1 /***************************************************************************
2 * Copyright (C) 2007 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
4 * Copyright (C) 2009 Michael Schwingen *
5 * michael@schwingen.org *
7 * This program is free software; you can redistribute it and/or modify *
8 * it under the terms of the GNU General Public License as published by *
9 * the Free Software Foundation; either version 2 of the License, or *
10 * (at your option) any later version. *
12 * This program is distributed in the hope that it will be useful, *
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
15 * GNU General Public License for more details. *
17 * You should have received a copy of the GNU General Public License *
18 * along with this program; if not, write to the *
19 * Free Software Foundation, Inc., *
20 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
21 ***************************************************************************/
31 #define MB (1024*1024)
32 #define ERASE_REGION(num, size) (((size/256) << 16) | (num-1))
34 /* non-CFI compatible flashes */
35 static non_cfi_t non_cfi_flashes
[] = {
41 .interface_desc
= 0x0, /* x8 only device */
42 .max_buf_write_size
= 0x0,
43 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
44 .num_erase_regions
= 1,
47 ERASE_REGION(16, 4*KB
)
55 .interface_desc
= 0x0, /* x8 only device */
56 .max_buf_write_size
= 0x0,
57 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
58 .num_erase_regions
= 1,
61 ERASE_REGION(32, 4*KB
)
69 .interface_desc
= 0x0, /* x8 only device */
70 .max_buf_write_size
= 0x0,
71 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
72 .num_erase_regions
= 1,
75 ERASE_REGION(64, 4*KB
)
83 .interface_desc
= 0x0, /* x8 only device */
84 .max_buf_write_size
= 0x0,
85 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
86 .num_erase_regions
= 1,
89 ERASE_REGION(128, 4*KB
)
97 .interface_desc
= 0x2, /* x8 or x16 device */
98 .max_buf_write_size
= 0x0,
99 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
100 .num_erase_regions
= 1,
103 ERASE_REGION(128, 4*KB
)
108 .id
= 0xd6, /* ST29F400BB */
111 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
112 .max_buf_write_size
= 0x0,
113 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
114 .num_erase_regions
= 4,
117 ERASE_REGION(1, 16*KB
),
118 ERASE_REGION(2, 8*KB
),
119 ERASE_REGION(1, 32*KB
),
120 ERASE_REGION(7, 64*KB
)
125 .id
= 0xd5, /* ST29F400BT */
128 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
129 .max_buf_write_size
= 0x0,
130 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
131 .num_erase_regions
= 4,
134 ERASE_REGION(7, 64*KB
),
135 ERASE_REGION(1, 32*KB
),
136 ERASE_REGION(2, 8*KB
),
137 ERASE_REGION(1, 16*KB
)
141 /* SST 39VF* do not support DQ5 status polling - this currently is
142 only supported by the host algorithm, not by the target code using
144 Only true for 8-bit and 32-bit wide memories. 16-bit wide memories
145 without DQ5 status polling are supported by the target code.
149 .id
= 0x2782, /* SST39xF160 */
152 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
153 .max_buf_write_size
= 0x0,
154 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ6_DQ7
,
155 .num_erase_regions
= 1,
158 ERASE_REGION(512, 4*KB
)
163 .id
= 0x2783, /* SST39VF320 */
166 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
167 .max_buf_write_size
= 0x0,
168 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ6_DQ7
,
169 .num_erase_regions
= 1,
172 ERASE_REGION(1024, 4*KB
)
177 .id
= 0x234b, /* SST39VF1601 */
180 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
181 .max_buf_write_size
= 0x0,
182 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ6_DQ7
,
183 .num_erase_regions
= 1,
186 ERASE_REGION(512, 4*KB
)
191 .id
= 0x234a, /* SST39VF1602 */
194 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
195 .max_buf_write_size
= 0x0,
196 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ6_DQ7
,
197 .num_erase_regions
= 1,
200 ERASE_REGION(512, 4*KB
)
205 .id
= 0x235b, /* SST39VF3201 */
208 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
209 .max_buf_write_size
= 0x0,
210 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ6_DQ7
,
211 .num_erase_regions
= 1,
214 ERASE_REGION(1024, 4*KB
)
219 .id
= 0x235a, /* SST39VF3202 */
222 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
223 .max_buf_write_size
= 0x0,
224 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ6_DQ7
,
225 .num_erase_regions
= 1,
228 ERASE_REGION(1024, 4*KB
)
233 .id
= 0x22ab, /* AM29F400BB */
236 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
237 .max_buf_write_size
= 0x0,
238 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
239 .num_erase_regions
= 4,
242 ERASE_REGION(1, 16*KB
),
243 ERASE_REGION(2, 8*KB
),
244 ERASE_REGION(1, 32*KB
),
245 ERASE_REGION(7, 64*KB
)
250 .id
= 0x2223, /* AM29F400BT */
253 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
254 .max_buf_write_size
= 0x0,
255 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
256 .num_erase_regions
= 4,
259 ERASE_REGION(7, 64*KB
),
260 ERASE_REGION(1, 32*KB
),
261 ERASE_REGION(2, 8*KB
),
262 ERASE_REGION(1, 16*KB
)
266 .mfr
= CFI_MFR_FUJITSU
,
267 .id
= 0x226b, /* AM29SL800DB */
270 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
271 .max_buf_write_size
= 0x0,
272 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
273 .num_erase_regions
= 4,
276 ERASE_REGION(1, 16*KB
),
277 ERASE_REGION(2, 8*KB
),
278 ERASE_REGION(1, 32*KB
),
279 ERASE_REGION(15, 64*KB
)
284 .id
= 0xb31a, /* A29L800A */
287 .interface_desc
= 0x2,
288 .max_buf_write_size
= 0x0,
289 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
290 .num_erase_regions
= 4,
293 ERASE_REGION(1, 16*KB
),
294 ERASE_REGION(2, 8*KB
),
295 ERASE_REGION(1, 32*KB
),
296 ERASE_REGION(15, 64*KB
)
301 .id
= 0x225b, /* MX29LV800B */
304 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
305 .max_buf_write_size
= 0x0,
306 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
307 .num_erase_regions
= 4,
310 ERASE_REGION(1, 16*KB
),
311 ERASE_REGION(2, 8*KB
),
312 ERASE_REGION(1, 32*KB
),
313 ERASE_REGION(15, 64*KB
)
319 .id
= 0x2249, /* MX29LV160AB: 2MB */
322 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
323 .max_buf_write_size
= 0x0,
324 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
325 .num_erase_regions
= 4,
328 ERASE_REGION(1, 16*KB
),
329 ERASE_REGION(2, 8*KB
),
330 ERASE_REGION(1, 32*KB
),
331 ERASE_REGION(31, 64*KB
)
336 .id
= 0x22C4, /* MX29LV160AT: 2MB */
339 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
340 .max_buf_write_size
= 0x0,
341 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
342 .num_erase_regions
= 4,
345 ERASE_REGION(31, 64*KB
),
346 ERASE_REGION(1, 32*KB
),
347 ERASE_REGION(2, 8*KB
),
348 ERASE_REGION(1, 16*KB
)
352 .mfr
= CFI_MFR_ATMEL
,
353 .id
= 0x00c0, /* Atmel 49BV1614 */
356 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
357 .max_buf_write_size
= 0x0,
358 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
359 .num_erase_regions
= 3,
362 ERASE_REGION(8, 8*KB
),
363 ERASE_REGION(2, 32*KB
),
364 ERASE_REGION(30, 64*KB
)
368 .mfr
= CFI_MFR_ATMEL
,
369 .id
= 0xC2, /* Atmel 49BV1614T */
372 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
373 .max_buf_write_size
= 0x0,
374 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
375 .num_erase_regions
= 3,
378 ERASE_REGION(30, 64*KB
),
379 ERASE_REGION(2, 32*KB
),
380 ERASE_REGION(8, 8*KB
)
385 .id
= 0x225b, /* S29AL008D */
388 .interface_desc
= 0x2, /* x8 or x16 device with nBYTE */
389 .max_buf_write_size
= 0x0,
390 .status_poll_mask
= CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7
,
391 .num_erase_regions
= 4,
394 ERASE_REGION(1, 16*KB
),
395 ERASE_REGION(2, 8*KB
),
396 ERASE_REGION(1, 32*KB
),
397 ERASE_REGION(15, 64*KB
)
406 void cfi_fixup_non_cfi(flash_bank_t
*bank
)
408 cfi_flash_bank_t
*cfi_info
= bank
->driver_priv
;
409 non_cfi_t
*non_cfi
= non_cfi_flashes
;
411 for (non_cfi
= non_cfi_flashes
; non_cfi
->mfr
; non_cfi
++)
413 if ((cfi_info
->manufacturer
== non_cfi
->mfr
)
414 && (cfi_info
->device_id
== non_cfi
->id
))
420 /* only fixup jedec flashs found in table */
424 cfi_info
->not_cfi
= 1;
426 /* fill in defaults for non-critical data */
427 cfi_info
->vcc_min
= 0x0;
428 cfi_info
->vcc_max
= 0x0;
429 cfi_info
->vpp_min
= 0x0;
430 cfi_info
->vpp_max
= 0x0;
431 cfi_info
->word_write_timeout_typ
= 0x0;
432 cfi_info
->buf_write_timeout_typ
= 0x0;
433 cfi_info
->block_erase_timeout_typ
= 0x0;
434 cfi_info
->chip_erase_timeout_typ
= 0x0;
435 cfi_info
->word_write_timeout_max
= 0x0;
436 cfi_info
->buf_write_timeout_max
= 0x0;
437 cfi_info
->block_erase_timeout_max
= 0x0;
438 cfi_info
->chip_erase_timeout_max
= 0x0;
440 cfi_info
->qry
[0] = 'Q';
441 cfi_info
->qry
[1] = 'R';
442 cfi_info
->qry
[2] = 'Y';
444 cfi_info
->pri_id
= non_cfi
->pri_id
;
445 cfi_info
->pri_addr
= 0x0;
446 cfi_info
->alt_id
= 0x0;
447 cfi_info
->alt_addr
= 0x0;
448 cfi_info
->alt_ext
= NULL
;
450 cfi_info
->interface_desc
= non_cfi
->interface_desc
;
451 cfi_info
->max_buf_write_size
= non_cfi
->max_buf_write_size
;
452 cfi_info
->status_poll_mask
= non_cfi
->status_poll_mask
;
453 cfi_info
->num_erase_regions
= non_cfi
->num_erase_regions
;
454 cfi_info
->erase_region_info
= non_cfi
->erase_region_info
;
455 cfi_info
->dev_size
= non_cfi
->dev_size
;
457 if (cfi_info
->pri_id
== 0x2)
459 cfi_spansion_pri_ext_t
*pri_ext
= malloc(sizeof(cfi_spansion_pri_ext_t
));
461 pri_ext
->pri
[0] = 'P';
462 pri_ext
->pri
[1] = 'R';
463 pri_ext
->pri
[2] = 'I';
465 pri_ext
->major_version
= '1';
466 pri_ext
->minor_version
= '0';
468 pri_ext
->SiliconRevision
= 0x0;
469 pri_ext
->EraseSuspend
= 0x0;
470 pri_ext
->EraseSuspend
= 0x0;
471 pri_ext
->BlkProt
= 0x0;
472 pri_ext
->TmpBlkUnprotect
= 0x0;
473 pri_ext
->BlkProtUnprot
= 0x0;
474 pri_ext
->SimultaneousOps
= 0x0;
475 pri_ext
->BurstMode
= 0x0;
476 pri_ext
->PageMode
= 0x0;
477 pri_ext
->VppMin
= 0x0;
478 pri_ext
->VppMax
= 0x0;
479 pri_ext
->TopBottom
= 0x0;
481 pri_ext
->_unlock1
= 0x5555;
482 pri_ext
->_unlock2
= 0x2AAA;
483 pri_ext
->_reversed_geometry
= 0;
485 cfi_info
->pri_ext
= pri_ext
;
486 } else if ((cfi_info
->pri_id
== 0x1) || (cfi_info
->pri_id
== 0x3))
488 LOG_ERROR("BUG: non-CFI flashes using the Intel commandset are not yet supported");