73 static int intel_pt_get_long_tnt(const unsigned char *buf, size_t len,  in intel_pt_get_long_tnt()  argument
82 	payload = le64_to_cpu(*(uint64_t *)buf);  in intel_pt_get_long_tnt()
96 static int intel_pt_get_pip(const unsigned char *buf, size_t len,  in intel_pt_get_pip()  argument
105 	memcpy_le64(&payload, buf + 2, 6);  in intel_pt_get_pip()
119 static int intel_pt_get_cbr(const unsigned char *buf, size_t len,  in intel_pt_get_cbr()  argument
125 	packet->payload = buf[2];  in intel_pt_get_cbr()
129 static int intel_pt_get_vmcs(const unsigned char *buf, size_t len,  in intel_pt_get_vmcs()  argument
142 	memcpy_le64(&packet->payload, buf + 2, count);  in intel_pt_get_vmcs()
153 static int intel_pt_get_psb(const unsigned char *buf, size_t len,  in intel_pt_get_psb()  argument
162 		if (buf[i] != 2 || buf[i + 1] != 0x82)  in intel_pt_get_psb()
176 static int intel_pt_get_tma(const unsigned char *buf, size_t len,  in intel_pt_get_tma()  argument
183 	packet->payload = buf[2] | (buf[3] << 8);  in intel_pt_get_tma()
184 	packet->count = buf[5] | ((buf[6] & BIT(0)) << 8);  in intel_pt_get_tma()
194 static int intel_pt_get_mnt(const unsigned char *buf, size_t len,  in intel_pt_get_mnt()  argument
200 	memcpy_le64(&packet->payload, buf + 3, 8);  in intel_pt_get_mnt()
205 static int intel_pt_get_3byte(const unsigned char *buf, size_t len,  in intel_pt_get_3byte()  argument
211 	switch (buf[2]) {  in intel_pt_get_3byte()
213 		return intel_pt_get_mnt(buf, len, packet);  in intel_pt_get_3byte()
219 static int intel_pt_get_ext(const unsigned char *buf, size_t len,  in intel_pt_get_ext()  argument
225 	switch (buf[1]) {  in intel_pt_get_ext()
227 		return intel_pt_get_long_tnt(buf, len, packet);  in intel_pt_get_ext()
229 		return intel_pt_get_pip(buf, len, packet);  in intel_pt_get_ext()
233 		return intel_pt_get_cbr(buf, len, packet);  in intel_pt_get_ext()
235 		return intel_pt_get_vmcs(buf, len, packet);  in intel_pt_get_ext()
239 		return intel_pt_get_psb(buf, len, packet);  in intel_pt_get_ext()
243 		return intel_pt_get_tma(buf, len, packet);  in intel_pt_get_ext()
245 		return intel_pt_get_3byte(buf, len, packet);  in intel_pt_get_ext()
269 static int intel_pt_get_cyc(unsigned int byte, const unsigned char *buf,  in intel_pt_get_cyc()  argument
282 		byte = buf[offs++];  in intel_pt_get_cyc()
292 			   const unsigned char *buf, size_t len,  in intel_pt_get_ip()  argument
303 		packet->payload = le16_to_cpu(*(uint16_t *)(buf + 1));  in intel_pt_get_ip()
309 		packet->payload = le32_to_cpu(*(uint32_t *)(buf + 1));  in intel_pt_get_ip()
316 		memcpy_le64(&packet->payload, buf + 1, 6);  in intel_pt_get_ip()
327 static int intel_pt_get_mode(const unsigned char *buf, size_t len,  in intel_pt_get_mode()  argument
333 	switch (buf[1] >> 5) {  in intel_pt_get_mode()
336 		switch (buf[1] & 3) {  in intel_pt_get_mode()
352 		if ((buf[1] & 3) == 3)  in intel_pt_get_mode()
354 		packet->payload = buf[1] & 3;  in intel_pt_get_mode()
363 static int intel_pt_get_tsc(const unsigned char *buf, size_t len,  in intel_pt_get_tsc()  argument
369 	memcpy_le64(&packet->payload, buf + 1, 7);  in intel_pt_get_tsc()
373 static int intel_pt_get_mtc(const unsigned char *buf, size_t len,  in intel_pt_get_mtc()  argument
379 	packet->payload = buf[1];  in intel_pt_get_mtc()
383 static int intel_pt_do_get_packet(const unsigned char *buf, size_t len,  in intel_pt_do_get_packet()  argument
393 	byte = buf[0];  in intel_pt_do_get_packet()
398 			return intel_pt_get_ext(buf, len, packet);  in intel_pt_do_get_packet()
403 		return intel_pt_get_cyc(byte, buf, len, packet);  in intel_pt_do_get_packet()
407 		return intel_pt_get_ip(INTEL_PT_TIP, byte, buf, len, packet);  in intel_pt_do_get_packet()
409 		return intel_pt_get_ip(INTEL_PT_TIP_PGE, byte, buf, len,  in intel_pt_do_get_packet()
412 		return intel_pt_get_ip(INTEL_PT_TIP_PGD, byte, buf, len,  in intel_pt_do_get_packet()
415 		return intel_pt_get_ip(INTEL_PT_FUP, byte, buf, len, packet);  in intel_pt_do_get_packet()
419 			return intel_pt_get_mode(buf, len, packet);  in intel_pt_do_get_packet()
421 			return intel_pt_get_tsc(buf, len, packet);  in intel_pt_do_get_packet()
423 			return intel_pt_get_mtc(buf, len, packet);  in intel_pt_do_get_packet()
432 int intel_pt_get_packet(const unsigned char *buf, size_t len,  in intel_pt_get_packet()  argument
437 	ret = intel_pt_do_get_packet(buf, len, packet);  in intel_pt_get_packet()
439 		while (ret < 8 && len > (size_t)ret && !buf[ret])  in intel_pt_get_packet()
445 int intel_pt_pkt_desc(const struct intel_pt_pkt *packet, char *buf,  in intel_pt_pkt_desc()  argument
459 		return snprintf(buf, buf_len, "%s", name);  in intel_pt_pkt_desc()
463 		ret = snprintf(buf, blen, "%s ", name);  in intel_pt_pkt_desc()
466 		buf += ret;  in intel_pt_pkt_desc()
470 				ret = snprintf(buf, blen, "T");  in intel_pt_pkt_desc()
472 				ret = snprintf(buf, blen, "N");  in intel_pt_pkt_desc()
475 			buf += ret;  in intel_pt_pkt_desc()
479 		ret = snprintf(buf, blen, " (%d)", packet->count);  in intel_pt_pkt_desc()
490 			return snprintf(buf, buf_len, "%s no ip", name);  in intel_pt_pkt_desc()
497 		return snprintf(buf, buf_len, "%s 0x%llx", name, payload);  in intel_pt_pkt_desc()
499 		return snprintf(buf, buf_len, "%s CTC 0x%x FC 0x%x", name,  in intel_pt_pkt_desc()
502 		return snprintf(buf, buf_len, "%s %lld", name, payload);  in intel_pt_pkt_desc()
504 		return snprintf(buf, buf_len, "%s TXAbort:%u InTX:%u",  in intel_pt_pkt_desc()
510 		ret = snprintf(buf, buf_len, "%s 0x%llx (NR=%d)",  in intel_pt_pkt_desc()
516 	return snprintf(buf, buf_len, "%s 0x%llx (%d)",  in intel_pt_pkt_desc()