/* * SPDX-License-Identifier: GPL-2.0 * * Copyright(C) 2015-2018 Linaro Limited. * * Author: Tor Jeremiassen <tor@ti.com> * Author: Mathieu Poirier <mathieu.poirier@linaro.org> */ #ifndef INCLUDE__CS_ETM_DECODER_H__ #define INCLUDE__CS_ETM_DECODER_H__ #include <linux/types.h> #include <stdio.h> struct cs_etm_decoder; struct cs_etm_packet; struct cs_etm_packet_queue; struct cs_etm_queue; typedef u32 (*cs_etm_mem_cb_type)(struct cs_etm_queue *, u8, u64, size_t, u8 *); struct cs_etmv3_trace_params { u32 reg_ctrl; u32 reg_trc_id; u32 reg_ccer; u32 reg_idr; }; struct cs_etmv4_trace_params { u32 reg_idr0; u32 reg_idr1; u32 reg_idr2; u32 reg_idr8; u32 reg_configr; u32 reg_traceidr; }; struct cs_ete_trace_params { u32 reg_idr0; u32 reg_idr1; u32 reg_idr2; u32 reg_idr8; u32 reg_configr; u32 reg_traceidr; u32 reg_devarch; }; struct cs_etm_trace_params { int protocol; union { struct cs_etmv3_trace_params etmv3; struct cs_etmv4_trace_params etmv4; struct cs_ete_trace_params ete; }; }; struct cs_etm_decoder_params { int operation; void (*packet_printer)(const char *msg); cs_etm_mem_cb_type mem_acc_cb; bool formatted; bool fsyncs; bool hsyncs; bool frame_aligned; void *data; }; /* * The following enums are indexed starting with 1 to align with the * open source coresight trace decoder library. */ enum { CS_ETM_PROTO_ETMV3 = 1, CS_ETM_PROTO_ETMV4i, CS_ETM_PROTO_ETMV4d, CS_ETM_PROTO_PTM, CS_ETM_PROTO_ETE }; enum cs_etm_decoder_operation { CS_ETM_OPERATION_PRINT = 1, CS_ETM_OPERATION_DECODE, CS_ETM_OPERATION_MAX, }; int cs_etm_decoder__process_data_block(struct cs_etm_decoder *decoder, u64 indx, const u8 *buf, size_t len, size_t *consumed); struct cs_etm_decoder * cs_etm_decoder__new(int num_cpu, struct cs_etm_decoder_params *d_params, struct cs_etm_trace_params t_params[]); void cs_etm_decoder__free(struct cs_etm_decoder *decoder); int cs_etm_decoder__add_mem_access_cb(struct cs_etm_decoder *decoder, u64 start, u64 end, cs_etm_mem_cb_type cb_func); int cs_etm_decoder__get_packet(struct cs_etm_packet_queue *packet_queue, struct cs_etm_packet *packet); int cs_etm_decoder__reset(struct cs_etm_decoder *decoder); const char *cs_etm_decoder__get_name(struct cs_etm_decoder *decoder); #endif /* INCLUDE__CS_ETM_DECODER_H__ */