74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
/*
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* (C) Copyright 2001
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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* Misc functions
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*/
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#include <common.h>
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#include <command.h>
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#if (CONFIG_COMMANDS & CFG_CMD_MISC)
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int do_sleep (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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ulong delay;
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if (argc != 2) {
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printf ("Usage:\n%s\n", cmdtp->usage);
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return 1;
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}
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delay = simple_strtoul(argv[1], NULL, 10);
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while (delay) {
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int i;
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for (i=0; i<1000; ++i) {
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if (ctrlc ()) {
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return (-1);
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}
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udelay (1000);
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}
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--delay;
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}
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return 0;
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}
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/* Implemented in $(CPU)/interrupts.c */
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#if (CONFIG_COMMANDS & CFG_CMD_IRQ)
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int do_irqinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
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U_BOOT_CMD(
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irqinfo, 1, 1, do_irqinfo,
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"irqinfo - print information about IRQs\n",
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NULL
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);
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#endif /* CONFIG_COMMANDS & CFG_CMD_IRQ */
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U_BOOT_CMD(
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sleep , 2, 2, do_sleep,
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"sleep - delay execution for some time\n",
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"N\n"
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" - delay execution for N seconds (N is _decimal_ !!!)\n"
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);
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#endif /* CFG_CMD_MISC */
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