1 /*
2 * Copyright (c) 2011 Aeroflex Gaisler
3 *
4 * BSD license:
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25
26 #include <sys/types.h>
27 #include <sys/times.h>
28 #include <sys/errno.h>
29 #include <asm-leon/jiffies.h>
30 #include <asm-leon/param.h>
31
32 clock_t (*clock_custom) (void) = 0;
33
34 extern int *rtc;
35
36 clock_t
times(struct tms * buffer)37 times (struct tms *buffer)
38 {
39 clock_t v;
40 if (clock_custom)
41 v = clock_custom ();
42 else
43 v = -*rtc;
44
45 buffer->tms_utime = v; //-*rtc;
46 buffer->tms_utime /= (CLOCK_TICK_RATE / HZ);
47 buffer->tms_stime = 0;
48 buffer->tms_cutime = 0;
49 buffer->tms_cstime = 0;
50 }
51
52 clock_t
clock(void)53 clock (void)
54 {
55 if (clock_custom)
56 return clock_custom ();
57 return (-*rtc);
58 }
59