Commit | Line | Data |
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fa90c54f AV |
1 | /* |
2 | * QLogic Fibre Channel HBA Driver | |
3 | * Copyright (c) 2003-2005 QLogic Corporation | |
1da177e4 | 4 | * |
fa90c54f AV |
5 | * See LICENSE.qla2xxx for copyright and licensing details. |
6 | */ | |
1da177e4 LT |
7 | #include "qla_def.h" |
8 | ||
9 | #include <linux/delay.h> | |
10 | #include <asm/uaccess.h> | |
11 | ||
12 | static uint16_t qla2x00_nvram_request(scsi_qla_host_t *, uint32_t); | |
13 | static void qla2x00_nv_deselect(scsi_qla_host_t *); | |
14 | static void qla2x00_nv_write(scsi_qla_host_t *, uint16_t); | |
15 | ||
16 | /* | |
17 | * NVRAM support routines | |
18 | */ | |
19 | ||
20 | /** | |
fa2a1ce5 | 21 | * qla2x00_lock_nvram_access() - |
1da177e4 LT |
22 | * @ha: HA context |
23 | */ | |
24 | void | |
25 | qla2x00_lock_nvram_access(scsi_qla_host_t *ha) | |
26 | { | |
27 | uint16_t data; | |
3d71644c | 28 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
29 | |
30 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) { | |
31 | data = RD_REG_WORD(®->nvram); | |
32 | while (data & NVR_BUSY) { | |
33 | udelay(100); | |
34 | data = RD_REG_WORD(®->nvram); | |
35 | } | |
36 | ||
37 | /* Lock resource */ | |
38 | WRT_REG_WORD(®->u.isp2300.host_semaphore, 0x1); | |
39 | RD_REG_WORD(®->u.isp2300.host_semaphore); | |
40 | udelay(5); | |
41 | data = RD_REG_WORD(®->u.isp2300.host_semaphore); | |
42 | while ((data & BIT_0) == 0) { | |
43 | /* Lock failed */ | |
44 | udelay(100); | |
45 | WRT_REG_WORD(®->u.isp2300.host_semaphore, 0x1); | |
46 | RD_REG_WORD(®->u.isp2300.host_semaphore); | |
47 | udelay(5); | |
48 | data = RD_REG_WORD(®->u.isp2300.host_semaphore); | |
49 | } | |
50 | } | |
51 | } | |
52 | ||
53 | /** | |
fa2a1ce5 | 54 | * qla2x00_unlock_nvram_access() - |
1da177e4 LT |
55 | * @ha: HA context |
56 | */ | |
57 | void | |
58 | qla2x00_unlock_nvram_access(scsi_qla_host_t *ha) | |
59 | { | |
3d71644c | 60 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
61 | |
62 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) { | |
63 | WRT_REG_WORD(®->u.isp2300.host_semaphore, 0); | |
64 | RD_REG_WORD(®->u.isp2300.host_semaphore); | |
65 | } | |
66 | } | |
67 | ||
1da177e4 LT |
68 | /** |
69 | * qla2x00_get_nvram_word() - Calculates word position in NVRAM and calls the | |
70 | * request routine to get the word from NVRAM. | |
71 | * @ha: HA context | |
72 | * @addr: Address in NVRAM to read | |
73 | * | |
74 | * Returns the word read from nvram @addr. | |
75 | */ | |
76 | uint16_t | |
77 | qla2x00_get_nvram_word(scsi_qla_host_t *ha, uint32_t addr) | |
78 | { | |
79 | uint16_t data; | |
80 | uint32_t nv_cmd; | |
81 | ||
82 | nv_cmd = addr << 16; | |
83 | nv_cmd |= NV_READ_OP; | |
84 | data = qla2x00_nvram_request(ha, nv_cmd); | |
85 | ||
86 | return (data); | |
87 | } | |
88 | ||
89 | /** | |
90 | * qla2x00_write_nvram_word() - Write NVRAM data. | |
91 | * @ha: HA context | |
92 | * @addr: Address in NVRAM to write | |
93 | * @data: word to program | |
94 | */ | |
95 | void | |
96 | qla2x00_write_nvram_word(scsi_qla_host_t *ha, uint32_t addr, uint16_t data) | |
97 | { | |
98 | int count; | |
99 | uint16_t word; | |
45aeaf1e | 100 | uint32_t nv_cmd, wait_cnt; |
3d71644c | 101 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
102 | |
103 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
104 | qla2x00_nv_write(ha, 0); | |
105 | qla2x00_nv_write(ha, 0); | |
106 | ||
107 | for (word = 0; word < 8; word++) | |
108 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
109 | ||
110 | qla2x00_nv_deselect(ha); | |
111 | ||
112 | /* Write data */ | |
113 | nv_cmd = (addr << 16) | NV_WRITE_OP; | |
114 | nv_cmd |= data; | |
115 | nv_cmd <<= 5; | |
116 | for (count = 0; count < 27; count++) { | |
117 | if (nv_cmd & BIT_31) | |
118 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
119 | else | |
120 | qla2x00_nv_write(ha, 0); | |
121 | ||
122 | nv_cmd <<= 1; | |
123 | } | |
124 | ||
125 | qla2x00_nv_deselect(ha); | |
126 | ||
127 | /* Wait for NVRAM to become ready */ | |
128 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
dcb36ce9 | 129 | RD_REG_WORD(®->nvram); /* PCI Posting. */ |
45aeaf1e | 130 | wait_cnt = NVR_WAIT_CNT; |
1da177e4 | 131 | do { |
45aeaf1e RA |
132 | if (!--wait_cnt) { |
133 | DEBUG9_10(printk("%s(%ld): NVRAM didn't go ready...\n", | |
134 | __func__, ha->host_no)); | |
135 | break; | |
136 | } | |
1da177e4 LT |
137 | NVRAM_DELAY(); |
138 | word = RD_REG_WORD(®->nvram); | |
139 | } while ((word & NVR_DATA_IN) == 0); | |
140 | ||
141 | qla2x00_nv_deselect(ha); | |
142 | ||
143 | /* Disable writes */ | |
144 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
145 | for (count = 0; count < 10; count++) | |
146 | qla2x00_nv_write(ha, 0); | |
147 | ||
148 | qla2x00_nv_deselect(ha); | |
149 | } | |
150 | ||
459c5378 AV |
151 | static int |
152 | qla2x00_write_nvram_word_tmo(scsi_qla_host_t *ha, uint32_t addr, uint16_t data, | |
153 | uint32_t tmo) | |
154 | { | |
155 | int ret, count; | |
156 | uint16_t word; | |
157 | uint32_t nv_cmd; | |
158 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
159 | ||
160 | ret = QLA_SUCCESS; | |
161 | ||
162 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
163 | qla2x00_nv_write(ha, 0); | |
164 | qla2x00_nv_write(ha, 0); | |
165 | ||
166 | for (word = 0; word < 8; word++) | |
167 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
168 | ||
169 | qla2x00_nv_deselect(ha); | |
170 | ||
171 | /* Write data */ | |
172 | nv_cmd = (addr << 16) | NV_WRITE_OP; | |
173 | nv_cmd |= data; | |
174 | nv_cmd <<= 5; | |
175 | for (count = 0; count < 27; count++) { | |
176 | if (nv_cmd & BIT_31) | |
177 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
178 | else | |
179 | qla2x00_nv_write(ha, 0); | |
180 | ||
181 | nv_cmd <<= 1; | |
182 | } | |
183 | ||
184 | qla2x00_nv_deselect(ha); | |
185 | ||
186 | /* Wait for NVRAM to become ready */ | |
187 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
dcb36ce9 | 188 | RD_REG_WORD(®->nvram); /* PCI Posting. */ |
459c5378 AV |
189 | do { |
190 | NVRAM_DELAY(); | |
191 | word = RD_REG_WORD(®->nvram); | |
192 | if (!--tmo) { | |
193 | ret = QLA_FUNCTION_FAILED; | |
194 | break; | |
195 | } | |
196 | } while ((word & NVR_DATA_IN) == 0); | |
197 | ||
198 | qla2x00_nv_deselect(ha); | |
199 | ||
200 | /* Disable writes */ | |
201 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
202 | for (count = 0; count < 10; count++) | |
203 | qla2x00_nv_write(ha, 0); | |
204 | ||
205 | qla2x00_nv_deselect(ha); | |
206 | ||
207 | return ret; | |
208 | } | |
209 | ||
1da177e4 LT |
210 | /** |
211 | * qla2x00_nvram_request() - Sends read command to NVRAM and gets data from | |
212 | * NVRAM. | |
213 | * @ha: HA context | |
214 | * @nv_cmd: NVRAM command | |
215 | * | |
216 | * Bit definitions for NVRAM command: | |
217 | * | |
218 | * Bit 26 = start bit | |
219 | * Bit 25, 24 = opcode | |
220 | * Bit 23-16 = address | |
221 | * Bit 15-0 = write data | |
222 | * | |
223 | * Returns the word read from nvram @addr. | |
224 | */ | |
225 | static uint16_t | |
226 | qla2x00_nvram_request(scsi_qla_host_t *ha, uint32_t nv_cmd) | |
227 | { | |
228 | uint8_t cnt; | |
3d71644c | 229 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
230 | uint16_t data = 0; |
231 | uint16_t reg_data; | |
232 | ||
233 | /* Send command to NVRAM. */ | |
234 | nv_cmd <<= 5; | |
235 | for (cnt = 0; cnt < 11; cnt++) { | |
236 | if (nv_cmd & BIT_31) | |
237 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
238 | else | |
239 | qla2x00_nv_write(ha, 0); | |
240 | nv_cmd <<= 1; | |
241 | } | |
242 | ||
243 | /* Read data from NVRAM. */ | |
244 | for (cnt = 0; cnt < 16; cnt++) { | |
245 | WRT_REG_WORD(®->nvram, NVR_SELECT | NVR_CLOCK); | |
dcb36ce9 | 246 | RD_REG_WORD(®->nvram); /* PCI Posting. */ |
1da177e4 LT |
247 | NVRAM_DELAY(); |
248 | data <<= 1; | |
249 | reg_data = RD_REG_WORD(®->nvram); | |
250 | if (reg_data & NVR_DATA_IN) | |
251 | data |= BIT_0; | |
252 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
253 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
254 | NVRAM_DELAY(); | |
255 | } | |
256 | ||
257 | /* Deselect chip. */ | |
258 | WRT_REG_WORD(®->nvram, NVR_DESELECT); | |
259 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
260 | NVRAM_DELAY(); | |
261 | ||
262 | return (data); | |
263 | } | |
264 | ||
265 | /** | |
266 | * qla2x00_nv_write() - Clean NVRAM operations. | |
267 | * @ha: HA context | |
268 | */ | |
269 | static void | |
270 | qla2x00_nv_deselect(scsi_qla_host_t *ha) | |
271 | { | |
3d71644c | 272 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
273 | |
274 | WRT_REG_WORD(®->nvram, NVR_DESELECT); | |
275 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
276 | NVRAM_DELAY(); | |
277 | } | |
278 | ||
279 | /** | |
280 | * qla2x00_nv_write() - Prepare for NVRAM read/write operation. | |
281 | * @ha: HA context | |
282 | * @data: Serial interface selector | |
283 | */ | |
284 | static void | |
285 | qla2x00_nv_write(scsi_qla_host_t *ha, uint16_t data) | |
286 | { | |
3d71644c | 287 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
288 | |
289 | WRT_REG_WORD(®->nvram, data | NVR_SELECT | NVR_WRT_ENABLE); | |
290 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
291 | NVRAM_DELAY(); | |
292 | WRT_REG_WORD(®->nvram, data | NVR_SELECT| NVR_CLOCK | | |
293 | NVR_WRT_ENABLE); | |
294 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
295 | NVRAM_DELAY(); | |
296 | WRT_REG_WORD(®->nvram, data | NVR_SELECT | NVR_WRT_ENABLE); | |
297 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
298 | NVRAM_DELAY(); | |
299 | } | |
300 | ||
459c5378 AV |
301 | /** |
302 | * qla2x00_clear_nvram_protection() - | |
303 | * @ha: HA context | |
304 | */ | |
305 | static int | |
306 | qla2x00_clear_nvram_protection(scsi_qla_host_t *ha) | |
307 | { | |
308 | int ret, stat; | |
309 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
45aeaf1e | 310 | uint32_t word, wait_cnt; |
459c5378 AV |
311 | uint16_t wprot, wprot_old; |
312 | ||
313 | /* Clear NVRAM write protection. */ | |
314 | ret = QLA_FUNCTION_FAILED; | |
45aeaf1e RA |
315 | |
316 | wprot_old = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base)); | |
317 | stat = qla2x00_write_nvram_word_tmo(ha, ha->nvram_base, | |
459c5378 | 318 | __constant_cpu_to_le16(0x1234), 100000); |
45aeaf1e RA |
319 | wprot = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base)); |
320 | if (stat != QLA_SUCCESS || wprot != 0x1234) { | |
459c5378 AV |
321 | /* Write enable. */ |
322 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
323 | qla2x00_nv_write(ha, 0); | |
324 | qla2x00_nv_write(ha, 0); | |
325 | for (word = 0; word < 8; word++) | |
326 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
327 | ||
328 | qla2x00_nv_deselect(ha); | |
329 | ||
330 | /* Enable protection register. */ | |
331 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
332 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
333 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
334 | for (word = 0; word < 8; word++) | |
335 | qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); | |
336 | ||
337 | qla2x00_nv_deselect(ha); | |
338 | ||
339 | /* Clear protection register (ffff is cleared). */ | |
340 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
341 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
342 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
343 | for (word = 0; word < 8; word++) | |
344 | qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); | |
345 | ||
346 | qla2x00_nv_deselect(ha); | |
347 | ||
348 | /* Wait for NVRAM to become ready. */ | |
349 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
dcb36ce9 | 350 | RD_REG_WORD(®->nvram); /* PCI Posting. */ |
45aeaf1e | 351 | wait_cnt = NVR_WAIT_CNT; |
459c5378 | 352 | do { |
45aeaf1e RA |
353 | if (!--wait_cnt) { |
354 | DEBUG9_10(printk("%s(%ld): NVRAM didn't go " | |
355 | "ready...\n", __func__, | |
356 | ha->host_no)); | |
357 | break; | |
358 | } | |
459c5378 AV |
359 | NVRAM_DELAY(); |
360 | word = RD_REG_WORD(®->nvram); | |
361 | } while ((word & NVR_DATA_IN) == 0); | |
362 | ||
45aeaf1e RA |
363 | if (wait_cnt) |
364 | ret = QLA_SUCCESS; | |
459c5378 | 365 | } else |
45aeaf1e | 366 | qla2x00_write_nvram_word(ha, ha->nvram_base, wprot_old); |
459c5378 AV |
367 | |
368 | return ret; | |
369 | } | |
370 | ||
371 | static void | |
372 | qla2x00_set_nvram_protection(scsi_qla_host_t *ha, int stat) | |
373 | { | |
374 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
45aeaf1e | 375 | uint32_t word, wait_cnt; |
459c5378 AV |
376 | |
377 | if (stat != QLA_SUCCESS) | |
378 | return; | |
379 | ||
380 | /* Set NVRAM write protection. */ | |
381 | /* Write enable. */ | |
382 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
383 | qla2x00_nv_write(ha, 0); | |
384 | qla2x00_nv_write(ha, 0); | |
385 | for (word = 0; word < 8; word++) | |
386 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
387 | ||
388 | qla2x00_nv_deselect(ha); | |
389 | ||
390 | /* Enable protection register. */ | |
391 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
392 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
393 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
394 | for (word = 0; word < 8; word++) | |
395 | qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); | |
396 | ||
397 | qla2x00_nv_deselect(ha); | |
398 | ||
399 | /* Enable protection register. */ | |
400 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
401 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
402 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
403 | for (word = 0; word < 8; word++) | |
404 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
405 | ||
406 | qla2x00_nv_deselect(ha); | |
407 | ||
408 | /* Wait for NVRAM to become ready. */ | |
409 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
dcb36ce9 | 410 | RD_REG_WORD(®->nvram); /* PCI Posting. */ |
45aeaf1e | 411 | wait_cnt = NVR_WAIT_CNT; |
459c5378 | 412 | do { |
45aeaf1e RA |
413 | if (!--wait_cnt) { |
414 | DEBUG9_10(printk("%s(%ld): NVRAM didn't go ready...\n", | |
415 | __func__, ha->host_no)); | |
416 | break; | |
417 | } | |
459c5378 AV |
418 | NVRAM_DELAY(); |
419 | word = RD_REG_WORD(®->nvram); | |
420 | } while ((word & NVR_DATA_IN) == 0); | |
421 | } | |
422 | ||
423 | ||
424 | /*****************************************************************************/ | |
425 | /* Flash Manipulation Routines */ | |
426 | /*****************************************************************************/ | |
427 | ||
428 | static inline uint32_t | |
429 | flash_conf_to_access_addr(uint32_t faddr) | |
430 | { | |
431 | return FARX_ACCESS_FLASH_CONF | faddr; | |
432 | } | |
433 | ||
434 | static inline uint32_t | |
435 | flash_data_to_access_addr(uint32_t faddr) | |
436 | { | |
437 | return FARX_ACCESS_FLASH_DATA | faddr; | |
438 | } | |
439 | ||
440 | static inline uint32_t | |
441 | nvram_conf_to_access_addr(uint32_t naddr) | |
442 | { | |
443 | return FARX_ACCESS_NVRAM_CONF | naddr; | |
444 | } | |
445 | ||
446 | static inline uint32_t | |
447 | nvram_data_to_access_addr(uint32_t naddr) | |
448 | { | |
449 | return FARX_ACCESS_NVRAM_DATA | naddr; | |
450 | } | |
451 | ||
e5f82ab8 | 452 | static uint32_t |
459c5378 AV |
453 | qla24xx_read_flash_dword(scsi_qla_host_t *ha, uint32_t addr) |
454 | { | |
455 | int rval; | |
456 | uint32_t cnt, data; | |
457 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
458 | ||
459 | WRT_REG_DWORD(®->flash_addr, addr & ~FARX_DATA_FLAG); | |
460 | /* Wait for READ cycle to complete. */ | |
461 | rval = QLA_SUCCESS; | |
462 | for (cnt = 3000; | |
463 | (RD_REG_DWORD(®->flash_addr) & FARX_DATA_FLAG) == 0 && | |
464 | rval == QLA_SUCCESS; cnt--) { | |
465 | if (cnt) | |
466 | udelay(10); | |
467 | else | |
468 | rval = QLA_FUNCTION_TIMEOUT; | |
40a2e34a | 469 | cond_resched(); |
459c5378 AV |
470 | } |
471 | ||
472 | /* TODO: What happens if we time out? */ | |
473 | data = 0xDEADDEAD; | |
474 | if (rval == QLA_SUCCESS) | |
475 | data = RD_REG_DWORD(®->flash_data); | |
476 | ||
477 | return data; | |
478 | } | |
479 | ||
480 | uint32_t * | |
481 | qla24xx_read_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr, | |
482 | uint32_t dwords) | |
483 | { | |
484 | uint32_t i; | |
459c5378 AV |
485 | |
486 | /* Dword reads to flash. */ | |
487 | for (i = 0; i < dwords; i++, faddr++) | |
488 | dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, | |
489 | flash_data_to_access_addr(faddr))); | |
490 | ||
459c5378 AV |
491 | return dwptr; |
492 | } | |
493 | ||
e5f82ab8 | 494 | static int |
459c5378 AV |
495 | qla24xx_write_flash_dword(scsi_qla_host_t *ha, uint32_t addr, uint32_t data) |
496 | { | |
497 | int rval; | |
498 | uint32_t cnt; | |
499 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
500 | ||
501 | WRT_REG_DWORD(®->flash_data, data); | |
502 | RD_REG_DWORD(®->flash_data); /* PCI Posting. */ | |
503 | WRT_REG_DWORD(®->flash_addr, addr | FARX_DATA_FLAG); | |
504 | /* Wait for Write cycle to complete. */ | |
505 | rval = QLA_SUCCESS; | |
506 | for (cnt = 500000; (RD_REG_DWORD(®->flash_addr) & FARX_DATA_FLAG) && | |
507 | rval == QLA_SUCCESS; cnt--) { | |
508 | if (cnt) | |
509 | udelay(10); | |
510 | else | |
511 | rval = QLA_FUNCTION_TIMEOUT; | |
40a2e34a | 512 | cond_resched(); |
459c5378 AV |
513 | } |
514 | return rval; | |
515 | } | |
516 | ||
e5f82ab8 | 517 | static void |
459c5378 AV |
518 | qla24xx_get_flash_manufacturer(scsi_qla_host_t *ha, uint8_t *man_id, |
519 | uint8_t *flash_id) | |
520 | { | |
521 | uint32_t ids; | |
522 | ||
523 | ids = qla24xx_read_flash_dword(ha, flash_data_to_access_addr(0xd03ab)); | |
524 | *man_id = LSB(ids); | |
525 | *flash_id = MSB(ids); | |
45aeaf1e RA |
526 | |
527 | /* Check if man_id and flash_id are valid. */ | |
528 | if (ids != 0xDEADDEAD && (*man_id == 0 || *flash_id == 0)) { | |
529 | /* Read information using 0x9f opcode | |
530 | * Device ID, Mfg ID would be read in the format: | |
531 | * <Ext Dev Info><Device ID Part2><Device ID Part 1><Mfg ID> | |
532 | * Example: ATMEL 0x00 01 45 1F | |
533 | * Extract MFG and Dev ID from last two bytes. | |
534 | */ | |
535 | ids = qla24xx_read_flash_dword(ha, | |
536 | flash_data_to_access_addr(0xd009f)); | |
537 | *man_id = LSB(ids); | |
538 | *flash_id = MSB(ids); | |
539 | } | |
459c5378 AV |
540 | } |
541 | ||
e5f82ab8 | 542 | static int |
459c5378 AV |
543 | qla24xx_write_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr, |
544 | uint32_t dwords) | |
545 | { | |
546 | int ret; | |
547 | uint32_t liter; | |
45aeaf1e RA |
548 | uint32_t sec_mask, rest_addr, conf_addr, sec_end_mask; |
549 | uint32_t fdata, findex ; | |
459c5378 AV |
550 | uint8_t man_id, flash_id; |
551 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
552 | ||
553 | ret = QLA_SUCCESS; | |
554 | ||
459c5378 AV |
555 | qla24xx_get_flash_manufacturer(ha, &man_id, &flash_id); |
556 | DEBUG9(printk("%s(%ld): Flash man_id=%d flash_id=%d\n", __func__, | |
557 | ha->host_no, man_id, flash_id)); | |
558 | ||
45aeaf1e | 559 | sec_end_mask = 0; |
459c5378 AV |
560 | conf_addr = flash_conf_to_access_addr(0x03d8); |
561 | switch (man_id) { | |
fa2a1ce5 | 562 | case 0xbf: /* STT flash. */ |
459c5378 AV |
563 | rest_addr = 0x1fff; |
564 | sec_mask = 0x3e000; | |
565 | if (flash_id == 0x80) | |
566 | conf_addr = flash_conf_to_access_addr(0x0352); | |
567 | break; | |
fa2a1ce5 | 568 | case 0x13: /* ST M25P80. */ |
459c5378 AV |
569 | rest_addr = 0x3fff; |
570 | sec_mask = 0x3c000; | |
571 | break; | |
45aeaf1e RA |
572 | case 0x1f: // Atmel 26DF081A |
573 | rest_addr = 0x0fff; | |
574 | sec_mask = 0xff000; | |
575 | sec_end_mask = 0x003ff; | |
576 | conf_addr = flash_conf_to_access_addr(0x0320); | |
577 | break; | |
459c5378 | 578 | default: |
fa2a1ce5 | 579 | /* Default to 64 kb sector size. */ |
459c5378 AV |
580 | rest_addr = 0x3fff; |
581 | sec_mask = 0x3c000; | |
582 | break; | |
583 | } | |
584 | ||
585 | /* Enable flash write. */ | |
586 | WRT_REG_DWORD(®->ctrl_status, | |
587 | RD_REG_DWORD(®->ctrl_status) | CSRX_FLASH_ENABLE); | |
588 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
589 | ||
590 | /* Disable flash write-protection. */ | |
591 | qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0); | |
45aeaf1e RA |
592 | /* Some flash parts need an additional zero-write to clear bits.*/ |
593 | qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0); | |
459c5378 AV |
594 | |
595 | do { /* Loop once to provide quick error exit. */ | |
596 | for (liter = 0; liter < dwords; liter++, faddr++, dwptr++) { | |
45aeaf1e RA |
597 | if (man_id == 0x1f) { |
598 | findex = faddr << 2; | |
599 | fdata = findex & sec_mask; | |
600 | } else { | |
601 | findex = faddr; | |
602 | fdata = (findex & sec_mask) << 2; | |
603 | } | |
604 | ||
459c5378 | 605 | /* Are we at the beginning of a sector? */ |
45aeaf1e RA |
606 | if ((findex & rest_addr) == 0) { |
607 | /* | |
608 | * Do sector unprotect at 4K boundry for Atmel | |
609 | * part. | |
610 | */ | |
611 | if (man_id == 0x1f) | |
612 | qla24xx_write_flash_dword(ha, | |
613 | flash_conf_to_access_addr(0x0339), | |
614 | (fdata & 0xff00) | ((fdata << 16) & | |
615 | 0xff0000) | ((fdata >> 16) & 0xff)); | |
459c5378 AV |
616 | ret = qla24xx_write_flash_dword(ha, conf_addr, |
617 | (fdata & 0xff00) |((fdata << 16) & | |
618 | 0xff0000) | ((fdata >> 16) & 0xff)); | |
619 | if (ret != QLA_SUCCESS) { | |
620 | DEBUG9(printk("%s(%ld) Unable to flash " | |
621 | "sector: address=%x.\n", __func__, | |
622 | ha->host_no, faddr)); | |
623 | break; | |
624 | } | |
625 | } | |
626 | ret = qla24xx_write_flash_dword(ha, | |
627 | flash_data_to_access_addr(faddr), | |
628 | cpu_to_le32(*dwptr)); | |
629 | if (ret != QLA_SUCCESS) { | |
630 | DEBUG9(printk("%s(%ld) Unable to program flash " | |
631 | "address=%x data=%x.\n", __func__, | |
632 | ha->host_no, faddr, *dwptr)); | |
633 | break; | |
634 | } | |
45aeaf1e RA |
635 | |
636 | /* Do sector protect at 4K boundry for Atmel part. */ | |
637 | if (man_id == 0x1f && | |
638 | ((faddr & sec_end_mask) == 0x3ff)) | |
639 | qla24xx_write_flash_dword(ha, | |
640 | flash_conf_to_access_addr(0x0336), | |
641 | (fdata & 0xff00) | ((fdata << 16) & | |
642 | 0xff0000) | ((fdata >> 16) & 0xff)); | |
459c5378 AV |
643 | } |
644 | } while (0); | |
645 | ||
e978010c | 646 | /* Enable flash write-protection. */ |
647 | qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0x9c); | |
648 | ||
459c5378 AV |
649 | /* Disable flash write. */ |
650 | WRT_REG_DWORD(®->ctrl_status, | |
651 | RD_REG_DWORD(®->ctrl_status) & ~CSRX_FLASH_ENABLE); | |
652 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
653 | ||
459c5378 AV |
654 | return ret; |
655 | } | |
656 | ||
657 | uint8_t * | |
658 | qla2x00_read_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
659 | uint32_t bytes) | |
660 | { | |
661 | uint32_t i; | |
662 | uint16_t *wptr; | |
663 | ||
664 | /* Word reads to NVRAM via registers. */ | |
665 | wptr = (uint16_t *)buf; | |
666 | qla2x00_lock_nvram_access(ha); | |
667 | for (i = 0; i < bytes >> 1; i++, naddr++) | |
668 | wptr[i] = cpu_to_le16(qla2x00_get_nvram_word(ha, | |
669 | naddr)); | |
670 | qla2x00_unlock_nvram_access(ha); | |
671 | ||
672 | return buf; | |
673 | } | |
674 | ||
675 | uint8_t * | |
676 | qla24xx_read_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
677 | uint32_t bytes) | |
678 | { | |
679 | uint32_t i; | |
680 | uint32_t *dwptr; | |
459c5378 AV |
681 | |
682 | /* Dword reads to flash. */ | |
683 | dwptr = (uint32_t *)buf; | |
684 | for (i = 0; i < bytes >> 2; i++, naddr++) | |
685 | dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, | |
686 | nvram_data_to_access_addr(naddr))); | |
687 | ||
459c5378 AV |
688 | return buf; |
689 | } | |
690 | ||
691 | int | |
692 | qla2x00_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
693 | uint32_t bytes) | |
694 | { | |
695 | int ret, stat; | |
696 | uint32_t i; | |
697 | uint16_t *wptr; | |
698 | ||
699 | ret = QLA_SUCCESS; | |
700 | ||
701 | qla2x00_lock_nvram_access(ha); | |
702 | ||
703 | /* Disable NVRAM write-protection. */ | |
704 | stat = qla2x00_clear_nvram_protection(ha); | |
705 | ||
706 | wptr = (uint16_t *)buf; | |
707 | for (i = 0; i < bytes >> 1; i++, naddr++) { | |
708 | qla2x00_write_nvram_word(ha, naddr, | |
709 | cpu_to_le16(*wptr)); | |
710 | wptr++; | |
711 | } | |
712 | ||
713 | /* Enable NVRAM write-protection. */ | |
714 | qla2x00_set_nvram_protection(ha, stat); | |
715 | ||
716 | qla2x00_unlock_nvram_access(ha); | |
717 | ||
718 | return ret; | |
719 | } | |
720 | ||
721 | int | |
722 | qla24xx_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
723 | uint32_t bytes) | |
724 | { | |
725 | int ret; | |
726 | uint32_t i; | |
727 | uint32_t *dwptr; | |
728 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
729 | ||
730 | ret = QLA_SUCCESS; | |
731 | ||
459c5378 AV |
732 | /* Enable flash write. */ |
733 | WRT_REG_DWORD(®->ctrl_status, | |
734 | RD_REG_DWORD(®->ctrl_status) | CSRX_FLASH_ENABLE); | |
735 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
736 | ||
737 | /* Disable NVRAM write-protection. */ | |
738 | qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101), | |
739 | 0); | |
740 | qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101), | |
741 | 0); | |
742 | ||
743 | /* Dword writes to flash. */ | |
744 | dwptr = (uint32_t *)buf; | |
745 | for (i = 0; i < bytes >> 2; i++, naddr++, dwptr++) { | |
746 | ret = qla24xx_write_flash_dword(ha, | |
747 | nvram_data_to_access_addr(naddr), | |
748 | cpu_to_le32(*dwptr)); | |
749 | if (ret != QLA_SUCCESS) { | |
750 | DEBUG9(printk("%s(%ld) Unable to program " | |
751 | "nvram address=%x data=%x.\n", __func__, | |
752 | ha->host_no, naddr, *dwptr)); | |
753 | break; | |
754 | } | |
755 | } | |
756 | ||
757 | /* Enable NVRAM write-protection. */ | |
758 | qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101), | |
759 | 0x8c); | |
760 | ||
761 | /* Disable flash write. */ | |
762 | WRT_REG_DWORD(®->ctrl_status, | |
763 | RD_REG_DWORD(®->ctrl_status) & ~CSRX_FLASH_ENABLE); | |
764 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
765 | ||
459c5378 AV |
766 | return ret; |
767 | } | |
f6df144c | 768 | |
c3a2f0df AV |
769 | uint8_t * |
770 | qla25xx_read_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
771 | uint32_t bytes) | |
772 | { | |
773 | uint32_t i; | |
774 | uint32_t *dwptr; | |
775 | ||
776 | /* Dword reads to flash. */ | |
777 | dwptr = (uint32_t *)buf; | |
778 | for (i = 0; i < bytes >> 2; i++, naddr++) | |
779 | dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, | |
780 | flash_data_to_access_addr(FA_VPD_NVRAM_ADDR | naddr))); | |
781 | ||
782 | return buf; | |
783 | } | |
784 | ||
785 | int | |
786 | qla25xx_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
787 | uint32_t bytes) | |
788 | { | |
789 | return qla24xx_write_flash_data(ha, (uint32_t *)buf, | |
790 | FA_VPD_NVRAM_ADDR | naddr, bytes >> 2); | |
791 | } | |
f6df144c | 792 | |
793 | static inline void | |
794 | qla2x00_flip_colors(scsi_qla_host_t *ha, uint16_t *pflags) | |
795 | { | |
796 | if (IS_QLA2322(ha)) { | |
797 | /* Flip all colors. */ | |
798 | if (ha->beacon_color_state == QLA_LED_ALL_ON) { | |
799 | /* Turn off. */ | |
800 | ha->beacon_color_state = 0; | |
801 | *pflags = GPIO_LED_ALL_OFF; | |
802 | } else { | |
803 | /* Turn on. */ | |
804 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
805 | *pflags = GPIO_LED_RGA_ON; | |
806 | } | |
807 | } else { | |
808 | /* Flip green led only. */ | |
809 | if (ha->beacon_color_state == QLA_LED_GRN_ON) { | |
810 | /* Turn off. */ | |
811 | ha->beacon_color_state = 0; | |
812 | *pflags = GPIO_LED_GREEN_OFF_AMBER_OFF; | |
813 | } else { | |
814 | /* Turn on. */ | |
815 | ha->beacon_color_state = QLA_LED_GRN_ON; | |
816 | *pflags = GPIO_LED_GREEN_ON_AMBER_OFF; | |
817 | } | |
818 | } | |
819 | } | |
820 | ||
821 | void | |
822 | qla2x00_beacon_blink(struct scsi_qla_host *ha) | |
823 | { | |
824 | uint16_t gpio_enable; | |
825 | uint16_t gpio_data; | |
826 | uint16_t led_color = 0; | |
827 | unsigned long flags; | |
828 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
829 | ||
830 | if (ha->pio_address) | |
831 | reg = (struct device_reg_2xxx __iomem *)ha->pio_address; | |
832 | ||
833 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
834 | ||
835 | /* Save the Original GPIOE. */ | |
836 | if (ha->pio_address) { | |
837 | gpio_enable = RD_REG_WORD_PIO(®->gpioe); | |
838 | gpio_data = RD_REG_WORD_PIO(®->gpiod); | |
839 | } else { | |
840 | gpio_enable = RD_REG_WORD(®->gpioe); | |
841 | gpio_data = RD_REG_WORD(®->gpiod); | |
842 | } | |
843 | ||
844 | /* Set the modified gpio_enable values */ | |
845 | gpio_enable |= GPIO_LED_MASK; | |
846 | ||
847 | if (ha->pio_address) { | |
848 | WRT_REG_WORD_PIO(®->gpioe, gpio_enable); | |
849 | } else { | |
850 | WRT_REG_WORD(®->gpioe, gpio_enable); | |
851 | RD_REG_WORD(®->gpioe); | |
852 | } | |
853 | ||
854 | qla2x00_flip_colors(ha, &led_color); | |
855 | ||
856 | /* Clear out any previously set LED color. */ | |
857 | gpio_data &= ~GPIO_LED_MASK; | |
858 | ||
859 | /* Set the new input LED color to GPIOD. */ | |
860 | gpio_data |= led_color; | |
861 | ||
862 | /* Set the modified gpio_data values */ | |
863 | if (ha->pio_address) { | |
864 | WRT_REG_WORD_PIO(®->gpiod, gpio_data); | |
865 | } else { | |
866 | WRT_REG_WORD(®->gpiod, gpio_data); | |
867 | RD_REG_WORD(®->gpiod); | |
868 | } | |
869 | ||
870 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
871 | } | |
872 | ||
873 | int | |
874 | qla2x00_beacon_on(struct scsi_qla_host *ha) | |
875 | { | |
876 | uint16_t gpio_enable; | |
877 | uint16_t gpio_data; | |
878 | unsigned long flags; | |
879 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
880 | ||
881 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
882 | ha->fw_options[1] |= FO1_DISABLE_GPIO6_7; | |
883 | ||
884 | if (qla2x00_set_fw_options(ha, ha->fw_options) != QLA_SUCCESS) { | |
885 | qla_printk(KERN_WARNING, ha, | |
886 | "Unable to update fw options (beacon on).\n"); | |
887 | return QLA_FUNCTION_FAILED; | |
888 | } | |
889 | ||
890 | if (ha->pio_address) | |
891 | reg = (struct device_reg_2xxx __iomem *)ha->pio_address; | |
892 | ||
893 | /* Turn off LEDs. */ | |
894 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
895 | if (ha->pio_address) { | |
896 | gpio_enable = RD_REG_WORD_PIO(®->gpioe); | |
897 | gpio_data = RD_REG_WORD_PIO(®->gpiod); | |
898 | } else { | |
899 | gpio_enable = RD_REG_WORD(®->gpioe); | |
900 | gpio_data = RD_REG_WORD(®->gpiod); | |
901 | } | |
902 | gpio_enable |= GPIO_LED_MASK; | |
903 | ||
904 | /* Set the modified gpio_enable values. */ | |
905 | if (ha->pio_address) { | |
906 | WRT_REG_WORD_PIO(®->gpioe, gpio_enable); | |
907 | } else { | |
908 | WRT_REG_WORD(®->gpioe, gpio_enable); | |
909 | RD_REG_WORD(®->gpioe); | |
910 | } | |
911 | ||
912 | /* Clear out previously set LED colour. */ | |
913 | gpio_data &= ~GPIO_LED_MASK; | |
914 | if (ha->pio_address) { | |
915 | WRT_REG_WORD_PIO(®->gpiod, gpio_data); | |
916 | } else { | |
917 | WRT_REG_WORD(®->gpiod, gpio_data); | |
918 | RD_REG_WORD(®->gpiod); | |
919 | } | |
920 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
921 | ||
922 | /* | |
923 | * Let the per HBA timer kick off the blinking process based on | |
924 | * the following flags. No need to do anything else now. | |
925 | */ | |
926 | ha->beacon_blink_led = 1; | |
927 | ha->beacon_color_state = 0; | |
928 | ||
929 | return QLA_SUCCESS; | |
930 | } | |
931 | ||
932 | int | |
933 | qla2x00_beacon_off(struct scsi_qla_host *ha) | |
934 | { | |
935 | int rval = QLA_SUCCESS; | |
936 | ||
937 | ha->beacon_blink_led = 0; | |
938 | ||
939 | /* Set the on flag so when it gets flipped it will be off. */ | |
940 | if (IS_QLA2322(ha)) | |
941 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
942 | else | |
943 | ha->beacon_color_state = QLA_LED_GRN_ON; | |
944 | ||
fd34f556 | 945 | ha->isp_ops->beacon_blink(ha); /* This turns green LED off */ |
f6df144c | 946 | |
947 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
948 | ha->fw_options[1] &= ~FO1_DISABLE_GPIO6_7; | |
949 | ||
950 | rval = qla2x00_set_fw_options(ha, ha->fw_options); | |
951 | if (rval != QLA_SUCCESS) | |
952 | qla_printk(KERN_WARNING, ha, | |
953 | "Unable to update fw options (beacon off).\n"); | |
954 | return rval; | |
955 | } | |
956 | ||
957 | ||
958 | static inline void | |
959 | qla24xx_flip_colors(scsi_qla_host_t *ha, uint16_t *pflags) | |
960 | { | |
961 | /* Flip all colors. */ | |
962 | if (ha->beacon_color_state == QLA_LED_ALL_ON) { | |
963 | /* Turn off. */ | |
964 | ha->beacon_color_state = 0; | |
965 | *pflags = 0; | |
966 | } else { | |
967 | /* Turn on. */ | |
968 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
969 | *pflags = GPDX_LED_YELLOW_ON | GPDX_LED_AMBER_ON; | |
970 | } | |
971 | } | |
972 | ||
973 | void | |
974 | qla24xx_beacon_blink(struct scsi_qla_host *ha) | |
975 | { | |
976 | uint16_t led_color = 0; | |
977 | uint32_t gpio_data; | |
978 | unsigned long flags; | |
979 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
980 | ||
981 | /* Save the Original GPIOD. */ | |
982 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
983 | gpio_data = RD_REG_DWORD(®->gpiod); | |
984 | ||
985 | /* Enable the gpio_data reg for update. */ | |
986 | gpio_data |= GPDX_LED_UPDATE_MASK; | |
987 | ||
988 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
989 | gpio_data = RD_REG_DWORD(®->gpiod); | |
990 | ||
991 | /* Set the color bits. */ | |
992 | qla24xx_flip_colors(ha, &led_color); | |
993 | ||
994 | /* Clear out any previously set LED color. */ | |
995 | gpio_data &= ~GPDX_LED_COLOR_MASK; | |
996 | ||
997 | /* Set the new input LED color to GPIOD. */ | |
998 | gpio_data |= led_color; | |
999 | ||
1000 | /* Set the modified gpio_data values. */ | |
1001 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
1002 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1003 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1004 | } | |
1005 | ||
1006 | int | |
1007 | qla24xx_beacon_on(struct scsi_qla_host *ha) | |
1008 | { | |
1009 | uint32_t gpio_data; | |
1010 | unsigned long flags; | |
1011 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1012 | ||
1013 | if (ha->beacon_blink_led == 0) { | |
1014 | /* Enable firmware for update */ | |
1015 | ha->fw_options[1] |= ADD_FO1_DISABLE_GPIO_LED_CTRL; | |
1016 | ||
1017 | if (qla2x00_set_fw_options(ha, ha->fw_options) != QLA_SUCCESS) | |
1018 | return QLA_FUNCTION_FAILED; | |
1019 | ||
1020 | if (qla2x00_get_fw_options(ha, ha->fw_options) != | |
1021 | QLA_SUCCESS) { | |
1022 | qla_printk(KERN_WARNING, ha, | |
1023 | "Unable to update fw options (beacon on).\n"); | |
1024 | return QLA_FUNCTION_FAILED; | |
1025 | } | |
1026 | ||
1027 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1028 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1029 | ||
1030 | /* Enable the gpio_data reg for update. */ | |
1031 | gpio_data |= GPDX_LED_UPDATE_MASK; | |
1032 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
1033 | RD_REG_DWORD(®->gpiod); | |
1034 | ||
1035 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1036 | } | |
1037 | ||
1038 | /* So all colors blink together. */ | |
1039 | ha->beacon_color_state = 0; | |
1040 | ||
1041 | /* Let the per HBA timer kick off the blinking process. */ | |
1042 | ha->beacon_blink_led = 1; | |
1043 | ||
1044 | return QLA_SUCCESS; | |
1045 | } | |
1046 | ||
1047 | int | |
1048 | qla24xx_beacon_off(struct scsi_qla_host *ha) | |
1049 | { | |
1050 | uint32_t gpio_data; | |
1051 | unsigned long flags; | |
1052 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1053 | ||
1054 | ha->beacon_blink_led = 0; | |
1055 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
1056 | ||
fd34f556 | 1057 | ha->isp_ops->beacon_blink(ha); /* Will flip to all off. */ |
f6df144c | 1058 | |
1059 | /* Give control back to firmware. */ | |
1060 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1061 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1062 | ||
1063 | /* Disable the gpio_data reg for update. */ | |
1064 | gpio_data &= ~GPDX_LED_UPDATE_MASK; | |
1065 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
1066 | RD_REG_DWORD(®->gpiod); | |
1067 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1068 | ||
1069 | ha->fw_options[1] &= ~ADD_FO1_DISABLE_GPIO_LED_CTRL; | |
1070 | ||
1071 | if (qla2x00_set_fw_options(ha, ha->fw_options) != QLA_SUCCESS) { | |
1072 | qla_printk(KERN_WARNING, ha, | |
1073 | "Unable to update fw options (beacon off).\n"); | |
1074 | return QLA_FUNCTION_FAILED; | |
1075 | } | |
1076 | ||
1077 | if (qla2x00_get_fw_options(ha, ha->fw_options) != QLA_SUCCESS) { | |
1078 | qla_printk(KERN_WARNING, ha, | |
1079 | "Unable to get fw options (beacon off).\n"); | |
1080 | return QLA_FUNCTION_FAILED; | |
1081 | } | |
1082 | ||
1083 | return QLA_SUCCESS; | |
1084 | } | |
854165f4 | 1085 | |
1086 | ||
1087 | /* | |
1088 | * Flash support routines | |
1089 | */ | |
1090 | ||
1091 | /** | |
1092 | * qla2x00_flash_enable() - Setup flash for reading and writing. | |
1093 | * @ha: HA context | |
1094 | */ | |
1095 | static void | |
1096 | qla2x00_flash_enable(scsi_qla_host_t *ha) | |
1097 | { | |
1098 | uint16_t data; | |
1099 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1100 | ||
1101 | data = RD_REG_WORD(®->ctrl_status); | |
1102 | data |= CSR_FLASH_ENABLE; | |
1103 | WRT_REG_WORD(®->ctrl_status, data); | |
1104 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1105 | } | |
1106 | ||
1107 | /** | |
1108 | * qla2x00_flash_disable() - Disable flash and allow RISC to run. | |
1109 | * @ha: HA context | |
1110 | */ | |
1111 | static void | |
1112 | qla2x00_flash_disable(scsi_qla_host_t *ha) | |
1113 | { | |
1114 | uint16_t data; | |
1115 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1116 | ||
1117 | data = RD_REG_WORD(®->ctrl_status); | |
1118 | data &= ~(CSR_FLASH_ENABLE); | |
1119 | WRT_REG_WORD(®->ctrl_status, data); | |
1120 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1121 | } | |
1122 | ||
1123 | /** | |
1124 | * qla2x00_read_flash_byte() - Reads a byte from flash | |
1125 | * @ha: HA context | |
1126 | * @addr: Address in flash to read | |
1127 | * | |
1128 | * A word is read from the chip, but, only the lower byte is valid. | |
1129 | * | |
1130 | * Returns the byte read from flash @addr. | |
1131 | */ | |
1132 | static uint8_t | |
1133 | qla2x00_read_flash_byte(scsi_qla_host_t *ha, uint32_t addr) | |
1134 | { | |
1135 | uint16_t data; | |
1136 | uint16_t bank_select; | |
1137 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1138 | ||
1139 | bank_select = RD_REG_WORD(®->ctrl_status); | |
1140 | ||
1141 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
1142 | /* Specify 64K address range: */ | |
1143 | /* clear out Module Select and Flash Address bits [19:16]. */ | |
1144 | bank_select &= ~0xf8; | |
1145 | bank_select |= addr >> 12 & 0xf0; | |
1146 | bank_select |= CSR_FLASH_64K_BANK; | |
1147 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1148 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1149 | ||
1150 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1151 | data = RD_REG_WORD(®->flash_data); | |
1152 | ||
1153 | return (uint8_t)data; | |
1154 | } | |
1155 | ||
1156 | /* Setup bit 16 of flash address. */ | |
1157 | if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) { | |
1158 | bank_select |= CSR_FLASH_64K_BANK; | |
1159 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1160 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1161 | } else if (((addr & BIT_16) == 0) && | |
1162 | (bank_select & CSR_FLASH_64K_BANK)) { | |
1163 | bank_select &= ~(CSR_FLASH_64K_BANK); | |
1164 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1165 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1166 | } | |
1167 | ||
1168 | /* Always perform IO mapped accesses to the FLASH registers. */ | |
1169 | if (ha->pio_address) { | |
1170 | uint16_t data2; | |
1171 | ||
1172 | reg = (struct device_reg_2xxx __iomem *)ha->pio_address; | |
1173 | WRT_REG_WORD_PIO(®->flash_address, (uint16_t)addr); | |
1174 | do { | |
1175 | data = RD_REG_WORD_PIO(®->flash_data); | |
1176 | barrier(); | |
1177 | cpu_relax(); | |
1178 | data2 = RD_REG_WORD_PIO(®->flash_data); | |
1179 | } while (data != data2); | |
1180 | } else { | |
1181 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1182 | data = qla2x00_debounce_register(®->flash_data); | |
1183 | } | |
1184 | ||
1185 | return (uint8_t)data; | |
1186 | } | |
1187 | ||
1188 | /** | |
1189 | * qla2x00_write_flash_byte() - Write a byte to flash | |
1190 | * @ha: HA context | |
1191 | * @addr: Address in flash to write | |
1192 | * @data: Data to write | |
1193 | */ | |
1194 | static void | |
1195 | qla2x00_write_flash_byte(scsi_qla_host_t *ha, uint32_t addr, uint8_t data) | |
1196 | { | |
1197 | uint16_t bank_select; | |
1198 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1199 | ||
1200 | bank_select = RD_REG_WORD(®->ctrl_status); | |
1201 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
1202 | /* Specify 64K address range: */ | |
1203 | /* clear out Module Select and Flash Address bits [19:16]. */ | |
1204 | bank_select &= ~0xf8; | |
1205 | bank_select |= addr >> 12 & 0xf0; | |
1206 | bank_select |= CSR_FLASH_64K_BANK; | |
1207 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1208 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1209 | ||
1210 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1211 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1212 | WRT_REG_WORD(®->flash_data, (uint16_t)data); | |
1213 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1214 | ||
1215 | return; | |
1216 | } | |
1217 | ||
1218 | /* Setup bit 16 of flash address. */ | |
1219 | if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) { | |
1220 | bank_select |= CSR_FLASH_64K_BANK; | |
1221 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1222 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1223 | } else if (((addr & BIT_16) == 0) && | |
1224 | (bank_select & CSR_FLASH_64K_BANK)) { | |
1225 | bank_select &= ~(CSR_FLASH_64K_BANK); | |
1226 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1227 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1228 | } | |
1229 | ||
1230 | /* Always perform IO mapped accesses to the FLASH registers. */ | |
1231 | if (ha->pio_address) { | |
1232 | reg = (struct device_reg_2xxx __iomem *)ha->pio_address; | |
1233 | WRT_REG_WORD_PIO(®->flash_address, (uint16_t)addr); | |
1234 | WRT_REG_WORD_PIO(®->flash_data, (uint16_t)data); | |
1235 | } else { | |
1236 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1237 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1238 | WRT_REG_WORD(®->flash_data, (uint16_t)data); | |
1239 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1240 | } | |
1241 | } | |
1242 | ||
1243 | /** | |
1244 | * qla2x00_poll_flash() - Polls flash for completion. | |
1245 | * @ha: HA context | |
1246 | * @addr: Address in flash to poll | |
1247 | * @poll_data: Data to be polled | |
1248 | * @man_id: Flash manufacturer ID | |
1249 | * @flash_id: Flash ID | |
1250 | * | |
1251 | * This function polls the device until bit 7 of what is read matches data | |
1252 | * bit 7 or until data bit 5 becomes a 1. If that hapens, the flash ROM timed | |
1253 | * out (a fatal error). The flash book recommeds reading bit 7 again after | |
1254 | * reading bit 5 as a 1. | |
1255 | * | |
1256 | * Returns 0 on success, else non-zero. | |
1257 | */ | |
1258 | static int | |
1259 | qla2x00_poll_flash(scsi_qla_host_t *ha, uint32_t addr, uint8_t poll_data, | |
1260 | uint8_t man_id, uint8_t flash_id) | |
1261 | { | |
1262 | int status; | |
1263 | uint8_t flash_data; | |
1264 | uint32_t cnt; | |
1265 | ||
1266 | status = 1; | |
1267 | ||
1268 | /* Wait for 30 seconds for command to finish. */ | |
1269 | poll_data &= BIT_7; | |
1270 | for (cnt = 3000000; cnt; cnt--) { | |
1271 | flash_data = qla2x00_read_flash_byte(ha, addr); | |
1272 | if ((flash_data & BIT_7) == poll_data) { | |
1273 | status = 0; | |
1274 | break; | |
1275 | } | |
1276 | ||
1277 | if (man_id != 0x40 && man_id != 0xda) { | |
1278 | if ((flash_data & BIT_5) && cnt > 2) | |
1279 | cnt = 2; | |
1280 | } | |
1281 | udelay(10); | |
1282 | barrier(); | |
40a2e34a | 1283 | cond_resched(); |
854165f4 | 1284 | } |
1285 | return status; | |
1286 | } | |
1287 | ||
854165f4 | 1288 | /** |
1289 | * qla2x00_program_flash_address() - Programs a flash address | |
1290 | * @ha: HA context | |
1291 | * @addr: Address in flash to program | |
1292 | * @data: Data to be written in flash | |
1293 | * @man_id: Flash manufacturer ID | |
1294 | * @flash_id: Flash ID | |
1295 | * | |
1296 | * Returns 0 on success, else non-zero. | |
1297 | */ | |
1298 | static int | |
1299 | qla2x00_program_flash_address(scsi_qla_host_t *ha, uint32_t addr, uint8_t data, | |
1300 | uint8_t man_id, uint8_t flash_id) | |
1301 | { | |
1302 | /* Write Program Command Sequence. */ | |
1303 | if (IS_OEM_001(ha)) { | |
1304 | qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); | |
1305 | qla2x00_write_flash_byte(ha, 0x555, 0x55); | |
1306 | qla2x00_write_flash_byte(ha, 0xaaa, 0xa0); | |
1307 | qla2x00_write_flash_byte(ha, addr, data); | |
1308 | } else { | |
1309 | if (man_id == 0xda && flash_id == 0xc1) { | |
1310 | qla2x00_write_flash_byte(ha, addr, data); | |
1311 | if (addr & 0x7e) | |
1312 | return 0; | |
1313 | } else { | |
1314 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1315 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1316 | qla2x00_write_flash_byte(ha, 0x5555, 0xa0); | |
1317 | qla2x00_write_flash_byte(ha, addr, data); | |
1318 | } | |
1319 | } | |
1320 | ||
1321 | udelay(150); | |
1322 | ||
1323 | /* Wait for write to complete. */ | |
1324 | return qla2x00_poll_flash(ha, addr, data, man_id, flash_id); | |
1325 | } | |
1326 | ||
1327 | /** | |
1328 | * qla2x00_erase_flash() - Erase the flash. | |
1329 | * @ha: HA context | |
1330 | * @man_id: Flash manufacturer ID | |
1331 | * @flash_id: Flash ID | |
1332 | * | |
1333 | * Returns 0 on success, else non-zero. | |
1334 | */ | |
1335 | static int | |
1336 | qla2x00_erase_flash(scsi_qla_host_t *ha, uint8_t man_id, uint8_t flash_id) | |
1337 | { | |
1338 | /* Individual Sector Erase Command Sequence */ | |
1339 | if (IS_OEM_001(ha)) { | |
1340 | qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); | |
1341 | qla2x00_write_flash_byte(ha, 0x555, 0x55); | |
1342 | qla2x00_write_flash_byte(ha, 0xaaa, 0x80); | |
1343 | qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); | |
1344 | qla2x00_write_flash_byte(ha, 0x555, 0x55); | |
1345 | qla2x00_write_flash_byte(ha, 0xaaa, 0x10); | |
1346 | } else { | |
1347 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1348 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1349 | qla2x00_write_flash_byte(ha, 0x5555, 0x80); | |
1350 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1351 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1352 | qla2x00_write_flash_byte(ha, 0x5555, 0x10); | |
1353 | } | |
1354 | ||
1355 | udelay(150); | |
1356 | ||
1357 | /* Wait for erase to complete. */ | |
1358 | return qla2x00_poll_flash(ha, 0x00, 0x80, man_id, flash_id); | |
1359 | } | |
1360 | ||
1361 | /** | |
1362 | * qla2x00_erase_flash_sector() - Erase a flash sector. | |
1363 | * @ha: HA context | |
1364 | * @addr: Flash sector to erase | |
1365 | * @sec_mask: Sector address mask | |
1366 | * @man_id: Flash manufacturer ID | |
1367 | * @flash_id: Flash ID | |
1368 | * | |
1369 | * Returns 0 on success, else non-zero. | |
1370 | */ | |
1371 | static int | |
1372 | qla2x00_erase_flash_sector(scsi_qla_host_t *ha, uint32_t addr, | |
1373 | uint32_t sec_mask, uint8_t man_id, uint8_t flash_id) | |
1374 | { | |
1375 | /* Individual Sector Erase Command Sequence */ | |
1376 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1377 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1378 | qla2x00_write_flash_byte(ha, 0x5555, 0x80); | |
1379 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1380 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1381 | if (man_id == 0x1f && flash_id == 0x13) | |
1382 | qla2x00_write_flash_byte(ha, addr & sec_mask, 0x10); | |
1383 | else | |
1384 | qla2x00_write_flash_byte(ha, addr & sec_mask, 0x30); | |
1385 | ||
1386 | udelay(150); | |
1387 | ||
1388 | /* Wait for erase to complete. */ | |
1389 | return qla2x00_poll_flash(ha, addr, 0x80, man_id, flash_id); | |
1390 | } | |
1391 | ||
1392 | /** | |
1393 | * qla2x00_get_flash_manufacturer() - Read manufacturer ID from flash chip. | |
1394 | * @man_id: Flash manufacturer ID | |
1395 | * @flash_id: Flash ID | |
1396 | */ | |
1397 | static void | |
1398 | qla2x00_get_flash_manufacturer(scsi_qla_host_t *ha, uint8_t *man_id, | |
1399 | uint8_t *flash_id) | |
1400 | { | |
1401 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1402 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1403 | qla2x00_write_flash_byte(ha, 0x5555, 0x90); | |
1404 | *man_id = qla2x00_read_flash_byte(ha, 0x0000); | |
1405 | *flash_id = qla2x00_read_flash_byte(ha, 0x0001); | |
1406 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1407 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1408 | qla2x00_write_flash_byte(ha, 0x5555, 0xf0); | |
1409 | } | |
1410 | ||
30c47662 AV |
1411 | static void |
1412 | qla2x00_read_flash_data(scsi_qla_host_t *ha, uint8_t *tmp_buf, uint32_t saddr, | |
1413 | uint32_t length) | |
1414 | { | |
1415 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1416 | uint32_t midpoint, ilength; | |
1417 | uint8_t data; | |
1418 | ||
1419 | midpoint = length / 2; | |
1420 | ||
1421 | WRT_REG_WORD(®->nvram, 0); | |
1422 | RD_REG_WORD(®->nvram); | |
1423 | for (ilength = 0; ilength < length; saddr++, ilength++, tmp_buf++) { | |
1424 | if (ilength == midpoint) { | |
1425 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
1426 | RD_REG_WORD(®->nvram); | |
1427 | } | |
1428 | data = qla2x00_read_flash_byte(ha, saddr); | |
1429 | if (saddr % 100) | |
1430 | udelay(10); | |
1431 | *tmp_buf = data; | |
40a2e34a | 1432 | cond_resched(); |
30c47662 AV |
1433 | } |
1434 | } | |
854165f4 | 1435 | |
1436 | static inline void | |
1437 | qla2x00_suspend_hba(struct scsi_qla_host *ha) | |
1438 | { | |
1439 | int cnt; | |
1440 | unsigned long flags; | |
1441 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1442 | ||
1443 | /* Suspend HBA. */ | |
1444 | scsi_block_requests(ha->host); | |
fd34f556 | 1445 | ha->isp_ops->disable_intrs(ha); |
854165f4 | 1446 | set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); |
1447 | ||
1448 | /* Pause RISC. */ | |
1449 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1450 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); | |
1451 | RD_REG_WORD(®->hccr); | |
1452 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
1453 | for (cnt = 0; cnt < 30000; cnt++) { | |
1454 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) | |
1455 | break; | |
1456 | udelay(100); | |
1457 | } | |
1458 | } else { | |
1459 | udelay(10); | |
1460 | } | |
1461 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1462 | } | |
1463 | ||
1464 | static inline void | |
1465 | qla2x00_resume_hba(struct scsi_qla_host *ha) | |
1466 | { | |
1467 | /* Resume HBA. */ | |
1468 | clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
1469 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
39a11240 | 1470 | qla2xxx_wake_dpc(ha); |
854165f4 | 1471 | qla2x00_wait_for_hba_online(ha); |
1472 | scsi_unblock_requests(ha->host); | |
1473 | } | |
1474 | ||
1475 | uint8_t * | |
1476 | qla2x00_read_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, | |
1477 | uint32_t offset, uint32_t length) | |
1478 | { | |
854165f4 | 1479 | uint32_t addr, midpoint; |
1480 | uint8_t *data; | |
1481 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1482 | ||
1483 | /* Suspend HBA. */ | |
1484 | qla2x00_suspend_hba(ha); | |
1485 | ||
1486 | /* Go with read. */ | |
854165f4 | 1487 | midpoint = ha->optrom_size / 2; |
1488 | ||
1489 | qla2x00_flash_enable(ha); | |
1490 | WRT_REG_WORD(®->nvram, 0); | |
1491 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
1492 | for (addr = offset, data = buf; addr < length; addr++, data++) { | |
1493 | if (addr == midpoint) { | |
1494 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
1495 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
1496 | } | |
1497 | ||
1498 | *data = qla2x00_read_flash_byte(ha, addr); | |
1499 | } | |
1500 | qla2x00_flash_disable(ha); | |
854165f4 | 1501 | |
1502 | /* Resume HBA. */ | |
1503 | qla2x00_resume_hba(ha); | |
1504 | ||
1505 | return buf; | |
1506 | } | |
1507 | ||
1508 | int | |
1509 | qla2x00_write_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, | |
1510 | uint32_t offset, uint32_t length) | |
1511 | { | |
1512 | ||
1513 | int rval; | |
854165f4 | 1514 | uint8_t man_id, flash_id, sec_number, data; |
1515 | uint16_t wd; | |
1516 | uint32_t addr, liter, sec_mask, rest_addr; | |
1517 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1518 | ||
1519 | /* Suspend HBA. */ | |
1520 | qla2x00_suspend_hba(ha); | |
1521 | ||
1522 | rval = QLA_SUCCESS; | |
1523 | sec_number = 0; | |
1524 | ||
1525 | /* Reset ISP chip. */ | |
854165f4 | 1526 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); |
1527 | pci_read_config_word(ha->pdev, PCI_COMMAND, &wd); | |
1528 | ||
1529 | /* Go with write. */ | |
1530 | qla2x00_flash_enable(ha); | |
1531 | do { /* Loop once to provide quick error exit */ | |
1532 | /* Structure of flash memory based on manufacturer */ | |
1533 | if (IS_OEM_001(ha)) { | |
1534 | /* OEM variant with special flash part. */ | |
1535 | man_id = flash_id = 0; | |
1536 | rest_addr = 0xffff; | |
1537 | sec_mask = 0x10000; | |
1538 | goto update_flash; | |
1539 | } | |
1540 | qla2x00_get_flash_manufacturer(ha, &man_id, &flash_id); | |
1541 | switch (man_id) { | |
1542 | case 0x20: /* ST flash. */ | |
1543 | if (flash_id == 0xd2 || flash_id == 0xe3) { | |
1544 | /* | |
1545 | * ST m29w008at part - 64kb sector size with | |
1546 | * 32kb,8kb,8kb,16kb sectors at memory address | |
1547 | * 0xf0000. | |
1548 | */ | |
1549 | rest_addr = 0xffff; | |
1550 | sec_mask = 0x10000; | |
1551 | break; | |
1552 | } | |
1553 | /* | |
1554 | * ST m29w010b part - 16kb sector size | |
1555 | * Default to 16kb sectors | |
1556 | */ | |
1557 | rest_addr = 0x3fff; | |
1558 | sec_mask = 0x1c000; | |
1559 | break; | |
1560 | case 0x40: /* Mostel flash. */ | |
1561 | /* Mostel v29c51001 part - 512 byte sector size. */ | |
1562 | rest_addr = 0x1ff; | |
1563 | sec_mask = 0x1fe00; | |
1564 | break; | |
1565 | case 0xbf: /* SST flash. */ | |
1566 | /* SST39sf10 part - 4kb sector size. */ | |
1567 | rest_addr = 0xfff; | |
1568 | sec_mask = 0x1f000; | |
1569 | break; | |
1570 | case 0xda: /* Winbond flash. */ | |
1571 | /* Winbond W29EE011 part - 256 byte sector size. */ | |
1572 | rest_addr = 0x7f; | |
1573 | sec_mask = 0x1ff80; | |
1574 | break; | |
1575 | case 0xc2: /* Macronix flash. */ | |
1576 | /* 64k sector size. */ | |
1577 | if (flash_id == 0x38 || flash_id == 0x4f) { | |
1578 | rest_addr = 0xffff; | |
1579 | sec_mask = 0x10000; | |
1580 | break; | |
1581 | } | |
1582 | /* Fall through... */ | |
1583 | ||
1584 | case 0x1f: /* Atmel flash. */ | |
1585 | /* 512k sector size. */ | |
1586 | if (flash_id == 0x13) { | |
1587 | rest_addr = 0x7fffffff; | |
1588 | sec_mask = 0x80000000; | |
1589 | break; | |
1590 | } | |
1591 | /* Fall through... */ | |
1592 | ||
1593 | case 0x01: /* AMD flash. */ | |
1594 | if (flash_id == 0x38 || flash_id == 0x40 || | |
1595 | flash_id == 0x4f) { | |
1596 | /* Am29LV081 part - 64kb sector size. */ | |
1597 | /* Am29LV002BT part - 64kb sector size. */ | |
1598 | rest_addr = 0xffff; | |
1599 | sec_mask = 0x10000; | |
1600 | break; | |
1601 | } else if (flash_id == 0x3e) { | |
1602 | /* | |
1603 | * Am29LV008b part - 64kb sector size with | |
1604 | * 32kb,8kb,8kb,16kb sector at memory address | |
1605 | * h0xf0000. | |
1606 | */ | |
1607 | rest_addr = 0xffff; | |
1608 | sec_mask = 0x10000; | |
1609 | break; | |
1610 | } else if (flash_id == 0x20 || flash_id == 0x6e) { | |
1611 | /* | |
1612 | * Am29LV010 part or AM29f010 - 16kb sector | |
1613 | * size. | |
1614 | */ | |
1615 | rest_addr = 0x3fff; | |
1616 | sec_mask = 0x1c000; | |
1617 | break; | |
1618 | } else if (flash_id == 0x6d) { | |
1619 | /* Am29LV001 part - 8kb sector size. */ | |
1620 | rest_addr = 0x1fff; | |
1621 | sec_mask = 0x1e000; | |
1622 | break; | |
1623 | } | |
1624 | default: | |
1625 | /* Default to 16 kb sector size. */ | |
1626 | rest_addr = 0x3fff; | |
1627 | sec_mask = 0x1c000; | |
1628 | break; | |
1629 | } | |
1630 | ||
1631 | update_flash: | |
1632 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
1633 | if (qla2x00_erase_flash(ha, man_id, flash_id)) { | |
1634 | rval = QLA_FUNCTION_FAILED; | |
1635 | break; | |
1636 | } | |
1637 | } | |
1638 | ||
1639 | for (addr = offset, liter = 0; liter < length; liter++, | |
1640 | addr++) { | |
1641 | data = buf[liter]; | |
1642 | /* Are we at the beginning of a sector? */ | |
1643 | if ((addr & rest_addr) == 0) { | |
1644 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
1645 | if (addr >= 0x10000UL) { | |
1646 | if (((addr >> 12) & 0xf0) && | |
1647 | ((man_id == 0x01 && | |
1648 | flash_id == 0x3e) || | |
1649 | (man_id == 0x20 && | |
1650 | flash_id == 0xd2))) { | |
1651 | sec_number++; | |
1652 | if (sec_number == 1) { | |
1653 | rest_addr = | |
1654 | 0x7fff; | |
1655 | sec_mask = | |
1656 | 0x18000; | |
1657 | } else if ( | |
1658 | sec_number == 2 || | |
1659 | sec_number == 3) { | |
1660 | rest_addr = | |
1661 | 0x1fff; | |
1662 | sec_mask = | |
1663 | 0x1e000; | |
1664 | } else if ( | |
1665 | sec_number == 4) { | |
1666 | rest_addr = | |
1667 | 0x3fff; | |
1668 | sec_mask = | |
1669 | 0x1c000; | |
1670 | } | |
1671 | } | |
1672 | } | |
1673 | } else if (addr == ha->optrom_size / 2) { | |
1674 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
1675 | RD_REG_WORD(®->nvram); | |
1676 | } | |
1677 | ||
1678 | if (flash_id == 0xda && man_id == 0xc1) { | |
1679 | qla2x00_write_flash_byte(ha, 0x5555, | |
1680 | 0xaa); | |
1681 | qla2x00_write_flash_byte(ha, 0x2aaa, | |
1682 | 0x55); | |
1683 | qla2x00_write_flash_byte(ha, 0x5555, | |
1684 | 0xa0); | |
1685 | } else if (!IS_QLA2322(ha) && !IS_QLA6322(ha)) { | |
1686 | /* Then erase it */ | |
1687 | if (qla2x00_erase_flash_sector(ha, | |
1688 | addr, sec_mask, man_id, | |
1689 | flash_id)) { | |
1690 | rval = QLA_FUNCTION_FAILED; | |
1691 | break; | |
1692 | } | |
1693 | if (man_id == 0x01 && flash_id == 0x6d) | |
1694 | sec_number++; | |
1695 | } | |
1696 | } | |
1697 | ||
1698 | if (man_id == 0x01 && flash_id == 0x6d) { | |
1699 | if (sec_number == 1 && | |
1700 | addr == (rest_addr - 1)) { | |
1701 | rest_addr = 0x0fff; | |
1702 | sec_mask = 0x1f000; | |
1703 | } else if (sec_number == 3 && (addr & 0x7ffe)) { | |
1704 | rest_addr = 0x3fff; | |
1705 | sec_mask = 0x1c000; | |
1706 | } | |
1707 | } | |
1708 | ||
1709 | if (qla2x00_program_flash_address(ha, addr, data, | |
1710 | man_id, flash_id)) { | |
1711 | rval = QLA_FUNCTION_FAILED; | |
1712 | break; | |
1713 | } | |
40a2e34a | 1714 | cond_resched(); |
854165f4 | 1715 | } |
1716 | } while (0); | |
1717 | qla2x00_flash_disable(ha); | |
854165f4 | 1718 | |
1719 | /* Resume HBA. */ | |
1720 | qla2x00_resume_hba(ha); | |
1721 | ||
1722 | return rval; | |
1723 | } | |
1724 | ||
1725 | uint8_t * | |
1726 | qla24xx_read_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, | |
1727 | uint32_t offset, uint32_t length) | |
1728 | { | |
1729 | /* Suspend HBA. */ | |
1730 | scsi_block_requests(ha->host); | |
fd34f556 | 1731 | ha->isp_ops->disable_intrs(ha); |
854165f4 | 1732 | set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); |
1733 | ||
1734 | /* Go with read. */ | |
1735 | qla24xx_read_flash_data(ha, (uint32_t *)buf, offset >> 2, length >> 2); | |
1736 | ||
1737 | /* Resume HBA. */ | |
1738 | clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
fd34f556 | 1739 | ha->isp_ops->enable_intrs(ha); |
854165f4 | 1740 | scsi_unblock_requests(ha->host); |
1741 | ||
1742 | return buf; | |
1743 | } | |
1744 | ||
1745 | int | |
1746 | qla24xx_write_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, | |
1747 | uint32_t offset, uint32_t length) | |
1748 | { | |
1749 | int rval; | |
1750 | ||
1751 | /* Suspend HBA. */ | |
1752 | scsi_block_requests(ha->host); | |
fd34f556 | 1753 | ha->isp_ops->disable_intrs(ha); |
854165f4 | 1754 | set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); |
1755 | ||
1756 | /* Go with write. */ | |
1757 | rval = qla24xx_write_flash_data(ha, (uint32_t *)buf, offset >> 2, | |
1758 | length >> 2); | |
1759 | ||
1760 | /* Resume HBA -- RISC reset needed. */ | |
1761 | clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
1762 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
39a11240 | 1763 | qla2xxx_wake_dpc(ha); |
854165f4 | 1764 | qla2x00_wait_for_hba_online(ha); |
1765 | scsi_unblock_requests(ha->host); | |
1766 | ||
1767 | return rval; | |
1768 | } | |
30c47662 AV |
1769 | |
1770 | /** | |
1771 | * qla2x00_get_fcode_version() - Determine an FCODE image's version. | |
1772 | * @ha: HA context | |
1773 | * @pcids: Pointer to the FCODE PCI data structure | |
1774 | * | |
1775 | * The process of retrieving the FCODE version information is at best | |
1776 | * described as interesting. | |
1777 | * | |
1778 | * Within the first 100h bytes of the image an ASCII string is present | |
1779 | * which contains several pieces of information including the FCODE | |
1780 | * version. Unfortunately it seems the only reliable way to retrieve | |
1781 | * the version is by scanning for another sentinel within the string, | |
1782 | * the FCODE build date: | |
1783 | * | |
1784 | * ... 2.00.02 10/17/02 ... | |
1785 | * | |
1786 | * Returns QLA_SUCCESS on successful retrieval of version. | |
1787 | */ | |
1788 | static void | |
1789 | qla2x00_get_fcode_version(scsi_qla_host_t *ha, uint32_t pcids) | |
1790 | { | |
1791 | int ret = QLA_FUNCTION_FAILED; | |
1792 | uint32_t istart, iend, iter, vend; | |
1793 | uint8_t do_next, rbyte, *vbyte; | |
1794 | ||
1795 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
1796 | ||
1797 | /* Skip the PCI data structure. */ | |
1798 | istart = pcids + | |
1799 | ((qla2x00_read_flash_byte(ha, pcids + 0x0B) << 8) | | |
1800 | qla2x00_read_flash_byte(ha, pcids + 0x0A)); | |
1801 | iend = istart + 0x100; | |
1802 | do { | |
1803 | /* Scan for the sentinel date string...eeewww. */ | |
1804 | do_next = 0; | |
1805 | iter = istart; | |
1806 | while ((iter < iend) && !do_next) { | |
1807 | iter++; | |
1808 | if (qla2x00_read_flash_byte(ha, iter) == '/') { | |
1809 | if (qla2x00_read_flash_byte(ha, iter + 2) == | |
1810 | '/') | |
1811 | do_next++; | |
1812 | else if (qla2x00_read_flash_byte(ha, | |
1813 | iter + 3) == '/') | |
1814 | do_next++; | |
1815 | } | |
1816 | } | |
1817 | if (!do_next) | |
1818 | break; | |
1819 | ||
1820 | /* Backtrack to previous ' ' (space). */ | |
1821 | do_next = 0; | |
1822 | while ((iter > istart) && !do_next) { | |
1823 | iter--; | |
1824 | if (qla2x00_read_flash_byte(ha, iter) == ' ') | |
1825 | do_next++; | |
1826 | } | |
1827 | if (!do_next) | |
1828 | break; | |
1829 | ||
1830 | /* | |
1831 | * Mark end of version tag, and find previous ' ' (space) or | |
1832 | * string length (recent FCODE images -- major hack ahead!!!). | |
1833 | */ | |
1834 | vend = iter - 1; | |
1835 | do_next = 0; | |
1836 | while ((iter > istart) && !do_next) { | |
1837 | iter--; | |
1838 | rbyte = qla2x00_read_flash_byte(ha, iter); | |
1839 | if (rbyte == ' ' || rbyte == 0xd || rbyte == 0x10) | |
1840 | do_next++; | |
1841 | } | |
1842 | if (!do_next) | |
1843 | break; | |
1844 | ||
1845 | /* Mark beginning of version tag, and copy data. */ | |
1846 | iter++; | |
1847 | if ((vend - iter) && | |
1848 | ((vend - iter) < sizeof(ha->fcode_revision))) { | |
1849 | vbyte = ha->fcode_revision; | |
1850 | while (iter <= vend) { | |
1851 | *vbyte++ = qla2x00_read_flash_byte(ha, iter); | |
1852 | iter++; | |
1853 | } | |
1854 | ret = QLA_SUCCESS; | |
1855 | } | |
1856 | } while (0); | |
1857 | ||
1858 | if (ret != QLA_SUCCESS) | |
1859 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
1860 | } | |
1861 | ||
1862 | int | |
1863 | qla2x00_get_flash_version(scsi_qla_host_t *ha, void *mbuf) | |
1864 | { | |
1865 | int ret = QLA_SUCCESS; | |
1866 | uint8_t code_type, last_image; | |
1867 | uint32_t pcihdr, pcids; | |
1868 | uint8_t *dbyte; | |
1869 | uint16_t *dcode; | |
1870 | ||
1871 | if (!ha->pio_address || !mbuf) | |
1872 | return QLA_FUNCTION_FAILED; | |
1873 | ||
1874 | memset(ha->bios_revision, 0, sizeof(ha->bios_revision)); | |
1875 | memset(ha->efi_revision, 0, sizeof(ha->efi_revision)); | |
1876 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
1877 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
1878 | ||
1879 | qla2x00_flash_enable(ha); | |
1880 | ||
1881 | /* Begin with first PCI expansion ROM header. */ | |
1882 | pcihdr = 0; | |
1883 | last_image = 1; | |
1884 | do { | |
1885 | /* Verify PCI expansion ROM header. */ | |
1886 | if (qla2x00_read_flash_byte(ha, pcihdr) != 0x55 || | |
1887 | qla2x00_read_flash_byte(ha, pcihdr + 0x01) != 0xaa) { | |
1888 | /* No signature */ | |
1889 | DEBUG2(printk("scsi(%ld): No matching ROM " | |
1890 | "signature.\n", ha->host_no)); | |
1891 | ret = QLA_FUNCTION_FAILED; | |
1892 | break; | |
1893 | } | |
1894 | ||
1895 | /* Locate PCI data structure. */ | |
1896 | pcids = pcihdr + | |
1897 | ((qla2x00_read_flash_byte(ha, pcihdr + 0x19) << 8) | | |
1898 | qla2x00_read_flash_byte(ha, pcihdr + 0x18)); | |
1899 | ||
1900 | /* Validate signature of PCI data structure. */ | |
1901 | if (qla2x00_read_flash_byte(ha, pcids) != 'P' || | |
1902 | qla2x00_read_flash_byte(ha, pcids + 0x1) != 'C' || | |
1903 | qla2x00_read_flash_byte(ha, pcids + 0x2) != 'I' || | |
1904 | qla2x00_read_flash_byte(ha, pcids + 0x3) != 'R') { | |
1905 | /* Incorrect header. */ | |
1906 | DEBUG2(printk("%s(): PCI data struct not found " | |
1907 | "pcir_adr=%x.\n", __func__, pcids)); | |
1908 | ret = QLA_FUNCTION_FAILED; | |
1909 | break; | |
1910 | } | |
1911 | ||
1912 | /* Read version */ | |
1913 | code_type = qla2x00_read_flash_byte(ha, pcids + 0x14); | |
1914 | switch (code_type) { | |
1915 | case ROM_CODE_TYPE_BIOS: | |
1916 | /* Intel x86, PC-AT compatible. */ | |
1917 | ha->bios_revision[0] = | |
1918 | qla2x00_read_flash_byte(ha, pcids + 0x12); | |
1919 | ha->bios_revision[1] = | |
1920 | qla2x00_read_flash_byte(ha, pcids + 0x13); | |
1921 | DEBUG3(printk("%s(): read BIOS %d.%d.\n", __func__, | |
1922 | ha->bios_revision[1], ha->bios_revision[0])); | |
1923 | break; | |
1924 | case ROM_CODE_TYPE_FCODE: | |
1925 | /* Open Firmware standard for PCI (FCode). */ | |
1926 | /* Eeeewww... */ | |
1927 | qla2x00_get_fcode_version(ha, pcids); | |
1928 | break; | |
1929 | case ROM_CODE_TYPE_EFI: | |
1930 | /* Extensible Firmware Interface (EFI). */ | |
1931 | ha->efi_revision[0] = | |
1932 | qla2x00_read_flash_byte(ha, pcids + 0x12); | |
1933 | ha->efi_revision[1] = | |
1934 | qla2x00_read_flash_byte(ha, pcids + 0x13); | |
1935 | DEBUG3(printk("%s(): read EFI %d.%d.\n", __func__, | |
1936 | ha->efi_revision[1], ha->efi_revision[0])); | |
1937 | break; | |
1938 | default: | |
1939 | DEBUG2(printk("%s(): Unrecognized code type %x at " | |
1940 | "pcids %x.\n", __func__, code_type, pcids)); | |
1941 | break; | |
1942 | } | |
1943 | ||
1944 | last_image = qla2x00_read_flash_byte(ha, pcids + 0x15) & BIT_7; | |
1945 | ||
1946 | /* Locate next PCI expansion ROM. */ | |
1947 | pcihdr += ((qla2x00_read_flash_byte(ha, pcids + 0x11) << 8) | | |
1948 | qla2x00_read_flash_byte(ha, pcids + 0x10)) * 512; | |
1949 | } while (!last_image); | |
1950 | ||
1951 | if (IS_QLA2322(ha)) { | |
1952 | /* Read firmware image information. */ | |
1953 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
1954 | dbyte = mbuf; | |
1955 | memset(dbyte, 0, 8); | |
1956 | dcode = (uint16_t *)dbyte; | |
1957 | ||
1958 | qla2x00_read_flash_data(ha, dbyte, FA_RISC_CODE_ADDR * 4 + 10, | |
1959 | 8); | |
1960 | DEBUG3(printk("%s(%ld): dumping fw ver from flash:\n", | |
1961 | __func__, ha->host_no)); | |
1962 | DEBUG3(qla2x00_dump_buffer((uint8_t *)dbyte, 8)); | |
1963 | ||
1964 | if ((dcode[0] == 0xffff && dcode[1] == 0xffff && | |
1965 | dcode[2] == 0xffff && dcode[3] == 0xffff) || | |
1966 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
1967 | dcode[3] == 0)) { | |
1968 | DEBUG2(printk("%s(): Unrecognized fw revision at " | |
1969 | "%x.\n", __func__, FA_RISC_CODE_ADDR * 4)); | |
1970 | } else { | |
1971 | /* values are in big endian */ | |
1972 | ha->fw_revision[0] = dbyte[0] << 16 | dbyte[1]; | |
1973 | ha->fw_revision[1] = dbyte[2] << 16 | dbyte[3]; | |
1974 | ha->fw_revision[2] = dbyte[4] << 16 | dbyte[5]; | |
1975 | } | |
1976 | } | |
1977 | ||
1978 | qla2x00_flash_disable(ha); | |
1979 | ||
1980 | return ret; | |
1981 | } | |
1982 | ||
1983 | int | |
1984 | qla24xx_get_flash_version(scsi_qla_host_t *ha, void *mbuf) | |
1985 | { | |
1986 | int ret = QLA_SUCCESS; | |
1987 | uint32_t pcihdr, pcids; | |
1988 | uint32_t *dcode; | |
1989 | uint8_t *bcode; | |
1990 | uint8_t code_type, last_image; | |
1991 | int i; | |
1992 | ||
1993 | if (!mbuf) | |
1994 | return QLA_FUNCTION_FAILED; | |
1995 | ||
1996 | memset(ha->bios_revision, 0, sizeof(ha->bios_revision)); | |
1997 | memset(ha->efi_revision, 0, sizeof(ha->efi_revision)); | |
1998 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
1999 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
2000 | ||
2001 | dcode = mbuf; | |
2002 | ||
2003 | /* Begin with first PCI expansion ROM header. */ | |
2004 | pcihdr = 0; | |
2005 | last_image = 1; | |
2006 | do { | |
2007 | /* Verify PCI expansion ROM header. */ | |
2008 | qla24xx_read_flash_data(ha, dcode, pcihdr >> 2, 0x20); | |
2009 | bcode = mbuf + (pcihdr % 4); | |
2010 | if (bcode[0x0] != 0x55 || bcode[0x1] != 0xaa) { | |
2011 | /* No signature */ | |
2012 | DEBUG2(printk("scsi(%ld): No matching ROM " | |
2013 | "signature.\n", ha->host_no)); | |
2014 | ret = QLA_FUNCTION_FAILED; | |
2015 | break; | |
2016 | } | |
2017 | ||
2018 | /* Locate PCI data structure. */ | |
2019 | pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]); | |
2020 | ||
2021 | qla24xx_read_flash_data(ha, dcode, pcids >> 2, 0x20); | |
2022 | bcode = mbuf + (pcihdr % 4); | |
2023 | ||
2024 | /* Validate signature of PCI data structure. */ | |
2025 | if (bcode[0x0] != 'P' || bcode[0x1] != 'C' || | |
2026 | bcode[0x2] != 'I' || bcode[0x3] != 'R') { | |
2027 | /* Incorrect header. */ | |
2028 | DEBUG2(printk("%s(): PCI data struct not found " | |
2029 | "pcir_adr=%x.\n", __func__, pcids)); | |
2030 | ret = QLA_FUNCTION_FAILED; | |
2031 | break; | |
2032 | } | |
2033 | ||
2034 | /* Read version */ | |
2035 | code_type = bcode[0x14]; | |
2036 | switch (code_type) { | |
2037 | case ROM_CODE_TYPE_BIOS: | |
2038 | /* Intel x86, PC-AT compatible. */ | |
2039 | ha->bios_revision[0] = bcode[0x12]; | |
2040 | ha->bios_revision[1] = bcode[0x13]; | |
2041 | DEBUG3(printk("%s(): read BIOS %d.%d.\n", __func__, | |
2042 | ha->bios_revision[1], ha->bios_revision[0])); | |
2043 | break; | |
2044 | case ROM_CODE_TYPE_FCODE: | |
2045 | /* Open Firmware standard for PCI (FCode). */ | |
2046 | ha->fcode_revision[0] = bcode[0x12]; | |
2047 | ha->fcode_revision[1] = bcode[0x13]; | |
2048 | DEBUG3(printk("%s(): read FCODE %d.%d.\n", __func__, | |
2049 | ha->fcode_revision[1], ha->fcode_revision[0])); | |
2050 | break; | |
2051 | case ROM_CODE_TYPE_EFI: | |
2052 | /* Extensible Firmware Interface (EFI). */ | |
2053 | ha->efi_revision[0] = bcode[0x12]; | |
2054 | ha->efi_revision[1] = bcode[0x13]; | |
2055 | DEBUG3(printk("%s(): read EFI %d.%d.\n", __func__, | |
2056 | ha->efi_revision[1], ha->efi_revision[0])); | |
2057 | break; | |
2058 | default: | |
2059 | DEBUG2(printk("%s(): Unrecognized code type %x at " | |
2060 | "pcids %x.\n", __func__, code_type, pcids)); | |
2061 | break; | |
2062 | } | |
2063 | ||
2064 | last_image = bcode[0x15] & BIT_7; | |
2065 | ||
2066 | /* Locate next PCI expansion ROM. */ | |
2067 | pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512; | |
2068 | } while (!last_image); | |
2069 | ||
2070 | /* Read firmware image information. */ | |
2071 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
2072 | dcode = mbuf; | |
2073 | ||
2074 | qla24xx_read_flash_data(ha, dcode, FA_RISC_CODE_ADDR + 4, 4); | |
2075 | for (i = 0; i < 4; i++) | |
2076 | dcode[i] = be32_to_cpu(dcode[i]); | |
2077 | ||
2078 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
2079 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
2080 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
2081 | dcode[3] == 0)) { | |
2082 | DEBUG2(printk("%s(): Unrecognized fw version at %x.\n", | |
2083 | __func__, FA_RISC_CODE_ADDR)); | |
2084 | } else { | |
2085 | ha->fw_revision[0] = dcode[0]; | |
2086 | ha->fw_revision[1] = dcode[1]; | |
2087 | ha->fw_revision[2] = dcode[2]; | |
2088 | ha->fw_revision[3] = dcode[3]; | |
2089 | } | |
2090 | ||
2091 | return ret; | |
2092 | } |