// 2MB FLASH (0x200000)
if (!isdefinedsymbol(MBED_APP_START)) { define symbol MBED_APP_START = 0x08000000; }
if (!isdefinedsymbol(MBED_APP_SIZE)) { define symbol MBED_APP_SIZE = 0x200000; }
define symbol __intvec_start__     = MBED_APP_START;
define symbol __region_ROM_start__ = MBED_APP_START;
define symbol __region_ROM_end__   = MBED_APP_START + MBED_APP_SIZE - 1;

// 128KB DTCM RAM (0x20000)
// Vector table dynamic copy: 166 vectors = 664 bytes (0x298) to be reserved in RAM
define symbol __region_RAM_start__ = 0x20000000 + 0x298; // Aligned on 8 bytes
define symbol __region_RAM_end__   = 0x20000000 + 0x20000 - 1;

// Memory regions
define memory mem with size = 4G;
define region ROM_region = mem:[from __region_ROM_start__ to __region_ROM_end__];
define region RAM_region = mem:[from __region_RAM_start__ to __region_RAM_end__];

// Stack and Heap
define symbol __size_cstack__ = 0x400; // 1KB
define symbol __size_heap__   = 0x10000; // 64KB
define block CSTACK    with alignment = 8, size = __size_cstack__   { };
define block HEAP      with alignment = 8, size = __size_heap__     { };
define block STACKHEAP with fixed order { block HEAP, block CSTACK };

initialize by copy with packing = zeros { readwrite };
do not initialize  { section .noinit };

place at address mem:__intvec_start__ { readonly section .intvec };

place in ROM_region   { readonly };
place in RAM_region   { readwrite, block STACKHEAP };