314 lines
8.8 KiB
Plaintext
314 lines
8.8 KiB
Plaintext
#
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# Copyright (c) 2016 Intel Corporation
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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menu "Logging Options"
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config SYS_LOG
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bool "Enable Logging"
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depends on PRINTK
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help
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Global switch for logging, when turned off log calls will not be
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executed.
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config SYS_LOG_SHOW_TAGS
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bool "Prepend level tags to logs"
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depends on SYS_LOG
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default y
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help
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Prefixes all log lines with an identifier to the log level submitted in
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the C code.
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config SYS_LOG_SHOW_COLOR
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bool "Use colored logs"
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depends on SYS_LOG
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help
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Use color in the logs. This requires an ANSI capable terminal.
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config SYS_LOG_DEFAULT_LEVEL
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int "Default log level"
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depends on SYS_LOG
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default 0
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range 0 4
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help
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Sets log level for modules which don't specify it explicitly. When
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set to 0 it means log wont be activated for those modules.
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Levels are:
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0 OFF, do not write by default
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1 ERROR, default to only write SYS_LOG_ERR
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2 WARNING, default to write SYS_LOG_WRN in addition to previous level
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3 INFO, default to write SYS_LOG_INF in addition to previous levels
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4 DEBUG, default to write SYS_LOG_DBG in addition to previous levels
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config SYS_LOG_OVERRIDE_LEVEL
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int "Override lowest log level"
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depends on SYS_LOG
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default 0
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range 0 4
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help
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Forces a minimum log level for all modules. Modules use their
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specified level if it is greater than this option, otherwise they use
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the level specified by this option instead of their default or
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whatever was manually set.
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Levels are:
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0 OFF, do not override
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1 ERROR, override to write SYS_LOG_ERR
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2 WARNING, override to write SYS_LOG_WRN in addition to previous level
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3 INFO, override to write SYS_LOG_INF in addition to previous levels
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4 DEBUG, override to write SYS_LOG_DBG in addition to previous levels
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config SYS_LOG_EXT_HOOK
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bool "Use external hook function for logging"
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depends on SYS_LOG
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help
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Use external hook function for logging.
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config SYS_LOG_BACKEND_NET
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bool "Networking syslog backend"
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depends on SYS_LOG && NETWORKING
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select SYS_LOG_EXT_HOOK
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select NET_CONTEXT_NET_PKT_POOL
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help
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Send syslog messages to network server.
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See RFC 5424 (syslog protocol) and RFC 5426 (syslog over UDP)
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specifications for details.
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if SYS_LOG_BACKEND_NET
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config SYS_LOG_BACKEND_NET_SERVER
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string "Syslog server IP address"
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help
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This can be either IPv4 or IPv6 address.
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Server listen UDP port number can be configured here too.
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Following syntax is supported:
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192.0.2.1:514
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192.0.2.42
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[2001:db8::1]:514
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[2001:db8::2]
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2001:db::42
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config SYS_LOG_BACKEND_NET_MAX_BUF
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int "How many network buffers to allocate for sending messages"
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range 3 256
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default 3
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help
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Each syslog message will occupy one network buffer.
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config SYS_LOG_BACKEND_NET_MAX_BUF_SIZE
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int "Max syslog message size"
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range 64 1180
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default 256
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help
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As each syslog message needs to fit to UDP packet, set this value
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so that messages are not truncated.
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The RFC 5426 recommends that for IPv4 the size is 480 octets and for
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IPv6 the size is 1180 octets. As each buffer will use RAM, the value
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should be selected so that typical messages will fit the buffer.
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The total allocated memory will be
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SYS_LOG_BACKEND_NET_MAX_BUF * SYS_LOG_BACKEND_NET_MAX_BUF_SIZE
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endif
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config LOG
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bool "Enable Logger"
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help
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Global switch for the logger, when turned off log calls will not be
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compiled in.
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if LOG
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config LOG_RUNTIME_FILTERING
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bool "Enable runtime reconfiguration of the logger"
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help
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Allow runtime configuration of maximal, independent severity
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level for instance.
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choice
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prompt "Log full strategy"
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config LOG_MODE_OVERFLOW
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bool "Oldest logs are discarded"
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config LOG_MODE_NO_OVERFLOW
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bool "New logs are dropped"
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endchoice
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config LOG_DEFAULT_LEVEL
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int "Default log level"
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default 3
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range 0 4
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help
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Sets log level for modules which don't specify it explicitly. When
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set to 0 it means log will not be activated for those modules.
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Levels are:
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- 0 OFF, do not write by default
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- 1 ERROR, default to only write LOG_LEVEL_ERR
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- 2 WARNING, default to write LOG_LEVEL_WRN
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- 3 INFO, default to write LOG_LEVEL_INFO
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- 4 DEBUG, default to write LOG_LEVEL_DBG
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config LOG_OVERRIDE_LEVEL
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int "Override lowest log level"
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default 0
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range 0 4
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help
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Forces a minimum log level for all modules. Modules use their
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specified level if it is greater than this option, otherwise they use
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the level specified by this option instead of their default or
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whatever was manually set.
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Levels are:
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- 0 OFF, do not override
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- 1 ERROR, override to write LOG_LEVEL_ERR
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- 2 WARNING, override to write LOG_LEVEL_WRN
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- 3 INFO, override to write LOG_LEVEL_INFO
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- 4 DEBUG, override to write LOG_LEVEL_DBG
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config LOG_MAX_LEVEL
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int "Maximal log level compiled in the system"
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default 4
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range 0 4
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help
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Forces a maximal log level for all modules. Modules saturates their
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specified level if it is greater than this option, otherwise they use
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the level specified by this option instead of their default or
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whatever was manually set.
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Levels are:
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- 0 OFF, logging is turned off
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- 1 ERROR, maximal level set to LOG_LEVEL_ERR
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- 2 WARNING, maximal level set to LOG_LEVEL_WRN
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- 3 INFO, maximal level set to LOG_LEVEL_INFO
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- 4 DEBUG, maximal level set to LOG_LEVEL_DBG
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config LOG_PRINTK
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bool "Enable processing of printk messages."
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help
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LOG_PRINTK messages are formatted in place and logged unconditionally.
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config LOG_PRINTK_MAX_STRING_LENGTH
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int "Maximum string length supported by LOG_PRINTK"
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depends on LOG_PRINTK
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default 128
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help
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Array is allocated on the stack.
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config LOG_INPLACE_PROCESS
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bool "Enable in place processing"
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help
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When enabled log is processed in the context of the call. It impacts
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performance of the system since time consuming operations are
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performed in the context of the log entry (e.g. high priority
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interrupt). When enabled LOG_BUFFER_SIZE can be reduced. Logger
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backends must support exclusive access to work flawlessly in that mode
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because one log operation can be interrupted by another one in higher
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priority context.
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config LOG_PROCESS_TRIGGER_THRESHOLD
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int "Amount of buffered logs which triggers processing thread."
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default 10
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help
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When number of buffered messages reaches the threshold thread is waken
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up. Log processing thread ID is provided during log initialization.
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Set 0 to disable the feature. If LOG_PROCESS_THREAD is enabled then
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this threshold is used by the internal thread.
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config LOG_PROCESS_THREAD
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bool "Enable internal thread for log processing"
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depends on MULTITHREADING
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default y
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help
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When enabled thread is created by the logger subsystem. Thread is
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waken up periodically (see LOG_PROCESS_THREAD_SLEEP_MS) and whenever
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number of buffered messages exceeds the threshold (see
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LOG_PROCESS_TRIGGER_THR).
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if LOG_PROCESS_THREAD
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config LOG_PROCESS_THREAD_SLEEP_MS
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int "Set internal log processing thread sleep period"
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default 1000
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help
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Log processing thread sleeps for requested period given in
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milliseconds. When waken up, thread process any buffered messages.
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config LOG_PROCESS_THREAD_PRIO
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int "Priority of the log internal thread"
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default -2
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help
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Change with care since log processing can be time consuming thus it
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should be on low priority.
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config LOG_PROCESS_THREAD_STACK_SIZE
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int "Stack size for the internal log processing thread"
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default 768
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help
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Set the internal stack size for log processing thread.
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endif
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config LOG_BUFFER_SIZE
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int "Number of bytes dedicated for the logger internal buffer."
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default 1024
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range 128 65536
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help
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Number of bytes dedicated for the logger internal buffer.
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config LOG_STRDUP_MAX_STRING
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int "Longest string that can be duplicated using log_strdup()"
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default 46 if NETWORKING
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default 32
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help
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Longer strings are truncated.
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config LOG_STRDUP_BUF_COUNT
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int "Number of buffers in the pool used by log_strdup()"
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default 4
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help
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When pool is empty log_strdup() returns warning string instead of the
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copy.
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config LOG_DOMAIN_ID
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int "Domain ID"
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default 0
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range 0 7
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help
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In multicore system each application/core must have unique domain ID.
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config LOG_CMDS
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bool "Enable shell commands"
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default y if SHELL
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config LOG_BACKEND_UART
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bool "Enable UART backend"
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depends on UART_CONSOLE
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default y
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help
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When enabled backend is using UART to output logs.
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config LOG_BACKEND_NATIVE_POSIX
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bool "Enable native backend"
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depends on ARCH_POSIX
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default n
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help
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Enable backend in native_posix
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config LOG_BACKEND_SHOW_COLOR
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bool "Enable colors in the backend"
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depends on LOG_BACKEND_UART || LOG_BACKEND_NATIVE_POSIX
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default y
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help
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When enabled UART backend prints errors in red and warning in yellow.
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config LOG_BACKEND_FORMAT_TIMESTAMP
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bool "Enable timestamp formatting in the backend"
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depends on LOG_BACKEND_UART || LOG_BACKEND_NATIVE_POSIX
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default y
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help
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When enabled timestamp is formatted to hh:mm:ss:ms,us.
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endif
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endmenu
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