56c62f52b6
Use the real name of the decoder instead of hard-coding "ETM" to avoid confusion when the trace is ETE. This also now distinguishes between ETMv3 and ETMv4. Reviewed-by: Leo Yan <leo.yan@linaro.org> Reviewed-by: Suzuki Poulouse <suzuki.poulose@arm.com> Signed-off-by: James Clark <james.clark@arm.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: John Garry <john.garry@huawei.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Mike Leach <mike.leach@linaro.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Will Deacon <will@kernel.org> Cc: coresight@lists.linaro.org Cc: linux-arm-kernel@lists.infradead.org Link: https //lore.kernel.org/r/20210806134109.1182235-9-james.clark@arm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
110 lines
2.3 KiB
C
110 lines
2.3 KiB
C
/*
|
|
* 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;
|
|
u8 formatted;
|
|
u8 fsyncs;
|
|
u8 hsyncs;
|
|
u8 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__ */
|