[bsp][stm32]modify stm32l4xx template,preventing conflict with the linker files
* Change Logs:
* Date Author Notes
* 2018-11-5 SummerGift first version
+ * 2019-04-24 yangjie Use the end of ZI as HEAP_BEGIN
*/
#ifndef __BOARD_H__
@@ -28,7 +29,17 @@ extern "C" {
#define STM32_SRAM1_START (0x20000000)
#define STM32_SRAM1_END (STM32_SRAM1_START + STM32_SRAM1_SIZE * 1024)
-#define HEAP_BEGIN STM32_SRAM1_START
+#ifdef __CC_ARM
+extern int Image$$RW_IRAM1$$ZI$$Limit;
+#define HEAP_BEGIN ((void *)&Image$$RW_IRAM1$$ZI$$Limit)
+#elif __ICCARM__
+#pragma section="CSTACK"
+#define HEAP_BEGIN (__segment_end("CSTACK"))
+#else
+extern int __bss_end;
+#define HEAP_BEGIN ((void *)&__bss_end)
+#endif
+
#define HEAP_END STM32_SRAM1_END
void SystemClock_Config(void);
