71 lines
2.6 KiB
Plaintext
71 lines
2.6 KiB
Plaintext
/*
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GNU linker script for STM32H747
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*/
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/* Specify the memory areas */
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MEMORY
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{
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ITCM (xrw) : ORIGIN = 0x00000000, LENGTH = 64K
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DTCM (xrw) : ORIGIN = 0x20000000, LENGTH = 128K
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RAM (xrw) : ORIGIN = 0x24000000, LENGTH = 512K /* AXI SRAM D1 */
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SRAM1 (xrw) : ORIGIN = 0x30000000, LENGTH = 128K /* SRAM1 D2 */
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SRAM2 (xrw) : ORIGIN = 0x30020000, LENGTH = 128K /* SRAM2 D2 */
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SRAM3 (xrw) : ORIGIN = 0x30040000, LENGTH = 32K /* SRAM3 D2 */
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SRAM4 (xrw) : ORIGIN = 0x38000000, LENGTH = 64K /* SRAM4 D3 */
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FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 2048K /* Total available flash */
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FLASH_EXT (rx) : ORIGIN = 0x90000000, LENGTH = 16384K /* 16MBs external QSPI flash */
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FLASH_FS (r) : ORIGIN = 0x08020000, LENGTH = 128K /* sector 1 -> Flash storage */
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FLASH_TEXT (rx) : ORIGIN = 0x08040000, LENGTH = 1792K /* Sector 0 -> Arduino Bootloader
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Sector 1 -> Reserved for CM4/FS
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Sectors 2 -> 15 firmware */
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}
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/* produce a link error if there is not this amount of RAM for these sections */
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_minimum_stack_size = 2K;
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_minimum_heap_size = 16K;
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/* Define the stack. The stack is full descending so begins just above last byte
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of RAM. Note that EABI requires the stack to be 8-byte aligned for a call. */
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_estack = ORIGIN(RAM) + LENGTH(RAM) - _estack_reserve;
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_sstack = _estack - 16K; /* tunable */
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/* RAM extents for the garbage collector */
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_ram_start = ORIGIN(RAM);
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_ram_end = ORIGIN(RAM) + LENGTH(RAM);
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_heap_start = _ebss; /* heap starts just after statically allocated memory */
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_heap_end = _sstack;
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/* Note the following varilables are only used if the filesystem flash storage is enabled */
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/* Location of filesystem RAM cache */
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_micropy_hw_internal_flash_storage_ram_cache_start = ORIGIN(DTCM);
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_micropy_hw_internal_flash_storage_ram_cache_end = ORIGIN(DTCM) + LENGTH(DTCM);
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/* Location of filesystem flash storage */
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_micropy_hw_internal_flash_storage_start = ORIGIN(FLASH_FS);
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_micropy_hw_internal_flash_storage_end = ORIGIN(FLASH_FS) + LENGTH(FLASH_FS);
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/* define output sections */
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SECTIONS
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{
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.isr_vector :
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{
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. = ALIGN(4);
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KEEP(*(.isr_vector))
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. = ALIGN(4);
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} >FLASH_TEXT
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.text :
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{
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. = ALIGN(4);
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*(.text*)
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*(.rodata*)
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. = ALIGN(512);
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*(.big_const*)
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. = ALIGN(4);
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_etext = .;
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} >FLASH_TEXT
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INCLUDE common_extratext_data_in_flash_text.ld
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INCLUDE common_bss_heap_stack.ld
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}
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