67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
/*
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* (C) Copyright 2000-2009
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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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#include <common.h>
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#include <watchdog.h>
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#ifndef CONFIG_WD_PERIOD
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# define CONFIG_WD_PERIOD (10 * 1000 * 1000) /* 10 seconds default*/
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#endif
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/* ------------------------------------------------------------------------- */
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void udelay(unsigned long usec)
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{
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ulong kv;
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do {
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WATCHDOG_RESET();
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kv = usec > CONFIG_WD_PERIOD ? CONFIG_WD_PERIOD : usec;
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__udelay (kv);
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usec -= kv;
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} while(usec);
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}
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void mdelay(unsigned long msec)
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{
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while (msec--)
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udelay(1000);
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}
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ulong __timer_get_boot_us(void)
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{
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static ulong base_time;
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/*
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* We can't implement this properly. Return 0 on the first call and
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* larger values after that.
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*/
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if (base_time)
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return get_timer(base_time) * 1000;
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base_time = get_timer(0);
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return 0;
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}
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ulong timer_get_boot_us(void)
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__attribute__((weak, alias("__timer_get_boot_us")));
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