Merge pull request #10538 from masoudr/master

Enabled crash reporting for DISCO_F407VG target

Author: 0xc0170

platform/mbed_lib.json

@@ -198,6 +198,10 @@
         "NUCLEO_F411RE": {
             "crash-capture-enabled": true,
             "fatal-error-auto-reboot-enabled": true
+        },
+        "DISCO_F407VG": {
+            "crash-capture-enabled": true,
+            "fatal-error-auto-reboot-enabled": true
         }
     }
 }

targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/device/TOOLCHAIN_ARM_MICRO/STM32F407xx.sct

@@ -29,7 +29,13 @@
 
 #define VECTOR_SIZE                 0x188
 
-#define RAM_FIXED_SIZE              (MBED_BOOT_STACK_SIZE+VECTOR_SIZE)
+#define MBED_CRASH_REPORT_RAM_SIZE  0x100
+
+#define MBED_IRAM1_START             (MBED_RAM_START + VECTOR_SIZE + MBED_CRASH_REPORT_RAM_SIZE)
+#define MBED_IRAM1_SIZE              (MBED_RAM_SIZE - VECTOR_SIZE - MBED_CRASH_REPORT_RAM_SIZE)
+
+
+#define RAM_FIXED_SIZE              (MBED_BOOT_STACK_SIZE+VECTOR_SIZE+MBED_CRASH_REPORT_RAM_SIZE)
 
 LR_IROM1  MBED_APP_START  MBED_APP_SIZE  {    ; load region size_region
 
@@ -39,7 +45,10 @@ LR_IROM1  MBED_APP_START  MBED_APP_SIZE  {    ; load region size_region
    .ANY (+RO)
   }
 
-  RW_IRAM1  (MBED_RAM_START+VECTOR_SIZE)  (MBED_RAM_SIZE-VECTOR_SIZE)  {  ; RW data
+  RW_m_crash_data  (MBED_RAM_START+VECTOR_SIZE)  EMPTY MBED_CRASH_REPORT_RAM_SIZE { ; RW data
+  }
+
+  RW_IRAM1  MBED_IRAM1_START  MBED_IRAM1_SIZE  {  ; RW data
    .ANY (+RW +ZI)
   }
 

targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/device/TOOLCHAIN_ARM_STD/STM32F407xx.sct

@@ -3,24 +3,50 @@
 ; *** Scatter-Loading Description File  ***
 ; *****************************************
 
+; 1 MB FLASH (0x100000) + 192 KB SRAM (0x30000) + 64 KB CCBRAM (0x10000)+ 4 KB BKPSRAM
+
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x08000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x100000
+#endif
+
 #if !defined(MBED_BOOT_STACK_SIZE)
   #define MBED_BOOT_STACK_SIZE 0x400
 #endif
 
 #define Stack_Size MBED_BOOT_STACK_SIZE
 
-LR_IROM1 0x08000000 0x00100000  {    ; load region size_region
-  ER_IROM1 0x08000000 0x00100000  {  ; load address = execution address
+#define MBED_RAM_START              0x20000000
+#define MBED_RAM_SIZE               0x30000
+#define MBED_VECTTABLE_RAM_START    (MBED_RAM_START)
+#define MBED_VECTTABLE_RAM_SIZE     0x1B0
+#define MBED_CRASH_REPORT_RAM_START (MBED_VECTTABLE_RAM_START + MBED_VECTTABLE_RAM_SIZE)
+#define MBED_CRASH_REPORT_RAM_SIZE  0x100
+#define MBED_RAM0_START             (MBED_CRASH_REPORT_RAM_START + MBED_CRASH_REPORT_RAM_SIZE)
+#define MBED_RAM0_SIZE              (MBED_RAM_SIZE - MBED_VECTTABLE_RAM_SIZE - MBED_CRASH_REPORT_RAM_SIZE)
+
+LR_IROM1 MBED_APP_START MBED_APP_SIZE  {    ; load region size_region
+  ER_IROM1 MBED_APP_START MBED_APP_SIZE  {  ; load address = execution address
    *.o (RESET, +First)
    *(InRoot$$Sections)
    .ANY (+RO)
   }
-  RW_IRAM1 0x20000188 0x0001FE78-Stack_Size {
+  
+  ; Total: 107 vectors = 428 bytes (0x1AC) 8-byte aligned = 0x1B0 (0x1AC + 0x4) to be reserved in RAM
+  RW_IRAM1 (MBED_RAM0_START) (MBED_RAM0_SIZE-Stack_Size)  {  ; RW data
    .ANY (+RW +ZI)
   }
+
   RW_IRAM2 0x10000000 0x00010000  {  ; CCM
    .ANY (CCMRAM)
   }
+  
+  RW_m_crash_data MBED_CRASH_REPORT_RAM_START EMPTY MBED_CRASH_REPORT_RAM_SIZE { ; RW data
+  }
+
   ARM_LIB_STACK (0x20000188+0x0001FE78) EMPTY -Stack_Size { ; stack
   }
 }

targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/device/TOOLCHAIN_GCC_ARM/STM32F407XG.ld

@@ -6,6 +6,8 @@
 
 STACK_SIZE = MBED_BOOT_STACK_SIZE;
 
+M_CRASH_DATA_RAM_SIZE = 0x100;
+
 MEMORY
 { 
   FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 1024K
@@ -85,6 +87,18 @@ SECTIONS
     __etext = .;
     _sidata = .;
 
+    .crash_data_ram :
+    {
+        . = ALIGN(8);
+        __CRASH_DATA_RAM__ = .;
+        __CRASH_DATA_RAM_START__ = .; /* Create a global symbol at data start */
+        KEEP(*(.keep.crash_data_ram))
+        *(.m_crash_data_ram)     /* This is a user defined section */
+        . += M_CRASH_DATA_RAM_SIZE;
+        . = ALIGN(8);
+        __CRASH_DATA_RAM_END__ = .; /* Define a global symbol at data end */
+    } > RAM 
+
     .data : AT (__etext)
     {
         __data_start__ = .;

targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F407xG/device/TOOLCHAIN_IAR/stm32f407xx.icf

@@ -8,7 +8,9 @@ define symbol __ICFEDIT_region_ROM_start__ = 0x08000000;
 define symbol __ICFEDIT_region_ROM_end__   = 0x080FFFFF;
 define symbol __NVIC_start__          = 0x20000000;
 define symbol __NVIC_end__            = 0x20000187;
-define symbol __ICFEDIT_region_RAM_start__ = 0x20000188;
+define symbol __region_CRASH_DATA_RAM_start__  = 0x20000188;
+define symbol __region_CRASH_DATA_RAM_end__    = 0x20000287;
+define symbol __ICFEDIT_region_RAM_start__ = 0x20000288;
 define symbol __ICFEDIT_region_RAM_end__   = 0x2001FFFF;
 /*-Sizes-*/
 if (!isdefinedsymbol(MBED_BOOT_STACK_SIZE)) {
@@ -20,8 +22,13 @@ define symbol __ICFEDIT_size_heap__   = 0x8000;
 
 define memory mem with size = 4G;
 define region ROM_region   = mem:[from __ICFEDIT_region_ROM_start__   to __ICFEDIT_region_ROM_end__];
+define region CRASH_DATA_RAM_region = mem:[from __region_CRASH_DATA_RAM_start__ to __region_CRASH_DATA_RAM_end__];
 define region RAM_region   = mem:[from __ICFEDIT_region_RAM_start__   to __ICFEDIT_region_RAM_end__];
 
+/* Define Crash Data Symbols */
+define exported symbol __CRASH_DATA_RAM_START__ = __region_CRASH_DATA_RAM_start__;
+define exported symbol __CRASH_DATA_RAM_END__ = __region_CRASH_DATA_RAM_end__;
+
 define block CSTACK    with alignment = 8, size = __ICFEDIT_size_cstack__   { };
 define block HEAP      with alignment = 8, size = __ICFEDIT_size_heap__     { };