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Diffstat (limited to 'src/flash/flash.c')
-rw-r--r--src/flash/flash.c431
1 files changed, 210 insertions, 221 deletions
diff --git a/src/flash/flash.c b/src/flash/flash.c
index b40e0742..329ade63 100644
--- a/src/flash/flash.c
+++ b/src/flash/flash.c
@@ -177,35 +177,35 @@ int flash_init_drivers(struct command_context_s *cmd_ctx)
{
register_jim(cmd_ctx, "ocd_flash_banks", jim_flash_banks, "return information about the flash banks");
- if (flash_banks)
- {
- register_command(cmd_ctx, flash_cmd, "info", handle_flash_info_command, COMMAND_EXEC,
- "print info about flash bank <num>");
- register_command(cmd_ctx, flash_cmd, "probe", handle_flash_probe_command, COMMAND_EXEC,
- "identify flash bank <num>");
- register_command(cmd_ctx, flash_cmd, "erase_check", handle_flash_erase_check_command, COMMAND_EXEC,
- "check erase state of sectors in flash bank <num>");
- register_command(cmd_ctx, flash_cmd, "protect_check", handle_flash_protect_check_command, COMMAND_EXEC,
- "check protection state of sectors in flash bank <num>");
- register_command(cmd_ctx, flash_cmd, "erase_sector", handle_flash_erase_command, COMMAND_EXEC,
- "erase sectors at <bank> <first> <last>");
- register_command(cmd_ctx, flash_cmd, "erase_address", handle_flash_erase_address_command, COMMAND_EXEC,
- "erase address range <address> <length>");
-
- register_command(cmd_ctx, flash_cmd, "fillw", handle_flash_fill_command, COMMAND_EXEC,
- "fill with pattern (no autoerase) <address> <word_pattern> <count>");
- register_command(cmd_ctx, flash_cmd, "fillh", handle_flash_fill_command, COMMAND_EXEC,
- "fill with pattern <address> <halfword_pattern> <count>");
- register_command(cmd_ctx, flash_cmd, "fillb", handle_flash_fill_command, COMMAND_EXEC,
- "fill with pattern <address> <byte_pattern> <count>");
-
- register_command(cmd_ctx, flash_cmd, "write_bank", handle_flash_write_bank_command, COMMAND_EXEC,
- "write binary data to <bank> <file> <offset>");
- register_command(cmd_ctx, flash_cmd, "write_image", handle_flash_write_image_command, COMMAND_EXEC,
- "write_image [erase] [unlock] <file> [offset] [type]");
- register_command(cmd_ctx, flash_cmd, "protect", handle_flash_protect_command, COMMAND_EXEC,
- "set protection of sectors at <bank> <first> <last> <on | off>");
- }
+ if (!flash_banks)
+ return ERROR_OK;
+
+ register_command(cmd_ctx, flash_cmd, "info", handle_flash_info_command, COMMAND_EXEC,
+ "print info about flash bank <num>");
+ register_command(cmd_ctx, flash_cmd, "probe", handle_flash_probe_command, COMMAND_EXEC,
+ "identify flash bank <num>");
+ register_command(cmd_ctx, flash_cmd, "erase_check", handle_flash_erase_check_command, COMMAND_EXEC,
+ "check erase state of sectors in flash bank <num>");
+ register_command(cmd_ctx, flash_cmd, "protect_check", handle_flash_protect_check_command, COMMAND_EXEC,
+ "check protection state of sectors in flash bank <num>");
+ register_command(cmd_ctx, flash_cmd, "erase_sector", handle_flash_erase_command, COMMAND_EXEC,
+ "erase sectors at <bank> <first> <last>");
+ register_command(cmd_ctx, flash_cmd, "erase_address", handle_flash_erase_address_command, COMMAND_EXEC,
+ "erase address range <address> <length>");
+
+ register_command(cmd_ctx, flash_cmd, "fillw", handle_flash_fill_command, COMMAND_EXEC,
+ "fill with pattern (no autoerase) <address> <word_pattern> <count>");
+ register_command(cmd_ctx, flash_cmd, "fillh", handle_flash_fill_command, COMMAND_EXEC,
+ "fill with pattern <address> <halfword_pattern> <count>");
+ register_command(cmd_ctx, flash_cmd, "fillb", handle_flash_fill_command, COMMAND_EXEC,
+ "fill with pattern <address> <byte_pattern> <count>");
+
+ register_command(cmd_ctx, flash_cmd, "write_bank", handle_flash_write_bank_command, COMMAND_EXEC,
+ "write binary data to <bank> <file> <offset>");
+ register_command(cmd_ctx, flash_cmd, "write_image", handle_flash_write_image_command, COMMAND_EXEC,
+ "write_image [erase] [unlock] <file> [offset] [type]");
+ register_command(cmd_ctx, flash_cmd, "protect", handle_flash_protect_command, COMMAND_EXEC,
+ "set protection of sectors at <bank> <first> <last> <on | off>");
return ERROR_OK;
}
@@ -292,54 +292,54 @@ static int handle_flash_bank_command(struct command_context_s *cmd_ctx, char *cm
for (i = 0; flash_drivers[i]; i++)
{
- if (strcmp(args[0], flash_drivers[i]->name) == 0)
- {
- flash_bank_t *p, *c;
+ if (strcmp(args[0], flash_drivers[i]->name) != 0)
+ continue;
- /* register flash specific commands */
- if (flash_drivers[i]->register_commands(cmd_ctx) != ERROR_OK)
- {
- LOG_ERROR("couldn't register '%s' commands", args[0]);
- return ERROR_FAIL;
- }
+ flash_bank_t *p, *c;
- c = malloc(sizeof(flash_bank_t));
- c->target = target;
- c->driver = flash_drivers[i];
- c->driver_priv = NULL;
- COMMAND_PARSE_NUMBER(u32, args[1], c->base);
- COMMAND_PARSE_NUMBER(u32, args[2], c->size);
- COMMAND_PARSE_NUMBER(int, args[3], c->chip_width);
- COMMAND_PARSE_NUMBER(int, args[4], c->bus_width);
- c->num_sectors = 0;
- c->sectors = NULL;
- c->next = NULL;
-
- if ((retval = flash_drivers[i]->flash_bank_command(cmd_ctx, cmd, args, argc, c)) != ERROR_OK)
- {
- LOG_ERROR("'%s' driver rejected flash bank at 0x%8.8" PRIx32 , args[0], c->base);
- free(c);
- return retval;
- }
+ /* register flash specific commands */
+ if (flash_drivers[i]->register_commands(cmd_ctx) != ERROR_OK)
+ {
+ LOG_ERROR("couldn't register '%s' commands", args[0]);
+ return ERROR_FAIL;
+ }
- /* put flash bank in linked list */
- if (flash_banks)
- {
- int bank_num = 0;
- /* find last flash bank */
- for (p = flash_banks; p && p->next; p = p->next) bank_num++;
- if (p)
- p->next = c;
- c->bank_number = bank_num + 1;
- }
- else
- {
- flash_banks = c;
- c->bank_number = 0;
- }
+ c = malloc(sizeof(flash_bank_t));
+ c->target = target;
+ c->driver = flash_drivers[i];
+ c->driver_priv = NULL;
+ COMMAND_PARSE_NUMBER(u32, args[1], c->base);
+ COMMAND_PARSE_NUMBER(u32, args[2], c->size);
+ COMMAND_PARSE_NUMBER(int, args[3], c->chip_width);
+ COMMAND_PARSE_NUMBER(int, args[4], c->bus_width);
+ c->num_sectors = 0;
+ c->sectors = NULL;
+ c->next = NULL;
+
+ if ((retval = flash_drivers[i]->flash_bank_command(cmd_ctx, cmd, args, argc, c)) != ERROR_OK)
+ {
+ LOG_ERROR("'%s' driver rejected flash bank at 0x%8.8" PRIx32 , args[0], c->base);
+ free(c);
+ return retval;
+ }
- found = 1;
+ /* put flash bank in linked list */
+ if (flash_banks)
+ {
+ int bank_num = 0;
+ /* find last flash bank */
+ for (p = flash_banks; p && p->next; p = p->next) bank_num++;
+ if (p)
+ p->next = c;
+ c->bank_number = bank_num + 1;
}
+ else
+ {
+ flash_banks = c;
+ c->bank_number = 0;
+ }
+
+ found = 1;
}
/* no matching flash driver found */
@@ -367,48 +367,48 @@ static int handle_flash_info_command(struct command_context_s *cmd_ctx, char *cm
for (p = flash_banks; p; p = p->next, i++)
{
- if (i == bank_nr)
+ if (i != bank_nr)
+ continue;
+
+ char buf[1024];
+
+ /* attempt auto probe */
+ if ((retval = p->driver->auto_probe(p)) != ERROR_OK)
+ return retval;
+
+ command_print(cmd_ctx,
+ "#%" PRIi32 " : %s at 0x%8.8" PRIx32 ", size 0x%8.8" PRIx32 ", buswidth %i, chipwidth %i",
+ i,
+ p->driver->name,
+ p->base,
+ p->size,
+ p->bus_width,
+ p->chip_width);
+ for (j = 0; j < p->num_sectors; j++)
{
- char buf[1024];
+ char *protect_state;
- /* attempt auto probe */
- if ((retval = p->driver->auto_probe(p)) != ERROR_OK)
- return retval;
+ if (p->sectors[j].is_protected == 0)
+ protect_state = "not protected";
+ else if (p->sectors[j].is_protected == 1)
+ protect_state = "protected";
+ else
+ protect_state = "protection state unknown";
command_print(cmd_ctx,
- "#%" PRIi32 " : %s at 0x%8.8" PRIx32 ", size 0x%8.8" PRIx32 ", buswidth %i, chipwidth %i",
- i,
- p->driver->name,
- p->base,
- p->size,
- p->bus_width,
- p->chip_width);
- for (j = 0; j < p->num_sectors; j++)
- {
- char *protect_state;
-
- if (p->sectors[j].is_protected == 0)
- protect_state = "not protected";
- else if (p->sectors[j].is_protected == 1)
- protect_state = "protected";
- else
- protect_state = "protection state unknown";
-
- command_print(cmd_ctx,
- "\t#%3i: 0x%8.8" PRIx32 " (0x%" PRIx32 " %" PRIi32 "kB) %s",
- j,
- p->sectors[j].offset,
- p->sectors[j].size,
- p->sectors[j].size >> 10,
- protect_state);
- }
-
- *buf = '\0'; /* initialize buffer, otherwise it migh contain garbage if driver function fails */
- retval = p->driver->info(p, buf, sizeof(buf));
- command_print(cmd_ctx, "%s", buf);
- if (retval != ERROR_OK)
- LOG_ERROR("error retrieving flash info (%d)", retval);
+ "\t#%3i: 0x%8.8" PRIx32 " (0x%" PRIx32 " %" PRIi32 "kB) %s",
+ j,
+ p->sectors[j].offset,
+ p->sectors[j].size,
+ p->sectors[j].size >> 10,
+ protect_state);
}
+
+ *buf = '\0'; /* initialize buffer, otherwise it migh contain garbage if driver function fails */
+ retval = p->driver->info(p, buf, sizeof(buf));
+ command_print(cmd_ctx, "%s", buf);
+ if (retval != ERROR_OK)
+ LOG_ERROR("error retrieving flash info (%d)", retval);
}
return ERROR_OK;
@@ -463,38 +463,35 @@ static int handle_flash_erase_check_command(struct command_context_s *cmd_ctx, c
if (ERROR_OK != retval)
return retval;
- if (p)
+ int j;
+ if ((retval = p->driver->erase_check(p)) == ERROR_OK)
{
- int j;
- if ((retval = p->driver->erase_check(p)) == ERROR_OK)
- {
- command_print(cmd_ctx, "successfully checked erase state");
- }
- else
- {
- command_print(cmd_ctx, "unknown error when checking erase state of flash bank #%s at 0x%8.8" PRIx32,
- args[0], p->base);
- }
+ command_print(cmd_ctx, "successfully checked erase state");
+ }
+ else
+ {
+ command_print(cmd_ctx, "unknown error when checking erase state of flash bank #%s at 0x%8.8" PRIx32,
+ args[0], p->base);
+ }
- for (j = 0; j < p->num_sectors; j++)
- {
- char *erase_state;
+ for (j = 0; j < p->num_sectors; j++)
+ {
+ char *erase_state;
- if (p->sectors[j].is_erased == 0)
- erase_state = "not erased";
- else if (p->sectors[j].is_erased == 1)
- erase_state = "erased";
- else
- erase_state = "erase state unknown";
+ if (p->sectors[j].is_erased == 0)
+ erase_state = "not erased";
+ else if (p->sectors[j].is_erased == 1)
+ erase_state = "erased";
+ else
+ erase_state = "erase state unknown";
- command_print(cmd_ctx,
- "\t#%3i: 0x%8.8" PRIx32 " (0x%" PRIx32 " %" PRIi32 "kB) %s",
- j,
- p->sectors[j].offset,
- p->sectors[j].size,
- p->sectors[j].size >> 10,
- erase_state);
- }
+ command_print(cmd_ctx,
+ "\t#%3i: 0x%8.8" PRIx32 " (0x%" PRIx32 " %" PRIi32 "kB) %s",
+ j,
+ p->sectors[j].offset,
+ p->sectors[j].size,
+ p->sectors[j].size >> 10,
+ erase_state);
}
return ERROR_OK;
@@ -556,21 +553,17 @@ static int handle_flash_protect_check_command(struct command_context_s *cmd_ctx,
if (ERROR_OK != retval)
return retval;
- if (p)
+ if ((retval = p->driver->protect_check(p)) == ERROR_OK)
{
- int retval;
- if ((retval = p->driver->protect_check(p)) == ERROR_OK)
- {
- command_print(cmd_ctx, "successfully checked protect state");
- }
- else if (retval == ERROR_FLASH_OPERATION_FAILED)
- {
- command_print(cmd_ctx, "checking protection state failed (possibly unsupported) by flash #%s at 0x%8.8" PRIx32, args[0], p->base);
- }
- else
- {
- command_print(cmd_ctx, "unknown error when checking protection state of flash bank '#%s' at 0x%8.8" PRIx32, args[0], p->base);
- }
+ command_print(cmd_ctx, "successfully checked protect state");
+ }
+ else if (retval == ERROR_FLASH_OPERATION_FAILED)
+ {
+ command_print(cmd_ctx, "checking protection state failed (possibly unsupported) by flash #%s at 0x%8.8" PRIx32, args[0], p->base);
+ }
+ else
+ {
+ command_print(cmd_ctx, "unknown error when checking protection state of flash bank '#%s' at 0x%8.8" PRIx32, args[0], p->base);
}
return ERROR_OK;
@@ -597,45 +590,43 @@ static int flash_check_sector_parameters(struct command_context_s *cmd_ctx,
static int handle_flash_erase_command(struct command_context_s *cmd_ctx,
char *cmd, char **args, int argc)
{
- if (argc > 2)
- {
- uint32_t bank_nr;
- uint32_t first;
- uint32_t last;
-
- COMMAND_PARSE_NUMBER(u32, args[0], bank_nr);
- flash_bank_t *p = get_flash_bank_by_num(bank_nr);
- if (!p)
- return ERROR_OK;
-
- COMMAND_PARSE_NUMBER(u32, args[1], first);
- if (strcmp(args[2], "last") == 0)
- last = p->num_sectors - 1;
- else
- COMMAND_PARSE_NUMBER(u32, args[2], last);
+ if (argc != 2)
+ return ERROR_COMMAND_SYNTAX_ERROR;
- int retval;
- if ((retval = flash_check_sector_parameters(cmd_ctx,
- first, last, p->num_sectors)) != ERROR_OK)
- return retval;
+ uint32_t bank_nr;
+ uint32_t first;
+ uint32_t last;
- duration_t duration;
- char *duration_text;
- duration_start_measure(&duration);
+ COMMAND_PARSE_NUMBER(u32, args[0], bank_nr);
+ flash_bank_t *p = get_flash_bank_by_num(bank_nr);
+ if (!p)
+ return ERROR_OK;
- if ((retval = flash_driver_erase(p, first, last)) == ERROR_OK) {
- if ((retval = duration_stop_measure(&duration,
- &duration_text)) != ERROR_OK)
- return retval;
- command_print(cmd_ctx, "erased sectors %i through %i "
- "on flash bank %i in %s",
- (int) first, (int) last, (int) bank_nr,
- duration_text);
- free(duration_text);
- }
- }
+ COMMAND_PARSE_NUMBER(u32, args[1], first);
+ if (strcmp(args[2], "last") == 0)
+ last = p->num_sectors - 1;
else
- return ERROR_COMMAND_SYNTAX_ERROR;
+ COMMAND_PARSE_NUMBER(u32, args[2], last);
+
+ int retval;
+ if ((retval = flash_check_sector_parameters(cmd_ctx,
+ first, last, p->num_sectors)) != ERROR_OK)
+ return retval;
+
+ duration_t duration;
+ char *duration_text;
+ duration_start_measure(&duration);
+
+ if ((retval = flash_driver_erase(p, first, last)) == ERROR_OK) {
+ if ((retval = duration_stop_measure(&duration,
+ &duration_text)) != ERROR_OK)
+ return retval;
+ command_print(cmd_ctx, "erased sectors %i through %i "
+ "on flash bank %i in %s",
+ (int) first, (int) last, (int) bank_nr,
+ duration_text);
+ free(duration_text);
+ }
return ERROR_OK;
}
@@ -643,47 +634,45 @@ static int handle_flash_erase_command(struct command_context_s *cmd_ctx,
static int handle_flash_protect_command(struct command_context_s *cmd_ctx,
char *cmd, char **args, int argc)
{
- if (argc > 3)
- {
- uint32_t bank_nr;
- uint32_t first;
- uint32_t last;
- int set;
-
- COMMAND_PARSE_NUMBER(u32, args[0], bank_nr);
- flash_bank_t *p = get_flash_bank_by_num(bank_nr);
- if (!p)
- return ERROR_OK;
-
- COMMAND_PARSE_NUMBER(u32, args[1], first);
- if (strcmp(args[2], "last") == 0)
- last = p->num_sectors - 1;
- else
- COMMAND_PARSE_NUMBER(u32, args[2], last);
+ if (argc != 3)
+ return ERROR_COMMAND_SYNTAX_ERROR;
- if (strcmp(args[3], "on") == 0)
- set = 1;
- else if (strcmp(args[3], "off") == 0)
- set = 0;
- else
- return ERROR_COMMAND_SYNTAX_ERROR;
+ uint32_t bank_nr;
+ uint32_t first;
+ uint32_t last;
+ int set;
- int retval;
- if ((retval = flash_check_sector_parameters(cmd_ctx,
- first, last, p->num_sectors)) != ERROR_OK)
- return retval;
+ COMMAND_PARSE_NUMBER(u32, args[0], bank_nr);
+ flash_bank_t *p = get_flash_bank_by_num(bank_nr);
+ if (!p)
+ return ERROR_OK;
- retval = flash_driver_protect(p, set, first, last);
- if (retval == ERROR_OK) {
- command_print(cmd_ctx, "%s protection for sectors %i "
- "through %i on flash bank %i",
- (set) ? "set" : "cleared", (int) first,
- (int) last, (int) bank_nr);
- }
- }
+ COMMAND_PARSE_NUMBER(u32, args[1], first);
+ if (strcmp(args[2], "last") == 0)
+ last = p->num_sectors - 1;
+ else
+ COMMAND_PARSE_NUMBER(u32, args[2], last);
+
+ if (strcmp(args[3], "on") == 0)
+ set = 1;
+ else if (strcmp(args[3], "off") == 0)
+ set = 0;
else
return ERROR_COMMAND_SYNTAX_ERROR;
+ int retval;
+ if ((retval = flash_check_sector_parameters(cmd_ctx,
+ first, last, p->num_sectors)) != ERROR_OK)
+ return retval;
+
+ retval = flash_driver_protect(p, set, first, last);
+ if (retval == ERROR_OK) {
+ command_print(cmd_ctx, "%s protection for sectors %i "
+ "through %i on flash bank %i",
+ (set) ? "set" : "cleared", (int) first,
+ (int) last, (int) bank_nr);
+ }
+
return ERROR_OK;
}