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Commit | Line | Data |
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fa90c54f AV |
1 | /* |
2 | * QLogic Fibre Channel HBA Driver | |
01e58d8e | 3 | * Copyright (c) 2003-2008 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> | |
2c96d8d0 | 10 | #include <linux/vmalloc.h> |
1da177e4 LT |
11 | #include <asm/uaccess.h> |
12 | ||
13 | static uint16_t qla2x00_nvram_request(scsi_qla_host_t *, uint32_t); | |
14 | static void qla2x00_nv_deselect(scsi_qla_host_t *); | |
15 | static void qla2x00_nv_write(scsi_qla_host_t *, uint16_t); | |
16 | ||
17 | /* | |
18 | * NVRAM support routines | |
19 | */ | |
20 | ||
21 | /** | |
fa2a1ce5 | 22 | * qla2x00_lock_nvram_access() - |
1da177e4 LT |
23 | * @ha: HA context |
24 | */ | |
a824ebb3 | 25 | static void |
1da177e4 LT |
26 | qla2x00_lock_nvram_access(scsi_qla_host_t *ha) |
27 | { | |
28 | uint16_t data; | |
3d71644c | 29 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
30 | |
31 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) { | |
32 | data = RD_REG_WORD(®->nvram); | |
33 | while (data & NVR_BUSY) { | |
34 | udelay(100); | |
35 | data = RD_REG_WORD(®->nvram); | |
36 | } | |
37 | ||
38 | /* Lock resource */ | |
39 | WRT_REG_WORD(®->u.isp2300.host_semaphore, 0x1); | |
40 | RD_REG_WORD(®->u.isp2300.host_semaphore); | |
41 | udelay(5); | |
42 | data = RD_REG_WORD(®->u.isp2300.host_semaphore); | |
43 | while ((data & BIT_0) == 0) { | |
44 | /* Lock failed */ | |
45 | udelay(100); | |
46 | WRT_REG_WORD(®->u.isp2300.host_semaphore, 0x1); | |
47 | RD_REG_WORD(®->u.isp2300.host_semaphore); | |
48 | udelay(5); | |
49 | data = RD_REG_WORD(®->u.isp2300.host_semaphore); | |
50 | } | |
51 | } | |
52 | } | |
53 | ||
54 | /** | |
fa2a1ce5 | 55 | * qla2x00_unlock_nvram_access() - |
1da177e4 LT |
56 | * @ha: HA context |
57 | */ | |
a824ebb3 | 58 | static void |
1da177e4 LT |
59 | qla2x00_unlock_nvram_access(scsi_qla_host_t *ha) |
60 | { | |
3d71644c | 61 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
62 | |
63 | if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) { | |
64 | WRT_REG_WORD(®->u.isp2300.host_semaphore, 0); | |
65 | RD_REG_WORD(®->u.isp2300.host_semaphore); | |
66 | } | |
67 | } | |
68 | ||
1da177e4 LT |
69 | /** |
70 | * qla2x00_get_nvram_word() - Calculates word position in NVRAM and calls the | |
71 | * request routine to get the word from NVRAM. | |
72 | * @ha: HA context | |
73 | * @addr: Address in NVRAM to read | |
74 | * | |
75 | * Returns the word read from nvram @addr. | |
76 | */ | |
a824ebb3 | 77 | static uint16_t |
1da177e4 LT |
78 | qla2x00_get_nvram_word(scsi_qla_host_t *ha, uint32_t addr) |
79 | { | |
80 | uint16_t data; | |
81 | uint32_t nv_cmd; | |
82 | ||
83 | nv_cmd = addr << 16; | |
84 | nv_cmd |= NV_READ_OP; | |
85 | data = qla2x00_nvram_request(ha, nv_cmd); | |
86 | ||
87 | return (data); | |
88 | } | |
89 | ||
90 | /** | |
91 | * qla2x00_write_nvram_word() - Write NVRAM data. | |
92 | * @ha: HA context | |
93 | * @addr: Address in NVRAM to write | |
94 | * @data: word to program | |
95 | */ | |
a824ebb3 | 96 | static void |
1da177e4 LT |
97 | qla2x00_write_nvram_word(scsi_qla_host_t *ha, uint32_t addr, uint16_t data) |
98 | { | |
99 | int count; | |
100 | uint16_t word; | |
45aeaf1e | 101 | uint32_t nv_cmd, wait_cnt; |
3d71644c | 102 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
103 | |
104 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
105 | qla2x00_nv_write(ha, 0); | |
106 | qla2x00_nv_write(ha, 0); | |
107 | ||
108 | for (word = 0; word < 8; word++) | |
109 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
110 | ||
111 | qla2x00_nv_deselect(ha); | |
112 | ||
113 | /* Write data */ | |
114 | nv_cmd = (addr << 16) | NV_WRITE_OP; | |
115 | nv_cmd |= data; | |
116 | nv_cmd <<= 5; | |
117 | for (count = 0; count < 27; count++) { | |
118 | if (nv_cmd & BIT_31) | |
119 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
120 | else | |
121 | qla2x00_nv_write(ha, 0); | |
122 | ||
123 | nv_cmd <<= 1; | |
124 | } | |
125 | ||
126 | qla2x00_nv_deselect(ha); | |
127 | ||
128 | /* Wait for NVRAM to become ready */ | |
129 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
dcb36ce9 | 130 | RD_REG_WORD(®->nvram); /* PCI Posting. */ |
45aeaf1e | 131 | wait_cnt = NVR_WAIT_CNT; |
1da177e4 | 132 | do { |
45aeaf1e RA |
133 | if (!--wait_cnt) { |
134 | DEBUG9_10(printk("%s(%ld): NVRAM didn't go ready...\n", | |
135 | __func__, ha->host_no)); | |
136 | break; | |
137 | } | |
1da177e4 LT |
138 | NVRAM_DELAY(); |
139 | word = RD_REG_WORD(®->nvram); | |
140 | } while ((word & NVR_DATA_IN) == 0); | |
141 | ||
142 | qla2x00_nv_deselect(ha); | |
143 | ||
144 | /* Disable writes */ | |
145 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
146 | for (count = 0; count < 10; count++) | |
147 | qla2x00_nv_write(ha, 0); | |
148 | ||
149 | qla2x00_nv_deselect(ha); | |
150 | } | |
151 | ||
459c5378 AV |
152 | static int |
153 | qla2x00_write_nvram_word_tmo(scsi_qla_host_t *ha, uint32_t addr, uint16_t data, | |
154 | uint32_t tmo) | |
155 | { | |
156 | int ret, count; | |
157 | uint16_t word; | |
158 | uint32_t nv_cmd; | |
159 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
160 | ||
161 | ret = QLA_SUCCESS; | |
162 | ||
163 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
164 | qla2x00_nv_write(ha, 0); | |
165 | qla2x00_nv_write(ha, 0); | |
166 | ||
167 | for (word = 0; word < 8; word++) | |
168 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
169 | ||
170 | qla2x00_nv_deselect(ha); | |
171 | ||
172 | /* Write data */ | |
173 | nv_cmd = (addr << 16) | NV_WRITE_OP; | |
174 | nv_cmd |= data; | |
175 | nv_cmd <<= 5; | |
176 | for (count = 0; count < 27; count++) { | |
177 | if (nv_cmd & BIT_31) | |
178 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
179 | else | |
180 | qla2x00_nv_write(ha, 0); | |
181 | ||
182 | nv_cmd <<= 1; | |
183 | } | |
184 | ||
185 | qla2x00_nv_deselect(ha); | |
186 | ||
187 | /* Wait for NVRAM to become ready */ | |
188 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
dcb36ce9 | 189 | RD_REG_WORD(®->nvram); /* PCI Posting. */ |
459c5378 AV |
190 | do { |
191 | NVRAM_DELAY(); | |
192 | word = RD_REG_WORD(®->nvram); | |
193 | if (!--tmo) { | |
194 | ret = QLA_FUNCTION_FAILED; | |
195 | break; | |
196 | } | |
197 | } while ((word & NVR_DATA_IN) == 0); | |
198 | ||
199 | qla2x00_nv_deselect(ha); | |
200 | ||
201 | /* Disable writes */ | |
202 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
203 | for (count = 0; count < 10; count++) | |
204 | qla2x00_nv_write(ha, 0); | |
205 | ||
206 | qla2x00_nv_deselect(ha); | |
207 | ||
208 | return ret; | |
209 | } | |
210 | ||
1da177e4 LT |
211 | /** |
212 | * qla2x00_nvram_request() - Sends read command to NVRAM and gets data from | |
213 | * NVRAM. | |
214 | * @ha: HA context | |
215 | * @nv_cmd: NVRAM command | |
216 | * | |
217 | * Bit definitions for NVRAM command: | |
218 | * | |
219 | * Bit 26 = start bit | |
220 | * Bit 25, 24 = opcode | |
221 | * Bit 23-16 = address | |
222 | * Bit 15-0 = write data | |
223 | * | |
224 | * Returns the word read from nvram @addr. | |
225 | */ | |
226 | static uint16_t | |
227 | qla2x00_nvram_request(scsi_qla_host_t *ha, uint32_t nv_cmd) | |
228 | { | |
229 | uint8_t cnt; | |
3d71644c | 230 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
231 | uint16_t data = 0; |
232 | uint16_t reg_data; | |
233 | ||
234 | /* Send command to NVRAM. */ | |
235 | nv_cmd <<= 5; | |
236 | for (cnt = 0; cnt < 11; cnt++) { | |
237 | if (nv_cmd & BIT_31) | |
238 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
239 | else | |
240 | qla2x00_nv_write(ha, 0); | |
241 | nv_cmd <<= 1; | |
242 | } | |
243 | ||
244 | /* Read data from NVRAM. */ | |
245 | for (cnt = 0; cnt < 16; cnt++) { | |
246 | WRT_REG_WORD(®->nvram, NVR_SELECT | NVR_CLOCK); | |
dcb36ce9 | 247 | RD_REG_WORD(®->nvram); /* PCI Posting. */ |
1da177e4 LT |
248 | NVRAM_DELAY(); |
249 | data <<= 1; | |
250 | reg_data = RD_REG_WORD(®->nvram); | |
251 | if (reg_data & NVR_DATA_IN) | |
252 | data |= BIT_0; | |
253 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
254 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
255 | NVRAM_DELAY(); | |
256 | } | |
257 | ||
258 | /* Deselect chip. */ | |
259 | WRT_REG_WORD(®->nvram, NVR_DESELECT); | |
260 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
261 | NVRAM_DELAY(); | |
262 | ||
263 | return (data); | |
264 | } | |
265 | ||
266 | /** | |
267 | * qla2x00_nv_write() - Clean NVRAM operations. | |
268 | * @ha: HA context | |
269 | */ | |
270 | static void | |
271 | qla2x00_nv_deselect(scsi_qla_host_t *ha) | |
272 | { | |
3d71644c | 273 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
274 | |
275 | WRT_REG_WORD(®->nvram, NVR_DESELECT); | |
276 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
277 | NVRAM_DELAY(); | |
278 | } | |
279 | ||
280 | /** | |
281 | * qla2x00_nv_write() - Prepare for NVRAM read/write operation. | |
282 | * @ha: HA context | |
283 | * @data: Serial interface selector | |
284 | */ | |
285 | static void | |
286 | qla2x00_nv_write(scsi_qla_host_t *ha, uint16_t data) | |
287 | { | |
3d71644c | 288 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; |
1da177e4 LT |
289 | |
290 | WRT_REG_WORD(®->nvram, data | NVR_SELECT | NVR_WRT_ENABLE); | |
291 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
292 | NVRAM_DELAY(); | |
293 | WRT_REG_WORD(®->nvram, data | NVR_SELECT| NVR_CLOCK | | |
294 | NVR_WRT_ENABLE); | |
295 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
296 | NVRAM_DELAY(); | |
297 | WRT_REG_WORD(®->nvram, data | NVR_SELECT | NVR_WRT_ENABLE); | |
298 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
299 | NVRAM_DELAY(); | |
300 | } | |
301 | ||
459c5378 AV |
302 | /** |
303 | * qla2x00_clear_nvram_protection() - | |
304 | * @ha: HA context | |
305 | */ | |
306 | static int | |
307 | qla2x00_clear_nvram_protection(scsi_qla_host_t *ha) | |
308 | { | |
309 | int ret, stat; | |
310 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
45aeaf1e | 311 | uint32_t word, wait_cnt; |
459c5378 AV |
312 | uint16_t wprot, wprot_old; |
313 | ||
314 | /* Clear NVRAM write protection. */ | |
315 | ret = QLA_FUNCTION_FAILED; | |
45aeaf1e RA |
316 | |
317 | wprot_old = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base)); | |
318 | stat = qla2x00_write_nvram_word_tmo(ha, ha->nvram_base, | |
459c5378 | 319 | __constant_cpu_to_le16(0x1234), 100000); |
45aeaf1e RA |
320 | wprot = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base)); |
321 | if (stat != QLA_SUCCESS || wprot != 0x1234) { | |
459c5378 AV |
322 | /* Write enable. */ |
323 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
324 | qla2x00_nv_write(ha, 0); | |
325 | qla2x00_nv_write(ha, 0); | |
326 | for (word = 0; word < 8; word++) | |
327 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
328 | ||
329 | qla2x00_nv_deselect(ha); | |
330 | ||
331 | /* Enable protection register. */ | |
332 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
333 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
334 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
335 | for (word = 0; word < 8; word++) | |
336 | qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); | |
337 | ||
338 | qla2x00_nv_deselect(ha); | |
339 | ||
340 | /* Clear protection register (ffff is cleared). */ | |
341 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
342 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
343 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
344 | for (word = 0; word < 8; word++) | |
345 | qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); | |
346 | ||
347 | qla2x00_nv_deselect(ha); | |
348 | ||
349 | /* Wait for NVRAM to become ready. */ | |
350 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
dcb36ce9 | 351 | RD_REG_WORD(®->nvram); /* PCI Posting. */ |
45aeaf1e | 352 | wait_cnt = NVR_WAIT_CNT; |
459c5378 | 353 | do { |
45aeaf1e RA |
354 | if (!--wait_cnt) { |
355 | DEBUG9_10(printk("%s(%ld): NVRAM didn't go " | |
356 | "ready...\n", __func__, | |
357 | ha->host_no)); | |
358 | break; | |
359 | } | |
459c5378 AV |
360 | NVRAM_DELAY(); |
361 | word = RD_REG_WORD(®->nvram); | |
362 | } while ((word & NVR_DATA_IN) == 0); | |
363 | ||
45aeaf1e RA |
364 | if (wait_cnt) |
365 | ret = QLA_SUCCESS; | |
459c5378 | 366 | } else |
45aeaf1e | 367 | qla2x00_write_nvram_word(ha, ha->nvram_base, wprot_old); |
459c5378 AV |
368 | |
369 | return ret; | |
370 | } | |
371 | ||
372 | static void | |
373 | qla2x00_set_nvram_protection(scsi_qla_host_t *ha, int stat) | |
374 | { | |
375 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
45aeaf1e | 376 | uint32_t word, wait_cnt; |
459c5378 AV |
377 | |
378 | if (stat != QLA_SUCCESS) | |
379 | return; | |
380 | ||
381 | /* Set NVRAM write protection. */ | |
382 | /* Write enable. */ | |
383 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
384 | qla2x00_nv_write(ha, 0); | |
385 | qla2x00_nv_write(ha, 0); | |
386 | for (word = 0; word < 8; word++) | |
387 | qla2x00_nv_write(ha, NVR_DATA_OUT); | |
388 | ||
389 | qla2x00_nv_deselect(ha); | |
390 | ||
391 | /* Enable protection register. */ | |
392 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
393 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
394 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
395 | for (word = 0; word < 8; word++) | |
396 | qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE); | |
397 | ||
398 | qla2x00_nv_deselect(ha); | |
399 | ||
400 | /* Enable protection register. */ | |
401 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
402 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
403 | qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT); | |
404 | for (word = 0; word < 8; word++) | |
405 | qla2x00_nv_write(ha, NVR_PR_ENABLE); | |
406 | ||
407 | qla2x00_nv_deselect(ha); | |
408 | ||
409 | /* Wait for NVRAM to become ready. */ | |
410 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
dcb36ce9 | 411 | RD_REG_WORD(®->nvram); /* PCI Posting. */ |
45aeaf1e | 412 | wait_cnt = NVR_WAIT_CNT; |
459c5378 | 413 | do { |
45aeaf1e RA |
414 | if (!--wait_cnt) { |
415 | DEBUG9_10(printk("%s(%ld): NVRAM didn't go ready...\n", | |
416 | __func__, ha->host_no)); | |
417 | break; | |
418 | } | |
459c5378 AV |
419 | NVRAM_DELAY(); |
420 | word = RD_REG_WORD(®->nvram); | |
421 | } while ((word & NVR_DATA_IN) == 0); | |
422 | } | |
423 | ||
424 | ||
425 | /*****************************************************************************/ | |
426 | /* Flash Manipulation Routines */ | |
427 | /*****************************************************************************/ | |
428 | ||
338c9161 AV |
429 | #define OPTROM_BURST_SIZE 0x1000 |
430 | #define OPTROM_BURST_DWORDS (OPTROM_BURST_SIZE / 4) | |
431 | ||
459c5378 AV |
432 | static inline uint32_t |
433 | flash_conf_to_access_addr(uint32_t faddr) | |
434 | { | |
435 | return FARX_ACCESS_FLASH_CONF | faddr; | |
436 | } | |
437 | ||
438 | static inline uint32_t | |
439 | flash_data_to_access_addr(uint32_t faddr) | |
440 | { | |
441 | return FARX_ACCESS_FLASH_DATA | faddr; | |
442 | } | |
443 | ||
444 | static inline uint32_t | |
445 | nvram_conf_to_access_addr(uint32_t naddr) | |
446 | { | |
447 | return FARX_ACCESS_NVRAM_CONF | naddr; | |
448 | } | |
449 | ||
450 | static inline uint32_t | |
451 | nvram_data_to_access_addr(uint32_t naddr) | |
452 | { | |
453 | return FARX_ACCESS_NVRAM_DATA | naddr; | |
454 | } | |
455 | ||
e5f82ab8 | 456 | static uint32_t |
459c5378 AV |
457 | qla24xx_read_flash_dword(scsi_qla_host_t *ha, uint32_t addr) |
458 | { | |
459 | int rval; | |
460 | uint32_t cnt, data; | |
461 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
462 | ||
463 | WRT_REG_DWORD(®->flash_addr, addr & ~FARX_DATA_FLAG); | |
464 | /* Wait for READ cycle to complete. */ | |
465 | rval = QLA_SUCCESS; | |
466 | for (cnt = 3000; | |
467 | (RD_REG_DWORD(®->flash_addr) & FARX_DATA_FLAG) == 0 && | |
468 | rval == QLA_SUCCESS; cnt--) { | |
469 | if (cnt) | |
470 | udelay(10); | |
471 | else | |
472 | rval = QLA_FUNCTION_TIMEOUT; | |
40a2e34a | 473 | cond_resched(); |
459c5378 AV |
474 | } |
475 | ||
476 | /* TODO: What happens if we time out? */ | |
477 | data = 0xDEADDEAD; | |
478 | if (rval == QLA_SUCCESS) | |
479 | data = RD_REG_DWORD(®->flash_data); | |
480 | ||
481 | return data; | |
482 | } | |
483 | ||
484 | uint32_t * | |
485 | qla24xx_read_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr, | |
486 | uint32_t dwords) | |
487 | { | |
488 | uint32_t i; | |
459c5378 AV |
489 | |
490 | /* Dword reads to flash. */ | |
491 | for (i = 0; i < dwords; i++, faddr++) | |
492 | dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, | |
493 | flash_data_to_access_addr(faddr))); | |
494 | ||
459c5378 AV |
495 | return dwptr; |
496 | } | |
497 | ||
e5f82ab8 | 498 | static int |
459c5378 AV |
499 | qla24xx_write_flash_dword(scsi_qla_host_t *ha, uint32_t addr, uint32_t data) |
500 | { | |
501 | int rval; | |
502 | uint32_t cnt; | |
503 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
504 | ||
505 | WRT_REG_DWORD(®->flash_data, data); | |
506 | RD_REG_DWORD(®->flash_data); /* PCI Posting. */ | |
507 | WRT_REG_DWORD(®->flash_addr, addr | FARX_DATA_FLAG); | |
508 | /* Wait for Write cycle to complete. */ | |
509 | rval = QLA_SUCCESS; | |
510 | for (cnt = 500000; (RD_REG_DWORD(®->flash_addr) & FARX_DATA_FLAG) && | |
511 | rval == QLA_SUCCESS; cnt--) { | |
512 | if (cnt) | |
513 | udelay(10); | |
514 | else | |
515 | rval = QLA_FUNCTION_TIMEOUT; | |
40a2e34a | 516 | cond_resched(); |
459c5378 AV |
517 | } |
518 | return rval; | |
519 | } | |
520 | ||
e5f82ab8 | 521 | static void |
459c5378 AV |
522 | qla24xx_get_flash_manufacturer(scsi_qla_host_t *ha, uint8_t *man_id, |
523 | uint8_t *flash_id) | |
524 | { | |
525 | uint32_t ids; | |
526 | ||
527 | ids = qla24xx_read_flash_dword(ha, flash_data_to_access_addr(0xd03ab)); | |
528 | *man_id = LSB(ids); | |
529 | *flash_id = MSB(ids); | |
45aeaf1e RA |
530 | |
531 | /* Check if man_id and flash_id are valid. */ | |
532 | if (ids != 0xDEADDEAD && (*man_id == 0 || *flash_id == 0)) { | |
533 | /* Read information using 0x9f opcode | |
534 | * Device ID, Mfg ID would be read in the format: | |
535 | * <Ext Dev Info><Device ID Part2><Device ID Part 1><Mfg ID> | |
536 | * Example: ATMEL 0x00 01 45 1F | |
537 | * Extract MFG and Dev ID from last two bytes. | |
538 | */ | |
539 | ids = qla24xx_read_flash_dword(ha, | |
540 | flash_data_to_access_addr(0xd009f)); | |
541 | *man_id = LSB(ids); | |
542 | *flash_id = MSB(ids); | |
543 | } | |
459c5378 AV |
544 | } |
545 | ||
cb8dacbf AV |
546 | static void |
547 | qla24xx_unprotect_flash(scsi_qla_host_t *ha) | |
548 | { | |
549 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
550 | ||
551 | /* Enable flash write. */ | |
552 | WRT_REG_DWORD(®->ctrl_status, | |
553 | RD_REG_DWORD(®->ctrl_status) | CSRX_FLASH_ENABLE); | |
554 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
555 | ||
556 | /* Disable flash write-protection. */ | |
557 | qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0); | |
558 | /* Some flash parts need an additional zero-write to clear bits.*/ | |
559 | qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0); | |
560 | } | |
561 | ||
562 | static void | |
563 | qla24xx_protect_flash(scsi_qla_host_t *ha) | |
564 | { | |
565 | uint32_t cnt; | |
566 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
567 | ||
568 | /* Enable flash write-protection and wait for completion. */ | |
569 | qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0x9c); | |
570 | for (cnt = 300; cnt && | |
571 | qla24xx_read_flash_dword(ha, | |
572 | flash_conf_to_access_addr(0x005)) & BIT_0; | |
573 | cnt--) { | |
574 | udelay(10); | |
575 | } | |
576 | ||
577 | /* Disable flash write. */ | |
578 | WRT_REG_DWORD(®->ctrl_status, | |
579 | RD_REG_DWORD(®->ctrl_status) & ~CSRX_FLASH_ENABLE); | |
580 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
581 | } | |
582 | ||
e5f82ab8 | 583 | static int |
459c5378 AV |
584 | qla24xx_write_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr, |
585 | uint32_t dwords) | |
586 | { | |
587 | int ret; | |
338c9161 AV |
588 | uint32_t liter, miter; |
589 | uint32_t sec_mask, rest_addr, conf_addr; | |
cb8dacbf | 590 | uint32_t fdata, findex; |
459c5378 | 591 | uint8_t man_id, flash_id; |
338c9161 AV |
592 | dma_addr_t optrom_dma; |
593 | void *optrom = NULL; | |
594 | uint32_t *s, *d; | |
459c5378 AV |
595 | |
596 | ret = QLA_SUCCESS; | |
597 | ||
338c9161 | 598 | /* Prepare burst-capable write on supported ISPs. */ |
b7cc176c | 599 | if (IS_QLA25XX(ha) && !(faddr & 0xfff) && |
338c9161 AV |
600 | dwords > OPTROM_BURST_DWORDS) { |
601 | optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, | |
602 | &optrom_dma, GFP_KERNEL); | |
603 | if (!optrom) { | |
604 | qla_printk(KERN_DEBUG, ha, | |
605 | "Unable to allocate memory for optrom burst write " | |
606 | "(%x KB).\n", OPTROM_BURST_SIZE / 1024); | |
607 | } | |
608 | } | |
609 | ||
459c5378 AV |
610 | qla24xx_get_flash_manufacturer(ha, &man_id, &flash_id); |
611 | DEBUG9(printk("%s(%ld): Flash man_id=%d flash_id=%d\n", __func__, | |
612 | ha->host_no, man_id, flash_id)); | |
613 | ||
614 | conf_addr = flash_conf_to_access_addr(0x03d8); | |
615 | switch (man_id) { | |
fa2a1ce5 | 616 | case 0xbf: /* STT flash. */ |
338c9161 AV |
617 | if (flash_id == 0x8e) { |
618 | rest_addr = 0x3fff; | |
619 | sec_mask = 0x7c000; | |
620 | } else { | |
621 | rest_addr = 0x1fff; | |
622 | sec_mask = 0x7e000; | |
623 | } | |
459c5378 AV |
624 | if (flash_id == 0x80) |
625 | conf_addr = flash_conf_to_access_addr(0x0352); | |
626 | break; | |
fa2a1ce5 | 627 | case 0x13: /* ST M25P80. */ |
459c5378 | 628 | rest_addr = 0x3fff; |
338c9161 | 629 | sec_mask = 0x7c000; |
459c5378 | 630 | break; |
45aeaf1e | 631 | case 0x1f: // Atmel 26DF081A |
338c9161 AV |
632 | rest_addr = 0x3fff; |
633 | sec_mask = 0x7c000; | |
45aeaf1e RA |
634 | conf_addr = flash_conf_to_access_addr(0x0320); |
635 | break; | |
459c5378 | 636 | default: |
fa2a1ce5 | 637 | /* Default to 64 kb sector size. */ |
459c5378 | 638 | rest_addr = 0x3fff; |
338c9161 | 639 | sec_mask = 0x7c000; |
459c5378 AV |
640 | break; |
641 | } | |
642 | ||
cb8dacbf | 643 | qla24xx_unprotect_flash(ha); |
459c5378 | 644 | |
338c9161 AV |
645 | for (liter = 0; liter < dwords; liter++, faddr++, dwptr++) { |
646 | if (man_id == 0x1f) { | |
647 | findex = faddr << 2; | |
648 | fdata = findex & sec_mask; | |
649 | } else { | |
650 | findex = faddr; | |
651 | fdata = (findex & sec_mask) << 2; | |
652 | } | |
45aeaf1e | 653 | |
338c9161 AV |
654 | /* Are we at the beginning of a sector? */ |
655 | if ((findex & rest_addr) == 0) { | |
656 | /* Do sector unprotect at 4K boundry for Atmel part. */ | |
657 | if (man_id == 0x1f) | |
658 | qla24xx_write_flash_dword(ha, | |
659 | flash_conf_to_access_addr(0x0339), | |
660 | (fdata & 0xff00) | ((fdata << 16) & | |
459c5378 | 661 | 0xff0000) | ((fdata >> 16) & 0xff)); |
338c9161 AV |
662 | ret = qla24xx_write_flash_dword(ha, conf_addr, |
663 | (fdata & 0xff00) |((fdata << 16) & | |
664 | 0xff0000) | ((fdata >> 16) & 0xff)); | |
665 | if (ret != QLA_SUCCESS) { | |
666 | DEBUG9(printk("%s(%ld) Unable to flash " | |
667 | "sector: address=%x.\n", __func__, | |
668 | ha->host_no, faddr)); | |
669 | break; | |
459c5378 | 670 | } |
338c9161 AV |
671 | } |
672 | ||
673 | /* Go with burst-write. */ | |
94d6a2b3 | 674 | if (optrom && (liter + OPTROM_BURST_DWORDS) <= dwords) { |
338c9161 AV |
675 | /* Copy data to DMA'ble buffer. */ |
676 | for (miter = 0, s = optrom, d = dwptr; | |
677 | miter < OPTROM_BURST_DWORDS; miter++, s++, d++) | |
678 | *s = cpu_to_le32(*d); | |
679 | ||
680 | ret = qla2x00_load_ram(ha, optrom_dma, | |
459c5378 | 681 | flash_data_to_access_addr(faddr), |
338c9161 | 682 | OPTROM_BURST_DWORDS); |
459c5378 | 683 | if (ret != QLA_SUCCESS) { |
338c9161 AV |
684 | qla_printk(KERN_WARNING, ha, |
685 | "Unable to burst-write optrom segment " | |
686 | "(%x/%x/%llx).\n", ret, | |
687 | flash_data_to_access_addr(faddr), | |
875baf3c | 688 | (unsigned long long)optrom_dma); |
338c9161 AV |
689 | qla_printk(KERN_WARNING, ha, |
690 | "Reverting to slow-write.\n"); | |
691 | ||
692 | dma_free_coherent(&ha->pdev->dev, | |
693 | OPTROM_BURST_SIZE, optrom, optrom_dma); | |
694 | optrom = NULL; | |
695 | } else { | |
696 | liter += OPTROM_BURST_DWORDS - 1; | |
697 | faddr += OPTROM_BURST_DWORDS - 1; | |
698 | dwptr += OPTROM_BURST_DWORDS - 1; | |
699 | continue; | |
459c5378 | 700 | } |
338c9161 | 701 | } |
45aeaf1e | 702 | |
338c9161 AV |
703 | ret = qla24xx_write_flash_dword(ha, |
704 | flash_data_to_access_addr(faddr), cpu_to_le32(*dwptr)); | |
705 | if (ret != QLA_SUCCESS) { | |
706 | DEBUG9(printk("%s(%ld) Unable to program flash " | |
707 | "address=%x data=%x.\n", __func__, | |
708 | ha->host_no, faddr, *dwptr)); | |
709 | break; | |
459c5378 | 710 | } |
338c9161 AV |
711 | |
712 | /* Do sector protect at 4K boundry for Atmel part. */ | |
713 | if (man_id == 0x1f && | |
714 | ((faddr & rest_addr) == rest_addr)) | |
715 | qla24xx_write_flash_dword(ha, | |
716 | flash_conf_to_access_addr(0x0336), | |
717 | (fdata & 0xff00) | ((fdata << 16) & | |
718 | 0xff0000) | ((fdata >> 16) & 0xff)); | |
719 | } | |
459c5378 | 720 | |
cb8dacbf | 721 | qla24xx_protect_flash(ha); |
459c5378 | 722 | |
338c9161 AV |
723 | if (optrom) |
724 | dma_free_coherent(&ha->pdev->dev, | |
725 | OPTROM_BURST_SIZE, optrom, optrom_dma); | |
726 | ||
459c5378 AV |
727 | return ret; |
728 | } | |
729 | ||
730 | uint8_t * | |
731 | qla2x00_read_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
732 | uint32_t bytes) | |
733 | { | |
734 | uint32_t i; | |
735 | uint16_t *wptr; | |
736 | ||
737 | /* Word reads to NVRAM via registers. */ | |
738 | wptr = (uint16_t *)buf; | |
739 | qla2x00_lock_nvram_access(ha); | |
740 | for (i = 0; i < bytes >> 1; i++, naddr++) | |
741 | wptr[i] = cpu_to_le16(qla2x00_get_nvram_word(ha, | |
742 | naddr)); | |
743 | qla2x00_unlock_nvram_access(ha); | |
744 | ||
745 | return buf; | |
746 | } | |
747 | ||
748 | uint8_t * | |
749 | qla24xx_read_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
750 | uint32_t bytes) | |
751 | { | |
752 | uint32_t i; | |
753 | uint32_t *dwptr; | |
459c5378 AV |
754 | |
755 | /* Dword reads to flash. */ | |
756 | dwptr = (uint32_t *)buf; | |
757 | for (i = 0; i < bytes >> 2; i++, naddr++) | |
758 | dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, | |
759 | nvram_data_to_access_addr(naddr))); | |
760 | ||
459c5378 AV |
761 | return buf; |
762 | } | |
763 | ||
764 | int | |
765 | qla2x00_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
766 | uint32_t bytes) | |
767 | { | |
768 | int ret, stat; | |
769 | uint32_t i; | |
770 | uint16_t *wptr; | |
2c96d8d0 | 771 | unsigned long flags; |
459c5378 AV |
772 | |
773 | ret = QLA_SUCCESS; | |
774 | ||
2c96d8d0 | 775 | spin_lock_irqsave(&ha->hardware_lock, flags); |
459c5378 AV |
776 | qla2x00_lock_nvram_access(ha); |
777 | ||
778 | /* Disable NVRAM write-protection. */ | |
779 | stat = qla2x00_clear_nvram_protection(ha); | |
780 | ||
781 | wptr = (uint16_t *)buf; | |
782 | for (i = 0; i < bytes >> 1; i++, naddr++) { | |
783 | qla2x00_write_nvram_word(ha, naddr, | |
784 | cpu_to_le16(*wptr)); | |
785 | wptr++; | |
786 | } | |
787 | ||
788 | /* Enable NVRAM write-protection. */ | |
789 | qla2x00_set_nvram_protection(ha, stat); | |
790 | ||
791 | qla2x00_unlock_nvram_access(ha); | |
2c96d8d0 | 792 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
459c5378 AV |
793 | |
794 | return ret; | |
795 | } | |
796 | ||
797 | int | |
798 | qla24xx_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
799 | uint32_t bytes) | |
800 | { | |
801 | int ret; | |
802 | uint32_t i; | |
803 | uint32_t *dwptr; | |
804 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
2c96d8d0 | 805 | unsigned long flags; |
459c5378 AV |
806 | |
807 | ret = QLA_SUCCESS; | |
808 | ||
2c96d8d0 | 809 | spin_lock_irqsave(&ha->hardware_lock, flags); |
459c5378 AV |
810 | /* Enable flash write. */ |
811 | WRT_REG_DWORD(®->ctrl_status, | |
812 | RD_REG_DWORD(®->ctrl_status) | CSRX_FLASH_ENABLE); | |
813 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
814 | ||
815 | /* Disable NVRAM write-protection. */ | |
816 | qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101), | |
817 | 0); | |
818 | qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101), | |
819 | 0); | |
820 | ||
821 | /* Dword writes to flash. */ | |
822 | dwptr = (uint32_t *)buf; | |
823 | for (i = 0; i < bytes >> 2; i++, naddr++, dwptr++) { | |
824 | ret = qla24xx_write_flash_dword(ha, | |
825 | nvram_data_to_access_addr(naddr), | |
826 | cpu_to_le32(*dwptr)); | |
827 | if (ret != QLA_SUCCESS) { | |
828 | DEBUG9(printk("%s(%ld) Unable to program " | |
829 | "nvram address=%x data=%x.\n", __func__, | |
830 | ha->host_no, naddr, *dwptr)); | |
831 | break; | |
832 | } | |
833 | } | |
834 | ||
835 | /* Enable NVRAM write-protection. */ | |
836 | qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101), | |
837 | 0x8c); | |
838 | ||
839 | /* Disable flash write. */ | |
840 | WRT_REG_DWORD(®->ctrl_status, | |
841 | RD_REG_DWORD(®->ctrl_status) & ~CSRX_FLASH_ENABLE); | |
842 | RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ | |
2c96d8d0 | 843 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
459c5378 | 844 | |
459c5378 AV |
845 | return ret; |
846 | } | |
f6df144c | 847 | |
c3a2f0df AV |
848 | uint8_t * |
849 | qla25xx_read_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
850 | uint32_t bytes) | |
851 | { | |
852 | uint32_t i; | |
853 | uint32_t *dwptr; | |
854 | ||
855 | /* Dword reads to flash. */ | |
856 | dwptr = (uint32_t *)buf; | |
857 | for (i = 0; i < bytes >> 2; i++, naddr++) | |
858 | dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha, | |
859 | flash_data_to_access_addr(FA_VPD_NVRAM_ADDR | naddr))); | |
860 | ||
861 | return buf; | |
862 | } | |
863 | ||
864 | int | |
865 | qla25xx_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, | |
866 | uint32_t bytes) | |
867 | { | |
2c96d8d0 AV |
868 | #define RMW_BUFFER_SIZE (64 * 1024) |
869 | uint8_t *dbuf; | |
870 | ||
871 | dbuf = vmalloc(RMW_BUFFER_SIZE); | |
872 | if (!dbuf) | |
873 | return QLA_MEMORY_ALLOC_FAILED; | |
874 | ha->isp_ops->read_optrom(ha, dbuf, FA_VPD_NVRAM_ADDR << 2, | |
875 | RMW_BUFFER_SIZE); | |
876 | memcpy(dbuf + (naddr << 2), buf, bytes); | |
877 | ha->isp_ops->write_optrom(ha, dbuf, FA_VPD_NVRAM_ADDR << 2, | |
878 | RMW_BUFFER_SIZE); | |
879 | vfree(dbuf); | |
880 | ||
881 | return QLA_SUCCESS; | |
c3a2f0df | 882 | } |
f6df144c AV |
883 | |
884 | static inline void | |
885 | qla2x00_flip_colors(scsi_qla_host_t *ha, uint16_t *pflags) | |
886 | { | |
887 | if (IS_QLA2322(ha)) { | |
888 | /* Flip all colors. */ | |
889 | if (ha->beacon_color_state == QLA_LED_ALL_ON) { | |
890 | /* Turn off. */ | |
891 | ha->beacon_color_state = 0; | |
892 | *pflags = GPIO_LED_ALL_OFF; | |
893 | } else { | |
894 | /* Turn on. */ | |
895 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
896 | *pflags = GPIO_LED_RGA_ON; | |
897 | } | |
898 | } else { | |
899 | /* Flip green led only. */ | |
900 | if (ha->beacon_color_state == QLA_LED_GRN_ON) { | |
901 | /* Turn off. */ | |
902 | ha->beacon_color_state = 0; | |
903 | *pflags = GPIO_LED_GREEN_OFF_AMBER_OFF; | |
904 | } else { | |
905 | /* Turn on. */ | |
906 | ha->beacon_color_state = QLA_LED_GRN_ON; | |
907 | *pflags = GPIO_LED_GREEN_ON_AMBER_OFF; | |
908 | } | |
909 | } | |
910 | } | |
911 | ||
948882f6 AV |
912 | #define PIO_REG(h, r) ((h)->pio_address + offsetof(struct device_reg_2xxx, r)) |
913 | ||
f6df144c AV |
914 | void |
915 | qla2x00_beacon_blink(struct scsi_qla_host *ha) | |
916 | { | |
917 | uint16_t gpio_enable; | |
918 | uint16_t gpio_data; | |
919 | uint16_t led_color = 0; | |
920 | unsigned long flags; | |
921 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
922 | ||
f6df144c AV |
923 | spin_lock_irqsave(&ha->hardware_lock, flags); |
924 | ||
925 | /* Save the Original GPIOE. */ | |
926 | if (ha->pio_address) { | |
948882f6 AV |
927 | gpio_enable = RD_REG_WORD_PIO(PIO_REG(ha, gpioe)); |
928 | gpio_data = RD_REG_WORD_PIO(PIO_REG(ha, gpiod)); | |
f6df144c AV |
929 | } else { |
930 | gpio_enable = RD_REG_WORD(®->gpioe); | |
931 | gpio_data = RD_REG_WORD(®->gpiod); | |
932 | } | |
933 | ||
934 | /* Set the modified gpio_enable values */ | |
935 | gpio_enable |= GPIO_LED_MASK; | |
936 | ||
937 | if (ha->pio_address) { | |
948882f6 | 938 | WRT_REG_WORD_PIO(PIO_REG(ha, gpioe), gpio_enable); |
f6df144c AV |
939 | } else { |
940 | WRT_REG_WORD(®->gpioe, gpio_enable); | |
941 | RD_REG_WORD(®->gpioe); | |
942 | } | |
943 | ||
944 | qla2x00_flip_colors(ha, &led_color); | |
945 | ||
946 | /* Clear out any previously set LED color. */ | |
947 | gpio_data &= ~GPIO_LED_MASK; | |
948 | ||
949 | /* Set the new input LED color to GPIOD. */ | |
950 | gpio_data |= led_color; | |
951 | ||
952 | /* Set the modified gpio_data values */ | |
953 | if (ha->pio_address) { | |
948882f6 | 954 | WRT_REG_WORD_PIO(PIO_REG(ha, gpiod), gpio_data); |
f6df144c AV |
955 | } else { |
956 | WRT_REG_WORD(®->gpiod, gpio_data); | |
957 | RD_REG_WORD(®->gpiod); | |
958 | } | |
959 | ||
960 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
961 | } | |
962 | ||
963 | int | |
964 | qla2x00_beacon_on(struct scsi_qla_host *ha) | |
965 | { | |
966 | uint16_t gpio_enable; | |
967 | uint16_t gpio_data; | |
968 | unsigned long flags; | |
969 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
970 | ||
971 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
972 | ha->fw_options[1] |= FO1_DISABLE_GPIO6_7; | |
973 | ||
974 | if (qla2x00_set_fw_options(ha, ha->fw_options) != QLA_SUCCESS) { | |
975 | qla_printk(KERN_WARNING, ha, | |
976 | "Unable to update fw options (beacon on).\n"); | |
977 | return QLA_FUNCTION_FAILED; | |
978 | } | |
979 | ||
f6df144c AV |
980 | /* Turn off LEDs. */ |
981 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
982 | if (ha->pio_address) { | |
948882f6 AV |
983 | gpio_enable = RD_REG_WORD_PIO(PIO_REG(ha, gpioe)); |
984 | gpio_data = RD_REG_WORD_PIO(PIO_REG(ha, gpiod)); | |
f6df144c AV |
985 | } else { |
986 | gpio_enable = RD_REG_WORD(®->gpioe); | |
987 | gpio_data = RD_REG_WORD(®->gpiod); | |
988 | } | |
989 | gpio_enable |= GPIO_LED_MASK; | |
990 | ||
991 | /* Set the modified gpio_enable values. */ | |
992 | if (ha->pio_address) { | |
948882f6 | 993 | WRT_REG_WORD_PIO(PIO_REG(ha, gpioe), gpio_enable); |
f6df144c AV |
994 | } else { |
995 | WRT_REG_WORD(®->gpioe, gpio_enable); | |
996 | RD_REG_WORD(®->gpioe); | |
997 | } | |
998 | ||
999 | /* Clear out previously set LED colour. */ | |
1000 | gpio_data &= ~GPIO_LED_MASK; | |
1001 | if (ha->pio_address) { | |
948882f6 | 1002 | WRT_REG_WORD_PIO(PIO_REG(ha, gpiod), gpio_data); |
f6df144c AV |
1003 | } else { |
1004 | WRT_REG_WORD(®->gpiod, gpio_data); | |
1005 | RD_REG_WORD(®->gpiod); | |
1006 | } | |
1007 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1008 | ||
1009 | /* | |
1010 | * Let the per HBA timer kick off the blinking process based on | |
1011 | * the following flags. No need to do anything else now. | |
1012 | */ | |
1013 | ha->beacon_blink_led = 1; | |
1014 | ha->beacon_color_state = 0; | |
1015 | ||
1016 | return QLA_SUCCESS; | |
1017 | } | |
1018 | ||
1019 | int | |
1020 | qla2x00_beacon_off(struct scsi_qla_host *ha) | |
1021 | { | |
1022 | int rval = QLA_SUCCESS; | |
1023 | ||
1024 | ha->beacon_blink_led = 0; | |
1025 | ||
1026 | /* Set the on flag so when it gets flipped it will be off. */ | |
1027 | if (IS_QLA2322(ha)) | |
1028 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
1029 | else | |
1030 | ha->beacon_color_state = QLA_LED_GRN_ON; | |
1031 | ||
fd34f556 | 1032 | ha->isp_ops->beacon_blink(ha); /* This turns green LED off */ |
f6df144c AV |
1033 | |
1034 | ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING; | |
1035 | ha->fw_options[1] &= ~FO1_DISABLE_GPIO6_7; | |
1036 | ||
1037 | rval = qla2x00_set_fw_options(ha, ha->fw_options); | |
1038 | if (rval != QLA_SUCCESS) | |
1039 | qla_printk(KERN_WARNING, ha, | |
1040 | "Unable to update fw options (beacon off).\n"); | |
1041 | return rval; | |
1042 | } | |
1043 | ||
1044 | ||
1045 | static inline void | |
1046 | qla24xx_flip_colors(scsi_qla_host_t *ha, uint16_t *pflags) | |
1047 | { | |
1048 | /* Flip all colors. */ | |
1049 | if (ha->beacon_color_state == QLA_LED_ALL_ON) { | |
1050 | /* Turn off. */ | |
1051 | ha->beacon_color_state = 0; | |
1052 | *pflags = 0; | |
1053 | } else { | |
1054 | /* Turn on. */ | |
1055 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
1056 | *pflags = GPDX_LED_YELLOW_ON | GPDX_LED_AMBER_ON; | |
1057 | } | |
1058 | } | |
1059 | ||
1060 | void | |
1061 | qla24xx_beacon_blink(struct scsi_qla_host *ha) | |
1062 | { | |
1063 | uint16_t led_color = 0; | |
1064 | uint32_t gpio_data; | |
1065 | unsigned long flags; | |
1066 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1067 | ||
1068 | /* Save the Original GPIOD. */ | |
1069 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1070 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1071 | ||
1072 | /* Enable the gpio_data reg for update. */ | |
1073 | gpio_data |= GPDX_LED_UPDATE_MASK; | |
1074 | ||
1075 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
1076 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1077 | ||
1078 | /* Set the color bits. */ | |
1079 | qla24xx_flip_colors(ha, &led_color); | |
1080 | ||
1081 | /* Clear out any previously set LED color. */ | |
1082 | gpio_data &= ~GPDX_LED_COLOR_MASK; | |
1083 | ||
1084 | /* Set the new input LED color to GPIOD. */ | |
1085 | gpio_data |= led_color; | |
1086 | ||
1087 | /* Set the modified gpio_data values. */ | |
1088 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
1089 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1090 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1091 | } | |
1092 | ||
1093 | int | |
1094 | qla24xx_beacon_on(struct scsi_qla_host *ha) | |
1095 | { | |
1096 | uint32_t gpio_data; | |
1097 | unsigned long flags; | |
1098 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1099 | ||
1100 | if (ha->beacon_blink_led == 0) { | |
1101 | /* Enable firmware for update */ | |
1102 | ha->fw_options[1] |= ADD_FO1_DISABLE_GPIO_LED_CTRL; | |
1103 | ||
1104 | if (qla2x00_set_fw_options(ha, ha->fw_options) != QLA_SUCCESS) | |
1105 | return QLA_FUNCTION_FAILED; | |
1106 | ||
1107 | if (qla2x00_get_fw_options(ha, ha->fw_options) != | |
1108 | QLA_SUCCESS) { | |
1109 | qla_printk(KERN_WARNING, ha, | |
1110 | "Unable to update fw options (beacon on).\n"); | |
1111 | return QLA_FUNCTION_FAILED; | |
1112 | } | |
1113 | ||
1114 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1115 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1116 | ||
1117 | /* Enable the gpio_data reg for update. */ | |
1118 | gpio_data |= GPDX_LED_UPDATE_MASK; | |
1119 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
1120 | RD_REG_DWORD(®->gpiod); | |
1121 | ||
1122 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1123 | } | |
1124 | ||
1125 | /* So all colors blink together. */ | |
1126 | ha->beacon_color_state = 0; | |
1127 | ||
1128 | /* Let the per HBA timer kick off the blinking process. */ | |
1129 | ha->beacon_blink_led = 1; | |
1130 | ||
1131 | return QLA_SUCCESS; | |
1132 | } | |
1133 | ||
1134 | int | |
1135 | qla24xx_beacon_off(struct scsi_qla_host *ha) | |
1136 | { | |
1137 | uint32_t gpio_data; | |
1138 | unsigned long flags; | |
1139 | struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; | |
1140 | ||
1141 | ha->beacon_blink_led = 0; | |
1142 | ha->beacon_color_state = QLA_LED_ALL_ON; | |
1143 | ||
fd34f556 | 1144 | ha->isp_ops->beacon_blink(ha); /* Will flip to all off. */ |
f6df144c AV |
1145 | |
1146 | /* Give control back to firmware. */ | |
1147 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1148 | gpio_data = RD_REG_DWORD(®->gpiod); | |
1149 | ||
1150 | /* Disable the gpio_data reg for update. */ | |
1151 | gpio_data &= ~GPDX_LED_UPDATE_MASK; | |
1152 | WRT_REG_DWORD(®->gpiod, gpio_data); | |
1153 | RD_REG_DWORD(®->gpiod); | |
1154 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1155 | ||
1156 | ha->fw_options[1] &= ~ADD_FO1_DISABLE_GPIO_LED_CTRL; | |
1157 | ||
1158 | if (qla2x00_set_fw_options(ha, ha->fw_options) != QLA_SUCCESS) { | |
1159 | qla_printk(KERN_WARNING, ha, | |
1160 | "Unable to update fw options (beacon off).\n"); | |
1161 | return QLA_FUNCTION_FAILED; | |
1162 | } | |
1163 | ||
1164 | if (qla2x00_get_fw_options(ha, ha->fw_options) != QLA_SUCCESS) { | |
1165 | qla_printk(KERN_WARNING, ha, | |
1166 | "Unable to get fw options (beacon off).\n"); | |
1167 | return QLA_FUNCTION_FAILED; | |
1168 | } | |
1169 | ||
1170 | return QLA_SUCCESS; | |
1171 | } | |
854165f4 AV |
1172 | |
1173 | ||
1174 | /* | |
1175 | * Flash support routines | |
1176 | */ | |
1177 | ||
1178 | /** | |
1179 | * qla2x00_flash_enable() - Setup flash for reading and writing. | |
1180 | * @ha: HA context | |
1181 | */ | |
1182 | static void | |
1183 | qla2x00_flash_enable(scsi_qla_host_t *ha) | |
1184 | { | |
1185 | uint16_t data; | |
1186 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1187 | ||
1188 | data = RD_REG_WORD(®->ctrl_status); | |
1189 | data |= CSR_FLASH_ENABLE; | |
1190 | WRT_REG_WORD(®->ctrl_status, data); | |
1191 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1192 | } | |
1193 | ||
1194 | /** | |
1195 | * qla2x00_flash_disable() - Disable flash and allow RISC to run. | |
1196 | * @ha: HA context | |
1197 | */ | |
1198 | static void | |
1199 | qla2x00_flash_disable(scsi_qla_host_t *ha) | |
1200 | { | |
1201 | uint16_t data; | |
1202 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1203 | ||
1204 | data = RD_REG_WORD(®->ctrl_status); | |
1205 | data &= ~(CSR_FLASH_ENABLE); | |
1206 | WRT_REG_WORD(®->ctrl_status, data); | |
1207 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1208 | } | |
1209 | ||
1210 | /** | |
1211 | * qla2x00_read_flash_byte() - Reads a byte from flash | |
1212 | * @ha: HA context | |
1213 | * @addr: Address in flash to read | |
1214 | * | |
1215 | * A word is read from the chip, but, only the lower byte is valid. | |
1216 | * | |
1217 | * Returns the byte read from flash @addr. | |
1218 | */ | |
1219 | static uint8_t | |
1220 | qla2x00_read_flash_byte(scsi_qla_host_t *ha, uint32_t addr) | |
1221 | { | |
1222 | uint16_t data; | |
1223 | uint16_t bank_select; | |
1224 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1225 | ||
1226 | bank_select = RD_REG_WORD(®->ctrl_status); | |
1227 | ||
1228 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
1229 | /* Specify 64K address range: */ | |
1230 | /* clear out Module Select and Flash Address bits [19:16]. */ | |
1231 | bank_select &= ~0xf8; | |
1232 | bank_select |= addr >> 12 & 0xf0; | |
1233 | bank_select |= CSR_FLASH_64K_BANK; | |
1234 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1235 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1236 | ||
1237 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1238 | data = RD_REG_WORD(®->flash_data); | |
1239 | ||
1240 | return (uint8_t)data; | |
1241 | } | |
1242 | ||
1243 | /* Setup bit 16 of flash address. */ | |
1244 | if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) { | |
1245 | bank_select |= CSR_FLASH_64K_BANK; | |
1246 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1247 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1248 | } else if (((addr & BIT_16) == 0) && | |
1249 | (bank_select & CSR_FLASH_64K_BANK)) { | |
1250 | bank_select &= ~(CSR_FLASH_64K_BANK); | |
1251 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1252 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1253 | } | |
1254 | ||
1255 | /* Always perform IO mapped accesses to the FLASH registers. */ | |
1256 | if (ha->pio_address) { | |
1257 | uint16_t data2; | |
1258 | ||
948882f6 | 1259 | WRT_REG_WORD_PIO(PIO_REG(ha, flash_address), (uint16_t)addr); |
854165f4 | 1260 | do { |
948882f6 | 1261 | data = RD_REG_WORD_PIO(PIO_REG(ha, flash_data)); |
854165f4 AV |
1262 | barrier(); |
1263 | cpu_relax(); | |
948882f6 | 1264 | data2 = RD_REG_WORD_PIO(PIO_REG(ha, flash_data)); |
854165f4 AV |
1265 | } while (data != data2); |
1266 | } else { | |
1267 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1268 | data = qla2x00_debounce_register(®->flash_data); | |
1269 | } | |
1270 | ||
1271 | return (uint8_t)data; | |
1272 | } | |
1273 | ||
1274 | /** | |
1275 | * qla2x00_write_flash_byte() - Write a byte to flash | |
1276 | * @ha: HA context | |
1277 | * @addr: Address in flash to write | |
1278 | * @data: Data to write | |
1279 | */ | |
1280 | static void | |
1281 | qla2x00_write_flash_byte(scsi_qla_host_t *ha, uint32_t addr, uint8_t data) | |
1282 | { | |
1283 | uint16_t bank_select; | |
1284 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1285 | ||
1286 | bank_select = RD_REG_WORD(®->ctrl_status); | |
1287 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
1288 | /* Specify 64K address range: */ | |
1289 | /* clear out Module Select and Flash Address bits [19:16]. */ | |
1290 | bank_select &= ~0xf8; | |
1291 | bank_select |= addr >> 12 & 0xf0; | |
1292 | bank_select |= CSR_FLASH_64K_BANK; | |
1293 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1294 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1295 | ||
1296 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1297 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1298 | WRT_REG_WORD(®->flash_data, (uint16_t)data); | |
1299 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1300 | ||
1301 | return; | |
1302 | } | |
1303 | ||
1304 | /* Setup bit 16 of flash address. */ | |
1305 | if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) { | |
1306 | bank_select |= CSR_FLASH_64K_BANK; | |
1307 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1308 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1309 | } else if (((addr & BIT_16) == 0) && | |
1310 | (bank_select & CSR_FLASH_64K_BANK)) { | |
1311 | bank_select &= ~(CSR_FLASH_64K_BANK); | |
1312 | WRT_REG_WORD(®->ctrl_status, bank_select); | |
1313 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1314 | } | |
1315 | ||
1316 | /* Always perform IO mapped accesses to the FLASH registers. */ | |
1317 | if (ha->pio_address) { | |
948882f6 AV |
1318 | WRT_REG_WORD_PIO(PIO_REG(ha, flash_address), (uint16_t)addr); |
1319 | WRT_REG_WORD_PIO(PIO_REG(ha, flash_data), (uint16_t)data); | |
854165f4 AV |
1320 | } else { |
1321 | WRT_REG_WORD(®->flash_address, (uint16_t)addr); | |
1322 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1323 | WRT_REG_WORD(®->flash_data, (uint16_t)data); | |
1324 | RD_REG_WORD(®->ctrl_status); /* PCI Posting. */ | |
1325 | } | |
1326 | } | |
1327 | ||
1328 | /** | |
1329 | * qla2x00_poll_flash() - Polls flash for completion. | |
1330 | * @ha: HA context | |
1331 | * @addr: Address in flash to poll | |
1332 | * @poll_data: Data to be polled | |
1333 | * @man_id: Flash manufacturer ID | |
1334 | * @flash_id: Flash ID | |
1335 | * | |
1336 | * This function polls the device until bit 7 of what is read matches data | |
1337 | * bit 7 or until data bit 5 becomes a 1. If that hapens, the flash ROM timed | |
1338 | * out (a fatal error). The flash book recommeds reading bit 7 again after | |
1339 | * reading bit 5 as a 1. | |
1340 | * | |
1341 | * Returns 0 on success, else non-zero. | |
1342 | */ | |
1343 | static int | |
1344 | qla2x00_poll_flash(scsi_qla_host_t *ha, uint32_t addr, uint8_t poll_data, | |
1345 | uint8_t man_id, uint8_t flash_id) | |
1346 | { | |
1347 | int status; | |
1348 | uint8_t flash_data; | |
1349 | uint32_t cnt; | |
1350 | ||
1351 | status = 1; | |
1352 | ||
1353 | /* Wait for 30 seconds for command to finish. */ | |
1354 | poll_data &= BIT_7; | |
1355 | for (cnt = 3000000; cnt; cnt--) { | |
1356 | flash_data = qla2x00_read_flash_byte(ha, addr); | |
1357 | if ((flash_data & BIT_7) == poll_data) { | |
1358 | status = 0; | |
1359 | break; | |
1360 | } | |
1361 | ||
1362 | if (man_id != 0x40 && man_id != 0xda) { | |
1363 | if ((flash_data & BIT_5) && cnt > 2) | |
1364 | cnt = 2; | |
1365 | } | |
1366 | udelay(10); | |
1367 | barrier(); | |
40a2e34a | 1368 | cond_resched(); |
854165f4 AV |
1369 | } |
1370 | return status; | |
1371 | } | |
1372 | ||
854165f4 AV |
1373 | /** |
1374 | * qla2x00_program_flash_address() - Programs a flash address | |
1375 | * @ha: HA context | |
1376 | * @addr: Address in flash to program | |
1377 | * @data: Data to be written in flash | |
1378 | * @man_id: Flash manufacturer ID | |
1379 | * @flash_id: Flash ID | |
1380 | * | |
1381 | * Returns 0 on success, else non-zero. | |
1382 | */ | |
1383 | static int | |
1384 | qla2x00_program_flash_address(scsi_qla_host_t *ha, uint32_t addr, uint8_t data, | |
1385 | uint8_t man_id, uint8_t flash_id) | |
1386 | { | |
1387 | /* Write Program Command Sequence. */ | |
1388 | if (IS_OEM_001(ha)) { | |
1389 | qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); | |
1390 | qla2x00_write_flash_byte(ha, 0x555, 0x55); | |
1391 | qla2x00_write_flash_byte(ha, 0xaaa, 0xa0); | |
1392 | qla2x00_write_flash_byte(ha, addr, data); | |
1393 | } else { | |
1394 | if (man_id == 0xda && flash_id == 0xc1) { | |
1395 | qla2x00_write_flash_byte(ha, addr, data); | |
1396 | if (addr & 0x7e) | |
1397 | return 0; | |
1398 | } else { | |
1399 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1400 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1401 | qla2x00_write_flash_byte(ha, 0x5555, 0xa0); | |
1402 | qla2x00_write_flash_byte(ha, addr, data); | |
1403 | } | |
1404 | } | |
1405 | ||
1406 | udelay(150); | |
1407 | ||
1408 | /* Wait for write to complete. */ | |
1409 | return qla2x00_poll_flash(ha, addr, data, man_id, flash_id); | |
1410 | } | |
1411 | ||
1412 | /** | |
1413 | * qla2x00_erase_flash() - Erase the flash. | |
1414 | * @ha: HA context | |
1415 | * @man_id: Flash manufacturer ID | |
1416 | * @flash_id: Flash ID | |
1417 | * | |
1418 | * Returns 0 on success, else non-zero. | |
1419 | */ | |
1420 | static int | |
1421 | qla2x00_erase_flash(scsi_qla_host_t *ha, uint8_t man_id, uint8_t flash_id) | |
1422 | { | |
1423 | /* Individual Sector Erase Command Sequence */ | |
1424 | if (IS_OEM_001(ha)) { | |
1425 | qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); | |
1426 | qla2x00_write_flash_byte(ha, 0x555, 0x55); | |
1427 | qla2x00_write_flash_byte(ha, 0xaaa, 0x80); | |
1428 | qla2x00_write_flash_byte(ha, 0xaaa, 0xaa); | |
1429 | qla2x00_write_flash_byte(ha, 0x555, 0x55); | |
1430 | qla2x00_write_flash_byte(ha, 0xaaa, 0x10); | |
1431 | } else { | |
1432 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1433 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1434 | qla2x00_write_flash_byte(ha, 0x5555, 0x80); | |
1435 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1436 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1437 | qla2x00_write_flash_byte(ha, 0x5555, 0x10); | |
1438 | } | |
1439 | ||
1440 | udelay(150); | |
1441 | ||
1442 | /* Wait for erase to complete. */ | |
1443 | return qla2x00_poll_flash(ha, 0x00, 0x80, man_id, flash_id); | |
1444 | } | |
1445 | ||
1446 | /** | |
1447 | * qla2x00_erase_flash_sector() - Erase a flash sector. | |
1448 | * @ha: HA context | |
1449 | * @addr: Flash sector to erase | |
1450 | * @sec_mask: Sector address mask | |
1451 | * @man_id: Flash manufacturer ID | |
1452 | * @flash_id: Flash ID | |
1453 | * | |
1454 | * Returns 0 on success, else non-zero. | |
1455 | */ | |
1456 | static int | |
1457 | qla2x00_erase_flash_sector(scsi_qla_host_t *ha, uint32_t addr, | |
1458 | uint32_t sec_mask, uint8_t man_id, uint8_t flash_id) | |
1459 | { | |
1460 | /* Individual Sector Erase Command Sequence */ | |
1461 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1462 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1463 | qla2x00_write_flash_byte(ha, 0x5555, 0x80); | |
1464 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1465 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1466 | if (man_id == 0x1f && flash_id == 0x13) | |
1467 | qla2x00_write_flash_byte(ha, addr & sec_mask, 0x10); | |
1468 | else | |
1469 | qla2x00_write_flash_byte(ha, addr & sec_mask, 0x30); | |
1470 | ||
1471 | udelay(150); | |
1472 | ||
1473 | /* Wait for erase to complete. */ | |
1474 | return qla2x00_poll_flash(ha, addr, 0x80, man_id, flash_id); | |
1475 | } | |
1476 | ||
1477 | /** | |
1478 | * qla2x00_get_flash_manufacturer() - Read manufacturer ID from flash chip. | |
1479 | * @man_id: Flash manufacturer ID | |
1480 | * @flash_id: Flash ID | |
1481 | */ | |
1482 | static void | |
1483 | qla2x00_get_flash_manufacturer(scsi_qla_host_t *ha, uint8_t *man_id, | |
1484 | uint8_t *flash_id) | |
1485 | { | |
1486 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1487 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1488 | qla2x00_write_flash_byte(ha, 0x5555, 0x90); | |
1489 | *man_id = qla2x00_read_flash_byte(ha, 0x0000); | |
1490 | *flash_id = qla2x00_read_flash_byte(ha, 0x0001); | |
1491 | qla2x00_write_flash_byte(ha, 0x5555, 0xaa); | |
1492 | qla2x00_write_flash_byte(ha, 0x2aaa, 0x55); | |
1493 | qla2x00_write_flash_byte(ha, 0x5555, 0xf0); | |
1494 | } | |
1495 | ||
30c47662 AV |
1496 | static void |
1497 | qla2x00_read_flash_data(scsi_qla_host_t *ha, uint8_t *tmp_buf, uint32_t saddr, | |
1498 | uint32_t length) | |
1499 | { | |
1500 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1501 | uint32_t midpoint, ilength; | |
1502 | uint8_t data; | |
1503 | ||
1504 | midpoint = length / 2; | |
1505 | ||
1506 | WRT_REG_WORD(®->nvram, 0); | |
1507 | RD_REG_WORD(®->nvram); | |
1508 | for (ilength = 0; ilength < length; saddr++, ilength++, tmp_buf++) { | |
1509 | if (ilength == midpoint) { | |
1510 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
1511 | RD_REG_WORD(®->nvram); | |
1512 | } | |
1513 | data = qla2x00_read_flash_byte(ha, saddr); | |
1514 | if (saddr % 100) | |
1515 | udelay(10); | |
1516 | *tmp_buf = data; | |
40a2e34a | 1517 | cond_resched(); |
30c47662 AV |
1518 | } |
1519 | } | |
854165f4 AV |
1520 | |
1521 | static inline void | |
1522 | qla2x00_suspend_hba(struct scsi_qla_host *ha) | |
1523 | { | |
1524 | int cnt; | |
1525 | unsigned long flags; | |
1526 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1527 | ||
1528 | /* Suspend HBA. */ | |
1529 | scsi_block_requests(ha->host); | |
fd34f556 | 1530 | ha->isp_ops->disable_intrs(ha); |
854165f4 AV |
1531 | set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); |
1532 | ||
1533 | /* Pause RISC. */ | |
1534 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
1535 | WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC); | |
1536 | RD_REG_WORD(®->hccr); | |
1537 | if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) { | |
1538 | for (cnt = 0; cnt < 30000; cnt++) { | |
1539 | if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0) | |
1540 | break; | |
1541 | udelay(100); | |
1542 | } | |
1543 | } else { | |
1544 | udelay(10); | |
1545 | } | |
1546 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
1547 | } | |
1548 | ||
1549 | static inline void | |
1550 | qla2x00_resume_hba(struct scsi_qla_host *ha) | |
1551 | { | |
1552 | /* Resume HBA. */ | |
1553 | clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
1554 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
39a11240 | 1555 | qla2xxx_wake_dpc(ha); |
854165f4 AV |
1556 | qla2x00_wait_for_hba_online(ha); |
1557 | scsi_unblock_requests(ha->host); | |
1558 | } | |
1559 | ||
1560 | uint8_t * | |
1561 | qla2x00_read_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, | |
1562 | uint32_t offset, uint32_t length) | |
1563 | { | |
854165f4 AV |
1564 | uint32_t addr, midpoint; |
1565 | uint8_t *data; | |
1566 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1567 | ||
1568 | /* Suspend HBA. */ | |
1569 | qla2x00_suspend_hba(ha); | |
1570 | ||
1571 | /* Go with read. */ | |
854165f4 AV |
1572 | midpoint = ha->optrom_size / 2; |
1573 | ||
1574 | qla2x00_flash_enable(ha); | |
1575 | WRT_REG_WORD(®->nvram, 0); | |
1576 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
1577 | for (addr = offset, data = buf; addr < length; addr++, data++) { | |
1578 | if (addr == midpoint) { | |
1579 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
1580 | RD_REG_WORD(®->nvram); /* PCI Posting. */ | |
1581 | } | |
1582 | ||
1583 | *data = qla2x00_read_flash_byte(ha, addr); | |
1584 | } | |
1585 | qla2x00_flash_disable(ha); | |
854165f4 AV |
1586 | |
1587 | /* Resume HBA. */ | |
1588 | qla2x00_resume_hba(ha); | |
1589 | ||
1590 | return buf; | |
1591 | } | |
1592 | ||
1593 | int | |
1594 | qla2x00_write_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, | |
1595 | uint32_t offset, uint32_t length) | |
1596 | { | |
1597 | ||
1598 | int rval; | |
854165f4 AV |
1599 | uint8_t man_id, flash_id, sec_number, data; |
1600 | uint16_t wd; | |
1601 | uint32_t addr, liter, sec_mask, rest_addr; | |
1602 | struct device_reg_2xxx __iomem *reg = &ha->iobase->isp; | |
1603 | ||
1604 | /* Suspend HBA. */ | |
1605 | qla2x00_suspend_hba(ha); | |
1606 | ||
1607 | rval = QLA_SUCCESS; | |
1608 | sec_number = 0; | |
1609 | ||
1610 | /* Reset ISP chip. */ | |
854165f4 AV |
1611 | WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET); |
1612 | pci_read_config_word(ha->pdev, PCI_COMMAND, &wd); | |
1613 | ||
1614 | /* Go with write. */ | |
1615 | qla2x00_flash_enable(ha); | |
1616 | do { /* Loop once to provide quick error exit */ | |
1617 | /* Structure of flash memory based on manufacturer */ | |
1618 | if (IS_OEM_001(ha)) { | |
1619 | /* OEM variant with special flash part. */ | |
1620 | man_id = flash_id = 0; | |
1621 | rest_addr = 0xffff; | |
1622 | sec_mask = 0x10000; | |
1623 | goto update_flash; | |
1624 | } | |
1625 | qla2x00_get_flash_manufacturer(ha, &man_id, &flash_id); | |
1626 | switch (man_id) { | |
1627 | case 0x20: /* ST flash. */ | |
1628 | if (flash_id == 0xd2 || flash_id == 0xe3) { | |
1629 | /* | |
1630 | * ST m29w008at part - 64kb sector size with | |
1631 | * 32kb,8kb,8kb,16kb sectors at memory address | |
1632 | * 0xf0000. | |
1633 | */ | |
1634 | rest_addr = 0xffff; | |
1635 | sec_mask = 0x10000; | |
1636 | break; | |
1637 | } | |
1638 | /* | |
1639 | * ST m29w010b part - 16kb sector size | |
1640 | * Default to 16kb sectors | |
1641 | */ | |
1642 | rest_addr = 0x3fff; | |
1643 | sec_mask = 0x1c000; | |
1644 | break; | |
1645 | case 0x40: /* Mostel flash. */ | |
1646 | /* Mostel v29c51001 part - 512 byte sector size. */ | |
1647 | rest_addr = 0x1ff; | |
1648 | sec_mask = 0x1fe00; | |
1649 | break; | |
1650 | case 0xbf: /* SST flash. */ | |
1651 | /* SST39sf10 part - 4kb sector size. */ | |
1652 | rest_addr = 0xfff; | |
1653 | sec_mask = 0x1f000; | |
1654 | break; | |
1655 | case 0xda: /* Winbond flash. */ | |
1656 | /* Winbond W29EE011 part - 256 byte sector size. */ | |
1657 | rest_addr = 0x7f; | |
1658 | sec_mask = 0x1ff80; | |
1659 | break; | |
1660 | case 0xc2: /* Macronix flash. */ | |
1661 | /* 64k sector size. */ | |
1662 | if (flash_id == 0x38 || flash_id == 0x4f) { | |
1663 | rest_addr = 0xffff; | |
1664 | sec_mask = 0x10000; | |
1665 | break; | |
1666 | } | |
1667 | /* Fall through... */ | |
1668 | ||
1669 | case 0x1f: /* Atmel flash. */ | |
1670 | /* 512k sector size. */ | |
1671 | if (flash_id == 0x13) { | |
1672 | rest_addr = 0x7fffffff; | |
1673 | sec_mask = 0x80000000; | |
1674 | break; | |
1675 | } | |
1676 | /* Fall through... */ | |
1677 | ||
1678 | case 0x01: /* AMD flash. */ | |
1679 | if (flash_id == 0x38 || flash_id == 0x40 || | |
1680 | flash_id == 0x4f) { | |
1681 | /* Am29LV081 part - 64kb sector size. */ | |
1682 | /* Am29LV002BT part - 64kb sector size. */ | |
1683 | rest_addr = 0xffff; | |
1684 | sec_mask = 0x10000; | |
1685 | break; | |
1686 | } else if (flash_id == 0x3e) { | |
1687 | /* | |
1688 | * Am29LV008b part - 64kb sector size with | |
1689 | * 32kb,8kb,8kb,16kb sector at memory address | |
1690 | * h0xf0000. | |
1691 | */ | |
1692 | rest_addr = 0xffff; | |
1693 | sec_mask = 0x10000; | |
1694 | break; | |
1695 | } else if (flash_id == 0x20 || flash_id == 0x6e) { | |
1696 | /* | |
1697 | * Am29LV010 part or AM29f010 - 16kb sector | |
1698 | * size. | |
1699 | */ | |
1700 | rest_addr = 0x3fff; | |
1701 | sec_mask = 0x1c000; | |
1702 | break; | |
1703 | } else if (flash_id == 0x6d) { | |
1704 | /* Am29LV001 part - 8kb sector size. */ | |
1705 | rest_addr = 0x1fff; | |
1706 | sec_mask = 0x1e000; | |
1707 | break; | |
1708 | } | |
1709 | default: | |
1710 | /* Default to 16 kb sector size. */ | |
1711 | rest_addr = 0x3fff; | |
1712 | sec_mask = 0x1c000; | |
1713 | break; | |
1714 | } | |
1715 | ||
1716 | update_flash: | |
1717 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
1718 | if (qla2x00_erase_flash(ha, man_id, flash_id)) { | |
1719 | rval = QLA_FUNCTION_FAILED; | |
1720 | break; | |
1721 | } | |
1722 | } | |
1723 | ||
1724 | for (addr = offset, liter = 0; liter < length; liter++, | |
1725 | addr++) { | |
1726 | data = buf[liter]; | |
1727 | /* Are we at the beginning of a sector? */ | |
1728 | if ((addr & rest_addr) == 0) { | |
1729 | if (IS_QLA2322(ha) || IS_QLA6322(ha)) { | |
1730 | if (addr >= 0x10000UL) { | |
1731 | if (((addr >> 12) & 0xf0) && | |
1732 | ((man_id == 0x01 && | |
1733 | flash_id == 0x3e) || | |
1734 | (man_id == 0x20 && | |
1735 | flash_id == 0xd2))) { | |
1736 | sec_number++; | |
1737 | if (sec_number == 1) { | |
1738 | rest_addr = | |
1739 | 0x7fff; | |
1740 | sec_mask = | |
1741 | 0x18000; | |
1742 | } else if ( | |
1743 | sec_number == 2 || | |
1744 | sec_number == 3) { | |
1745 | rest_addr = | |
1746 | 0x1fff; | |
1747 | sec_mask = | |
1748 | 0x1e000; | |
1749 | } else if ( | |
1750 | sec_number == 4) { | |
1751 | rest_addr = | |
1752 | 0x3fff; | |
1753 | sec_mask = | |
1754 | 0x1c000; | |
1755 | } | |
1756 | } | |
1757 | } | |
1758 | } else if (addr == ha->optrom_size / 2) { | |
1759 | WRT_REG_WORD(®->nvram, NVR_SELECT); | |
1760 | RD_REG_WORD(®->nvram); | |
1761 | } | |
1762 | ||
1763 | if (flash_id == 0xda && man_id == 0xc1) { | |
1764 | qla2x00_write_flash_byte(ha, 0x5555, | |
1765 | 0xaa); | |
1766 | qla2x00_write_flash_byte(ha, 0x2aaa, | |
1767 | 0x55); | |
1768 | qla2x00_write_flash_byte(ha, 0x5555, | |
1769 | 0xa0); | |
1770 | } else if (!IS_QLA2322(ha) && !IS_QLA6322(ha)) { | |
1771 | /* Then erase it */ | |
1772 | if (qla2x00_erase_flash_sector(ha, | |
1773 | addr, sec_mask, man_id, | |
1774 | flash_id)) { | |
1775 | rval = QLA_FUNCTION_FAILED; | |
1776 | break; | |
1777 | } | |
1778 | if (man_id == 0x01 && flash_id == 0x6d) | |
1779 | sec_number++; | |
1780 | } | |
1781 | } | |
1782 | ||
1783 | if (man_id == 0x01 && flash_id == 0x6d) { | |
1784 | if (sec_number == 1 && | |
1785 | addr == (rest_addr - 1)) { | |
1786 | rest_addr = 0x0fff; | |
1787 | sec_mask = 0x1f000; | |
1788 | } else if (sec_number == 3 && (addr & 0x7ffe)) { | |
1789 | rest_addr = 0x3fff; | |
1790 | sec_mask = 0x1c000; | |
1791 | } | |
1792 | } | |
1793 | ||
1794 | if (qla2x00_program_flash_address(ha, addr, data, | |
1795 | man_id, flash_id)) { | |
1796 | rval = QLA_FUNCTION_FAILED; | |
1797 | break; | |
1798 | } | |
40a2e34a | 1799 | cond_resched(); |
854165f4 AV |
1800 | } |
1801 | } while (0); | |
1802 | qla2x00_flash_disable(ha); | |
854165f4 AV |
1803 | |
1804 | /* Resume HBA. */ | |
1805 | qla2x00_resume_hba(ha); | |
1806 | ||
1807 | return rval; | |
1808 | } | |
1809 | ||
1810 | uint8_t * | |
1811 | qla24xx_read_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, | |
1812 | uint32_t offset, uint32_t length) | |
1813 | { | |
1814 | /* Suspend HBA. */ | |
1815 | scsi_block_requests(ha->host); | |
854165f4 AV |
1816 | set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); |
1817 | ||
1818 | /* Go with read. */ | |
1819 | qla24xx_read_flash_data(ha, (uint32_t *)buf, offset >> 2, length >> 2); | |
1820 | ||
1821 | /* Resume HBA. */ | |
1822 | clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
854165f4 AV |
1823 | scsi_unblock_requests(ha->host); |
1824 | ||
1825 | return buf; | |
1826 | } | |
1827 | ||
1828 | int | |
1829 | qla24xx_write_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, | |
1830 | uint32_t offset, uint32_t length) | |
1831 | { | |
1832 | int rval; | |
1833 | ||
1834 | /* Suspend HBA. */ | |
1835 | scsi_block_requests(ha->host); | |
854165f4 AV |
1836 | set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); |
1837 | ||
1838 | /* Go with write. */ | |
1839 | rval = qla24xx_write_flash_data(ha, (uint32_t *)buf, offset >> 2, | |
1840 | length >> 2); | |
1841 | ||
1842 | /* Resume HBA -- RISC reset needed. */ | |
1843 | clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags); | |
1844 | set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags); | |
39a11240 | 1845 | qla2xxx_wake_dpc(ha); |
854165f4 AV |
1846 | qla2x00_wait_for_hba_online(ha); |
1847 | scsi_unblock_requests(ha->host); | |
1848 | ||
1849 | return rval; | |
1850 | } | |
30c47662 | 1851 | |
338c9161 AV |
1852 | uint8_t * |
1853 | qla25xx_read_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, | |
1854 | uint32_t offset, uint32_t length) | |
1855 | { | |
1856 | int rval; | |
1857 | dma_addr_t optrom_dma; | |
1858 | void *optrom; | |
1859 | uint8_t *pbuf; | |
1860 | uint32_t faddr, left, burst; | |
1861 | ||
b7cc176c | 1862 | if (offset & 0xfff) |
338c9161 AV |
1863 | goto slow_read; |
1864 | if (length < OPTROM_BURST_SIZE) | |
1865 | goto slow_read; | |
1866 | ||
1867 | optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, | |
1868 | &optrom_dma, GFP_KERNEL); | |
1869 | if (!optrom) { | |
1870 | qla_printk(KERN_DEBUG, ha, | |
1871 | "Unable to allocate memory for optrom burst read " | |
1872 | "(%x KB).\n", OPTROM_BURST_SIZE / 1024); | |
1873 | ||
1874 | goto slow_read; | |
1875 | } | |
1876 | ||
1877 | pbuf = buf; | |
1878 | faddr = offset >> 2; | |
1879 | left = length >> 2; | |
1880 | burst = OPTROM_BURST_DWORDS; | |
1881 | while (left != 0) { | |
1882 | if (burst > left) | |
1883 | burst = left; | |
1884 | ||
1885 | rval = qla2x00_dump_ram(ha, optrom_dma, | |
1886 | flash_data_to_access_addr(faddr), burst); | |
1887 | if (rval) { | |
1888 | qla_printk(KERN_WARNING, ha, | |
1889 | "Unable to burst-read optrom segment " | |
1890 | "(%x/%x/%llx).\n", rval, | |
875baf3c AM |
1891 | flash_data_to_access_addr(faddr), |
1892 | (unsigned long long)optrom_dma); | |
338c9161 AV |
1893 | qla_printk(KERN_WARNING, ha, |
1894 | "Reverting to slow-read.\n"); | |
1895 | ||
1896 | dma_free_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, | |
1897 | optrom, optrom_dma); | |
1898 | goto slow_read; | |
1899 | } | |
1900 | ||
1901 | memcpy(pbuf, optrom, burst * 4); | |
1902 | ||
1903 | left -= burst; | |
1904 | faddr += burst; | |
1905 | pbuf += burst * 4; | |
1906 | } | |
1907 | ||
1908 | dma_free_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, optrom, | |
1909 | optrom_dma); | |
1910 | ||
1911 | return buf; | |
1912 | ||
1913 | slow_read: | |
1914 | return qla24xx_read_optrom_data(ha, buf, offset, length); | |
1915 | } | |
1916 | ||
30c47662 AV |
1917 | /** |
1918 | * qla2x00_get_fcode_version() - Determine an FCODE image's version. | |
1919 | * @ha: HA context | |
1920 | * @pcids: Pointer to the FCODE PCI data structure | |
1921 | * | |
1922 | * The process of retrieving the FCODE version information is at best | |
1923 | * described as interesting. | |
1924 | * | |
1925 | * Within the first 100h bytes of the image an ASCII string is present | |
1926 | * which contains several pieces of information including the FCODE | |
1927 | * version. Unfortunately it seems the only reliable way to retrieve | |
1928 | * the version is by scanning for another sentinel within the string, | |
1929 | * the FCODE build date: | |
1930 | * | |
1931 | * ... 2.00.02 10/17/02 ... | |
1932 | * | |
1933 | * Returns QLA_SUCCESS on successful retrieval of version. | |
1934 | */ | |
1935 | static void | |
1936 | qla2x00_get_fcode_version(scsi_qla_host_t *ha, uint32_t pcids) | |
1937 | { | |
1938 | int ret = QLA_FUNCTION_FAILED; | |
1939 | uint32_t istart, iend, iter, vend; | |
1940 | uint8_t do_next, rbyte, *vbyte; | |
1941 | ||
1942 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
1943 | ||
1944 | /* Skip the PCI data structure. */ | |
1945 | istart = pcids + | |
1946 | ((qla2x00_read_flash_byte(ha, pcids + 0x0B) << 8) | | |
1947 | qla2x00_read_flash_byte(ha, pcids + 0x0A)); | |
1948 | iend = istart + 0x100; | |
1949 | do { | |
1950 | /* Scan for the sentinel date string...eeewww. */ | |
1951 | do_next = 0; | |
1952 | iter = istart; | |
1953 | while ((iter < iend) && !do_next) { | |
1954 | iter++; | |
1955 | if (qla2x00_read_flash_byte(ha, iter) == '/') { | |
1956 | if (qla2x00_read_flash_byte(ha, iter + 2) == | |
1957 | '/') | |
1958 | do_next++; | |
1959 | else if (qla2x00_read_flash_byte(ha, | |
1960 | iter + 3) == '/') | |
1961 | do_next++; | |
1962 | } | |
1963 | } | |
1964 | if (!do_next) | |
1965 | break; | |
1966 | ||
1967 | /* Backtrack to previous ' ' (space). */ | |
1968 | do_next = 0; | |
1969 | while ((iter > istart) && !do_next) { | |
1970 | iter--; | |
1971 | if (qla2x00_read_flash_byte(ha, iter) == ' ') | |
1972 | do_next++; | |
1973 | } | |
1974 | if (!do_next) | |
1975 | break; | |
1976 | ||
1977 | /* | |
1978 | * Mark end of version tag, and find previous ' ' (space) or | |
1979 | * string length (recent FCODE images -- major hack ahead!!!). | |
1980 | */ | |
1981 | vend = iter - 1; | |
1982 | do_next = 0; | |
1983 | while ((iter > istart) && !do_next) { | |
1984 | iter--; | |
1985 | rbyte = qla2x00_read_flash_byte(ha, iter); | |
1986 | if (rbyte == ' ' || rbyte == 0xd || rbyte == 0x10) | |
1987 | do_next++; | |
1988 | } | |
1989 | if (!do_next) | |
1990 | break; | |
1991 | ||
1992 | /* Mark beginning of version tag, and copy data. */ | |
1993 | iter++; | |
1994 | if ((vend - iter) && | |
1995 | ((vend - iter) < sizeof(ha->fcode_revision))) { | |
1996 | vbyte = ha->fcode_revision; | |
1997 | while (iter <= vend) { | |
1998 | *vbyte++ = qla2x00_read_flash_byte(ha, iter); | |
1999 | iter++; | |
2000 | } | |
2001 | ret = QLA_SUCCESS; | |
2002 | } | |
2003 | } while (0); | |
2004 | ||
2005 | if (ret != QLA_SUCCESS) | |
2006 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
2007 | } | |
2008 | ||
2009 | int | |
2010 | qla2x00_get_flash_version(scsi_qla_host_t *ha, void *mbuf) | |
2011 | { | |
2012 | int ret = QLA_SUCCESS; | |
2013 | uint8_t code_type, last_image; | |
2014 | uint32_t pcihdr, pcids; | |
2015 | uint8_t *dbyte; | |
2016 | uint16_t *dcode; | |
2017 | ||
2018 | if (!ha->pio_address || !mbuf) | |
2019 | return QLA_FUNCTION_FAILED; | |
2020 | ||
2021 | memset(ha->bios_revision, 0, sizeof(ha->bios_revision)); | |
2022 | memset(ha->efi_revision, 0, sizeof(ha->efi_revision)); | |
2023 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
2024 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
2025 | ||
2026 | qla2x00_flash_enable(ha); | |
2027 | ||
2028 | /* Begin with first PCI expansion ROM header. */ | |
2029 | pcihdr = 0; | |
2030 | last_image = 1; | |
2031 | do { | |
2032 | /* Verify PCI expansion ROM header. */ | |
2033 | if (qla2x00_read_flash_byte(ha, pcihdr) != 0x55 || | |
2034 | qla2x00_read_flash_byte(ha, pcihdr + 0x01) != 0xaa) { | |
2035 | /* No signature */ | |
2036 | DEBUG2(printk("scsi(%ld): No matching ROM " | |
2037 | "signature.\n", ha->host_no)); | |
2038 | ret = QLA_FUNCTION_FAILED; | |
2039 | break; | |
2040 | } | |
2041 | ||
2042 | /* Locate PCI data structure. */ | |
2043 | pcids = pcihdr + | |
2044 | ((qla2x00_read_flash_byte(ha, pcihdr + 0x19) << 8) | | |
2045 | qla2x00_read_flash_byte(ha, pcihdr + 0x18)); | |
2046 | ||
2047 | /* Validate signature of PCI data structure. */ | |
2048 | if (qla2x00_read_flash_byte(ha, pcids) != 'P' || | |
2049 | qla2x00_read_flash_byte(ha, pcids + 0x1) != 'C' || | |
2050 | qla2x00_read_flash_byte(ha, pcids + 0x2) != 'I' || | |
2051 | qla2x00_read_flash_byte(ha, pcids + 0x3) != 'R') { | |
2052 | /* Incorrect header. */ | |
2053 | DEBUG2(printk("%s(): PCI data struct not found " | |
2054 | "pcir_adr=%x.\n", __func__, pcids)); | |
2055 | ret = QLA_FUNCTION_FAILED; | |
2056 | break; | |
2057 | } | |
2058 | ||
2059 | /* Read version */ | |
2060 | code_type = qla2x00_read_flash_byte(ha, pcids + 0x14); | |
2061 | switch (code_type) { | |
2062 | case ROM_CODE_TYPE_BIOS: | |
2063 | /* Intel x86, PC-AT compatible. */ | |
2064 | ha->bios_revision[0] = | |
2065 | qla2x00_read_flash_byte(ha, pcids + 0x12); | |
2066 | ha->bios_revision[1] = | |
2067 | qla2x00_read_flash_byte(ha, pcids + 0x13); | |
2068 | DEBUG3(printk("%s(): read BIOS %d.%d.\n", __func__, | |
2069 | ha->bios_revision[1], ha->bios_revision[0])); | |
2070 | break; | |
2071 | case ROM_CODE_TYPE_FCODE: | |
2072 | /* Open Firmware standard for PCI (FCode). */ | |
2073 | /* Eeeewww... */ | |
2074 | qla2x00_get_fcode_version(ha, pcids); | |
2075 | break; | |
2076 | case ROM_CODE_TYPE_EFI: | |
2077 | /* Extensible Firmware Interface (EFI). */ | |
2078 | ha->efi_revision[0] = | |
2079 | qla2x00_read_flash_byte(ha, pcids + 0x12); | |
2080 | ha->efi_revision[1] = | |
2081 | qla2x00_read_flash_byte(ha, pcids + 0x13); | |
2082 | DEBUG3(printk("%s(): read EFI %d.%d.\n", __func__, | |
2083 | ha->efi_revision[1], ha->efi_revision[0])); | |
2084 | break; | |
2085 | default: | |
2086 | DEBUG2(printk("%s(): Unrecognized code type %x at " | |
2087 | "pcids %x.\n", __func__, code_type, pcids)); | |
2088 | break; | |
2089 | } | |
2090 | ||
2091 | last_image = qla2x00_read_flash_byte(ha, pcids + 0x15) & BIT_7; | |
2092 | ||
2093 | /* Locate next PCI expansion ROM. */ | |
2094 | pcihdr += ((qla2x00_read_flash_byte(ha, pcids + 0x11) << 8) | | |
2095 | qla2x00_read_flash_byte(ha, pcids + 0x10)) * 512; | |
2096 | } while (!last_image); | |
2097 | ||
2098 | if (IS_QLA2322(ha)) { | |
2099 | /* Read firmware image information. */ | |
2100 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
2101 | dbyte = mbuf; | |
2102 | memset(dbyte, 0, 8); | |
2103 | dcode = (uint16_t *)dbyte; | |
2104 | ||
2105 | qla2x00_read_flash_data(ha, dbyte, FA_RISC_CODE_ADDR * 4 + 10, | |
2106 | 8); | |
2107 | DEBUG3(printk("%s(%ld): dumping fw ver from flash:\n", | |
2108 | __func__, ha->host_no)); | |
2109 | DEBUG3(qla2x00_dump_buffer((uint8_t *)dbyte, 8)); | |
2110 | ||
2111 | if ((dcode[0] == 0xffff && dcode[1] == 0xffff && | |
2112 | dcode[2] == 0xffff && dcode[3] == 0xffff) || | |
2113 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
2114 | dcode[3] == 0)) { | |
2115 | DEBUG2(printk("%s(): Unrecognized fw revision at " | |
2116 | "%x.\n", __func__, FA_RISC_CODE_ADDR * 4)); | |
2117 | } else { | |
2118 | /* values are in big endian */ | |
2119 | ha->fw_revision[0] = dbyte[0] << 16 | dbyte[1]; | |
2120 | ha->fw_revision[1] = dbyte[2] << 16 | dbyte[3]; | |
2121 | ha->fw_revision[2] = dbyte[4] << 16 | dbyte[5]; | |
2122 | } | |
2123 | } | |
2124 | ||
2125 | qla2x00_flash_disable(ha); | |
2126 | ||
2127 | return ret; | |
2128 | } | |
2129 | ||
2130 | int | |
2131 | qla24xx_get_flash_version(scsi_qla_host_t *ha, void *mbuf) | |
2132 | { | |
2133 | int ret = QLA_SUCCESS; | |
2134 | uint32_t pcihdr, pcids; | |
2135 | uint32_t *dcode; | |
2136 | uint8_t *bcode; | |
2137 | uint8_t code_type, last_image; | |
2138 | int i; | |
2139 | ||
2140 | if (!mbuf) | |
2141 | return QLA_FUNCTION_FAILED; | |
2142 | ||
2143 | memset(ha->bios_revision, 0, sizeof(ha->bios_revision)); | |
2144 | memset(ha->efi_revision, 0, sizeof(ha->efi_revision)); | |
2145 | memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision)); | |
2146 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
2147 | ||
2148 | dcode = mbuf; | |
2149 | ||
2150 | /* Begin with first PCI expansion ROM header. */ | |
2151 | pcihdr = 0; | |
2152 | last_image = 1; | |
2153 | do { | |
2154 | /* Verify PCI expansion ROM header. */ | |
2155 | qla24xx_read_flash_data(ha, dcode, pcihdr >> 2, 0x20); | |
2156 | bcode = mbuf + (pcihdr % 4); | |
2157 | if (bcode[0x0] != 0x55 || bcode[0x1] != 0xaa) { | |
2158 | /* No signature */ | |
2159 | DEBUG2(printk("scsi(%ld): No matching ROM " | |
2160 | "signature.\n", ha->host_no)); | |
2161 | ret = QLA_FUNCTION_FAILED; | |
2162 | break; | |
2163 | } | |
2164 | ||
2165 | /* Locate PCI data structure. */ | |
2166 | pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]); | |
2167 | ||
2168 | qla24xx_read_flash_data(ha, dcode, pcids >> 2, 0x20); | |
2169 | bcode = mbuf + (pcihdr % 4); | |
2170 | ||
2171 | /* Validate signature of PCI data structure. */ | |
2172 | if (bcode[0x0] != 'P' || bcode[0x1] != 'C' || | |
2173 | bcode[0x2] != 'I' || bcode[0x3] != 'R') { | |
2174 | /* Incorrect header. */ | |
2175 | DEBUG2(printk("%s(): PCI data struct not found " | |
2176 | "pcir_adr=%x.\n", __func__, pcids)); | |
2177 | ret = QLA_FUNCTION_FAILED; | |
2178 | break; | |
2179 | } | |
2180 | ||
2181 | /* Read version */ | |
2182 | code_type = bcode[0x14]; | |
2183 | switch (code_type) { | |
2184 | case ROM_CODE_TYPE_BIOS: | |
2185 | /* Intel x86, PC-AT compatible. */ | |
2186 | ha->bios_revision[0] = bcode[0x12]; | |
2187 | ha->bios_revision[1] = bcode[0x13]; | |
2188 | DEBUG3(printk("%s(): read BIOS %d.%d.\n", __func__, | |
2189 | ha->bios_revision[1], ha->bios_revision[0])); | |
2190 | break; | |
2191 | case ROM_CODE_TYPE_FCODE: | |
2192 | /* Open Firmware standard for PCI (FCode). */ | |
2193 | ha->fcode_revision[0] = bcode[0x12]; | |
2194 | ha->fcode_revision[1] = bcode[0x13]; | |
2195 | DEBUG3(printk("%s(): read FCODE %d.%d.\n", __func__, | |
2196 | ha->fcode_revision[1], ha->fcode_revision[0])); | |
2197 | break; | |
2198 | case ROM_CODE_TYPE_EFI: | |
2199 | /* Extensible Firmware Interface (EFI). */ | |
2200 | ha->efi_revision[0] = bcode[0x12]; | |
2201 | ha->efi_revision[1] = bcode[0x13]; | |
2202 | DEBUG3(printk("%s(): read EFI %d.%d.\n", __func__, | |
2203 | ha->efi_revision[1], ha->efi_revision[0])); | |
2204 | break; | |
2205 | default: | |
2206 | DEBUG2(printk("%s(): Unrecognized code type %x at " | |
2207 | "pcids %x.\n", __func__, code_type, pcids)); | |
2208 | break; | |
2209 | } | |
2210 | ||
2211 | last_image = bcode[0x15] & BIT_7; | |
2212 | ||
2213 | /* Locate next PCI expansion ROM. */ | |
2214 | pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512; | |
2215 | } while (!last_image); | |
2216 | ||
2217 | /* Read firmware image information. */ | |
2218 | memset(ha->fw_revision, 0, sizeof(ha->fw_revision)); | |
2219 | dcode = mbuf; | |
2220 | ||
2221 | qla24xx_read_flash_data(ha, dcode, FA_RISC_CODE_ADDR + 4, 4); | |
2222 | for (i = 0; i < 4; i++) | |
2223 | dcode[i] = be32_to_cpu(dcode[i]); | |
2224 | ||
2225 | if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff && | |
2226 | dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) || | |
2227 | (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 && | |
2228 | dcode[3] == 0)) { | |
2229 | DEBUG2(printk("%s(): Unrecognized fw version at %x.\n", | |
2230 | __func__, FA_RISC_CODE_ADDR)); | |
2231 | } else { | |
2232 | ha->fw_revision[0] = dcode[0]; | |
2233 | ha->fw_revision[1] = dcode[1]; | |
2234 | ha->fw_revision[2] = dcode[2]; | |
2235 | ha->fw_revision[3] = dcode[3]; | |
2236 | } | |
2237 | ||
2238 | return ret; | |
2239 | } | |
cb8dacbf AV |
2240 | |
2241 | static int | |
2242 | qla2xxx_hw_event_store(scsi_qla_host_t *ha, uint32_t *fdata) | |
2243 | { | |
2244 | uint32_t d[2], faddr; | |
2245 | ||
2246 | /* Locate first empty entry. */ | |
2247 | for (;;) { | |
2248 | if (ha->hw_event_ptr >= | |
2249 | ha->hw_event_start + FA_HW_EVENT_SIZE) { | |
2250 | DEBUG2(qla_printk(KERN_WARNING, ha, | |
2251 | "HW event -- Log Full!\n")); | |
2252 | return QLA_MEMORY_ALLOC_FAILED; | |
2253 | } | |
2254 | ||
2255 | qla24xx_read_flash_data(ha, d, ha->hw_event_ptr, 2); | |
2256 | faddr = flash_data_to_access_addr(ha->hw_event_ptr); | |
2257 | ha->hw_event_ptr += FA_HW_EVENT_ENTRY_SIZE; | |
2258 | if (d[0] == __constant_cpu_to_le32(0xffffffff) && | |
2259 | d[1] == __constant_cpu_to_le32(0xffffffff)) { | |
2260 | qla24xx_unprotect_flash(ha); | |
2261 | ||
2262 | qla24xx_write_flash_dword(ha, faddr++, | |
2263 | cpu_to_le32(jiffies)); | |
2264 | qla24xx_write_flash_dword(ha, faddr++, 0); | |
2265 | qla24xx_write_flash_dword(ha, faddr++, *fdata++); | |
2266 | qla24xx_write_flash_dword(ha, faddr++, *fdata); | |
2267 | ||
2268 | qla24xx_protect_flash(ha); | |
2269 | break; | |
2270 | } | |
2271 | } | |
2272 | return QLA_SUCCESS; | |
2273 | } | |
2274 | ||
2275 | int | |
2276 | qla2xxx_hw_event_log(scsi_qla_host_t *ha, uint16_t code, uint16_t d1, | |
2277 | uint16_t d2, uint16_t d3) | |
2278 | { | |
2279 | #define QMARK(a, b, c, d) \ | |
2280 | cpu_to_le32(LSB(a) << 24 | LSB(b) << 16 | LSB(c) << 8 | LSB(d)) | |
2281 | ||
2282 | int rval; | |
2283 | uint32_t marker[2], fdata[4]; | |
2284 | ||
2285 | if (ha->hw_event_start == 0) | |
2286 | return QLA_FUNCTION_FAILED; | |
2287 | ||
2288 | DEBUG2(qla_printk(KERN_WARNING, ha, | |
2289 | "HW event -- code=%x, d1=%x, d2=%x, d3=%x.\n", code, d1, d2, d3)); | |
2290 | ||
2291 | /* If marker not already found, locate or write. */ | |
2292 | if (!ha->flags.hw_event_marker_found) { | |
2293 | /* Create marker. */ | |
2294 | marker[0] = QMARK('L', ha->fw_major_version, | |
2295 | ha->fw_minor_version, ha->fw_subminor_version); | |
2296 | marker[1] = QMARK(QLA_DRIVER_MAJOR_VER, QLA_DRIVER_MINOR_VER, | |
2297 | QLA_DRIVER_PATCH_VER, QLA_DRIVER_BETA_VER); | |
2298 | ||
2299 | /* Locate marker. */ | |
2300 | ha->hw_event_ptr = ha->hw_event_start; | |
2301 | for (;;) { | |
2302 | qla24xx_read_flash_data(ha, fdata, ha->hw_event_ptr, | |
2303 | 4); | |
2304 | if (fdata[0] == __constant_cpu_to_le32(0xffffffff) && | |
2305 | fdata[1] == __constant_cpu_to_le32(0xffffffff)) | |
2306 | break; | |
2307 | ha->hw_event_ptr += FA_HW_EVENT_ENTRY_SIZE; | |
2308 | if (ha->hw_event_ptr >= | |
2309 | ha->hw_event_start + FA_HW_EVENT_SIZE) { | |
2310 | DEBUG2(qla_printk(KERN_WARNING, ha, | |
2311 | "HW event -- Log Full!\n")); | |
2312 | return QLA_MEMORY_ALLOC_FAILED; | |
2313 | } | |
2314 | if (fdata[2] == marker[0] && fdata[3] == marker[1]) { | |
2315 | ha->flags.hw_event_marker_found = 1; | |
2316 | break; | |
2317 | } | |
2318 | } | |
2319 | /* No marker, write it. */ | |
2320 | if (!ha->flags.hw_event_marker_found) { | |
2321 | rval = qla2xxx_hw_event_store(ha, marker); | |
2322 | if (rval != QLA_SUCCESS) { | |
2323 | DEBUG2(qla_printk(KERN_WARNING, ha, | |
2324 | "HW event -- Failed marker write=%x.!\n", | |
2325 | rval)); | |
2326 | return rval; | |
2327 | } | |
2328 | ha->flags.hw_event_marker_found = 1; | |
2329 | } | |
2330 | } | |
2331 | ||
2332 | /* Store error. */ | |
2333 | fdata[0] = cpu_to_le32(code << 16 | d1); | |
2334 | fdata[1] = cpu_to_le32(d2 << 16 | d3); | |
2335 | rval = qla2xxx_hw_event_store(ha, fdata); | |
2336 | if (rval != QLA_SUCCESS) { | |
2337 | DEBUG2(qla_printk(KERN_WARNING, ha, | |
2338 | "HW event -- Failed error write=%x.!\n", | |
2339 | rval)); | |
2340 | } | |
2341 | ||
2342 | return rval; | |
2343 | } |