feat(build): support Kconfig

Kconfig usages are the same with liteos_a

Signed-off-by: Caoruihong <crh.cao@huawei.com>
Change-Id: I9aacbb69da88d5427cced89d1a49cb1041afa998

kernel/BUILD.gn

@@ -27,9 +27,10 @@
 # OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 # ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-import("//kernel/liteos_m/config.gni")
+import("//kernel/liteos_m/liteos.gni")
 
-static_library("kernel") {
+module_name = get_path_info(rebase_path("."), "name")
+kernel_module(module_name) {
   sources = [
     "src/los_event.c",
     "src/los_init.c",
@@ -44,36 +45,8 @@ static_library("kernel") {
     "src/mm/los_membox.c",
     "src/mm/los_memory.c",
   ]
-
-  include_dirs = [
-    "../components/cpup",
-    "../components/exchook",
-    "../components/backtrace",
-    "../components/power",
-    "../components/dynlink",
-  ]
-
-  configs += [ "$LITEOSTOPDIR:los_config" ]
-
-  if ("$board_cpu" == "cortex-m3") {
-    deps = [ "arch/arm/cortex-m3/gcc/:arch" ]
-  } else if ("$board_cpu" == "cortex-m4") {
-    deps = [ "arch/arm/cortex-m4/gcc/:arch" ]
-  } else if ("$board_cpu" == "cortex-m7") {
-    deps = [ "arch/arm/cortex-m7/gcc/:arch" ]
-  } else if ("$board_cpu" == "cortex-m33") {
-    if (enable_ohos_kernel_liteos_m_tz) {
-      deps = [ "arch/arm/cortex-m33/gcc/TZ:arch" ]
-    } else {
-      deps = [ "arch/arm/cortex-m33/gcc/NTZ:arch" ]
-    }
-  } else if ("$board_cpu" == "ck802" || "$board_cpu" == "e802") {
-    deps = [ "arch/csky/v2/gcc:arch" ]
-  } else if ("$board_cpu" == "") {
-    if ("$board_arch" == "rv32imac" || "$board_arch" == "rv32imafdc") {
-      deps = [ "arch/risc-v/riscv32/gcc:arch" ]
-    } else if ("$board" == "esp32") {
-      deps = [ "arch/xtensa/lx6/gcc:arch" ]
-    }
-  }
+}
+
+config("public") {
+  include_dirs = [ "include" ]
 }