circuitpython/ports/stm/boards/STM32L4R5_boot.ld

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/*
GNU linker script for STM32L4R5 with bootloader
*/
/* Specify the memory areas */
MEMORY
{
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 2048K /* entire flash */
FLASH_ISR (rx) : ORIGIN = 0x08010000, LENGTH = 4K /* ISR vector. Kind of wasteful. */
FLASH_FIRMWARE (rx) : ORIGIN = 0x08011000, LENGTH = 1024K-128K-64K-4K /* For now, limit to 1MB so that bank switching is still possible. */
FLASH_FS (rw) : ORIGIN = 0x08100000, LENGTH = 1024K
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 640K
}
/* produce a link error if there is not this amount of RAM for these sections */
_minimum_stack_size = 24K;
_minimum_heap_size = 16K;
/* Define the top end of the stack. The stack is full descending so begins just
above last byte of RAM. Note that EABI requires the stack to be 8-byte
aligned for a call. */
_estack = ORIGIN(RAM) + LENGTH(RAM);
/* RAM extents for the garbage collector */
_ram_start = ORIGIN(RAM);
_ram_end = ORIGIN(RAM) + LENGTH(RAM);