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log: clean up Kconfig

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LOG_DEFAULT_LEVEL has been chosen as 6. Adjust the default of LOG_MAX_LEVEL
to this value.

Use ranges to clamp log levels to reasonable values.

Group output options by main U-Boot, SPL, TPL, followed by other logging
options.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Heinrich Schuchardt 2020-05-31 15:34:22 +02:00 committed by Simon Glass
parent a7813918fe
commit 7b6c34cb15
1 changed files with 102 additions and 91 deletions
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193
common/Kconfig
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@ -647,68 +647,12 @@ config LOG
discarded if not needed. Logging supports various categories and
levels of severity.
config SPL_LOG
bool "Enable logging support in SPL"
depends on LOG
help
This enables support for logging of status and debug messages. These
can be displayed on the console, recorded in a memory buffer, or
discarded if not needed. Logging supports various categories and
levels of severity.
config TPL_LOG
bool "Enable logging support in TPL"
depends on LOG
help
This enables support for logging of status and debug messages. These
can be displayed on the console, recorded in a memory buffer, or
discarded if not needed. Logging supports various categories and
levels of severity.
if LOG
config LOG_MAX_LEVEL
int "Maximum log level to record"
depends on LOG
default 5
help
This selects the maximum log level that will be recorded. Any value
higher than this will be ignored. If possible log statements below
this level will be discarded at build time. Levels:
0 - emergency
1 - alert
2 - critical
3 - error
4 - warning
5 - note
6 - info
7 - debug
8 - debug content
9 - debug hardware I/O
config SPL_LOG_MAX_LEVEL
int "Maximum log level to record in SPL"
depends on SPL_LOG
default 3
help
This selects the maximum log level that will be recorded. Any value
higher than this will be ignored. If possible log statements below
this level will be discarded at build time. Levels:
0 - emergency
1 - alert
2 - critical
3 - error
4 - warning
5 - note
6 - info
7 - debug
8 - debug content
9 - debug hardware I/O
config TPL_LOG_MAX_LEVEL
int "Maximum log level to record in TPL"
depends on TPL_LOG
default 3
default 6
range 0 9
help
This selects the maximum log level that will be recorded. Any value
higher than this will be ignored. If possible log statements below
@ -727,7 +671,8 @@ config TPL_LOG_MAX_LEVEL
config LOG_DEFAULT_LEVEL
int "Default logging level to display"
default 6
default LOG_MAX_LEVEL
range 0 LOG_MAX_LEVEL
help
This is the default logging level set when U-Boot starts. It can
be adjusted later using the 'log level' command. Note that setting
@ -747,27 +692,6 @@ config LOG_DEFAULT_LEVEL
config LOG_CONSOLE
bool "Allow log output to the console"
depends on LOG
default y
help
Enables a log driver which writes log records to the console.
Generally the console is the serial port or LCD display. Only the
log message is shown - other details like level, category, file and
line number are omitted.
config SPL_LOG_CONSOLE
bool "Allow log output to the console in SPL"
depends on SPL_LOG
default y
help
Enables a log driver which writes log records to the console.
Generally the console is the serial port or LCD display. Only the
log message is shown - other details like level, category, file and
line number are omitted.
config TPL_LOG_CONSOLE
bool "Allow log output to the console in TPL"
depends on TPL_LOG
default y
help
Enables a log driver which writes log records to the console.
@ -777,24 +701,99 @@ config TPL_LOG_CONSOLE
config LOG_SYSLOG
bool "Log output to syslog server"
depends on LOG && NET
depends on NET
help
Enables a log driver which broadcasts log records via UDP port 514
to syslog servers.
config LOG_TEST
bool "Provide a test for logging"
depends on LOG && UNIT_TEST
default y if SANDBOX
config SPL_LOG
bool "Enable logging support in SPL"
depends on LOG
help
This enables a 'log test' command to test logging. It is normally
executed from a pytest and simply outputs logging information
in various different ways to test that the logging system works
correctly with various settings.
This enables support for logging of status and debug messages. These
can be displayed on the console, recorded in a memory buffer, or
discarded if not needed. Logging supports various categories and
levels of severity.
if SPL_LOG
config SPL_LOG_MAX_LEVEL
int "Maximum log level to record in SPL"
depends on SPL_LOG
default 3
range 0 9
help
This selects the maximum log level that will be recorded. Any value
higher than this will be ignored. If possible log statements below
this level will be discarded at build time. Levels:
0 - emergency
1 - alert
2 - critical
3 - error
4 - warning
5 - note
6 - info
7 - debug
8 - debug content
9 - debug hardware I/O
config SPL_LOG_CONSOLE
bool "Allow log output to the console in SPL"
default y
help
Enables a log driver which writes log records to the console.
Generally the console is the serial port or LCD display. Only the
log message is shown - other details like level, category, file and
line number are omitted.
endif
config TPL_LOG
bool "Enable logging support in TPL"
depends on LOG
help
This enables support for logging of status and debug messages. These
can be displayed on the console, recorded in a memory buffer, or
discarded if not needed. Logging supports various categories and
levels of severity.
if TPL_LOG
config TPL_LOG_MAX_LEVEL
int "Maximum log level to record in TPL"
depends on TPL_LOG
default 3
range 0 9
help
This selects the maximum log level that will be recorded. Any value
higher than this will be ignored. If possible log statements below
this level will be discarded at build time. Levels:
0 - emergency
1 - alert
2 - critical
3 - error
4 - warning
5 - note
6 - info
7 - debug
8 - debug content
9 - debug hardware I/O
config TPL_LOG_CONSOLE
bool "Allow log output to the console in TPL"
default y
help
Enables a log driver which writes log records to the console.
Generally the console is the serial port or LCD display. Only the
log message is shown - other details like level, category, file and
line number are omitted.
endif
config LOG_ERROR_RETURN
bool "Log all functions which return an error"
depends on LOG
help
When an error is returned in U-Boot it is sometimes difficult to
figure out the root cause. For example, reading from SPI flash may
@ -805,6 +804,18 @@ config LOG_ERROR_RETURN
You can add log_ret() to all functions which return an error code.
config LOG_TEST
bool "Provide a test for logging"
depends on UNIT_TEST
default y if SANDBOX
help
This enables a 'log test' command to test logging. It is normally
executed from a pytest and simply outputs logging information
in various different ways to test that the logging system works
correctly with various settings.
endif
endmenu
config SUPPORT_RAW_INITRD