1.工程修改为Cmake管理。2.增加qemu支持，采用stm32f205rft6。3.增加bootstarp支持。4.增加cpio文件系统支持。5.增加软件浮点支持。6.增加双向链表和单项链表“

mkrtos_bootstrap/CMakeLists.txt

@@ -0,0 +1,57 @@
+cmake_minimum_required(VERSION 3.13)
+
+# include(setting.cmake)
+# project(mkrtos_bootstrap)
+set(PROJECT_NAME mkrtos_bootstrap)
+
+if (BOARD STREQUAL "stm32f103rc")
+    set(CMAKE_C_FLAGS "${GLOBAL_C_FLAG} \
+    -fmessage-length=0 \
+    --specs=nosys.specs \
+    -Xlinker --print-map \
+    -Xlinker --gc-sections \
+    -Wall -W -fno-stack-protector -g \
+    -D__dietlibc__ -D__arm__ \
+    " )
+elseif (BOARD STREQUAL "stm32f205rft6")
+    set(CMAKE_C_FLAGS "${GLOBAL_C_FLAG} \
+    -fmessage-length=0 \
+    --specs=nosys.specs \
+    -Xlinker --print-map \
+    -Xlinker --gc-sections \
+    -Wall -W -fno-stack-protector -g \
+    -D__dietlibc__ -D__arm__ \
+    -D__MPU_PRESENT=1 -DUSE_STDPERIPH_DRIVER \
+    " )
+    
+endif()
+
+set(CMAKE_CXX_FLAGS CMAKE_C_FLAGS)
+set(CMAKE_ASM_FLAGS ${CMAKE_C_FLAGS})
+ 
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/inc)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/inc/cortex-m3)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/inc/stm32f205rft6)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/inc/stm32f205rft6/lib)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/inc/dietlibc)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/inc/dietlibc/include)
+
+set(CMAKE_GEN_ELF ${PROJECT_NAME}.elf)
+
+add_subdirectory(src)
+
+file(GLOB deps *.c *.S)
+
+add_executable(${CMAKE_GEN_ELF}
+    ${deps}
+)
+if (BOARD STREQUAL "stm32f103rc")
+    set_target_properties(${CMAKE_GEN_ELF} PROPERTIES LINK_FLAGS "-T ${CMAKE_CURRENT_SOURCE_DIR}/gd32f103rc_link.lds")
+elseif (BOARD STREQUAL "stm32f205rft6")
+    set_target_properties(${CMAKE_GEN_ELF} PROPERTIES LINK_FLAGS "-T ${CMAKE_CURRENT_SOURCE_DIR}/stm32f205rft6_link.lds")
+endif()
+
+TARGET_LINK_LIBRARIES(${CMAKE_GEN_ELF}
+    boot_src
+)