static int handle_flash_write_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
static int handle_flash_fill_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
static int handle_flash_protect_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int flash_write_unlock(target_t *target, image_t *image, uint32_t *written, int erase, bool unlock);
/* flash drivers
*/
extern flash_driver_t ocl_flash;
extern flash_driver_t pic32mx_flash;
extern flash_driver_t avr_flash;
+extern flash_driver_t faux_flash;
flash_driver_t *flash_drivers[] = {
&lpc2000_flash,
&ocl_flash,
&pic32mx_flash,
&avr_flash,
+ &faux_flash,
NULL,
};
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] <file> [offset] [type]");
+ "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;
}
-static int handle_flash_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static int flash_check_sector_parameters(struct command_context_s *cmd_ctx,
+ uint32_t first, uint32_t last, uint32_t num_sectors)
+{
+ if (!(first <= last)) {
+ command_print(cmd_ctx, "ERROR: "
+ "first sector must be <= last sector");
+ return ERROR_FAIL;
+ }
+
+ if (!(last <= (num_sectors - 1))) {
+ command_print(cmd_ctx, "ERROR: last sector must be <= %d",
+ (int) num_sectors - 1);
+ return ERROR_FAIL;
+ }
+
+ return ERROR_OK;
+}
+
+static int handle_flash_erase_command(struct command_context_s *cmd_ctx,
+ char *cmd, char **args, int argc)
{
if (argc > 2)
{
- int first = strtoul(args[1], NULL, 0);
- int last = strtoul(args[2], NULL, 0);
+ uint32_t bank_nr;
+ uint32_t first;
+ uint32_t last;
int retval;
- flash_bank_t *p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- duration_t duration;
- char *duration_text;
- duration_start_measure(&duration);
+ if ((retval = parse_u32(args[0], &bank_nr)) != ERROR_OK)
+ return retval;
+ flash_bank_t *p = get_flash_bank_by_num(bank_nr);
if (!p)
- {
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
+ return ERROR_OK;
- if ((retval = flash_driver_erase(p, first, last)) == ERROR_OK)
- {
- if ((retval = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
- {
+ if ((retval = parse_u32(args[1], &first)) != ERROR_OK)
+ return retval;
+ if (strcmp(args[2], "last") == 0)
+ last = p->num_sectors - 1;
+ else
+ if ((retval = parse_u32(args[2], &last)) != ERROR_OK)
return retval;
- }
- command_print(cmd_ctx, "erased sectors %i through %i on flash bank %li in %s",
- first, last, strtoul(args[0], 0, 0), duration_text);
+ 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);
}
}
else
- {
return ERROR_COMMAND_SYNTAX_ERROR;
- }
return ERROR_OK;
}
-static int handle_flash_protect_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static int handle_flash_protect_command(struct command_context_s *cmd_ctx,
+ char *cmd, char **args, int argc)
{
if (argc > 3)
{
- int first = strtoul(args[1], NULL, 0);
- int last = strtoul(args[2], NULL, 0);
- int set;
+ uint32_t bank_nr;
+ uint32_t first;
+ uint32_t last;
int retval;
- flash_bank_t *p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+ int set;
+
+ if ((retval = parse_u32(args[0], &bank_nr)) != ERROR_OK)
+ return retval;
+
+ flash_bank_t *p = get_flash_bank_by_num(bank_nr);
if (!p)
- {
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
return ERROR_OK;
- }
+
+ if ((retval = parse_u32(args[1], &first)) != ERROR_OK)
+ return retval;
+ if (strcmp(args[2], "last") == 0)
+ last = p->num_sectors - 1;
+ else
+ if ((retval = parse_u32(args[2], &last)) != ERROR_OK)
+ return retval;
if (strcmp(args[3], "on") == 0)
set = 1;
else if (strcmp(args[3], "off") == 0)
set = 0;
else
- {
return ERROR_COMMAND_SYNTAX_ERROR;
- }
+
+ 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 %li",
- (set) ? "set" : "cleared", first,
- last, strtoul(args[0], 0, 0));
+ 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);
}
}
else
- {
return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
return ERROR_OK;
}
/* flash auto-erase is disabled by default*/
int auto_erase = 0;
+ bool auto_unlock = false;
- if (strcmp(args[0], "erase") == 0)
+ for (;;)
{
- auto_erase = 1;
- args++;
- argc--;
- command_print(cmd_ctx, "auto erase enabled");
+ if (strcmp(args[0], "erase") == 0)
+ {
+ auto_erase = 1;
+ args++;
+ argc--;
+ command_print(cmd_ctx, "auto erase enabled");
+ } else if (strcmp(args[0], "unlock") == 0)
+ {
+ auto_unlock = true;
+ args++;
+ argc--;
+ command_print(cmd_ctx, "auto unlock enabled");
+ } else
+ {
+ break;
+ }
}
if (argc < 1)
return retval;
}
- retval = flash_write(target, &image, &written, auto_erase);
+ retval = flash_write_unlock(target, &image, &written, auto_erase, auto_unlock);
if (retval != ERROR_OK)
{
image_close(&image);
}
/* erase given flash region, selects proper bank according to target and address */
-int flash_erase_address_range(target_t *target, uint32_t addr, uint32_t length)
+static int flash_iterate_address_range(target_t *target, uint32_t addr, uint32_t length,
+ int (*callback)(struct flash_bank_s *bank, int first, int last))
{
flash_bank_t *c;
int first = -1;
if (addr != c->base)
return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
- return flash_driver_erase(c, 0, c->num_sectors - 1);
+ return callback(c, 0, c->num_sectors - 1);
}
/* check whether it fits */
if (first == -1 || last == -1)
return ERROR_OK;
- return flash_driver_erase(c, first, last);
+ return callback(c, first, last);
+}
+
+
+
+int flash_erase_address_range(target_t *target, uint32_t addr, uint32_t length)
+{
+ return flash_iterate_address_range(target, addr, length, &flash_driver_erase);
+}
+
+static int flash_driver_unprotect(struct flash_bank_s *bank, int first, int last)
+{
+ return flash_driver_protect(bank, 0, first, last);
}
+static int flash_unlock_address_range(target_t *target, uint32_t addr, uint32_t length)
+{
+ return flash_iterate_address_range(target, addr, length, &flash_driver_unprotect);
+}
+
+
/* write (optional verify) an image to flash memory of the given target */
-int flash_write(target_t *target, image_t *image, uint32_t *written, int erase)
+static int flash_write_unlock(target_t *target, image_t *image, uint32_t *written, int erase, bool unlock)
{
int retval = ERROR_OK;
retval = ERROR_OK;
- if (erase)
+ if (unlock)
{
- /* calculate and erase sectors */
- retval = flash_erase_address_range(target, run_address, run_size);
+ retval = flash_unlock_address_range(target, run_address, run_size);
+ }
+ if (retval == ERROR_OK)
+ {
+ if (erase)
+ {
+ /* calculate and erase sectors */
+ retval = flash_erase_address_range(target, run_address, run_size);
+ }
}
if (retval == ERROR_OK)
return retval;
}
+int flash_write(target_t *target, image_t *image, uint32_t *written, int erase)
+{
+ return flash_write_unlock(target, image, written, erase, false);
+}
+
int default_flash_mem_blank_check(struct flash_bank_s *bank)
{
target_t *target = bank->target;