Set empty usage field for commands that do not need parameters

[openocd.git] / src / flash / mflash.c

diff --git a/src/flash/mflash.c b/src/flash/mflash.c
index 6f4a988ece4de275fa5d5185a79072c45e646304..1ad7290fa5850095b889823a5e51c03d8aec6c4c 100644 (file)
--- a/src/flash/mflash.c
+++ b/src/flash/mflash.c
@@ -12,9 +12,7 @@
  *   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.,                                       *
- *   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
@@ -261,11 +259,11 @@ static int mg_dsk_wait(mg_io_type_wait wait_local, uint32_t time_var)
                                case mg_io_wait_rdy:
                                        if (status & mg_io_rbit_status_ready)
                                                return ERROR_OK;
-
+                                       /* fallthrough */
                                case mg_io_wait_drq:
                                        if (status & mg_io_rbit_status_data_req)
                                                return ERROR_OK;
-
+                                       /* fallthrough */
                                default:
                                        break;
                        }
@@ -749,7 +747,7 @@ COMMAND_HANDLER(mg_write_cmd)
 {
        uint32_t address, cnt, res, i;
        uint8_t *buffer;
-       struct fileio fileio;
+       struct fileio *fileio;
        int ret;
 
        if (CMD_ARGC != 3)
@@ -764,12 +762,12 @@ COMMAND_HANDLER(mg_write_cmd)
        size_t filesize;
        buffer = malloc(MG_FILEIO_CHUNK);
        if (!buffer) {
-               fileio_close(&fileio);
+               fileio_close(fileio);
                return ERROR_FAIL;
        }
-       int retval = fileio_size(&fileio, &filesize);
+       int retval = fileio_size(fileio, &filesize);
        if (retval != ERROR_OK) {
-               fileio_close(&fileio);
+               fileio_close(fileio);
                free(buffer);
                return retval;
        }
@@ -782,7 +780,7 @@ COMMAND_HANDLER(mg_write_cmd)
 
        size_t buf_cnt;
        for (i = 0; i < cnt; i++) {
-               ret = fileio_read(&fileio, MG_FILEIO_CHUNK, buffer, &buf_cnt);
+               ret = fileio_read(fileio, MG_FILEIO_CHUNK, buffer, &buf_cnt);
                if (ret != ERROR_OK)
                        goto mg_write_cmd_err;
                ret = mg_mflash_write(address, buffer, MG_FILEIO_CHUNK);
@@ -792,7 +790,7 @@ COMMAND_HANDLER(mg_write_cmd)
        }
 
        if (res) {
-               ret = fileio_read(&fileio, res, buffer, &buf_cnt);
+               ret = fileio_read(fileio, res, buffer, &buf_cnt);
                if (ret != ERROR_OK)
                        goto mg_write_cmd_err;
                ret = mg_mflash_write(address, buffer, res);
@@ -807,13 +805,13 @@ COMMAND_HANDLER(mg_write_cmd)
        }
 
        free(buffer);
-       fileio_close(&fileio);
+       fileio_close(fileio);
 
        return ERROR_OK;
 
 mg_write_cmd_err:
        free(buffer);
-       fileio_close(&fileio);
+       fileio_close(fileio);
 
        return ret;
 }
@@ -822,7 +820,7 @@ COMMAND_HANDLER(mg_dump_cmd)
 {
        uint32_t address, size, cnt, res, i;
        uint8_t *buffer;
-       struct fileio fileio;
+       struct fileio *fileio;
        int ret;
 
        if (CMD_ARGC != 4)
@@ -837,7 +835,7 @@ COMMAND_HANDLER(mg_dump_cmd)
 
        buffer = malloc(MG_FILEIO_CHUNK);
        if (!buffer) {
-               fileio_close(&fileio);
+               fileio_close(fileio);
                return ERROR_FAIL;
        }
 
@@ -852,7 +850,7 @@ COMMAND_HANDLER(mg_dump_cmd)
                ret = mg_mflash_read(address, buffer, MG_FILEIO_CHUNK);
                if (ret != ERROR_OK)
                        goto mg_dump_cmd_err;
-               ret = fileio_write(&fileio, MG_FILEIO_CHUNK, buffer, &size_written);
+               ret = fileio_write(fileio, MG_FILEIO_CHUNK, buffer, &size_written);
                if (ret != ERROR_OK)
                        goto mg_dump_cmd_err;
                address += MG_FILEIO_CHUNK;
@@ -862,7 +860,7 @@ COMMAND_HANDLER(mg_dump_cmd)
                ret = mg_mflash_read(address, buffer, res);
                if (ret != ERROR_OK)
                        goto mg_dump_cmd_err;
-               ret = fileio_write(&fileio, res, buffer, &size_written);
+               ret = fileio_write(fileio, res, buffer, &size_written);
                if (ret != ERROR_OK)
                        goto mg_dump_cmd_err;
        }
@@ -875,13 +873,13 @@ COMMAND_HANDLER(mg_dump_cmd)
        }
 
        free(buffer);
-       fileio_close(&fileio);
+       fileio_close(fileio);
 
        return ERROR_OK;
 
 mg_dump_cmd_err:
        free(buffer);
-       fileio_close(&fileio);
+       fileio_close(fileio);
 
        return ret;
 }
@@ -1329,6 +1327,7 @@ static const struct command_registration mflash_exec_command_handlers[] = {
                .handler = mg_probe_cmd,
                .mode = COMMAND_EXEC,
                .help = "Detect bank configuration information",
+               .usage = "",
        },
        {
                .name = "write",