ENTRY(_start)

MEMORY
{
    FLASH  (rx)  : ORIGIN = 0x00000000, LENGTH = 1M
    RAM  (rwx) : ORIGIN = 0x20000000, LENGTH = 128K
}

_Min_Heap_Size = 0x200 ;
_Min_Stack_Size = 0x200 ;       /* Required amount of stack.  Used by main(), then re-used as the interrupt stack after the kernel starts. */
_estack = ORIGIN(RAM) + LENGTH(RAM);


SECTIONS
{
	.text : { *(.text*) } 		> FLASH
	.rodata  : { *(.rodata*) }	> FLASH
	.bss  : { *(.bss*) }		> RAM
	.data  : { *(.data*) }		> RAM
	.heap : {
		. = ALIGN(8);
        PROVIDE ( end = . );
        PROVIDE ( _end = . );
        _heap_bottom = .;
        . = . + _Min_Heap_Size;
        _heap_top = .;
        . = . + _Min_Stack_Size;
		. = ALIGN(8);
	} >RAM

	.stack (NOLOAD) :  {
		. = ORIGIN(RAM) + LENGTH(RAM);
		stack_top = .;
	} > RAM

	__StackLimit = stack_top - _Min_Stack_Size;

	/* Check if data + heap + stack exceeds RAM limit */
	ASSERT(__StackLimit >= _heap_top, "region RAM overflowed with stack")
}