* (C) Copyright 2003
* Marc Singer, elf@buici.com
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * 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
+ * SPDX-License-Identifier: GPL-2.0+
*/
/*
static uint out_last_addr, out_last_size, out_last_value;
-int do_portio_out (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+int do_portio_out (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
uint addr = out_last_addr;
uint size = out_last_size;
uint value = out_last_value;
- if (argc != 3) {
- printf ("Usage:\n%s\n", cmdtp->usage);
- return 1;
- }
+ if (argc != 3)
+ return CMD_RET_USAGE;
if ((flag & CMD_FLAG_REPEAT) == 0) {
- /* New command specified. Check for a size specification.
+ /*
+ * New command specified. Check for a size specification.
* Defaults to long if no or incorrect specification.
*/
size = cmd_get_data_size (argv[0], 1);
U_BOOT_CMD(
out, 3, 1, do_portio_out,
- "out - write datum to IO port\n",
- "[.b, .w, .l] port value\n - output to IO port\n"
+ "write datum to IO port",
+ "[.b, .w, .l] port value\n - output to IO port"
);
-int do_portio_in (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+int do_portio_in (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
uint addr = in_last_addr;
uint size = in_last_size;
- if (argc != 2) {
- printf ("Usage:\n%s\n", cmdtp->usage);
- return 1;
- }
+ if (argc != 2)
+ return CMD_RET_USAGE;
if ((flag & CMD_FLAG_REPEAT) == 0) {
- /* New command specified. Check for a size specification.
+ /*
+ * New command specified. Check for a size specification.
* Defaults to long if no or incorrect specification.
*/
size = cmd_get_data_size (argv[0], 1);
U_BOOT_CMD(
in, 2, 1, do_portio_in,
- "in - read data from an IO port\n",
+ "read data from an IO port",
"[.b, .w, .l] port\n"
- " - read datum from IO port\n"
+ " - read datum from IO port"
);