WebSVN - shark - Blame - Rev 1494 - /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
1491	giacomo	64	switch ((unsigned short int )(p)) {
		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
1491	giacomo	127	}
		128
		129	tsc_value = (unsigned long long)((unsigned int )(p+4)) << 32;
		130	tsc_value += (unsigned long long)((unsigned int )(p+8));
		131
1492	giacomo	132	if (tsc == 1) {
1491	giacomo	133
1492	giacomo	134	printf("%llu ",tsc_value);
		135
		136	switch ((unsigned short int )(p)) {
		137
		138	case FTrace_EVT_interrupt_start:
		139	printf("%d ",(unsigned short int )(p+2));
		140	break;
		141
		142	case FTrace_EVT_timer_wakeup_start:
		143	printf("%d ",0);
		144	break;
		145
		146	case FTrace_EVT_timer_wakeup_end:
		147	case FTrace_EVT_interrupt_end:
		148	printf("%d ",(unsigned short int )(p+2));
		149	break;
		150
		151	case FTrace_EVT_context_switch:
		152	printf("%d ",(unsigned short int )(p+2));
		153	break;
		154
1494	giacomo	155	case FTrace_EVT_task_create:
		156	printf("%d %d",(unsigned short int )(p+2),(unsigned int )(p+12));
		157	break;
		158
		159	case FTrace_EVT_task_activate:
		160	printf("%d ",(unsigned short int )(p+2));
		161	break;
		162
		163	case FTrace_EVT_task_end_cycle:
		164	printf("%d ",(unsigned short int )(p+2));
		165	break;
		166
		167	case FTrace_EVT_task_end:
		168	printf("%d ",(unsigned short int )(p+2));
		169	break;
		170
1492	giacomo	171	}
		172
		173	printf("\n");
		174
		175	}
		176
1491	giacomo	177	size = 16;
		178
		179	ev++;
		180
		181	p += 16;
		182
		183	if ((unsigned int)(p) + 10 > (unsigned int)(buffer + n + delta)) break;
		184
		185	last = p;
		186
		187	}
		188
		189	if ((unsigned int)(p) + 10 > (unsigned int)(buffer + n + delta)) break;
		190
		191	}
		192
		193	fclose(input_file);
		194
		195	return 0;
		196
		197	}
		198

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(root)/demos/trunk/newtrace/utils/pwcet_gen.c - Rev 1494