micropython/ports/stm32/boards/stm32l452xe.ld

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/*
GNU linker script for STM32L452XE
*/
/* Specify the memory areas */
MEMORY
{
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 384K /* sectors 0-191 */
FLASH_FS (r) : ORIGIN = 0x08060000, LENGTH = 128K /* sectors 192-255 */
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 160K /* SRAM1, 128K + SRAM2, 32K */
}
/* produce a link error if there is not this amount of RAM for these sections */
_minimum_stack_size = 2K;
_minimum_heap_size = 16K;
/* Define the stack. The stack is full descending so begins just above last byte of RAM,
or bottom of FS cache.. Note that EABI requires the stack to be 8-byte aligned for a call. */
/* RAM extents for the garbage collector */
_ram_start = ORIGIN(RAM);
_ram_end = ORIGIN(RAM) + LENGTH(RAM);
_micropy_hw_internal_flash_storage_ram_cache_end = _ram_end;
_micropy_hw_internal_flash_storage_ram_cache_start = _micropy_hw_internal_flash_storage_ram_cache_end - 2K; /* fs cache = 2K */
_estack = _micropy_hw_internal_flash_storage_ram_cache_start - _estack_reserve;
_sstack = _estack - 16K; /* stack = 16K */
_heap_start = _ebss; /* heap starts just after statically allocated memory */
_heap_end = _sstack; /* bss + heap = 142K, tunable by adjusting stack size */
_micropy_hw_internal_flash_storage_start = ORIGIN(FLASH_FS);
_micropy_hw_internal_flash_storage_end = ORIGIN(FLASH_FS) + LENGTH(FLASH_FS);