blob: 38c41fd829841e63d8b2303e408948e05769a8a8 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
/* Copyright 2013-2015 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdint.h>
#include <stdlib.h>
#include <stdio.h>
#include <assert.h>
#define __TEST__
#include <timebase.h>
unsigned long tb_hz = 512000000;
int main(void)
{
/* This is a fairly solid assumption that the math we're doing
* is based on tb_hz of exactly 512mhz.
* If we do start doing the math on different tb_hz, you probably
* want to go and audit every bit of code that touches tb to
* count/delay things.
*/
assert(tb_hz == 512000000);
assert(secs_to_tb(1) == tb_hz);
assert(secs_to_tb(2) == 1024000000);
assert(secs_to_tb(10) == 5120000000);
assert(tb_to_secs(512000000) == 1);
assert(tb_to_secs(5120000000) == 10);
assert(tb_to_secs(1024000000) == 2);
assert(msecs_to_tb(1) == 512000);
assert(msecs_to_tb(100) == 51200000);
assert(msecs_to_tb(5) == 2560000);
assert(tb_to_msecs(512000) == 1);
assert(usecs_to_tb(5) == 2560);
assert(tb_to_usecs(2560) == 5);
assert(usecs_to_tb(5)*1000 == msecs_to_tb(5));
assert(tb_to_usecs(512000) == 1000);
assert(tb_compare(msecs_to_tb(5), usecs_to_tb(5)) == TB_AAFTERB);
assert(tb_compare(msecs_to_tb(5), usecs_to_tb(50000)) == TB_ABEFOREB);
assert(tb_compare(msecs_to_tb(5), usecs_to_tb(5)*1000) == TB_AEQUALB);
return 0;
}
|
