builder: Fix builder for rt-thread msh application

Signed-off-by: Huaqi Fang <578567190@qq.com>

Author: fanghuaqi

builder/frameworks/_bare.py

@@ -26,18 +26,19 @@
         "-Os",
         "-Wall",  # show warnings
         "-ffunction-sections",
-        "-fdata-sections"
+        "-fdata-sections",
+        "-fno-common"
     ],
 
     LINKFLAGS=[
         "-Os",
-        "-nostartfiles",
-        "--specs=nano.specs",
-        "--specs=nosys.specs",
+        "-ffunction-sections",
+        "-fdata-sections",
+        "-fno-common",
         "-Wl,--gc-sections"
     ],
 
-    LIBS=["c"],
+    LIBS=[],
 )
 
 # copy CCFLAGS to ASFLAGS (-x assembler-with-cpp mode)

builder/frameworks/nuclei-sdk.py

@@ -171,6 +171,8 @@ def parse_nuclei_soc_predefined_cores(core_mk):
 
 env.SConscript("_bare.py", exports="env")
 
+target_map = join("$BUILD_DIR", "${PROGNAME}.map")
+
 env.Append(
     CCFLAGS=[
         "-march=%s" % build_march,
@@ -188,6 +190,10 @@ def parse_nuclei_soc_predefined_cores(core_mk):
         "-march=%s" % build_march,
         "-mabi=%s" % build_mabi,
         "-mcmodel=%s" % build_mcmodel,
+        "-Wl,-Map,%s" % target_map,
+        "-nostartfiles",
+        "--specs=nano.specs",
+        "--specs=nosys.specs",
         "-u", "_isatty",
         "-u", "_write",
         "-u", "_sbrk",
@@ -214,14 +220,18 @@ def parse_nuclei_soc_predefined_cores(core_mk):
     ],
 
     LIBPATH=[
-        "$BUILD_DIR",
         join(FRAMEWORK_DIR, "NMSIS", "Library", "DSP", "GCC"),
         join(FRAMEWORK_DIR, "NMSIS", "Library", "NN", "GCC")
     ],
 
     LIBS=["gcc", "m", "stdc++"]
 )
 
+# WORKAROUND: If RT-Thread used, force it to include symbols from finsh
+# otherwise it will not be included
+if build_rtthread_msh == "1":
+    env.Append(LINKFLAGS=["-u", "finsh_system_init"])
+
 extra_incdirs = get_extra_soc_board_incdirs(build_soc, build_board)
 if extra_incdirs:
     env.Append(
@@ -235,20 +245,20 @@ def parse_nuclei_soc_predefined_cores(core_mk):
 #
 # Target: Build Nuclei SDK Libraries
 #
-
+soclibname = "soc_" + build_soc
+boardlibname = "board_" + build_board
 libs = [
     env.BuildLibrary(
-        join("$BUILD_DIR", "SoC", build_soc, "Common"),
+        join("$BUILD_DIR", "SoC", build_soc, soclibname),
         join(FRAMEWORK_DIR, "SoC", build_soc, "Common")
     ),
 
     env.BuildLibrary(
-        join("$BUILD_DIR", "SoC", build_soc, "Board", build_board),
+        join("$BUILD_DIR", "SoC", build_soc, "Board", boardlibname),
         join(FRAMEWORK_DIR, "SoC", build_soc, "Board", build_board)
     )
 ]
 
-rtoslibs = []
 if selected_rtos == "FreeRTOS":
     libs.append(env.BuildLibrary(
         join("$BUILD_DIR", "RTOS", "FreeRTOS"),

platform.py

@@ -63,7 +63,7 @@ def _add_default_debug_tools(self, board):
                     board_cfg = join(
                         sdk_dir, "SoC", build_soc, "Board", build_board, "openocd.cfg",
                     )
-                server_args = ["-f", board_cfg]
+                server_args = ["-c", "debug_level 1", "-f", board_cfg]
                 debug["tools"]["rv-link"] = {
                     "hwids": [["0x28e9", "0x018a"]],
                     "require_debug_port": True,
@@ -142,7 +142,8 @@ def _add_default_debug_tools(self, board):
                         "   monitor halt",
                         "end",
                         "define pio_reset_run_target",
-                        "   monitor reset",
+                        "   monitor halt",
+                        "   monitor resume",
                         "end",
                         "target extended-remote $DEBUG_PORT",
                         "$LOAD_CMDS",