* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
struct armv7m_algorithm armv7m_info;
int retval = ERROR_OK;
- /* see contrib/loaders/flash/stm32f1x.S for src */
-
static const uint8_t stm32x_flash_write_code[] = {
- /* #define STM32_FLASH_SR_OFFSET 0x0C */
- /* wait_fifo: */
- 0x16, 0x68, /* ldr r6, [r2, #0] */
- 0x00, 0x2e, /* cmp r6, #0 */
- 0x18, 0xd0, /* beq exit */
- 0x55, 0x68, /* ldr r5, [r2, #4] */
- 0xb5, 0x42, /* cmp r5, r6 */
- 0xf9, 0xd0, /* beq wait_fifo */
- 0x2e, 0x88, /* ldrh r6, [r5, #0] */
- 0x26, 0x80, /* strh r6, [r4, #0] */
- 0x02, 0x35, /* adds r5, #2 */
- 0x02, 0x34, /* adds r4, #2 */
- /* busy: */
- 0xc6, 0x68, /* ldr r6, [r0, #STM32_FLASH_SR_OFFSET] */
- 0x01, 0x27, /* movs r7, #1 */
- 0x3e, 0x42, /* tst r6, r7 */
- 0xfb, 0xd1, /* bne busy */
- 0x14, 0x27, /* movs r7, #0x14 */
- 0x3e, 0x42, /* tst r6, r7 */
- 0x08, 0xd1, /* bne error */
- 0x9d, 0x42, /* cmp r5, r3 */
- 0x01, 0xd3, /* bcc no_wrap */
- 0x15, 0x46, /* mov r5, r2 */
- 0x08, 0x35, /* adds r5, #8 */
- /* no_wrap: */
- 0x55, 0x60, /* str r5, [r2, #4] */
- 0x01, 0x39, /* subs r1, r1, #1 */
- 0x00, 0x29, /* cmp r1, #0 */
- 0x02, 0xd0, /* beq exit */
- 0xe5, 0xe7, /* b wait_fifo */
- /* error: */
- 0x00, 0x20, /* movs r0, #0 */
- 0x50, 0x60, /* str r0, [r2, #4] */
- /* exit: */
- 0x30, 0x46, /* mov r0, r6 */
- 0x00, 0xbe, /* bkpt #0 */
+#include "../../../contrib/loaders/flash/stm32/stm32f1x.inc"
};
/* flash write code */
retval = target_write_buffer(target, write_algorithm->address,
sizeof(stm32x_flash_write_code), stm32x_flash_write_code);
- if (retval != ERROR_OK)
+ if (retval != ERROR_OK) {
+ target_free_working_area(target, write_algorithm);
return retval;
+ }
/* memory buffer */
while (target_alloc_working_area_try(target, buffer_size, &source) != ERROR_OK) {
.erase_check = default_flash_blank_check,
.protect_check = stm32x_protect_check,
.info = get_stm32x_info,
+ .free_driver_priv = default_flash_free_driver_priv,
};