71 lines
1.6 KiB
C
71 lines
1.6 KiB
C
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/*
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* intel_pt_pkt_decoder.h: Intel Processor Trace support
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* Copyright (c) 2013-2014, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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*/
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#ifndef INCLUDE__INTEL_PT_PKT_DECODER_H__
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#define INCLUDE__INTEL_PT_PKT_DECODER_H__
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#include <stddef.h>
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#include <stdint.h>
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#define INTEL_PT_PKT_DESC_MAX 256
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#define INTEL_PT_NEED_MORE_BYTES -1
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#define INTEL_PT_BAD_PACKET -2
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#define INTEL_PT_PSB_STR "\002\202\002\202\002\202\002\202" \
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"\002\202\002\202\002\202\002\202"
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#define INTEL_PT_PSB_LEN 16
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#define INTEL_PT_PKT_MAX_SZ 16
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enum intel_pt_pkt_type {
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INTEL_PT_BAD,
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INTEL_PT_PAD,
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INTEL_PT_TNT,
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INTEL_PT_TIP_PGD,
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INTEL_PT_TIP_PGE,
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INTEL_PT_TSC,
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INTEL_PT_TMA,
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INTEL_PT_MODE_EXEC,
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INTEL_PT_MODE_TSX,
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INTEL_PT_MTC,
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INTEL_PT_TIP,
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INTEL_PT_FUP,
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INTEL_PT_CYC,
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INTEL_PT_VMCS,
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INTEL_PT_PSB,
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INTEL_PT_PSBEND,
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INTEL_PT_CBR,
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INTEL_PT_TRACESTOP,
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INTEL_PT_PIP,
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INTEL_PT_OVF,
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INTEL_PT_MNT,
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};
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struct intel_pt_pkt {
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enum intel_pt_pkt_type type;
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int count;
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uint64_t payload;
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};
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const char *intel_pt_pkt_name(enum intel_pt_pkt_type);
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int intel_pt_get_packet(const unsigned char *buf, size_t len,
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struct intel_pt_pkt *packet);
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int intel_pt_pkt_desc(const struct intel_pt_pkt *packet, char *buf, size_t len);
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#endif
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