Fysetc S6 support (#15850)

buildroot/share/PlatformIO/scripts/fysetc_STM32S6.py

@@ -0,0 +1,55 @@
+from os.path import join
+Import("env", "projenv")
+
+import os,shutil
+from SCons.Script import DefaultEnvironment
+from platformio import util
+
+env = DefaultEnvironment()
+platform = env.PioPlatform()
+board = env.BoardConfig()
+
+FRAMEWORK_DIR = platform.get_package_dir("framework-arduinoststm32")
+#FRAMEWORK_DIR = platform.get_package_dir("framework-arduinoststm32@3.10500.190327") 
+CMSIS_DIR = os.path.join(FRAMEWORK_DIR, "CMSIS", "CMSIS")
+assert os.path.isdir(FRAMEWORK_DIR)
+assert os.path.isdir(CMSIS_DIR)
+assert os.path.isdir("buildroot/share/PlatformIO/variants")
+
+mcu_type = board.get("build.mcu")[:-2]
+variant = board.get("build.variant")
+series = mcu_type[:7].upper() + "xx"
+variant_dir = os.path.join(FRAMEWORK_DIR, "variants", variant)
+
+source_dir = os.path.join("buildroot/share/PlatformIO/variants", variant)
+assert os.path.isdir(source_dir)
+
+if not os.path.isdir(variant_dir):
+    os.mkdir(variant_dir)
+
+for file_name in os.listdir(source_dir):
+    full_file_name = os.path.join(source_dir, file_name)
+    if os.path.isfile(full_file_name):
+        shutil.copy(full_file_name, variant_dir)
+		
+# Relocate firmware from 0x08000000 to 0x08002000
+#env['CPPDEFINES'].remove(("VECT_TAB_ADDR", 134217728))
+#env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08010000"))
+#env.Replace(LDSCRIPT_PATH="buildroot/share/PlatformIO/ldscripts/fysetc_aio_ii.ld")
+
+# Custom HEX from ELF
+env.AddPostAction(
+	"$BUILD_DIR/${PROGNAME}.elf",
+	env.VerboseAction(" ".join([
+				"$OBJCOPY",
+				"-O",
+				"ihex",
+				"$BUILD_DIR/${PROGNAME}.elf",
+				"$BUILD_DIR/${PROGNAME}.hex"
+			]), "Building $TARGET"))
+
+# In-line command with arguments
+env.Replace(
+	UPLOADER=platform.get_package_dir("tool-stm32duino") + '/stm32flash/stm32flash',
+	UPLOADCMD='"${UPLOADER}" -v -i rts,-dtr,dtr,-rts -R -b 115200 -g 0x8000000 -w "${BUILD_DIR}/${PROGNAME}.hex" ${UPLOAD_PORT}'
+)