log_frontend_stmesp_demux.h File Reference

#include <zephyr/kernel.h>
#include <zephyr/sys/mpsc_packet.h>

Go to the source code of this file.

Data Structures
struct	log_frontend_stmesp_demux_log_header
	Logging message header. More...
union	log_frontend_stmesp_demux_header
	Union for writing raw data to the logging message header. More...
struct	log_frontend_stmesp_demux_packet_generic
	Generic STP demux packet. More...
struct	log_frontend_stmesp_demux_log
	Packet with logging message. More...
struct	log_frontend_stmesp_demux_trace_point
	Packet with trace point. More...
struct	log_frontend_stmesp_demux_hw_event
	Packet with HW event. More...
union	log_frontend_stmesp_demux_packet
	Union of all packet types. More...
struct	log_frontend_stmesp_demux_config
	Demultiplexer configuration. More...

Macros
#define	LOG_FRONTEND_STMESP_DEMUX_MAJOR_BITS   3
	Bits used to store major index.
#define	LOG_FRONTEND_STMESP_DEMUX_LEVEL_BITS   3
	Bits used to store severity level.
#define	LOG_FRONTEND_STMESP_DEMUX_TLENGTH_BITS   16
	Bits used to store total length.
#define	LOG_FRONTEND_STMESP_DEMUX_PLENGTH_BITS   10
	Bits used to store package length.
#define	LOG_FRONTEND_STMESP_DEMUX_MAJOR_MAX   BIT(LOG_FRONTEND_STMESP_DEMUX_MAJOR_BITS)
	Maximum number of supported majors.
#define	LOG_FRONTEND_STMESP_DEMUX_TYPE_LOG   0
	Log message type.
#define	LOG_FRONTEND_STMESP_DEMUX_TYPE_TRACE_POINT   1
	Trace point message type.
#define	LOG_FRONTEND_STMESP_DEMUX_TYPE_HW_EVENT   2
	HW event message type.

Functions
int	log_frontend_stmesp_demux_init (const struct log_frontend_stmesp_demux_config *config)
	Initialize the demultiplexer.
void	log_frontend_stmesp_demux_major (uint16_t id)
	Indicate major opcode in the STPv2 stream.
void	log_frontend_stmesp_demux_channel (uint16_t id)
	Indicate channel opcode in the STPv2 stream.
int	log_frontend_stmesp_demux_packet_start (uint32_t *data, uint64_t *ts)
	Indicate detected packet start (DMTS).
void	log_frontend_stmesp_demux_timestamp (uint64_t ts)
	Indicate timestamp.
void	log_frontend_stmesp_demux_data (uint8_t *data, size_t len)
	Indicate data.
void	log_frontend_stmesp_demux_packet_end (void)
	Indicate packet end (Flag).
uint32_t	log_frontend_stmesp_demux_get_dropped (void)
	Get number of dropped messages and reset the counter.
union log_frontend_stmesp_demux_packet	log_frontend_stmesp_demux_claim (void)
	Claim packet.
void	log_frontend_stmesp_demux_free (union log_frontend_stmesp_demux_packet packet)
	Free previously claimed packet.
bool	log_frontend_stmesp_demux_is_idle (void)
	Check if there are any started but not completed log messages.
void	log_frontend_stmesp_demux_reset (void)
	Close any opened messages and mark them as invalid.
int	log_frontend_stmesp_demux_max_utilization (void)
	Get maximum buffer utilization.