1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath <Dominic.Rath@gmx.de> *
3 * Copyright (C) 2007,2008 Øyvind Harboe <oyvind.harboe@zylin.com> *
4 * Copyright (C) 2008 by Spencer Oliver <spen@spen-soft.co.uk> *
5 * Copyright (C) 2009 Zachary T Welch <zw@superlucidity.net> *
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 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
21 ***************************************************************************/
26 #include <helper/time_support.h>
27 #include <target/image.h>
31 * Implements Tcl commands used to access NOR flash facilities.
34 COMMAND_HELPER(flash_command_get_bank
, unsigned name_index
,
35 struct flash_bank
**bank
)
37 const char *name
= CMD_ARGV
[name_index
];
38 int retval
= get_flash_bank_by_name(name
, bank
);
39 if (retval
!= ERROR_OK
)
45 COMMAND_PARSE_NUMBER(uint
, name
, bank_num
);
47 return get_flash_bank_by_num(bank_num
, bank
);
50 COMMAND_HANDLER(handle_flash_info_command
)
57 return ERROR_COMMAND_SYNTAX_ERROR
;
59 retval
= CALL_COMMAND_HANDLER(flash_command_get_bank
, 0, &p
);
60 if (retval
!= ERROR_OK
)
66 /* attempt auto probe */
67 retval
= p
->driver
->auto_probe(p
);
68 if (retval
!= ERROR_OK
)
71 /* We must query the hardware to avoid printing stale information! */
72 retval
= p
->driver
->protect_check(p
);
73 if (retval
!= ERROR_OK
)
76 command_print(CMD_CTX
,
77 "#%" PRIu32
" : %s at 0x%8.8" PRIx32
", size 0x%8.8" PRIx32
78 ", buswidth %i, chipwidth %i",
85 for (j
= 0; j
< p
->num_sectors
; j
++) {
88 if (p
->sectors
[j
].is_protected
== 0)
89 protect_state
= "not protected";
90 else if (p
->sectors
[j
].is_protected
== 1)
91 protect_state
= "protected";
93 protect_state
= "protection state unknown";
95 command_print(CMD_CTX
,
96 "\t#%3i: 0x%8.8" PRIx32
" (0x%" PRIx32
" %" PRIi32
"kB) %s",
100 p
->sectors
[j
].size
>> 10,
104 if (p
->driver
->info
!= NULL
) {
105 retval
= p
->driver
->info(p
, buf
, sizeof(buf
));
106 if (retval
== ERROR_OK
)
107 command_print(CMD_CTX
, "%s", buf
);
109 LOG_ERROR("error retrieving flash info");
116 COMMAND_HANDLER(handle_flash_probe_command
)
118 struct flash_bank
*p
;
122 return ERROR_COMMAND_SYNTAX_ERROR
;
124 retval
= CALL_COMMAND_HANDLER(flash_command_get_bank
, 0, &p
);
125 if (retval
!= ERROR_OK
)
129 retval
= p
->driver
->probe(p
);
130 if (retval
== ERROR_OK
)
131 command_print(CMD_CTX
,
132 "flash '%s' found at 0x%8.8" PRIx32
,
136 command_print(CMD_CTX
, "flash bank '#%s' is out of bounds", CMD_ARGV
[0]);
143 COMMAND_HANDLER(handle_flash_erase_check_command
)
146 return ERROR_COMMAND_SYNTAX_ERROR
;
148 struct flash_bank
*p
;
149 int retval
= CALL_COMMAND_HANDLER(flash_command_get_bank
, 0, &p
);
150 if (ERROR_OK
!= retval
)
154 retval
= p
->driver
->erase_check(p
);
155 if (retval
== ERROR_OK
)
156 command_print(CMD_CTX
, "successfully checked erase state");
158 command_print(CMD_CTX
,
159 "unknown error when checking erase state of flash bank #%s at 0x%8.8" PRIx32
,
164 for (j
= 0; j
< p
->num_sectors
; j
++) {
167 if (p
->sectors
[j
].is_erased
== 0)
168 erase_state
= "not erased";
169 else if (p
->sectors
[j
].is_erased
== 1)
170 erase_state
= "erased";
172 erase_state
= "erase state unknown";
174 command_print(CMD_CTX
,
175 "\t#%3i: 0x%8.8" PRIx32
" (0x%" PRIx32
" %" PRIi32
"kB) %s",
177 p
->sectors
[j
].offset
,
179 p
->sectors
[j
].size
>> 10,
186 COMMAND_HANDLER(handle_flash_erase_address_command
)
188 struct flash_bank
*p
;
189 int retval
= ERROR_OK
;
193 bool do_unlock
= false;
194 struct target
*target
= get_current_target(CMD_CTX
);
196 while (CMD_ARGC
>= 3) {
197 /* Optionally pad out the address range to block/sector
198 * boundaries. We can't know if there's data in that part
199 * of the flash; only do padding if we're told to.
201 if (strcmp("pad", CMD_ARGV
[0]) == 0)
203 else if (strcmp("unlock", CMD_ARGV
[0]) == 0)
206 return ERROR_COMMAND_SYNTAX_ERROR
;
211 return ERROR_COMMAND_SYNTAX_ERROR
;
213 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
214 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], length
);
217 command_print(CMD_CTX
, "Length must be >0");
218 return ERROR_COMMAND_SYNTAX_ERROR
;
221 retval
= get_flash_bank_by_addr(target
, address
, true, &p
);
222 if (retval
!= ERROR_OK
)
225 /* We can't know if we did a resume + halt, in which case we no longer know the erased state
229 struct duration bench
;
230 duration_start(&bench
);
233 retval
= flash_unlock_address_range(target
, address
, length
);
235 if (retval
== ERROR_OK
)
236 retval
= flash_erase_address_range(target
, do_pad
, address
, length
);
238 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
239 command_print(CMD_CTX
, "erased address 0x%8.8x (length %i)"
240 " in %fs (%0.3f KiB/s)", address
, length
,
241 duration_elapsed(&bench
), duration_kbps(&bench
, length
));
247 static int flash_check_sector_parameters(struct command_context
*cmd_ctx
,
248 uint32_t first
, uint32_t last
, uint32_t num_sectors
)
250 if (!(first
<= last
)) {
251 command_print(cmd_ctx
, "ERROR: "
252 "first sector must be <= last sector");
256 if (!(last
<= (num_sectors
- 1))) {
257 command_print(cmd_ctx
, "ERROR: last sector must be <= %d",
258 (int) num_sectors
- 1);
265 COMMAND_HANDLER(handle_flash_erase_command
)
268 return ERROR_COMMAND_SYNTAX_ERROR
;
273 struct flash_bank
*p
;
276 retval
= CALL_COMMAND_HANDLER(flash_command_get_bank
, 0, &p
);
277 if (retval
!= ERROR_OK
)
280 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], first
);
281 if (strcmp(CMD_ARGV
[2], "last") == 0)
282 last
= p
->num_sectors
- 1;
284 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], last
);
286 retval
= flash_check_sector_parameters(CMD_CTX
, first
, last
, p
->num_sectors
);
287 if (retval
!= ERROR_OK
)
290 struct duration bench
;
291 duration_start(&bench
);
293 retval
= flash_driver_erase(p
, first
, last
);
295 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
296 command_print(CMD_CTX
, "erased sectors %" PRIu32
" "
297 "through %" PRIu32
" on flash bank %" PRIu32
" "
298 "in %fs", first
, last
, p
->bank_number
, duration_elapsed(&bench
));
304 COMMAND_HANDLER(handle_flash_protect_command
)
307 return ERROR_COMMAND_SYNTAX_ERROR
;
312 struct flash_bank
*p
;
315 retval
= CALL_COMMAND_HANDLER(flash_command_get_bank
, 0, &p
);
316 if (retval
!= ERROR_OK
)
319 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], first
);
320 if (strcmp(CMD_ARGV
[2], "last") == 0)
321 last
= p
->num_sectors
- 1;
323 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], last
);
326 COMMAND_PARSE_ON_OFF(CMD_ARGV
[3], set
);
328 retval
= flash_check_sector_parameters(CMD_CTX
, first
, last
, p
->num_sectors
);
329 if (retval
!= ERROR_OK
)
332 retval
= flash_driver_protect(p
, set
, first
, last
);
333 if (retval
== ERROR_OK
) {
334 command_print(CMD_CTX
, "%s protection for sectors %i "
335 "through %i on flash bank %" PRIu32
"",
336 (set
) ? "set" : "cleared", (int) first
,
337 (int) last
, p
->bank_number
);
343 COMMAND_HANDLER(handle_flash_write_image_command
)
345 struct target
*target
= get_current_target(CMD_CTX
);
353 return ERROR_COMMAND_SYNTAX_ERROR
;
355 /* flash auto-erase is disabled by default*/
357 bool auto_unlock
= false;
360 if (strcmp(CMD_ARGV
[0], "erase") == 0) {
364 command_print(CMD_CTX
, "auto erase enabled");
365 } else if (strcmp(CMD_ARGV
[0], "unlock") == 0) {
369 command_print(CMD_CTX
, "auto unlock enabled");
375 return ERROR_COMMAND_SYNTAX_ERROR
;
378 LOG_ERROR("no target selected");
382 struct duration bench
;
383 duration_start(&bench
);
386 image
.base_address_set
= 1;
387 COMMAND_PARSE_NUMBER(llong
, CMD_ARGV
[1], image
.base_address
);
389 image
.base_address_set
= 0;
390 image
.base_address
= 0x0;
393 image
.start_address_set
= 0;
395 retval
= image_open(&image
, CMD_ARGV
[0], (CMD_ARGC
== 3) ? CMD_ARGV
[2] : NULL
);
396 if (retval
!= ERROR_OK
)
399 retval
= flash_write_unlock(target
, &image
, &written
, auto_erase
, auto_unlock
);
400 if (retval
!= ERROR_OK
) {
405 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
406 command_print(CMD_CTX
, "wrote %" PRIu32
" bytes from file %s "
407 "in %fs (%0.3f KiB/s)", written
, CMD_ARGV
[0],
408 duration_elapsed(&bench
), duration_kbps(&bench
, written
));
416 COMMAND_HANDLER(handle_flash_fill_command
)
423 uint32_t cur_size
= 0;
424 uint32_t chunk_count
;
425 struct target
*target
= get_current_target(CMD_CTX
);
428 int retval
= ERROR_OK
;
430 static size_t const chunksize
= 1024;
431 uint8_t *chunk
= NULL
, *readback
= NULL
;
434 retval
= ERROR_COMMAND_SYNTAX_ERROR
;
438 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[0], address
);
439 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], pattern
);
440 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], count
);
442 chunk
= malloc(chunksize
);
446 readback
= malloc(chunksize
);
447 if (readback
== NULL
) {
455 switch (CMD_NAME
[4]) {
466 retval
= ERROR_COMMAND_SYNTAX_ERROR
;
470 chunk_count
= MIN(count
, (chunksize
/ wordsize
));
473 for (i
= 0; i
< chunk_count
; i
++)
474 target_buffer_set_u32(target
, chunk
+ i
* wordsize
, pattern
);
477 for (i
= 0; i
< chunk_count
; i
++)
478 target_buffer_set_u16(target
, chunk
+ i
* wordsize
, pattern
);
481 memset(chunk
, pattern
, chunk_count
);
484 LOG_ERROR("BUG: can't happen");
488 struct duration bench
;
489 duration_start(&bench
);
491 for (wrote
= 0; wrote
< (count
*wordsize
); wrote
+= cur_size
) {
492 struct flash_bank
*bank
;
494 retval
= get_flash_bank_by_addr(target
, address
, true, &bank
);
495 if (retval
!= ERROR_OK
)
498 cur_size
= MIN((count
* wordsize
- wrote
), chunksize
);
499 err
= flash_driver_write(bank
, chunk
, address
- bank
->base
+ wrote
, cur_size
);
500 if (err
!= ERROR_OK
) {
505 err
= flash_driver_read(bank
, readback
, address
- bank
->base
+ wrote
, cur_size
);
506 if (err
!= ERROR_OK
) {
511 for (i
= 0; i
< cur_size
; i
++) {
512 if (readback
[i
] != chunk
[i
]) {
514 "Verification error address 0x%08" PRIx32
", read back 0x%02x, expected 0x%02x",
524 if ((retval
== ERROR_OK
) && (duration_measure(&bench
) == ERROR_OK
)) {
525 command_print(CMD_CTX
, "wrote %" PRIu32
" bytes to 0x%8.8" PRIx32
526 " in %fs (%0.3f KiB/s)", wrote
, address
,
527 duration_elapsed(&bench
), duration_kbps(&bench
, wrote
));
537 COMMAND_HANDLER(handle_flash_write_bank_command
)
541 struct fileio fileio
;
544 return ERROR_COMMAND_SYNTAX_ERROR
;
546 struct duration bench
;
547 duration_start(&bench
);
549 struct flash_bank
*p
;
550 int retval
= CALL_COMMAND_HANDLER(flash_command_get_bank
, 0, &p
);
551 if (ERROR_OK
!= retval
)
554 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], offset
);
556 if (fileio_open(&fileio
, CMD_ARGV
[1], FILEIO_READ
, FILEIO_BINARY
) != ERROR_OK
)
560 retval
= fileio_size(&fileio
, &filesize
);
561 if (retval
!= ERROR_OK
) {
562 fileio_close(&fileio
);
566 buffer
= malloc(filesize
);
567 if (buffer
== NULL
) {
568 fileio_close(&fileio
);
569 LOG_ERROR("Out of memory");
573 if (fileio_read(&fileio
, filesize
, buffer
, &buf_cnt
) != ERROR_OK
) {
575 fileio_close(&fileio
);
579 retval
= flash_driver_write(p
, buffer
, offset
, buf_cnt
);
584 if ((ERROR_OK
== retval
) && (duration_measure(&bench
) == ERROR_OK
)) {
585 command_print(CMD_CTX
, "wrote %ld bytes from file %s to flash bank %u"
586 " at offset 0x%8.8" PRIx32
" in %fs (%0.3f KiB/s)",
587 (long)filesize
, CMD_ARGV
[1], p
->bank_number
, offset
,
588 duration_elapsed(&bench
), duration_kbps(&bench
, filesize
));
591 fileio_close(&fileio
);
596 void flash_set_dirty(void)
598 struct flash_bank
*c
;
601 /* set all flash to require erasing */
602 for (c
= flash_bank_list(); c
; c
= c
->next
) {
603 for (i
= 0; i
< c
->num_sectors
; i
++)
604 c
->sectors
[i
].is_erased
= 0;
608 COMMAND_HANDLER(handle_flash_padded_value_command
)
611 return ERROR_COMMAND_SYNTAX_ERROR
;
613 struct flash_bank
*p
;
614 int retval
= CALL_COMMAND_HANDLER(flash_command_get_bank
, 0, &p
);
615 if (ERROR_OK
!= retval
)
618 COMMAND_PARSE_NUMBER(u8
, CMD_ARGV
[1], p
->default_padded_value
);
620 command_print(CMD_CTX
, "Default padded value set to 0x%" PRIx8
" for flash bank %u", \
621 p
->default_padded_value
, p
->bank_number
);
626 static const struct command_registration flash_exec_command_handlers
[] = {
629 .handler
= handle_flash_probe_command
,
630 .mode
= COMMAND_EXEC
,
632 .help
= "Identify a flash bank.",
636 .handler
= handle_flash_info_command
,
637 .mode
= COMMAND_EXEC
,
639 .help
= "Print information about a flash bank.",
642 .name
= "erase_check",
643 .handler
= handle_flash_erase_check_command
,
644 .mode
= COMMAND_EXEC
,
646 .help
= "Check erase state of all blocks in a "
650 .name
= "erase_sector",
651 .handler
= handle_flash_erase_command
,
652 .mode
= COMMAND_EXEC
,
653 .usage
= "bank_id first_sector_num last_sector_num",
654 .help
= "Erase a range of sectors in a flash bank.",
657 .name
= "erase_address",
658 .handler
= handle_flash_erase_address_command
,
659 .mode
= COMMAND_EXEC
,
660 .usage
= "['pad'] ['unlock'] address length",
661 .help
= "Erase flash sectors starting at address and "
662 "continuing for length bytes. If 'pad' is specified, "
663 "data outside that range may also be erased: the start "
664 "address may be decreased, and length increased, so "
665 "that all of the first and last sectors are erased. "
666 "If 'unlock' is specified, then the flash is unprotected "
672 .handler
= handle_flash_fill_command
,
673 .mode
= COMMAND_EXEC
,
674 .usage
= "address value n",
675 .help
= "Fill n words with 32-bit value, starting at "
676 "word address. (No autoerase.)",
680 .handler
= handle_flash_fill_command
,
681 .mode
= COMMAND_EXEC
,
682 .usage
= "address value n",
683 .help
= "Fill n halfwords with 16-bit value, starting at "
684 "word address. (No autoerase.)",
688 .handler
= handle_flash_fill_command
,
689 .mode
= COMMAND_EXEC
,
690 .usage
= "address value n",
691 .help
= "Fill n bytes with 8-bit value, starting at "
692 "word address. (No autoerase.)",
695 .name
= "write_bank",
696 .handler
= handle_flash_write_bank_command
,
697 .mode
= COMMAND_EXEC
,
698 .usage
= "bank_id filename offset",
699 .help
= "Write binary data from file to flash bank, "
700 "starting at specified byte offset from the "
701 "beginning of the bank.",
704 .name
= "write_image",
705 .handler
= handle_flash_write_image_command
,
706 .mode
= COMMAND_EXEC
,
707 .usage
= "[erase] [unlock] filename [offset [file_type]]",
708 .help
= "Write an image to flash. Optionally first unprotect "
709 "and/or erase the region to be used. Allow optional "
710 "offset from beginning of bank (defaults to zero)",
714 .handler
= handle_flash_protect_command
,
715 .mode
= COMMAND_EXEC
,
716 .usage
= "bank_id first_sector [last_sector|'last'] "
718 .help
= "Turn protection on or off for a range of sectors "
719 "in a given flash bank.",
722 .name
= "padded_value",
723 .handler
= handle_flash_padded_value_command
,
724 .mode
= COMMAND_EXEC
,
725 .usage
= "bank_id value",
726 .help
= "Set default flash padded value",
728 COMMAND_REGISTRATION_DONE
731 static int flash_init_drivers(struct command_context
*cmd_ctx
)
733 if (!flash_bank_list())
736 struct command
*parent
= command_find_in_context(cmd_ctx
, "flash");
737 return register_commands(cmd_ctx
, parent
, flash_exec_command_handlers
);
740 COMMAND_HANDLER(handle_flash_bank_command
)
743 LOG_ERROR("usage: flash bank <name> <driver> "
744 "<base> <size> <chip_width> <bus_width> <target>");
745 return ERROR_COMMAND_SYNTAX_ERROR
;
747 /* save bank name and advance arguments for compatibility */
748 const char *bank_name
= *CMD_ARGV
++;
751 struct target
*target
= get_target(CMD_ARGV
[5]);
752 if (target
== NULL
) {
753 LOG_ERROR("target '%s' not defined", CMD_ARGV
[5]);
757 const char *driver_name
= CMD_ARGV
[0];
758 struct flash_driver
*driver
= flash_driver_find_by_name(driver_name
);
759 if (NULL
== driver
) {
760 /* no matching flash driver found */
761 LOG_ERROR("flash driver '%s' not found", driver_name
);
765 /* check the flash bank name is unique */
766 if (get_flash_bank_by_name_noprobe(bank_name
) != NULL
) {
767 /* flash bank name already exists */
768 LOG_ERROR("flash bank name '%s' already exists", bank_name
);
772 /* register flash specific commands */
773 if (NULL
!= driver
->commands
) {
774 int retval
= register_commands(CMD_CTX
, NULL
,
776 if (ERROR_OK
!= retval
) {
777 LOG_ERROR("couldn't register '%s' commands",
783 struct flash_bank
*c
= malloc(sizeof(*c
));
784 c
->name
= strdup(bank_name
);
787 c
->driver_priv
= NULL
;
788 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], c
->base
);
789 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], c
->size
);
790 COMMAND_PARSE_NUMBER(int, CMD_ARGV
[3], c
->chip_width
);
791 COMMAND_PARSE_NUMBER(int, CMD_ARGV
[4], c
->bus_width
);
792 c
->default_padded_value
= 0xff;
798 retval
= CALL_COMMAND_HANDLER(driver
->flash_bank_command
, c
);
799 if (ERROR_OK
!= retval
) {
800 LOG_ERROR("'%s' driver rejected flash bank at 0x%8.8" PRIx32
"Usage %s",
801 driver_name
, c
->base
, driver
->usage
);
806 if (driver
->usage
== NULL
)
807 LOG_DEBUG("'%s' driver usage field missing", driver_name
);
814 COMMAND_HANDLER(handle_flash_banks_command
)
817 return ERROR_COMMAND_SYNTAX_ERROR
;
820 for (struct flash_bank
*p
= flash_bank_list(); p
; p
= p
->next
, n
++) {
821 LOG_USER("#%" PRIu32
" : %s (%s) at 0x%8.8" PRIx32
", size 0x%8.8" PRIx32
", "
822 "buswidth %u, chipwidth %u", p
->bank_number
,
823 p
->name
, p
->driver
->name
, p
->base
, p
->size
,
824 p
->bus_width
, p
->chip_width
);
829 static int jim_flash_list(Jim_Interp
*interp
, int argc
, Jim_Obj
* const *argv
)
832 Jim_WrongNumArgs(interp
, 1, argv
,
833 "no arguments to 'flash list' command");
837 Jim_Obj
*list
= Jim_NewListObj(interp
, NULL
, 0);
839 for (struct flash_bank
*p
= flash_bank_list(); p
; p
= p
->next
) {
840 Jim_Obj
*elem
= Jim_NewListObj(interp
, NULL
, 0);
842 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, "name", -1));
843 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, p
->driver
->name
, -1));
844 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, "base", -1));
845 Jim_ListAppendElement(interp
, elem
, Jim_NewIntObj(interp
, p
->base
));
846 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, "size", -1));
847 Jim_ListAppendElement(interp
, elem
, Jim_NewIntObj(interp
, p
->size
));
848 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, "bus_width", -1));
849 Jim_ListAppendElement(interp
, elem
, Jim_NewIntObj(interp
, p
->bus_width
));
850 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, "chip_width", -1));
851 Jim_ListAppendElement(interp
, elem
, Jim_NewIntObj(interp
, p
->chip_width
));
853 Jim_ListAppendElement(interp
, list
, elem
);
856 Jim_SetResult(interp
, list
);
861 COMMAND_HANDLER(handle_flash_init_command
)
864 return ERROR_COMMAND_SYNTAX_ERROR
;
866 static bool flash_initialized
;
867 if (flash_initialized
) {
868 LOG_INFO("'flash init' has already been called");
871 flash_initialized
= true;
873 LOG_DEBUG("Initializing flash devices...");
874 return flash_init_drivers(CMD_CTX
);
877 static const struct command_registration flash_config_command_handlers
[] = {
880 .handler
= handle_flash_bank_command
,
881 .mode
= COMMAND_CONFIG
,
882 .usage
= "bank_id driver_name base_address size_bytes "
883 "chip_width_bytes bus_width_bytes target "
884 "[driver_options ...]",
885 .help
= "Define a new bank with the given name, "
886 "using the specified NOR flash driver.",
890 .mode
= COMMAND_CONFIG
,
891 .handler
= handle_flash_init_command
,
892 .help
= "Initialize flash devices.",
897 .handler
= handle_flash_banks_command
,
898 .help
= "Display table with information about flash banks.",
903 .jim_handler
= jim_flash_list
,
904 .help
= "Returns a list of details about the flash banks.",
906 COMMAND_REGISTRATION_DONE
908 static const struct command_registration flash_command_handlers
[] = {
912 .help
= "NOR flash command group",
913 .chain
= flash_config_command_handlers
,
915 COMMAND_REGISTRATION_DONE
918 int flash_register_commands(struct command_context
*cmd_ctx
)
920 return register_commands(cmd_ctx
, NULL
, flash_command_handlers
);