/* SPDX-License-Identifier: GPL-2.0-only */ /* * intel_pt_pkt_decoder.h: Intel Processor Trace support * Copyright (c) 2013-2014, Intel Corporation. */ #ifndef INCLUDE__INTEL_PT_PKT_DECODER_H__ #define INCLUDE__INTEL_PT_PKT_DECODER_H__ #include <stddef.h> #include <stdint.h> #define INTEL_PT_PKT_DESC_MAX 256 #define INTEL_PT_NEED_MORE_BYTES -1 #define INTEL_PT_BAD_PACKET -2 #define INTEL_PT_PSB_STR "\002\202\002\202\002\202\002\202" \ "\002\202\002\202\002\202\002\202" #define INTEL_PT_PSB_LEN 16 #define INTEL_PT_PKT_MAX_SZ 16 enum intel_pt_pkt_type { INTEL_PT_BAD, INTEL_PT_PAD, INTEL_PT_TNT, INTEL_PT_TIP_PGD, INTEL_PT_TIP_PGE, INTEL_PT_TSC, INTEL_PT_TMA, INTEL_PT_MODE_EXEC, INTEL_PT_MODE_TSX, INTEL_PT_MTC, INTEL_PT_TIP, INTEL_PT_FUP, INTEL_PT_CYC, INTEL_PT_VMCS, INTEL_PT_PSB, INTEL_PT_PSBEND, INTEL_PT_CBR, INTEL_PT_TRACESTOP, INTEL_PT_PIP, INTEL_PT_OVF, INTEL_PT_MNT, INTEL_PT_PTWRITE, INTEL_PT_PTWRITE_IP, INTEL_PT_EXSTOP, INTEL_PT_EXSTOP_IP, INTEL_PT_MWAIT, INTEL_PT_PWRE, INTEL_PT_PWRX, }; struct intel_pt_pkt { enum intel_pt_pkt_type type; int count; uint64_t payload; }; const char *intel_pt_pkt_name(enum intel_pt_pkt_type); int intel_pt_get_packet(const unsigned char *buf, size_t len, struct intel_pt_pkt *packet); int intel_pt_pkt_desc(const struct intel_pt_pkt *packet, char *buf, size_t len); #endif