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1 | /* | |
2 | * QLogic Fibre Channel HBA Driver | |
3 | * Copyright (c) 2003-2008 QLogic Corporation | |
4 | * | |
5 | * See LICENSE.qla2xxx for copyright and licensing details. | |
6 | */ | |
7 | #include "qla_def.h" | |
8 | ||
9 | #include <linux/delay.h> | |
10 | #include <linux/slab.h> | |
11 | #include <linux/vmalloc.h> | |
12 | #include <asm/uaccess.h> | |
13 | ||
14 | /* | |
15 | * NVRAM support routines | |
16 | */ | |
17 | ||
18 | /** | |
19 | * qla2x00_lock_nvram_access() - | |
20 | * @ha: HA context | |
21 | */ | |
22 | static void | |
23 | qla2x00_lock_nvram_access(struct qla_hw_data *ha) | |
24 | { | |
25 | uint16_t data; | |
26 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
27 | ||
28 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) { | |
29 | data = RD_REG_WORD(®->nvram); | |
30 | while (data & NVR_BUSY) { | |
31 | udelay(100); | |
32 | data = RD_REG_WORD(®->nvram); | |
33 | } | |
34 | ||
35 | /* Lock resource */ | |
36 | WRT_REG_WORD(®->u.isp2300.host_semaphore, 0x1); | |
37 | RD_REG_WORD(®->u.isp2300.host_semaphore); | |
38 | udelay(5); | |
39 | data = RD_REG_WORD(®->u.isp2300.host_semaphore); | |
40 | while ((data & BIT_0) == 0) { | |
41 | /* Lock failed */ | |
42 | udelay(100); | |
43 | WRT_REG_WORD(®->u.isp2300.host_semaphore, 0x1); | |
44 | RD_REG_WORD(®->u.isp2300.host_semaphore); | |
45 | udelay(5); | |
46 | data = RD_REG_WORD(®->u.isp2300.host_semaphore); | |
47 | } | |
48 | } | |
49 | } | |
50 | ||
51 | /** | |
52 | * qla2x00_unlock_nvram_access() - | |
53 | * @ha: HA context | |
54 | */ | |
55 | static void | |
56 | qla2x00_unlock_nvram_access(struct qla_hw_data *ha) | |
57 | { | |
58 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
59 | ||
60 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) { | |
61 | WRT_REG_WORD(®->u.isp2300.host_semaphore, 0); | |
62 | RD_REG_WORD(®->u.isp2300.host_semaphore); | |
63 | } | |
64 | } | |
65 | ||
66 | /** | |
67 | * qla2x00_nv_write() - Prepare for NVRAM read/write operation. | |
68 | * @ha: HA context | |
69 | * @data: Serial interface selector | |
70 | */ | |
71 | static void | |
72 | qla2x00_nv_write(struct qla_hw_data *ha, uint16_t data) | |
73 | { | |
74 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
75 | ||
76 | WRT_REG_WORD(®->nvram, data | NVR_SELECT | NVR_WRT_ENABLE); | |
77 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
78 | NVRAM_DELAY(); | |
79 | WRT_REG_WORD(®->nvram, data | NVR_SELECT | NVR_CLOCK | | |
80 | NVR_WRT_ENABLE); | |
81 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
82 | NVRAM_DELAY(); | |
83 | WRT_REG_WORD(®->nvram, data | NVR_SELECT | NVR_WRT_ENABLE); | |
84 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
85 | NVRAM_DELAY(); | |
86 | } | |
87 | ||
88 | /** | |
89 | * qla2x00_nvram_request() - Sends read command to NVRAM and gets data from | |
90 | * NVRAM. | |
91 | * @ha: HA context | |
92 | * @nv_cmd: NVRAM command | |
93 | * | |
94 | * Bit definitions for NVRAM command: | |
95 | * | |
96 | * Bit 26 = start bit | |
97 | * Bit 25, 24 = opcode | |
98 | * Bit 23-16 = address | |
99 | * Bit 15-0 = write data | |
100 | * | |
101 | * Returns the word read from nvram @addr. | |
102 | */ | |
103 | static uint16_t | |
104 | qla2x00_nvram_request(struct qla_hw_data *ha, uint32_t nv_cmd) | |
105 | { | |
106 | uint8_t cnt; | |
107 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
108 | uint16_t data = 0; | |
109 | uint16_t reg_data; | |
110 | ||
111 | /* Send command to NVRAM. */ | |
112 | nv_cmd <<= 5; | |
113 | for (cnt = 0; cnt < 11; cnt++) { | |
114 | if (nv_cmd & BIT_31) | |
115 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
116 | else | |
117 | qla2x00_nv_write(ha, 0); | |
118 | nv_cmd <<= 1; | |
119 | } | |
120 | ||
121 | /* Read data from NVRAM. */ | |
122 | for (cnt = 0; cnt < 16; cnt++) { | |
123 | WRT_REG_WORD(®->nvram, NVR_SELECT | NVR_CLOCK); | |
124 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
125 | NVRAM_DELAY(); | |
126 | data <<= 1; | |
127 | reg_data = RD_REG_WORD(®->nvram); | |
128 | if (reg_data & NVR_DATA_IN) | |
129 | data |= BIT_0; | |
130 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
131 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
132 | NVRAM_DELAY(); | |
133 | } | |
134 | ||
135 | /* Deselect chip. */ | |
136 | WRT_REG_WORD(®->nvram, NVR_DESELECT); | |
137 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
138 | NVRAM_DELAY(); | |
139 | ||
140 | return data; | |
141 | } | |
142 | ||
143 | ||
144 | /** | |
145 | * qla2x00_get_nvram_word() - Calculates word position in NVRAM and calls the | |
146 | * request routine to get the word from NVRAM. | |
147 | * @ha: HA context | |
148 | * @addr: Address in NVRAM to read | |
149 | * | |
150 | * Returns the word read from nvram @addr. | |
151 | */ | |
152 | static uint16_t | |
153 | qla2x00_get_nvram_word(struct qla_hw_data *ha, uint32_t addr) | |
154 | { | |
155 | uint16_t data; | |
156 | uint32_t nv_cmd; | |
157 | ||
158 | nv_cmd = addr << 16; | |
159 | nv_cmd |= NV_READ_OP; | |
160 | data = qla2x00_nvram_request(ha, nv_cmd); | |
161 | ||
162 | return (data); | |
163 | } | |
164 | ||
165 | /** | |
166 | * qla2x00_nv_deselect() - Deselect NVRAM operations. | |
167 | * @ha: HA context | |
168 | */ | |
169 | static void | |
170 | qla2x00_nv_deselect(struct qla_hw_data *ha) | |
171 | { | |
172 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
173 | ||
174 | WRT_REG_WORD(®->nvram, NVR_DESELECT); | |
175 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
176 | NVRAM_DELAY(); | |
177 | } | |
178 | ||
179 | /** | |
180 | * qla2x00_write_nvram_word() - Write NVRAM data. | |
181 | * @ha: HA context | |
182 | * @addr: Address in NVRAM to write | |
183 | * @data: word to program | |
184 | */ | |
185 | static void | |
186 | qla2x00_write_nvram_word(struct qla_hw_data *ha, uint32_t addr, uint16_t data) | |
187 | { | |
188 | int count; | |
189 | uint16_t word; | |
190 | uint32_t nv_cmd, wait_cnt; | |
191 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
192 | ||
193 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
194 | qla2x00_nv_write(ha, 0); | |
195 | qla2x00_nv_write(ha, 0); | |
196 | ||
197 | for (word = 0; word < 8; word++) | |
198 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
199 | ||
200 | qla2x00_nv_deselect(ha); | |
201 | ||
202 | /* Write data */ | |
203 | nv_cmd = (addr << 16) | NV_WRITE_OP; | |
204 | nv_cmd |= data; | |
205 | nv_cmd <<= 5; | |
206 | for (count = 0; count < 27; count++) { | |
207 | if (nv_cmd & BIT_31) | |
208 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
209 | else | |
210 | qla2x00_nv_write(ha, 0); | |
211 | ||
212 | nv_cmd <<= 1; | |
213 | } | |
214 | ||
215 | qla2x00_nv_deselect(ha); | |
216 | ||
217 | /* Wait for NVRAM to become ready */ | |
218 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
219 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
220 | wait_cnt = NVR_WAIT_CNT; | |
221 | do { | |
222 | if (!--wait_cnt) { | |
223 | DEBUG9_10(qla_printk(KERN_WARNING, ha, | |
224 | "NVRAM didn't go ready...\n")); | |
225 | break; | |
226 | } | |
227 | NVRAM_DELAY(); | |
228 | word = RD_REG_WORD(®->nvram); | |
229 | } while ((word & NVR_DATA_IN) == 0); | |
230 | ||
231 | qla2x00_nv_deselect(ha); | |
232 | ||
233 | /* Disable writes */ | |
234 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
235 | for (count = 0; count < 10; count++) | |
236 | qla2x00_nv_write(ha, 0); | |
237 | ||
238 | qla2x00_nv_deselect(ha); | |
239 | } | |
240 | ||
241 | static int | |
242 | qla2x00_write_nvram_word_tmo(struct qla_hw_data *ha, uint32_t addr, | |
243 | uint16_t data, uint32_t tmo) | |
244 | { | |
245 | int ret, count; | |
246 | uint16_t word; | |
247 | uint32_t nv_cmd; | |
248 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
249 | ||
250 | ret = QLA_SUCCESS; | |
251 | ||
252 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
253 | qla2x00_nv_write(ha, 0); | |
254 | qla2x00_nv_write(ha, 0); | |
255 | ||
256 | for (word = 0; word < 8; word++) | |
257 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
258 | ||
259 | qla2x00_nv_deselect(ha); | |
260 | ||
261 | /* Write data */ | |
262 | nv_cmd = (addr << 16) | NV_WRITE_OP; | |
263 | nv_cmd |= data; | |
264 | nv_cmd <<= 5; | |
265 | for (count = 0; count < 27; count++) { | |
266 | if (nv_cmd & BIT_31) | |
267 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
268 | else | |
269 | qla2x00_nv_write(ha, 0); | |
270 | ||
271 | nv_cmd <<= 1; | |
272 | } | |
273 | ||
274 | qla2x00_nv_deselect(ha); | |
275 | ||
276 | /* Wait for NVRAM to become ready */ | |
277 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
278 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
279 | do { | |
280 | NVRAM_DELAY(); | |
281 | word = RD_REG_WORD(®->nvram); | |
282 | if (!--tmo) { | |
283 | ret = QLA_FUNCTION_FAILED; | |
284 | break; | |
285 | } | |
286 | } while ((word & NVR_DATA_IN) == 0); | |
287 | ||
288 | qla2x00_nv_deselect(ha); | |
289 | ||
290 | /* Disable writes */ | |
291 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
292 | for (count = 0; count < 10; count++) | |
293 | qla2x00_nv_write(ha, 0); | |
294 | ||
295 | qla2x00_nv_deselect(ha); | |
296 | ||
297 | return ret; | |
298 | } | |
299 | ||
300 | /** | |
301 | * qla2x00_clear_nvram_protection() - | |
302 | * @ha: HA context | |
303 | */ | |
304 | static int | |
305 | qla2x00_clear_nvram_protection(struct qla_hw_data *ha) | |
306 | { | |
307 | int ret, stat; | |
308 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
309 | uint32_t word, wait_cnt; | |
310 | uint16_t wprot, wprot_old; | |
311 | ||
312 | /* Clear NVRAM write protection. */ | |
313 | ret = QLA_FUNCTION_FAILED; | |
314 | ||
315 | wprot_old = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base)); | |
316 | stat = qla2x00_write_nvram_word_tmo(ha, ha->nvram_base, | |
317 | __constant_cpu_to_le16(0x1234), 100000); | |
318 | wprot = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base)); | |
319 | if (stat != QLA_SUCCESS || wprot != 0x1234) { | |
320 | /* Write enable. */ | |
321 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
322 | qla2x00_nv_write(ha, 0); | |
323 | qla2x00_nv_write(ha, 0); | |
324 | for (word = 0; word < 8; word++) | |
325 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
326 | ||
327 | qla2x00_nv_deselect(ha); | |
328 | ||
329 | /* Enable protection register. */ | |
330 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
331 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
332 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
333 | for (word = 0; word < 8; word++) | |
334 | qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); | |
335 | ||
336 | qla2x00_nv_deselect(ha); | |
337 | ||
338 | /* Clear protection register (ffff is cleared). */ | |
339 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
340 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
341 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
342 | for (word = 0; word < 8; word++) | |
343 | qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); | |
344 | ||
345 | qla2x00_nv_deselect(ha); | |
346 | ||
347 | /* Wait for NVRAM to become ready. */ | |
348 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
349 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
350 | wait_cnt = NVR_WAIT_CNT; | |
351 | do { | |
352 | if (!--wait_cnt) { | |
353 | DEBUG9_10(qla_printk(KERN_WARNING, ha, | |
354 | "NVRAM didn't go ready...\n")); | |
355 | break; | |
356 | } | |
357 | NVRAM_DELAY(); | |
358 | word = RD_REG_WORD(®->nvram); | |
359 | } while ((word & NVR_DATA_IN) == 0); | |
360 | ||
361 | if (wait_cnt) | |
362 | ret = QLA_SUCCESS; | |
363 | } else | |
364 | qla2x00_write_nvram_word(ha, ha->nvram_base, wprot_old); | |
365 | ||
366 | return ret; | |
367 | } | |
368 | ||
369 | static void | |
370 | qla2x00_set_nvram_protection(struct qla_hw_data *ha, int stat) | |
371 | { | |
372 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
373 | uint32_t word, wait_cnt; | |
374 | ||
375 | if (stat != QLA_SUCCESS) | |
376 | return; | |
377 | ||
378 | /* Set NVRAM write protection. */ | |
379 | /* Write enable. */ | |
380 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
381 | qla2x00_nv_write(ha, 0); | |
382 | qla2x00_nv_write(ha, 0); | |
383 | for (word = 0; word < 8; word++) | |
384 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
385 | ||
386 | qla2x00_nv_deselect(ha); | |
387 | ||
388 | /* Enable protection register. */ | |
389 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
390 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
391 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
392 | for (word = 0; word < 8; word++) | |
393 | qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); | |
394 | ||
395 | qla2x00_nv_deselect(ha); | |
396 | ||
397 | /* Enable protection register. */ | |
398 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
399 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
400 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
401 | for (word = 0; word < 8; word++) | |
402 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
403 | ||
404 | qla2x00_nv_deselect(ha); | |
405 | ||
406 | /* Wait for NVRAM to become ready. */ | |
407 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
408 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
409 | wait_cnt = NVR_WAIT_CNT; | |
410 | do { | |
411 | if (!--wait_cnt) { | |
412 | DEBUG9_10(qla_printk(KERN_WARNING, ha, | |
413 | "NVRAM didn't go ready...\n")); | |
414 | break; | |
415 | } | |
416 | NVRAM_DELAY(); | |
417 | word = RD_REG_WORD(®->nvram); | |
418 | } while ((word & NVR_DATA_IN) == 0); | |
419 | } | |
420 | ||
421 | ||
422 | /*****************************************************************************/ | |
423 | /* Flash Manipulation Routines */ | |
424 | /*****************************************************************************/ | |
425 | ||
426 | #define OPTROM_BURST_SIZE 0x1000 | |
427 | #define OPTROM_BURST_DWORDS (OPTROM_BURST_SIZE / 4) | |
428 | ||
429 | static inline uint32_t | |
430 | flash_conf_addr(struct qla_hw_data *ha, uint32_t faddr) | |
431 | { | |
432 | return ha->flash_conf_off | faddr; | |
433 | } | |
434 | ||
435 | static inline uint32_t | |
436 | flash_data_addr(struct qla_hw_data *ha, uint32_t faddr) | |
437 | { | |
438 | return ha->flash_data_off | faddr; | |
439 | } | |
440 | ||
441 | static inline uint32_t | |
442 | nvram_conf_addr(struct qla_hw_data *ha, uint32_t naddr) | |
443 | { | |
444 | return ha->nvram_conf_off | naddr; | |
445 | } | |
446 | ||
447 | static inline uint32_t | |
448 | nvram_data_addr(struct qla_hw_data *ha, uint32_t naddr) | |
449 | { | |
450 | return ha->nvram_data_off | naddr; | |
451 | } | |
452 | ||
453 | static uint32_t | |
454 | qla24xx_read_flash_dword(struct qla_hw_data *ha, uint32_t addr) | |
455 | { | |
456 | int rval; | |
457 | uint32_t cnt, data; | |
458 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
459 | ||
460 | WRT_REG_DWORD(®->flash_addr, addr & ~FARX_DATA_FLAG); | |
461 | /* Wait for READ cycle to complete. */ | |
462 | rval = QLA_SUCCESS; | |
463 | for (cnt = 3000; | |
464 | (RD_REG_DWORD(®->flash_addr) & FARX_DATA_FLAG) == 0 && | |
465 | rval == QLA_SUCCESS; cnt--) { | |
466 | if (cnt) | |
467 | udelay(10); | |
468 | else | |
469 | rval = QLA_FUNCTION_TIMEOUT; | |
470 | cond_resched(); | |
471 | } | |
472 | ||
473 | /* TODO: What happens if we time out? */ | |
474 | data = 0xDEADDEAD; | |
475 | if (rval == QLA_SUCCESS) | |
476 | data = RD_REG_DWORD(®->flash_data); | |
477 | ||
478 | return data; | |
479 | } | |
480 | ||
481 | uint32_t * | |
482 | qla24xx_read_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr, | |
483 | uint32_t dwords) | |
484 | { | |
485 | uint32_t i; | |
486 | struct qla_hw_data *ha = vha->hw; | |
487 | ||
488 | /* Dword reads to flash. */ | |
489 | for (i = 0; i < dwords; i++, faddr++) | |
490 | dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, | |
491 | flash_data_addr(ha, faddr))); | |
492 | ||
493 | return dwptr; | |
494 | } | |
495 | ||
496 | static int | |
497 | qla24xx_write_flash_dword(struct qla_hw_data *ha, uint32_t addr, uint32_t data) | |
498 | { | |
499 | int rval; | |
500 | uint32_t cnt; | |
501 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
502 | ||
503 | WRT_REG_DWORD(®->flash_data, data); | |
504 | RD_REG_DWORD(®->flash_data); /* PCI Posting. */ | |
505 | WRT_REG_DWORD(®->flash_addr, addr | FARX_DATA_FLAG); | |
506 | /* Wait for Write cycle to complete. */ | |
507 | rval = QLA_SUCCESS; | |
508 | for (cnt = 500000; (RD_REG_DWORD(®->flash_addr) & FARX_DATA_FLAG) && | |
509 | rval == QLA_SUCCESS; cnt--) { | |
510 | if (cnt) | |
511 | udelay(10); | |
512 | else | |
513 | rval = QLA_FUNCTION_TIMEOUT; | |
514 | cond_resched(); | |
515 | } | |
516 | return rval; | |
517 | } | |
518 | ||
519 | static void | |
520 | qla24xx_get_flash_manufacturer(struct qla_hw_data *ha, uint8_t *man_id, | |
521 | uint8_t *flash_id) | |
522 | { | |
523 | uint32_t ids; | |
524 | ||
525 | ids = qla24xx_read_flash_dword(ha, flash_conf_addr(ha, 0x03ab)); | |
526 | *man_id = LSB(ids); | |
527 | *flash_id = MSB(ids); | |
528 | ||
529 | /* Check if man_id and flash_id are valid. */ | |
530 | if (ids != 0xDEADDEAD && (*man_id == 0 || *flash_id == 0)) { | |
531 | /* Read information using 0x9f opcode | |
532 | * Device ID, Mfg ID would be read in the format: | |
533 | * <Ext Dev Info><Device ID Part2><Device ID Part 1><Mfg ID> | |
534 | * Example: ATMEL 0x00 01 45 1F | |
535 | * Extract MFG and Dev ID from last two bytes. | |
536 | */ | |
537 | ids = qla24xx_read_flash_dword(ha, flash_conf_addr(ha, 0x009f)); | |
538 | *man_id = LSB(ids); | |
539 | *flash_id = MSB(ids); | |
540 | } | |
541 | } | |
542 | ||
543 | static int | |
544 | qla2xxx_find_flt_start(scsi_qla_host_t *vha, uint32_t *start) | |
545 | { | |
546 | const char *loc, *locations[] = { "DEF", "PCI" }; | |
547 | uint32_t pcihdr, pcids; | |
548 | uint32_t *dcode; | |
549 | uint8_t *buf, *bcode, last_image; | |
550 | uint16_t cnt, chksum, *wptr; | |
551 | struct qla_flt_location *fltl; | |
552 | struct qla_hw_data *ha = vha->hw; | |
553 | struct req_que *req = ha->req_q_map[0]; | |
554 | ||
555 | /* | |
556 | * FLT-location structure resides after the last PCI region. | |
557 | */ | |
558 | ||
559 | /* Begin with sane defaults. */ | |
560 | loc = locations[0]; | |
561 | *start = 0; | |
562 | if (IS_QLA24XX_TYPE(ha)) | |
563 | *start = FA_FLASH_LAYOUT_ADDR_24; | |
564 | else if (IS_QLA25XX(ha)) | |
565 | *start = FA_FLASH_LAYOUT_ADDR; | |
566 | else if (IS_QLA81XX(ha)) | |
567 | *start = FA_FLASH_LAYOUT_ADDR_81; | |
568 | /* Begin with first PCI expansion ROM header. */ | |
569 | buf = (uint8_t *)req->ring; | |
570 | dcode = (uint32_t *)req->ring; | |
571 | pcihdr = 0; | |
572 | last_image = 1; | |
573 | do { | |
574 | /* Verify PCI expansion ROM header. */ | |
575 | qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, 0x20); | |
576 | bcode = buf + (pcihdr % 4); | |
577 | if (bcode[0x0] != 0x55 || bcode[0x1] != 0xaa) | |
578 | goto end; | |
579 | ||
580 | /* Locate PCI data structure. */ | |
581 | pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]); | |
582 | qla24xx_read_flash_data(vha, dcode, pcids >> 2, 0x20); | |
583 | bcode = buf + (pcihdr % 4); | |
584 | ||
585 | /* Validate signature of PCI data structure. */ | |
586 | if (bcode[0x0] != 'P' || bcode[0x1] != 'C' || | |
587 | bcode[0x2] != 'I' || bcode[0x3] != 'R') | |
588 | goto end; | |
589 | ||
590 | last_image = bcode[0x15] & BIT_7; | |
591 | ||
592 | /* Locate next PCI expansion ROM. */ | |
593 | pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512; | |
594 | } while (!last_image); | |
595 | ||
596 | /* Now verify FLT-location structure. */ | |
597 | fltl = (struct qla_flt_location *)req->ring; | |
598 | qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, | |
599 | sizeof(struct qla_flt_location) >> 2); | |
600 | if (fltl->sig[0] != 'Q' || fltl->sig[1] != 'F' || | |
601 | fltl->sig[2] != 'L' || fltl->sig[3] != 'T') | |
602 | goto end; | |
603 | ||
604 | wptr = (uint16_t *)req->ring; | |
605 | cnt = sizeof(struct qla_flt_location) >> 1; | |
606 | for (chksum = 0; cnt; cnt--) | |
607 | chksum += le16_to_cpu(*wptr++); | |
608 | if (chksum) { | |
609 | qla_printk(KERN_ERR, ha, | |
610 | "Inconsistent FLTL detected: checksum=0x%x.\n", chksum); | |
611 | qla2x00_dump_buffer(buf, sizeof(struct qla_flt_location)); | |
612 | return QLA_FUNCTION_FAILED; | |
613 | } | |
614 | ||
615 | /* Good data. Use specified location. */ | |
616 | loc = locations[1]; | |
617 | *start = (le16_to_cpu(fltl->start_hi) << 16 | | |
618 | le16_to_cpu(fltl->start_lo)) >> 2; | |
619 | end: | |
620 | DEBUG2(qla_printk(KERN_DEBUG, ha, "FLTL[%s] = 0x%x.\n", loc, *start)); | |
621 | return QLA_SUCCESS; | |
622 | } | |
623 | ||
624 | static void | |
625 | qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr) | |
626 | { | |
627 | const char *loc, *locations[] = { "DEF", "FLT" }; | |
628 | const uint32_t def_fw[] = | |
629 | { FA_RISC_CODE_ADDR, FA_RISC_CODE_ADDR, FA_RISC_CODE_ADDR_81 }; | |
630 | const uint32_t def_boot[] = | |
631 | { FA_BOOT_CODE_ADDR, FA_BOOT_CODE_ADDR, FA_BOOT_CODE_ADDR_81 }; | |
632 | const uint32_t def_vpd_nvram[] = | |
633 | { FA_VPD_NVRAM_ADDR, FA_VPD_NVRAM_ADDR, FA_VPD_NVRAM_ADDR_81 }; | |
634 | const uint32_t def_vpd0[] = | |
635 | { 0, 0, FA_VPD0_ADDR_81 }; | |
636 | const uint32_t def_vpd1[] = | |
637 | { 0, 0, FA_VPD1_ADDR_81 }; | |
638 | const uint32_t def_nvram0[] = | |
639 | { 0, 0, FA_NVRAM0_ADDR_81 }; | |
640 | const uint32_t def_nvram1[] = | |
641 | { 0, 0, FA_NVRAM1_ADDR_81 }; | |
642 | const uint32_t def_fdt[] = | |
643 | { FA_FLASH_DESCR_ADDR_24, FA_FLASH_DESCR_ADDR, | |
644 | FA_FLASH_DESCR_ADDR_81 }; | |
645 | const uint32_t def_npiv_conf0[] = | |
646 | { FA_NPIV_CONF0_ADDR_24, FA_NPIV_CONF0_ADDR, | |
647 | FA_NPIV_CONF0_ADDR_81 }; | |
648 | const uint32_t def_npiv_conf1[] = | |
649 | { FA_NPIV_CONF1_ADDR_24, FA_NPIV_CONF1_ADDR, | |
650 | FA_NPIV_CONF1_ADDR_81 }; | |
651 | uint32_t def; | |
652 | uint16_t *wptr; | |
653 | uint16_t cnt, chksum; | |
654 | uint32_t start; | |
655 | struct qla_flt_header *flt; | |
656 | struct qla_flt_region *region; | |
657 | struct qla_hw_data *ha = vha->hw; | |
658 | struct req_que *req = ha->req_q_map[0]; | |
659 | ||
660 | ha->flt_region_flt = flt_addr; | |
661 | wptr = (uint16_t *)req->ring; | |
662 | flt = (struct qla_flt_header *)req->ring; | |
663 | region = (struct qla_flt_region *)&flt[1]; | |
664 | ha->isp_ops->read_optrom(vha, (uint8_t *)req->ring, | |
665 | flt_addr << 2, OPTROM_BURST_SIZE); | |
666 | if (*wptr == __constant_cpu_to_le16(0xffff)) | |
667 | goto no_flash_data; | |
668 | if (flt->version != __constant_cpu_to_le16(1)) { | |
669 | DEBUG2(qla_printk(KERN_INFO, ha, "Unsupported FLT detected: " | |
670 | "version=0x%x length=0x%x checksum=0x%x.\n", | |
671 | le16_to_cpu(flt->version), le16_to_cpu(flt->length), | |
672 | le16_to_cpu(flt->checksum))); | |
673 | goto no_flash_data; | |
674 | } | |
675 | ||
676 | cnt = (sizeof(struct qla_flt_header) + le16_to_cpu(flt->length)) >> 1; | |
677 | for (chksum = 0; cnt; cnt--) | |
678 | chksum += le16_to_cpu(*wptr++); | |
679 | if (chksum) { | |
680 | DEBUG2(qla_printk(KERN_INFO, ha, "Inconsistent FLT detected: " | |
681 | "version=0x%x length=0x%x checksum=0x%x.\n", | |
682 | le16_to_cpu(flt->version), le16_to_cpu(flt->length), | |
683 | chksum)); | |
684 | goto no_flash_data; | |
685 | } | |
686 | ||
687 | loc = locations[1]; | |
688 | cnt = le16_to_cpu(flt->length) / sizeof(struct qla_flt_region); | |
689 | for ( ; cnt; cnt--, region++) { | |
690 | /* Store addresses as DWORD offsets. */ | |
691 | start = le32_to_cpu(region->start) >> 2; | |
692 | ||
693 | DEBUG3(qla_printk(KERN_DEBUG, ha, "FLT[%02x]: start=0x%x " | |
694 | "end=0x%x size=0x%x.\n", le32_to_cpu(region->code), start, | |
695 | le32_to_cpu(region->end) >> 2, le32_to_cpu(region->size))); | |
696 | ||
697 | switch (le32_to_cpu(region->code) & 0xff) { | |
698 | case FLT_REG_FW: | |
699 | ha->flt_region_fw = start; | |
700 | break; | |
701 | case FLT_REG_BOOT_CODE: | |
702 | ha->flt_region_boot = start; | |
703 | break; | |
704 | case FLT_REG_VPD_0: | |
705 | ha->flt_region_vpd_nvram = start; | |
706 | if (ha->flags.port0) | |
707 | ha->flt_region_vpd = start; | |
708 | break; | |
709 | case FLT_REG_VPD_1: | |
710 | if (!ha->flags.port0) | |
711 | ha->flt_region_vpd = start; | |
712 | break; | |
713 | case FLT_REG_NVRAM_0: | |
714 | if (ha->flags.port0) | |
715 | ha->flt_region_nvram = start; | |
716 | break; | |
717 | case FLT_REG_NVRAM_1: | |
718 | if (!ha->flags.port0) | |
719 | ha->flt_region_nvram = start; | |
720 | break; | |
721 | case FLT_REG_FDT: | |
722 | ha->flt_region_fdt = start; | |
723 | break; | |
724 | case FLT_REG_NPIV_CONF_0: | |
725 | if (ha->flags.port0) | |
726 | ha->flt_region_npiv_conf = start; | |
727 | break; | |
728 | case FLT_REG_NPIV_CONF_1: | |
729 | if (!ha->flags.port0) | |
730 | ha->flt_region_npiv_conf = start; | |
731 | break; | |
732 | case FLT_REG_GOLD_FW: | |
733 | ha->flt_region_gold_fw = start; | |
734 | break; | |
735 | } | |
736 | } | |
737 | goto done; | |
738 | ||
739 | no_flash_data: | |
740 | /* Use hardcoded defaults. */ | |
741 | loc = locations[0]; | |
742 | def = 0; | |
743 | if (IS_QLA24XX_TYPE(ha)) | |
744 | def = 0; | |
745 | else if (IS_QLA25XX(ha)) | |
746 | def = 1; | |
747 | else if (IS_QLA81XX(ha)) | |
748 | def = 2; | |
749 | ha->flt_region_fw = def_fw[def]; | |
750 | ha->flt_region_boot = def_boot[def]; | |
751 | ha->flt_region_vpd_nvram = def_vpd_nvram[def]; | |
752 | ha->flt_region_vpd = ha->flags.port0 ? | |
753 | def_vpd0[def]: def_vpd1[def]; | |
754 | ha->flt_region_nvram = ha->flags.port0 ? | |
755 | def_nvram0[def]: def_nvram1[def]; | |
756 | ha->flt_region_fdt = def_fdt[def]; | |
757 | ha->flt_region_npiv_conf = ha->flags.port0 ? | |
758 | def_npiv_conf0[def]: def_npiv_conf1[def]; | |
759 | done: | |
760 | DEBUG2(qla_printk(KERN_DEBUG, ha, "FLT[%s]: boot=0x%x fw=0x%x " | |
761 | "vpd_nvram=0x%x vpd=0x%x nvram=0x%x fdt=0x%x flt=0x%x " | |
762 | "npiv=0x%x.\n", loc, ha->flt_region_boot, ha->flt_region_fw, | |
763 | ha->flt_region_vpd_nvram, ha->flt_region_vpd, ha->flt_region_nvram, | |
764 | ha->flt_region_fdt, ha->flt_region_flt, ha->flt_region_npiv_conf)); | |
765 | } | |
766 | ||
767 | static void | |
768 | qla2xxx_get_fdt_info(scsi_qla_host_t *vha) | |
769 | { | |
770 | #define FLASH_BLK_SIZE_4K 0x1000 | |
771 | #define FLASH_BLK_SIZE_32K 0x8000 | |
772 | #define FLASH_BLK_SIZE_64K 0x10000 | |
773 | const char *loc, *locations[] = { "MID", "FDT" }; | |
774 | uint16_t cnt, chksum; | |
775 | uint16_t *wptr; | |
776 | struct qla_fdt_layout *fdt; | |
777 | uint8_t man_id, flash_id; | |
778 | uint16_t mid, fid; | |
779 | struct qla_hw_data *ha = vha->hw; | |
780 | struct req_que *req = ha->req_q_map[0]; | |
781 | ||
782 | wptr = (uint16_t *)req->ring; | |
783 | fdt = (struct qla_fdt_layout *)req->ring; | |
784 | ha->isp_ops->read_optrom(vha, (uint8_t *)req->ring, | |
785 | ha->flt_region_fdt << 2, OPTROM_BURST_SIZE); | |
786 | if (*wptr == __constant_cpu_to_le16(0xffff)) | |
787 | goto no_flash_data; | |
788 | if (fdt->sig[0] != 'Q' || fdt->sig[1] != 'L' || fdt->sig[2] != 'I' || | |
789 | fdt->sig[3] != 'D') | |
790 | goto no_flash_data; | |
791 | ||
792 | for (cnt = 0, chksum = 0; cnt < sizeof(struct qla_fdt_layout) >> 1; | |
793 | cnt++) | |
794 | chksum += le16_to_cpu(*wptr++); | |
795 | if (chksum) { | |
796 | DEBUG2(qla_printk(KERN_INFO, ha, "Inconsistent FDT detected: " | |
797 | "checksum=0x%x id=%c version=0x%x.\n", chksum, fdt->sig[0], | |
798 | le16_to_cpu(fdt->version))); | |
799 | DEBUG9(qla2x00_dump_buffer((uint8_t *)fdt, sizeof(*fdt))); | |
800 | goto no_flash_data; | |
801 | } | |
802 | ||
803 | loc = locations[1]; | |
804 | mid = le16_to_cpu(fdt->man_id); | |
805 | fid = le16_to_cpu(fdt->id); | |
806 | ha->fdt_wrt_disable = fdt->wrt_disable_bits; | |
807 | ha->fdt_erase_cmd = flash_conf_addr(ha, 0x0300 | fdt->erase_cmd); | |
808 | ha->fdt_block_size = le32_to_cpu(fdt->block_size); | |
809 | if (fdt->unprotect_sec_cmd) { | |
810 | ha->fdt_unprotect_sec_cmd = flash_conf_addr(ha, 0x0300 | | |
811 | fdt->unprotect_sec_cmd); | |
812 | ha->fdt_protect_sec_cmd = fdt->protect_sec_cmd ? | |
813 | flash_conf_addr(ha, 0x0300 | fdt->protect_sec_cmd): | |
814 | flash_conf_addr(ha, 0x0336); | |
815 | } | |
816 | goto done; | |
817 | no_flash_data: | |
818 | loc = locations[0]; | |
819 | qla24xx_get_flash_manufacturer(ha, &man_id, &flash_id); | |
820 | mid = man_id; | |
821 | fid = flash_id; | |
822 | ha->fdt_wrt_disable = 0x9c; | |
823 | ha->fdt_erase_cmd = flash_conf_addr(ha, 0x03d8); | |
824 | switch (man_id) { | |
825 | case 0xbf: /* STT flash. */ | |
826 | if (flash_id == 0x8e) | |
827 | ha->fdt_block_size = FLASH_BLK_SIZE_64K; | |
828 | else | |
829 | ha->fdt_block_size = FLASH_BLK_SIZE_32K; | |
830 | ||
831 | if (flash_id == 0x80) | |
832 | ha->fdt_erase_cmd = flash_conf_addr(ha, 0x0352); | |
833 | break; | |
834 | case 0x13: /* ST M25P80. */ | |
835 | ha->fdt_block_size = FLASH_BLK_SIZE_64K; | |
836 | break; | |
837 | case 0x1f: /* Atmel 26DF081A. */ | |
838 | ha->fdt_block_size = FLASH_BLK_SIZE_4K; | |
839 | ha->fdt_erase_cmd = flash_conf_addr(ha, 0x0320); | |
840 | ha->fdt_unprotect_sec_cmd = flash_conf_addr(ha, 0x0339); | |
841 | ha->fdt_protect_sec_cmd = flash_conf_addr(ha, 0x0336); | |
842 | break; | |
843 | default: | |
844 | /* Default to 64 kb sector size. */ | |
845 | ha->fdt_block_size = FLASH_BLK_SIZE_64K; | |
846 | break; | |
847 | } | |
848 | done: | |
849 | DEBUG2(qla_printk(KERN_DEBUG, ha, "FDT[%s]: (0x%x/0x%x) erase=0x%x " | |
850 | "pro=%x upro=%x wrtd=0x%x blk=0x%x.\n", loc, mid, fid, | |
851 | ha->fdt_erase_cmd, ha->fdt_protect_sec_cmd, | |
852 | ha->fdt_unprotect_sec_cmd, ha->fdt_wrt_disable, | |
853 | ha->fdt_block_size)); | |
854 | } | |
855 | ||
856 | int | |
857 | qla2xxx_get_flash_info(scsi_qla_host_t *vha) | |
858 | { | |
859 | int ret; | |
860 | uint32_t flt_addr; | |
861 | struct qla_hw_data *ha = vha->hw; | |
862 | ||
863 | if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) && !IS_QLA81XX(ha)) | |
864 | return QLA_SUCCESS; | |
865 | ||
866 | ret = qla2xxx_find_flt_start(vha, &flt_addr); | |
867 | if (ret != QLA_SUCCESS) | |
868 | return ret; | |
869 | ||
870 | qla2xxx_get_flt_info(vha, flt_addr); | |
871 | qla2xxx_get_fdt_info(vha); | |
872 | ||
873 | return QLA_SUCCESS; | |
874 | } | |
875 | ||
876 | void | |
877 | qla2xxx_flash_npiv_conf(scsi_qla_host_t *vha) | |
878 | { | |
879 | #define NPIV_CONFIG_SIZE (16*1024) | |
880 | void *data; | |
881 | uint16_t *wptr; | |
882 | uint16_t cnt, chksum; | |
883 | int i; | |
884 | struct qla_npiv_header hdr; | |
885 | struct qla_npiv_entry *entry; | |
886 | struct qla_hw_data *ha = vha->hw; | |
887 | ||
888 | if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) && !IS_QLA81XX(ha)) | |
889 | return; | |
890 | ||
891 | ha->isp_ops->read_optrom(vha, (uint8_t *)&hdr, | |
892 | ha->flt_region_npiv_conf << 2, sizeof(struct qla_npiv_header)); | |
893 | if (hdr.version == __constant_cpu_to_le16(0xffff)) | |
894 | return; | |
895 | if (hdr.version != __constant_cpu_to_le16(1)) { | |
896 | DEBUG2(qla_printk(KERN_INFO, ha, "Unsupported NPIV-Config " | |
897 | "detected: version=0x%x entries=0x%x checksum=0x%x.\n", | |
898 | le16_to_cpu(hdr.version), le16_to_cpu(hdr.entries), | |
899 | le16_to_cpu(hdr.checksum))); | |
900 | return; | |
901 | } | |
902 | ||
903 | data = kmalloc(NPIV_CONFIG_SIZE, GFP_KERNEL); | |
904 | if (!data) { | |
905 | DEBUG2(qla_printk(KERN_INFO, ha, "NPIV-Config: Unable to " | |
906 | "allocate memory.\n")); | |
907 | return; | |
908 | } | |
909 | ||
910 | ha->isp_ops->read_optrom(vha, (uint8_t *)data, | |
911 | ha->flt_region_npiv_conf << 2, NPIV_CONFIG_SIZE); | |
912 | ||
913 | cnt = (sizeof(struct qla_npiv_header) + le16_to_cpu(hdr.entries) * | |
914 | sizeof(struct qla_npiv_entry)) >> 1; | |
915 | for (wptr = data, chksum = 0; cnt; cnt--) | |
916 | chksum += le16_to_cpu(*wptr++); | |
917 | if (chksum) { | |
918 | DEBUG2(qla_printk(KERN_INFO, ha, "Inconsistent NPIV-Config " | |
919 | "detected: version=0x%x entries=0x%x checksum=0x%x.\n", | |
920 | le16_to_cpu(hdr.version), le16_to_cpu(hdr.entries), | |
921 | chksum)); | |
922 | goto done; | |
923 | } | |
924 | ||
925 | entry = data + sizeof(struct qla_npiv_header); | |
926 | cnt = le16_to_cpu(hdr.entries); | |
927 | for (i = 0; cnt; cnt--, entry++, i++) { | |
928 | uint16_t flags; | |
929 | struct fc_vport_identifiers vid; | |
930 | struct fc_vport *vport; | |
931 | ||
932 | memcpy(&ha->npiv_info[i], entry, sizeof(struct qla_npiv_entry)); | |
933 | ||
934 | flags = le16_to_cpu(entry->flags); | |
935 | if (flags == 0xffff) | |
936 | continue; | |
937 | if ((flags & BIT_0) == 0) | |
938 | continue; | |
939 | ||
940 | memset(&vid, 0, sizeof(vid)); | |
941 | vid.roles = FC_PORT_ROLE_FCP_INITIATOR; | |
942 | vid.vport_type = FC_PORTTYPE_NPIV; | |
943 | vid.disable = false; | |
944 | vid.port_name = wwn_to_u64(entry->port_name); | |
945 | vid.node_name = wwn_to_u64(entry->node_name); | |
946 | ||
947 | DEBUG2(qla_printk(KERN_INFO, ha, "NPIV[%02x]: wwpn=%llx " | |
948 | "wwnn=%llx vf_id=0x%x Q_qos=0x%x F_qos=0x%x.\n", cnt, | |
949 | (unsigned long long)vid.port_name, | |
950 | (unsigned long long)vid.node_name, | |
951 | le16_to_cpu(entry->vf_id), | |
952 | entry->q_qos, entry->f_qos)); | |
953 | ||
954 | if (i < QLA_PRECONFIG_VPORTS) { | |
955 | vport = fc_vport_create(vha->host, 0, &vid); | |
956 | if (!vport) | |
957 | qla_printk(KERN_INFO, ha, | |
958 | "NPIV-Config: Failed to create vport [%02x]: " | |
959 | "wwpn=%llx wwnn=%llx.\n", cnt, | |
960 | (unsigned long long)vid.port_name, | |
961 | (unsigned long long)vid.node_name); | |
962 | } | |
963 | } | |
964 | done: | |
965 | kfree(data); | |
966 | } | |
967 | ||
968 | static int | |
969 | qla24xx_unprotect_flash(scsi_qla_host_t *vha) | |
970 | { | |
971 | struct qla_hw_data *ha = vha->hw; | |
972 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
973 | ||
974 | if (ha->flags.fac_supported) | |
975 | return qla81xx_fac_do_write_enable(vha, 1); | |
976 | ||
977 | /* Enable flash write. */ | |
978 | WRT_REG_DWORD(®->ctrl_status, | |
979 | RD_REG_DWORD(®->ctrl_status) | CSRX_FLASH_ENABLE); | |
980 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
981 | ||
982 | if (!ha->fdt_wrt_disable) | |
983 | goto done; | |
984 | ||
985 | /* Disable flash write-protection, first clear SR protection bit */ | |
986 | qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101), 0); | |
987 | /* Then write zero again to clear remaining SR bits.*/ | |
988 | qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101), 0); | |
989 | done: | |
990 | return QLA_SUCCESS; | |
991 | } | |
992 | ||
993 | static int | |
994 | qla24xx_protect_flash(scsi_qla_host_t *vha) | |
995 | { | |
996 | uint32_t cnt; | |
997 | struct qla_hw_data *ha = vha->hw; | |
998 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
999 | ||
1000 | if (ha->flags.fac_supported) | |
1001 | return qla81xx_fac_do_write_enable(vha, 0); | |
1002 | ||
1003 | if (!ha->fdt_wrt_disable) | |
1004 | goto skip_wrt_protect; | |
1005 | ||
1006 | /* Enable flash write-protection and wait for completion. */ | |
1007 | qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101), | |
1008 | ha->fdt_wrt_disable); | |
1009 | for (cnt = 300; cnt && | |
1010 | qla24xx_read_flash_dword(ha, flash_conf_addr(ha, 0x005)) & BIT_0; | |
1011 | cnt--) { | |
1012 | udelay(10); | |
1013 | } | |
1014 | ||
1015 | skip_wrt_protect: | |
1016 | /* Disable flash write. */ | |
1017 | WRT_REG_DWORD(®->ctrl_status, | |
1018 | RD_REG_DWORD(®->ctrl_status) & ~CSRX_FLASH_ENABLE); | |
1019 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
1020 | ||
1021 | return QLA_SUCCESS; | |
1022 | } | |
1023 | ||
1024 | static int | |
1025 | qla24xx_erase_sector(scsi_qla_host_t *vha, uint32_t fdata) | |
1026 | { | |
1027 | struct qla_hw_data *ha = vha->hw; | |
1028 | uint32_t start, finish; | |
1029 | ||
1030 | if (ha->flags.fac_supported) { | |
1031 | start = fdata >> 2; | |
1032 | finish = start + (ha->fdt_block_size >> 2) - 1; | |
1033 | return qla81xx_fac_erase_sector(vha, flash_data_addr(ha, | |
1034 | start), flash_data_addr(ha, finish)); | |
1035 | } | |
1036 | ||
1037 | return qla24xx_write_flash_dword(ha, ha->fdt_erase_cmd, | |
1038 | (fdata & 0xff00) | ((fdata << 16) & 0xff0000) | | |
1039 | ((fdata >> 16) & 0xff)); | |
1040 | } | |
1041 | ||
1042 | static int | |
1043 | qla24xx_write_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr, | |
1044 | uint32_t dwords) | |
1045 | { | |
1046 | int ret; | |
1047 | uint32_t liter; | |
1048 | uint32_t sec_mask, rest_addr; | |
1049 | uint32_t fdata; | |
1050 | dma_addr_t optrom_dma; | |
1051 | void *optrom = NULL; | |
1052 | struct qla_hw_data *ha = vha->hw; | |
1053 | ||
1054 | /* Prepare burst-capable write on supported ISPs. */ | |
1055 | if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && !(faddr & 0xfff) && | |
1056 | dwords > OPTROM_BURST_DWORDS) { | |
1057 | optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, | |
1058 | &optrom_dma, GFP_KERNEL); | |
1059 | if (!optrom) { | |
1060 | qla_printk(KERN_DEBUG, ha, | |
1061 | "Unable to allocate memory for optrom burst write " | |
1062 | "(%x KB).\n", OPTROM_BURST_SIZE / 1024); | |
1063 | } | |
1064 | } | |
1065 | ||
1066 | rest_addr = (ha->fdt_block_size >> 2) - 1; | |
1067 | sec_mask = ~rest_addr; | |
1068 | ||
1069 | ret = qla24xx_unprotect_flash(vha); | |
1070 | if (ret != QLA_SUCCESS) { | |
1071 | qla_printk(KERN_WARNING, ha, | |
1072 | "Unable to unprotect flash for update.\n"); | |
1073 | goto done; | |
1074 | } | |
1075 | ||
1076 | for (liter = 0; liter < dwords; liter++, faddr++, dwptr++) { | |
1077 | fdata = (faddr & sec_mask) << 2; | |
1078 | ||
1079 | /* Are we at the beginning of a sector? */ | |
1080 | if ((faddr & rest_addr) == 0) { | |
1081 | /* Do sector unprotect. */ | |
1082 | if (ha->fdt_unprotect_sec_cmd) | |
1083 | qla24xx_write_flash_dword(ha, | |
1084 | ha->fdt_unprotect_sec_cmd, | |
1085 | (fdata & 0xff00) | ((fdata << 16) & | |
1086 | 0xff0000) | ((fdata >> 16) & 0xff)); | |
1087 | ret = qla24xx_erase_sector(vha, fdata); | |
1088 | if (ret != QLA_SUCCESS) { | |
1089 | DEBUG9(qla_printk(KERN_WARNING, ha, | |
1090 | "Unable to erase sector: address=%x.\n", | |
1091 | faddr)); | |
1092 | break; | |
1093 | } | |
1094 | } | |
1095 | ||
1096 | /* Go with burst-write. */ | |
1097 | if (optrom && (liter + OPTROM_BURST_DWORDS) <= dwords) { | |
1098 | /* Copy data to DMA'ble buffer. */ | |
1099 | memcpy(optrom, dwptr, OPTROM_BURST_SIZE); | |
1100 | ||
1101 | ret = qla2x00_load_ram(vha, optrom_dma, | |
1102 | flash_data_addr(ha, faddr), | |
1103 | OPTROM_BURST_DWORDS); | |
1104 | if (ret != QLA_SUCCESS) { | |
1105 | qla_printk(KERN_WARNING, ha, | |
1106 | "Unable to burst-write optrom segment " | |
1107 | "(%x/%x/%llx).\n", ret, | |
1108 | flash_data_addr(ha, faddr), | |
1109 | (unsigned long long)optrom_dma); | |
1110 | qla_printk(KERN_WARNING, ha, | |
1111 | "Reverting to slow-write.\n"); | |
1112 | ||
1113 | dma_free_coherent(&ha->pdev->dev, | |
1114 | OPTROM_BURST_SIZE, optrom, optrom_dma); | |
1115 | optrom = NULL; | |
1116 | } else { | |
1117 | liter += OPTROM_BURST_DWORDS - 1; | |
1118 | faddr += OPTROM_BURST_DWORDS - 1; | |
1119 | dwptr += OPTROM_BURST_DWORDS - 1; | |
1120 | continue; | |
1121 | } | |
1122 | } | |
1123 | ||
1124 | ret = qla24xx_write_flash_dword(ha, | |
1125 | flash_data_addr(ha, faddr), cpu_to_le32(*dwptr)); | |
1126 | if (ret != QLA_SUCCESS) { | |
1127 | DEBUG9(printk("%s(%ld) Unable to program flash " | |
1128 | "address=%x data=%x.\n", __func__, | |
1129 | vha->host_no, faddr, *dwptr)); | |
1130 | break; | |
1131 | } | |
1132 | ||
1133 | /* Do sector protect. */ | |
1134 | if (ha->fdt_unprotect_sec_cmd && | |
1135 | ((faddr & rest_addr) == rest_addr)) | |
1136 | qla24xx_write_flash_dword(ha, | |
1137 | ha->fdt_protect_sec_cmd, | |
1138 | (fdata & 0xff00) | ((fdata << 16) & | |
1139 | 0xff0000) | ((fdata >> 16) & 0xff)); | |
1140 | } | |
1141 | ||
1142 | ret = qla24xx_protect_flash(vha); | |
1143 | if (ret != QLA_SUCCESS) | |
1144 | qla_printk(KERN_WARNING, ha, | |
1145 | "Unable to protect flash after update.\n"); | |
1146 | done: | |
1147 | if (optrom) | |
1148 | dma_free_coherent(&ha->pdev->dev, | |
1149 | OPTROM_BURST_SIZE, optrom, optrom_dma); | |
1150 | ||
1151 | return ret; | |
1152 | } | |
1153 | ||
1154 | uint8_t * | |
1155 | qla2x00_read_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr, | |
1156 | uint32_t bytes) | |
1157 | { | |
1158 | uint32_t i; | |
1159 | uint16_t *wptr; | |
1160 | struct qla_hw_data *ha = vha->hw; | |
1161 | ||
1162 | /* Word reads to NVRAM via registers. */ | |
1163 | wptr = (uint16_t *)buf; | |
1164 | qla2x00_lock_nvram_access(ha); | |
1165 | for (i = 0; i < bytes >> 1; i++, naddr++) | |
1166 | wptr[i] = cpu_to_le16(qla2x00_get_nvram_word(ha, | |
1167 | naddr)); | |
1168 | qla2x00_unlock_nvram_access(ha); | |
1169 | ||
1170 | return buf; | |
1171 | } | |
1172 | ||
1173 | uint8_t * | |
1174 | qla24xx_read_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr, | |
1175 | uint32_t bytes) | |
1176 | { | |
1177 | uint32_t i; | |
1178 | uint32_t *dwptr; | |
1179 | struct qla_hw_data *ha = vha->hw; | |
1180 | ||
1181 | /* Dword reads to flash. */ | |
1182 | dwptr = (uint32_t *)buf; | |
1183 | for (i = 0; i < bytes >> 2; i++, naddr++) | |
1184 | dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, | |
1185 | nvram_data_addr(ha, naddr))); | |
1186 | ||
1187 | return buf; | |
1188 | } | |
1189 | ||
1190 | int | |
1191 | qla2x00_write_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr, | |
1192 | uint32_t bytes) | |
1193 | { | |
1194 | int ret, stat; | |
1195 | uint32_t i; | |
1196 | uint16_t *wptr; | |
1197 | unsigned long flags; | |
1198 | struct qla_hw_data *ha = vha->hw; | |
1199 | ||
1200 | ret = QLA_SUCCESS; | |
1201 | ||
1202 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1203 | qla2x00_lock_nvram_access(ha); | |
1204 | ||
1205 | /* Disable NVRAM write-protection. */ | |
1206 | stat = qla2x00_clear_nvram_protection(ha); | |
1207 | ||
1208 | wptr = (uint16_t *)buf; | |
1209 | for (i = 0; i < bytes >> 1; i++, naddr++) { | |
1210 | qla2x00_write_nvram_word(ha, naddr, | |
1211 | cpu_to_le16(*wptr)); | |
1212 | wptr++; | |
1213 | } | |
1214 | ||
1215 | /* Enable NVRAM write-protection. */ | |
1216 | qla2x00_set_nvram_protection(ha, stat); | |
1217 | ||
1218 | qla2x00_unlock_nvram_access(ha); | |
1219 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1220 | ||
1221 | return ret; | |
1222 | } | |
1223 | ||
1224 | int | |
1225 | qla24xx_write_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr, | |
1226 | uint32_t bytes) | |
1227 | { | |
1228 | int ret; | |
1229 | uint32_t i; | |
1230 | uint32_t *dwptr; | |
1231 | struct qla_hw_data *ha = vha->hw; | |
1232 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1233 | ||
1234 | ret = QLA_SUCCESS; | |
1235 | ||
1236 | /* Enable flash write. */ | |
1237 | WRT_REG_DWORD(®->ctrl_status, | |
1238 | RD_REG_DWORD(®->ctrl_status) | CSRX_FLASH_ENABLE); | |
1239 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
1240 | ||
1241 | /* Disable NVRAM write-protection. */ | |
1242 | qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0); | |
1243 | qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0); | |
1244 | ||
1245 | /* Dword writes to flash. */ | |
1246 | dwptr = (uint32_t *)buf; | |
1247 | for (i = 0; i < bytes >> 2; i++, naddr++, dwptr++) { | |
1248 | ret = qla24xx_write_flash_dword(ha, | |
1249 | nvram_data_addr(ha, naddr), cpu_to_le32(*dwptr)); | |
1250 | if (ret != QLA_SUCCESS) { | |
1251 | DEBUG9(qla_printk(KERN_WARNING, ha, | |
1252 | "Unable to program nvram address=%x data=%x.\n", | |
1253 | naddr, *dwptr)); | |
1254 | break; | |
1255 | } | |
1256 | } | |
1257 | ||
1258 | /* Enable NVRAM write-protection. */ | |
1259 | qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0x8c); | |
1260 | ||
1261 | /* Disable flash write. */ | |
1262 | WRT_REG_DWORD(®->ctrl_status, | |
1263 | RD_REG_DWORD(®->ctrl_status) & ~CSRX_FLASH_ENABLE); | |
1264 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
1265 | ||
1266 | return ret; | |
1267 | } | |
1268 | ||
1269 | uint8_t * | |
1270 | qla25xx_read_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr, | |
1271 | uint32_t bytes) | |
1272 | { | |
1273 | uint32_t i; | |
1274 | uint32_t *dwptr; | |
1275 | struct qla_hw_data *ha = vha->hw; | |
1276 | ||
1277 | /* Dword reads to flash. */ | |
1278 | dwptr = (uint32_t *)buf; | |
1279 | for (i = 0; i < bytes >> 2; i++, naddr++) | |
1280 | dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, | |
1281 | flash_data_addr(ha, ha->flt_region_vpd_nvram | naddr))); | |
1282 | ||
1283 | return buf; | |
1284 | } | |
1285 | ||
1286 | int | |
1287 | qla25xx_write_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr, | |
1288 | uint32_t bytes) | |
1289 | { | |
1290 | struct qla_hw_data *ha = vha->hw; | |
1291 | #define RMW_BUFFER_SIZE (64 * 1024) | |
1292 | uint8_t *dbuf; | |
1293 | ||
1294 | dbuf = vmalloc(RMW_BUFFER_SIZE); | |
1295 | if (!dbuf) | |
1296 | return QLA_MEMORY_ALLOC_FAILED; | |
1297 | ha->isp_ops->read_optrom(vha, dbuf, ha->flt_region_vpd_nvram << 2, | |
1298 | RMW_BUFFER_SIZE); | |
1299 | memcpy(dbuf + (naddr << 2), buf, bytes); | |
1300 | ha->isp_ops->write_optrom(vha, dbuf, ha->flt_region_vpd_nvram << 2, | |
1301 | RMW_BUFFER_SIZE); | |
1302 | vfree(dbuf); | |
1303 | ||
1304 | return QLA_SUCCESS; | |
1305 | } | |
1306 | ||
1307 | static inline void | |
1308 | qla2x00_flip_colors(struct qla_hw_data *ha, uint16_t *pflags) | |
1309 | { | |
1310 | if (IS_QLA2322(ha)) { | |
1311 | /* Flip all colors. */ | |
1312 | if (ha->beacon_color_state == QLA_LED_ALL_ON) { | |
1313 | /* Turn off. */ | |
1314 | ha->beacon_color_state = 0; | |
1315 | *pflags = GPIO_LED_ALL_OFF; | |
1316 | } else { | |
1317 | /* Turn on. */ | |
1318 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
1319 | *pflags = GPIO_LED_RGA_ON; | |
1320 | } | |
1321 | } else { | |
1322 | /* Flip green led only. */ | |
1323 | if (ha->beacon_color_state == QLA_LED_GRN_ON) { | |
1324 | /* Turn off. */ | |
1325 | ha->beacon_color_state = 0; | |
1326 | *pflags = GPIO_LED_GREEN_OFF_AMBER_OFF; | |
1327 | } else { | |
1328 | /* Turn on. */ | |
1329 | ha->beacon_color_state = QLA_LED_GRN_ON; | |
1330 | *pflags = GPIO_LED_GREEN_ON_AMBER_OFF; | |
1331 | } | |
1332 | } | |
1333 | } | |
1334 | ||
1335 | #define PIO_REG(h, r) ((h)->pio_address + offsetof(struct device_reg_2xxx, r)) | |
1336 | ||
1337 | void | |
1338 | qla2x00_beacon_blink(struct scsi_qla_host *vha) | |
1339 | { | |
1340 | uint16_t gpio_enable; | |
1341 | uint16_t gpio_data; | |
1342 | uint16_t led_color = 0; | |
1343 | unsigned long flags; | |
1344 | struct qla_hw_data *ha = vha->hw; | |
1345 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1346 | ||
1347 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1348 | ||
1349 | /* Save the Original GPIOE. */ | |
1350 | if (ha->pio_address) { | |
1351 | gpio_enable = RD_REG_WORD_PIO(PIO_REG(ha, gpioe)); | |
1352 | gpio_data = RD_REG_WORD_PIO(PIO_REG(ha, gpiod)); | |
1353 | } else { | |
1354 | gpio_enable = RD_REG_WORD(®->gpioe); | |
1355 | gpio_data = RD_REG_WORD(®->gpiod); | |
1356 | } | |
1357 | ||
1358 | /* Set the modified gpio_enable values */ | |
1359 | gpio_enable |= GPIO_LED_MASK; | |
1360 | ||
1361 | if (ha->pio_address) { | |
1362 | WRT_REG_WORD_PIO(PIO_REG(ha, gpioe), gpio_enable); | |
1363 | } else { | |
1364 | WRT_REG_WORD(®->gpioe, gpio_enable); | |
1365 | RD_REG_WORD(®->gpioe); | |
1366 | } | |
1367 | ||
1368 | qla2x00_flip_colors(ha, &led_color); | |
1369 | ||
1370 | /* Clear out any previously set LED color. */ | |
1371 | gpio_data &= ~GPIO_LED_MASK; | |
1372 | ||
1373 | /* Set the new input LED color to GPIOD. */ | |
1374 | gpio_data |= led_color; | |
1375 | ||
1376 | /* Set the modified gpio_data values */ | |
1377 | if (ha->pio_address) { | |
1378 | WRT_REG_WORD_PIO(PIO_REG(ha, gpiod), gpio_data); | |
1379 | } else { | |
1380 | WRT_REG_WORD(®->gpiod, gpio_data); | |
1381 | RD_REG_WORD(®->gpiod); | |
1382 | } | |
1383 | ||
1384 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1385 | } | |
1386 | ||
1387 | int | |
1388 | qla2x00_beacon_on(struct scsi_qla_host *vha) | |
1389 | { | |
1390 | uint16_t gpio_enable; | |
1391 | uint16_t gpio_data; | |
1392 | unsigned long flags; | |
1393 | struct qla_hw_data *ha = vha->hw; | |
1394 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1395 | ||
1396 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
1397 | ha->fw_options[1] |= FO1_DISABLE_GPIO6_7; | |
1398 | ||
1399 | if (qla2x00_set_fw_options(vha, ha->fw_options) != QLA_SUCCESS) { | |
1400 | qla_printk(KERN_WARNING, ha, | |
1401 | "Unable to update fw options (beacon on).\n"); | |
1402 | return QLA_FUNCTION_FAILED; | |
1403 | } | |
1404 | ||
1405 | /* Turn off LEDs. */ | |
1406 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1407 | if (ha->pio_address) { | |
1408 | gpio_enable = RD_REG_WORD_PIO(PIO_REG(ha, gpioe)); | |
1409 | gpio_data = RD_REG_WORD_PIO(PIO_REG(ha, gpiod)); | |
1410 | } else { | |
1411 | gpio_enable = RD_REG_WORD(®->gpioe); | |
1412 | gpio_data = RD_REG_WORD(®->gpiod); | |
1413 | } | |
1414 | gpio_enable |= GPIO_LED_MASK; | |
1415 | ||
1416 | /* Set the modified gpio_enable values. */ | |
1417 | if (ha->pio_address) { | |
1418 | WRT_REG_WORD_PIO(PIO_REG(ha, gpioe), gpio_enable); | |
1419 | } else { | |
1420 | WRT_REG_WORD(®->gpioe, gpio_enable); | |
1421 | RD_REG_WORD(®->gpioe); | |
1422 | } | |
1423 | ||
1424 | /* Clear out previously set LED colour. */ | |
1425 | gpio_data &= ~GPIO_LED_MASK; | |
1426 | if (ha->pio_address) { | |
1427 | WRT_REG_WORD_PIO(PIO_REG(ha, gpiod), gpio_data); | |
1428 | } else { | |
1429 | WRT_REG_WORD(®->gpiod, gpio_data); | |
1430 | RD_REG_WORD(®->gpiod); | |
1431 | } | |
1432 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1433 | ||
1434 | /* | |
1435 | * Let the per HBA timer kick off the blinking process based on | |
1436 | * the following flags. No need to do anything else now. | |
1437 | */ | |
1438 | ha->beacon_blink_led = 1; | |
1439 | ha->beacon_color_state = 0; | |
1440 | ||
1441 | return QLA_SUCCESS; | |
1442 | } | |
1443 | ||
1444 | int | |
1445 | qla2x00_beacon_off(struct scsi_qla_host *vha) | |
1446 | { | |
1447 | int rval = QLA_SUCCESS; | |
1448 | struct qla_hw_data *ha = vha->hw; | |
1449 | ||
1450 | ha->beacon_blink_led = 0; | |
1451 | ||
1452 | /* Set the on flag so when it gets flipped it will be off. */ | |
1453 | if (IS_QLA2322(ha)) | |
1454 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
1455 | else | |
1456 | ha->beacon_color_state = QLA_LED_GRN_ON; | |
1457 | ||
1458 | ha->isp_ops->beacon_blink(vha); /* This turns green LED off */ | |
1459 | ||
1460 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
1461 | ha->fw_options[1] &= ~FO1_DISABLE_GPIO6_7; | |
1462 | ||
1463 | rval = qla2x00_set_fw_options(vha, ha->fw_options); | |
1464 | if (rval != QLA_SUCCESS) | |
1465 | qla_printk(KERN_WARNING, ha, | |
1466 | "Unable to update fw options (beacon off).\n"); | |
1467 | return rval; | |
1468 | } | |
1469 | ||
1470 | ||
1471 | static inline void | |
1472 | qla24xx_flip_colors(struct qla_hw_data *ha, uint16_t *pflags) | |
1473 | { | |
1474 | /* Flip all colors. */ | |
1475 | if (ha->beacon_color_state == QLA_LED_ALL_ON) { | |
1476 | /* Turn off. */ | |
1477 | ha->beacon_color_state = 0; | |
1478 | *pflags = 0; | |
1479 | } else { | |
1480 | /* Turn on. */ | |
1481 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
1482 | *pflags = GPDX_LED_YELLOW_ON | GPDX_LED_AMBER_ON; | |
1483 | } | |
1484 | } | |
1485 | ||
1486 | void | |
1487 | qla24xx_beacon_blink(struct scsi_qla_host *vha) | |
1488 | { | |
1489 | uint16_t led_color = 0; | |
1490 | uint32_t gpio_data; | |
1491 | unsigned long flags; | |
1492 | struct qla_hw_data *ha = vha->hw; | |
1493 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1494 | ||
1495 | /* Save the Original GPIOD. */ | |
1496 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1497 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1498 | ||
1499 | /* Enable the gpio_data reg for update. */ | |
1500 | gpio_data |= GPDX_LED_UPDATE_MASK; | |
1501 | ||
1502 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
1503 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1504 | ||
1505 | /* Set the color bits. */ | |
1506 | qla24xx_flip_colors(ha, &led_color); | |
1507 | ||
1508 | /* Clear out any previously set LED color. */ | |
1509 | gpio_data &= ~GPDX_LED_COLOR_MASK; | |
1510 | ||
1511 | /* Set the new input LED color to GPIOD. */ | |
1512 | gpio_data |= led_color; | |
1513 | ||
1514 | /* Set the modified gpio_data values. */ | |
1515 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
1516 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1517 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1518 | } | |
1519 | ||
1520 | int | |
1521 | qla24xx_beacon_on(struct scsi_qla_host *vha) | |
1522 | { | |
1523 | uint32_t gpio_data; | |
1524 | unsigned long flags; | |
1525 | struct qla_hw_data *ha = vha->hw; | |
1526 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1527 | ||
1528 | if (ha->beacon_blink_led == 0) { | |
1529 | /* Enable firmware for update */ | |
1530 | ha->fw_options[1] |= ADD_FO1_DISABLE_GPIO_LED_CTRL; | |
1531 | ||
1532 | if (qla2x00_set_fw_options(vha, ha->fw_options) != QLA_SUCCESS) | |
1533 | return QLA_FUNCTION_FAILED; | |
1534 | ||
1535 | if (qla2x00_get_fw_options(vha, ha->fw_options) != | |
1536 | QLA_SUCCESS) { | |
1537 | qla_printk(KERN_WARNING, ha, | |
1538 | "Unable to update fw options (beacon on).\n"); | |
1539 | return QLA_FUNCTION_FAILED; | |
1540 | } | |
1541 | ||
1542 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1543 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1544 | ||
1545 | /* Enable the gpio_data reg for update. */ | |
1546 | gpio_data |= GPDX_LED_UPDATE_MASK; | |
1547 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
1548 | RD_REG_DWORD(®->gpiod); | |
1549 | ||
1550 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1551 | } | |
1552 | ||
1553 | /* So all colors blink together. */ | |
1554 | ha->beacon_color_state = 0; | |
1555 | ||
1556 | /* Let the per HBA timer kick off the blinking process. */ | |
1557 | ha->beacon_blink_led = 1; | |
1558 | ||
1559 | return QLA_SUCCESS; | |
1560 | } | |
1561 | ||
1562 | int | |
1563 | qla24xx_beacon_off(struct scsi_qla_host *vha) | |
1564 | { | |
1565 | uint32_t gpio_data; | |
1566 | unsigned long flags; | |
1567 | struct qla_hw_data *ha = vha->hw; | |
1568 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1569 | ||
1570 | ha->beacon_blink_led = 0; | |
1571 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
1572 | ||
1573 | ha->isp_ops->beacon_blink(vha); /* Will flip to all off. */ | |
1574 | ||
1575 | /* Give control back to firmware. */ | |
1576 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1577 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1578 | ||
1579 | /* Disable the gpio_data reg for update. */ | |
1580 | gpio_data &= ~GPDX_LED_UPDATE_MASK; | |
1581 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
1582 | RD_REG_DWORD(®->gpiod); | |
1583 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1584 | ||
1585 | ha->fw_options[1] &= ~ADD_FO1_DISABLE_GPIO_LED_CTRL; | |
1586 | ||
1587 | if (qla2x00_set_fw_options(vha, ha->fw_options) != QLA_SUCCESS) { | |
1588 | qla_printk(KERN_WARNING, ha, | |
1589 | "Unable to update fw options (beacon off).\n"); | |
1590 | return QLA_FUNCTION_FAILED; | |
1591 | } | |
1592 | ||
1593 | if (qla2x00_get_fw_options(vha, ha->fw_options) != QLA_SUCCESS) { | |
1594 | qla_printk(KERN_WARNING, ha, | |
1595 | "Unable to get fw options (beacon off).\n"); | |
1596 | return QLA_FUNCTION_FAILED; | |
1597 | } | |
1598 | ||
1599 | return QLA_SUCCESS; | |
1600 | } | |
1601 | ||
1602 | ||
1603 | /* | |
1604 | * Flash support routines | |
1605 | */ | |
1606 | ||
1607 | /** | |
1608 | * qla2x00_flash_enable() - Setup flash for reading and writing. | |
1609 | * @ha: HA context | |
1610 | */ | |
1611 | static void | |
1612 | qla2x00_flash_enable(struct qla_hw_data *ha) | |
1613 | { | |
1614 | uint16_t data; | |
1615 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1616 | ||
1617 | data = RD_REG_WORD(®->ctrl_status); | |
1618 | data |= CSR_FLASH_ENABLE; | |
1619 | WRT_REG_WORD(®->ctrl_status, data); | |
1620 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1621 | } | |
1622 | ||
1623 | /** | |
1624 | * qla2x00_flash_disable() - Disable flash and allow RISC to run. | |
1625 | * @ha: HA context | |
1626 | */ | |
1627 | static void | |
1628 | qla2x00_flash_disable(struct qla_hw_data *ha) | |
1629 | { | |
1630 | uint16_t data; | |
1631 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1632 | ||
1633 | data = RD_REG_WORD(®->ctrl_status); | |
1634 | data &= ~(CSR_FLASH_ENABLE); | |
1635 | WRT_REG_WORD(®->ctrl_status, data); | |
1636 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1637 | } | |
1638 | ||
1639 | /** | |
1640 | * qla2x00_read_flash_byte() - Reads a byte from flash | |
1641 | * @ha: HA context | |
1642 | * @addr: Address in flash to read | |
1643 | * | |
1644 | * A word is read from the chip, but, only the lower byte is valid. | |
1645 | * | |
1646 | * Returns the byte read from flash @addr. | |
1647 | */ | |
1648 | static uint8_t | |
1649 | qla2x00_read_flash_byte(struct qla_hw_data *ha, uint32_t addr) | |
1650 | { | |
1651 | uint16_t data; | |
1652 | uint16_t bank_select; | |
1653 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1654 | ||
1655 | bank_select = RD_REG_WORD(®->ctrl_status); | |
1656 | ||
1657 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
1658 | /* Specify 64K address range: */ | |
1659 | /* clear out Module Select and Flash Address bits [19:16]. */ | |
1660 | bank_select &= ~0xf8; | |
1661 | bank_select |= addr >> 12 & 0xf0; | |
1662 | bank_select |= CSR_FLASH_64K_BANK; | |
1663 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1664 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1665 | ||
1666 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1667 | data = RD_REG_WORD(®->flash_data); | |
1668 | ||
1669 | return (uint8_t)data; | |
1670 | } | |
1671 | ||
1672 | /* Setup bit 16 of flash address. */ | |
1673 | if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) { | |
1674 | bank_select |= CSR_FLASH_64K_BANK; | |
1675 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1676 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1677 | } else if (((addr & BIT_16) == 0) && | |
1678 | (bank_select & CSR_FLASH_64K_BANK)) { | |
1679 | bank_select &= ~(CSR_FLASH_64K_BANK); | |
1680 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1681 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1682 | } | |
1683 | ||
1684 | /* Always perform IO mapped accesses to the FLASH registers. */ | |
1685 | if (ha->pio_address) { | |
1686 | uint16_t data2; | |
1687 | ||
1688 | WRT_REG_WORD_PIO(PIO_REG(ha, flash_address), (uint16_t)addr); | |
1689 | do { | |
1690 | data = RD_REG_WORD_PIO(PIO_REG(ha, flash_data)); | |
1691 | barrier(); | |
1692 | cpu_relax(); | |
1693 | data2 = RD_REG_WORD_PIO(PIO_REG(ha, flash_data)); | |
1694 | } while (data != data2); | |
1695 | } else { | |
1696 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1697 | data = qla2x00_debounce_register(®->flash_data); | |
1698 | } | |
1699 | ||
1700 | return (uint8_t)data; | |
1701 | } | |
1702 | ||
1703 | /** | |
1704 | * qla2x00_write_flash_byte() - Write a byte to flash | |
1705 | * @ha: HA context | |
1706 | * @addr: Address in flash to write | |
1707 | * @data: Data to write | |
1708 | */ | |
1709 | static void | |
1710 | qla2x00_write_flash_byte(struct qla_hw_data *ha, uint32_t addr, uint8_t data) | |
1711 | { | |
1712 | uint16_t bank_select; | |
1713 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1714 | ||
1715 | bank_select = RD_REG_WORD(®->ctrl_status); | |
1716 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
1717 | /* Specify 64K address range: */ | |
1718 | /* clear out Module Select and Flash Address bits [19:16]. */ | |
1719 | bank_select &= ~0xf8; | |
1720 | bank_select |= addr >> 12 & 0xf0; | |
1721 | bank_select |= CSR_FLASH_64K_BANK; | |
1722 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1723 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1724 | ||
1725 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1726 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1727 | WRT_REG_WORD(®->flash_data, (uint16_t)data); | |
1728 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1729 | ||
1730 | return; | |
1731 | } | |
1732 | ||
1733 | /* Setup bit 16 of flash address. */ | |
1734 | if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) { | |
1735 | bank_select |= CSR_FLASH_64K_BANK; | |
1736 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1737 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1738 | } else if (((addr & BIT_16) == 0) && | |
1739 | (bank_select & CSR_FLASH_64K_BANK)) { | |
1740 | bank_select &= ~(CSR_FLASH_64K_BANK); | |
1741 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1742 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1743 | } | |
1744 | ||
1745 | /* Always perform IO mapped accesses to the FLASH registers. */ | |
1746 | if (ha->pio_address) { | |
1747 | WRT_REG_WORD_PIO(PIO_REG(ha, flash_address), (uint16_t)addr); | |
1748 | WRT_REG_WORD_PIO(PIO_REG(ha, flash_data), (uint16_t)data); | |
1749 | } else { | |
1750 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1751 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1752 | WRT_REG_WORD(®->flash_data, (uint16_t)data); | |
1753 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1754 | } | |
1755 | } | |
1756 | ||
1757 | /** | |
1758 | * qla2x00_poll_flash() - Polls flash for completion. | |
1759 | * @ha: HA context | |
1760 | * @addr: Address in flash to poll | |
1761 | * @poll_data: Data to be polled | |
1762 | * @man_id: Flash manufacturer ID | |
1763 | * @flash_id: Flash ID | |
1764 | * | |
1765 | * This function polls the device until bit 7 of what is read matches data | |
1766 | * bit 7 or until data bit 5 becomes a 1. If that hapens, the flash ROM timed | |
1767 | * out (a fatal error). The flash book recommeds reading bit 7 again after | |
1768 | * reading bit 5 as a 1. | |
1769 | * | |
1770 | * Returns 0 on success, else non-zero. | |
1771 | */ | |
1772 | static int | |
1773 | qla2x00_poll_flash(struct qla_hw_data *ha, uint32_t addr, uint8_t poll_data, | |
1774 | uint8_t man_id, uint8_t flash_id) | |
1775 | { | |
1776 | int status; | |
1777 | uint8_t flash_data; | |
1778 | uint32_t cnt; | |
1779 | ||
1780 | status = 1; | |
1781 | ||
1782 | /* Wait for 30 seconds for command to finish. */ | |
1783 | poll_data &= BIT_7; | |
1784 | for (cnt = 3000000; cnt; cnt--) { | |
1785 | flash_data = qla2x00_read_flash_byte(ha, addr); | |
1786 | if ((flash_data & BIT_7) == poll_data) { | |
1787 | status = 0; | |
1788 | break; | |
1789 | } | |
1790 | ||
1791 | if (man_id != 0x40 && man_id != 0xda) { | |
1792 | if ((flash_data & BIT_5) && cnt > 2) | |
1793 | cnt = 2; | |
1794 | } | |
1795 | udelay(10); | |
1796 | barrier(); | |
1797 | cond_resched(); | |
1798 | } | |
1799 | return status; | |
1800 | } | |
1801 | ||
1802 | /** | |
1803 | * qla2x00_program_flash_address() - Programs a flash address | |
1804 | * @ha: HA context | |
1805 | * @addr: Address in flash to program | |
1806 | * @data: Data to be written in flash | |
1807 | * @man_id: Flash manufacturer ID | |
1808 | * @flash_id: Flash ID | |
1809 | * | |
1810 | * Returns 0 on success, else non-zero. | |
1811 | */ | |
1812 | static int | |
1813 | qla2x00_program_flash_address(struct qla_hw_data *ha, uint32_t addr, | |
1814 | uint8_t data, uint8_t man_id, uint8_t flash_id) | |
1815 | { | |
1816 | /* Write Program Command Sequence. */ | |
1817 | if (IS_OEM_001(ha)) { | |
1818 | qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); | |
1819 | qla2x00_write_flash_byte(ha, 0x555, 0x55); | |
1820 | qla2x00_write_flash_byte(ha, 0xaaa, 0xa0); | |
1821 | qla2x00_write_flash_byte(ha, addr, data); | |
1822 | } else { | |
1823 | if (man_id == 0xda && flash_id == 0xc1) { | |
1824 | qla2x00_write_flash_byte(ha, addr, data); | |
1825 | if (addr & 0x7e) | |
1826 | return 0; | |
1827 | } else { | |
1828 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1829 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1830 | qla2x00_write_flash_byte(ha, 0x5555, 0xa0); | |
1831 | qla2x00_write_flash_byte(ha, addr, data); | |
1832 | } | |
1833 | } | |
1834 | ||
1835 | udelay(150); | |
1836 | ||
1837 | /* Wait for write to complete. */ | |
1838 | return qla2x00_poll_flash(ha, addr, data, man_id, flash_id); | |
1839 | } | |
1840 | ||
1841 | /** | |
1842 | * qla2x00_erase_flash() - Erase the flash. | |
1843 | * @ha: HA context | |
1844 | * @man_id: Flash manufacturer ID | |
1845 | * @flash_id: Flash ID | |
1846 | * | |
1847 | * Returns 0 on success, else non-zero. | |
1848 | */ | |
1849 | static int | |
1850 | qla2x00_erase_flash(struct qla_hw_data *ha, uint8_t man_id, uint8_t flash_id) | |
1851 | { | |
1852 | /* Individual Sector Erase Command Sequence */ | |
1853 | if (IS_OEM_001(ha)) { | |
1854 | qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); | |
1855 | qla2x00_write_flash_byte(ha, 0x555, 0x55); | |
1856 | qla2x00_write_flash_byte(ha, 0xaaa, 0x80); | |
1857 | qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); | |
1858 | qla2x00_write_flash_byte(ha, 0x555, 0x55); | |
1859 | qla2x00_write_flash_byte(ha, 0xaaa, 0x10); | |
1860 | } else { | |
1861 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1862 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1863 | qla2x00_write_flash_byte(ha, 0x5555, 0x80); | |
1864 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1865 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1866 | qla2x00_write_flash_byte(ha, 0x5555, 0x10); | |
1867 | } | |
1868 | ||
1869 | udelay(150); | |
1870 | ||
1871 | /* Wait for erase to complete. */ | |
1872 | return qla2x00_poll_flash(ha, 0x00, 0x80, man_id, flash_id); | |
1873 | } | |
1874 | ||
1875 | /** | |
1876 | * qla2x00_erase_flash_sector() - Erase a flash sector. | |
1877 | * @ha: HA context | |
1878 | * @addr: Flash sector to erase | |
1879 | * @sec_mask: Sector address mask | |
1880 | * @man_id: Flash manufacturer ID | |
1881 | * @flash_id: Flash ID | |
1882 | * | |
1883 | * Returns 0 on success, else non-zero. | |
1884 | */ | |
1885 | static int | |
1886 | qla2x00_erase_flash_sector(struct qla_hw_data *ha, uint32_t addr, | |
1887 | uint32_t sec_mask, uint8_t man_id, uint8_t flash_id) | |
1888 | { | |
1889 | /* Individual Sector Erase Command Sequence */ | |
1890 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1891 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1892 | qla2x00_write_flash_byte(ha, 0x5555, 0x80); | |
1893 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1894 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1895 | if (man_id == 0x1f && flash_id == 0x13) | |
1896 | qla2x00_write_flash_byte(ha, addr & sec_mask, 0x10); | |
1897 | else | |
1898 | qla2x00_write_flash_byte(ha, addr & sec_mask, 0x30); | |
1899 | ||
1900 | udelay(150); | |
1901 | ||
1902 | /* Wait for erase to complete. */ | |
1903 | return qla2x00_poll_flash(ha, addr, 0x80, man_id, flash_id); | |
1904 | } | |
1905 | ||
1906 | /** | |
1907 | * qla2x00_get_flash_manufacturer() - Read manufacturer ID from flash chip. | |
1908 | * @man_id: Flash manufacturer ID | |
1909 | * @flash_id: Flash ID | |
1910 | */ | |
1911 | static void | |
1912 | qla2x00_get_flash_manufacturer(struct qla_hw_data *ha, uint8_t *man_id, | |
1913 | uint8_t *flash_id) | |
1914 | { | |
1915 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1916 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1917 | qla2x00_write_flash_byte(ha, 0x5555, 0x90); | |
1918 | *man_id = qla2x00_read_flash_byte(ha, 0x0000); | |
1919 | *flash_id = qla2x00_read_flash_byte(ha, 0x0001); | |
1920 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1921 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1922 | qla2x00_write_flash_byte(ha, 0x5555, 0xf0); | |
1923 | } | |
1924 | ||
1925 | static void | |
1926 | qla2x00_read_flash_data(struct qla_hw_data *ha, uint8_t *tmp_buf, | |
1927 | uint32_t saddr, uint32_t length) | |
1928 | { | |
1929 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1930 | uint32_t midpoint, ilength; | |
1931 | uint8_t data; | |
1932 | ||
1933 | midpoint = length / 2; | |
1934 | ||
1935 | WRT_REG_WORD(®->nvram, 0); | |
1936 | RD_REG_WORD(®->nvram); | |
1937 | for (ilength = 0; ilength < length; saddr++, ilength++, tmp_buf++) { | |
1938 | if (ilength == midpoint) { | |
1939 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
1940 | RD_REG_WORD(®->nvram); | |
1941 | } | |
1942 | data = qla2x00_read_flash_byte(ha, saddr); | |
1943 | if (saddr % 100) | |
1944 | udelay(10); | |
1945 | *tmp_buf = data; | |
1946 | cond_resched(); | |
1947 | } | |
1948 | } | |
1949 | ||
1950 | static inline void | |
1951 | qla2x00_suspend_hba(struct scsi_qla_host *vha) | |
1952 | { | |
1953 | int cnt; | |
1954 | unsigned long flags; | |
1955 | struct qla_hw_data *ha = vha->hw; | |
1956 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1957 | ||
1958 | /* Suspend HBA. */ | |
1959 | scsi_block_requests(vha->host); | |
1960 | ha->isp_ops->disable_intrs(ha); | |
1961 | set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
1962 | ||
1963 | /* Pause RISC. */ | |
1964 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1965 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); | |
1966 | RD_REG_WORD(®->hccr); | |
1967 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
1968 | for (cnt = 0; cnt < 30000; cnt++) { | |
1969 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) | |
1970 | break; | |
1971 | udelay(100); | |
1972 | } | |
1973 | } else { | |
1974 | udelay(10); | |
1975 | } | |
1976 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1977 | } | |
1978 | ||
1979 | static inline void | |
1980 | qla2x00_resume_hba(struct scsi_qla_host *vha) | |
1981 | { | |
1982 | struct qla_hw_data *ha = vha->hw; | |
1983 | ||
1984 | /* Resume HBA. */ | |
1985 | clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
1986 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
1987 | qla2xxx_wake_dpc(vha); | |
1988 | qla2x00_wait_for_chip_reset(vha); | |
1989 | scsi_unblock_requests(vha->host); | |
1990 | } | |
1991 | ||
1992 | uint8_t * | |
1993 | qla2x00_read_optrom_data(struct scsi_qla_host *vha, uint8_t *buf, | |
1994 | uint32_t offset, uint32_t length) | |
1995 | { | |
1996 | uint32_t addr, midpoint; | |
1997 | uint8_t *data; | |
1998 | struct qla_hw_data *ha = vha->hw; | |
1999 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
2000 | ||
2001 | /* Suspend HBA. */ | |
2002 | qla2x00_suspend_hba(vha); | |
2003 | ||
2004 | /* Go with read. */ | |
2005 | midpoint = ha->optrom_size / 2; | |
2006 | ||
2007 | qla2x00_flash_enable(ha); | |
2008 | WRT_REG_WORD(®->nvram, 0); | |
2009 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
2010 | for (addr = offset, data = buf; addr < length; addr++, data++) { | |
2011 | if (addr == midpoint) { | |
2012 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
2013 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
2014 | } | |
2015 | ||
2016 | *data = qla2x00_read_flash_byte(ha, addr); | |
2017 | } | |
2018 | qla2x00_flash_disable(ha); | |
2019 | ||
2020 | /* Resume HBA. */ | |
2021 | qla2x00_resume_hba(vha); | |
2022 | ||
2023 | return buf; | |
2024 | } | |
2025 | ||
2026 | int | |
2027 | qla2x00_write_optrom_data(struct scsi_qla_host *vha, uint8_t *buf, | |
2028 | uint32_t offset, uint32_t length) | |
2029 | { | |
2030 | ||
2031 | int rval; | |
2032 | uint8_t man_id, flash_id, sec_number, data; | |
2033 | uint16_t wd; | |
2034 | uint32_t addr, liter, sec_mask, rest_addr; | |
2035 | struct qla_hw_data *ha = vha->hw; | |
2036 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
2037 | ||
2038 | /* Suspend HBA. */ | |
2039 | qla2x00_suspend_hba(vha); | |
2040 | ||
2041 | rval = QLA_SUCCESS; | |
2042 | sec_number = 0; | |
2043 | ||
2044 | /* Reset ISP chip. */ | |
2045 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); | |
2046 | pci_read_config_word(ha->pdev, PCI_COMMAND, &wd); | |
2047 | ||
2048 | /* Go with write. */ | |
2049 | qla2x00_flash_enable(ha); | |
2050 | do { /* Loop once to provide quick error exit */ | |
2051 | /* Structure of flash memory based on manufacturer */ | |
2052 | if (IS_OEM_001(ha)) { | |
2053 | /* OEM variant with special flash part. */ | |
2054 | man_id = flash_id = 0; | |
2055 | rest_addr = 0xffff; | |
2056 | sec_mask = 0x10000; | |
2057 | goto update_flash; | |
2058 | } | |
2059 | qla2x00_get_flash_manufacturer(ha, &man_id, &flash_id); | |
2060 | switch (man_id) { | |
2061 | case 0x20: /* ST flash. */ | |
2062 | if (flash_id == 0xd2 || flash_id == 0xe3) { | |
2063 | /* | |
2064 | * ST m29w008at part - 64kb sector size with | |
2065 | * 32kb,8kb,8kb,16kb sectors at memory address | |
2066 | * 0xf0000. | |
2067 | */ | |
2068 | rest_addr = 0xffff; | |
2069 | sec_mask = 0x10000; | |
2070 | break; | |
2071 | } | |
2072 | /* | |
2073 | * ST m29w010b part - 16kb sector size | |
2074 | * Default to 16kb sectors | |
2075 | */ | |
2076 | rest_addr = 0x3fff; | |
2077 | sec_mask = 0x1c000; | |
2078 | break; | |
2079 | case 0x40: /* Mostel flash. */ | |
2080 | /* Mostel v29c51001 part - 512 byte sector size. */ | |
2081 | rest_addr = 0x1ff; | |
2082 | sec_mask = 0x1fe00; | |
2083 | break; | |
2084 | case 0xbf: /* SST flash. */ | |
2085 | /* SST39sf10 part - 4kb sector size. */ | |
2086 | rest_addr = 0xfff; | |
2087 | sec_mask = 0x1f000; | |
2088 | break; | |
2089 | case 0xda: /* Winbond flash. */ | |
2090 | /* Winbond W29EE011 part - 256 byte sector size. */ | |
2091 | rest_addr = 0x7f; | |
2092 | sec_mask = 0x1ff80; | |
2093 | break; | |
2094 | case 0xc2: /* Macronix flash. */ | |
2095 | /* 64k sector size. */ | |
2096 | if (flash_id == 0x38 || flash_id == 0x4f) { | |
2097 | rest_addr = 0xffff; | |
2098 | sec_mask = 0x10000; | |
2099 | break; | |
2100 | } | |
2101 | /* Fall through... */ | |
2102 | ||
2103 | case 0x1f: /* Atmel flash. */ | |
2104 | /* 512k sector size. */ | |
2105 | if (flash_id == 0x13) { | |
2106 | rest_addr = 0x7fffffff; | |
2107 | sec_mask = 0x80000000; | |
2108 | break; | |
2109 | } | |
2110 | /* Fall through... */ | |
2111 | ||
2112 | case 0x01: /* AMD flash. */ | |
2113 | if (flash_id == 0x38 || flash_id == 0x40 || | |
2114 | flash_id == 0x4f) { | |
2115 | /* Am29LV081 part - 64kb sector size. */ | |
2116 | /* Am29LV002BT part - 64kb sector size. */ | |
2117 | rest_addr = 0xffff; | |
2118 | sec_mask = 0x10000; | |
2119 | break; | |
2120 | } else if (flash_id == 0x3e) { | |
2121 | /* | |
2122 | * Am29LV008b part - 64kb sector size with | |
2123 | * 32kb,8kb,8kb,16kb sector at memory address | |
2124 | * h0xf0000. | |
2125 | */ | |
2126 | rest_addr = 0xffff; | |
2127 | sec_mask = 0x10000; | |
2128 | break; | |
2129 | } else if (flash_id == 0x20 || flash_id == 0x6e) { | |
2130 | /* | |
2131 | * Am29LV010 part or AM29f010 - 16kb sector | |
2132 | * size. | |
2133 | */ | |
2134 | rest_addr = 0x3fff; | |
2135 | sec_mask = 0x1c000; | |
2136 | break; | |
2137 | } else if (flash_id == 0x6d) { | |
2138 | /* Am29LV001 part - 8kb sector size. */ | |
2139 | rest_addr = 0x1fff; | |
2140 | sec_mask = 0x1e000; | |
2141 | break; | |
2142 | } | |
2143 | default: | |
2144 | /* Default to 16 kb sector size. */ | |
2145 | rest_addr = 0x3fff; | |
2146 | sec_mask = 0x1c000; | |
2147 | break; | |
2148 | } | |
2149 | ||
2150 | update_flash: | |
2151 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
2152 | if (qla2x00_erase_flash(ha, man_id, flash_id)) { | |
2153 | rval = QLA_FUNCTION_FAILED; | |
2154 | break; | |
2155 | } | |
2156 | } | |
2157 | ||
2158 | for (addr = offset, liter = 0; liter < length; liter++, | |
2159 | addr++) { | |
2160 | data = buf[liter]; | |
2161 | /* Are we at the beginning of a sector? */ | |
2162 | if ((addr & rest_addr) == 0) { | |
2163 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
2164 | if (addr >= 0x10000UL) { | |
2165 | if (((addr >> 12) & 0xf0) && | |
2166 | ((man_id == 0x01 && | |
2167 | flash_id == 0x3e) || | |
2168 | (man_id == 0x20 && | |
2169 | flash_id == 0xd2))) { | |
2170 | sec_number++; | |
2171 | if (sec_number == 1) { | |
2172 | rest_addr = | |
2173 | 0x7fff; | |
2174 | sec_mask = | |
2175 | 0x18000; | |
2176 | } else if ( | |
2177 | sec_number == 2 || | |
2178 | sec_number == 3) { | |
2179 | rest_addr = | |
2180 | 0x1fff; | |
2181 | sec_mask = | |
2182 | 0x1e000; | |
2183 | } else if ( | |
2184 | sec_number == 4) { | |
2185 | rest_addr = | |
2186 | 0x3fff; | |
2187 | sec_mask = | |
2188 | 0x1c000; | |
2189 | } | |
2190 | } | |
2191 | } | |
2192 | } else if (addr == ha->optrom_size / 2) { | |
2193 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
2194 | RD_REG_WORD(®->nvram); | |
2195 | } | |
2196 | ||
2197 | if (flash_id == 0xda && man_id == 0xc1) { | |
2198 | qla2x00_write_flash_byte(ha, 0x5555, | |
2199 | 0xaa); | |
2200 | qla2x00_write_flash_byte(ha, 0x2aaa, | |
2201 | 0x55); | |
2202 | qla2x00_write_flash_byte(ha, 0x5555, | |
2203 | 0xa0); | |
2204 | } else if (!IS_QLA2322(ha) && !IS_QLA6322(ha)) { | |
2205 | /* Then erase it */ | |
2206 | if (qla2x00_erase_flash_sector(ha, | |
2207 | addr, sec_mask, man_id, | |
2208 | flash_id)) { | |
2209 | rval = QLA_FUNCTION_FAILED; | |
2210 | break; | |
2211 | } | |
2212 | if (man_id == 0x01 && flash_id == 0x6d) | |
2213 | sec_number++; | |
2214 | } | |
2215 | } | |
2216 | ||
2217 | if (man_id == 0x01 && flash_id == 0x6d) { | |
2218 | if (sec_number == 1 && | |
2219 | addr == (rest_addr - 1)) { | |
2220 | rest_addr = 0x0fff; | |
2221 | sec_mask = 0x1f000; | |
2222 | } else if (sec_number == 3 && (addr & 0x7ffe)) { | |
2223 | rest_addr = 0x3fff; | |
2224 | sec_mask = 0x1c000; | |
2225 | } | |
2226 | } | |
2227 | ||
2228 | if (qla2x00_program_flash_address(ha, addr, data, | |
2229 | man_id, flash_id)) { | |
2230 | rval = QLA_FUNCTION_FAILED; | |
2231 | break; | |
2232 | } | |
2233 | cond_resched(); | |
2234 | } | |
2235 | } while (0); | |
2236 | qla2x00_flash_disable(ha); | |
2237 | ||
2238 | /* Resume HBA. */ | |
2239 | qla2x00_resume_hba(vha); | |
2240 | ||
2241 | return rval; | |
2242 | } | |
2243 | ||
2244 | uint8_t * | |
2245 | qla24xx_read_optrom_data(struct scsi_qla_host *vha, uint8_t *buf, | |
2246 | uint32_t offset, uint32_t length) | |
2247 | { | |
2248 | struct qla_hw_data *ha = vha->hw; | |
2249 | ||
2250 | /* Suspend HBA. */ | |
2251 | scsi_block_requests(vha->host); | |
2252 | set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
2253 | ||
2254 | /* Go with read. */ | |
2255 | qla24xx_read_flash_data(vha, (uint32_t *)buf, offset >> 2, length >> 2); | |
2256 | ||
2257 | /* Resume HBA. */ | |
2258 | clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
2259 | scsi_unblock_requests(vha->host); | |
2260 | ||
2261 | return buf; | |
2262 | } | |
2263 | ||
2264 | int | |
2265 | qla24xx_write_optrom_data(struct scsi_qla_host *vha, uint8_t *buf, | |
2266 | uint32_t offset, uint32_t length) | |
2267 | { | |
2268 | int rval; | |
2269 | struct qla_hw_data *ha = vha->hw; | |
2270 | ||
2271 | /* Suspend HBA. */ | |
2272 | scsi_block_requests(vha->host); | |
2273 | set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
2274 | ||
2275 | /* Go with write. */ | |
2276 | rval = qla24xx_write_flash_data(vha, (uint32_t *)buf, offset >> 2, | |
2277 | length >> 2); | |
2278 | ||
2279 | clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
2280 | scsi_unblock_requests(vha->host); | |
2281 | ||
2282 | return rval; | |
2283 | } | |
2284 | ||
2285 | uint8_t * | |
2286 | qla25xx_read_optrom_data(struct scsi_qla_host *vha, uint8_t *buf, | |
2287 | uint32_t offset, uint32_t length) | |
2288 | { | |
2289 | int rval; | |
2290 | dma_addr_t optrom_dma; | |
2291 | void *optrom; | |
2292 | uint8_t *pbuf; | |
2293 | uint32_t faddr, left, burst; | |
2294 | struct qla_hw_data *ha = vha->hw; | |
2295 | ||
2296 | if (IS_QLA25XX(ha) || IS_QLA81XX(ha)) | |
2297 | goto try_fast; | |
2298 | if (offset & 0xfff) | |
2299 | goto slow_read; | |
2300 | if (length < OPTROM_BURST_SIZE) | |
2301 | goto slow_read; | |
2302 | ||
2303 | try_fast: | |
2304 | optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, | |
2305 | &optrom_dma, GFP_KERNEL); | |
2306 | if (!optrom) { | |
2307 | qla_printk(KERN_DEBUG, ha, | |
2308 | "Unable to allocate memory for optrom burst read " | |
2309 | "(%x KB).\n", OPTROM_BURST_SIZE / 1024); | |
2310 | ||
2311 | goto slow_read; | |
2312 | } | |
2313 | ||
2314 | pbuf = buf; | |
2315 | faddr = offset >> 2; | |
2316 | left = length >> 2; | |
2317 | burst = OPTROM_BURST_DWORDS; | |
2318 | while (left != 0) { | |
2319 | if (burst > left) | |
2320 | burst = left; | |
2321 | ||
2322 | rval = qla2x00_dump_ram(vha, optrom_dma, | |
2323 | flash_data_addr(ha, faddr), burst); | |
2324 | if (rval) { | |
2325 | qla_printk(KERN_WARNING, ha, | |
2326 | "Unable to burst-read optrom segment " | |
2327 | "(%x/%x/%llx).\n", rval, | |
2328 | flash_data_addr(ha, faddr), | |
2329 | (unsigned long long)optrom_dma); | |
2330 | qla_printk(KERN_WARNING, ha, | |
2331 | "Reverting to slow-read.\n"); | |
2332 | ||
2333 | dma_free_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, | |
2334 | optrom, optrom_dma); | |
2335 | goto slow_read; | |
2336 | } | |
2337 | ||
2338 | memcpy(pbuf, optrom, burst * 4); | |
2339 | ||
2340 | left -= burst; | |
2341 | faddr += burst; | |
2342 | pbuf += burst * 4; | |
2343 | } | |
2344 | ||
2345 | dma_free_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, optrom, | |
2346 | optrom_dma); | |
2347 | ||
2348 | return buf; | |
2349 | ||
2350 | slow_read: | |
2351 | return qla24xx_read_optrom_data(vha, buf, offset, length); | |
2352 | } | |
2353 | ||
2354 | /** | |
2355 | * qla2x00_get_fcode_version() - Determine an FCODE image's version. | |
2356 | * @ha: HA context | |
2357 | * @pcids: Pointer to the FCODE PCI data structure | |
2358 | * | |
2359 | * The process of retrieving the FCODE version information is at best | |
2360 | * described as interesting. | |
2361 | * | |
2362 | * Within the first 100h bytes of the image an ASCII string is present | |
2363 | * which contains several pieces of information including the FCODE | |
2364 | * version. Unfortunately it seems the only reliable way to retrieve | |
2365 | * the version is by scanning for another sentinel within the string, | |
2366 | * the FCODE build date: | |
2367 | * | |
2368 | * ... 2.00.02 10/17/02 ... | |
2369 | * | |
2370 | * Returns QLA_SUCCESS on successful retrieval of version. | |
2371 | */ | |
2372 | static void | |
2373 | qla2x00_get_fcode_version(struct qla_hw_data *ha, uint32_t pcids) | |
2374 | { | |
2375 | int ret = QLA_FUNCTION_FAILED; | |
2376 | uint32_t istart, iend, iter, vend; | |
2377 | uint8_t do_next, rbyte, *vbyte; | |
2378 | ||
2379 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
2380 | ||
2381 | /* Skip the PCI data structure. */ | |
2382 | istart = pcids + | |
2383 | ((qla2x00_read_flash_byte(ha, pcids + 0x0B) << 8) | | |
2384 | qla2x00_read_flash_byte(ha, pcids + 0x0A)); | |
2385 | iend = istart + 0x100; | |
2386 | do { | |
2387 | /* Scan for the sentinel date string...eeewww. */ | |
2388 | do_next = 0; | |
2389 | iter = istart; | |
2390 | while ((iter < iend) && !do_next) { | |
2391 | iter++; | |
2392 | if (qla2x00_read_flash_byte(ha, iter) == '/') { | |
2393 | if (qla2x00_read_flash_byte(ha, iter + 2) == | |
2394 | '/') | |
2395 | do_next++; | |
2396 | else if (qla2x00_read_flash_byte(ha, | |
2397 | iter + 3) == '/') | |
2398 | do_next++; | |
2399 | } | |
2400 | } | |
2401 | if (!do_next) | |
2402 | break; | |
2403 | ||
2404 | /* Backtrack to previous ' ' (space). */ | |
2405 | do_next = 0; | |
2406 | while ((iter > istart) && !do_next) { | |
2407 | iter--; | |
2408 | if (qla2x00_read_flash_byte(ha, iter) == ' ') | |
2409 | do_next++; | |
2410 | } | |
2411 | if (!do_next) | |
2412 | break; | |
2413 | ||
2414 | /* | |
2415 | * Mark end of version tag, and find previous ' ' (space) or | |
2416 | * string length (recent FCODE images -- major hack ahead!!!). | |
2417 | */ | |
2418 | vend = iter - 1; | |
2419 | do_next = 0; | |
2420 | while ((iter > istart) && !do_next) { | |
2421 | iter--; | |
2422 | rbyte = qla2x00_read_flash_byte(ha, iter); | |
2423 | if (rbyte == ' ' || rbyte == 0xd || rbyte == 0x10) | |
2424 | do_next++; | |
2425 | } | |
2426 | if (!do_next) | |
2427 | break; | |
2428 | ||
2429 | /* Mark beginning of version tag, and copy data. */ | |
2430 | iter++; | |
2431 | if ((vend - iter) && | |
2432 | ((vend - iter) < sizeof(ha->fcode_revision))) { | |
2433 | vbyte = ha->fcode_revision; | |
2434 | while (iter <= vend) { | |
2435 | *vbyte++ = qla2x00_read_flash_byte(ha, iter); | |
2436 | iter++; | |
2437 | } | |
2438 | ret = QLA_SUCCESS; | |
2439 | } | |
2440 | } while (0); | |
2441 | ||
2442 | if (ret != QLA_SUCCESS) | |
2443 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
2444 | } | |
2445 | ||
2446 | int | |
2447 | qla2x00_get_flash_version(scsi_qla_host_t *vha, void *mbuf) | |
2448 | { | |
2449 | int ret = QLA_SUCCESS; | |
2450 | uint8_t code_type, last_image; | |
2451 | uint32_t pcihdr, pcids; | |
2452 | uint8_t *dbyte; | |
2453 | uint16_t *dcode; | |
2454 | struct qla_hw_data *ha = vha->hw; | |
2455 | ||
2456 | if (!ha->pio_address || !mbuf) | |
2457 | return QLA_FUNCTION_FAILED; | |
2458 | ||
2459 | memset(ha->bios_revision, 0, sizeof(ha->bios_revision)); | |
2460 | memset(ha->efi_revision, 0, sizeof(ha->efi_revision)); | |
2461 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
2462 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
2463 | ||
2464 | qla2x00_flash_enable(ha); | |
2465 | ||
2466 | /* Begin with first PCI expansion ROM header. */ | |
2467 | pcihdr = 0; | |
2468 | last_image = 1; | |
2469 | do { | |
2470 | /* Verify PCI expansion ROM header. */ | |
2471 | if (qla2x00_read_flash_byte(ha, pcihdr) != 0x55 || | |
2472 | qla2x00_read_flash_byte(ha, pcihdr + 0x01) != 0xaa) { | |
2473 | /* No signature */ | |
2474 | DEBUG2(qla_printk(KERN_DEBUG, ha, "No matching ROM " | |
2475 | "signature.\n")); | |
2476 | ret = QLA_FUNCTION_FAILED; | |
2477 | break; | |
2478 | } | |
2479 | ||
2480 | /* Locate PCI data structure. */ | |
2481 | pcids = pcihdr + | |
2482 | ((qla2x00_read_flash_byte(ha, pcihdr + 0x19) << 8) | | |
2483 | qla2x00_read_flash_byte(ha, pcihdr + 0x18)); | |
2484 | ||
2485 | /* Validate signature of PCI data structure. */ | |
2486 | if (qla2x00_read_flash_byte(ha, pcids) != 'P' || | |
2487 | qla2x00_read_flash_byte(ha, pcids + 0x1) != 'C' || | |
2488 | qla2x00_read_flash_byte(ha, pcids + 0x2) != 'I' || | |
2489 | qla2x00_read_flash_byte(ha, pcids + 0x3) != 'R') { | |
2490 | /* Incorrect header. */ | |
2491 | DEBUG2(qla_printk(KERN_INFO, ha, "PCI data struct not " | |
2492 | "found pcir_adr=%x.\n", pcids)); | |
2493 | ret = QLA_FUNCTION_FAILED; | |
2494 | break; | |
2495 | } | |
2496 | ||
2497 | /* Read version */ | |
2498 | code_type = qla2x00_read_flash_byte(ha, pcids + 0x14); | |
2499 | switch (code_type) { | |
2500 | case ROM_CODE_TYPE_BIOS: | |
2501 | /* Intel x86, PC-AT compatible. */ | |
2502 | ha->bios_revision[0] = | |
2503 | qla2x00_read_flash_byte(ha, pcids + 0x12); | |
2504 | ha->bios_revision[1] = | |
2505 | qla2x00_read_flash_byte(ha, pcids + 0x13); | |
2506 | DEBUG3(qla_printk(KERN_DEBUG, ha, "read BIOS %d.%d.\n", | |
2507 | ha->bios_revision[1], ha->bios_revision[0])); | |
2508 | break; | |
2509 | case ROM_CODE_TYPE_FCODE: | |
2510 | /* Open Firmware standard for PCI (FCode). */ | |
2511 | /* Eeeewww... */ | |
2512 | qla2x00_get_fcode_version(ha, pcids); | |
2513 | break; | |
2514 | case ROM_CODE_TYPE_EFI: | |
2515 | /* Extensible Firmware Interface (EFI). */ | |
2516 | ha->efi_revision[0] = | |
2517 | qla2x00_read_flash_byte(ha, pcids + 0x12); | |
2518 | ha->efi_revision[1] = | |
2519 | qla2x00_read_flash_byte(ha, pcids + 0x13); | |
2520 | DEBUG3(qla_printk(KERN_DEBUG, ha, "read EFI %d.%d.\n", | |
2521 | ha->efi_revision[1], ha->efi_revision[0])); | |
2522 | break; | |
2523 | default: | |
2524 | DEBUG2(qla_printk(KERN_INFO, ha, "Unrecognized code " | |
2525 | "type %x at pcids %x.\n", code_type, pcids)); | |
2526 | break; | |
2527 | } | |
2528 | ||
2529 | last_image = qla2x00_read_flash_byte(ha, pcids + 0x15) & BIT_7; | |
2530 | ||
2531 | /* Locate next PCI expansion ROM. */ | |
2532 | pcihdr += ((qla2x00_read_flash_byte(ha, pcids + 0x11) << 8) | | |
2533 | qla2x00_read_flash_byte(ha, pcids + 0x10)) * 512; | |
2534 | } while (!last_image); | |
2535 | ||
2536 | if (IS_QLA2322(ha)) { | |
2537 | /* Read firmware image information. */ | |
2538 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
2539 | dbyte = mbuf; | |
2540 | memset(dbyte, 0, 8); | |
2541 | dcode = (uint16_t *)dbyte; | |
2542 | ||
2543 | qla2x00_read_flash_data(ha, dbyte, ha->flt_region_fw * 4 + 10, | |
2544 | 8); | |
2545 | DEBUG3(qla_printk(KERN_DEBUG, ha, "dumping fw ver from " | |
2546 | "flash:\n")); | |
2547 | DEBUG3(qla2x00_dump_buffer((uint8_t *)dbyte, 8)); | |
2548 | ||
2549 | if ((dcode[0] == 0xffff && dcode[1] == 0xffff && | |
2550 | dcode[2] == 0xffff && dcode[3] == 0xffff) || | |
2551 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
2552 | dcode[3] == 0)) { | |
2553 | DEBUG2(qla_printk(KERN_INFO, ha, "Unrecognized fw " | |
2554 | "revision at %x.\n", ha->flt_region_fw * 4)); | |
2555 | } else { | |
2556 | /* values are in big endian */ | |
2557 | ha->fw_revision[0] = dbyte[0] << 16 | dbyte[1]; | |
2558 | ha->fw_revision[1] = dbyte[2] << 16 | dbyte[3]; | |
2559 | ha->fw_revision[2] = dbyte[4] << 16 | dbyte[5]; | |
2560 | } | |
2561 | } | |
2562 | ||
2563 | qla2x00_flash_disable(ha); | |
2564 | ||
2565 | return ret; | |
2566 | } | |
2567 | ||
2568 | int | |
2569 | qla24xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf) | |
2570 | { | |
2571 | int ret = QLA_SUCCESS; | |
2572 | uint32_t pcihdr, pcids; | |
2573 | uint32_t *dcode; | |
2574 | uint8_t *bcode; | |
2575 | uint8_t code_type, last_image; | |
2576 | int i; | |
2577 | struct qla_hw_data *ha = vha->hw; | |
2578 | ||
2579 | if (!mbuf) | |
2580 | return QLA_FUNCTION_FAILED; | |
2581 | ||
2582 | memset(ha->bios_revision, 0, sizeof(ha->bios_revision)); | |
2583 | memset(ha->efi_revision, 0, sizeof(ha->efi_revision)); | |
2584 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
2585 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
2586 | ||
2587 | dcode = mbuf; | |
2588 | ||
2589 | /* Begin with first PCI expansion ROM header. */ | |
2590 | pcihdr = ha->flt_region_boot << 2; | |
2591 | last_image = 1; | |
2592 | do { | |
2593 | /* Verify PCI expansion ROM header. */ | |
2594 | qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, 0x20); | |
2595 | bcode = mbuf + (pcihdr % 4); | |
2596 | if (bcode[0x0] != 0x55 || bcode[0x1] != 0xaa) { | |
2597 | /* No signature */ | |
2598 | DEBUG2(qla_printk(KERN_DEBUG, ha, "No matching ROM " | |
2599 | "signature.\n")); | |
2600 | ret = QLA_FUNCTION_FAILED; | |
2601 | break; | |
2602 | } | |
2603 | ||
2604 | /* Locate PCI data structure. */ | |
2605 | pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]); | |
2606 | ||
2607 | qla24xx_read_flash_data(vha, dcode, pcids >> 2, 0x20); | |
2608 | bcode = mbuf + (pcihdr % 4); | |
2609 | ||
2610 | /* Validate signature of PCI data structure. */ | |
2611 | if (bcode[0x0] != 'P' || bcode[0x1] != 'C' || | |
2612 | bcode[0x2] != 'I' || bcode[0x3] != 'R') { | |
2613 | /* Incorrect header. */ | |
2614 | DEBUG2(qla_printk(KERN_INFO, ha, "PCI data struct not " | |
2615 | "found pcir_adr=%x.\n", pcids)); | |
2616 | ret = QLA_FUNCTION_FAILED; | |
2617 | break; | |
2618 | } | |
2619 | ||
2620 | /* Read version */ | |
2621 | code_type = bcode[0x14]; | |
2622 | switch (code_type) { | |
2623 | case ROM_CODE_TYPE_BIOS: | |
2624 | /* Intel x86, PC-AT compatible. */ | |
2625 | ha->bios_revision[0] = bcode[0x12]; | |
2626 | ha->bios_revision[1] = bcode[0x13]; | |
2627 | DEBUG3(qla_printk(KERN_DEBUG, ha, "read BIOS %d.%d.\n", | |
2628 | ha->bios_revision[1], ha->bios_revision[0])); | |
2629 | break; | |
2630 | case ROM_CODE_TYPE_FCODE: | |
2631 | /* Open Firmware standard for PCI (FCode). */ | |
2632 | ha->fcode_revision[0] = bcode[0x12]; | |
2633 | ha->fcode_revision[1] = bcode[0x13]; | |
2634 | DEBUG3(qla_printk(KERN_DEBUG, ha, "read FCODE %d.%d.\n", | |
2635 | ha->fcode_revision[1], ha->fcode_revision[0])); | |
2636 | break; | |
2637 | case ROM_CODE_TYPE_EFI: | |
2638 | /* Extensible Firmware Interface (EFI). */ | |
2639 | ha->efi_revision[0] = bcode[0x12]; | |
2640 | ha->efi_revision[1] = bcode[0x13]; | |
2641 | DEBUG3(qla_printk(KERN_DEBUG, ha, "read EFI %d.%d.\n", | |
2642 | ha->efi_revision[1], ha->efi_revision[0])); | |
2643 | break; | |
2644 | default: | |
2645 | DEBUG2(qla_printk(KERN_INFO, ha, "Unrecognized code " | |
2646 | "type %x at pcids %x.\n", code_type, pcids)); | |
2647 | break; | |
2648 | } | |
2649 | ||
2650 | last_image = bcode[0x15] & BIT_7; | |
2651 | ||
2652 | /* Locate next PCI expansion ROM. */ | |
2653 | pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512; | |
2654 | } while (!last_image); | |
2655 | ||
2656 | /* Read firmware image information. */ | |
2657 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
2658 | dcode = mbuf; | |
2659 | ||
2660 | qla24xx_read_flash_data(vha, dcode, ha->flt_region_fw + 4, 4); | |
2661 | for (i = 0; i < 4; i++) | |
2662 | dcode[i] = be32_to_cpu(dcode[i]); | |
2663 | ||
2664 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
2665 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
2666 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
2667 | dcode[3] == 0)) { | |
2668 | DEBUG2(qla_printk(KERN_INFO, ha, "Unrecognized fw " | |
2669 | "revision at %x.\n", ha->flt_region_fw * 4)); | |
2670 | } else { | |
2671 | ha->fw_revision[0] = dcode[0]; | |
2672 | ha->fw_revision[1] = dcode[1]; | |
2673 | ha->fw_revision[2] = dcode[2]; | |
2674 | ha->fw_revision[3] = dcode[3]; | |
2675 | } | |
2676 | ||
2677 | return ret; | |
2678 | } | |
2679 | ||
2680 | static int | |
2681 | qla2xxx_is_vpd_valid(uint8_t *pos, uint8_t *end) | |
2682 | { | |
2683 | if (pos >= end || *pos != 0x82) | |
2684 | return 0; | |
2685 | ||
2686 | pos += 3 + pos[1]; | |
2687 | if (pos >= end || *pos != 0x90) | |
2688 | return 0; | |
2689 | ||
2690 | pos += 3 + pos[1]; | |
2691 | if (pos >= end || *pos != 0x78) | |
2692 | return 0; | |
2693 | ||
2694 | return 1; | |
2695 | } | |
2696 | ||
2697 | int | |
2698 | qla2xxx_get_vpd_field(scsi_qla_host_t *vha, char *key, char *str, size_t size) | |
2699 | { | |
2700 | struct qla_hw_data *ha = vha->hw; | |
2701 | uint8_t *pos = ha->vpd; | |
2702 | uint8_t *end = pos + ha->vpd_size; | |
2703 | int len = 0; | |
2704 | ||
2705 | if (!IS_FWI2_CAPABLE(ha) || !qla2xxx_is_vpd_valid(pos, end)) | |
2706 | return 0; | |
2707 | ||
2708 | while (pos < end && *pos != 0x78) { | |
2709 | len = (*pos == 0x82) ? pos[1] : pos[2]; | |
2710 | ||
2711 | if (!strncmp(pos, key, strlen(key))) | |
2712 | break; | |
2713 | ||
2714 | if (*pos != 0x90 && *pos != 0x91) | |
2715 | pos += len; | |
2716 | ||
2717 | pos += 3; | |
2718 | } | |
2719 | ||
2720 | if (pos < end - len && *pos != 0x78) | |
2721 | return snprintf(str, size, "%.*s", len, pos + 3); | |
2722 | ||
2723 | return 0; | |
2724 | } |