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SourceVuESP-IDF Framework and ExamplesESP-IDFesp_apptrace_flush_nolock()

esp_apptrace_flush_nolock() function

Flushes remaining data in trace buffer to host without locking internal data. This is a special version of esp_apptrace_flush which should be called from panic handler.

Syntax

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Summary

Declaration

Definition

from esp_app_trace.h:125

esp_err_t esp_apptrace_flush_nolock(esp_apptrace_dest_t dest, uint32_t min_sz, uint32_t tmo);

Implemented in app_trace.c:373

Arguments

Argument

Description

dest

Indicates HW interface to flush data on.

min_sz

Threshold for flushing data. If current filling level is above this value, data will be flushed. TRAX destinations only.

tmo

Timeout for operation (in us). Use ESP_APPTRACE_TMO_INFINITE to wait indefinitely.

Return value

ESP_OK on success, otherwise see esp_err_t

References

Code

Location

Referrer

esp_err_t esp_apptrace_flush_nolock(esp_apptrace_dest_t dest, uint32_t min_sz, uint32_t usr_tmo)

app_trace.c:373

esp_err_t esp_apptrace_flush_nolock(esp_apptrace_dest_t dest, uint32_t min_sz, uint32_t tmo);

esp_app_trace.h:125

res = esp_apptrace_flush_nolock(ESP_APPTRACE_DEST_SYSVIEW, min_sz, tmo);

SEGGER_RTT_esp.c:79

SEGGER_RTT_ESP_FlushNoLock()

esp_apptrace_flush_nolock(ESP_APPTRACE_DEST_TRAX, CONFIG_APPTRACE_POSTMORTEM_FLUSH_THRESH,

panic.c:320

esp_panic_handler()

esp_apptrace_flush_nolock(ESP_APPTRACE_DEST_TRAX, CONFIG_APPTRACE_POSTMORTEM_FLUSH_THRESH,

panic.c:368

esp_panic_handler()

esp_apptrace_flush_nolock(ESP_APPTRACE_DEST_TRAX, CONFIG_APPTRACE_POSTMORTEM_FLUSH_THRESH,

panic.c:460

panic_abort()

Call Tree

esp_apptrace_flush_nolock() is called by 3 functions and calls 6 functions:

esp_panic_handler()

panic_abort()

SEGGER_RTT_ESP_FlushNoLock()

esp_apptrace_flush_nolock()

esp_apptrace_tmo_init()

esp_apptrace_hw_t::flush_up_buffer_nolock

esp_rom_printf()

esp_log_early_timestamp()

esp_apptrace_log_lock()

esp_apptrace_log_unlock()

Data Use

esp_apptrace_flush_nolock() reads 9 variables:

esp_log_level_t::ESP_LOG_ERROR

esp_log_level_t::ESP_LOG_VERBOSE

esp_apptrace_dest_t::ESP_APPTRACE_DEST_MAX

TAG

esp_apptrace_channel_t::hw

esp_apptrace_channel_t::hw_data

s_trace_channels

s_inited

esp_apptrace_hw_t::flush_up_buffer_nolock

esp_apptrace_flush_nolock()

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