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linker: Only use itcm and dtcm snippets if regions exist

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This tests whether there actually is an itcm or dtcm in the device tree.
Otherwise a FATAL_ERROR is generated.

Signed-off-by: Greter Raffael <rgreter@baumer.com>
This commit is contained in:
Greter Raffael 2023-11-14 08:33:57 +00:00 • committed by David Leach
commit 81022fae79
1 changed files with 12 additions and 0 deletions
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12
cmake/modules/extensions.cmake
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@ -1270,8 +1270,20 @@ function(zephyr_linker_sources location)
elseif("${location}" STREQUAL "NOCACHE_SECTION")
set(snippet_path "${nocache_path}")
elseif("${location}" STREQUAL "ITCM_SECTION")
dt_has_chosen(HAS_ITCM PROPERTY "zephyr,itcm")
if(NOT HAS_ITCM)
message(FATAL_ERROR "Trying to link snippet into itcm but no itcm available. "
"Add `zephyr,itcm` to the device tree if supported on your device or choose another "
"location.")
endif()
set(snippet_path "${itcm_path}")
elseif("${location}" STREQUAL "DTCM_SECTION")
dt_has_chosen(HAS_DTCM PROPERTY "zephyr,dtcm")
if(NOT HAS_DTCM)
message(FATAL_ERROR "Trying to link snippet into dtcm but no dtcm available. "
"Add `zephyr,dtcm` to the device tree if supported on your device or choose another "
"location.")
endif()
set(snippet_path "${dtcm_path}")
elseif("${location}" STREQUAL "PINNED_RAM_SECTIONS")
set(snippet_path "${pinned_ram_sections_path}")