int handle_flash_write_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_flash_fill_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);
flash_bank_t *get_flash_bank_by_addr(target_t *target, u32 addr);
/* flash drivers
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;
flash_driver_t *flash_drivers[] =
{
&stm32x_flash,
&tms470_flash,
&ecosflash_flash,
+ &lpc288x_flash,
+ &ocl_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, u8 *buffer, u32 offset, u32 count)
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, "flash_bank <driver> <base> <size> <chip_width> <bus_width> <target> [driver_options ...]");
- register_command(cmd_ctx, flash_cmd, "auto_erase", handle_flash_auto_erase_command, COMMAND_ANY,
- "auto erase flash sectors <on|off>");
return ERROR_OK;
}
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>");
}
p = get_flash_bank_by_addr(target, address);
if (p == NULL)
{
- return ERROR_COMMAND_SYNTAX_ERROR;
+ return ERROR_FAIL;
}
/* We can't know if we did a resume + halt, in which case we no longer know the erased state */
{
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)
+ {
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+
if (!target)
{
LOG_ERROR("no target selected");
buffer = malloc(fileio.size);
if (fileio_read(&fileio, fileio.size, buffer, &buf_cnt) != ERROR_OK)
{
+ free(buffer);
+ fileio_close(&fileio);
return ERROR_OK;
}
retval = flash_driver_write(p, buffer, offset, buf_cnt);
free(buffer);
+ buffer = NULL;
duration_stop_measure(&duration, &duration_text);
if (retval!=ERROR_OK)
int section;
u32 section_offset;
flash_bank_t *c;
-
+ int *padding;
+
section = 0;
section_offset = 0;
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)
{
int section_last;
u32 run_address = image->sections[section].base_address + section_offset;
u32 run_size = image->sections[section].size - section_offset;
-
+ int pad_bytes = 0;
+
if (image->sections[section].size == 0)
{
LOG_WARNING("empty section %d", section);
/* collect consecutive sections which fall into the same bank */
section_first = section;
section_last = section;
+ padding[section] = 0;
while ((run_address + run_size < c->base + c->size)
&& (section_last + 1 < image->num_sections))
{
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 */
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[size_read++] = 0xff;
+
buffer_size += size_read;
section_offset += size_read;
if (retval != ERROR_OK)
{
+ free(padding);
return retval; /* abort operation */
}
if (written != NULL)
*written += run_size; /* add run size to total written counter */
}
-
+
+ free(padding);
+
return retval;
}
-int handle_flash_auto_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- if (argc != 1)
- {
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- if (strcmp(args[0], "on") == 0)
- auto_erase = 1;
- else if (strcmp(args[0], "off") == 0)
- auto_erase = 0;
- else
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- return ERROR_OK;
-}
-
-
int default_flash_blank_check(struct flash_bank_s *bank)
{
target_t *target = bank->target;