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tracing: avoid building tracing code when not applicable

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Do not build tracing system if provided otherwise, for example right now
systemview does not need any of the zephyr interfaces.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>
This commit is contained in:
Anas Nashif 2020-02-06 14:05:40 -05:00
commit f05dbf9f6a
2 changed files with 11 additions and 7 deletions
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5
subsys/tracing/CMakeLists.txt
View file

@ -6,12 +6,12 @@ zephyr_sources_ifdef(
) )
zephyr_sources_ifdef( zephyr_sources_ifdef(
CONFIG_TRACING CONFIG_TRACING_CORE
tracing_buffer.c tracing_buffer.c
tracing_core.c tracing_core.c
tracing_format_common.c tracing_format_common.c
) )
if(CONFIG_TRACING_CORE)
zephyr_sources_ifdef( zephyr_sources_ifdef(
CONFIG_TRACING_SYNC CONFIG_TRACING_SYNC
tracing_format_sync.c tracing_format_sync.c
@ -36,6 +36,7 @@ zephyr_sources_ifdef(
CONFIG_TRACING_BACKEND_POSIX CONFIG_TRACING_BACKEND_POSIX
tracing_backend_posix.c tracing_backend_posix.c
) )
endif()
zephyr_include_directories_ifdef( zephyr_include_directories_ifdef(
CONFIG_TRACING CONFIG_TRACING

13
subsys/tracing/Kconfig
View file

@ -16,6 +16,11 @@ config TRACING
if TRACING if TRACING
config TRACING_CORE
bool
help
Automatically selected by formats that require the core
tracing infrastructure.
choice choice
prompt "Tracing Format" prompt "Tracing Format"
@ -32,18 +37,15 @@ config SEGGER_SYSTEMVIEW
select RTT_CONSOLE select RTT_CONSOLE
select USE_SEGGER_RTT select USE_SEGGER_RTT
config TRACING_SYSTEMVIEW
bool "Tracing via SEGGER Systemview support"
help
Enable tracing using SEGGER Systemview.
config TRACING_CTF config TRACING_CTF
bool "Tracing via Common Trace Format support" bool "Tracing via Common Trace Format support"
select TRACING_CORE
help help
Enable tracing to a Common Trace Format stream. Enable tracing to a Common Trace Format stream.
config TRACING_CPU_STATS config TRACING_CPU_STATS
bool "Enable CPU usage tracing" bool "Enable CPU usage tracing"
select TRACING_CORE
help help
Module provides information about percent of CPU usage based on Module provides information about percent of CPU usage based on
tracing hooks for threads switching in and out, interrupts enters tracing hooks for threads switching in and out, interrupts enters
@ -53,6 +55,7 @@ config TRACING_CPU_STATS
config TRACING_TEST config TRACING_TEST
bool "Tracing for test usage" bool "Tracing for test usage"
select TRACING_CORE
help help
Enable tracing for testing kinds of format purpose. It must Enable tracing for testing kinds of format purpose. It must
implement the tracing hooks defined in tracing_test.h implement the tracing hooks defined in tracing_test.h