/* Entry Point */
ENTRY(Reset_Handler)

/* Specify the memory areas */
MEMORY
{
	ROM_CODE        (arx) : ORIGIN = 0x0,           LENGTH = 0x00005000 /* 20k  */
	ROM_BL          (arx) : ORIGIN = 0x10000000,    LENGTH = 0x00008000 /* 32k  */
	RESERVED        (ar)  : ORIGIN = 0x10008000,    LENGTH = 0x00008000 /* 32k  */
	N9_CODE         (ar)  : ORIGIN = 0x10010000,    LENGTH = 0x00069000 /* 420k */
	XIP_CODE        (arx) : ORIGIN = 0x10079000,    LENGTH = 0x001ED000 /* 1972k */
	ROM_FOTA        (ar)  : ORIGIN = 0x10266000,    LENGTH = 0x0018A000 /* 1576k */
	ROM_NVDM        (ar)  : ORIGIN = 0x103F0000,    LENGTH = 0x00010000 /* 64k  */
	TCMRAM          (arw) : ORIGIN = 0x00100000,	LENGTH = 0x0000FC00 /* 63k  */
	SYSRAM          (arw) : ORIGIN = 0x20000000,    LENGTH = 0x0003EC00 /* 251k */
}
__FLASH_segment_start__ = ORIGIN( XIP_CODE );
__FLASH_segment_end__ = __FLASH_segment_start__ + LENGTH( XIP_CODE );

__SRAM_segment_start__ = ORIGIN( SYSRAM );
__SRAM_segment_end__ = __SRAM_segment_start__ + LENGTH( SYSRAM );


/* Define output sections */
SECTIONS
{
    . = ORIGIN(XIP_CODE);
    .text :
    {
        _text_start = .;
        KEEP(*(.init))
        KEEP(*(.fini))

        *(.text*)
        *(.text)
        *(.rodata*)
        _text_end = .;
        . = ALIGN(4);
    } > XIP_CODE

    . = ALIGN(4);
    __etext = .;
    . = ALIGN(4);

    . = ALIGN(4);
    .data :
    {
        __data_start__ = .;
        _data_start = .;
	    KEEP(*(.isr_vector))
        . = ALIGN(4);
        *(.data)
        *(.data*)

        . = ALIGN(4);
        /* preinit data */
        PROVIDE (__preinit_array_start = .);
        KEEP(*(.preinit_array))
        PROVIDE (__preinit_array_end = .);

        . = ALIGN(4);
        /* init data */
        PROVIDE (__init_array_start = .);
        KEEP(*(SORT(.init_array.*)))
        KEEP(*(.init_array))
        PROVIDE (__init_array_end = .);


        . = ALIGN(4);
        /* finit data */
        PROVIDE (__fini_array_start = .);
        KEEP(*(SORT(.fini_array.*)))
        KEEP(*(.fini_array))
        PROVIDE (__fini_array_end = .);

        _data_end = .;
       __data_end__ = .;

    } > SYSRAM AT> XIP_CODE

    . = ALIGN(4);
    .bssRandom (NOLOAD) :
    {
        __bssrandom_start__ = .;
        *(.bssRandom)
        __bssrandom_end__   = .;

    } > TCMRAM

    . = ALIGN(4);
    __ramtext_load__ = LOADADDR(.ramTEXT);

    . = ALIGN(4);
    .ramTEXT :
    {
        __ramtext_start__ = .;
        KEEP(*(.ramTEXT))
        __ramtext_end__ = .;

    } > TCMRAM AT> XIP_CODE

    . = ALIGN(4);
    .tcmBSS (NOLOAD) :
    {
        __tcmbss_start__ = .;
        *(.tcmBSS)
        __tcmbss_end__   = .;

    } > TCMRAM

    . = ALIGN(4);
    .bss :
    {
        __bss_start__ = .;
        *(.bss)
        *(COMMON)
        *(.bss*)
        . = ALIGN(4);
        __bss_end__ = .;
    } > SYSRAM
    . = ALIGN(4);

    /* .stack_dummy section doesn't contains any symbols. It is only
     * used for linker to calculate size of stack sections, and assign
     * values to stack symbols later */

    .stack_dummy :
    {
        PROVIDE ( __end__ = . );
        PROVIDE ( end = . );
        *(.stack)
    } > SYSRAM

    __StackTop = ORIGIN(SYSRAM) + LENGTH(SYSRAM);
    __StackLimit = __StackTop - SIZEOF(.stack_dummy);
    PROVIDE(__stack = __StackTop);
    /* Check if data + stack exceeds RAM limit */
    ASSERT(__StackLimit >= __bss_end__, "region RAM overflowed with stack")

}