ulp: added basic support for building and running a binary in the lp core

components/ulp/project_include.cmake

@@ -46,6 +46,9 @@ function(ulp_embed_binary app_name s_sources exp_dep_srcs)
                 set(TOOLCHAIN_FLAG ${idf_path}/components/ulp/cmake/toolchain-${idf_target}-ulp.cmake)
                 set(ULP_IS_RISCV OFF)
             endif()
+        elseif(CONFIG_ULP_COPROC_TYPE_LP_CORE)
+                set(TOOLCHAIN_FLAG ${idf_path}/components/ulp/cmake/toolchain-lp-core-riscv.cmake)
+                set(ULP_IS_LP_CORE_RISCV ON)
         endif()
 
         externalproject_add(${app_name}
@@ -63,6 +66,7 @@ function(ulp_embed_binary app_name s_sources exp_dep_srcs)
                             -DSDKCONFIG_HEADER=${SDKCONFIG_HEADER}
                             -DPYTHON=${python}
                             -DULP_COCPU_IS_RISCV=${ULP_IS_RISCV}
+                            -DULP_COCPU_IS_LP_CORE=${ULP_IS_LP_CORE_RISCV}
                             ${extra_cmake_args}
                 BUILD_COMMAND ${CMAKE_COMMAND} --build ${CMAKE_CURRENT_BINARY_DIR}/${app_name} --target build
                 BUILD_BYPRODUCTS ${ulp_artifacts} ${ulp_artifacts_extras} ${ulp_ps_sources}