stm32h747: cm4: set VTOR at boot

Author: facchinm

targets/TARGET_STM/TARGET_STM32H7/STM32Cube_FW/system_stm32h7xx_dualcore_boot_cm4_cm7.c

@@ -232,7 +232,7 @@ __weak void SystemInit (void)
   /* Configure the Vector Table location add offset address ------------------*/
 #ifdef VECT_TAB_SRAM
   SCB->VTOR = D2_AXISRAM_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM */
-#elif !defined(NO_VTOR_RELOCATE)
+#else
 #include "nvic_addr.h"                   // MBED
   SCB->VTOR = NVIC_FLASH_VECTOR_ADDRESS; // MBED
 #endif

targets/TARGET_STM/TARGET_STM32H7/TARGET_STM32H747xI/TARGET_STM32H747xI_CM4/TOOLCHAIN_GCC_ARM/stm32h747xI_CM4.ld

@@ -38,10 +38,16 @@
 MEMORY
 {
     FLASH (rx)   : ORIGIN = MBED_APP_START, LENGTH = MBED_APP_SIZE
-    RAM (rwx)    : ORIGIN = MBED_RAM_START + VECTORS_SIZE, LENGTH = MBED_RAM_SIZE - VECTORS_SIZE
+    RAM_D2 (rwx)    : ORIGIN = MBED_RAM_START + VECTORS_SIZE, LENGTH = MBED_RAM_SIZE - VECTORS_SIZE
     RAM_D3 (xrw) : ORIGIN = 0x38000000, LENGTH = 64K
 }
 
+#if (CM4_BINARY_START == 0x60000000)
+REGION_ALIAS("RAM", FLASH);
+#else
+REGION_ALIAS("RAM", RAM_D2);
+#endif
+
 /* Linker script to place sections and symbol values. Should be used together
  * with other linker script that defines memory regions FLASH and RAM.
  * It references following symbols, which must be defined in code: