[NUC472/M453] Support Bootloader and FlashIAP

targets/TARGET_NUVOTON/TARGET_M451/device/TOOLCHAIN_ARM_MICRO/M453.sct

@@ -1,6 +1,15 @@
+#! armcc -E
 
-LR_IROM1 0x00000000 {
-  ER_IROM1 0x00000000 {  ; load address = execution address
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x00000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x00040000
+#endif
+
+LR_IROM1 MBED_APP_START {
+  ER_IROM1 MBED_APP_START {  ; load address = execution address
    *(RESET, +First)
    *(InRoot$$Sections)
    .ANY (+RO)
@@ -23,6 +32,6 @@ LR_IROM1 0x00000000 {
   ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (0x20000000 + 0x8000 - AlignExpr(ImageLimit(RW_IRAM1), 16)) {
   }
 }
-ScatterAssert(LoadLimit(LR_IROM1) <= 0x00040000)    ; 256 KB APROM
+ScatterAssert(LoadLimit(LR_IROM1) <= (MBED_APP_START + MBED_APP_SIZE))    ; 256 KB APROM
 ScatterAssert(ImageLimit(ARM_LIB_HEAP) <= 0x20008000)   ; 32 KB SRAM
 

targets/TARGET_NUVOTON/TARGET_M451/device/TOOLCHAIN_ARM_STD/M453.sct

@@ -1,6 +1,15 @@
+#! armcc -E
 
-LR_IROM1 0x00000000 {
-  ER_IROM1 0x00000000 {  ; load address = execution address
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x00000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x00040000
+#endif
+
+LR_IROM1 MBED_APP_START {
+  ER_IROM1 MBED_APP_START {  ; load address = execution address
    *(RESET, +First)
    *(InRoot$$Sections)
    .ANY (+RO)
@@ -23,6 +32,6 @@ LR_IROM1 0x00000000 {
   ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (0x20000000 + 0x8000 - AlignExpr(ImageLimit(RW_IRAM1), 16)) {
   }
 }
-ScatterAssert(LoadLimit(LR_IROM1) <= 0x00040000)    ; 256 KB APROM
+ScatterAssert(LoadLimit(LR_IROM1) <= (MBED_APP_START + MBED_APP_SIZE))    ; 256 KB APROM
 ScatterAssert(ImageLimit(ARM_LIB_HEAP) <= 0x20008000)   ; 32 KB SRAM
 

targets/TARGET_NUVOTON/TARGET_M451/device/TOOLCHAIN_GCC_ARM/M453.ld

@@ -2,12 +2,20 @@
  * Nuvoton M453 GCC linker script file
  */
 
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x00000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x00040000
+#endif 
+
 StackSize = 0x800;
 
 MEMORY
 {
-  VECTORS (rx)          : ORIGIN = 0x00000000, LENGTH = 0x00000400
-  FLASH (rx)            : ORIGIN = 0x00000400, LENGTH = 0x00040000 - 0x00000400
+  VECTORS (rx)          : ORIGIN = MBED_APP_START, LENGTH = 0x00000400
+  FLASH (rx)            : ORIGIN = MBED_APP_START + 0x400, LENGTH = MBED_APP_SIZE - 0x00000400
   RAM_INTERN (rwx)      : ORIGIN = 0x20000000, LENGTH = 0x00008000 - 0x00000000
 }
 

targets/TARGET_NUVOTON/TARGET_M451/device/TOOLCHAIN_IAR/M453.icf

@@ -1,11 +1,13 @@
 /*###ICF### Section handled by ICF editor, don't touch! ****/
 /*-Editor annotation file-*/
 /* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\cortex_v1_0.xml" */
+if (!isdefinedsymbol(MBED_APP_START)) { define symbol MBED_APP_START = 0x00000000; }
+if (!isdefinedsymbol(MBED_APP_SIZE)) { define symbol MBED_APP_SIZE = 0x00040000; }
 /*-Specials-*/
-define symbol __ICFEDIT_intvec_start__ = 0x00000000;
+define symbol __ICFEDIT_intvec_start__ = MBED_APP_START;
 /*-Memory Regions-*/
-define symbol __ICFEDIT_region_ROM_start__ = 0x00000000;
-define symbol __ICFEDIT_region_ROM_end__   = 0x00040000;
+define symbol __ICFEDIT_region_ROM_start__ = MBED_APP_START;
+define symbol __ICFEDIT_region_ROM_end__   = MBED_APP_START + MBED_APP_SIZE - 1;
 define symbol __ICFEDIT_region_IRAM_start__ = 0x20000000;
 define symbol __ICFEDIT_region_IRAM_end__   = 0x20008000;
 /*-Sizes-*/

targets/TARGET_NUVOTON/TARGET_M451/device/cmsis_nvic.h

@@ -32,8 +32,18 @@
 #   define NVIC_RAM_VECTOR_ADDRESS  ((uint32_t) &__start_vector_table__)
 #endif
 
-
-#define NVIC_FLASH_VECTOR_ADDRESS 0
+#if defined(__CC_ARM)
+    extern uint32_t Load$$LR$$LR_IROM1$$Base[];
+    #define NVIC_FLASH_VECTOR_ADDRESS   ((uint32_t)Load$$LR$$LR_IROM1$$Base)
+#elif defined(__ICCARM__)
+    #pragma section=".intvec"
+    #define NVIC_FLASH_VECTOR_ADDRESS   ((uint32_t)__section_begin(".intvec"))
+#elif defined(__GNUC__)
+      extern uint32_t __vector_table;
+      #define NVIC_FLASH_VECTOR_ADDRESS   ((uint32_t)&__vector_table)
+#else
+    #error "Flash vector address not set for this toolchain"
+#endif
 
 #ifdef __cplusplus
 extern "C" {

targets/TARGET_NUVOTON/TARGET_M451/flash_api.c

@@ -0,0 +1,79 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2015-2016 Nuvoton
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "flash_api.h"
+#include "flash_data.h"
+#include "mbed_critical.h"
+
+// This is a flash algo binary blob. It is PIC (position independent code) that should be stored in RAM
+// NOTE: On ARMv7-M/ARMv8-M, instruction fetches are always little-endian.
+static uint32_t FLASH_ALGO[] = {
+    0x4603b530, 0x2164460c, 0x4dd72059, 0x20166028, 0xf8c5070d, 0x20880100, 0x0100f8c5, 0xf8d006c0, 
+    0xf0000100, 0xb9080001, 0xbd302001, 0x680048cf, 0x0004f040, 0x4580f04f, 0x0200f8c5, 0xf8d04628, 
+    0xf0400204, 0xf8c50004, 0xbf000204, 0xf1a11e08, 0xd1fb0101, 0x680048c6, 0x002df040, 0x60284dc4, 
+    0x68004628, 0x0001f000, 0x2001b908, 0x48c0e7dd, 0xf0406800, 0x4dbe0040, 0x20006028, 0x4601e7d5, 
+    0x48bbbf00, 0xf0006900, 0x28000001, 0x48b8d1f9, 0xf0206800, 0x4ab6002d, 0x20006010, 0x60104ab2, 
+    0x46014770, 0x48b2bf00, 0xf0006900, 0x28000001, 0x48afd1f9, 0xf0406800, 0x4aad0040, 0x20226010, 
+    0xf02160d0, 0x60500003, 0x61102001, 0x8f60f3bf, 0x48a7bf00, 0xf0006900, 0x28000001, 0x48a4d1f9, 
+    0xf0006800, 0xb1380040, 0x680048a1, 0x0040f040, 0x60104a9f, 0x47702001, 0xe7fc2000, 0x4604b570, 
+    0x4615460b, 0x46292200, 0x000ff103, 0x030ff020, 0x4897bf00, 0xf0006900, 0x28000001, 0x4894d1f9, 
+    0xf0406800, 0x4e920040, 0xf0246030, 0x6070000f, 0x60f02027, 0x1c524610, 0x0020f851, 0x36804e8c, 
+    0x46106030, 0xf8511c52, 0x4e890020, 0x0084f8c6, 0x1c524610, 0x0020f851, 0x36884e85, 0x46106030, 
+    0xf8511c52, 0x1d360020, 0x20016030, 0x61304e80, 0xe02c3b10, 0x487ebf00, 0x680030c0, 0x0030f000, 
+    0xd1f82800, 0x1c524610, 0x0020f851, 0x36804e78, 0x46106030, 0xf8511c52, 0x4e750020, 0x0084f8c6, 
+    0x4873bf00, 0x680030c0, 0x00c0f000, 0xd1f82800, 0x1c524610, 0x0020f851, 0x36884e6d, 0x46106030, 
+    0xf8511c52, 0x4e6a0020, 0x008cf8c6, 0x2b003b10, 0xbf00d1d0, 0x69004866, 0x0001f000, 0xd1f92800, 
+    0xb510bd70, 0x1cc84603, 0x0103f020, 0x4860bf00, 0xf0006900, 0x28000001, 0x485dd1f9, 0xf0406800, 
+    0x4c5b0040, 0x20216020, 0xe02060e0, 0x0003f023, 0x60604c57, 0x60a06810, 0x61202001, 0x8f60f3bf, 
+    0x4853bf00, 0xf0006900, 0x28000001, 0x4850d1f9, 0xf0006800, 0xb1380040, 0x6800484d, 0x0040f040, 
+    0x60204c4b, 0xbd102001, 0x1d121d1b, 0x29001f09, 0x2000d1dc, 0xe92de7f7, 0x460547f0, 0x4616460c, 
+    0x0800f04f, 0xbf0046c2, 0x69004841, 0x0001f000, 0xd1f92800, 0x6800483e, 0x0040f040, 0x6008493c, 
+    0xf0201ce0, 0xe02d0403, 0xb958b2e8, 0xd9092cff, 0x7780f44f, 0x0208eb06, 0x46284639, 0xff2ef7ff, 
+    0xe0164682, 0x0008f3c5, 0x2c10b958, 0xf024d309, 0xeb06070f, 0x46390208, 0xf7ff4628, 0x4682ff1f, 
+    0x4627e007, 0x0208eb06, 0x46284639, 0xff89f7ff, 0x443d4682, 0x1be444b8, 0x0f00f1ba, 0x2001d002, 
+    0x87f0e8bd, 0xd1cf2c00, 0xe7f92000, 0x1ccbb510, 0x0103f023, 0x4b1ebf00, 0xf003691b, 0x2b000301, 
+    0x4b1bd1f9, 0xf043681b, 0x4c190340, 0x23006023, 0xe02560e3, 0x0303f020, 0x60634c15, 0x60a32300, 
+    0x61232301, 0x8f60f3bf, 0x4b11bf00, 0xf003691b, 0x2b000301, 0x4b0ed1f9, 0xf003681b, 0xb1330340, 
+    0x681b4b0b, 0x0340f043, 0x60234c09, 0x4b08bd10, 0x6814689b, 0xd00042a3, 0x1d00e7f8, 0x1f091d12, 
+    0xd1d72900, 0xe7f1bf00, 0x40000100, 0x40000200, 0x4000c000, 0x00000000, 
+};
+
+static const flash_algo_t flash_algo_config = {
+    .init = 0x00000001,
+    .uninit = 0x0000007f,
+    .erase_sector = 0x000000a3,
+    .program_page = 0x00000257,
+    .static_base = 0x00000374,
+    .algo_blob = FLASH_ALGO
+};
+
+static const sector_info_t sectors_info[] = {
+    {0x0, 0x800},           // (start, sector size)
+};
+
+static const flash_target_config_t flash_target_config = {
+    .page_size  = 0x800,    // 2 KB
+    .flash_start = 0x0,
+    .flash_size = 0x40000,  // 256 KB
+    .sectors = sectors_info,
+    .sector_info_count = sizeof(sectors_info) / sizeof(sector_info_t)
+};
+
+void flash_set_target_config(flash_t *obj)
+{
+    obj->flash_algo = &flash_algo_config;
+    obj->target_config = &flash_target_config;
+}

targets/TARGET_NUVOTON/TARGET_NUC472/device/TOOLCHAIN_ARM_MICRO/TARGET_NU_XRAM_SUPPORTED/NUC472.sct

@@ -1,6 +1,15 @@
+#! armcc -E
 
-LR_IROM1 0x00000000 {
-  ER_IROM1 0x00000000 {  ; load address = execution address
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x00000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x00080000
+#endif
+
+LR_IROM1 MBED_APP_START {
+  ER_IROM1 MBED_APP_START {  ; load address = execution address
    *(RESET, +First)
    *(InRoot$$Sections)
    .ANY (+RO)
@@ -29,7 +38,7 @@ LR_IROM1 0x00000000 {
   ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (0x60000000 + 0x100000 - AlignExpr(ImageLimit(ER_XRAM1), 16)) {
   }
 }
-ScatterAssert(LoadLimit(LR_IROM1) <= 0x00080000)    ; 512 KB APROM
+ScatterAssert(LoadLimit(LR_IROM1) <= (MBED_APP_START + MBED_APP_SIZE))    ; 512 KB APROM
 ScatterAssert(ImageLimit(RW_IRAM1) <= 0x20010000)   ; 64 KB SRAM (internal)
 ScatterAssert(ImageLimit(ARM_LIB_HEAP) <= 0x60100000)   ; 1 MB SRAM (external)
 

targets/TARGET_NUVOTON/TARGET_NUC472/device/TOOLCHAIN_ARM_MICRO/TARGET_NU_XRAM_UNSUPPORTED/NUC472.sct

@@ -1,6 +1,15 @@
+#! armcc -E
 
-LR_IROM1 0x00000000 {
-  ER_IROM1 0x00000000 {  ; load address = execution address
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x00000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x00080000
+#endif
+
+LR_IROM1 MBED_APP_START {
+  ER_IROM1 MBED_APP_START {  ; load address = execution address
    *(RESET, +First)
    *(InRoot$$Sections)
    .ANY (+RO)
@@ -24,6 +33,6 @@ LR_IROM1 0x00000000 {
   ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (0x20000000 + 0x10000 - AlignExpr(ImageLimit(RW_IRAM1), 16)) {
   }
 }
-ScatterAssert(LoadLimit(LR_IROM1) <= 0x00080000)    ; 512 KB APROM
+ScatterAssert(LoadLimit(LR_IROM1) <= (MBED_APP_START + MBED_APP_SIZE))    ; 512 KB APROM
 ScatterAssert(ImageLimit(RW_IRAM1) <= 0x20010000)   ; 64 KB SRAM (internal)
 

targets/TARGET_NUVOTON/TARGET_NUC472/device/TOOLCHAIN_ARM_STD/TARGET_NU_XRAM_SUPPORTED/NUC472.sct

@@ -1,6 +1,15 @@
+#! armcc -E
 
-LR_IROM1 0x00000000 {
-  ER_IROM1 0x00000000 {  ; load address = execution address
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x00000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x00080000
+#endif
+
+LR_IROM1 MBED_APP_START {
+  ER_IROM1 MBED_APP_START {  ; load address = execution address
    *(RESET, +First)
    *(InRoot$$Sections)
    .ANY (+RO)
@@ -31,7 +40,7 @@ LR_IROM1 0x00000000 {
   ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (0x60000000 + 0x100000 - AlignExpr(ImageLimit(ER_XRAM1), 16)) {
   }
 }
-ScatterAssert(LoadLimit(LR_IROM1) <= 0x00080000)    ; 512 KB APROM
+ScatterAssert(LoadLimit(LR_IROM1) <= (MBED_APP_START + MBED_APP_SIZE))    ; 512 KB APROM
 ScatterAssert(ImageLimit(RW_IRAM1) <= 0x20010000)   ; 64 KB SRAM (internal)
 ScatterAssert(ImageLimit(ARM_LIB_HEAP) <= 0x60100000)   ; 1 MB SRAM (external)
 

targets/TARGET_NUVOTON/TARGET_NUC472/device/TOOLCHAIN_ARM_STD/TARGET_NU_XRAM_UNSUPPORTED/NUC472.sct

@@ -1,6 +1,15 @@
+#! armcc -E
 
-LR_IROM1 0x00000000 {
-  ER_IROM1 0x00000000 {  ; load address = execution address
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x00000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x00080000
+#endif
+
+LR_IROM1 MBED_APP_START {
+  ER_IROM1 MBED_APP_START {  ; load address = execution address
    *(RESET, +First)
    *(InRoot$$Sections)
    .ANY (+RO)
@@ -24,6 +33,6 @@ LR_IROM1 0x00000000 {
   ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (0x20000000 + 0x10000 - AlignExpr(ImageLimit(RW_IRAM1), 16)) {
   }
 }
-ScatterAssert(LoadLimit(LR_IROM1) <= 0x00080000)    ; 512 KB APROM
+ScatterAssert(LoadLimit(LR_IROM1) <= (MBED_APP_START + MBED_APP_SIZE))    ; 512 KB APROM
 ScatterAssert(ImageLimit(RW_IRAM1) <= 0x20010000)   ; 64 KB SRAM (internal)
 

targets/TARGET_NUVOTON/TARGET_NUC472/device/TOOLCHAIN_GCC_ARM/TARGET_NU_XRAM_SUPPORTED/NUC472.ld

@@ -2,13 +2,21 @@
  * Nuvoton NUC472 GCC linker script file
  */
 
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x00000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x00080000
+#endif 
+
 StackSize = 0x800;
 
 MEMORY
 {
 
-  VECTORS (rx)          : ORIGIN = 0x00000000, LENGTH = 0x00000400
-  FLASH (rx)            : ORIGIN = 0x00000400, LENGTH = 0x00080000 - 0x00000400
+  VECTORS (rx)          : ORIGIN = MBED_APP_START, LENGTH = 0x00000400
+  FLASH (rx)            : ORIGIN = MBED_APP_START + 0x400, LENGTH = MBED_APP_SIZE - 0x00000400
   RAM_INTERN (rwx)      : ORIGIN = 0x20000000, LENGTH = 0x00010000 - 0x00000000
   RAM_EXTERN (rwx)      : ORIGIN = 0x60000000, LENGTH = 0x00100000
 }

targets/TARGET_NUVOTON/TARGET_NUC472/device/TOOLCHAIN_GCC_ARM/TARGET_NU_XRAM_UNSUPPORTED/NUC472.ld

@@ -2,13 +2,21 @@
  * Nuvoton NUC472 GCC linker script file
  */
 
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x00000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x00080000
+#endif 
+
 StackSize = 0x800;
 
 MEMORY
 {
 
-  VECTORS (rx)          : ORIGIN = 0x00000000, LENGTH = 0x00000400
-  FLASH (rx)            : ORIGIN = 0x00000400, LENGTH = 0x00080000 - 0x00000400
+  VECTORS (rx)          : ORIGIN = MBED_APP_START, LENGTH = 0x00000400
+  FLASH (rx)            : ORIGIN = MBED_APP_START + 0x400, LENGTH = MBED_APP_SIZE - 0x00000400
   RAM_INTERN (rwx)      : ORIGIN = 0x20000000, LENGTH = 0x00010000 - 0x00000000
 }
 

targets/TARGET_NUVOTON/TARGET_NUC472/device/TOOLCHAIN_IAR/TARGET_NU_XRAM_SUPPORTED/NUC472_442.icf

@@ -1,11 +1,13 @@
 /*###ICF### Section handled by ICF editor, don't touch! ****/
 /*-Editor annotation file-*/
 /* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\cortex_v1_0.xml" */
+if (!isdefinedsymbol(MBED_APP_START)) { define symbol MBED_APP_START = 0x00000000; }
+if (!isdefinedsymbol(MBED_APP_SIZE)) { define symbol MBED_APP_SIZE = 0x00080000; }
 /*-Specials-*/
-define symbol __ICFEDIT_intvec_start__ = 0x00000000;
+define symbol __ICFEDIT_intvec_start__ = MBED_APP_START;
 /*-Memory Regions-*/
-define symbol __ICFEDIT_region_ROM_start__ = 0x00000000;
-define symbol __ICFEDIT_region_ROM_end__   = 0x00080000;
+define symbol __ICFEDIT_region_ROM_start__ = MBED_APP_START;
+define symbol __ICFEDIT_region_ROM_end__   = MBED_APP_START + MBED_APP_SIZE - 1;
 define symbol __ICFEDIT_region_IRAM_start__ = 0x20000000;
 define symbol __ICFEDIT_region_IRAM_end__   = 0x20010000;
 define symbol __ICFEDIT_region_XRAM_start__ = 0x60000000;

targets/TARGET_NUVOTON/TARGET_NUC472/device/TOOLCHAIN_IAR/TARGET_NU_XRAM_UNSUPPORTED/NUC472_442.icf

@@ -1,11 +1,13 @@
 /*###ICF### Section handled by ICF editor, don't touch! ****/
 /*-Editor annotation file-*/
 /* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\cortex_v1_0.xml" */
+if (!isdefinedsymbol(MBED_APP_START)) { define symbol MBED_APP_START = 0x00000000; }
+if (!isdefinedsymbol(MBED_APP_SIZE)) { define symbol MBED_APP_SIZE = 0x00080000; }
 /*-Specials-*/
-define symbol __ICFEDIT_intvec_start__ = 0x00000000;
+define symbol __ICFEDIT_intvec_start__ = MBED_APP_START;
 /*-Memory Regions-*/
-define symbol __ICFEDIT_region_ROM_start__ = 0x00000000;
-define symbol __ICFEDIT_region_ROM_end__   = 0x00080000;
+define symbol __ICFEDIT_region_ROM_start__ = MBED_APP_START;
+define symbol __ICFEDIT_region_ROM_end__   = MBED_APP_START + MBED_APP_SIZE - 1;
 define symbol __ICFEDIT_region_IRAM_start__ = 0x20000000;
 define symbol __ICFEDIT_region_IRAM_end__   = 0x20010000;
 /*-Sizes-*/