WIP: build system

port/threadx_smp/CMakeLists.txt

@@ -0,0 +1,36 @@
+set(THREADX_COMMON_SMP_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../../third-party/threadx/common_smp)
+if(NOT EXISTS "${THREADX_COMMON_SMP_DIR}")
+    message(FATAL_ERROR "could not find ThreadX SMP sources, is the submodule checked out?")
+endif()
+
+set(THREADX_SMP_CUSTOM_INC ${CMAKE_CURRENT_SOURCE_DIR}/inc ${CMAKE_CURRENT_SOURCE_DIR}/../moonlight)
+set(THREADX_SMP_CUSTOM_SRC
+    src/tx_thread_smp_core_preempt.c
+    src/tx_initialize_low_level.S
+)
+
+file(GLOB THREADX_SMP_SOURCES ${THREADX_COMMON_SMP_DIR}/src/*.c)
+add_library(threadx_smp STATIC)
+target_sources(threadx_smp PRIVATE
+    ${THREADX_SMP_SOURCES}
+    ${THREADX_SMP_CUSTOM_SRC}
+)
+target_include_directories(threadx_smp PUBLIC
+    ${THREADX_COMMON_SMP_DIR}/inc
+    ${THREADX_SMP_CUSTOM_INC}
+)
+target_compile_definitions(threadx_smp PRIVATE -DTX_QUEUE_MESSAGE_MAX_SIZE=16) #This is addressed in PR #503
+
+
+#Definition smp_demo
+project(smp_demo LANGUAGES C ASM)
+cmake_minimum_required(VERSION 3.24)
+add_executable(smp_demo)
+target_include_directories(smp_demo PRIVATE
+    ${CMAKE_CURRENT_SOURCE_DIR}/../moonlight
+)
+target_link_libraries(smp_demo PRIVATE threadx_smp)
+
+target_sources(smp_demo PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../src/thread_demo/main.c)
+
+#cmake -S . -B build -DCMAKE_TOOLCHAIN_FILE=$PWD/../../cmake/rv32gc_gnu.cmake -DCMAKE_EXPORT_COMPILE_COMMANDS=YES