MXRT1050: Add bootloader support

Signed-off-by: Mahesh Mahadevan <[email protected]>

Author: mmahadevan108

targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_MIMXRT1050/device/TOOLCHAIN_ARM_STD/MIMXRT1052xxxxx.sct

@@ -34,17 +34,25 @@
   #define __ram_vector_table_size__    0x00000000
 #endif
 
-#define m_flash_config_start           0x60000000
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x60000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x400000
+#endif
+
+#define m_flash_config_start           MBED_APP_START
 #define m_flash_config_size            0x00001000
 
-#define m_ivt_start                    0x60001000
+#define m_ivt_start                    MBED_APP_START + 0x1000
 #define m_ivt_size                     0x00001000
 
-#define m_interrupts_start             0x60002000
+#define m_interrupts_start             MBED_APP_START + 0x2000
 #define m_interrupts_size              0x00000400
 
-#define m_text_start                   0x60002400
-#define m_text_size                    0x003FDC00
+#define m_text_start                   MBED_APP_START + 0x2400
+#define m_text_size                    MBED_APP_SIZE - 0x2400
 
 #define m_text2_start                  0x00000000
 #define m_text2_size                   0x00020000

targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_MIMXRT1050/device/TOOLCHAIN_GCC_ARM/MIMXRT1052xxxxx.ld

@@ -30,6 +30,14 @@ ENTRY(Reset_Handler)
 
 __ram_vector_table__ = 1;
 
+#if !defined(MBED_APP_START)
+  #define MBED_APP_START 0x60000000
+#endif
+
+#if !defined(MBED_APP_SIZE)
+  #define MBED_APP_SIZE 0x400000
+#endif
+
 #if !defined(MBED_BOOT_STACK_SIZE)
     #define MBED_BOOT_STACK_SIZE 0x400
 #endif
@@ -42,10 +50,10 @@ M_VECTOR_RAM_SIZE = DEFINED(__ram_vector_table__) ? 0x0400 : 0x0;
 /* Specify the memory areas */
 MEMORY
 {
-  m_flash_config        (RX)  : ORIGIN = 0x60000000, LENGTH = 0x00001000
-  m_ivt                 (RX)  : ORIGIN = 0x60001000, LENGTH = 0x00001000
-  m_interrupts          (RX)  : ORIGIN = 0x60002000, LENGTH = 0x00000400
-  m_text                (RX)  : ORIGIN = 0x60002400, LENGTH = 0x003FDC00
+  m_flash_config        (RX)  : ORIGIN = MBED_APP_START, LENGTH = 0x00001000
+  m_ivt                 (RX)  : ORIGIN = MBED_APP_START + 0x1000, LENGTH = 0x00001000
+  m_interrupts          (RX)  : ORIGIN = MBED_APP_START + 0x2000, LENGTH = 0x00000400
+  m_text                (RX)  : ORIGIN = MBED_APP_START + 0x2400, LENGTH = MBED_APP_SIZE - 0x2400
   m_text2               (RX)  : ORIGIN = 0x00000000, LENGTH = 0x00020000
   m_data                (RW)  : ORIGIN = 0x80000000, LENGTH = 0x01E00000
   m_ncache              (RW)  : ORIGIN = 0x81E00000, LENGTH = 0x00200000

targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_MIMXRT1050/device/TOOLCHAIN_IAR/MIMXRT1052xxxxx.icf

@@ -27,6 +27,14 @@
 
 define symbol __ram_vector_table__ = 1;
 
+if (!isdefinedsymbol(MBED_APP_START)) {
+    define symbol MBED_APP_START = 0x60000000;
+}
+
+if (!isdefinedsymbol(MBED_APP_SIZE)) {
+    define symbol MBED_APP_SIZE = 0x400000;
+}
+
 /* Sizes */
 if (!isdefinedsymbol(MBED_BOOT_STACK_SIZE)) {
     define symbol MBED_BOOT_STACK_SIZE = 0x400;
@@ -38,11 +46,11 @@ define symbol __heap_size__=0x10000;
 define symbol __ram_vector_table_size__ =  isdefinedsymbol(__ram_vector_table__) ? 0x00000400 : 0;
 define symbol __ram_vector_table_offset__ =  isdefinedsymbol(__ram_vector_table__) ? 0x000003FF : 0;
 
-define symbol m_interrupts_start       = 0x60002000;
-define symbol m_interrupts_end         = 0x600023FF;
+define symbol m_interrupts_start       = MBED_APP_START + 0x2000;
+define symbol m_interrupts_end         = MBED_APP_START + 0x23FF;
 
-define symbol m_text_start             = 0x60002400;
-define symbol m_text_end               = 0x603FFFFF;
+define symbol m_text_start             = MBED_APP_START + 0x2400;
+define symbol m_text_end               = MBED_APP_START + MBED_APP_SIZE - 1;
 
 define symbol m_text2_start            = 0x00000000;
 define symbol m_text2_end              = 0x0001FFFF;
@@ -62,10 +70,10 @@ define symbol m_data3_end              = 0x81DFFFFF;
 define symbol m_ncache_start           = 0x81E00000;
 define symbol m_ncache_end             = 0x81FFFFFF;
 
-define exported symbol m_boot_hdr_conf_start = 0x60000000;
-define symbol m_boot_hdr_ivt_start           = 0x60001000;
-define symbol m_boot_hdr_boot_data_start     = 0x60001020;
-define symbol m_boot_hdr_dcd_data_start      = 0x60001030;
+define exported symbol m_boot_hdr_conf_start = MBED_APP_START;
+define symbol m_boot_hdr_ivt_start           = MBED_APP_START + 0x1000;
+define symbol m_boot_hdr_boot_data_start     = MBED_APP_START + 0x1020;
+define symbol m_boot_hdr_dcd_data_start      = MBED_APP_START + 0x1030;
 
 /* Sizes */
 if (isdefinedsymbol(__stack_size__)) {

targets/targets.json

@@ -2864,6 +2864,7 @@
             "LWIP"
         ],
         "device_name": "MIMXRT1052",
+        "bootloader_supported": true,
         "overrides": {
             "deep-sleep-latency": 5,
             "network-default-interface-type": "ETHERNET"