return NULL;
}
-struct flash_bank *get_flash_bank_by_name(const char *name)
+int get_flash_bank_by_name(const char *name, struct flash_bank **bank_result)
{
struct flash_bank *bank;
int retval;
if (retval != ERROR_OK)
{
LOG_ERROR("auto_probe failed %d\n", retval);
- return NULL;
+ return retval;
}
}
- return bank;
+ *bank_result = bank;
+ return ERROR_OK;
}
int get_flash_bank_by_num(int num, struct flash_bank **bank)
return ERROR_OK;
}
-/* lookup flash bank by address */
-struct flash_bank *get_flash_bank_by_addr(struct target *target, uint32_t addr)
+/* lookup flash bank by address, bank not found is success, but
+ * result_bank is set to NULL. */
+int get_flash_bank_by_addr(struct target *target, uint32_t addr, bool check, struct flash_bank **result_bank)
{
struct flash_bank *c;
if (retval != ERROR_OK)
{
LOG_ERROR("auto_probe failed %d\n", retval);
- return NULL;
+ return retval;
}
/* check whether address belongs to this flash bank */
if ((addr >= c->base) && (addr <= c->base + (c->size - 1)) && target == c->target)
- return c;
+ {
+ *result_bank = c;
+ return ERROR_OK;
+ }
}
- LOG_ERROR("No flash at address 0x%08" PRIx32 "\n", addr);
- return NULL;
+ *result_bank = NULL;
+ if (check)
+ {
+ LOG_ERROR("No flash at address 0x%08" PRIx32 "\n", addr);
+ return ERROR_FAIL;
+ }
+ return ERROR_OK;
}
int default_flash_mem_blank_check(struct flash_bank *bank)
* sectors will be added to the range, and that reason string is used when
* warning about those additions.
*/
-static int flash_iterate_address_range(struct target *target,
+static int flash_iterate_address_range_inner(struct target *target,
char *pad_reason, uint32_t addr, uint32_t length,
int (*callback)(struct flash_bank *bank, int first, int last))
{
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 */
+ int retval = get_flash_bank_by_addr(target, addr, true, &c);
+ if (retval != ERROR_OK)
+ return retval;
if (c->size == 0 || c->num_sectors == 0)
{
return callback(c, first, last);
}
+/* The inner fn only handles a single bank, we could be spanning
+ * multiple chips.
+ */
+static int flash_iterate_address_range(struct target *target,
+ char *pad_reason, uint32_t addr, uint32_t length,
+ int (*callback)(struct flash_bank *bank, int first, int last))
+{
+ struct flash_bank *c;
+ int retval = ERROR_OK;
+
+ /* Danger! zero-length iterations means entire bank! */
+ do
+ {
+ retval = get_flash_bank_by_addr(target, addr, true, &c);
+ if (retval != ERROR_OK)
+ return retval;
+
+ uint32_t cur_length = length;
+ /* check whether it all fits in this bank */
+ if (addr + length - 1 > c->base + c->size - 1)
+ {
+ LOG_DEBUG("iterating over more than one flash bank.");
+ cur_length = c->base + c->size - addr;
+ }
+ retval = flash_iterate_address_range_inner(target,
+ pad_reason, addr, cur_length,
+ callback);
+ if (retval != ERROR_OK)
+ break;
+
+ length -= cur_length;
+ addr += cur_length;
+ } while (length > 0);
+
+ return retval;
+}
+
int flash_erase_address_range(struct target *target,
bool pad, uint32_t addr, uint32_t length)
{
static int compare_section (const void * a, const void * b)
{
- struct imageection *b1, *b2;
- b1=*((struct imageection **)a);
- b2=*((struct imageection **)b);
+ struct imagesection *b1, *b2;
+ b1=*((struct imagesection **)a);
+ b2=*((struct imagesection **)b);
if (b1->base_address == b2->base_address)
{
/* This fn requires all sections to be in ascending order of addresses,
* whereas an image can have sections out of order. */
- struct imageection **sections = malloc(sizeof(struct imageection *) *
+ struct imagesection **sections = malloc(sizeof(struct imagesection *) *
image->num_sections);
int i;
for (i = 0; i < image->num_sections; i++)
sections[i] = &image->sections[i];
}
- qsort(sections, image->num_sections, sizeof(struct imageection *),
+ qsort(sections, image->num_sections, sizeof(struct imagesection *),
compare_section);
/* loop until we reach end of the image */
}
/* find the corresponding flash bank */
- if ((c = get_flash_bank_by_addr(target, run_address)) == NULL)
+ retval = get_flash_bank_by_addr(target, run_address, false, &c);
+ if (retval != ERROR_OK)
+ {
+ goto done;
+ }
+ if (c == NULL)
{
section++; /* and skip it */
section_offset = 0;
if (run_address + run_size - 1 > c->base + c->size - 1)
{
- LOG_ERROR("The image is too big for the flash");
- return ERROR_FAIL;
+ /* If we have more than one flash chip back to back, then we limit
+ * the current write operation to the current chip.
+ */
+ LOG_DEBUG("Truncate flash run size to the current flash chip.");
+
+ run_size = c->base + c->size - run_address;
+ assert(run_size > 0);
}
/* If we're applying any sector automagic, then pad this
/* allocate buffer */
buffer = malloc(run_size);
+ if (buffer == NULL)
+ {
+ LOG_ERROR("Out of memory for flash bank buffer");
+ retval = ERROR_FAIL;
+ goto done;
+ }
buffer_size = 0;
/* read sections to the buffer */
* list of pointers to sections to invoke image_read_section()...
*/
intptr_t diff = (intptr_t)sections[section] - (intptr_t)image->sections;
- int t_section_num = diff / sizeof(struct imageection);
+ int t_section_num = diff / sizeof(struct imagesection);
LOG_DEBUG("image_read_section: section = %d, t_section_num = %d, section_offset = %d, buffer_size = %d, size_read = %d",
(int)section,