util/cs-etm-decoder/cs-etm-decoder.c

96 int cs_etm_decoder__get_packet(struct cs_etm_packet_queue *packet_queue,
99 	if (!packet_queue || !packet)
103 	if (packet_queue->packet_count == 0)
114 	packet_queue->head = (packet_queue->head + 1) &
117 	*packet = packet_queue->packet_buffer[packet_queue->head];
119 	packet_queue->packet_count--;
283 				  struct cs_etm_packet_queue *packet_queue,
289 	if (!packet_queue->next_cs_timestamp)
292 	estimated_ts = packet_queue->cs_timestamp +
293 			cs_etm_decoder__dec_instr_count_to_ns(&packet_queue->instr_count);
296 	packet_queue->cs_timestamp = min(packet_queue->next_cs_timestamp, estimated_ts);
310 	struct cs_etm_packet_queue *packet_queue;
315 	packet_queue = cs_etm__etmq_get_packet_queue(etmq, trace_chan_id);
316 	if (!packet_queue)
331 	if (packet_queue->next_cs_timestamp) {
336 		packet_queue->cs_timestamp = packet_queue->next_cs_timestamp;
337 		packet_queue->next_cs_timestamp = converted_timestamp;
347 		packet_queue->cs_timestamp = 0;
353 	} else if (packet_queue->instr_count / INSTR_PER_NS > converted_timestamp) {
355 		 * Sanity check that the elem->timestamp - packet_queue->instr_count would not
358 		packet_queue->cs_timestamp = 0;
370 					(packet_queue->instr_count / INSTR_PER_NS);
371 		packet_queue->cs_timestamp = max(packet_queue->cs_timestamp, estimated_first_ts);
373 	packet_queue->next_cs_timestamp = converted_timestamp;
374 	packet_queue->instr_count = 0;
384 cs_etm_decoder__reset_timestamp(struct cs_etm_packet_queue *packet_queue)
386 	packet_queue->next_cs_timestamp = 0;
387 	packet_queue->instr_count = 0;
391 cs_etm_decoder__buffer_packet(struct cs_etm_packet_queue *packet_queue,
398 	if (packet_queue->packet_count >= CS_ETM_PACKET_MAX_BUFFER - 1)
404 	et = packet_queue->tail;
406 	packet_queue->tail = et;
407 	packet_queue->packet_count++;
409 	packet_queue->packet_buffer[et].sample_type = sample_type;
410 	packet_queue->packet_buffer[et].isa = CS_ETM_ISA_UNKNOWN;
411 	packet_queue->packet_buffer[et].cpu = cpu;
412 	packet_queue->packet_buffer[et].start_addr = CS_ETM_INVAL_ADDR;
413 	packet_queue->packet_buffer[et].end_addr = CS_ETM_INVAL_ADDR;
414 	packet_queue->packet_buffer[et].instr_count = 0;
415 	packet_queue->packet_buffer[et].last_instr_taken_branch = false;
416 	packet_queue->packet_buffer[et].last_instr_size = 0;
417 	packet_queue->packet_buffer[et].last_instr_type = 0;
418 	packet_queue->packet_buffer[et].last_instr_subtype = 0;
419 	packet_queue->packet_buffer[et].last_instr_cond = 0;
420 	packet_queue->packet_buffer[et].flags = 0;
421 	packet_queue->packet_buffer[et].exception_number = UINT32_MAX;
422 	packet_queue->packet_buffer[et].trace_chan_id = trace_chan_id;
424 	if (packet_queue->packet_count == CS_ETM_PACKET_MAX_BUFFER - 1)
432 			     struct cs_etm_packet_queue *packet_queue,
439 	ret = cs_etm_decoder__buffer_packet(packet_queue, trace_chan_id,
444 	packet = &packet_queue->packet_buffer[packet_queue->tail];
490 	packet_queue->instr_count += elem->num_instr_range;
492 	ret = cs_etm_decoder__do_soft_timestamp(etmq, packet_queue,
539 			struct cs_etm_packet_queue *packet_queue,
575 	cs_etm_decoder__reset_timestamp(packet_queue);
589 	struct cs_etm_packet_queue *packet_queue;
592 	packet_queue = cs_etm__etmq_get_packet_queue(etmq, trace_chan_id);
593 	if (!packet_queue)
602 		resp = cs_etm_decoder__buffer_discontinuity(packet_queue,
606 		resp = cs_etm_decoder__buffer_range(etmq, packet_queue, elem,
610 		resp = cs_etm_decoder__buffer_exception(packet_queue, elem,
614 		resp = cs_etm_decoder__buffer_exception_ret(packet_queue,
623 		resp = cs_etm_decoder__set_tid(etmq, packet_queue,