73 lines
1.8 KiB
C
73 lines
1.8 KiB
C
/*
|
|
* (C) Copyright 2001
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
/*
|
|
* Misc functions
|
|
*/
|
|
#include <common.h>
|
|
#include <command.h>
|
|
|
|
#if (CONFIG_COMMANDS & CFG_CMD_MISC)
|
|
|
|
int do_sleep (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
|
|
{
|
|
ulong start = get_timer(0);
|
|
ulong delay;
|
|
|
|
if (argc != 2) {
|
|
printf ("Usage:\n%s\n", cmdtp->usage);
|
|
return 1;
|
|
}
|
|
|
|
delay = simple_strtoul(argv[1], NULL, 10) * CFG_HZ;
|
|
|
|
while (get_timer(start) < delay) {
|
|
if (ctrlc ()) {
|
|
return (-1);
|
|
}
|
|
udelay (100);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Implemented in $(CPU)/interrupts.c */
|
|
#if (CONFIG_COMMANDS & CFG_CMD_IRQ)
|
|
int do_irqinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
|
|
|
|
U_BOOT_CMD(
|
|
irqinfo, 1, 1, do_irqinfo,
|
|
"irqinfo - print information about IRQs\n",
|
|
NULL
|
|
);
|
|
#endif /* CONFIG_COMMANDS & CFG_CMD_IRQ */
|
|
|
|
U_BOOT_CMD(
|
|
sleep , 2, 2, do_sleep,
|
|
"sleep - delay execution for some time\n",
|
|
"N\n"
|
|
" - delay execution for N seconds (N is _decimal_ !!!)\n"
|
|
);
|
|
|
|
#endif /* CFG_CMD_MISC */
|