, buf);
297
298 return false;
299 }
300
301 static int
302 qla27xx_fwdt_entry_t258(struct scsi_qla_host *vha,
303 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
304 {
305 struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
306
307 ql_dbg(ql_dbg_misc, vha, 0xd202,
308 "%s: rdio t2 [%lx]\n", __func__, *len);
309 qla27xx_write_reg(reg, ent->t258.banksel_offset, ent->t258.bank, buf);
310 qla27xx_read_window(reg, ent->t258.base_addr, ent->t258.pci_offset,
311 ent->t258.reg_count, ent->t258.reg_width, buf, len);
312
313 return false;
314 }
315
316 static int
317 qla27xx_fwdt_entry_t259(struct scsi_qla_host *vha,
318 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
319 {
320 struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
321
322 ql_dbg(ql_dbg_misc, vha, 0xd203,
323 "%s: wrio t2 [%lx]\n", __func__, *len);
324 qla27xx_write_reg(reg, IOBASE_ADDR, ent->t259.base_addr, buf);
325 qla27xx_write_reg(reg, ent->t259.banksel_offset, ent->t259.bank, buf);
326 qla27xx_write_reg(reg, ent->t259.pci_offset, ent->t259.write_data, buf);
327
328 return false;
329 }
330
331 static int
332 qla27xx_fwdt_entry_t260(struct scsi_qla_host *vha,
333 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
334 {
335 struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
336
337 ql_dbg(ql_dbg_misc, vha, 0xd204,
338 "%s: rdpci [%lx]\n", __func__, *len);
339 qla27xx_read_reg(reg, ent->t260.pci_addr, buf, len);
340
341 return false;
342 }
343
344 static int
345 qla27xx_fwdt_entry_t261(struct scsi_qla_host *vha,
346 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
347 {
348 struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
349
350 ql_dbg(ql_dbg_misc, vha, 0xd205,
351 "%s: wrpci [%lx]\n", __func__, *len);
352 qla27xx_write_reg(reg, ent->t261.pci_addr, ent->t261.write_data, buf);
353
354 return false;
355 }
356
357 static int
358 qla27xx_fwdt_entry_t262(struct scsi_qla_host *vha,
359 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
360 {
361 ulong dwords;
362 ulong start;
363 ulong end;
364
365 ql_dbg(ql_dbg_misc, vha, 0xd206,
366 "%s: rdram(%x) [%lx]\n", __func__, ent->t262.ram_area, *len);
367 start = ent->t262.start_addr;
368 end = ent->t262.end_addr;
369
370 if (ent->t262.ram_area == T262_RAM_AREA_CRITICAL_RAM) {
371 ;
372 } else if (ent->t262.ram_area == T262_RAM_AREA_EXTERNAL_RAM) {
373 end = vha->hw->fw_memory_size;
374 if (buf)
375 ent->t262.end_addr = end;
376 } else if (ent->t262.ram_area == T262_RAM_AREA_SHARED_RAM) {
377 start = vha->hw->fw_shared_ram_start;
378 end = vha->hw->fw_shared_ram_end;
379 if (buf) {
380 ent->t262.start_addr = start;
381 ent->t262.end_addr = end;
382 }
383 } else if (ent->t262.ram_area == T262_RAM_AREA_DDR_RAM) {
384 ql_dbg(ql_dbg_misc, vha, 0xd021,
385 "%s: unsupported ddr ram\n", __func__);
386 qla27xx_skip_entry(ent, buf);
387 goto done;
388 } else {
389 ql_dbg(ql_dbg_misc, vha, 0xd022,
390 "%s: unknown area %u\n", __func__, ent->t262.ram_area);
391 qla27xx_skip_entry(ent, buf);
392 goto done;
393 }
394
395 if (end < start) {
396 ql_dbg(ql_dbg_misc, vha, 0xd023,
397 "%s: bad range (start=%x end=%x)\n", __func__,
398 ent->t262.end_addr, ent->t262.start_addr);
399 qla27xx_skip_entry(ent, buf);
400 goto done;
401 }
402
403 dwords = end - start + 1;
404 if (buf) {
405 ql_dbg(ql_dbg_misc, vha, 0xd024,
406 "%s: @%lx -> (%lx dwords)\n", __func__, start, dwords);
407 buf += *len;
408 qla24xx_dump_ram(vha->hw, start, buf, dwords, &buf);
409 }
410 *len += dwords * sizeof(uint32_t);
411 done:
412 return false;
413 }
414
415 static int
416 qla27xx_fwdt_entry_t263(struct scsi_qla_host *vha,
417 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
418 {
419 uint count = 0;
420 uint i;
421 uint length;
422
423 ql_dbg(ql_dbg_misc, vha, 0xd207,
424 "%s: getq(%x) [%lx]\n", __func__, ent->t263.queue_type, *len);
425 if (ent->t263.queue_type == T263_QUEUE_TYPE_REQ) {
426 for (i = 0; i < vha->hw->max_req_queues; i++) {
427 struct req_que *req = vha->hw->req_q_map[i];
428 if (req || !buf) {
429 length = req ?
430 req->length : REQUEST_ENTRY_CNT_24XX;
431 qla27xx_insert16(i, buf, len);
432 qla27xx_insert16(length, buf, len);
433 qla27xx_insertbuf(req ? req->ring : NULL,
434 length * sizeof(*req->ring), buf, len);
435 count++;
436 }
437 }
438 } else if (ent->t263.queue_type == T263_QUEUE_TYPE_RSP) {
439 for (i = 0; i < vha->hw->max_rsp_queues; i++) {
440 struct rsp_que *rsp = vha->hw->rsp_q_map[i];
441 if (rsp || !buf) {
442 length = rsp ?
443 rsp->length : RESPONSE_ENTRY_CNT_MQ;
444 qla27xx_insert16(i, buf, len);
445 qla27xx_insert16(length, buf, len);
446 qla27xx_insertbuf(rsp ? rsp->ring : NULL,
447 length * sizeof(*rsp->ring), buf, len);
448 count++;
449 }
450 }
451 } else if (ent->t263.queue_type == T263_QUEUE_TYPE_ATIO) {
452 ql_dbg(ql_dbg_misc, vha, 0xd025,
453 "%s: unsupported atio queue\n", __func__);
454 qla27xx_skip_entry(ent, buf);
455 goto done;
456 } else {
457 ql_dbg(ql_dbg_misc, vha, 0xd026,
458 "%s: unknown queue %u\n", __func__, ent->t263.queue_type);
459 qla27xx_skip_entry(ent, buf);
460 goto done;
461 }
462
463 if (buf)
464 ent->t263.num_queues = count;
465 done:
466 return false;
467 }
468
469 static int
470 qla27xx_fwdt_entry_t264(struct scsi_qla_host *vha,
471 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
472 {
473 ql_dbg(ql_dbg_misc, vha, 0xd208,
474 "%s: getfce [%lx]\n", __func__, *len);
475 if (vha->hw->fce) {
476 if (buf) {
477 ent->t264.fce_trace_size = FCE_SIZE;
478 ent->t264.write_pointer = vha->hw->fce_wr;
479 ent->t264.base_pointer = vha->hw->fce_dma;
480 ent->t264.fce_enable_mb0 = vha->hw->fce_mb[0];
481 ent->t264.fce_enable_mb2 = vha->hw->fce_mb[2];
482 ent->t264.fce_enable_mb3 = vha->hw->fce_mb[3];
483 ent->t264.fce_enable_mb4 = vha->hw->fce_mb[4];
484 ent->t264.fce_enable_mb5 = vha->hw->fce_mb[5];
485 ent->t264.fce_enable_mb6 = vha->hw->fce_mb[6];
486 }
487 qla27xx_insertbuf(vha->hw->fce, FCE_SIZE, buf, len);
488 } else {
489 ql_dbg(ql_dbg_misc, vha, 0xd027,
490 "%s: missing fce\n", __func__);
491 qla27xx_skip_entry(ent, buf);
492 }
493
494 return false;
495 }
496
497 static int
498 qla27xx_fwdt_entry_t265(struct scsi_qla_host *vha,
499 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
500 {
501 struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
502
503 ql_dbg(ql_dbg_misc, vha, 0xd209,
504 "%s: pause risc [%lx]\n", __func__, *len);
505 if (buf)
506 qla24xx_pause_risc(reg);
507
508 return false;
509 }
510
511 static int
512 qla27xx_fwdt_entry_t266(struct scsi_qla_host *vha,
513 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
514 {
515 ql_dbg(ql_dbg_misc, vha, 0xd20a,
516 "%s: reset risc [%lx]\n", __func__, *len);
517 if (buf)
518 qla24xx_soft_reset(vha->hw);
519
520 return false;
521 }
522
523 static int
524 qla27xx_fwdt_entry_t267(struct scsi_qla_host *vha,
525 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
526 {
527 struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
528
529 ql_dbg(ql_dbg_misc, vha, 0xd20b,
530 "%s: dis intr [%lx]\n", __func__, *len);
531 qla27xx_write_reg(reg, ent->t267.pci_offset, ent->t267.data, buf);
532
533 return false;
534 }
535
536 static int
537 qla27xx_fwdt_entry_t268(struct scsi_qla_host *vha,
538 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
539 {
540 ql_dbg(ql_dbg_misc, vha, 0xd20c,
541 "%s: gethb(%x) [%lx]\n", __func__, ent->t268.buf_type, *len);
542 if (ent->t268.buf_type == T268_BUF_TYPE_EXTD_TRACE) {
543 if (vha->hw->eft) {
544 if (buf) {
545 ent->t268.buf_size = EFT_SIZE;
546 ent->t268.start_addr = vha->hw->eft_dma;
547 }
548 qla27xx_insertbuf(vha->hw->eft, EFT_SIZE, buf, len);
549 } else {
550 ql_dbg(ql_dbg_misc, vha, 0xd028,
551 "%s: missing eft\n", __func__);
552 qla27xx_skip_entry(ent, buf);
553 }
554 } else if (ent->t268.buf_type == T268_BUF_TYPE_EXCH_BUFOFF) {
555 ql_dbg(ql_dbg_misc, vha, 0xd029,
556 "%s: unsupported exchange offload buffer\n", __func__);
557 qla27xx_skip_entry(ent, buf);
558 } else if (ent->t268.buf_type == T268_BUF_TYPE_EXTD_LOGIN) {
559 ql_dbg(ql_dbg_misc, vha, 0xd02a,
560 "%s: unsupported extended login buffer\n", __func__);
561 qla27xx_skip_entry(ent, buf);
562 } else {
563 ql_dbg(ql_dbg_misc, vha, 0xd02b,
564 "%s: unknown buf %x\n", __func__, ent->t268.buf_type);
565 qla27xx_skip_entry(ent, buf);
566 }
567
568 return false;
569 }
570
571 static int
572 qla27xx_fwdt_entry_t269(struct scsi_qla_host *vha,
573 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
574 {
575 ql_dbg(ql_dbg_misc, vha, 0xd20d,
576 "%s: scratch [%lx]\n", __func__, *len);
577 qla27xx_insert32(0xaaaaaaaa, buf, len);
578 qla27xx_insert32(0xbbbbbbbb, buf, len);
579 qla27xx_insert32(0xcccccccc, buf, len);
580 qla27xx_insert32(0xdddddddd, buf, len);
581 qla27xx_insert32(*len + sizeof(uint32_t), buf, len);
582 if (buf)
583 ent->t269.scratch_size = 5 * sizeof(uint32_t);
584
585 return false;
586 }
587
588 static int
589 qla27xx_fwdt_entry_t270(struct scsi_qla_host *vha,
590 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
591 {
592 struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
593 void *window = (void *)reg + 0xc4;
594 ulong dwords = ent->t270.count;
595 ulong addr = ent->t270.addr;
596
597 ql_dbg(ql_dbg_misc, vha, 0xd20e,
598 "%s: rdremreg [%lx]\n", __func__, *len);
599 qla27xx_write_reg(reg, IOBASE_ADDR, 0x40, buf);
600 while (dwords--) {
601 qla27xx_write_reg(reg, 0xc0, addr|0x80000000, buf);
602 qla27xx_read_reg(reg, 0xc4, buf, len);
603 qla27xx_insert32(addr, buf, len);
604 qla27xx_read32(window, buf, len);
605 addr++;
606 }
607
608 return false;
609 }
610
611 static int
612 qla27xx_fwdt_entry_t271(struct scsi_qla_host *vha,
613 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
614 {
615 struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
616 ulong addr = ent->t271.addr;
617
618 ql_dbg(ql_dbg_misc, vha, 0xd20f,
619 "%s: wrremreg [%lx]\n", __func__, *len);
620 qla27xx_write_reg(reg, IOBASE_ADDR, 0x40, buf);
621 qla27xx_read_reg(reg, 0xc4, buf, len);
622 qla27xx_insert32(addr, buf, len);
623 qla27xx_write_reg(reg, 0xc0, addr, buf);
624
625 return false;
626 }
627
628 static int
629 qla27xx_fwdt_entry_t272(struct scsi_qla_host *vha,
630 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
631 {
632 ulong dwords = ent->t272.count;
633 ulong start = ent->t272.addr;
634
635 ql_dbg(ql_dbg_misc, vha, 0xd210,
636 "%s: rdremram [%lx]\n", __func__, *len);
637 if (buf) {
638 ql_dbg(ql_dbg_misc, vha, 0xd02c,
639 "%s: @%lx -> (%lx dwords)\n", __func__, start, dwords);
640 buf += *len;
641 qla27xx_dump_mpi_ram(vha->hw, start, buf, dwords, &buf);
642 }
643 *len += dwords * sizeof(uint32_t);
644
645 return false;
646 }
647
648 static int
649 qla27xx_fwdt_entry_t273(struct scsi_qla_host *vha,
650 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
651 {
652 ulong dwords = ent->t273.count;
653 ulong addr = ent->t273.addr;
654 uint32_t value;
655
656 ql_dbg(ql_dbg_misc, vha, 0xd211,
657 "%s: pcicfg [%lx]\n", __func__, *len);
658 while (dwords--) {
659 value = ~0;
660 if (pci_read_config_dword(vha->hw->pdev, addr, &value))
661 ql_dbg(ql_dbg_misc, vha, 0xd02d,
662 "%s: failed pcicfg read at %lx\n", __func__, addr);
663 qla27xx_insert32(addr, buf, len);
664 qla27xx_insert32(value, buf, len);
665 addr += 4;
666 }
667
668 return false;
669 }
670
671 static int
672 qla27xx_fwdt_entry_other(struct scsi_qla_host *vha,
673 struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
674 {
675 ql_dbg(ql_dbg_misc, vha, 0xd2ff,
676 "%s: type %x [%lx]\n", __func__, ent->hdr.entry_type, *len);
677 qla27xx_skip_entry(ent, buf);
678
679 return false;
680 }
681
682 struct qla27xx_fwdt_entry_call {
683 int type;
684 int (*call)(
685 struct scsi_qla_host *,
686 struct qla27xx_fwdt_entry *,
687 void *,
688 ulong *);
689 };
690
691 static struct qla27xx_fwdt_entry_call ql27xx_fwdt_entry_call_list[] = {
692 { ENTRY_TYPE_NOP , qla27xx_fwdt_entry_t0 } ,
693 { ENTRY_TYPE_TMP_END , qla27xx_fwdt_entry_t255 } ,
694 { ENTRY_TYPE_RD_IOB_T1 , qla27xx_fwdt_entry_t256 } ,
695 { ENTRY_TYPE_WR_IOB_T1 , qla27xx_fwdt_entry_t257 } ,
696 { ENTRY_TYPE_RD_IOB_T2 , qla27xx_fwdt_entry_t258 } ,
697 { ENTRY_TYPE_WR_IOB_T2 , qla27xx_fwdt_entry_t259 } ,
698 { ENTRY_TYPE_RD_PCI , qla27xx_fwdt_entry_t260 } ,
699 { ENTRY_TYPE_WR_PCI , qla27xx_fwdt_entry_t261 } ,
700 { ENTRY_TYPE_RD_RAM , qla27xx_fwdt_entry_t262 } ,
701 { ENTRY_TYPE_GET_QUEUE , qla27xx_fwdt_entry_t263 } ,
702 { ENTRY_TYPE_GET_FCE , qla27xx_fwdt_entry_t264 } ,
703 { ENTRY_TYPE_PSE_RISC , qla27xx_fwdt_entry_t265 } ,
704 { ENTRY_TYPE_RST_RISC , qla27xx_fwdt_entry_t266 } ,
705 { ENTRY_TYPE_DIS_INTR , qla27xx_fwdt_entry_t267 } ,
706 { ENTRY_TYPE_GET_HBUF , qla27xx_fwdt_entry_t268 } ,
707 { ENTRY_TYPE_SCRATCH , qla27xx_fwdt_entry_t269 } ,
708 { ENTRY_TYPE_RDREMREG , qla27xx_fwdt_entry_t270 } ,
709 { ENTRY_TYPE_WRREMREG , qla27xx_fwdt_entry_t271 } ,
710 { ENTRY_TYPE_RDREMRAM , qla27xx_fwdt_entry_t272 } ,
711 { ENTRY_TYPE_PCICFG , qla27xx_fwdt_entry_t273 } ,
712 { -1 , qla27xx_fwdt_entry_other }
713 };
714
715 static inline int (*qla27xx_find_entry(int type))
716 (struct scsi_qla_host *, struct qla27xx_fwdt_entry *, void *, ulong *)
717 {
718 struct qla27xx_fwdt_entry_call *list = ql27xx_fwdt_entry_call_list;
719
720 while (list->type != -1 && list->type != type)
721 list++;
722
723 return list->call;
724 }
725
726 static inline void *
727 qla27xx_next_entry(void *p)
728 {
729 struct qla27xx_fwdt_entry *ent = p;
730
731 return p + ent->hdr.entry_size;
732 }
733
734 static void
735 qla27xx_walk_template(struct scsi_qla_host *vha,
736 struct qla27xx_fwdt_template *tmp, void *buf, ulong *len)
737 {
738 struct qla27xx_fwdt_entry *ent = (void *)tmp + tmp->entry_offset;
739 ulong count = tmp->entry_count;
740
741 ql_dbg(ql_dbg_misc, vha, 0xd01a,
742 "%s: entry count %lx\n", __func__, count);
743 while (count--) {
744 if (qla27xx_find_entry(ent->hdr.entry_type)(vha, ent, buf, len))
745 break;
746 ent = qla27xx_next_entry(ent);
747 }
748 ql_dbg(ql_dbg_misc, vha, 0xd01b,
749 "%s: len=%lx\n", __func__, *len);
750 }
751
752 static void
753 qla27xx_time_stamp(struct qla27xx_fwdt_template *tmp)
754 {
755 tmp->capture_timestamp = jiffies;
756 }
757
758 static void
759 qla27xx_driver_info(struct qla27xx_fwdt_template *tmp)
760 {
761 uint8_t v[] = { 0, 0, 0, 0, 0, 0 };
762 int rval = 0;
763
764 rval = sscanf(qla2x00_version_str, "%hhu.%hhu.%hhu.%hhu.%hhu.%hhu",
765 v+0, v+1, v+2, v+3, v+4, v+5);
766
767 tmp->driver_info[0] = v[3] << 24 | v[2] << 16 | v[1] << 8 | v[0];
768 tmp->driver_info[1] = v[5] << 8 | v[4];
769 tmp->driver_info[2] = 0x12345678;
770 }
771
772 static void
773 qla27xx_firmware_info(struct qla27xx_fwdt_template *tmp,
774 struct scsi_qla_host *vha)
775 {
776 tmp->firmware_version[0] = vha->hw->fw_major_version;
777 tmp->firmware_version[1] = vha->hw->fw_minor_version;
778 tmp->firmware_version[2] = vha->hw->fw_subminor_version;
779 tmp->firmware_version[3] =
780 vha->hw->fw_attributes_h << 16 | vha->hw->fw_attributes;
781 tmp->firmware_version[4] =
782 vha->hw->fw_attributes_ext[1] << 16 | vha->hw->fw_attributes_ext[0];
783 }
784
785 static void
786 ql27xx_edit_template(struct scsi_qla_host *vha,
787 struct qla27xx_fwdt_template *tmp)
788 {
789 qla27xx_time_stamp(tmp);
790 qla27xx_driver_info(tmp);
791 qla27xx_firmware_info(tmp, vha);
792 }
793
794 static inline uint32_t
795 qla27xx_template_checksum(void *p, ulong size)
796 {
797 uint32_t *buf = p;
798 uint64_t sum = 0;
799
800 size /= sizeof(*buf);
801
802 while (size--)
803 sum += *buf++;
804
805 sum = (sum & 0xffffffff) + (sum >> 32);
806
807 return ~sum;
808 }
809
810 static inline int
811 qla27xx_verify_template_checksum(struct qla27xx_fwdt_template *tmp)
812 {
813 return qla27xx_template_checksum(tmp, tmp->template_size) == 0;
814 }
815
816 static inline int
817 qla27xx_verify_template_header(struct qla27xx_fwdt_template *tmp)
818 {
819 return tmp->template_type == TEMPLATE_TYPE_FWDUMP;
820 }
821
822 static void
823 qla27xx_execute_fwdt_template(struct scsi_qla_host *vha)
824 {
825 struct qla27xx_fwdt_template *tmp = vha->hw->fw_dump_template;
826 ulong len;
827
828 if (qla27xx_fwdt_template_valid(tmp)) {
829 len = tmp->template_size;
830 tmp = memcpy(vha->hw->fw_dump, tmp, len);
831 ql27xx_edit_template(vha, tmp);
832 qla27xx_walk_template(vha, tmp, tmp, &len);
833 vha->hw->fw_dump_len = len;
834 vha->hw->fw_dumped = 1;
835 }
836 }
837
838 ulong
839 qla27xx_fwdt_calculate_dump_size(struct scsi_qla_host *vha)
840 {
841 struct qla27xx_fwdt_template *tmp = vha->hw->fw_dump_template;
842 ulong len = 0;
843
844 if (qla27xx_fwdt_template_valid(tmp)) {
845 len = tmp->template_size;
846 qla27xx_walk_template(vha, tmp, NULL, &len);
847 }
848
849 return len;
850 }
851
852 ulong
853 qla27xx_fwdt_template_size(void *p)
854 {
855 struct qla27xx_fwdt_template *tmp = p;
856
857 return tmp->template_size;
858 }
859
860 ulong
861 qla27xx_fwdt_template_default_size(void)
862 {
863 return sizeof(ql27xx_fwdt_default_template);
864 }
865
866 const void *
867 qla27xx_fwdt_template_default(void)
868 {
869 return ql27xx_fwdt_default_template;
870 }
871
872 int
873 qla27xx_fwdt_template_valid(void *p)
874 {
875 struct qla27xx_fwdt_template *tmp = p;
876
877 if (!qla27xx_verify_template_header(tmp)) {
878 ql_log(ql_log_warn, NULL, 0xd01c,
879 "%s: template type %x\n", __func__, tmp->template_type);
880 return false;
881 }
882
883 if (!qla27xx_verify_template_checksum(tmp)) {
884 ql_log(ql_log_warn, NULL, 0xd01d,
885 "%s: failed template checksum\n", __func__);
886 return false;
887 }
888
889 return true;
890 }
891
892 void
893 qla27xx_fwdump(scsi_qla_host_t *vha, int hardware_locked)
894 {
895 ulong flags = 0;
896
897 if (!hardware_locked)
898 spin_lock_irqsave(&vha->hw->hardware_lock, flags);
899
900 if (!vha->hw->fw_dump)
901 ql_log(ql_log_warn, vha, 0xd01e, "fwdump buffer missing.\n");
902 else if (!vha->hw->fw_dump_template)
903 ql_log(ql_log_warn, vha, 0xd01f, "fwdump template missing.\n");
904 else
905 qla27xx_execute_fwdt_template(vha);
906
907 if (!hardware_locked)
908 spin_unlock_irqrestore(&vha->hw->hardware_lock, flags);
909 }