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/* Template for iMX RT 10xx linking. This is the last of four linker scripts passed in.
The first three provide variables for this one.
Boards can setup reserved flash with _ld_reserved_flash_size in board.ld. */
ENTRY(Reset_Handler)
code_size = 1M;
_ld_default_stack_size = 20K;
/* Default reserved flash to nothing. */
_ld_reserved_flash_size = DEFINED(_ld_reserved_flash_size) ? _ld_reserved_flash_size : 0K ;
MEMORY
{
/* These next two sections are included in place of a bootloader. If a UF2 is used to load, it
will ignore these two sections because it lives there. */
/* This is the first block and is read so that the bootrom knows the optimal way to interface with the flash chip. */
FLASH_CONFIG (rx) : ORIGIN = flash_config_location, LENGTH = 512
/* This can't move because the bootrom looks at this address. */
FLASH_IVT (rx) : ORIGIN = 0x60001000, LENGTH = 4K
/* Place the ISRs 48k in to leave room for the bootloader when it is available. */
FLASH_FIRMWARE (rx) : ORIGIN = 0x6000C000, LENGTH = code_size - 48K
FLASH_FATFS (r) : ORIGIN = 0x60100000, LENGTH = _ld_flash_size - code_size - _ld_reserved_flash_size
/* Teensy uses the last bit of flash for recovery. */
RESERVED_FLASH : ORIGIN = 0x60100000 + _ld_flash_size - _ld_reserved_flash_size, LENGTH = _ld_reserved_flash_size
OCRAM (rwx) : ORIGIN = 0x20200000, LENGTH = ram_size - 64K
DTCM (x) : ORIGIN = 0x20000000, LENGTH = 32K
ITCM (x) : ORIGIN = 0x00000000, LENGTH = 32K
}
__data_start__ = 0;
__data_end__ = 0;
_start = 0;
SECTIONS
{
.flash_config :
{
. = ALIGN(4);
KEEP(* (.boot_hdr.conf))
. = ALIGN(4);
} > FLASH_CONFIG
.ivt :
{
. = ALIGN(4);
KEEP(* (.boot_hdr.ivt))
KEEP(* (.boot_hdr.boot_data))
KEEP(* (.boot_hdr.dcd_data))
. = ALIGN(4);
} > FLASH_IVT
image_vector_table = LOADADDR(.ivt);
.text :
{
. = ALIGN(4);
__VECTOR_TABLE = .;
__VECTOR_RAM = .;
_ld_isr_table = .;
KEEP(*(.isr_vector)) /* Startup code */
*(EXCLUDE_FILE(
*fsl_flexspi.o
) .text*) /* .text* sections (code) */
*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
. = ALIGN(4);
} > FLASH_FIRMWARE
.ARM.exidx :
{
*(.ARM.exidx*)
*(.gnu.linkonce.armexidx.*)
_etext = .; /* define a global symbol at end of code */
__etext = .; /* define a global symbol at end of code */
} > FLASH_FIRMWARE
_ld_filesystem_start = ORIGIN(FLASH_FATFS);
_ld_filesystem_end = _ld_filesystem_start + LENGTH(FLASH_FATFS);
.data :
{
. = ALIGN(4);
*(.data*) /* .data* sections */
*fsl_flexspi.o(.text*)
. = ALIGN(4);
} > OCRAM AT> FLASH_FIRMWARE
_ld_ocram_data_destination = ADDR(.data);
_ld_ocram_data_flash_copy = LOADADDR(.data);
_ld_ocram_data_size = SIZEOF(.data);
/* Uninitialized data section */
.bss :
{
. = ALIGN(4);
*(.bss*)
*(COMMON)
. = ALIGN(4);
} > OCRAM
_ld_ocram_bss_start = ADDR(.bss);
_ld_ocram_bss_size = SIZEOF(.bss);
_ld_heap_start = _ld_ocram_bss_start + _ld_ocram_bss_size;
_ld_heap_end = ORIGIN(OCRAM) + LENGTH(OCRAM);
.itcm :
{
. = ALIGN(4);
*(.itcm.*)
. = ALIGN(4);
} > ITCM AT> FLASH_FIRMWARE
_ld_itcm_destination = ADDR(.itcm);
_ld_itcm_flash_copy = LOADADDR(.itcm);
_ld_itcm_size = SIZEOF(.itcm);
.dtcm_data :
{
. = ALIGN(4);
*(.dtcm_data.*)
. = ALIGN(4);
} > DTCM AT> FLASH_FIRMWARE
_ld_dtcm_data_destination = ADDR(.dtcm_data);
_ld_dtcm_data_flash_copy = LOADADDR(.dtcm_data);
_ld_dtcm_data_size = SIZEOF(.dtcm_data);
.dtcm_bss :
{
. = ALIGN(4);
*(.dtcm_bss.*)
. = ALIGN(4);
} > DTCM AT> DTCM
_ld_dtcm_bss_start = ADDR(.dtcm_bss);
_ld_dtcm_bss_size = SIZEOF(.dtcm_bss);
.stack :
{
. = ALIGN(8);
_ld_stack_bottom = .;
. += _ld_default_stack_size;
} > DTCM
_ld_stack_top = ORIGIN(DTCM) + LENGTH(DTCM);
.ARM.attributes 0 : { *(.ARM.attributes) }
}
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