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Add CMake functions for time_critical section placement of target sources #2677

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Add CMake functions for time_critical section placement of target sources #2677

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186922a
Add CMake functions for time_critical section placement of target sou…
Sep 16, 2025
8bafd78
Require CMake minimum 3.27 version for utility function availablility
Sep 22, 2025
e3b0352
Consolidate implementations into a common function
Sep 22, 2025
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Require CMake minimum 3.27 version for utility function availablility
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steffen.yount committed Sep 22, 2025
commit 8bafd7813c63fff67c28802982ae8b9b2f429fd2
9 changes: 9 additions & 0 deletions src/rp2_common/pico_platform_sections/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,8 @@ endif()
# TARGET that match either an optionally specified list of source files or all the target's "SOURCES" found
# within in the target's "SOURCE_DIR".
#
# This utility function is only available in builds using CMake 3.27 and later.
#
# Examples:
# pico_sections_time_critical(MyTarget)
#
Expand All @@ -22,6 +24,8 @@ endif()
# \param\ TARGET The build target
# \param\ SOURCES Optional, source files of the object files to be modified. If not specified, uses the build
# target's "SOURCES" list.
#
if(CMAKE_VERSION VERSION_GREATER_EQUAL 3.27)
function(pico_sections_time_critical TARGET)
add_custom_command(
TARGET ${TARGET}
Expand All @@ -33,6 +37,7 @@ function(pico_sections_time_critical TARGET)
COMMAND_EXPAND_LISTS
)
endfunction()
endif()

# pico_sections_not_in_flash(TARGET [SOURCES])
# \brief\ Prefix target's object file sections with ".time_critical_ram"
Expand All @@ -41,6 +46,8 @@ endfunction()
# TARGET that match either an optionally specified list of source files or all the target's "SOURCES" found
# within in the target's "SOURCE_DIR".
#
# This utility function is only available in builds using CMake 3.27 and later.
#
# Examples:
# pico_sections_not_in_flash(MyTarget)
#
Expand All @@ -52,6 +59,7 @@ endfunction()
# \param\ TARGET The build target
# \param\ SOURCES Optional, source files of the object files to be modified. If not specified, uses the build
# target's "SOURCES" list.
if(CMAKE_VERSION VERSION_GREATER_EQUAL 3.27)
function(pico_sections_not_in_flash TARGET)
add_custom_command(
TARGET ${TARGET}
Expand All @@ -63,3 +71,4 @@ function(pico_sections_not_in_flash TARGET)
COMMAND_EXPAND_LISTS
)
endfunction()
endif()