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feat(ulp): support custom LP-core linker layouts via the LINKER_LAYOUT option

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This commit is contained in:
Sudeep Mohanty
2026-07-31 14:48:52 +02:00
parent 869f2f355f
commit 7c3b82562a
4 changed files with 94 additions and 13 deletions
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components/ulp/CMakeLists_v2.txt
+10
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@@ -320,6 +320,16 @@ elseif(ULP_TYPE STREQUAL "lp_core")
# via FLAGS.
idf_component_get_property(esp_system_dir esp_system COMPONENT_DIR)
set(lp_core_ld_flags "${ulp_ld_flags} -I\"${esp_system_dir}/ld\" -I\"${esp_system_dir}/ld/${target}\"")
# A user-supplied LINKER layout replaces the default one composed into
# lp_core_riscv.ld.in. It reaches this child project as LP_CORE_LINKER_SCRIPT
# (passed by __setup_ulp_project, same as the CMake v1 path). Hand it to the
# wrapper as the LP_CORE_LINKER_INCLUDE macro it #includes. The escaped quotes
# survive separate_arguments() in the linker-script preprocessor so the macro
# expands to a quoted header-name token ("/abs/path.ld").
if(LP_CORE_LINKER_SCRIPT)
message(STATUS "Using custom LP-core linker layout: ${LP_CORE_LINKER_SCRIPT}")
string(APPEND lp_core_ld_flags " -DLP_CORE_LINKER_INCLUDE=\\\"${LP_CORE_LINKER_SCRIPT}\\\"")
endif()
target_linker_script(${COMPONENT_LIB} INTERFACE "ld/lp_core_riscv.ld.in" MEMORY
FLAGS "${lp_core_ld_flags}")