76 static int intel_pt_get_long_tnt(const unsigned char *buf, size_t len,  in intel_pt_get_long_tnt()  argument
85 	payload = le64_to_cpu(*(uint64_t *)buf);  in intel_pt_get_long_tnt()
99 static int intel_pt_get_pip(const unsigned char *buf, size_t len,  in intel_pt_get_pip()  argument
108 	memcpy_le64(&payload, buf + 2, 6);  in intel_pt_get_pip()
122 static int intel_pt_get_cbr(const unsigned char *buf, size_t len,  in intel_pt_get_cbr()  argument
128 	packet->payload = le16_to_cpu(*(uint16_t *)(buf + 2));  in intel_pt_get_cbr()
132 static int intel_pt_get_vmcs(const unsigned char *buf, size_t len,  in intel_pt_get_vmcs()  argument
145 	memcpy_le64(&packet->payload, buf + 2, count);  in intel_pt_get_vmcs()
156 static int intel_pt_get_psb(const unsigned char *buf, size_t len,  in intel_pt_get_psb()  argument
165 		if (buf[i] != 2 || buf[i + 1] != 0x82)  in intel_pt_get_psb()
179 static int intel_pt_get_tma(const unsigned char *buf, size_t len,  in intel_pt_get_tma()  argument
186 	packet->payload = buf[2] | (buf[3] << 8);  in intel_pt_get_tma()
187 	packet->count = buf[5] | ((buf[6] & BIT(0)) << 8);  in intel_pt_get_tma()
197 static int intel_pt_get_mnt(const unsigned char *buf, size_t len,  in intel_pt_get_mnt()  argument
203 	memcpy_le64(&packet->payload, buf + 3, 8);  in intel_pt_get_mnt()
208 static int intel_pt_get_3byte(const unsigned char *buf, size_t len,  in intel_pt_get_3byte()  argument
214 	switch (buf[2]) {  in intel_pt_get_3byte()
216 		return intel_pt_get_mnt(buf, len, packet);  in intel_pt_get_3byte()
222 static int intel_pt_get_ptwrite(const unsigned char *buf, size_t len,  in intel_pt_get_ptwrite()  argument
225 	packet->count = (buf[1] >> 5) & 0x3;  in intel_pt_get_ptwrite()
226 	packet->type = buf[1] & BIT(7) ? INTEL_PT_PTWRITE_IP :  in intel_pt_get_ptwrite()
233 		packet->payload = le32_to_cpu(*(uint32_t *)(buf + 2));  in intel_pt_get_ptwrite()
238 		packet->payload = le64_to_cpu(*(uint64_t *)(buf + 2));  in intel_pt_get_ptwrite()
257 static int intel_pt_get_mwait(const unsigned char *buf, size_t len,  in intel_pt_get_mwait()  argument
263 	packet->payload = le64_to_cpu(*(uint64_t *)(buf + 2));  in intel_pt_get_mwait()
267 static int intel_pt_get_pwre(const unsigned char *buf, size_t len,  in intel_pt_get_pwre()  argument
273 	memcpy_le64(&packet->payload, buf + 2, 2);  in intel_pt_get_pwre()
277 static int intel_pt_get_pwrx(const unsigned char *buf, size_t len,  in intel_pt_get_pwrx()  argument
283 	memcpy_le64(&packet->payload, buf + 2, 5);  in intel_pt_get_pwrx()
287 static int intel_pt_get_bbp(const unsigned char *buf, size_t len,  in intel_pt_get_bbp()  argument
293 	packet->count = buf[2] >> 7;  in intel_pt_get_bbp()
294 	packet->payload = buf[2] & 0x1f;  in intel_pt_get_bbp()
298 static int intel_pt_get_bip_4(const unsigned char *buf, size_t len,  in intel_pt_get_bip_4()  argument
304 	packet->count = buf[0] >> 3;  in intel_pt_get_bip_4()
305 	memcpy_le64(&packet->payload, buf + 1, 4);  in intel_pt_get_bip_4()
309 static int intel_pt_get_bip_8(const unsigned char *buf, size_t len,  in intel_pt_get_bip_8()  argument
315 	packet->count = buf[0] >> 3;  in intel_pt_get_bip_8()
316 	memcpy_le64(&packet->payload, buf + 1, 8);  in intel_pt_get_bip_8()
336 static int intel_pt_get_ext(const unsigned char *buf, size_t len,  in intel_pt_get_ext()  argument
342 	if ((buf[1] & 0x1f) == 0x12)  in intel_pt_get_ext()
343 		return intel_pt_get_ptwrite(buf, len, packet);  in intel_pt_get_ext()
345 	switch (buf[1]) {  in intel_pt_get_ext()
347 		return intel_pt_get_long_tnt(buf, len, packet);  in intel_pt_get_ext()
349 		return intel_pt_get_pip(buf, len, packet);  in intel_pt_get_ext()
353 		return intel_pt_get_cbr(buf, len, packet);  in intel_pt_get_ext()
355 		return intel_pt_get_vmcs(buf, len, packet);  in intel_pt_get_ext()
359 		return intel_pt_get_psb(buf, len, packet);  in intel_pt_get_ext()
363 		return intel_pt_get_tma(buf, len, packet);  in intel_pt_get_ext()
365 		return intel_pt_get_3byte(buf, len, packet);  in intel_pt_get_ext()
371 		return intel_pt_get_mwait(buf, len, packet);  in intel_pt_get_ext()
373 		return intel_pt_get_pwre(buf, len, packet);  in intel_pt_get_ext()
375 		return intel_pt_get_pwrx(buf, len, packet);  in intel_pt_get_ext()
377 		return intel_pt_get_bbp(buf, len, packet);  in intel_pt_get_ext()
405 static int intel_pt_get_cyc(unsigned int byte, const unsigned char *buf,  in intel_pt_get_cyc()  argument
418 		byte = buf[offs++];  in intel_pt_get_cyc()
428 			   const unsigned char *buf, size_t len,  in intel_pt_get_ip()  argument
443 		packet->payload = le16_to_cpu(*(uint16_t *)(buf + 1));  in intel_pt_get_ip()
449 		packet->payload = le32_to_cpu(*(uint32_t *)(buf + 1));  in intel_pt_get_ip()
456 		memcpy_le64(&packet->payload, buf + 1, 6);  in intel_pt_get_ip()
462 		packet->payload = le64_to_cpu(*(uint64_t *)(buf + 1));  in intel_pt_get_ip()
473 static int intel_pt_get_mode(const unsigned char *buf, size_t len,  in intel_pt_get_mode()  argument
479 	switch (buf[1] >> 5) {  in intel_pt_get_mode()
482 		switch (buf[1] & 3) {  in intel_pt_get_mode()
498 		if ((buf[1] & 3) == 3)  in intel_pt_get_mode()
500 		packet->payload = buf[1] & 3;  in intel_pt_get_mode()
509 static int intel_pt_get_tsc(const unsigned char *buf, size_t len,  in intel_pt_get_tsc()  argument
515 	memcpy_le64(&packet->payload, buf + 1, 7);  in intel_pt_get_tsc()
519 static int intel_pt_get_mtc(const unsigned char *buf, size_t len,  in intel_pt_get_mtc()  argument
525 	packet->payload = buf[1];  in intel_pt_get_mtc()
529 static int intel_pt_do_get_packet(const unsigned char *buf, size_t len,  in intel_pt_do_get_packet()  argument
540 	byte = buf[0];  in intel_pt_do_get_packet()
547 			return intel_pt_get_bip_4(buf, len, packet);  in intel_pt_do_get_packet()
551 			return intel_pt_get_bip_8(buf, len, packet);  in intel_pt_do_get_packet()
561 			return intel_pt_get_ext(buf, len, packet);  in intel_pt_do_get_packet()
566 		return intel_pt_get_cyc(byte, buf, len, packet);  in intel_pt_do_get_packet()
570 		return intel_pt_get_ip(INTEL_PT_TIP, byte, buf, len, packet);  in intel_pt_do_get_packet()
572 		return intel_pt_get_ip(INTEL_PT_TIP_PGE, byte, buf, len,  in intel_pt_do_get_packet()
575 		return intel_pt_get_ip(INTEL_PT_TIP_PGD, byte, buf, len,  in intel_pt_do_get_packet()
578 		return intel_pt_get_ip(INTEL_PT_FUP, byte, buf, len, packet);  in intel_pt_do_get_packet()
582 			return intel_pt_get_mode(buf, len, packet);  in intel_pt_do_get_packet()
584 			return intel_pt_get_tsc(buf, len, packet);  in intel_pt_do_get_packet()
586 			return intel_pt_get_mtc(buf, len, packet);  in intel_pt_do_get_packet()
644 int intel_pt_get_packet(const unsigned char *buf, size_t len,  in intel_pt_get_packet()  argument
649 	ret = intel_pt_do_get_packet(buf, len, packet, *ctx);  in intel_pt_get_packet()
651 		while (ret < 8 && len > (size_t)ret && !buf[ret])  in intel_pt_get_packet()
658 int intel_pt_pkt_desc(const struct intel_pt_pkt *packet, char *buf,  in intel_pt_pkt_desc()  argument
672 		return snprintf(buf, buf_len, "%s", name);  in intel_pt_pkt_desc()
676 		ret = snprintf(buf, blen, "%s ", name);  in intel_pt_pkt_desc()
679 		buf += ret;  in intel_pt_pkt_desc()
683 				ret = snprintf(buf, blen, "T");  in intel_pt_pkt_desc()
685 				ret = snprintf(buf, blen, "N");  in intel_pt_pkt_desc()
688 			buf += ret;  in intel_pt_pkt_desc()
692 		ret = snprintf(buf, blen, " (%d)", packet->count);  in intel_pt_pkt_desc()
703 			return snprintf(buf, buf_len, "%s no ip", name);  in intel_pt_pkt_desc()
711 		return snprintf(buf, buf_len, "%s 0x%llx", name, payload);  in intel_pt_pkt_desc()
713 		return snprintf(buf, buf_len, "%s CTC 0x%x FC 0x%x", name,  in intel_pt_pkt_desc()
716 		return snprintf(buf, buf_len, "%s %lld", name, payload);  in intel_pt_pkt_desc()
718 		return snprintf(buf, buf_len, "%s TXAbort:%u InTX:%u",  in intel_pt_pkt_desc()
724 		ret = snprintf(buf, buf_len, "%s 0x%llx (NR=%d)",  in intel_pt_pkt_desc()
728 		return snprintf(buf, buf_len, "%s 0x%llx IP:0", name, payload);  in intel_pt_pkt_desc()
730 		return snprintf(buf, buf_len, "%s 0x%llx IP:1", name, payload);  in intel_pt_pkt_desc()
733 		return snprintf(buf, buf_len, "%s IP:0", name);  in intel_pt_pkt_desc()
736 		return snprintf(buf, buf_len, "%s IP:1", name);  in intel_pt_pkt_desc()
738 		return snprintf(buf, buf_len, "%s 0x%llx Hints 0x%x Extensions 0x%x",  in intel_pt_pkt_desc()
742 		return snprintf(buf, buf_len, "%s 0x%llx HW:%u CState:%u Sub-CState:%u",  in intel_pt_pkt_desc()
747 		return snprintf(buf, buf_len, "%s 0x%llx Last CState:%u Deepest CState:%u Wake Reason 0x%x",  in intel_pt_pkt_desc()
753 		return snprintf(buf, buf_len, "%s SZ %s-byte Type 0x%llx",  in intel_pt_pkt_desc()
756 		return snprintf(buf, buf_len, "%s ID 0x%02x Value 0x%llx",  in intel_pt_pkt_desc()
761 	return snprintf(buf, buf_len, "%s 0x%llx (%d)",  in intel_pt_pkt_desc()