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