* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
+ * Copyright (C) 2007,2008 Øyvind Harboe *
+ * oyvind.harboe@zylin.com *
+ * *
+ * Copyright (C) 2008 by Spencer Oliver *
+ * spen@spen-soft.co.uk *
+ * *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
#endif
#include "flash.h"
-#include "command.h"
-#include "log.h"
-#include "target.h"
+#include "image.h"
#include "time_support.h"
-#include <string.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <errno.h>
-
-#include <fileio.h>
-#include <image.h>
-
-/* command handlers */
-int handle_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_flash_banks_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_flash_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_flash_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_flash_erase_check_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_flash_protect_check_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_flash_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_flash_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-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 lpc2000_flash;
+extern flash_driver_t lpc288x_flash;
+extern flash_driver_t lpc2900_flash;
extern flash_driver_t cfi_flash;
+extern flash_driver_t at91sam3_flash;
extern flash_driver_t at91sam7_flash;
extern flash_driver_t str7x_flash;
extern flash_driver_t str9x_flash;
+extern flash_driver_t aduc702x_flash;
+extern flash_driver_t stellaris_flash;
+extern flash_driver_t str9xpec_flash;
+extern flash_driver_t stm32x_flash;
+extern flash_driver_t tms470_flash;
+extern flash_driver_t ecosflash_flash;
+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[] =
-{
+flash_driver_t *flash_drivers[] = {
&lpc2000_flash,
+ &lpc288x_flash,
+ &lpc2900_flash,
&cfi_flash,
&at91sam7_flash,
+ &at91sam3_flash,
&str7x_flash,
&str9x_flash,
+ &aduc702x_flash,
+ &stellaris_flash,
+ &str9xpec_flash,
+ &stm32x_flash,
+ &tms470_flash,
+ &ecosflash_flash,
+ &ocl_flash,
+ &pic32mx_flash,
+ &avr_flash,
+ &faux_flash,
NULL,
};
flash_bank_t *flash_banks;
static command_t *flash_cmd;
-int flash_register_commands(struct command_context_s *cmd_ctx)
+/* wafer thin wrapper for invoking the flash driver */
+static int flash_driver_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint32_t count)
{
- flash_cmd = register_command(cmd_ctx, NULL, "flash", NULL, COMMAND_ANY, NULL);
-
- register_command(cmd_ctx, flash_cmd, "bank", handle_flash_bank_command, COMMAND_CONFIG, NULL);
-
- return ERROR_OK;
+ int retval;
+
+ retval = bank->driver->write(bank, buffer, offset, count);
+ if (retval != ERROR_OK)
+ {
+ LOG_ERROR("error writing to flash at address 0x%08" PRIx32 " at offset 0x%8.8" PRIx32 " (%d)",
+ bank->base, offset, retval);
+ }
+
+ return retval;
}
-int flash_init(struct command_context_s *cmd_ctx)
-{
- if (flash_banks)
- {
- register_command(cmd_ctx, flash_cmd, "banks", handle_flash_banks_command, COMMAND_EXEC,
- "list configured 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", handle_flash_erase_command, COMMAND_EXEC,
- "erase sectors at <bank> <first> <last>");
- register_command(cmd_ctx, flash_cmd, "write", handle_flash_write_command, COMMAND_EXEC,
- "write binary <bank> <file> <offset>");
- 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 flash_driver_erase(struct flash_bank_s *bank, int first, int last)
+{
+ int retval;
+
+ retval = bank->driver->erase(bank, first, last);
+ if (retval != ERROR_OK)
+ {
+ LOG_ERROR("failed erasing sectors %d to %d (%d)", first, last, retval);
+ }
+
+ return retval;
}
-flash_bank_t *get_flash_bank_by_num(int num)
+int flash_driver_protect(struct flash_bank_s *bank, int set, int first, int last)
+{
+ int retval;
+
+ retval = bank->driver->protect(bank, set, first, last);
+ if (retval != ERROR_OK)
+ {
+ LOG_ERROR("failed setting protection for areas %d to %d (%d)", first, last, retval);
+ }
+
+ return retval;
+}
+
+static int jim_flash_banks(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ flash_bank_t *p;
+
+ if (argc != 1) {
+ Jim_WrongNumArgs(interp, 1, argv, "no arguments to flash_banks command");
+ return JIM_ERR;
+ }
+
+ Jim_Obj *list = Jim_NewListObj(interp, NULL, 0);
+ for (p = flash_banks; p; p = p->next)
+ {
+ Jim_Obj *elem = Jim_NewListObj(interp, NULL, 0);
+
+ Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "name", -1));
+ Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, p->driver->name, -1));
+ Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "base", -1));
+ Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->base));
+ Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "size", -1));
+ Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->size));
+ Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "bus_width", -1));
+ Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->bus_width));
+ Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "chip_width", -1));
+ Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->chip_width));
+
+ Jim_ListAppendElement(interp, list, elem);
+ }
+
+ Jim_SetResult(interp, list);
+
+ return JIM_OK;
+}
+
+flash_bank_t *get_flash_bank_by_num_noprobe(int num)
{
flash_bank_t *p;
int i = 0;
return p;
}
}
-
+ LOG_ERROR("flash bank %d does not exist", num);
return NULL;
}
-/* flash_bank <driver> <base> <size> <chip_width> <bus_width> [driver_options ...]
- */
-int handle_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+int flash_get_bank_count(void)
{
- int i;
- int found = 0;
-
- if (argc < 5)
+ flash_bank_t *p;
+ int i = 0;
+ for (p = flash_banks; p; p = p->next)
{
- WARNING("incomplete flash_bank configuration");
- return ERROR_OK;
+ i++;
}
-
- for (i = 0; flash_drivers[i]; i++)
+ return i;
+}
+
+flash_bank_t *get_flash_bank_by_num(int num)
+{
+ flash_bank_t *p = get_flash_bank_by_num_noprobe(num);
+ int retval;
+
+ if (p == NULL)
+ return NULL;
+
+ retval = p->driver->auto_probe(p);
+
+ if (retval != ERROR_OK)
{
- if (strcmp(args[0], flash_drivers[i]->name) == 0)
- {
- flash_bank_t *p, *c;
-
- /* register flash specific commands */
- if (flash_drivers[i]->register_commands(cmd_ctx) != ERROR_OK)
- {
- ERROR("couldn't register '%s' commands", args[0]);
- exit(-1);
- }
-
- c = malloc(sizeof(flash_bank_t));
- c->driver = flash_drivers[i];
- c->driver_priv = NULL;
- c->base = strtoul(args[1], NULL, 0);
- c->size = strtoul(args[2], NULL, 0);
- c->chip_width = strtoul(args[3], NULL, 0);
- c->bus_width = strtoul(args[4], NULL, 0);
- c->next = NULL;
-
- if (flash_drivers[i]->flash_bank_command(cmd_ctx, cmd, args, argc, c) != ERROR_OK)
- {
- ERROR("'%s' driver rejected flash bank at 0x%8.8x", args[0], c->base);
- free(c);
- return ERROR_OK;
- }
-
- /* put flash bank in linked list */
- if (flash_banks)
- {
- /* find last flash bank */
- for (p = flash_banks; p && p->next; p = p->next);
- if (p)
- p->next = c;
- }
- else
- {
- flash_banks = c;
- }
-
- found = 1;
- }
+ LOG_ERROR("auto_probe failed %d\n", retval);
+ return NULL;
}
-
- /* no matching flash driver found */
- if (!found)
+ return p;
+}
+
+int flash_command_get_bank_by_num(
+ struct command_context_s *cmd_ctx, char *str, flash_bank_t **bank)
+{
+ unsigned bank_num;
+ COMMAND_PARSE_NUMBER(uint, str, bank_num);
+
+ *bank = get_flash_bank_by_num(bank_num);
+ if (!*bank)
{
- ERROR("flash driver '%s' not found", args[0]);
- exit(-1);
+ command_print(cmd_ctx,
+ "flash bank '#%u' not found", bank_num);
+ return ERROR_INVALID_ARGUMENTS;
}
-
return ERROR_OK;
}
-int handle_flash_banks_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+
+static int handle_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
- flash_bank_t *p;
- int i = 0;
-
- if (!flash_banks)
+ int retval;
+ int i;
+ int found = 0;
+ target_t *target;
+
+ if (argc < 6)
{
- command_print(cmd_ctx, "no flash banks configured");
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
- for (p = flash_banks; p; p = p->next)
+
+ if ((target = get_target(args[5])) == NULL)
{
- command_print(cmd_ctx, "#%i: %s at 0x%8.8x, size 0x%8.8x, buswidth %i, chipwidth %i",
- i++, p->driver->name, p->base, p->size, p->bus_width, p->chip_width);
+ LOG_ERROR("target '%s' not defined", args[5]);
+ return ERROR_FAIL;
}
-
+
+ for (i = 0; flash_drivers[i]; i++)
+ {
+ if (strcmp(args[0], flash_drivers[i]->name) != 0)
+ continue;
+
+ flash_bank_t *p, *c;
+
+ /* 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;
+ }
+
+ 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;
+ }
+
+ /* 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 */
+ if (!found)
+ {
+ LOG_ERROR("flash driver '%s' not found", args[0]);
+ return ERROR_FAIL;
+ }
+
return ERROR_OK;
}
-int handle_flash_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static int handle_flash_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
flash_bank_t *p;
- int i = 0;
+ uint32_t i = 0;
int j = 0;
-
+ int retval;
+
if (argc != 1)
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
+ unsigned bank_nr;
+ COMMAND_PARSE_NUMBER(uint, args[0], bank_nr);
+
+ for (p = flash_banks; p; p = p->next, i++)
{
- command_print(cmd_ctx, "usage: flash info <num>");
- return ERROR_OK;
- }
-
- for (p = flash_banks; p; p = p->next)
- {
- if (i++ == strtoul(args[0], NULL, 0))
+ 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];
-
- command_print(cmd_ctx, "#%i: %s at 0x%8.8x, size 0x%8.8x, 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 *erase_state, *protect_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_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#%i: 0x%8.8x (0x%xkB) %s, %s",
- j, p->sectors[j].offset, p->sectors[j].size,
- erase_state, protect_state);
- }
-
- p->driver->info(p, buf, 1024);
- command_print(cmd_ctx, "%s", buf);
+ 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);
}
-
+
return ERROR_OK;
}
-int handle_flash_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static int handle_flash_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
- flash_bank_t *p;
int retval;
-
+
if (argc != 1)
{
- command_print(cmd_ctx, "usage: flash probe <num>");
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
- p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
+
+ unsigned bank_nr;
+ COMMAND_PARSE_NUMBER(uint, args[0], bank_nr);
+ flash_bank_t *p = get_flash_bank_by_num_noprobe(bank_nr);
if (p)
{
if ((retval = p->driver->probe(p)) == ERROR_OK)
{
- command_print(cmd_ctx, "flash '%s' found at 0x%8.8x", p->driver->name, p->base);
+ command_print(cmd_ctx, "flash '%s' found at 0x%8.8" PRIx32, p->driver->name, p->base);
}
else if (retval == ERROR_FLASH_BANK_INVALID)
{
- command_print(cmd_ctx, "probing failed for flash bank '#%s' at 0x%8.8x",
+ command_print(cmd_ctx, "probing failed for flash bank '#%s' at 0x%8.8" PRIx32,
args[0], p->base);
}
else
{
- command_print(cmd_ctx, "unknown error when probing flash bank '#%s' at 0x%8.8x",
+ command_print(cmd_ctx, "unknown error when probing flash bank '#%s' at 0x%8.8" PRIx32,
args[0], p->base);
}
}
{
command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
}
-
+
return ERROR_OK;
}
-int handle_flash_erase_check_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static int handle_flash_erase_check_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
- flash_bank_t *p;
- int retval;
-
if (argc != 1)
{
- command_print(cmd_ctx, "usage: flash erase_check <num>");
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
- p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (p)
+
+ flash_bank_t *p;
+ int retval = flash_command_get_bank_by_num(cmd_ctx, args[0], &p);
+ if (ERROR_OK != retval)
+ return retval;
+
+ int j;
+ if ((retval = p->driver->erase_check(p)) == ERROR_OK)
{
- if ((retval = p->driver->erase_check(p)) == ERROR_OK)
- {
- command_print(cmd_ctx, "successfully checked erase state", p->driver->name, p->base);
- }
- else
- {
- command_print(cmd_ctx, "unknown error when checking erase state of flash bank #%s at 0x%8.8x",
- args[0], p->base);
- }
+ command_print(cmd_ctx, "successfully checked erase state");
}
else
{
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+ 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;
+
+ 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);
+ }
+
return ERROR_OK;
}
-int handle_flash_protect_check_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static int handle_flash_erase_address_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
flash_bank_t *p;
int retval;
-
+ int address;
+ int length;
+
+ target_t *target = get_current_target(cmd_ctx);
+
+ if (argc != 2)
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
+ COMMAND_PARSE_NUMBER(int, args[0], address);
+ COMMAND_PARSE_NUMBER(int, args[1], length);
+ if (length <= 0)
+ {
+ command_print(cmd_ctx, "Length must be >0");
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+
+ p = get_flash_bank_by_addr(target, address);
+ if (p == NULL)
+ {
+ return ERROR_FAIL;
+ }
+
+ /* We can't know if we did a resume + halt, in which case we no longer know the erased state */
+ flash_set_dirty();
+
+ struct duration bench;
+ duration_start(&bench);
+
+ retval = flash_erase_address_range(target, address, length);
+
+ if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK))
+ {
+ command_print(cmd_ctx, "erased address 0x%8.8x (length %i)"
+ " in %fs (%0.3f kb/s)", address, length,
+ duration_elapsed(&bench), duration_kbps(&bench, length));
+ }
+
+ return retval;
+}
+
+static int handle_flash_protect_check_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
if (argc != 1)
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
+ flash_bank_t *p;
+ int retval = flash_command_get_bank_by_num(cmd_ctx, args[0], &p);
+ if (ERROR_OK != retval)
+ return retval;
+
+ if ((retval = p->driver->protect_check(p)) == ERROR_OK)
{
- command_print(cmd_ctx, "usage: flash protect_check <num>");
- return ERROR_OK;
+ command_print(cmd_ctx, "successfully checked protect state");
}
-
- p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (p)
+ else if (retval == ERROR_FLASH_OPERATION_FAILED)
{
- 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%8.8x", args[0], p->base);
- }
- else
- {
- command_print(cmd_ctx, "unknown error when checking protection state of flash bank '#%s' at 0x%8.8x", args[0], p->base);
- }
+ 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, "flash bank '#%s' is out of bounds", args[0]);
+ 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;
+}
+
+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;
}
-int handle_flash_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static int handle_flash_erase_command(struct command_context_s *cmd_ctx,
+ char *cmd, char **args, int argc)
{
- if (argc > 2)
+ if (argc != 2)
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
+ 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);
+
+ int retval;
+ if ((retval = flash_check_sector_parameters(cmd_ctx,
+ first, last, p->num_sectors)) != ERROR_OK)
+ return retval;
+
+ struct duration bench;
+ duration_start(&bench);
+
+ retval = flash_driver_erase(p, first, last);
+
+ if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK))
{
- int first = strtoul(args[1], NULL, 0);
- int last = strtoul(args[2], NULL, 0);
- int retval;
- flash_bank_t *p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- struct timeval start, end, duration;
+ command_print(cmd_ctx, "erased sectors %" PRIu32 " "
+ "through %" PRIu32" on flash bank %" PRIu32 " "
+ "in %fs", first, last, bank_nr, duration_elapsed(&bench));
+ }
- gettimeofday(&start, NULL);
-
- if (!p)
+ return ERROR_OK;
+}
+
+static int handle_flash_protect_command(struct command_context_s *cmd_ctx,
+ char *cmd, char **args, int argc)
+{
+ if (argc != 3)
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
+ 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 (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;
+}
+
+static int handle_flash_write_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = get_current_target(cmd_ctx);
+
+ image_t image;
+ uint32_t written;
+
+ int retval;
+
+ if (argc < 1)
+ {
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+
+ /* flash auto-erase is disabled by default*/
+ int auto_erase = 0;
+ bool auto_unlock = false;
+
+ for (;;)
+ {
+ if (strcmp(args[0], "erase") == 0)
{
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
- }
-
- if ((retval = p->driver->erase(p, first, last)) != ERROR_OK)
+ auto_erase = 1;
+ args++;
+ argc--;
+ command_print(cmd_ctx, "auto erase enabled");
+ } else if (strcmp(args[0], "unlock") == 0)
{
- switch (retval)
- {
- case ERROR_TARGET_NOT_HALTED:
- command_print(cmd_ctx, "can't work with this flash while target is running");
- break;
- case ERROR_INVALID_ARGUMENTS:
- command_print(cmd_ctx, "usage: flash_erase <bank> <first> <last>");
- break;
- case ERROR_FLASH_BANK_INVALID:
- command_print(cmd_ctx, "no '%s' flash found at 0x%8.8x", p->driver->name, p->base);
- break;
- case ERROR_FLASH_OPERATION_FAILED:
- command_print(cmd_ctx, "flash erase error");
- break;
- case ERROR_FLASH_SECTOR_INVALID:
- command_print(cmd_ctx, "sector number(s) invalid");
- break;
- case ERROR_OK:
- command_print(cmd_ctx, "erased flash sectors %i to %i", first, last);
- break;
- default:
- command_print(cmd_ctx, "unknown error");
- }
- }
- else
+ auto_unlock = true;
+ args++;
+ argc--;
+ command_print(cmd_ctx, "auto unlock enabled");
+ } else
{
- gettimeofday(&end, NULL);
- timeval_subtract(&duration, &end, &start);
-
- command_print(cmd_ctx, "erased sectors %i through %i on flash bank %i in %is %ius", first, last, strtoul(args[0], 0, 0), duration.tv_sec, duration.tv_usec);
+ break;
}
}
+
+ if (argc < 1)
+ {
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+
+ if (!target)
+ {
+ LOG_ERROR("no target selected");
+ return ERROR_FAIL;
+ }
+
+ struct duration bench;
+ duration_start(&bench);
+
+ if (argc >= 2)
+ {
+ image.base_address_set = 1;
+ COMMAND_PARSE_NUMBER(int, args[1], image.base_address);
+ }
else
{
- command_print(cmd_ctx, "usage: flash erase <bank> <first> <last>");
+ image.base_address_set = 0;
+ image.base_address = 0x0;
}
- return ERROR_OK;
+ image.start_address_set = 0;
+
+ retval = image_open(&image, args[0], (argc == 3) ? args[2] : NULL);
+ if (retval != ERROR_OK)
+ {
+ return retval;
+ }
+
+ retval = flash_write_unlock(target, &image, &written, auto_erase, auto_unlock);
+ if (retval != ERROR_OK)
+ {
+ image_close(&image);
+ return retval;
+ }
+
+ if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK))
+ {
+ command_print(cmd_ctx, "wrote %" PRIu32 " byte from file %s "
+ "in %fs (%0.3f kb/s)", written, args[0],
+ duration_elapsed(&bench), duration_kbps(&bench, written));
+ }
+
+ image_close(&image);
+
+ return retval;
}
-int handle_flash_protect_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)
{
- if (argc > 3)
+ int err = ERROR_OK;
+ uint32_t address;
+ uint32_t pattern;
+ uint32_t count;
+ uint8_t chunk[1024];
+ uint8_t readback[1024];
+ uint32_t wrote = 0;
+ uint32_t cur_size = 0;
+ uint32_t chunk_count;
+ target_t *target = get_current_target(cmd_ctx);
+ uint32_t i;
+ uint32_t wordsize;
+
+ if (argc != 3)
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
+ COMMAND_PARSE_NUMBER(u32, args[0], address);
+ COMMAND_PARSE_NUMBER(u32, args[1], pattern);
+ COMMAND_PARSE_NUMBER(u32, args[2], count);
+
+ if (count == 0)
+ return ERROR_OK;
+
+ switch (cmd[4])
{
- int first = strtoul(args[1], NULL, 0);
- int last = strtoul(args[2], NULL, 0);
- int set;
- int retval;
- flash_bank_t *p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!p)
+ case 'w':
+ wordsize = 4;
+ break;
+ case 'h':
+ wordsize = 2;
+ break;
+ case 'b':
+ wordsize = 1;
+ break;
+ default:
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+
+ chunk_count = MIN(count, (1024 / wordsize));
+ switch (wordsize)
+ {
+ case 4:
+ for (i = 0; i < chunk_count; i++)
{
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
+ target_buffer_set_u32(target, chunk + i * wordsize, pattern);
}
-
- if (strcmp(args[3], "on") == 0)
- set = 1;
- else if (strcmp(args[3], "off") == 0)
- set = 0;
- else
+ break;
+ case 2:
+ for (i = 0; i < chunk_count; i++)
{
- command_print(cmd_ctx, "usage: flash protect <bank> <first> <last> <on|off>");
- return ERROR_OK;
+ target_buffer_set_u16(target, chunk + i * wordsize, pattern);
}
-
- if ((retval = p->driver->protect(p, set, first, last)) != ERROR_OK)
+ break;
+ case 1:
+ memset(chunk, pattern, chunk_count);
+ break;
+ default:
+ LOG_ERROR("BUG: can't happen");
+ exit(-1);
+ }
+
+ struct duration bench;
+ duration_start(&bench);
+
+ for (wrote = 0; wrote < (count*wordsize); wrote += cur_size)
+ {
+ cur_size = MIN((count*wordsize - wrote), sizeof(chunk));
+ flash_bank_t *bank;
+ bank = get_flash_bank_by_addr(target, address);
+ if (bank == NULL)
{
- switch (retval)
- {
- case ERROR_TARGET_NOT_HALTED:
- command_print(cmd_ctx, "can't work with this flash while target is running");
- break;
- case ERROR_INVALID_ARGUMENTS:
- command_print(cmd_ctx, "usage: flash protect <bank> <first> <last> <on|off>");
- break;
- case ERROR_FLASH_BANK_INVALID:
- command_print(cmd_ctx, "no '%s' flash found at 0x%8.8x", p->driver->name, p->base);
- break;
- case ERROR_FLASH_OPERATION_FAILED:
- command_print(cmd_ctx, "flash program error");
- break;
- case ERROR_FLASH_SECTOR_INVALID:
- command_print(cmd_ctx, "sector number(s) invalid");
- break;
- case ERROR_OK:
- command_print(cmd_ctx, "protection of flash sectors %i to %i turned %s", first, last, args[3]);
- break;
- default:
- command_print(cmd_ctx, "unknown error");
- }
+ return ERROR_FAIL;
}
- else
+ err = flash_driver_write(bank, chunk, address - bank->base + wrote, cur_size);
+ if (err != ERROR_OK)
+ return err;
+
+ err = target_read_buffer(target, address + wrote, cur_size, readback);
+ if (err != ERROR_OK)
+ return err;
+
+ unsigned i;
+ for (i = 0; i < cur_size; i++)
{
- 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));
+ if (readback[i]!=chunk[i])
+ {
+ LOG_ERROR("Verfication error address 0x%08" PRIx32 ", read back 0x%02x, expected 0x%02x",
+ address + wrote + i, readback[i], chunk[i]);
+ return ERROR_FAIL;
+ }
}
}
- else
+
+ if (duration_measure(&bench) == ERROR_OK)
{
- command_print(cmd_ctx, "usage: flash protect <bank> <first> <last> <on|off>");
+ command_print(cmd_ctx, "wrote %" PRIu32 " bytes to 0x%8.8" PRIx32
+ " in %fs (%0.3f kb/s)", wrote, address,
+ duration_elapsed(&bench), duration_kbps(&bench, wrote));
}
-
return ERROR_OK;
}
-int handle_flash_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static int handle_flash_write_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
- u32 offset;
- u8 *buffer;
- u32 buf_cnt;
- u32 image_size;
- int i;
+ uint32_t offset;
+ uint8_t *buffer;
+ uint32_t buf_cnt;
+ fileio_t fileio;
+
+ if (argc != 3)
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
+ struct duration bench;
+ duration_start(&bench);
- image_t image;
-
- duration_t duration;
- char *duration_text;
-
- int retval;
flash_bank_t *p;
+ int retval = flash_command_get_bank_by_num(cmd_ctx, args[0], &p);
+ if (ERROR_OK != retval)
+ return retval;
+
+ COMMAND_PARSE_NUMBER(u32, args[2], offset);
- if (argc < 3)
+ if (fileio_open(&fileio, args[1], FILEIO_READ, FILEIO_BINARY) != ERROR_OK)
{
- command_print(cmd_ctx, "usage: flash write <bank> <file> <offset> [type]");
return ERROR_OK;
}
-
- duration_start_measure(&duration);
-
- identify_image_type(&image.type, (argc == 4) ? args[3] : NULL);
- image.base_address_set = 1;
- image.base_address = strtoul(args[1], NULL, 0);
-
- image.start_address_set = 0;
-
- offset = strtoul(args[2], NULL, 0);
- p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
- if (!p)
+ buffer = malloc(fileio.size);
+ if (fileio_read(&fileio, fileio.size, buffer, &buf_cnt) != ERROR_OK)
{
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+ free(buffer);
+ fileio_close(&fileio);
return ERROR_OK;
}
-
- if (image_open(&image, args[1], FILEIO_READ) != ERROR_OK)
+
+ retval = flash_driver_write(p, buffer, offset, buf_cnt);
+
+ free(buffer);
+ buffer = NULL;
+
+ if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK))
{
- command_print(cmd_ctx, "flash write error: %s", image.error_str);
+ command_print(cmd_ctx, "wrote %lld byte from file %s to flash bank %u"
+ " at offset 0x%8.8" PRIx32 " in %fs (%0.3f kb/s)",
+ fileio.size, args[1], p->bank_number, offset,
+ duration_elapsed(&bench), duration_kbps(&bench, fileio.size));
+ }
+
+ fileio_close(&fileio);
+
+ return retval;
+}
+
+void flash_set_dirty(void)
+{
+ flash_bank_t *c;
+ int i;
+
+ /* set all flash to require erasing */
+ for (c = flash_banks; c; c = c->next)
+ {
+ for (i = 0; i < c->num_sectors; i++)
+ {
+ c->sectors[i].is_erased = 0;
+ }
+ }
+}
+
+/* lookup flash bank by address */
+flash_bank_t *get_flash_bank_by_addr(target_t *target, uint32_t addr)
+{
+ flash_bank_t *c;
+
+ /* cycle through bank list */
+ for (c = flash_banks; c; c = c->next)
+ {
+ int retval;
+ retval = c->driver->auto_probe(c);
+
+ if (retval != ERROR_OK)
+ {
+ LOG_ERROR("auto_probe failed %d\n", retval);
+ return NULL;
+ }
+ /* check whether address belongs to this flash bank */
+ if ((addr >= c->base) && (addr <= c->base + (c->size - 1)) && target == c->target)
+ return c;
+ }
+ LOG_ERROR("No flash at address 0x%08" PRIx32 "\n", addr);
+ return NULL;
+}
+
+/* erase given flash region, selects proper bank according to target and address */
+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;
+ int last = -1;
+ int i;
+
+ if ((c = get_flash_bank_by_addr(target, addr)) == NULL)
+ return ERROR_FLASH_DST_OUT_OF_BANK; /* no corresponding bank found */
+
+ if (c->size == 0 || c->num_sectors == 0)
+ {
+ LOG_ERROR("Bank is invalid");
+ return ERROR_FLASH_BANK_INVALID;
+ }
+
+ if (length == 0)
+ {
+ /* special case, erase whole bank when length is zero */
+ if (addr != c->base)
+ return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
+
+ return callback(c, 0, c->num_sectors - 1);
+ }
+
+ /* check whether it fits */
+ if (addr + length - 1 > c->base + c->size - 1)
+ return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
+
+ addr -= c->base;
+
+ for (i = 0; i < c->num_sectors; i++)
+ {
+ /* check whether sector overlaps with the given range and is not yet erased */
+ if (addr < c->sectors[i].offset + c->sectors[i].size && addr + length > c->sectors[i].offset && c->sectors[i].is_erased != 1) {
+ /* if first is not set yet then this is the first sector */
+ if (first == -1)
+ first = i;
+ last = i; /* and it is the last one so far in any case */
+ }
+ }
+
+ if (first == -1 || last == -1)
return ERROR_OK;
+
+ 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 */
+static int flash_write_unlock(target_t *target, image_t *image, uint32_t *written, int erase, bool unlock)
+{
+ int retval = ERROR_OK;
+
+ int section;
+ uint32_t section_offset;
+ flash_bank_t *c;
+ int *padding;
+
+ section = 0;
+ section_offset = 0;
+
+ if (written)
+ *written = 0;
+
+ if (erase)
+ {
+ /* assume all sectors need erasing - stops any problems
+ * when flash_write is called multiple times */
+
+ flash_set_dirty();
}
-
- image_size = 0x0;
- for (i = 0; i < image.num_sections; i++)
+
+ /* allocate padding array */
+ padding = malloc(image->num_sections * sizeof(padding));
+
+ /* loop until we reach end of the image */
+ while (section < image->num_sections)
{
- buffer = malloc(image.sections[i].size);
- if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
+ uint32_t buffer_size;
+ uint8_t *buffer;
+ int section_first;
+ int section_last;
+ uint32_t run_address = image->sections[section].base_address + section_offset;
+ uint32_t run_size = image->sections[section].size - section_offset;
+ int pad_bytes = 0;
+
+ if (image->sections[section].size == 0)
+ {
+ LOG_WARNING("empty section %d", section);
+ section++;
+ section_offset = 0;
+ continue;
+ }
+
+ /* find the corresponding flash bank */
+ if ((c = get_flash_bank_by_addr(target, run_address)) == NULL)
{
- ERROR("image_read_section failed with error code: %i", retval);
- command_print(cmd_ctx, "image reading failed, flash write aborted");
- free(buffer);
- image_close(&image);
- return ERROR_OK;
+ section++; /* and skip it */
+ section_offset = 0;
+ continue;
}
-
- if ((retval = p->driver->write(p, buffer, offset, buf_cnt)) != ERROR_OK)
+
+ /* collect consecutive sections which fall into the same bank */
+ section_first = section;
+ section_last = section;
+ padding[section] = 0;
+ while ((run_address + run_size - 1 < c->base + c->size - 1)
+ && (section_last + 1 < image->num_sections))
{
- command_print(cmd_ctx, "failed writing file %s to flash bank %i at offset 0x%8.8x",
- args[1], strtoul(args[0], NULL, 0), strtoul(args[2], NULL, 0));
- switch (retval)
+ if (image->sections[section_last + 1].base_address < (run_address + run_size))
{
- case ERROR_TARGET_NOT_HALTED:
- command_print(cmd_ctx, "can't work with this flash while target is running");
- break;
- case ERROR_INVALID_ARGUMENTS:
- command_print(cmd_ctx, "usage: flash write <bank> <file> <offset>");
- break;
- case ERROR_FLASH_BANK_INVALID:
- command_print(cmd_ctx, "no '%s' flash found at 0x%8.8x", p->driver->name, p->base);
- break;
- case ERROR_FLASH_OPERATION_FAILED:
- command_print(cmd_ctx, "flash program error");
- break;
- case ERROR_FLASH_DST_BREAKS_ALIGNMENT:
- command_print(cmd_ctx, "offset breaks required alignment");
- break;
- case ERROR_FLASH_DST_OUT_OF_BANK:
- command_print(cmd_ctx, "destination is out of flash bank (offset and/or file too large)");
- break;
- case ERROR_FLASH_SECTOR_NOT_ERASED:
- command_print(cmd_ctx, "destination sector(s) not erased");
- break;
- default:
- command_print(cmd_ctx, "unknown error");
+ LOG_DEBUG("section %d out of order(very slightly surprising, but supported)", section_last + 1);
+ break;
}
+ /* if we have multiple sections within our image, flash programming could fail due to alignment issues
+ * attempt to rebuild a consecutive buffer for the flash loader */
+ pad_bytes = (image->sections[section_last + 1].base_address) - (run_address + run_size);
+ if ((run_address + run_size + pad_bytes) > (c->base + c->size))
+ break;
+ padding[section_last] = pad_bytes;
+ run_size += image->sections[++section_last].size;
+ run_size += pad_bytes;
+ padding[section_last] = 0;
+
+ LOG_INFO("Padding image section %d with %d bytes", section_last-1, pad_bytes);
+ }
+
+ /* fit the run into bank constraints */
+ if (run_address + run_size - 1 > c->base + c->size - 1)
+ {
+ LOG_WARNING("writing %d bytes only - as image section is %d bytes and bank is only %d bytes", \
+ (int)(c->base + c->size - run_address), (int)(run_size), (int)(c->size));
+ run_size = c->base + c->size - run_address;
+ }
+
+ /* allocate buffer */
+ buffer = malloc(run_size);
+ buffer_size = 0;
+
+ /* read sections to the buffer */
+ while (buffer_size < run_size)
+ {
+ uint32_t size_read;
+
+ size_read = run_size - buffer_size;
+ if (size_read > image->sections[section].size - section_offset)
+ size_read = image->sections[section].size - section_offset;
+
+ if ((retval = image_read_section(image, section, section_offset,
+ size_read, buffer + buffer_size, &size_read)) != ERROR_OK || size_read == 0)
+ {
+ free(buffer);
+ free(padding);
+ return retval;
+ }
+
+ /* see if we need to pad the section */
+ while (padding[section]--)
+ (buffer + buffer_size)[size_read++] = 0xff;
+
+ buffer_size += size_read;
+ section_offset += size_read;
+
+ if (section_offset >= image->sections[section].size)
+ {
+ section++;
+ section_offset = 0;
+ }
+ }
+
+ retval = ERROR_OK;
+
+ if (unlock)
+ {
+ 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)
+ {
+ /* write flash sectors */
+ retval = flash_driver_write(c, buffer, run_address - c->base, run_size);
}
- image_size += buf_cnt;
free(buffer);
+
+ if (retval != ERROR_OK)
+ {
+ free(padding);
+ return retval; /* abort operation */
+ }
+
+ if (written != NULL)
+ *written += run_size; /* add run size to total written counter */
}
-
- duration_stop_measure(&duration, &duration_text);
- command_print(cmd_ctx, "wrote %u byte from file %s to flash bank %i at offset 0x%8.8x in %s (%f kb/s)",
- image_size, args[1], strtoul(args[0], NULL, 0), offset, duration_text,
- (float)image_size / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0)));
- free(duration_text);
+ free(padding);
- image_close(&image);
-
+ 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;
+ uint8_t buffer[1024];
+ int buffer_size = sizeof(buffer);
+ int i;
+ uint32_t nBytes;
+
+ if (bank->target->state != TARGET_HALTED)
+ {
+ LOG_ERROR("Target not halted");
+ return ERROR_TARGET_NOT_HALTED;
+ }
+
+ for (i = 0; i < bank->num_sectors; i++)
+ {
+ uint32_t j;
+ bank->sectors[i].is_erased = 1;
+
+ for (j = 0; j < bank->sectors[i].size; j += buffer_size)
+ {
+ uint32_t chunk;
+ int retval;
+ chunk = buffer_size;
+ if (chunk > (j - bank->sectors[i].size))
+ {
+ chunk = (j - bank->sectors[i].size);
+ }
+
+ retval = target_read_memory(target, bank->base + bank->sectors[i].offset + j, 4, chunk/4, buffer);
+ if (retval != ERROR_OK)
+ return retval;
+
+ for (nBytes = 0; nBytes < chunk; nBytes++)
+ {
+ if (buffer[nBytes] != 0xFF)
+ {
+ bank->sectors[i].is_erased = 0;
+ break;
+ }
+ }
+ }
+ }
+
+ return ERROR_OK;
+}
+
+int default_flash_blank_check(struct flash_bank_s *bank)
+{
+ target_t *target = bank->target;
+ int i;
+ int retval;
+ int fast_check = 0;
+ uint32_t blank;
+
+ if (bank->target->state != TARGET_HALTED)
+ {
+ LOG_ERROR("Target not halted");
+ return ERROR_TARGET_NOT_HALTED;
+ }
+
+ for (i = 0; i < bank->num_sectors; i++)
+ {
+ uint32_t address = bank->base + bank->sectors[i].offset;
+ uint32_t size = bank->sectors[i].size;
+
+ if ((retval = target_blank_check_memory(target, address, size, &blank)) != ERROR_OK)
+ {
+ fast_check = 0;
+ break;
+ }
+ if (blank == 0xFF)
+ bank->sectors[i].is_erased = 1;
+ else
+ bank->sectors[i].is_erased = 0;
+ fast_check = 1;
+ }
+
+ if (!fast_check)
+ {
+ LOG_USER("Running slow fallback erase check - add working memory");
+ return default_flash_mem_blank_check(bank);
+ }
+
+ return ERROR_OK;
+}
+
+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)
+ 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;
+}
+
+int flash_register_commands(struct command_context_s *cmd_ctx)
+{
+ flash_cmd = register_command(cmd_ctx, NULL, "flash",
+ NULL, COMMAND_ANY, NULL);
+
+ 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 ...]");
return ERROR_OK;
}