EV_COG_AD4050LZ: Rework linker scripts to support bootloader

- fix compiler warning message of flash_api.c
- fix compiler warning message of startup_ADuCM4050.c
- eliminate absolute address of ROM tables
- add MBED_APP_START and MBED_APP_SIZE to linker scripts

Author: Edmund Hsu

targets/TARGET_Analog_Devices/TARGET_ADUCM4X50/TARGET_ADUCM4050/TARGET_EV_COG_AD4050LZ/device/startup_ADuCM4050.c

@@ -6,7 +6,7 @@
  * @date:    $Date: $
  *-----------------------------------------------------------------------------
  *
-Copyright (c) 2010-2017 Analog Devices, Inc.
+Copyright (c) 2010-2018 Analog Devices, Inc.
 
 All rights reserved.
 
@@ -45,32 +45,29 @@ EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  *****************************************************************************/
 #ifdef __ARMCC_VERSION
-#include <stdint.h>
 #include <rt_misc.h>
 #endif
 #include <cmsis.h>
 #include <startup_ADuCM4050.h>
 #include <mbed_rtx.h>
 
+/*----------------------------------------------------------------------------
+  External function Declaration
+ *----------------------------------------------------------------------------*/
+extern void SramInit(void);
+
 /*----------------------------------------------------------------------------
   Checksum options
  *----------------------------------------------------------------------------*/
-#if defined (__ARMCC_VERSION)
-__attribute__((section(".ARM.__at_0x000001A0")))
-#elif defined(__ICCARM__)
+
+#if defined(__ICCARM__)
 __root
 #endif
 const uint32_t SECTION_PLACE(blank_checksum[],".checksum") =
 {
     BLANKX60,BLANKX600
 };
 
-
-/*----------------------------------------------------------------------------
-  External function Declaration
- *----------------------------------------------------------------------------*/
-extern void SramInit(void);
-
 /*----------------------------------------------------------------------------
   Exception / Interrupt Handler
  *----------------------------------------------------------------------------*/

targets/TARGET_Analog_Devices/TARGET_ADUCM4X50/TARGET_ADUCM4050/TARGET_EV_COG_AD4050LZ/device/startup_ADuCM4050.h

@@ -7,7 +7,7 @@
  * @date:    $Date: $
  *-----------------------------------------------------------------------------
  *
-Copyright (c) 2010-2017 Analog Devices, Inc.
+Copyright (c) 2010-2018 Analog Devices, Inc.
 
 All rights reserved.
 
@@ -63,6 +63,9 @@ RESET_EXCPT_HNDLR
 
 #include <adi_types.h>
 #define VECTOR_SECTION                 ".vectors"
+/* IVT typedefs. */
+typedef void( *pFunc )( void );
+
 #ifdef __ARMCC_VERSION
 void Default_Handler(void);
 #define SECTION_NAME(sectionname)      __attribute__((section(sectionname)))
@@ -71,6 +74,9 @@ void Default_Handler(void);
 #define RESET_EXCPT_HNDLR              __main
 #define COMPILER_NAME                  "ARMCC"
 #define WEAK_FUNCTION(x)               void x (void) __attribute__((weak, alias("Default_Handler")));
+extern uint32_t Load$$LR$$LR_IROM1$$Base[];
+#define NVIC_FLASH_VECTOR_ADDRESS      ((uint32_t)Load$$LR$$LR_IROM1$$Base)
+
 #elif defined(__ICCARM__)
 /*
 * IAR MISRA C 2004 error suppressions:
@@ -89,17 +95,20 @@ void Default_Handler(void);
 #define RESET_EXCPT_HNDLR              __iar_program_start
 #define COMPILER_NAME                  "ICCARM"
 #define WEAK_FUNCTION(x)  WEAK_FUNC  ( void x (void)) { while(1){} }
+#pragma section=VECTOR_SECTION
+#define NVIC_FLASH_VECTOR_ADDRESS      ((uint32_t)__section_begin(VECTOR_SECTION))
+
 #elif defined(__GNUC__)
-extern unsigned __etext;
-extern unsigned __data_start__;
-extern unsigned __data_end__;
-extern unsigned __copy_table_start__;
-extern unsigned __copy_table_end__;
-extern unsigned __zero_table_start__;
-extern unsigned __zero_table_end__;
-extern unsigned __bss_start__;
-extern unsigned __bss_end__;
-extern unsigned __StackTop;
+extern uint32_t __etext;
+extern uint32_t __data_start__;
+extern uint32_t __data_end__;
+extern uint32_t __copy_table_start__;
+extern uint32_t __copy_table_end__;
+extern uint32_t __zero_table_start__;
+extern uint32_t __zero_table_end__;
+extern uint32_t __bss_start__;
+extern uint32_t __bss_end__;
+extern uint32_t __StackTop;
 void Default_Handler(void);
 /*----------------------------------------------------------------------------
   External References
@@ -112,18 +121,21 @@ extern int  __START(void) __attribute__((noreturn));    /* main entry point */
 #define RESET_EXCPT_HNDLR              __START
 #endif
 #ifndef __STACK_SIZE
-#define	__STACK_SIZE  0x00000400
+#define __STACK_SIZE  0x00000400
 #endif
 #if !defined(__HEAP_SIZE) || (__HEAP_SIZE <= 0)
-#define	__HEAP_SIZE   0x00000C00
+#define __HEAP_SIZE   0x00000C00
 #endif
 #define SECTION_NAME(sectionname)      __attribute__ ((section(sectionname)))
 #define SECTION_PLACE(def,sectionname) def __attribute__ ((section(sectionname)))
 #define IVT_NAME                       __Vectors
 #define COMPILER_NAME                  "GNUC"
 #define WEAK_FUNCTION(x)               void x (void) __attribute__ ((weak, alias("Default_Handler")));
+extern const pFunc IVT_NAME[];
+#define NVIC_FLASH_VECTOR_ADDRESS      ((uint32_t)IVT_NAME)
 #define __STARTUP_CLEAR_BSS_MULTIPLE
 #endif // __GNUC__
+
 #define LASTCRCPAGE                    0
 #define BLANKX4   0xFFFFFFFF
 #define BLANKX20  BLANKX4,BLANKX4,BLANKX4,BLANKX4,BLANKX4,BLANKX4,BLANKX4,BLANKX4
@@ -132,8 +144,6 @@ extern int  __START(void) __attribute__((noreturn));    /* main entry point */
 #define BLANKX60  BLANKX20,BLANKX20,BLANKX20
 void RESET_EXCPT_HNDLR(void);
 void Reset_Handler(void);
-/* IVT typedefs. */
-typedef void( *pFunc )( void );
 
 #define ADUCM4050_VECTORS \
     /* Configure Initial Stack Pointer, using linker-generated symbols */\

targets/TARGET_Analog_Devices/TARGET_ADUCM4X50/TARGET_ADUCM4050/TOOLCHAIN_ARM_STD/ADuCM4050.sct

@@ -1,9 +1,10 @@
+#! armcc -E
 ;******************************************************************************
 ;  File: ADuCM4050.sct
 ;  Scatter loading file for Analog Devices ADuCM4050 processor
 ;
 ;  Copyright (c) 2011 - 2014 ARM LIMITED
-;  Copyright (c) 2016 - 2017 Analog Devices, Inc.
+;  Copyright (c) 2016 - 2018 Analog Devices, Inc.
 ;
 ;  All rights reserved.
 ;  Redistribution and use in source and binary forms, with or without
@@ -29,14 +30,28 @@
 ;  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 ;  POSSIBILITY OF SUCH DAMAGE.
 ;******************************************************************************
-LR_IROM1 0x00000000 0x0007F000 {
-    FLASH0   0x00000000 0x00000800 {
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x7F000
+#endif
+
+#define ADUCM_SECTOR_SIZE 0x800
+
+#define ADUCM_VECTOR_SIZE 0x1A0
+
+LR_IROM1 MBED_APP_START MBED_APP_SIZE {
+    FLASH0 MBED_APP_START ADUCM_VECTOR_SIZE {
         *(.vectors, +First)
-        *(.checksum)
     }
 
-    ER_IROM1 AlignExpr(ImageLimit(FLASH0), 16) 0x0007E800 {
-        ; load address = execution address
+    FLASH1 (MBED_APP_START + ADUCM_VECTOR_SIZE) (ADUCM_SECTOR_SIZE - ADUCM_VECTOR_SIZE) {
+        *(.checksum, +Last)
+    }
+
+    ER_IROM1 (MBED_APP_START + ADUCM_SECTOR_SIZE) (MBED_APP_SIZE - ADUCM_SECTOR_SIZE) {
         *(InRoot$$Sections)
         *(+RO)
     }

targets/TARGET_Analog_Devices/TARGET_ADUCM4X50/TARGET_ADUCM4050/TOOLCHAIN_GCC_ARM/ADuCM4050.ld

@@ -1,17 +1,27 @@
 /*
- * Portions Copyright (c) 2016 Analog Devices, Inc.
+ * Portions Copyright (c) 2016 - 2018 Analog Devices, Inc.
  *
  * Based on Device/ARM/ARMCM4/Source/GCC/gcc_arm.ld file in
  * ARM.CMSIS.4.5.0.pack.
  */
 
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x7F000
+#endif
+
+#define ADUCM_SECTOR_SIZE 0x800
+
 /* Linker script to configure memory regions. */
 MEMORY
 {
   /* The first 0x800 bytes of flash */
-  FLASH0 (rx) : ORIGIN = 0x00000000, LENGTH = 0x800
-  /* The remaining bytes of flash minus 4KB Protected Key Storage */
-  FLASH (rx) : ORIGIN = 0x00000800, LENGTH = 512k - 4k - 0x800
+  FLASH0 (rx) : ORIGIN = MBED_APP_START, LENGTH = ADUCM_SECTOR_SIZE
+  /* The rest of the flash */
+  FLASH (rx) : ORIGIN = MBED_APP_START + ADUCM_SECTOR_SIZE, LENGTH = MBED_APP_SIZE - ADUCM_SECTOR_SIZE
   /* SRAM bank 0 */
   DSRAM_A (rwx) : ORIGIN = 0x20000200, LENGTH = 32k - 0x200
   /* SRAM bank 3+4+5+6+7 */
@@ -76,13 +86,6 @@ SECTIONS
         KEEP(*(.checksum))
     } > FLASH0
 
-    .security_options :
-    {
-        . = ALIGN(4);
-        KEEP(*(.security_options))
-        . = ALIGN(4);
-    } > FLASH0
-
     .text :
     {
         *(.text*)

targets/TARGET_Analog_Devices/TARGET_ADUCM4X50/TARGET_ADUCM4050/TOOLCHAIN_IAR/ADuCM4050.icf

@@ -3,7 +3,7 @@
 *  ILINK Configuration File for Analog Devices ADuCM4050 processor
 *
 *  Copyright (c) 2011 - 2014 ARM LIMITED
-*  Copyright (c) 2016 - 2017 Analog Devices, Inc.
+*  Copyright (c) 2016 - 2018 Analog Devices, Inc.
 *
 *  All rights reserved.
 *  Redistribution and use in source and binary forms, with or without
@@ -29,10 +29,23 @@
 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 ******************************************************************************/
+
+if (!isdefinedsymbol(MBED_APP_START)) {
+    define symbol MBED_APP_START = 0;
+}
+
+if (!isdefinedsymbol(MBED_APP_SIZE)) {
+    define symbol MBED_APP_SIZE = 0x7F000;
+}
+
+define symbol ADUCM_SECTOR_SIZE = 0x800;
+
+define symbol ADUCM_VECTOR_SIZE = 0x1A0;
+
 define memory mem with size               = 4G;
-define region ROM_PAGE0_INTVEC            = mem:[from 0x00000000 size 0x000001A0];
-define region ROM_PAGE0_CHECKSUM          = mem:[from 0x000001A0 size 0x00000660];
-define region ROM_REGION                  = mem:[from 0x00000800 size 506K];
+define region ROM_PAGE0_INTVEC            = mem:[from MBED_APP_START size ADUCM_VECTOR_SIZE];
+define region ROM_PAGE0_CHECKSUM          = mem:[from MBED_APP_START+ADUCM_VECTOR_SIZE size ADUCM_SECTOR_SIZE-ADUCM_VECTOR_SIZE];
+define region ROM_REGION                  = mem:[from MBED_APP_START+ADUCM_SECTOR_SIZE size MBED_APP_SIZE-ADUCM_SECTOR_SIZE];
 define region RAM_bank1_region            = mem:[from 0x20040000 size 0x00008000];
 define region RAM_bank2_region            = mem:[from 0x20000200 size 0x00007E00]
                                           | mem:[from 0x20048000 size 0x00010000];

targets/TARGET_Analog_Devices/TARGET_ADUCM4X50/TARGET_ADUCM4050/api/cmsis_nvic.h

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2010-2017 Analog Devices, Inc.
+ * Copyright (c) 2010-2018 Analog Devices, Inc.
  *
  * All rights reserved.
  *
@@ -48,7 +48,6 @@
 #define NVIC_NUM_VECTORS     (NVIC_USER_IRQ_OFFSET + NVIC_USER_IRQ_NUMBER)
 
 #define NVIC_RAM_VECTOR_ADDRESS   0x20000000
-#define NVIC_FLASH_VECTOR_ADDRESS 0x0
 
 #ifdef __cplusplus
 extern "C" {

targets/TARGET_Analog_Devices/TARGET_ADUCM4X50/TARGET_ADUCM4050/api/flash_api.c

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2010-2017 Analog Devices, Inc.
+ * Copyright (c) 2010-2018 Analog Devices, Inc.
  *
  * All rights reserved.
  *
@@ -66,7 +66,7 @@ static const flash_algo_t flash_algo_config = {
     .erase_sector = 0x00000057,
     .program_page = 0x0000007F,
     .static_base  = 0x0000013C,
-    .algo_blob    = FLASH_ALGO
+    .algo_blob    = (uint32_t *)FLASH_ALGO
 };
 
 static const sector_info_t sectors_info[] = {