update

Cargo.lock

@@ -84,6 +84,15 @@ version = "0.2.150"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "89d92a4743f9a61002fae18374ed11e7973f530cb3a3255fb354818118b2203c"
 
+[[package]]
+name = "libu5-sys"
+version = "0.1.0"
+dependencies = [
+ "cmake",
+ "cortex-m",
+ "cortex-m-rt",
+]
+
 [[package]]
 name = "nb"
 version = "0.1.3"
@@ -158,15 +167,6 @@ dependencies = [
  "unicode-ident",
 ]
 
-[[package]]
-name = "u5"
-version = "0.1.0"
-dependencies = [
- "cmake",
- "cortex-m",
- "cortex-m-rt",
-]
-
 [[package]]
 name = "unicode-ident"
 version = "1.0.12"

Cargo.toml

@@ -1,8 +1,9 @@
 [package]
-name = "u5"
+name = "libu5-sys"
 version = "0.1.0"
 edition = "2021"
 build = "build.rs"
+links = "u5"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 [net]

build.rs

@@ -2,8 +2,9 @@
 use cmake::Config;
 
 fn main() {
-    // Tell Cargo to tell rustc to link the C++ library.
-    println!("cargo:rustc-link-lib=static=stm32u5");
+    // set target to thumbv8m.main-none-eabi
+    // let out_dir = std::env::var("OUT_DIR").unwrap();
+    println!("cargo:rustc-cfg=feature=\"cortex-m\"");
 
     // Use cmake to build the C++ project
     let dst = Config::new("stm32u5").build();
@@ -13,8 +14,6 @@ fn main() {
 
     // get the out dir of dependcy `cortex-m`
     //
-    println!("cargo:include=/includes") // provide DEP_U5_INCLUDE var
-
-
+    println!("cargo:include={}", dst.display());
 
 }

stm32u5/CMakeLists.txt

@@ -51,5 +51,5 @@ install(DIRECTORY ${CMAKE_CURRENT_LIST_DIR}/CMSIS DESTINATION .)
 install(DIRECTORY ${CMAKE_CURRENT_LIST_DIR}/startup DESTINATION .)
 install(DIRECTORY ${CMAKE_CURRENT_LIST_DIR}/filex DESTINATION .)
 install(DIRECTORY ${CMAKE_CURRENT_LIST_DIR}/link_script DESTINATION .)
-
-
+install(FILES ${CMAKE_CURRENT_LIST_DIR}/Stm32U5LibConfig.cmake DESTINATION .)
+install(DIRECTORY ${CMAKE_CURRENT_LIST_DIR}/newlib DESTINATION .)

stm32u5/Stm32U5LibConfig.cmake

@@ -1,19 +1,20 @@
-set(COMPILE_PREFIX "")
-if (APPLE)
-    set(COMPILE_PREFIX /opt/homebrew/bin/)
-endif ()
-
-set(CMAKE_C_COMPILER ${COMPILE_PREFIX}arm-none-eabi-gcc)
-set(CMAKE_CXX_COMPILER ${COMPILE_PREFIX}arm-none-eabi-g++)
-set(CMAKE_ASM_COMPILER ${COMPILE_PREFIX}arm-none-eabi-gcc)
-set(CMAKE_AR ${COMPILE_PREFIX}arm-none-eabi-ar)
-set(CMAKE_OBJCOPY ${COMPILE_PREFIX}arm-none-eabi-objcopy)
-set(CMAKE_OBJDUMP ${COMPILE_PREFIX}arm-none-eabi-objdump)
-set(SIZE ${COMPILE_PREFIX}arm-none-eabi-size)
+# set(COMPILE_PREFIX "")
+# if (APPLE)
+#     set(COMPILE_PREFIX /opt/homebrew/bin/)
+# endif ()
+# 
+# set(CMAKE_C_COMPILER ${COMPILE_PREFIX}arm-none-eabi-gcc)
+# set(CMAKE_CXX_COMPILER ${COMPILE_PREFIX}arm-none-eabi-g++)
+# set(CMAKE_ASM_COMPILER ${COMPILE_PREFIX}arm-none-eabi-gcc)
+# set(CMAKE_AR ${COMPILE_PREFIX}arm-none-eabi-ar)
+# set(CMAKE_OBJCOPY ${COMPILE_PREFIX}arm-none-eabi-objcopy)
+# set(CMAKE_OBJDUMP ${COMPILE_PREFIX}arm-none-eabi-objdump)
+# set(SIZE ${COMPILE_PREFIX}arm-none-eabi-size)
 
 
 # add definition for filex
 add_definitions(-DFX_INCLUDE_USER_DEFINE_FILE)
+add_definitions(-DSTM32U575xx)
 
 include_directories(
         ${CMAKE_CURRENT_LIST_DIR}/includes
@@ -32,23 +33,29 @@ file(GLOB_RECURSE LIB_SOURCES
         "${CMAKE_CURRENT_LIST_DIR}/startup/startup_stm32u575zitxq.s"
 )
 
+file(GLOB_RECURSE EXPORT_SOURCES
+    "${CMAKE_CURRENT_LIST_DIR}/newlib/*.c"
+    "${CMAKE_CURRENT_LIST_DIR}/startup/startup_stm32u575zitxq.s"
+    )
+
 message(STATUS "CMAKE_CURRENT_LIST_DIR: ${CMAKE_CURRENT_LIST_DIR}")
 
-#Uncomment for hardware floating point
-# add_compile_definitions(ARM_MATH_CM4;ARM_MATH_MATRIX_CHECK;ARM_MATH_ROUNDING)
-add_compile_options(-mfloat-abi=hard -mfpu=fpv4-sp-d16)
-add_link_options(-mfloat-abi=hard -mfpu=fpv4-sp-d16)
-add_compile_options(-mcpu=cortex-m33 -mthumb -mthumb-interwork)
-add_compile_options(-ffunction-sections -fdata-sections -fno-common -fmessage-length=0)
-# Enable assembler files preprocessing
-add_compile_options($<$<COMPILE_LANGUAGE:ASM>:-x$<SEMICOLON>assembler-with-cpp>)
-
-# add link script 
+# #Uncomment for hardware floating point
+# # add_compile_definitions(ARM_MATH_CM4;ARM_MATH_MATRIX_CHECK;ARM_MATH_ROUNDING)
+# add_compile_options(-mfloat-abi=hard -mfpu=fpv4-sp-d16)
+# add_link_options(-mfloat-abi=hard -mfpu=fpv4-sp-d16)
+# add_compile_options(-mcpu=cortex-m33 -mthumb -mthumb-interwork)
+# add_compile_options(-ffunction-sections -fdata-sections -fno-common -fmessage-length=0)
+# # Enable assembler files preprocessing
+# add_compile_options($<$<COMPILE_LANGUAGE:ASM>:-x$<SEMICOLON>assembler-with-cpp>)
+# 
+# # add link script 
 set(LINKER_SCRIPT ${CMAKE_CURRENT_LIST_DIR}/link_script/STM32U575ZITXQ_FLASH.ld)
-
-# add link options 
-add_link_options(-Wall -Wl,-gc-sections,--print-memory-usage,-Map=${PROJECT_BINARY_DIR}/${PROJECT_NAME}.map)
-add_link_options(-mcpu=cortex-m33 -mthumb -mthumb-interwork)
+message ("LINKER_SCRIPT: ${LINKER_SCRIPT}")
+# 
+# # add link options 
+# add_link_options(-Wall -Wl,-gc-sections,--print-memory-usage,-Map=${PROJECT_BINARY_DIR}/${PROJECT_NAME}.map)
+add_link_options(-Wall -Wl,-gc-sections,--print-memory-usage)
+# add_link_options(-mcpu=cortex-m33 -mthumb -mthumb-interwork)
 add_link_options(-T ${LINKER_SCRIPT})
-add_definitions(-DSTM32U575xx)
-# set(LIB_BIN ${CMAKE_CURRENT_LIST_DIR}/libSTM32U5.a)
+set(LIB_BIN ${CMAKE_CURRENT_LIST_DIR}/libSTM32U5.a)