static struct flash_bank *flash_banks;
-int flash_driver_erase(struct flash_bank *bank, int first, int last)
+int flash_driver_erase(struct flash_bank *bank, unsigned int first,
+ unsigned int last)
{
int retval;
retval = bank->driver->erase(bank, first, last);
if (retval != ERROR_OK)
- LOG_ERROR("failed erasing sectors %d to %d", first, last);
+ LOG_ERROR("failed erasing sectors %u to %u", first, last);
return retval;
}
-int flash_driver_protect(struct flash_bank *bank, int set, int first, int last)
+int flash_driver_protect(struct flash_bank *bank, int set, unsigned int first,
+ unsigned int last)
{
int retval;
- int num_blocks;
+ unsigned int num_blocks;
if (bank->num_prot_blocks)
num_blocks = bank->num_prot_blocks;
/* callers may not supply illegal parameters ... */
- if (first < 0 || first > last || last >= num_blocks) {
+ if (first > last || last >= num_blocks) {
LOG_ERROR("illegal protection block range");
return ERROR_FAIL;
}
/* force "set" to 0/1 */
set = !!set;
+ if (bank->driver->protect == NULL) {
+ LOG_ERROR("Flash protection is not supported.");
+ return ERROR_FLASH_OPER_UNSUPPORTED;
+ }
+
/* DANGER!
*
* We must not use any cached information about protection state!!!!
*/
retval = bank->driver->protect(bank, set, first, last);
if (retval != ERROR_OK)
- LOG_ERROR("failed setting protection for blocks %d to %d", first, last);
+ LOG_ERROR("failed setting protection for blocks %u to %u", first, last);
return retval;
}
int flash_driver_write(struct flash_bank *bank,
- uint8_t *buffer, uint32_t offset, uint32_t count)
+ const 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,
+ "error writing to flash at address " TARGET_ADDR_FMT
+ " at offset 0x%8.8" PRIx32,
bank->base,
offset);
}
retval = bank->driver->read(bank, buffer, offset, count);
if (retval != ERROR_OK) {
LOG_ERROR(
- "error reading to flash at address 0x%08" PRIx32 " at offset 0x%8.8" PRIx32,
+ "error reading to flash at address " TARGET_ADDR_FMT
+ " at offset 0x%8.8" PRIx32,
bank->base,
offset);
}
return target_read_buffer(bank->target, offset + bank->base, count, buffer);
}
+int flash_driver_verify(struct flash_bank *bank,
+ const uint8_t *buffer, uint32_t offset, uint32_t count)
+{
+ int retval;
+
+ retval = bank->driver->verify ? bank->driver->verify(bank, buffer, offset, count) :
+ default_flash_verify(bank, buffer, offset, count);
+ if (retval != ERROR_OK) {
+ LOG_ERROR("verify failed in bank at " TARGET_ADDR_FMT " starting at 0x%8.8" PRIx32,
+ bank->base, offset);
+ }
+
+ return retval;
+}
+
+int default_flash_verify(struct flash_bank *bank,
+ const uint8_t *buffer, uint32_t offset, uint32_t count)
+{
+ uint32_t target_crc, image_crc;
+ int retval;
+
+ retval = image_calculate_checksum(buffer, count, &image_crc);
+ if (retval != ERROR_OK)
+ return retval;
+
+ retval = target_checksum_memory(bank->target, offset + bank->base, count, &target_crc);
+ if (retval != ERROR_OK)
+ return retval;
+
+ LOG_DEBUG("addr " TARGET_ADDR_FMT ", len 0x%08" PRIx32 ", crc 0x%08" PRIx32 " 0x%08" PRIx32,
+ offset + bank->base, count, ~image_crc, ~target_crc);
+ if (target_crc == image_crc)
+ return ERROR_OK;
+ else
+ return ERROR_FAIL;
+}
+
void flash_bank_add(struct flash_bank *bank)
{
/* put flash bank in linked list */
return flash_banks;
}
-struct flash_bank *get_flash_bank_by_num_noprobe(int num)
+struct flash_bank *get_flash_bank_by_num_noprobe(unsigned int num)
{
struct flash_bank *p;
- int i = 0;
+ unsigned int i = 0;
for (p = flash_banks; p; p = p->next) {
if (i++ == num)
return NULL;
}
-int flash_get_bank_count(void)
+unsigned int flash_get_bank_count(void)
{
struct flash_bank *p;
- int i = 0;
+ unsigned int i = 0;
for (p = flash_banks; p; p = p->next)
i++;
return i;
return ERROR_OK;
}
-int get_flash_bank_by_num(int num, struct flash_bank **bank)
+int get_flash_bank_by_num(unsigned int num, struct flash_bank **bank)
{
struct flash_bank *p = get_flash_bank_by_num_noprobe(num);
int retval;
/* 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,
+ target_addr_t addr,
bool check,
struct flash_bank **result_bank)
{
}
*result_bank = NULL;
if (check) {
- LOG_ERROR("No flash at address 0x%08" PRIx32, addr);
+ LOG_ERROR("No flash at address " TARGET_ADDR_FMT, addr);
return ERROR_FAIL;
}
return ERROR_OK;
{
struct target *target = bank->target;
const int buffer_size = 1024;
- int i;
uint32_t nBytes;
int retval = ERROR_OK;
uint8_t *buffer = malloc(buffer_size);
- for (i = 0; i < bank->num_sectors; i++) {
+ for (unsigned int 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;
chunk = buffer_size;
- if (chunk > (j - bank->sectors[i].size))
- chunk = (j - bank->sectors[i].size);
+ if (chunk > (bank->sectors[i].size - j))
+ chunk = (bank->sectors[i].size - j);
retval = target_read_memory(target,
bank->base + bank->sectors[i].offset + j,
int default_flash_blank_check(struct flash_bank *bank)
{
struct target *target = bank->target;
- int i;
int retval;
if (bank->target->state != TARGET_HALTED) {
if (block_array == NULL)
return default_flash_mem_blank_check(bank);
- for (i = 0; i < bank->num_sectors; i++) {
+ for (unsigned int i = 0; i < bank->num_sectors; i++) {
block_array[i].address = bank->base + bank->sectors[i].offset;
block_array[i].size = bank->sectors[i].size;
block_array[i].result = UINT32_MAX; /* erase state unknown */
}
bool fast_check = true;
- for (i = 0; i < bank->num_sectors; ) {
+ for (unsigned int i = 0; i < bank->num_sectors; ) {
retval = target_blank_check_memory(target,
block_array + i, bank->num_sectors - i,
bank->erased_value);
}
if (fast_check) {
- for (i = 0; i < bank->num_sectors; i++)
+ for (unsigned int i = 0; i < bank->num_sectors; i++)
bank->sectors[i].is_erased = block_array[i].result;
retval = ERROR_OK;
} else {
* warning about those additions.
*/
static int flash_iterate_address_range_inner(struct target *target,
- char *pad_reason, uint32_t addr, uint32_t length,
+ char *pad_reason, target_addr_t addr, uint32_t length,
bool iterate_protect_blocks,
- int (*callback)(struct flash_bank *bank, int first, int last))
+ int (*callback)(struct flash_bank *bank, unsigned int first,
+ unsigned int last))
{
struct flash_bank *c;
struct flash_sector *block_array;
- uint32_t last_addr = addr + length; /* first address AFTER end */
+ target_addr_t last_addr = addr + length - 1; /* the last address of range */
int first = -1;
int last = -1;
int i;
}
/* check whether it all fits in this bank */
- if (addr + length - 1 > c->base + c->size - 1) {
+ if (last_addr > c->base + c->size - 1) {
LOG_ERROR("Flash access does not fit into bank.");
return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
}
num_blocks = c->num_sectors;
}
- addr -= c->base;
- last_addr -= c->base;
-
for (i = 0; i < num_blocks; i++) {
struct flash_sector *f = &block_array[i];
- uint32_t end = f->offset + f->size;
+ target_addr_t sector_addr = c->base + f->offset;
+ target_addr_t sector_last_addr = sector_addr + f->size - 1;
/* start only on a sector boundary */
if (first < 0) {
/* scanned past the first sector? */
- if (addr < f->offset)
+ if (addr < sector_addr)
break;
/* is this the first sector? */
- if (addr == f->offset)
+ if (addr == sector_addr)
first = i;
/* Does this need head-padding? If so, pad and warn;
* ever know if that data was in use. The warning
* should help users sort out messes later.
*/
- else if (addr < end && pad_reason) {
+ else if (addr <= sector_last_addr && pad_reason) {
/* FIXME say how many bytes (e.g. 80 KB) */
LOG_WARNING("Adding extra %s range, "
- "%#8.8x to %#8.8x",
+ TARGET_ADDR_FMT " .. " TARGET_ADDR_FMT,
pad_reason,
- (unsigned) f->offset,
- (unsigned) addr - 1);
+ sector_addr,
+ addr - 1);
first = i;
} else
continue;
}
/* is this (also?) the last sector? */
- if (last_addr == end) {
+ if (last_addr == sector_last_addr) {
last = i;
break;
}
/* Does this need tail-padding? If so, pad and warn;
* or else force an error.
*/
- if (last_addr < end && pad_reason) {
+ if (last_addr < sector_last_addr && pad_reason) {
/* FIXME say how many bytes (e.g. 80 KB) */
LOG_WARNING("Adding extra %s range, "
- "%#8.8x to %#8.8x",
+ TARGET_ADDR_FMT " .. " TARGET_ADDR_FMT,
pad_reason,
- (unsigned) last_addr,
- (unsigned) end - 1);
+ last_addr + 1,
+ sector_last_addr);
last = i;
break;
}
/* MUST finish on a sector boundary */
- if (last_addr <= f->offset)
+ if (last_addr < sector_addr)
break;
}
/* invalid start or end address? */
if (first == -1 || last == -1) {
- LOG_ERROR("address range 0x%8.8x .. 0x%8.8x "
- "is not sector-aligned",
- (unsigned) (c->base + addr),
- (unsigned) (c->base + last_addr - 1));
+ LOG_ERROR("address range " TARGET_ADDR_FMT " .. " TARGET_ADDR_FMT
+ " is not sector-aligned",
+ addr,
+ last_addr);
return ERROR_FLASH_DST_BREAKS_ALIGNMENT;
}
* multiple chips.
*/
static int flash_iterate_address_range(struct target *target,
- char *pad_reason, uint32_t addr, uint32_t length,
+ char *pad_reason, target_addr_t addr, uint32_t length,
bool iterate_protect_blocks,
- int (*callback)(struct flash_bank *bank, int first, int last))
+ int (*callback)(struct flash_bank *bank, unsigned int first,
+ unsigned int last))
{
struct flash_bank *c;
int retval = ERROR_OK;
}
int flash_erase_address_range(struct target *target,
- bool pad, uint32_t addr, uint32_t length)
+ bool pad, target_addr_t addr, uint32_t length)
{
return flash_iterate_address_range(target, pad ? "erase" : NULL,
addr, length, false, &flash_driver_erase);
}
-static int flash_driver_unprotect(struct flash_bank *bank, int first, int last)
+static int flash_driver_unprotect(struct flash_bank *bank, unsigned int first,
+ unsigned int last)
{
return flash_driver_protect(bank, 0, first, last);
}
-int flash_unlock_address_range(struct target *target, uint32_t addr, uint32_t length)
+int flash_unlock_address_range(struct target *target, target_addr_t addr,
+ uint32_t length)
{
/* By default, pad to sector boundaries ... the real issue here
* is that our (only) caller *permanently* removes protection,
if (bank->write_start_alignment == FLASH_WRITE_ALIGN_SECTOR) {
uint32_t offset = addr - bank->base;
uint32_t aligned = 0;
- int sect;
- for (sect = 0; sect < bank->num_sectors; sect++) {
+ for (unsigned int sect = 0; sect < bank->num_sectors; sect++) {
if (bank->sectors[sect].offset > offset)
break;
if (bank->write_end_alignment == FLASH_WRITE_ALIGN_SECTOR) {
uint32_t offset = addr - bank->base;
uint32_t aligned = 0;
- int sect;
- for (sect = 0; sect < bank->num_sectors; sect++) {
+ for (unsigned int sect = 0; sect < bank->num_sectors; sect++) {
aligned = bank->sectors[sect].offset + bank->sectors[sect].size - 1;
if (aligned >= offset)
break;
return false;
if (bank->minimal_write_gap == FLASH_WRITE_GAP_SECTOR) {
- int sect;
+ unsigned int sect;
uint32_t offset1 = addr1 - bank->base;
/* find the sector following the one containing addr1 */
for (sect = 0; sect < bank->num_sectors; sect++) {
}
-int flash_write_unlock(struct target *target, struct image *image,
- uint32_t *written, int erase, bool unlock)
+int flash_write_unlock_verify(struct target *target, struct image *image,
+ uint32_t *written, bool erase, bool unlock, bool write, bool verify)
{
int retval = ERROR_OK;
- int section;
+ unsigned int section;
uint32_t section_offset;
struct flash_bank *c;
int *padding;
* whereas an image can have sections out of order. */
struct imagesection **sections = malloc(sizeof(struct imagesection *) *
image->num_sections);
- int i;
- for (i = 0; i < image->num_sections; i++)
+
+ for (unsigned int i = 0; i < image->num_sections; i++)
sections[i] = &image->sections[i];
qsort(sections, image->num_sections, sizeof(struct imagesection *),
while (section < image->num_sections) {
uint32_t buffer_idx;
uint8_t *buffer;
- int section_last;
+ unsigned int section_last;
target_addr_t run_address = sections[section]->base_address + section_offset;
uint32_t run_size = sections[section]->size - section_offset;
int pad_bytes = 0;
LOG_WARNING("Section start address " TARGET_ADDR_FMT
" breaks the required alignment of flash bank %s",
run_address, c->name);
- LOG_WARNING("Padding %d bytes from " TARGET_ADDR_FMT,
+ LOG_WARNING("Padding %" PRIu32 " bytes from " TARGET_ADDR_FMT,
padding_at_start, aligned_start);
run_address -= padding_at_start;
/* If we're applying any sector automagic, then pad this
* (maybe-combined) segment to the end of its last sector.
*/
- int sector;
uint32_t offset_start = run_address - c->base;
uint32_t offset_end = offset_start + run_size;
uint32_t end = offset_end, delta;
- for (sector = 0; sector < c->num_sectors; sector++) {
+ for (unsigned int sector = 0; sector < c->num_sectors; sector++) {
end = c->sectors[sector].offset
+ c->sectors[sector].size;
if (offset_end <= end)
}
if (retval == ERROR_OK) {
- /* write flash sectors */
- retval = flash_driver_write(c, buffer, run_address - c->base, run_size);
+ if (write) {
+ /* write flash sectors */
+ retval = flash_driver_write(c, buffer, run_address - c->base, run_size);
+ }
+ }
+
+ if (retval == ERROR_OK) {
+ if (verify) {
+ /* verify flash sectors */
+ retval = flash_driver_verify(c, buffer, run_address - c->base, run_size);
+ }
}
free(buffer);
}
int flash_write(struct target *target, struct image *image,
- uint32_t *written, int erase)
+ uint32_t *written, bool erase)
{
- return flash_write_unlock(target, image, written, erase, false);
+ return flash_write_unlock_verify(target, image, written, erase, false, true, false);
}
-struct flash_sector *alloc_block_array(uint32_t offset, uint32_t size, int num_blocks)
+struct flash_sector *alloc_block_array(uint32_t offset, uint32_t size,
+ unsigned int num_blocks)
{
- int i;
-
struct flash_sector *array = calloc(num_blocks, sizeof(struct flash_sector));
if (array == NULL)
return NULL;
- for (i = 0; i < num_blocks; i++) {
+ for (unsigned int i = 0; i < num_blocks; i++) {
array[i].offset = offset;
array[i].size = size;
array[i].is_erased = -1;