flash/nor/at91samd: add SAMR21E19A DID

[fw/openocd] / src / flash / nor / str9x.c

diff --git a/src/flash/nor/str9x.c b/src/flash/nor/str9x.c
index ea8c35eacd854529a549f70ee529f5503fa92c37..37700ce36d9bfb693fcfca15329cf8804dd091ab 100644 (file)
--- a/src/flash/nor/str9x.c
+++ b/src/flash/nor/str9x.c
@@ -19,9 +19,7 @@
  *   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.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
  ***************************************************************************/
 
 #ifdef HAVE_CONFIG_H
@@ -46,7 +44,6 @@ struct str9x_flash_bank {
        uint32_t *sector_bits;
        int variant;
        int bank1;
-       struct working_area *write_algorithm;
 };
 
 enum str9x_status_codes {
@@ -158,8 +155,6 @@ FLASH_BANK_COMMAND_HANDLER(str9x_flash_bank_command)
 
        str9x_build_block_list(bank);
 
-       str9x_info->write_algorithm = NULL;
-
        return ERROR_OK;
 }
 
@@ -350,11 +345,11 @@ static int str9x_protect(struct flash_bank *bank,
 }
 
 static int str9x_write_block(struct flash_bank *bank,
-               uint8_t *buffer, uint32_t offset, uint32_t count)
+               const uint8_t *buffer, uint32_t offset, uint32_t count)
 {
-       struct str9x_flash_bank *str9x_info = bank->driver_priv;
        struct target *target = bank->target;
        uint32_t buffer_size = 32768;
+       struct working_area *write_algorithm;
        struct working_area *source;
        uint32_t address = bank->base + offset;
        struct reg_param reg_params[4];
@@ -390,23 +385,23 @@ static int str9x_write_block(struct flash_bank *bank,
 
        /* flash write code */
        if (target_alloc_working_area(target, sizeof(str9x_flash_write_code),
-                       &str9x_info->write_algorithm) != ERROR_OK) {
+                       &write_algorithm) != ERROR_OK) {
                LOG_WARNING("no working area available, can't do block memory writes");
                return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
-       };
+       }
 
-       target_write_buffer(target, str9x_info->write_algorithm->address,
-                       sizeof(str9x_flash_write_code),
-                       (uint8_t *)str9x_flash_write_code);
+       uint8_t code[sizeof(str9x_flash_write_code)];
+       target_buffer_set_u32_array(target, code, ARRAY_SIZE(str9x_flash_write_code),
+                       str9x_flash_write_code);
+       target_write_buffer(target, write_algorithm->address, sizeof(code), code);
 
        /* memory buffer */
        while (target_alloc_working_area_try(target, buffer_size, &source) != ERROR_OK) {
                buffer_size /= 2;
                if (buffer_size <= 256) {
-                       /* if we already allocated the writing code, but failed to get a
+                       /* we already allocated the writing code, but failed to get a
                         * buffer, free the algorithm */
-                       if (str9x_info->write_algorithm)
-                               target_free_working_area(target, str9x_info->write_algorithm);
+                       target_free_working_area(target, write_algorithm);
 
                        LOG_WARNING("no large enough working area available, can't do block memory writes");
                        return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
@@ -432,7 +427,7 @@ static int str9x_write_block(struct flash_bank *bank,
                buf_set_u32(reg_params[2].value, 0, 32, thisrun_count);
 
                retval = target_run_algorithm(target, 0, NULL, 4, reg_params,
-                               str9x_info->write_algorithm->address,
+                               write_algorithm->address,
                                0, 10000, &arm_algo);
                if (retval != ERROR_OK) {
                        LOG_ERROR("error executing str9x flash write algorithm");
@@ -451,7 +446,7 @@ static int str9x_write_block(struct flash_bank *bank,
        }
 
        target_free_working_area(target, source);
-       target_free_working_area(target, str9x_info->write_algorithm);
+       target_free_working_area(target, write_algorithm);
 
        destroy_reg_param(&reg_params[0]);
        destroy_reg_param(&reg_params[1]);
@@ -462,7 +457,7 @@ static int str9x_write_block(struct flash_bank *bank,
 }
 
 static int str9x_write(struct flash_bank *bank,
-               uint8_t *buffer, uint32_t offset, uint32_t count)
+               const uint8_t *buffer, uint32_t offset, uint32_t count)
 {
        struct target *target = bank->target;
        uint32_t words_remaining = (count / 2);
@@ -610,12 +605,6 @@ COMMAND_HANDLER(str9x_handle_part_id_command)
 }
 #endif
 
-static int get_str9x_info(struct flash_bank *bank, char *buf, int buf_size)
-{
-       snprintf(buf, buf_size, "str9x flash driver info");
-       return ERROR_OK;
-}
-
 COMMAND_HANDLER(str9x_handle_flash_config_command)
 {
        struct target *target = NULL;
@@ -690,5 +679,5 @@ struct flash_driver str9x_flash = {
        .auto_probe = str9x_probe,
        .erase_check = default_flash_blank_check,
        .protect_check = str9x_protect_check,
-       .info = get_str9x_info,
+       .free_driver_priv = default_flash_free_driver_priv,
 };