77 static int intel_pt_get_long_tnt(const unsigned char *buf, size_t len,  in intel_pt_get_long_tnt()  argument
86 	payload = le64_to_cpu(*(uint64_t *)buf);  in intel_pt_get_long_tnt()
100 static int intel_pt_get_pip(const unsigned char *buf, size_t len,  in intel_pt_get_pip()  argument
109 	memcpy_le64(&payload, buf + 2, 6);  in intel_pt_get_pip()
121 static int intel_pt_get_cbr(const unsigned char *buf, size_t len,  in intel_pt_get_cbr()  argument
127 	packet->payload = le16_to_cpu(*(uint16_t *)(buf + 2));  in intel_pt_get_cbr()
131 static int intel_pt_get_vmcs(const unsigned char *buf, size_t len,  in intel_pt_get_vmcs()  argument
144 	memcpy_le64(&packet->payload, buf + 2, count);  in intel_pt_get_vmcs()
155 static int intel_pt_get_psb(const unsigned char *buf, size_t len,  in intel_pt_get_psb()  argument
164 		if (buf[i] != 2 || buf[i + 1] != 0x82)  in intel_pt_get_psb()
178 static int intel_pt_get_tma(const unsigned char *buf, size_t len,  in intel_pt_get_tma()  argument
185 	packet->payload = buf[2] | (buf[3] << 8);  in intel_pt_get_tma()
186 	packet->count = buf[5] | ((buf[6] & BIT(0)) << 8);  in intel_pt_get_tma()
196 static int intel_pt_get_mnt(const unsigned char *buf, size_t len,  in intel_pt_get_mnt()  argument
202 	memcpy_le64(&packet->payload, buf + 3, 8);  in intel_pt_get_mnt()
206 static int intel_pt_get_3byte(const unsigned char *buf, size_t len,  in intel_pt_get_3byte()  argument
212 	switch (buf[2]) {  in intel_pt_get_3byte()
214 		return intel_pt_get_mnt(buf, len, packet);  in intel_pt_get_3byte()
220 static int intel_pt_get_ptwrite(const unsigned char *buf, size_t len,  in intel_pt_get_ptwrite()  argument
223 	packet->count = (buf[1] >> 5) & 0x3;  in intel_pt_get_ptwrite()
224 	packet->type = buf[1] & BIT(7) ? INTEL_PT_PTWRITE_IP :  in intel_pt_get_ptwrite()
231 		packet->payload = le32_to_cpu(*(uint32_t *)(buf + 2));  in intel_pt_get_ptwrite()
236 		packet->payload = le64_to_cpu(*(uint64_t *)(buf + 2));  in intel_pt_get_ptwrite()
255 static int intel_pt_get_mwait(const unsigned char *buf, size_t len,  in intel_pt_get_mwait()  argument
261 	packet->payload = le64_to_cpu(*(uint64_t *)(buf + 2));  in intel_pt_get_mwait()
265 static int intel_pt_get_pwre(const unsigned char *buf, size_t len,  in intel_pt_get_pwre()  argument
271 	memcpy_le64(&packet->payload, buf + 2, 2);  in intel_pt_get_pwre()
275 static int intel_pt_get_pwrx(const unsigned char *buf, size_t len,  in intel_pt_get_pwrx()  argument
281 	memcpy_le64(&packet->payload, buf + 2, 5);  in intel_pt_get_pwrx()
285 static int intel_pt_get_bbp(const unsigned char *buf, size_t len,  in intel_pt_get_bbp()  argument
291 	packet->count = buf[2] >> 7;  in intel_pt_get_bbp()
292 	packet->payload = buf[2] & 0x1f;  in intel_pt_get_bbp()
296 static int intel_pt_get_bip_4(const unsigned char *buf, size_t len,  in intel_pt_get_bip_4()  argument
302 	packet->count = buf[0] >> 3;  in intel_pt_get_bip_4()
303 	memcpy_le64(&packet->payload, buf + 1, 4);  in intel_pt_get_bip_4()
307 static int intel_pt_get_bip_8(const unsigned char *buf, size_t len,  in intel_pt_get_bip_8()  argument
313 	packet->count = buf[0] >> 3;  in intel_pt_get_bip_8()
314 	memcpy_le64(&packet->payload, buf + 1, 8);  in intel_pt_get_bip_8()
334 static int intel_pt_get_cfe(const unsigned char *buf, size_t len,  in intel_pt_get_cfe()  argument
339 	packet->type = buf[2] & 0x80 ? INTEL_PT_CFE_IP : INTEL_PT_CFE;  in intel_pt_get_cfe()
340 	packet->count = buf[2] & 0x1f;  in intel_pt_get_cfe()
341 	packet->payload = buf[3];  in intel_pt_get_cfe()
345 static int intel_pt_get_evd(const unsigned char *buf, size_t len,  in intel_pt_get_evd()  argument
351 	packet->count = buf[2] & 0x3f;  in intel_pt_get_evd()
352 	packet->payload = buf[3];  in intel_pt_get_evd()
353 	memcpy_le64(&packet->payload, buf + 3, 8);  in intel_pt_get_evd()
357 static int intel_pt_get_ext(const unsigned char *buf, size_t len,  in intel_pt_get_ext()  argument
363 	if ((buf[1] & 0x1f) == 0x12)  in intel_pt_get_ext()
364 		return intel_pt_get_ptwrite(buf, len, packet);  in intel_pt_get_ext()
366 	switch (buf[1]) {  in intel_pt_get_ext()
368 		return intel_pt_get_long_tnt(buf, len, packet);  in intel_pt_get_ext()
370 		return intel_pt_get_pip(buf, len, packet);  in intel_pt_get_ext()
374 		return intel_pt_get_cbr(buf, len, packet);  in intel_pt_get_ext()
376 		return intel_pt_get_vmcs(buf, len, packet);  in intel_pt_get_ext()
380 		return intel_pt_get_psb(buf, len, packet);  in intel_pt_get_ext()
384 		return intel_pt_get_tma(buf, len, packet);  in intel_pt_get_ext()
386 		return intel_pt_get_3byte(buf, len, packet);  in intel_pt_get_ext()
392 		return intel_pt_get_mwait(buf, len, packet);  in intel_pt_get_ext()
394 		return intel_pt_get_pwre(buf, len, packet);  in intel_pt_get_ext()
396 		return intel_pt_get_pwrx(buf, len, packet);  in intel_pt_get_ext()
398 		return intel_pt_get_bbp(buf, len, packet);  in intel_pt_get_ext()
404 		return intel_pt_get_cfe(buf, len, packet);  in intel_pt_get_ext()
406 		return intel_pt_get_evd(buf, len, packet);  in intel_pt_get_ext()
430 static int intel_pt_get_cyc(unsigned int byte, const unsigned char *buf,  in intel_pt_get_cyc()  argument
443 		byte = buf[offs++];  in intel_pt_get_cyc()
453 			   const unsigned char *buf, size_t len,  in intel_pt_get_ip()  argument
468 		packet->payload = le16_to_cpu(*(uint16_t *)(buf + 1));  in intel_pt_get_ip()
474 		packet->payload = le32_to_cpu(*(uint32_t *)(buf + 1));  in intel_pt_get_ip()
481 		memcpy_le64(&packet->payload, buf + 1, 6);  in intel_pt_get_ip()
487 		packet->payload = le64_to_cpu(*(uint64_t *)(buf + 1));  in intel_pt_get_ip()
498 static int intel_pt_get_mode(const unsigned char *buf, size_t len,  in intel_pt_get_mode()  argument
504 	switch (buf[1] >> 5) {  in intel_pt_get_mode()
507 		packet->count = buf[1];  in intel_pt_get_mode()
508 		switch (buf[1] & 3) {  in intel_pt_get_mode()
524 		if ((buf[1] & 3) == 3)  in intel_pt_get_mode()
526 		packet->payload = buf[1] & 3;  in intel_pt_get_mode()
535 static int intel_pt_get_tsc(const unsigned char *buf, size_t len,  in intel_pt_get_tsc()  argument
541 	memcpy_le64(&packet->payload, buf + 1, 7);  in intel_pt_get_tsc()
545 static int intel_pt_get_mtc(const unsigned char *buf, size_t len,  in intel_pt_get_mtc()  argument
551 	packet->payload = buf[1];  in intel_pt_get_mtc()
555 static int intel_pt_do_get_packet(const unsigned char *buf, size_t len,  in intel_pt_do_get_packet()  argument
566 	byte = buf[0];  in intel_pt_do_get_packet()
573 			return intel_pt_get_bip_4(buf, len, packet);  in intel_pt_do_get_packet()
577 			return intel_pt_get_bip_8(buf, len, packet);  in intel_pt_do_get_packet()
587 			return intel_pt_get_ext(buf, len, packet);  in intel_pt_do_get_packet()
592 		return intel_pt_get_cyc(byte, buf, len, packet);  in intel_pt_do_get_packet()
596 		return intel_pt_get_ip(INTEL_PT_TIP, byte, buf, len, packet);  in intel_pt_do_get_packet()
598 		return intel_pt_get_ip(INTEL_PT_TIP_PGE, byte, buf, len,  in intel_pt_do_get_packet()
601 		return intel_pt_get_ip(INTEL_PT_TIP_PGD, byte, buf, len,  in intel_pt_do_get_packet()
604 		return intel_pt_get_ip(INTEL_PT_FUP, byte, buf, len, packet);  in intel_pt_do_get_packet()
608 			return intel_pt_get_mode(buf, len, packet);  in intel_pt_do_get_packet()
610 			return intel_pt_get_tsc(buf, len, packet);  in intel_pt_do_get_packet()
612 			return intel_pt_get_mtc(buf, len, packet);  in intel_pt_do_get_packet()
673 int intel_pt_get_packet(const unsigned char *buf, size_t len,  in intel_pt_get_packet()  argument
678 	ret = intel_pt_do_get_packet(buf, len, packet, *ctx);  in intel_pt_get_packet()
680 		while (ret < 8 && len > (size_t)ret && !buf[ret])  in intel_pt_get_packet()
687 int intel_pt_pkt_desc(const struct intel_pt_pkt *packet, char *buf,  in intel_pt_pkt_desc()  argument
701 		return snprintf(buf, buf_len, "%s", name);  in intel_pt_pkt_desc()
705 		ret = snprintf(buf, blen, "%s ", name);  in intel_pt_pkt_desc()
708 		buf += ret;  in intel_pt_pkt_desc()
712 				ret = snprintf(buf, blen, "T");  in intel_pt_pkt_desc()
714 				ret = snprintf(buf, blen, "N");  in intel_pt_pkt_desc()
717 			buf += ret;  in intel_pt_pkt_desc()
721 		ret = snprintf(buf, blen, " (%d)", packet->count);  in intel_pt_pkt_desc()
732 			return snprintf(buf, buf_len, "%s no ip", name);  in intel_pt_pkt_desc()
740 		return snprintf(buf, buf_len, "%s 0x%llx", name, payload);  in intel_pt_pkt_desc()
742 		return snprintf(buf, buf_len, "%s CTC 0x%x FC 0x%x", name,  in intel_pt_pkt_desc()
745 		return snprintf(buf, buf_len, "%s IF:%d %lld",  in intel_pt_pkt_desc()
748 		return snprintf(buf, buf_len, "%s TXAbort:%u InTX:%u",  in intel_pt_pkt_desc()
754 		ret = snprintf(buf, buf_len, "%s 0x%llx (NR=%d)",  in intel_pt_pkt_desc()
758 		return snprintf(buf, buf_len, "%s 0x%llx IP:0", name, payload);  in intel_pt_pkt_desc()
760 		return snprintf(buf, buf_len, "%s 0x%llx IP:1", name, payload);  in intel_pt_pkt_desc()
763 		return snprintf(buf, buf_len, "%s IP:0", name);  in intel_pt_pkt_desc()
766 		return snprintf(buf, buf_len, "%s IP:1", name);  in intel_pt_pkt_desc()
768 		return snprintf(buf, buf_len, "%s 0x%llx Hints 0x%x Extensions 0x%x",  in intel_pt_pkt_desc()
772 		return snprintf(buf, buf_len, "%s 0x%llx HW:%u CState:%u Sub-CState:%u",  in intel_pt_pkt_desc()
777 		return snprintf(buf, buf_len, "%s 0x%llx Last CState:%u Deepest CState:%u Wake Reason 0x%x",  in intel_pt_pkt_desc()
783 		return snprintf(buf, buf_len, "%s SZ %s-byte Type 0x%llx",  in intel_pt_pkt_desc()
786 		return snprintf(buf, buf_len, "%s ID 0x%02x Value 0x%llx",  in intel_pt_pkt_desc()
790 		return snprintf(buf, buf_len, "%s IP:%d Type 0x%02x Vector 0x%llx",  in intel_pt_pkt_desc()
793 		return snprintf(buf, buf_len, "%s Type 0x%02x Payload 0x%llx",  in intel_pt_pkt_desc()
798 	return snprintf(buf, buf_len, "%s 0x%llx (%d)",  in intel_pt_pkt_desc()