Wait after setting the RTC time, to allow registers to update (fix #438, fix #441)

ChangeLog

@@ -11,6 +11,7 @@
             Fix network de-initialisation on Linux
             Fix reference count issue caused by removing a timer that had already been removed
             Power up SYSCFG on F2/3/4 parts, allowing watch to work on ports other than A
+            Wait after setting the RTC time, to allow registers to update (fix #438, fix #441)
 
      1v70 : Make pipe remove its drain/close listeners. Stops out of memory for repeated piping.
             Fix parseInt for values too large to go in an int (#406)

scripts/build_linker.py

@@ -130,7 +130,7 @@ SECTIONS
 
 if "place_text_section" in board.chip:
   codeOut("""    /* In the .py file we were told to place text here (to skip out what was before) */
-    . = ALIGN("""+hex(board.chip["place_text_section"]-FLASH_BASE)+"""); /* hacky! really want it absolute */
+    . = ALIGN("""+hex(board.chip["place_text_section"] & 0x00FFFFFF)+"""); /* hacky! really want it absolute */
 """);
 
 codeOut("""

targets/stm32/jshardware.c

@@ -1453,7 +1453,8 @@ void jshSetSystemTime(JsSysTime newTime) {
 
 #ifdef STM32F1
   RTC_SetCounter((uint32_t)(newTime>>JSSYSTIME_SECOND_SHIFT));
-#else
+  RTC_WaitForLastTask();
+#else // !STM32F1
   RTC_TimeTypeDef time;
   RTC_DateTypeDef date;
 
@@ -1473,12 +1474,14 @@ void jshSetSystemTime(JsSysTime newTime) {
 
   RTC_SetTime(RTC_Format_BIN, &time);
   RTC_SetDate(RTC_Format_BIN, &date);
-#endif
+  RTC_WaitForSynchro();
+#endif // !STM32F1
+
 
   hasSystemSlept = true;
-#else
+#else // !USE_RTC
   SysTickMajor = newTime;
-#endif
+#endif // !USE_RTC
   jshInterruptOn();
   jshGetSystemTime(); // force update of the time
 }