92 lines
2.4 KiB
Plaintext
92 lines
2.4 KiB
Plaintext
#
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# Copyright (c) 2014-2015 Wind River Systems, Inc.
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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menuconfig KERNEL_EVENT_LOGGER
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bool
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prompt "Enable kernel event logger features"
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default n
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select RING_BUFFER
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help
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This feature enables the usage of the profiling logger. Provides the
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logging of sleep events (either entering or leaving low power conditions),
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context switch events, interrupt events, boot events and a method to
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collect these event messages.
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if KERNEL_EVENT_LOGGER
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config KERNEL_EVENT_LOGGER_BUFFER_SIZE
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int
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prompt "Kernel event logger buffer size"
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default 128
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help
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Buffer size in 32-bit words.
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config KERNEL_EVENT_LOGGER_DYNAMIC
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bool
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prompt "Kernel event logger dynamic enabling"
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default n
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help
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If enabled, kernel event logger is not logging any data to the ring buffer
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It is up to the application to set the appropriate flags to enable/disable the
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logging of each event type.
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config KERNEL_EVENT_LOGGER_CUSTOM_TIMESTAMP
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bool
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prompt "Kernel event logger custom timestamp"
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default n
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help
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This flag enables the possibility to set the timer function to be used to
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populate kernel event logger timestamp. This has to be done at runtime by
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calling sys_k_event_logger_set_timer and providing the function callback.
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menu "Kernel event logging points"
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config KERNEL_EVENT_LOGGER_CONTEXT_SWITCH
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bool
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prompt "Context switch event logging point"
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default n
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help
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Enable the context switch event messages.
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config KERNEL_EVENT_LOGGER_INTERRUPT
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bool
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prompt "Interrupt event logging point"
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default n
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help
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Enable interrupt event messages. These messages provide the following
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information: The time when interrupts occur.
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config KERNEL_EVENT_LOGGER_SLEEP
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bool
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prompt "Sleep event logging point"
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default n
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depends on SYS_POWER_MANAGEMENT
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help
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Enable low power condition event messages. These messages provide the
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following information:
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- When the CPU went to sleep mode.
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- When the CPU woke up.
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- The ID of the interrupt that woke the CPU up.
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config KERNEL_EVENT_LOGGER_THREAD
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bool
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prompt "Thread event logging point"
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default n
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help
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Enable thread event messages. These messages provide the following
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information:
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- When threads are marked as ready to be executed.
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- When threads are marked as pending.
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- When threads end.
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Context switching messages should be enabled by enabling the
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CONFIG_KERNEL_EVENT_LOGGER_CONTEXT_SWITCH setting instead.
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endmenu
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endif
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