WebSVN - shark - Blame - Rev 1517 - /demos/trunk/newtrace/utils/pwcet

Rev	Author	Line No.	Line
1491	giacomo	1	/*
		2	* Project: S.Ha.R.K.
		3	*
		4	* Coordinators:
		5	* Giorgio Buttazzo <giorgio@sssup.it>
		6	* Paolo Gai <pj@gandalf.sssup.it>
		7	*
		8	* Authors :
		9	* Giacomo Guidi <giacomo@gandalf.sssup.it>
		10	*
		11	* ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)
		12	*
		13	* http://www.sssup.it
		14	* http://retis.sssup.it
		15	* http://shark.sssup.it
		16	*/
		17
		18	#include <stdio.h>
		19	#include <unistd.h>
		20	#include <stdlib.h>
		21	#include <string.h>
		22
		23	#include <FTrace.h>
		24
		25	#define READ_BUFFER 2000
		26	#define DELTA_BUFFER 100
		27
		28	int main(int argc, char *argv[])
		29	{
		30
		31	char buffer[READ_BUFFER+DELTA_BUFFER];
		32	void p, last;
1492	giacomo	33	int n,delta,size,tsc;
1491	giacomo	34
		35	unsigned long long ev = 0, tsc_value;
		36
		37	FILE *input_file;
		38
		39	if (argc < 2) {
		40	printf("%s: Enter the input file name [%s filename]\n",argv[0],argv[0]);
		41	exit(1);
		42	}
		43
		44	input_file = fopen(argv[1],"rb");
		45
		46	last = buffer + READ_BUFFER;
		47
		48	while(!feof(input_file)) {
		49
		50	//move remaining byte
		51	delta = (unsigned int)(buffer) + READ_BUFFER - (unsigned int)(last);
		52	if (delta > 0) memcpy(buffer,last,delta);
		53
		54	n = fread(buffer+delta,1,READ_BUFFER+10,input_file);
		55	fseek(input_file,-(delta+10),SEEK_CUR);
		56
		57	p = buffer;
		58
		59	while ((unsigned int)(p) + 16 <= (unsigned int)(buffer + READ_BUFFER) &&
		60	(unsigned int)(p) + 16 <= (unsigned int)(buffer + n + delta)) {
		61
1492	giacomo	62	tsc = 0;
		63
1510	giacomo	64	switch ((unsigned short int )(p) & 0x00FF) {
1491	giacomo	65
		66	case FTrace_EVT_ipoint:
		67	printf("%d ",(unsigned short int )(p+2));
1492	giacomo	68	tsc = 1;
1491	giacomo	69	break;
		70
1494	giacomo	71	/* Tracer start */
1491	giacomo	72	case FTrace_EVT_trace_start:
		73	printf("0 ");
1492	giacomo	74	tsc = 1;
1491	giacomo	75	break;
		76
1494	giacomo	77	/* Tracer stop */
1491	giacomo	78	case FTrace_EVT_trace_stop:
		79	printf("1 ");
1492	giacomo	80	tsc = 1;
1491	giacomo	81	break;
		82
1494	giacomo	83	/* Interrupt start (int num) */
1491	giacomo	84	case FTrace_EVT_timer_wakeup_start:
		85	case FTrace_EVT_interrupt_start:
		86	printf("2 ");
1492	giacomo	87	tsc = 1;
1491	giacomo	88	break;
		89
1494	giacomo	90	/* Interrupt Stop (int num, or context num is int 3) */
		91	case FTrace_EVT_timer_wakeup_end:
1491	giacomo	92	case FTrace_EVT_interrupt_end:
		93	printf("3 ");
1492	giacomo	94	tsc = 1;
1491	giacomo	95	break;
		96
1494	giacomo	97	/* Context to (context num) */
1491	giacomo	98	case FTrace_EVT_context_switch:
		99	printf("4 ");
1492	giacomo	100	tsc = 1;
1491	giacomo	101	break;
		102
1494	giacomo	103	/* Task Create (context num, pid num) */
		104	case FTrace_EVT_task_create:
		105	printf("5 ");
		106	tsc = 1;
		107	break;
		108
		109	/* Task Activate (context num) */
		110	case FTrace_EVT_task_activate:
		111	printf("6 ");
		112	tsc = 1;
		113	break;
		114
		115	/* Task End (context num) */
		116	case FTrace_EVT_task_end:
		117	printf("7 ");
		118	tsc = 1;
		119	break;
		120
		121	/* Task End-Cycle (context num) */
		122	case FTrace_EVT_task_end_cycle:
		123	printf("8 ");
		124	tsc = 1;
		125	break;
		126
1508	giacomo	127	/* Task Context - PID declaration */
		128	case FTrace_EVT_id:
		129	printf("9 ");
		130	tsc = 1;
		131	break;
		132
1517	giacomo	133	case FTrace_EVT_cycles_per_msec:
		134	printf("10 ");
		135	tsc = 1;
		136	break;
		137
1491	giacomo	138	}
		139
		140	tsc_value = (unsigned long long)((unsigned int )(p+4)) << 32;
		141	tsc_value += (unsigned long long)((unsigned int )(p+8));
		142
1492	giacomo	143	if (tsc == 1) {
1491	giacomo	144
1492	giacomo	145	printf("%llu ",tsc_value);
		146
1510	giacomo	147	switch ((unsigned short int )(p) & 0x00FF) {
1492	giacomo	148
		149	case FTrace_EVT_interrupt_start:
		150	printf("%d ",(unsigned short int )(p+2));
		151	break;
		152
		153	case FTrace_EVT_timer_wakeup_start:
		154	printf("%d ",0);
		155	break;
		156
		157	case FTrace_EVT_timer_wakeup_end:
		158	case FTrace_EVT_interrupt_end:
		159	printf("%d ",(unsigned short int )(p+2));
		160	break;
		161
		162	case FTrace_EVT_context_switch:
		163	printf("%d ",(unsigned short int )(p+2));
		164	break;
		165
1494	giacomo	166	case FTrace_EVT_task_create:
		167	printf("%d %d",(unsigned short int )(p+2),(unsigned int )(p+12));
		168	break;
		169
		170	case FTrace_EVT_task_activate:
		171	printf("%d ",(unsigned short int )(p+2));
		172	break;
		173
		174	case FTrace_EVT_task_end_cycle:
		175	printf("%d ",(unsigned short int )(p+2));
		176	break;
		177
		178	case FTrace_EVT_task_end:
		179	printf("%d ",(unsigned short int )(p+2));
		180	break;
		181
1508	giacomo	182	case FTrace_EVT_id:
		183	printf("%d %d",(unsigned short int )(p+2),(unsigned int )(p+12));
		184	break;
		185
1517	giacomo	186	case FTrace_EVT_cycles_per_msec:
		187	printf("%d ",(unsigned int )(p+12));
		188	break;
		189
1492	giacomo	190	}
		191
		192	printf("\n");
		193
		194	}
		195
1491	giacomo	196	size = 16;
		197
		198	ev++;
		199
		200	p += 16;
		201
		202	if ((unsigned int)(p) + 10 > (unsigned int)(buffer + n + delta)) break;
		203
		204	last = p;
		205
		206	}
		207
		208	if ((unsigned int)(p) + 10 > (unsigned int)(buffer + n + delta)) break;
		209
		210	}
		211
		212	fclose(input_file);
		213
		214	return 0;
		215
		216	}
		217

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(root)/demos/trunk/newtrace/utils/pwcet_gen.c @ 1523 - Rev 1517