* 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 "target.h"
-#include "time_support.h"
-#include "fileio.h"
#include "image.h"
-#include "log.h"
-
-#include <string.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <errno.h>
-#include <inttypes.h>
+#include "time_support.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_write_binary_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_flash_write_image_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);
-int handle_flash_auto_erase_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);
+static int handle_flash_info_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);
+static int handle_flash_erase_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);
+static int handle_flash_protect_check_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);
+static int handle_flash_write_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+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);
/* flash drivers
*/
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 lpc288x_flash;
+extern flash_driver_t ocl_flash;
+extern flash_driver_t pic32mx_flash;
+extern flash_driver_t avr_flash;
-flash_driver_t *flash_drivers[] =
-{
+flash_driver_t *flash_drivers[] = {
&lpc2000_flash,
&cfi_flash,
&at91sam7_flash,
&str7x_flash,
&str9x_flash,
+ &aduc702x_flash,
&stellaris_flash,
&str9xpec_flash,
&stm32x_flash,
+ &tms470_flash,
+ &ecosflash_flash,
+ &lpc288x_flash,
+ &ocl_flash,
+ &pic32mx_flash,
+ &avr_flash,
NULL,
};
flash_bank_t *flash_banks;
static command_t *flash_cmd;
-static int auto_erase = 0;
+
+/* 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)
+{
+ 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;
+}
+
+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;
+}
+
+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;
+}
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, 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;
}
-int flash_init(struct command_context_s *cmd_ctx)
+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;
+}
+
+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, "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,
"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,
+ 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, "write", handle_flash_write_binary_command, COMMAND_EXEC,
- "DEPRECATED, use 'write_binary' or 'write_image' instead");
- register_command(cmd_ctx, flash_cmd, "write_binary", handle_flash_write_binary_command, COMMAND_EXEC,
- "write binary <bank> <file> <offset>");
+ 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 <file> [offset] [type]");
+ "write_image [erase] <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>");
- register_command(cmd_ctx, flash_cmd, "auto_erase", handle_flash_auto_erase_command, COMMAND_EXEC,
- "auto erase flash sectors <on|off>");
+ "set protection of sectors at <bank> <first> <last> <on | off>");
}
-
+
return ERROR_OK;
}
-flash_bank_t *get_flash_bank_by_num(int num)
+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> <target> [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)
+{
+ flash_bank_t *p;
+ int i = 0;
+ for (p = flash_banks; p; p = p->next)
+ {
+ 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)
+ {
+ LOG_ERROR("auto_probe failed %d\n", retval);
+ return NULL;
+ }
+ return p;
+}
+
+static int handle_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
+ int retval;
int i;
int found = 0;
target_t *target;
-
+
if (argc < 6)
{
- WARNING("incomplete flash_bank configuration");
- WARNING("flash_bank <driver> <base> <size> <chip_width> <bus_width> <target> [driver_options ...]");
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
- if ((target = get_target_by_num(strtoul(args[5], NULL, 0))) == NULL)
+
+ if ((target = get_target(args[5])) == NULL)
{
- ERROR("target %lu not defined", strtoul(args[5], NULL, 0));
- return ERROR_OK;
+ 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)
{
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);
+ 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->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);\r
- c->num_sectors = 0;\r
+ c->bus_width = strtoul(args[4], NULL, 0);
+ c->num_sectors = 0;
c->sectors = NULL;
c->next = NULL;
-
- if (flash_drivers[i]->flash_bank_command(cmd_ctx, cmd, args, argc, c) != ERROR_OK)
+
+ if ((retval = 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);
+ LOG_ERROR("'%s' driver rejected flash bank at 0x%8.8" PRIx32 , args[0], c->base);
free(c);
- return ERROR_OK;
+ 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);
+ 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)
{
- ERROR("flash driver '%s' not found", args[0]);
- exit(-1);
+ LOG_ERROR("flash driver '%s' not found", args[0]);
+ return ERROR_FAIL;
}
-
- return ERROR_OK;
-}
-int handle_flash_banks_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- flash_bank_t *p;
- int i = 0;
-
- if (!flash_banks)
- {
- command_print(cmd_ctx, "no flash banks configured");
- return ERROR_OK;
- }
-
- for (p = flash_banks; p; p = p->next)
- {
- 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);
- }
-
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)
{
- command_print(cmd_ctx, "usage: flash info <num>");
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
+
for (p = flash_banks; p; p = p->next, i++)
{
if (i == strtoul(args[0], NULL, 0))
{
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);
+
+ /* 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 *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";
-
+ char *protect_state;
+
if (p->sectors[j].is_protected == 0)
protect_state = "not protected";
else if (p->sectors[j].is_protected == 1)
else
protect_state = "protection state unknown";
- command_print(cmd_ctx, "\t#%i: 0x%8.8x (0x%x %ikB) %s, %s",
- j, p->sectors[j].offset, p->sectors[j].size, p->sectors[j].size>>10,
- erase_state, protect_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,
+ protect_state);
}
-
- p->driver->info(p, buf, 1024);
+
+ *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));
+
+ p = get_flash_bank_by_num_noprobe(strtoul(args[0], NULL, 0));
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)
{
+ int j;
if ((retval = p->driver->erase_check(p)) == ERROR_OK)
{
- command_print(cmd_ctx, "successfully checked erase state", p->driver->name, 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%8.8x",
+ 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);
+ }
}
- else
+
+ return ERROR_OK;
+}
+
+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;
+ duration_t duration;
+ char *duration_text;
+
+ target_t *target = get_current_target(cmd_ctx);
+
+ if (argc != 2)
{
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
- return ERROR_OK;
+
+ address = strtoul(args[0], NULL, 0);
+ length = strtoul(args[1], NULL, 0);
+ 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();
+
+ duration_start_measure(&duration);
+
+ if ((retval = flash_erase_address_range(target, address, length)) == ERROR_OK)
+ {
+ if ((retval = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
+ {
+ return retval;
+ }
+ command_print(cmd_ctx, "erased address 0x%8.8x length %i in %s", address, length, duration_text);
+ free(duration_text);
+ }
+
+ return retval;
}
-int handle_flash_protect_check_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+static int handle_flash_protect_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 protect_check <num>");
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
+
p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
if (p)
{
}
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);
+ 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%8.8x", args[0], p->base);
+ command_print(cmd_ctx, "unknown error when checking protection state of flash bank '#%s' at 0x%8.8" PRIx32, args[0], p->base);
}
}
else
{
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
+
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)
{
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 (!p)
{
- command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
- if ((retval = p->driver->erase(p, first, last)) != ERROR_OK)
+
+ if ((retval = flash_driver_erase(p, first, last)) == ERROR_OK)
{
- switch (retval)
+ if ((retval = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
{
- 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");
+ return retval;
}
- }
- else
- {
- duration_stop_measure(&duration, &duration_text);
-
- command_print(cmd_ctx, "erased sectors %i through %i on flash bank %i in %s", first, last, strtoul(args[0], 0, 0), duration_text);
+
+ command_print(cmd_ctx, "erased sectors %i through %i on flash bank %li in %s",
+ first, last, strtoul(args[0], 0, 0), duration_text);
free(duration_text);
}
}
else
{
- command_print(cmd_ctx, "usage: flash erase <bank> <first> <last>");
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
return ERROR_OK;
}
-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)
{
command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
return ERROR_OK;
}
-
+
if (strcmp(args[3], "on") == 0)
set = 1;
else if (strcmp(args[3], "off") == 0)
set = 0;
else
{
- command_print(cmd_ctx, "usage: flash protect <bank> <first> <last> <on|off>");
- return ERROR_OK;
- }
-
- if ((retval = p->driver->protect(p, set, first, last)) != ERROR_OK)
- {
- 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_COMMAND_SYNTAX_ERROR;
}
- else
+
+ 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", first, last, strtoul(args[0], 0, 0));
+ 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));
}
}
else
{
- command_print(cmd_ctx, "usage: flash protect <bank> <first> <last> <on|off>");
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
}
return ERROR_OK;
}
-int handle_flash_write_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+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;
- u32 written;
- char *error_str;
- int *failed;
-
- int i;
-
+ uint32_t written;
+
duration_t duration;
char *duration_text;
-
- int retval;
-
- if (!strcmp(cmd, "write"))
+
+ int retval, retvaltemp;
+
+ if (argc < 1)
{
- command_print(cmd_ctx, "'flash write' has been deprecated in favor of 'flash write_binary' and 'flash write_image'");
- DEBUG("'flash write' has been deprecated in favor of 'flash write_binary' and 'flash write_image'");
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+
+ /* flash auto-erase is disabled by default*/
+ int auto_erase = 0;
+
+ if (strcmp(args[0], "erase") == 0)
+ {
+ auto_erase = 1;
+ args++;
+ argc--;
+ command_print(cmd_ctx, "auto erase enabled");
}
if (argc < 1)
{
- command_print(cmd_ctx, "usage: flash write <file> [offset] [type]");
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
+
if (!target)
{
- ERROR("no target selected");
- return ERROR_OK;
+ LOG_ERROR("no target selected");
+ return ERROR_FAIL;
}
-
+
duration_start_measure(&duration);
-
+
if (argc >= 2)
{
image.base_address_set = 1;
image.base_address_set = 0;
image.base_address = 0x0;
}
-
+
image.start_address_set = 0;
- if (image_open(&image, args[0], (argc == 4) ? args[2] : NULL) != ERROR_OK)
+ retval = image_open(&image, args[0], (argc == 3) ? args[2] : NULL);
+ if (retval != ERROR_OK)
{
- command_print(cmd_ctx, "flash write error: %s", image.error_str);
- return ERROR_OK;
+ return retval;
}
-
- failed = malloc(sizeof(int) * image.num_sections);
- error_str=NULL;
- retval = flash_write(target, &image, &written, &error_str, failed, auto_erase);
-
+ retval = flash_write(target, &image, &written, auto_erase);
if (retval != ERROR_OK)
{
- if (error_str)
- {
- command_print(cmd_ctx, "failed writing image %s: %s", args[0], error_str);
- free(error_str);
- }
image_close(&image);
- free(failed);
return retval;
}
-
- for (i = 0; i < image.num_sections; i++)
+
+ if ((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
+ {
+ image_close(&image);
+ return retvaltemp;
+ }
+ if (retval == ERROR_OK)
{
- if (failed[i])
+ command_print(cmd_ctx,
+ "wrote %" PRIu32 " byte from file %s in %s (%f kb/s)",
+ written,
+ args[0],
+ duration_text,
+ (float)written / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0)));
+ }
+ free(duration_text);
+
+ image_close(&image);
+
+ return retval;
+}
+
+static int handle_flash_fill_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ int err = ERROR_OK, retval;
+ 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;
+ char *duration_text;
+ duration_t duration;
+ target_t *target = get_current_target(cmd_ctx);
+ uint32_t i;
+ uint32_t wordsize;
+
+ if (argc != 3)
+ {
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+
+ address = strtoul(args[0], NULL, 0);
+ pattern = strtoul(args[1], NULL, 0);
+ count = strtoul(args[2], NULL, 0);
+
+ if (count == 0)
+ return ERROR_OK;
+
+ switch (cmd[4])
+ {
+ 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, "didn't write section at 0x%8.8x, size 0x%8.8x",
- image.sections[i].base_address, image.sections[i].size);
+ target_buffer_set_u32(target, chunk + i * wordsize, pattern);
}
+ break;
+ case 2:
+ for (i = 0; i < chunk_count; i++)
+ {
+ target_buffer_set_u16(target, chunk + i * wordsize, pattern);
+ }
+ break;
+ case 1:
+ memset(chunk, pattern, chunk_count);
+ break;
+ default:
+ LOG_ERROR("BUG: can't happen");
+ exit(-1);
}
-
- duration_stop_measure(&duration, &duration_text);
- command_print(cmd_ctx, "wrote %u byte from file %s in %s (%f kb/s)",
- written, args[0], duration_text,
- (float)written / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0)));
- free(duration_text);
- free(failed);
+ duration_start_measure(&duration);
- image_close(&image);
-
+ 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)
+ {
+ return ERROR_FAIL;
+ }
+ 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++)
+ {
+ 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;
+ }
+ }
+
+ }
+
+ if ((retval = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
+ {
+ return retval;
+ }
+
+ if (err == ERROR_OK)
+ {
+ float speed;
+ speed = wrote / 1024.0;
+ speed/=((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0));
+ command_print(cmd_ctx,
+ "wrote %" PRId32 " bytes to 0x%8.8" PRIx32 " in %s (%f kb/s)",
+ count*wordsize,
+ address,
+ duration_text,
+ speed);
+ }
+ free(duration_text);
return ERROR_OK;
}
-int handle_flash_write_binary_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;
+ uint32_t offset;
+ uint8_t *buffer;
+ uint32_t buf_cnt;
fileio_t fileio;
-
+
duration_t duration;
char *duration_text;
-
- int retval;
+
+ int retval, retvaltemp;
flash_bank_t *p;
- if (argc < 3)
+ if (argc != 3)
{
- command_print(cmd_ctx, "usage: flash write <bank> <file> <offset>");
- return ERROR_OK;
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
-
+
duration_start_measure(&duration);
-
+
offset = strtoul(args[2], NULL, 0);
p = get_flash_bank_by_num(strtoul(args[0], NULL, 0));
if (!p)
command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]);
return ERROR_OK;
}
-
+
if (fileio_open(&fileio, args[1], FILEIO_READ, FILEIO_BINARY) != ERROR_OK)
{
- command_print(cmd_ctx, "flash write error: %s", fileio.error_str);
return ERROR_OK;
}
-
+
buffer = malloc(fileio.size);
if (fileio_read(&fileio, fileio.size, buffer, &buf_cnt) != ERROR_OK)
{
- command_print(cmd_ctx, "flash write error: %s", fileio.error_str);
+ free(buffer);
+ fileio_close(&fileio);
return ERROR_OK;
}
-
- if ((retval = p->driver->write(p, buffer, offset, buf_cnt)) != ERROR_OK)
- {
- 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)
- {
- 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");
- }
- }
+
+ retval = flash_driver_write(p, buffer, offset, buf_cnt);
free(buffer);
-
- duration_stop_measure(&duration, &duration_text);
- command_print(cmd_ctx, "wrote %"PRIi64" byte from file %s to flash bank %i at offset 0x%8.8x in %s (%f kb/s)",
- fileio.size, args[1], strtoul(args[0], NULL, 0), offset, duration_text,
- (float)fileio.size / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0)));
+ buffer = NULL;
+
+ if ((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
+ {
+ fileio_close(&fileio);
+ return retvaltemp;
+ }
+ if (retval == ERROR_OK)
+ {
+ command_print(cmd_ctx,
+ "wrote %lld byte from file %s to flash bank %li at offset 0x%8.8" PRIx32 " in %s (%f kb/s)",
+ fileio.size,
+ args[1],
+ strtoul(args[0], NULL, 0),
+ offset,
+ duration_text,
+ (float)fileio.size / 1024.0 / ((float)duration.duration.tv_sec + ((float)duration.duration.tv_usec / 1000000.0)));
+ }
free(duration_text);
fileio_close(&fileio);
-
- return ERROR_OK;
+
+ 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, u32 addr)
+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) && target == c->target)
+ 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 */
-int flash_erase(target_t *target, u32 addr, u32 length)
+int flash_erase_address_range(target_t *target, uint32_t addr, uint32_t length)
{
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 c->driver->erase(c, 0, c->num_sectors - 1);
+
+ return flash_driver_erase(c, 0, c->num_sectors - 1);
}
/* check whether it fits */
- if (addr + length > c->base + c->size)
+ 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 */
last = i; /* and it is the last one so far in any case */
}
}
-
- if( first == -1 || last == -1 )
+
+ if ( first == -1 || last == -1 )
return ERROR_OK;
-
- return c->driver->erase(c, first, last);
+
+ return flash_driver_erase(c, first, last);
}
-/* write an image to flash memory of the given target */
-int flash_write(target_t *target, image_t *image, u32 *written, char **error_str, int *failed, int erase)
+/* 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)
{
- int retval;
- int i;
+ int retval = ERROR_OK;
int section;
- u32 section_offset;
+ uint32_t section_offset;
+ flash_bank_t *c;
+ int *padding;
section = 0;
section_offset = 0;
if (written)
*written = 0;
-
- if (failed != NULL)
- for (i = 0; i < image->num_sections; i++)
- failed[i] = 0;
+
+ if (erase)
+ {
+ /* assume all sectors need erasing - stops any problems
+ * when flash_write is called multiple times */
+
+ flash_set_dirty();
+ }
+
+ /* allocate padding array */
+ padding = malloc(image->num_sections * sizeof(padding));
/* loop until we reach end of the image */
while (section < image->num_sections)
{
- flash_bank_t *c;
- u32 buffer_size;
- u8 *buffer;
+ uint32_t buffer_size;
+ uint8_t *buffer;
int section_first;
int section_last;
- u32 run_address = image->sections[section].base_address+section_offset;
- u32 run_size = image->sections[section].size-section_offset;
+ 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)
{
- WARNING("empty section %d", section);
+ 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)
{
- if (failed == NULL)
- {
- if (error_str == NULL)
- return ERROR_FLASH_DST_OUT_OF_BANK; /* abort operation */
- *error_str = malloc(FLASH_MAX_ERROR_STR);
- snprintf(*error_str, FLASH_MAX_ERROR_STR, "no flash mapped at requested address");
- return ERROR_FLASH_DST_OUT_OF_BANK; /* abort operation */
- }
- failed[section] = ERROR_FLASH_DST_OUT_OF_BANK; /* mark the section as failed */
section++; /* and skip it */
section_offset = 0;
continue;
/* collect consecutive sections which fall into the same bank */
section_first = section;
section_last = section;
- while ((run_address + run_size < c->base + c->size)
+ padding[section] = 0;
+ while ((run_address + run_size - 1 < c->base + c->size - 1)
&& (section_last + 1 < image->num_sections))
{
if (image->sections[section_last + 1].base_address < (run_address + run_size))
{
- WARNING("section %d out of order", section_last + 1);
+ LOG_DEBUG("section %d out of order(very slightly surprising, but supported)", section_last + 1);
break;
}
- if (image->sections[section_last + 1].base_address != (run_address + run_size))
+ /* 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 > c->base + c->size)
+ 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);
/* read sections to the buffer */
while (buffer_size < run_size)
{
- u32 size_read;
-
- if (buffer_size - run_size <= image->sections[section].size - section_offset)
- size_read = buffer_size - run_size;
- else
- size_read = image->sections[section].size - section_offset;
-
+ 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,
- run_size, buffer + buffer_size, &size_read)) != ERROR_OK || size_read == 0)
+ size_read, buffer + buffer_size, &size_read)) != ERROR_OK || size_read == 0)
{
free(buffer);
-
- if (error_str == NULL)
- return ERROR_IMAGE_TEMPORARILY_UNAVAILABLE;
-
- *error_str = malloc(FLASH_MAX_ERROR_STR);
-
- /* if image_read_section returned an error there's an error string we can pass on */
- if (retval != ERROR_OK)
- snprintf(*error_str, FLASH_MAX_ERROR_STR, "error reading from image: %s", image->error_str);
- else
- snprintf(*error_str, FLASH_MAX_ERROR_STR, "error reading from image");
-
- return ERROR_IMAGE_TEMPORARILY_UNAVAILABLE;
+ 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;
}
retval = ERROR_OK;
-
+
if (erase)
{
/* calculate and erase sectors */
- retval = flash_erase( target, run_address, run_size );
+ retval = flash_erase_address_range( target, run_address, run_size );
}
-
+
if (retval == ERROR_OK)
{
/* write flash sectors */
- retval = c->driver->write(c, buffer, run_address - c->base, run_size);
+ retval = flash_driver_write(c, buffer, run_address - c->base, run_size);
}
-
+
free(buffer);
if (retval != ERROR_OK)
{
- if (error_str == NULL)
- return retval; /* abort operation */
-
- *error_str = malloc(FLASH_MAX_ERROR_STR);
- switch (retval)
- {
- case ERROR_TARGET_NOT_HALTED:
- snprintf(*error_str, FLASH_MAX_ERROR_STR, "can't flash image while target is running");
- break;
- case ERROR_INVALID_ARGUMENTS:
- snprintf(*error_str, FLASH_MAX_ERROR_STR, "flash driver can't fulfill request");
- break;
- case ERROR_FLASH_OPERATION_FAILED:
- snprintf(*error_str, FLASH_MAX_ERROR_STR, "flash program error");
- break;
- case ERROR_FLASH_DST_BREAKS_ALIGNMENT:
- snprintf(*error_str, FLASH_MAX_ERROR_STR, "offset breaks required alignment");
- break;
- case ERROR_FLASH_DST_OUT_OF_BANK:
- snprintf(*error_str, FLASH_MAX_ERROR_STR, "no flash mapped at requested address");
- break;
- case ERROR_FLASH_SECTOR_NOT_ERASED:
- snprintf(*error_str, FLASH_MAX_ERROR_STR, "destination sector(s) not erased");
- break;
- default:
- snprintf(*error_str, FLASH_MAX_ERROR_STR, "unknown error: %i", retval);
- }
-
+ free(padding);
return retval; /* abort operation */
}
*written += run_size; /* add run size to total written counter */
}
- return ERROR_OK;
+ free(padding);
+
+ return retval;
}
-int handle_flash_auto_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+int default_flash_mem_blank_check(struct flash_bank_s *bank)
{
- if (argc != 1)
+ 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)
{
- command_print(cmd_ctx, "usage: flash auto_erase <on|off>");
- return ERROR_OK;
+ LOG_ERROR("Target not halted");
+ return ERROR_TARGET_NOT_HALTED;
}
-
- if (strcmp(args[0], "on") == 0)
- auto_erase = 1;
- else if (strcmp(args[0], "off") == 0)
- auto_erase = 0;
-
+
+ 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;
+}
Code Review / openocd.git / blobdiff