1 /*
2  * dspbridge/src/api/linux/Timer.c
3  *
4  * DSP-BIOS Bridge driver support functions for TI OMAP processors.
5  *
6  * Copyright (C) 2007 Texas Instruments, Inc.
7  *
8  * This program is free software; you can redistribute it and/or modify it
9  * under the terms of the GNU Lesser General Public License as published
10  * by the Free Software Foundation version 2.1 of the License.
11  *
12  * This program is distributed .as is. WITHOUT ANY WARRANTY of any kind,
13  * whether express or implied; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Lesser General Public License for more details.
16  */
17 
18 
19 /*
20  *  ======== Timer.c ========
21  *  Description:
22  *      Source for API time measurements. For Debugging only
23  *
24  *
25  *! Revision History
26  *! =================
27  *! 01-May-2008 RG: Initial version
28  *
29  */
30 
31 /*  ----------------------------------- Host OS */
32 #include <perfutils.h>
33 
34 
35 /*
36  * ======== StartTimer ========
37  */
getTimeStamp(struct timeval * tv)38 INT getTimeStamp(struct timeval *tv)
39 {
40 	INT Result = 0;
41 	struct timezone tz;
42 	Result = gettimeofday(tv, &tz);
43 	if (Result != 0)
44 		fprintf(stdout, "FAIL: gettimeofday is failed\n");
45 
46 	return Result;
47 }
48 /*
49  * ======== PrintStatisticsStartTimer ========
50  */
PrintStatistics(struct timeval * tv_beg,struct timeval * tv_end,char * ModuleName,INT BufferSize)51 void PrintStatistics(struct timeval *tv_beg, struct timeval *tv_end,
52 			char *ModuleName, INT BufferSize)
53 {
54 	ULONG   totalTimeuSec = 0;
55 
56 	if (tv_end->tv_usec < tv_beg->tv_usec) {
57 		tv_end->tv_usec += 1000000;
58 		tv_end->tv_sec  -= 1;
59 	}
60 
61 	totalTimeuSec = (tv_end->tv_sec - tv_beg->tv_sec) * 1000000 +
62 			(tv_end->tv_usec - tv_beg->tv_usec);
63 	fprintf(stdout, "LOG: *********BEGIN STATISTICS************"
64 				"********************\n");
65 	fprintf(stdout, "LOG: MODULE: %s \n", ModuleName);
66 	if (BufferSize != 0)
67 		fprintf(stdout, "LOG: BufferSize: 0x%x \n", BufferSize);
68 
69 	fprintf(stdout, "LOG: RESULT: %lu\n", totalTimeuSec);
70 	fprintf(stdout, "LOG: **********END STATISTICS*************"
71 				"******************\n");
72 
73 }
74