Add JGAurora A5S and A1 (STM32F103ZET6) (#14291)

- Now compiles and works correctly with changes to HAL timers and watchdog.
- Does NOT include awesome work on touch screen function.
- Does have working LCD and SD-based EEPROM.

buildroot/share/PlatformIO/ldscripts/jgaurora_a5s_a1.ld

@@ -0,0 +1,14 @@
+MEMORY
+{
+  ram (rwx) : ORIGIN = 0x20000C00, LENGTH = 64K - 3K
+  rom (rx)  : ORIGIN = 0x0800A000, LENGTH = 512K - 40K
+}
+
+/* Provide memory region aliases for common.inc */
+REGION_ALIAS("REGION_TEXT", rom);
+REGION_ALIAS("REGION_DATA", ram);
+REGION_ALIAS("REGION_BSS", ram);
+REGION_ALIAS("REGION_RODATA", rom);
+
+/* Let common.inc handle the real work. */
+INCLUDE common.inc

buildroot/share/PlatformIO/scripts/jgaurora_a5s_a1_with_bootloader.py

@@ -0,0 +1,43 @@
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x0800A000
+env['CPPDEFINES'].remove(("VECT_TAB_ADDR", "0x8000000")) 
+#alternatively, for STSTM <=5.1.0 use line below
+#env['CPPDEFINES'].remove(("VECT_TAB_ADDR", 134217728))
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x0800A000"))
+env.Replace(LDSCRIPT_PATH="buildroot/share/PlatformIO/ldscripts/jgaurora_a5s_a1.ld")
+
+#append ${PROGNAME}.bin firmware after bootloader and save it as 'jgaurora_firmware.bin'
+def addboot(source,target,env):
+	import os	
+
+	firmware = open(target[0].path, "rb")
+	lengthfirmware = os.path.getsize(target[0].path)
+	bootloader_dir = "buildroot/share/PlatformIO/scripts/jgaurora_bootloader.bin"
+	bootloader = open(bootloader_dir, "rb")
+	lengthbootloader = os.path.getsize(bootloader_dir)
+	firmware_with_boothloader_dir = target[0].dir.path +'/firmware_with_bootloader.bin'
+	if os.path.exists(firmware_with_boothloader_dir):
+		os.remove(firmware_with_boothloader_dir)
+	firmwareimage = open(firmware_with_boothloader_dir, "wb")
+	position = 0
+	while position < lengthbootloader:
+		byte = bootloader.read(1)
+		firmwareimage.write(byte)
+		position += 1
+	position = 0
+	while position < lengthfirmware:
+		byte = firmware.read(1)
+		firmwareimage.write(byte)
+		position += 1	
+	bootloader.close()
+	firmware.close()
+	firmwareimage.close()
+	firmware_without_bootloader_dir = target[0].dir.path+'/firmware_for_sd_upload.bin'
+	if os.path.exists(firmware_without_bootloader_dir):
+		os.remove(firmware_without_bootloader_dir)
+	os.rename(target[0].path, firmware_without_bootloader_dir)
+	#os.rename(target[0].dir.path+'/firmware_with_bootloader.bin', target[0].dir.path+'/firmware.bin') 
+
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", addboot);
+