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