3
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4
* Marius Groeger <mgroeger@sysgo.de>
7
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
8
* Alex Zuepke <azu@sysgo.de>
10
* See file CREDITS for list of people who contributed to this
13
* This program is free software; you can redistribute it and/or
14
* modify it under the terms of the GNU General Public License as
15
* published by the Free Software Foundation; either version 2 of
16
* the License, or (at your option) any later version.
18
* This program is distributed in the hope that it will be useful,
19
* but WITHOUT ANY WARRANTY; without even the implied warranty of
20
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21
* GNU General Public License for more details.
23
* You should have received a copy of the GNU General Public License
24
* along with this program; if not, write to the Free Software
25
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
37
void reset_timer (void)
39
reset_timer_masked ();
42
ulong get_timer (ulong base)
44
return get_timer_masked ();
47
void set_timer (ulong t)
52
void udelay (unsigned long usec)
58
void reset_timer_masked (void)
63
ulong get_timer_masked (void)
68
void udelay_masked (unsigned long usec)
79
tmo = usec * CONFIG_SYS_HZ;
83
endtime = get_timer_masked () + tmo;
86
ulong now = get_timer_masked ();
92
* This function is derived from PowerPC code (read timebase as long long).
93
* On ARM it just returns the timer value.
95
unsigned long long get_ticks(void)
101
* This function is derived from PowerPC code (timebase clock frequency).
102
* On ARM it returns the number of timer ticks per second.
104
ulong get_tbclk (void)
108
tbclk = CONFIG_SYS_HZ;