1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
27 #include "time_support.h"
32 #include "algorithm.h"
33 #include "binarybuffer.h"
39 #include <sys/types.h>
44 /* command handlers */
45 int handle_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
46 int handle_flash_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
47 int handle_flash_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
48 int handle_flash_erase_check_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
49 int handle_flash_erase_address_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
50 int handle_flash_protect_check_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
51 int handle_flash_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
52 int handle_flash_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
53 int handle_flash_write_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
54 int handle_flash_write_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
55 int handle_flash_fill_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
56 int handle_flash_protect_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
57 flash_bank_t *get_flash_bank_by_addr(target_t *target, u32 addr);
61 extern flash_driver_t lpc2000_flash;
62 extern flash_driver_t cfi_flash;
63 extern flash_driver_t at91sam7_flash;
64 extern flash_driver_t str7x_flash;
65 extern flash_driver_t str9x_flash;
66 extern flash_driver_t stellaris_flash;
67 extern flash_driver_t str9xpec_flash;
68 extern flash_driver_t stm32x_flash;
69 extern flash_driver_t tms470_flash;
70 extern flash_driver_t ecosflash_flash;
71 extern flash_driver_t lpc288x_flash;
72 extern flash_driver_t ocl_flash;
74 flash_driver_t *flash_drivers[] =
91 flash_bank_t *flash_banks;
92 static command_t *flash_cmd;
94 /* wafer thin wrapper for invoking the flash driver */
95 static int flash_driver_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count)
99 retval=bank->driver->write(bank, buffer, offset, count);
100 if (retval!=ERROR_OK)
102 LOG_ERROR("error writing to flash at address 0x%08x at offset 0x%8.8x (%d)", bank->base, offset, retval);
108 static int flash_driver_erase(struct flash_bank_s *bank, int first, int last)
112 retval=bank->driver->erase(bank, first, last);
113 if (retval!=ERROR_OK)
115 LOG_ERROR("failed erasing sectors %d to %d (%d)", first, last, retval);
121 int flash_driver_protect(struct flash_bank_s *bank, int set, int first, int last)
125 retval=bank->driver->protect(bank, set, first, last);
126 if (retval!=ERROR_OK)
128 LOG_ERROR("failed setting protection for areas %d to %d (%d)", first, last, retval);
134 int flash_register_commands(struct command_context_s *cmd_ctx)
136 flash_cmd = register_command(cmd_ctx, NULL, "flash", NULL, COMMAND_ANY, NULL);
138 register_command(cmd_ctx, flash_cmd, "bank", handle_flash_bank_command, COMMAND_CONFIG, "flash_bank <driver> <base> <size> <chip_width> <bus_width> <target> [driver_options ...]");
142 static int jim_flash_banks(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
145 Jim_WrongNumArgs(interp, 1, argv, "no arguments to flash_banks command");
156 Jim_Obj *list=Jim_NewListObj(interp, NULL, 0);
157 for (p = flash_banks; p; p = p->next)
159 Jim_Obj *elem=Jim_NewListObj(interp, NULL, 0);
162 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "name", -1));
163 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, p->driver->name, -1));
164 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "base", -1));
165 Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->base));
166 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "size", -1));
167 Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->size));
168 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "bus_width", -1));
169 Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->bus_width));
170 Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "chip_width", -1));
171 Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->chip_width));
173 Jim_ListAppendElement(interp, list, elem);
176 Jim_SetResult(interp, list);
182 int flash_init_drivers(struct command_context_s *cmd_ctx)
186 register_jim(cmd_ctx, "openocd_flash_banks", jim_flash_banks, "return information about the flash banks");
188 register_command(cmd_ctx, flash_cmd, "info", handle_flash_info_command, COMMAND_EXEC,
189 "print info about flash bank <num>");
190 register_command(cmd_ctx, flash_cmd, "probe", handle_flash_probe_command, COMMAND_EXEC,
191 "identify flash bank <num>");
192 register_command(cmd_ctx, flash_cmd, "erase_check", handle_flash_erase_check_command, COMMAND_EXEC,
193 "check erase state of sectors in flash bank <num>");
194 register_command(cmd_ctx, flash_cmd, "protect_check", handle_flash_protect_check_command, COMMAND_EXEC,
195 "check protection state of sectors in flash bank <num>");
196 register_command(cmd_ctx, flash_cmd, "erase_sector", handle_flash_erase_command, COMMAND_EXEC,
197 "erase sectors at <bank> <first> <last>");
198 register_command(cmd_ctx, flash_cmd, "erase_address", handle_flash_erase_address_command, COMMAND_EXEC,
199 "erase address range <address> <length>");
201 register_command(cmd_ctx, flash_cmd, "fillw", handle_flash_fill_command, COMMAND_EXEC,
202 "fill with pattern <address> <word_pattern> <count>");
203 register_command(cmd_ctx, flash_cmd, "fillh", handle_flash_fill_command, COMMAND_EXEC,
204 "fill with pattern <address> <halfword_pattern> <count>");
205 register_command(cmd_ctx, flash_cmd, "fillb", handle_flash_fill_command, COMMAND_EXEC,
206 "fill with pattern <address> <byte_pattern> <count>");
208 register_command(cmd_ctx, flash_cmd, "write_bank", handle_flash_write_bank_command, COMMAND_EXEC,
209 "write binary data to <bank> <file> <offset>");
210 register_command(cmd_ctx, flash_cmd, "write_image", handle_flash_write_image_command, COMMAND_EXEC,
211 "write_image [erase] <file> [offset] [type]");
212 register_command(cmd_ctx, flash_cmd, "protect", handle_flash_protect_command, COMMAND_EXEC,
213 "set protection of sectors at <bank> <first> <last> <on|off>");
219 flash_bank_t *get_flash_bank_by_num_noprobe(int num)
224 for (p = flash_banks; p; p = p->next)
231 LOG_ERROR("flash bank %d does not exist", num);
235 int flash_get_bank_count()
239 for (p = flash_banks; p; p = p->next)
246 flash_bank_t *get_flash_bank_by_num(int num)
248 flash_bank_t *p = get_flash_bank_by_num_noprobe(num);
254 retval = p->driver->auto_probe(p);
256 if (retval != ERROR_OK)
258 LOG_ERROR("auto_probe failed %d\n", retval);
264 int handle_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
272 return ERROR_COMMAND_SYNTAX_ERROR;
275 if ((target = get_target_by_num(strtoul(args[5], NULL, 0))) == NULL)
277 LOG_ERROR("target %lu not defined", strtoul(args[5], NULL, 0));
281 for (i = 0; flash_drivers[i]; i++)
283 if (strcmp(args[0], flash_drivers[i]->name) == 0)
287 /* register flash specific commands */
288 if (flash_drivers[i]->register_commands(cmd_ctx) != ERROR_OK)
290 LOG_ERROR("couldn't register '%s' commands", args[0]);
294 c = malloc(sizeof(flash_bank_t));
296 c->driver = flash_drivers[i];
297 c->driver_priv = NULL;
298 c->base = strtoul(args[1], NULL, 0);
299 c->size = strtoul(args[2], NULL, 0);
300 c->chip_width = strtoul(args[3], NULL, 0);
301 c->bus_width = strtoul(args[4], NULL, 0);
306 if (flash_drivers[i]->flash_bank_command(cmd_ctx, cmd, args, argc, c) != ERROR_OK)
308 LOG_ERROR("'%s' driver rejected flash bank at 0x%8.8x", args[0], c->base);
313 /* put flash bank in linked list */
316 /* find last flash bank */
317 for (p = flash_banks; p && p->next; p = p->next);
330 /* no matching flash driver found */
333 LOG_ERROR("flash driver '%s' not found", args[0]);
340 int handle_flash_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
349 return ERROR_COMMAND_SYNTAX_ERROR;
352 for (p = flash_banks; p; p = p->next, i++)
354 if (i == strtoul(args[0], NULL, 0))
358 /* attempt auto probe */
359 if ((retval = p->driver->auto_probe(p)) != ERROR_OK)
362 command_print(cmd_ctx, "#%i: %s at 0x%8.8x, size 0x%8.8x, buswidth %i, chipwidth %i",
363 i, p->driver->name, p->base, p->size, p->bus_width, p->chip_width);
364 for (j = 0; j < p->num_sectors; j++)
368 if (p->sectors[j].is_protected == 0)
369 protect_state = "not protected";
370 else if (p->sectors[j].is_protected == 1)
371 protect_state = "protected";
373 protect_state = "protection state unknown";
375 command_print(cmd_ctx, "\t#%i: 0x%8.8x (0x%x %ikB) %s",
376 j, p->sectors[j].offset, p->sectors[j].size, p->sectors[j].size>>10,
380 *buf = '\0'; /* initialize buffer, otherwise it migh contain garbage if driver function fails */
381 retval = p->driver->info(p, buf, sizeof(buf));
382 command_print(cmd_ctx, "%s", buf);
383 if (retval != ERROR_OK)
384 LOG_ERROR("error retrieving flash info (%d)", retval);
391 int handle_flash_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
398 return ERROR_COMMAND_SYNTAX_ERROR;
401 p = get_flash_bank_by_num_noprobe(strtoul(args[0], NULL, 0));
404 if ((retval = p->driver->probe(p)) == ERROR_OK)
406 command_print(cmd_ctx, "flash '%s' found at 0x%8.8x", p->driver->name, p->base);
408 else if (retval == ERROR_FLASH_BANK_INVALID)
410 command_print(cmd_ctx, "probing failed for flash bank '#%s' at 0x%8.8x",
415 command_print(cmd_ctx, "unknown error when probing flash bank '#%s' at 0x%8.8x",
421 command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
427 int handle_flash_erase_check_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
434 return ERROR_COMMAND_SYNTAX_ERROR;
437 p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
441 if ((retval = p->driver->erase_check(p)) == ERROR_OK)
443 command_print(cmd_ctx, "successfully checked erase state", p->driver->name, p->base);
447 command_print(cmd_ctx, "unknown error when checking erase state of flash bank #%s at 0x%8.8x",
451 for (j = 0; j < p->num_sectors; j++)
455 if (p->sectors[j].is_erased == 0)
456 erase_state = "not erased";
457 else if (p->sectors[j].is_erased == 1)
458 erase_state = "erased";
460 erase_state = "erase state unknown";
462 command_print(cmd_ctx, "\t#%i: 0x%8.8x (0x%x %ikB) %s",
463 j, p->sectors[j].offset, p->sectors[j].size, p->sectors[j].size>>10,
472 int handle_flash_erase_address_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
481 target_t *target = get_current_target(cmd_ctx);
485 return ERROR_COMMAND_SYNTAX_ERROR;
488 address = strtoul(args[0], NULL, 0);
489 length = strtoul(args[1], NULL, 0);
492 command_print(cmd_ctx, "Length must be >0");
493 return ERROR_COMMAND_SYNTAX_ERROR;
496 p = get_flash_bank_by_addr(target, address);
502 /* We can't know if we did a resume + halt, in which case we no longer know the erased state */
505 duration_start_measure(&duration);
507 if ((retval = flash_erase_address_range(target, address, length)) == ERROR_OK)
509 duration_stop_measure(&duration, &duration_text);
510 command_print(cmd_ctx, "erased address 0x%8.8x length %i in %s", address, length, duration_text);
517 int handle_flash_protect_check_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
524 return ERROR_COMMAND_SYNTAX_ERROR;
527 p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
530 if ((retval = p->driver->protect_check(p)) == ERROR_OK)
532 command_print(cmd_ctx, "successfully checked protect state");
534 else if (retval == ERROR_FLASH_OPERATION_FAILED)
536 command_print(cmd_ctx, "checking protection state failed (possibly unsupported) by flash #%s at 0x%8.8x", args[0], p->base);
540 command_print(cmd_ctx, "unknown error when checking protection state of flash bank '#%s' at 0x%8.8x", args[0], p->base);
545 return ERROR_COMMAND_SYNTAX_ERROR;
551 int handle_flash_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
555 int first = strtoul(args[1], NULL, 0);
556 int last = strtoul(args[2], NULL, 0);
558 flash_bank_t *p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
562 duration_start_measure(&duration);
566 return ERROR_COMMAND_SYNTAX_ERROR;
569 if ((retval = flash_driver_erase(p, first, last)) == ERROR_OK)
571 duration_stop_measure(&duration, &duration_text);
573 command_print(cmd_ctx, "erased sectors %i through %i on flash bank %i in %s", first, last, strtoul(args[0], 0, 0), duration_text);
579 return ERROR_COMMAND_SYNTAX_ERROR;
585 int handle_flash_protect_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
589 int first = strtoul(args[1], NULL, 0);
590 int last = strtoul(args[2], NULL, 0);
593 flash_bank_t *p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
596 command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
600 if (strcmp(args[3], "on") == 0)
602 else if (strcmp(args[3], "off") == 0)
606 return ERROR_COMMAND_SYNTAX_ERROR;
609 retval = flash_driver_protect(p, set, first, last);
610 if (retval == ERROR_OK)
612 command_print(cmd_ctx, "%s protection for sectors %i through %i on flash bank %i", (set) ? "set" : "cleared", first, last, strtoul(args[0], 0, 0));
617 return ERROR_COMMAND_SYNTAX_ERROR;
624 int handle_flash_write_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
626 target_t *target = get_current_target(cmd_ctx);
638 return ERROR_COMMAND_SYNTAX_ERROR;
641 /* flash auto-erase is disabled by default*/
644 if (strcmp(args[0], "erase")==0)
649 command_print(cmd_ctx, "auto erase enabled");
655 return ERROR_COMMAND_SYNTAX_ERROR;
660 LOG_ERROR("no target selected");
664 duration_start_measure(&duration);
668 image.base_address_set = 1;
669 image.base_address = strtoul(args[1], NULL, 0);
673 image.base_address_set = 0;
674 image.base_address = 0x0;
677 image.start_address_set = 0;
679 retval = image_open(&image, args[0], (argc == 3) ? args[2] : NULL);
680 if (retval != ERROR_OK)
685 retval = flash_write(target, &image, &written, auto_erase);
686 if (retval != ERROR_OK)
692 duration_stop_measure(&duration, &duration_text);
693 if (retval == ERROR_OK)
695 command_print(cmd_ctx, "wrote %u byte from file %s in %s (%f kb/s)",
696 written, args[0], duration_text,
697 (float)written / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0)));
706 int handle_flash_fill_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
717 target_t *target = get_current_target(cmd_ctx);
723 return ERROR_COMMAND_SYNTAX_ERROR;
726 address = strtoul(args[0], NULL, 0);
727 pattern = strtoul(args[1], NULL, 0);
728 count = strtoul(args[2], NULL, 0);
746 return ERROR_COMMAND_SYNTAX_ERROR;
749 chunk_count = MIN(count, (1024 / wordsize));
753 for(i = 0; i < chunk_count; i++)
755 target_buffer_set_u32(target, chunk + i * wordsize, pattern);
759 for(i = 0; i < chunk_count; i++)
761 target_buffer_set_u16(target, chunk + i * wordsize, pattern);
765 memset(chunk, pattern, chunk_count);
768 LOG_ERROR("BUG: can't happen");
772 duration_start_measure(&duration);
775 err = flash_erase_address_range( target, address, count*wordsize );
778 for (wrote=0; wrote<(count*wordsize); wrote+=sizeof(chunk))
780 int cur_size = MIN( (count*wordsize - wrote) , 1024 );
784 bank = get_flash_bank_by_addr(target, address);
790 err = flash_driver_write(bank, chunk, address - bank->base + wrote, cur_size);
798 duration_stop_measure(&duration, &duration_text);
803 speed=wrote / 1024.0;
804 speed/=((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0));
805 command_print(cmd_ctx, "wrote %d bytes to 0x%8.8x in %s (%f kb/s)",
806 count*wordsize, address, duration_text,
813 int handle_flash_write_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
829 return ERROR_COMMAND_SYNTAX_ERROR;
832 duration_start_measure(&duration);
834 offset = strtoul(args[2], NULL, 0);
835 p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
838 command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
842 if (fileio_open(&fileio, args[1], FILEIO_READ, FILEIO_BINARY) != ERROR_OK)
847 buffer = malloc(fileio.size);
848 if (fileio_read(&fileio, fileio.size, buffer, &buf_cnt) != ERROR_OK)
851 fileio_close(&fileio);
855 retval = flash_driver_write(p, buffer, offset, buf_cnt);
860 duration_stop_measure(&duration, &duration_text);
861 if (retval!=ERROR_OK)
863 command_print(cmd_ctx, "wrote %"PRIi64" byte from file %s to flash bank %i at offset 0x%8.8x in %s (%f kb/s)",
864 fileio.size, args[1], strtoul(args[0], NULL, 0), offset, duration_text,
865 (float)fileio.size / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0)));
869 fileio_close(&fileio);
874 void flash_set_dirty(void)
879 /* set all flash to require erasing */
880 for (c = flash_banks; c; c = c->next)
882 for (i = 0; i < c->num_sectors; i++)
884 c->sectors[i].is_erased = 0;
889 /* lookup flash bank by address */
890 flash_bank_t *get_flash_bank_by_addr(target_t *target, u32 addr)
894 /* cycle through bank list */
895 for (c = flash_banks; c; c = c->next)
898 retval = c->driver->auto_probe(c);
900 if (retval != ERROR_OK)
902 LOG_ERROR("auto_probe failed %d\n", retval);
905 /* check whether address belongs to this flash bank */
906 if ((addr >= c->base) && (addr < c->base + c->size) && target == c->target)
909 LOG_ERROR("No flash at address 0x%08x\n", addr);
913 /* erase given flash region, selects proper bank according to target and address */
914 int flash_erase_address_range(target_t *target, u32 addr, u32 length)
921 if ((c = get_flash_bank_by_addr(target, addr)) == NULL)
922 return ERROR_FLASH_DST_OUT_OF_BANK; /* no corresponding bank found */
924 if (c->size == 0 || c->num_sectors == 0)
926 LOG_ERROR("Bank is invalid");
927 return ERROR_FLASH_BANK_INVALID;
932 /* special case, erase whole bank when length is zero */
934 return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
936 return flash_driver_erase(c, 0, c->num_sectors - 1);
939 /* check whether it fits */
940 if (addr + length > c->base + c->size)
941 return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
945 for (i = 0; i < c->num_sectors; i++)
947 /* check whether sector overlaps with the given range and is not yet erased */
948 if (addr < c->sectors[i].offset + c->sectors[i].size && addr + length > c->sectors[i].offset && c->sectors[i].is_erased != 1) {
949 /* if first is not set yet then this is the first sector */
952 last = i; /* and it is the last one so far in any case */
956 if( first == -1 || last == -1 )
959 return flash_driver_erase(c, first, last);
962 /* write (optional verify) an image to flash memory of the given target */
963 int flash_write(target_t *target, image_t *image, u32 *written, int erase)
980 /* assume all sectors need erasing - stops any problems
981 * when flash_write is called multiple times */
986 /* allocate padding array */
987 padding = malloc(image->num_sections * sizeof(padding));
989 /* loop until we reach end of the image */
990 while (section < image->num_sections)
996 u32 run_address = image->sections[section].base_address + section_offset;
997 u32 run_size = image->sections[section].size - section_offset;
1000 if (image->sections[section].size == 0)
1002 LOG_WARNING("empty section %d", section);
1008 /* find the corresponding flash bank */
1009 if ((c = get_flash_bank_by_addr(target, run_address)) == NULL)
1011 section++; /* and skip it */
1016 /* collect consecutive sections which fall into the same bank */
1017 section_first = section;
1018 section_last = section;
1019 padding[section] = 0;
1020 while ((run_address + run_size < c->base + c->size)
1021 && (section_last + 1 < image->num_sections))
1023 if (image->sections[section_last + 1].base_address < (run_address + run_size))
1025 LOG_DEBUG("section %d out of order(very slightly surprising, but supported)", section_last + 1);
1028 /* if we have multiple sections within our image, flash programming could fail due to alignment issues
1029 * attempt to rebuild a consecutive buffer for the flash loader */
1030 pad_bytes = (image->sections[section_last + 1].base_address) - (run_address + run_size);
1031 if ((run_address + run_size + pad_bytes) > (c->base + c->size))
1033 padding[section_last] = pad_bytes;
1034 run_size += image->sections[++section_last].size;
1035 run_size += pad_bytes;
1036 padding[section_last] = 0;
1038 LOG_INFO("Padding image section %d with %d bytes", section_last-1, pad_bytes );
1041 /* fit the run into bank constraints */
1042 if (run_address + run_size > c->base + c->size)
1043 run_size = c->base + c->size - run_address;
1045 /* allocate buffer */
1046 buffer = malloc(run_size);
1049 /* read sections to the buffer */
1050 while (buffer_size < run_size)
1054 if (buffer_size - run_size <= image->sections[section].size - section_offset)
1055 size_read = buffer_size - run_size;
1057 size_read = image->sections[section].size - section_offset;
1059 if ((retval = image_read_section(image, section, section_offset,
1060 size_read, buffer + buffer_size, &size_read)) != ERROR_OK || size_read == 0)
1067 /* see if we need to pad the section */
1068 while (padding[section]--)
1069 buffer[size_read++] = 0xff;
1071 buffer_size += size_read;
1072 section_offset += size_read;
1074 if (section_offset >= image->sections[section].size)
1085 /* calculate and erase sectors */
1086 retval = flash_erase_address_range( target, run_address, run_size );
1089 if (retval == ERROR_OK)
1091 /* write flash sectors */
1092 retval = flash_driver_write(c, buffer, run_address - c->base, run_size);
1097 if (retval != ERROR_OK)
1100 return retval; /* abort operation */
1103 if (written != NULL)
1104 *written += run_size; /* add run size to total written counter */
1112 int default_flash_mem_blank_check(struct flash_bank_s *bank)
1114 target_t *target = bank->target;
1116 int buffer_size = sizeof(buffer);
1120 if (bank->target->state != TARGET_HALTED)
1122 return ERROR_TARGET_NOT_HALTED;
1125 for (i = 0; i < bank->num_sectors; i++)
1128 bank->sectors[i].is_erased = 1;
1130 for (j = 0; j < bank->sectors[i].size; j += buffer_size)
1134 chunk = buffer_size;
1135 if (chunk > (j - bank->sectors[i].size))
1137 chunk = (j - bank->sectors[i].size);
1140 retval = target->type->read_memory(target, bank->base + bank->sectors[i].offset + j, 4, chunk/4, buffer);
1141 if (retval != ERROR_OK)
1144 for (nBytes = 0; nBytes < chunk; nBytes++)
1146 if (buffer[nBytes] != 0xFF)
1148 bank->sectors[i].is_erased = 0;
1158 int default_flash_blank_check(struct flash_bank_s *bank)
1160 target_t *target = bank->target;
1166 if (bank->target->state != TARGET_HALTED)
1168 return ERROR_TARGET_NOT_HALTED;
1171 for (i = 0; i < bank->num_sectors; i++)
1173 u32 address = bank->base + bank->sectors[i].offset;
1174 u32 size = bank->sectors[i].size;
1176 if ((retval = target_blank_check_memory(target, address, size, &blank)) != ERROR_OK)
1182 bank->sectors[i].is_erased = 1;
1184 bank->sectors[i].is_erased = 0;
1190 LOG_USER("Running slow fallback erase check - add working memory");
1191 return default_flash_mem_blank_check(bank);